Mercurial > hg > nginx
annotate src/http/modules/ngx_http_fastcgi_module.c @ 2396:848d944eae81
test port in fastcgi_pass variable
author | Igor Sysoev <igor@sysoev.ru> |
---|---|
date | Wed, 10 Dec 2008 16:25:14 +0000 |
parents | b1a24d3cf4dd |
children | 7af1e5fe102c |
rev | line source |
---|---|
479 | 1 |
2 /* | |
3 * Copyright (C) Igor Sysoev | |
4 */ | |
5 | |
6 | |
7 #include <ngx_config.h> | |
8 #include <ngx_core.h> | |
9 #include <ngx_http.h> | |
10 | |
11 | |
12 typedef struct { | |
651 | 13 ngx_http_upstream_conf_t upstream; |
14 | |
15 ngx_str_t index; | |
16 | |
17 ngx_array_t *flushes; | |
18 ngx_array_t *params_len; | |
19 ngx_array_t *params; | |
20 ngx_array_t *params_source; | |
1228 | 21 ngx_array_t *catch_stderr; |
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22 |
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23 ngx_array_t *fastcgi_lengths; |
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24 ngx_array_t *fastcgi_values; |
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 { | |
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43 u_char *start; |
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44 u_char *end; |
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45 } ngx_http_fastcgi_split_part_t; |
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46 |
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47 |
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48 typedef struct { |
651 | 49 ngx_http_fastcgi_state_e state; |
50 u_char *pos; | |
51 u_char *last; | |
52 ngx_uint_t type; | |
53 size_t length; | |
54 size_t padding; | |
55 | |
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56 ngx_uint_t fastcgi_stdout; /* unsigned :1 */ |
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57 |
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58 ngx_array_t *split_parts; |
479 | 59 } ngx_http_fastcgi_ctx_t; |
60 | |
61 | |
62 #define NGX_HTTP_FASTCGI_RESPONDER 1 | |
63 | |
64 #define NGX_HTTP_FASTCGI_BEGIN_REQUEST 1 | |
65 #define NGX_HTTP_FASTCGI_ABORT_REQUEST 2 | |
66 #define NGX_HTTP_FASTCGI_END_REQUEST 3 | |
67 #define NGX_HTTP_FASTCGI_PARAMS 4 | |
68 #define NGX_HTTP_FASTCGI_STDIN 5 | |
69 #define NGX_HTTP_FASTCGI_STDOUT 6 | |
70 #define NGX_HTTP_FASTCGI_STDERR 7 | |
71 #define NGX_HTTP_FASTCGI_DATA 8 | |
72 | |
73 | |
74 typedef struct { | |
75 u_char version; | |
76 u_char type; | |
77 u_char request_id_hi; | |
78 u_char request_id_lo; | |
79 u_char content_length_hi; | |
80 u_char content_length_lo; | |
81 u_char padding_length; | |
82 u_char reserved; | |
83 } ngx_http_fastcgi_header_t; | |
84 | |
85 | |
86 typedef struct { | |
87 u_char role_hi; | |
88 u_char role_lo; | |
89 u_char flags; | |
90 u_char reserved[5]; | |
91 } ngx_http_fastcgi_begin_request_t; | |
92 | |
93 | |
509 | 94 typedef struct { |
95 u_char version; | |
96 u_char type; | |
97 u_char request_id_hi; | |
98 u_char request_id_lo; | |
99 } ngx_http_fastcgi_header_small_t; | |
100 | |
101 | |
102 typedef struct { | |
103 ngx_http_fastcgi_header_t h0; | |
104 ngx_http_fastcgi_begin_request_t br; | |
105 ngx_http_fastcgi_header_small_t h1; | |
106 } ngx_http_fastcgi_request_start_t; | |
107 | |
108 | |
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109 static ngx_int_t ngx_http_fastcgi_eval(ngx_http_request_t *r, |
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110 ngx_http_fastcgi_loc_conf_t *flcf); |
479 | 111 static ngx_int_t ngx_http_fastcgi_create_request(ngx_http_request_t *r); |
112 static ngx_int_t ngx_http_fastcgi_reinit_request(ngx_http_request_t *r); | |
113 static ngx_int_t ngx_http_fastcgi_process_header(ngx_http_request_t *r); | |
114 static ngx_int_t ngx_http_fastcgi_input_filter(ngx_event_pipe_t *p, | |
487 | 115 ngx_buf_t *buf); |
479 | 116 static ngx_int_t ngx_http_fastcgi_process_record(ngx_http_request_t *r, |
487 | 117 ngx_http_fastcgi_ctx_t *f); |
479 | 118 static void ngx_http_fastcgi_abort_request(ngx_http_request_t *r); |
119 static void ngx_http_fastcgi_finalize_request(ngx_http_request_t *r, | |
487 | 120 ngx_int_t rc); |
479 | 121 |
509 | 122 static ngx_int_t ngx_http_fastcgi_add_variables(ngx_conf_t *cf); |
123 static void *ngx_http_fastcgi_create_loc_conf(ngx_conf_t *cf); | |
124 static char *ngx_http_fastcgi_merge_loc_conf(ngx_conf_t *cf, | |
125 void *parent, void *child); | |
573 | 126 static ngx_int_t ngx_http_fastcgi_script_name_variable(ngx_http_request_t *r, |
127 ngx_http_variable_value_t *v, uintptr_t data); | |
509 | 128 |
479 | 129 static char *ngx_http_fastcgi_pass(ngx_conf_t *cf, ngx_command_t *cmd, |
487 | 130 void *conf); |
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131 static char *ngx_http_fastcgi_store(ngx_conf_t *cf, ngx_command_t *cmd, |
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132 void *conf); |
479 | 133 static char *ngx_http_fastcgi_lowat_check(ngx_conf_t *cf, void *post, |
487 | 134 void *data); |
479 | 135 |
884 | 136 static char *ngx_http_fastcgi_upstream_max_fails_unsupported(ngx_conf_t *cf, |
137 ngx_command_t *cmd, void *conf); | |
138 static char *ngx_http_fastcgi_upstream_fail_timeout_unsupported(ngx_conf_t *cf, | |
139 ngx_command_t *cmd, void *conf); | |
140 | |
479 | 141 |
509 | 142 static ngx_conf_post_t ngx_http_fastcgi_lowat_post = |
143 { ngx_http_fastcgi_lowat_check }; | |
479 | 144 |
145 | |
146 static ngx_conf_bitmask_t ngx_http_fastcgi_next_upstream_masks[] = { | |
147 { ngx_string("error"), NGX_HTTP_UPSTREAM_FT_ERROR }, | |
148 { ngx_string("timeout"), NGX_HTTP_UPSTREAM_FT_TIMEOUT }, | |
149 { ngx_string("invalid_header"), NGX_HTTP_UPSTREAM_FT_INVALID_HEADER }, | |
150 { ngx_string("http_500"), NGX_HTTP_UPSTREAM_FT_HTTP_500 }, | |
623 | 151 { ngx_string("http_503"), NGX_HTTP_UPSTREAM_FT_HTTP_503 }, |
479 | 152 { ngx_string("http_404"), NGX_HTTP_UPSTREAM_FT_HTTP_404 }, |
665 | 153 { ngx_string("off"), NGX_HTTP_UPSTREAM_FT_OFF }, |
479 | 154 { ngx_null_string, 0 } |
155 }; | |
156 | |
157 | |
158 static ngx_command_t ngx_http_fastcgi_commands[] = { | |
159 | |
160 { ngx_string("fastcgi_pass"), | |
629 | 161 NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF|NGX_CONF_TAKE1, |
479 | 162 ngx_http_fastcgi_pass, |
163 NGX_HTTP_LOC_CONF_OFFSET, | |
164 0, | |
165 NULL }, | |
166 | |
167 { ngx_string("fastcgi_index"), | |
168 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
169 ngx_conf_set_str_slot, | |
170 NGX_HTTP_LOC_CONF_OFFSET, | |
171 offsetof(ngx_http_fastcgi_loc_conf_t, index), | |
172 NULL }, | |
173 | |
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174 { ngx_string("fastcgi_store"), |
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175 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
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176 ngx_http_fastcgi_store, |
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177 NGX_HTTP_LOC_CONF_OFFSET, |
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178 0, |
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179 NULL }, |
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180 |
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181 { ngx_string("fastcgi_store_access"), |
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182 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE123, |
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183 ngx_conf_set_access_slot, |
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184 NGX_HTTP_LOC_CONF_OFFSET, |
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185 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.store_access), |
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186 NULL }, |
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187 |
629 | 188 { ngx_string("fastcgi_ignore_client_abort"), |
189 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
190 ngx_conf_set_flag_slot, | |
191 NGX_HTTP_LOC_CONF_OFFSET, | |
192 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.ignore_client_abort), | |
193 NULL }, | |
194 | |
479 | 195 { ngx_string("fastcgi_connect_timeout"), |
196 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
197 ngx_conf_set_msec_slot, | |
198 NGX_HTTP_LOC_CONF_OFFSET, | |
199 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.connect_timeout), | |
200 NULL }, | |
201 | |
202 { ngx_string("fastcgi_send_timeout"), | |
203 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
204 ngx_conf_set_msec_slot, | |
205 NGX_HTTP_LOC_CONF_OFFSET, | |
206 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.send_timeout), | |
207 NULL }, | |
208 | |
209 { ngx_string("fastcgi_send_lowat"), | |
210 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
211 ngx_conf_set_size_slot, | |
212 NGX_HTTP_LOC_CONF_OFFSET, | |
213 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.send_lowat), | |
214 &ngx_http_fastcgi_lowat_post }, | |
215 | |
581 | 216 { ngx_string("fastcgi_buffer_size"), |
217 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
218 ngx_conf_set_size_slot, | |
219 NGX_HTTP_LOC_CONF_OFFSET, | |
220 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.buffer_size), | |
221 NULL }, | |
222 | |
509 | 223 { ngx_string("fastcgi_pass_request_headers"), |
224 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
225 ngx_conf_set_flag_slot, | |
226 NGX_HTTP_LOC_CONF_OFFSET, | |
227 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.pass_request_headers), | |
228 NULL }, | |
229 | |
230 { ngx_string("fastcgi_pass_request_body"), | |
231 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
232 ngx_conf_set_flag_slot, | |
233 NGX_HTTP_LOC_CONF_OFFSET, | |
234 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.pass_request_body), | |
235 NULL }, | |
236 | |
657 | 237 { ngx_string("fastcgi_intercept_errors"), |
238 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
239 ngx_conf_set_flag_slot, | |
240 NGX_HTTP_LOC_CONF_OFFSET, | |
241 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.intercept_errors), | |
242 NULL }, | |
243 | |
479 | 244 { ngx_string("fastcgi_read_timeout"), |
245 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
246 ngx_conf_set_msec_slot, | |
247 NGX_HTTP_LOC_CONF_OFFSET, | |
248 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.read_timeout), | |
249 NULL }, | |
250 | |
251 { ngx_string("fastcgi_buffers"), | |
252 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2, | |
253 ngx_conf_set_bufs_slot, | |
254 NGX_HTTP_LOC_CONF_OFFSET, | |
255 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.bufs), | |
256 NULL }, | |
257 | |
258 { ngx_string("fastcgi_busy_buffers_size"), | |
259 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
260 ngx_conf_set_size_slot, | |
261 NGX_HTTP_LOC_CONF_OFFSET, | |
529 | 262 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.busy_buffers_size_conf), |
479 | 263 NULL }, |
264 | |
265 { ngx_string("fastcgi_temp_path"), | |
266 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1234, | |
267 ngx_conf_set_path_slot, | |
268 NGX_HTTP_LOC_CONF_OFFSET, | |
269 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.temp_path), | |
270 (void *) ngx_garbage_collector_temp_handler }, | |
271 | |
272 { ngx_string("fastcgi_max_temp_file_size"), | |
273 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
274 ngx_conf_set_size_slot, | |
275 NGX_HTTP_LOC_CONF_OFFSET, | |
529 | 276 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.max_temp_file_size_conf), |
479 | 277 NULL }, |
278 | |
279 { ngx_string("fastcgi_temp_file_write_size"), | |
280 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
281 ngx_conf_set_size_slot, | |
282 NGX_HTTP_LOC_CONF_OFFSET, | |
529 | 283 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.temp_file_write_size_conf), |
479 | 284 NULL }, |
285 | |
286 { ngx_string("fastcgi_next_upstream"), | |
547 | 287 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, |
479 | 288 ngx_conf_set_bitmask_slot, |
289 NGX_HTTP_LOC_CONF_OFFSET, | |
290 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.next_upstream), | |
291 &ngx_http_fastcgi_next_upstream_masks }, | |
292 | |
561 | 293 { ngx_string("fastcgi_upstream_max_fails"), |
294 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
884 | 295 ngx_http_fastcgi_upstream_max_fails_unsupported, |
296 0, | |
297 0, | |
561 | 298 NULL }, |
299 | |
300 { ngx_string("fastcgi_upstream_fail_timeout"), | |
301 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
884 | 302 ngx_http_fastcgi_upstream_fail_timeout_unsupported, |
303 0, | |
304 0, | |
561 | 305 NULL }, |
306 | |
509 | 307 { ngx_string("fastcgi_param"), |
308 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2, | |
649 | 309 ngx_conf_set_keyval_slot, |
485 | 310 NGX_HTTP_LOC_CONF_OFFSET, |
509 | 311 offsetof(ngx_http_fastcgi_loc_conf_t, params_source), |
485 | 312 NULL }, |
313 | |
649 | 314 { ngx_string("fastcgi_pass_header"), |
315 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
316 ngx_conf_set_str_array_slot, | |
317 NGX_HTTP_LOC_CONF_OFFSET, | |
318 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.pass_headers), | |
319 NULL }, | |
320 | |
321 { ngx_string("fastcgi_hide_header"), | |
322 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
323 ngx_conf_set_str_array_slot, | |
324 NGX_HTTP_LOC_CONF_OFFSET, | |
325 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.hide_headers), | |
326 NULL }, | |
327 | |
1228 | 328 { ngx_string("fastcgi_catch_stderr"), |
329 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
330 ngx_conf_set_str_array_slot, | |
331 NGX_HTTP_LOC_CONF_OFFSET, | |
332 offsetof(ngx_http_fastcgi_loc_conf_t, catch_stderr), | |
333 NULL }, | |
334 | |
479 | 335 ngx_null_command |
336 }; | |
337 | |
338 | |
667 | 339 static ngx_http_module_t ngx_http_fastcgi_module_ctx = { |
509 | 340 ngx_http_fastcgi_add_variables, /* preconfiguration */ |
341 NULL, /* postconfiguration */ | |
479 | 342 |
343 NULL, /* create main configuration */ | |
344 NULL, /* init main configuration */ | |
345 | |
346 NULL, /* create server configuration */ | |
347 NULL, /* merge server configuration */ | |
348 | |
349 ngx_http_fastcgi_create_loc_conf, /* create location configuration */ | |
350 ngx_http_fastcgi_merge_loc_conf /* merge location configuration */ | |
351 }; | |
352 | |
353 | |
354 ngx_module_t ngx_http_fastcgi_module = { | |
509 | 355 NGX_MODULE_V1, |
479 | 356 &ngx_http_fastcgi_module_ctx, /* module context */ |
357 ngx_http_fastcgi_commands, /* module directives */ | |
358 NGX_HTTP_MODULE, /* module type */ | |
541 | 359 NULL, /* init master */ |
479 | 360 NULL, /* init module */ |
541 | 361 NULL, /* init process */ |
362 NULL, /* init thread */ | |
363 NULL, /* exit thread */ | |
364 NULL, /* exit process */ | |
365 NULL, /* exit master */ | |
366 NGX_MODULE_V1_PADDING | |
479 | 367 }; |
368 | |
369 | |
1883 | 370 static ngx_http_fastcgi_request_start_t ngx_http_fastcgi_request_start = { |
371 { 1, /* version */ | |
372 NGX_HTTP_FASTCGI_BEGIN_REQUEST, /* type */ | |
373 0, /* request_id_hi */ | |
374 1, /* request_id_lo */ | |
375 0, /* content_length_hi */ | |
376 sizeof(ngx_http_fastcgi_begin_request_t), /* content_length_lo */ | |
377 0, /* padding_length */ | |
378 0 }, /* reserved */ | |
379 | |
380 { 0, /* role_hi */ | |
381 NGX_HTTP_FASTCGI_RESPONDER, /* role_lo */ | |
382 0, /* NGX_HTTP_FASTCGI_KEEP_CONN */ /* flags */ | |
383 { 0, 0, 0, 0, 0 } }, /* reserved[5] */ | |
384 | |
385 { 1, /* version */ | |
386 NGX_HTTP_FASTCGI_PARAMS, /* type */ | |
387 0, /* request_id_hi */ | |
388 1 }, /* request_id_lo */ | |
389 | |
390 }; | |
391 | |
392 | |
1884 | 393 static ngx_str_t ngx_http_fastcgi_script_name = |
394 ngx_string("fastcgi_script_name"); | |
395 | |
396 | |
649 | 397 static ngx_str_t ngx_http_fastcgi_hide_headers[] = { |
398 ngx_string("Status"), | |
399 ngx_string("X-Accel-Expires"), | |
400 ngx_string("X-Accel-Redirect"), | |
401 ngx_string("X-Accel-Limit-Rate"), | |
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402 ngx_string("X-Accel-Buffering"), |
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403 ngx_string("X-Accel-Charset"), |
649 | 404 ngx_null_string |
405 }; | |
406 | |
407 | |
487 | 408 static ngx_int_t |
409 ngx_http_fastcgi_handler(ngx_http_request_t *r) | |
479 | 410 { |
411 ngx_int_t rc; | |
412 ngx_http_upstream_t *u; | |
413 ngx_http_fastcgi_loc_conf_t *flcf; | |
414 | |
777
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415 if (r->subrequest_in_memory) { |
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416 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0, |
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417 "ngx_http_fastcgi_module does not support " |
1635 | 418 "subrequest in memory"); |
777
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419 return NGX_HTTP_INTERNAL_SERVER_ERROR; |
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420 } |
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421 |
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422 ngx_http_set_ctx(r, NULL, ngx_http_fastcgi_module); |
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423 |
501 | 424 u = ngx_pcalloc(r->pool, sizeof(ngx_http_upstream_t)); |
425 if (u == NULL) { | |
479 | 426 return NGX_HTTP_INTERNAL_SERVER_ERROR; |
427 } | |
428 | |
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429 r->upstream = u; |
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430 |
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431 flcf = ngx_http_get_module_loc_conf(r, ngx_http_fastcgi_module); |
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432 |
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433 if (flcf->fastcgi_lengths) { |
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434 if (ngx_http_fastcgi_eval(r, flcf) != NGX_OK) { |
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435 return NGX_HTTP_INTERNAL_SERVER_ERROR; |
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436 } |
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437 } |
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438 |
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439 u->schema.len = sizeof("fastcgi://") - 1; |
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440 u->schema.data = (u_char *) "fastcgi://"; |
1658 | 441 |
479 | 442 u->peer.log = r->connection->log; |
443 u->peer.log_error = NGX_ERROR_ERR; | |
444 #if (NGX_THREADS) | |
445 u->peer.lock = &r->connection->lock; | |
446 #endif | |
447 | |
448 u->output.tag = (ngx_buf_tag_t) &ngx_http_fastcgi_module; | |
449 | |
450 u->conf = &flcf->upstream; | |
451 | |
452 u->create_request = ngx_http_fastcgi_create_request; | |
453 u->reinit_request = ngx_http_fastcgi_reinit_request; | |
454 u->process_header = ngx_http_fastcgi_process_header; | |
455 u->abort_request = ngx_http_fastcgi_abort_request; | |
456 u->finalize_request = ngx_http_fastcgi_finalize_request; | |
457 | |
649 | 458 u->buffering = 1; |
459 | |
581 | 460 u->pipe = ngx_pcalloc(r->pool, sizeof(ngx_event_pipe_t)); |
461 if (u->pipe == NULL) { | |
462 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
463 } | |
464 | |
465 u->pipe->input_filter = ngx_http_fastcgi_input_filter; | |
466 u->pipe->input_ctx = r; | |
479 | 467 |
468 rc = ngx_http_read_client_request_body(r, ngx_http_upstream_init); | |
469 | |
470 if (rc >= NGX_HTTP_SPECIAL_RESPONSE) { | |
471 return rc; | |
472 } | |
473 | |
474 return NGX_DONE; | |
475 } | |
476 | |
477 | |
487 | 478 static ngx_int_t |
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479 ngx_http_fastcgi_eval(ngx_http_request_t *r, ngx_http_fastcgi_loc_conf_t *flcf) |
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480 { |
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481 ngx_url_t u; |
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482 |
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483 ngx_memzero(&u, sizeof(ngx_url_t)); |
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484 |
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485 if (ngx_http_script_run(r, &u.url, flcf->fastcgi_lengths->elts, 0, |
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486 flcf->fastcgi_values->elts) |
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487 == NULL) |
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488 { |
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489 return NGX_ERROR; |
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490 } |
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491 |
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492 u.no_resolve = 1; |
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493 |
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494 if (ngx_parse_url(r->pool, &u) != NGX_OK) { |
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495 if (u.err) { |
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496 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
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497 "%s in upstream \"%V\"", u.err, &u.url); |
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498 } |
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499 |
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500 return NGX_ERROR; |
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501 } |
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502 |
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503 if (u.no_port) { |
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504 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
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505 "no port in upstream \"%V\"", &u.url); |
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506 return NGX_ERROR; |
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507 } |
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508 |
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509 r->upstream->resolved = ngx_pcalloc(r->pool, |
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510 sizeof(ngx_http_upstream_resolved_t)); |
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511 if (r->upstream->resolved == NULL) { |
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512 return NGX_ERROR; |
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513 } |
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514 |
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515 r->upstream->resolved->host = u.host; |
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516 r->upstream->resolved->port = u.port; |
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517 |
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518 return NGX_OK; |
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519 } |
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520 |
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521 |
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522 static ngx_int_t |
487 | 523 ngx_http_fastcgi_create_request(ngx_http_request_t *r) |
479 | 524 { |
509 | 525 off_t file_pos; |
526 u_char ch, *pos; | |
527 size_t size, len, key_len, val_len, padding; | |
528 ngx_uint_t i, n, next; | |
529 ngx_buf_t *b; | |
530 ngx_chain_t *cl, *body; | |
531 ngx_list_part_t *part; | |
532 ngx_table_elt_t *header; | |
533 ngx_http_script_code_pt code; | |
534 ngx_http_script_engine_t e, le; | |
535 ngx_http_fastcgi_header_t *h; | |
536 ngx_http_fastcgi_loc_conf_t *flcf; | |
537 ngx_http_script_len_code_pt lcode; | |
479 | 538 |
509 | 539 len = 0; |
485 | 540 |
479 | 541 flcf = ngx_http_get_module_loc_conf(r, ngx_http_fastcgi_module); |
542 | |
509 | 543 if (flcf->params_len) { |
544 ngx_memzero(&le, sizeof(ngx_http_script_engine_t)); | |
479 | 545 |
1565 | 546 ngx_http_script_flush_no_cacheable_variables(r, flcf->flushes); |
573 | 547 le.flushed = 1; |
548 | |
509 | 549 le.ip = flcf->params_len->elts; |
550 le.request = r; | |
479 | 551 |
509 | 552 while (*(uintptr_t *) le.ip) { |
487 | 553 |
509 | 554 lcode = *(ngx_http_script_len_code_pt *) le.ip; |
555 key_len = lcode(&le); | |
479 | 556 |
509 | 557 for (val_len = 0; *(uintptr_t *) le.ip; val_len += lcode(&le)) { |
558 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
559 } | |
560 le.ip += sizeof(uintptr_t); | |
479 | 561 |
537 | 562 len += 1 + key_len + ((val_len > 127) ? 4 : 1) + val_len; |
485 | 563 } |
564 } | |
565 | |
509 | 566 if (flcf->upstream.pass_request_headers) { |
485 | 567 |
509 | 568 part = &r->headers_in.headers.part; |
569 header = part->elts; | |
570 | |
571 for (i = 0; /* void */; i++) { | |
479 | 572 |
509 | 573 if (i >= part->nelts) { |
574 if (part->next == NULL) { | |
575 break; | |
576 } | |
479 | 577 |
509 | 578 part = part->next; |
579 header = part->elts; | |
580 i = 0; | |
479 | 581 } |
582 | |
509 | 583 len += ((sizeof("HTTP_") - 1 + header[i].key.len > 127) ? 4 : 1) |
584 + ((header[i].value.len > 127) ? 4 : 1) | |
585 + sizeof("HTTP_") - 1 + header[i].key.len + header[i].value.len; | |
479 | 586 } |
587 } | |
588 | |
589 | |
590 if (len > 65535) { | |
591 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0, | |
1678 | 592 "fastcgi request record is too big: %uz", len); |
479 | 593 return NGX_ERROR; |
594 } | |
595 | |
596 | |
597 padding = 8 - len % 8; | |
598 padding = (padding == 8) ? 0 : padding; | |
599 | |
600 | |
601 size = sizeof(ngx_http_fastcgi_header_t) | |
602 + sizeof(ngx_http_fastcgi_begin_request_t) | |
603 | |
604 + sizeof(ngx_http_fastcgi_header_t) /* NGX_HTTP_FASTCGI_PARAMS */ | |
605 + len + padding | |
606 + sizeof(ngx_http_fastcgi_header_t) /* NGX_HTTP_FASTCGI_PARAMS */ | |
607 | |
608 + sizeof(ngx_http_fastcgi_header_t); /* NGX_HTTP_FASTCGI_STDIN */ | |
609 | |
610 | |
501 | 611 b = ngx_create_temp_buf(r->pool, size); |
612 if (b == NULL) { | |
479 | 613 return NGX_ERROR; |
614 } | |
615 | |
501 | 616 cl = ngx_alloc_chain_link(r->pool); |
617 if (cl == NULL) { | |
479 | 618 return NGX_ERROR; |
619 } | |
620 | |
621 cl->buf = b; | |
622 | |
509 | 623 ngx_memcpy(b->pos, &ngx_http_fastcgi_request_start, |
624 sizeof(ngx_http_fastcgi_request_start_t)); | |
479 | 625 |
626 h = (ngx_http_fastcgi_header_t *) | |
627 (b->pos + sizeof(ngx_http_fastcgi_header_t) | |
628 + sizeof(ngx_http_fastcgi_begin_request_t)); | |
629 | |
630 h->content_length_hi = (u_char) ((len >> 8) & 0xff); | |
631 h->content_length_lo = (u_char) (len & 0xff); | |
632 h->padding_length = (u_char) padding; | |
633 h->reserved = 0; | |
634 | |
635 b->last = b->pos + sizeof(ngx_http_fastcgi_header_t) | |
636 + sizeof(ngx_http_fastcgi_begin_request_t) | |
637 + sizeof(ngx_http_fastcgi_header_t); | |
638 | |
639 | |
509 | 640 if (flcf->params_len) { |
641 ngx_memzero(&e, sizeof(ngx_http_script_engine_t)); | |
479 | 642 |
509 | 643 e.ip = flcf->params->elts; |
644 e.pos = b->last; | |
645 e.request = r; | |
573 | 646 e.flushed = 1; |
479 | 647 |
509 | 648 le.ip = flcf->params_len->elts; |
479 | 649 |
509 | 650 while (*(uintptr_t *) le.ip) { |
479 | 651 |
509 | 652 lcode = *(ngx_http_script_len_code_pt *) le.ip; |
653 key_len = (u_char) lcode(&le); | |
479 | 654 |
509 | 655 for (val_len = 0; *(uintptr_t *) le.ip; val_len += lcode(&le)) { |
656 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
657 } | |
658 le.ip += sizeof(uintptr_t); | |
479 | 659 |
537 | 660 *e.pos++ = (u_char) key_len; |
479 | 661 |
537 | 662 if (val_len > 127) { |
663 *e.pos++ = (u_char) (((val_len >> 24) & 0x7f) | 0x80); | |
664 *e.pos++ = (u_char) ((val_len >> 16) & 0xff); | |
665 *e.pos++ = (u_char) ((val_len >> 8) & 0xff); | |
666 *e.pos++ = (u_char) (val_len & 0xff); | |
479 | 667 |
537 | 668 } else { |
669 *e.pos++ = (u_char) val_len; | |
509 | 670 } |
479 | 671 |
509 | 672 while (*(uintptr_t *) e.ip) { |
673 code = *(ngx_http_script_code_pt *) e.ip; | |
674 code((ngx_http_script_engine_t *) &e); | |
675 } | |
676 e.ip += sizeof(uintptr_t); | |
1945 | 677 |
678 ngx_log_debug4(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
679 "fastcgi param: \"%*s: %*s\"", | |
680 key_len, e.pos - (key_len + val_len), | |
681 val_len, e.pos - val_len); | |
479 | 682 } |
683 | |
509 | 684 b->last = e.pos; |
487 | 685 } |
686 | |
687 | |
509 | 688 if (flcf->upstream.pass_request_headers) { |
479 | 689 |
509 | 690 part = &r->headers_in.headers.part; |
691 header = part->elts; | |
479 | 692 |
509 | 693 for (i = 0; /* void */; i++) { |
491 | 694 |
509 | 695 if (i >= part->nelts) { |
696 if (part->next == NULL) { | |
577 | 697 break; |
509 | 698 } |
577 | 699 |
509 | 700 part = part->next; |
701 header = part->elts; | |
702 i = 0; | |
703 } | |
479 | 704 |
509 | 705 len = sizeof("HTTP_") - 1 + header[i].key.len; |
706 if (len > 127) { | |
707 *b->last++ = (u_char) (((len >> 24) & 0x7f) | 0x80); | |
708 *b->last++ = (u_char) ((len >> 16) & 0xff); | |
709 *b->last++ = (u_char) ((len >> 8) & 0xff); | |
710 *b->last++ = (u_char) (len & 0xff); | |
577 | 711 |
509 | 712 } else { |
713 *b->last++ = (u_char) len; | |
487 | 714 } |
715 | |
509 | 716 len = header[i].value.len; |
717 if (len > 127) { | |
718 *b->last++ = (u_char) (((len >> 24) & 0x7f) | 0x80); | |
719 *b->last++ = (u_char) ((len >> 16) & 0xff); | |
720 *b->last++ = (u_char) ((len >> 8) & 0xff); | |
721 *b->last++ = (u_char) (len & 0xff); | |
487 | 722 |
509 | 723 } else { |
724 *b->last++ = (u_char) len; | |
479 | 725 } |
726 | |
509 | 727 b->last = ngx_cpymem(b->last, "HTTP_", sizeof("HTTP_") - 1); |
479 | 728 |
509 | 729 for (n = 0; n < header[i].key.len; n++) { |
730 ch = header[i].key.data[n]; | |
479 | 731 |
509 | 732 if (ch >= 'a' && ch <= 'z') { |
733 ch &= ~0x20; | |
479 | 734 |
509 | 735 } else if (ch == '-') { |
736 ch = '_'; | |
737 } | |
479 | 738 |
509 | 739 *b->last++ = ch; |
479 | 740 } |
741 | |
573 | 742 b->last = ngx_copy(b->last, header[i].value.data, |
743 header[i].value.len); | |
479 | 744 } |
745 } | |
746 | |
747 | |
748 if (padding) { | |
749 ngx_memzero(b->last, padding); | |
750 b->last += padding; | |
751 } | |
752 | |
753 | |
754 h = (ngx_http_fastcgi_header_t *) b->last; | |
755 b->last += sizeof(ngx_http_fastcgi_header_t); | |
756 | |
757 h->version = 1; | |
758 h->type = NGX_HTTP_FASTCGI_PARAMS; | |
759 h->request_id_hi = 0; | |
760 h->request_id_lo = 1; | |
761 h->content_length_hi = 0; | |
762 h->content_length_lo = 0; | |
763 h->padding_length = 0; | |
764 h->reserved = 0; | |
765 | |
766 h = (ngx_http_fastcgi_header_t *) b->last; | |
767 b->last += sizeof(ngx_http_fastcgi_header_t); | |
768 | |
509 | 769 if (flcf->upstream.pass_request_body) { |
770 body = r->upstream->request_bufs; | |
771 r->upstream->request_bufs = cl; | |
479 | 772 |
773 #if (NGX_SUPPRESS_WARN) | |
509 | 774 file_pos = 0; |
775 pos = NULL; | |
479 | 776 #endif |
777 | |
509 | 778 while (body) { |
479 | 779 |
509 | 780 if (body->buf->in_file) { |
781 file_pos = body->buf->file_pos; | |
479 | 782 |
509 | 783 } else { |
784 pos = body->buf->pos; | |
479 | 785 } |
786 | |
509 | 787 next = 0; |
479 | 788 |
509 | 789 do { |
790 b = ngx_alloc_buf(r->pool); | |
791 if (b == NULL) { | |
792 return NGX_ERROR; | |
479 | 793 } |
794 | |
509 | 795 ngx_memcpy(b, body->buf, sizeof(ngx_buf_t)); |
796 | |
797 if (body->buf->in_file) { | |
798 b->file_pos = file_pos; | |
799 file_pos += 32 * 1024; | |
479 | 800 |
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801 if (file_pos >= body->buf->file_last) { |
509 | 802 file_pos = body->buf->file_last; |
803 next = 1; | |
804 } | |
805 | |
806 b->file_last = file_pos; | |
807 len = (ngx_uint_t) (file_pos - b->file_pos); | |
808 | |
809 } else { | |
810 b->pos = pos; | |
811 pos += 32 * 1024; | |
479 | 812 |
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813 if (pos >= body->buf->last) { |
509 | 814 pos = body->buf->last; |
815 next = 1; | |
816 } | |
817 | |
818 b->last = pos; | |
819 len = (ngx_uint_t) (pos - b->pos); | |
820 } | |
479 | 821 |
509 | 822 padding = 8 - len % 8; |
823 padding = (padding == 8) ? 0 : padding; | |
479 | 824 |
509 | 825 h->version = 1; |
826 h->type = NGX_HTTP_FASTCGI_STDIN; | |
827 h->request_id_hi = 0; | |
828 h->request_id_lo = 1; | |
829 h->content_length_hi = (u_char) ((len >> 8) & 0xff); | |
830 h->content_length_lo = (u_char) (len & 0xff); | |
831 h->padding_length = (u_char) padding; | |
832 h->reserved = 0; | |
479 | 833 |
509 | 834 cl->next = ngx_alloc_chain_link(r->pool); |
835 if (cl->next == NULL) { | |
836 return NGX_ERROR; | |
837 } | |
479 | 838 |
509 | 839 cl = cl->next; |
840 cl->buf = b; | |
841 | |
842 b = ngx_create_temp_buf(r->pool, | |
843 sizeof(ngx_http_fastcgi_header_t) | |
844 + padding); | |
845 if (b == NULL) { | |
846 return NGX_ERROR; | |
847 } | |
479 | 848 |
509 | 849 if (padding) { |
850 ngx_memzero(b->last, padding); | |
851 b->last += padding; | |
852 } | |
853 | |
854 h = (ngx_http_fastcgi_header_t *) b->last; | |
855 b->last += sizeof(ngx_http_fastcgi_header_t); | |
479 | 856 |
509 | 857 cl->next = ngx_alloc_chain_link(r->pool); |
858 if (cl->next == NULL) { | |
859 return NGX_ERROR; | |
860 } | |
861 | |
862 cl = cl->next; | |
863 cl->buf = b; | |
479 | 864 |
509 | 865 } while (!next); |
479 | 866 |
509 | 867 body = body->next; |
868 } | |
479 | 869 |
509 | 870 } else { |
871 r->upstream->request_bufs = cl; | |
479 | 872 } |
873 | |
874 h->version = 1; | |
875 h->type = NGX_HTTP_FASTCGI_STDIN; | |
876 h->request_id_hi = 0; | |
877 h->request_id_lo = 1; | |
878 h->content_length_hi = 0; | |
879 h->content_length_lo = 0; | |
880 h->padding_length = 0; | |
881 h->reserved = 0; | |
882 | |
883 cl->next = NULL; | |
884 | |
885 return NGX_OK; | |
886 } | |
887 | |
888 | |
487 | 889 static ngx_int_t |
890 ngx_http_fastcgi_reinit_request(ngx_http_request_t *r) | |
479 | 891 { |
892 ngx_http_fastcgi_ctx_t *f; | |
893 | |
894 f = ngx_http_get_module_ctx(r, ngx_http_fastcgi_module); | |
895 | |
896 if (f == NULL) { | |
897 return NGX_OK; | |
898 } | |
899 | |
900 f->state = ngx_http_fastcgi_st_version; | |
615 | 901 f->fastcgi_stdout = 0; |
479 | 902 |
903 return NGX_OK; | |
904 } | |
905 | |
906 | |
507 | 907 static ngx_int_t |
908 ngx_http_fastcgi_process_header(ngx_http_request_t *r) | |
479 | 909 { |
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910 u_char *p, *start, *last, *part_start; |
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911 size_t size; |
1228 | 912 ngx_str_t *status_line, line, *pattern; |
509 | 913 ngx_int_t rc, status; |
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914 ngx_buf_t buf; |
649 | 915 ngx_uint_t i; |
509 | 916 ngx_table_elt_t *h; |
917 ngx_http_upstream_t *u; | |
918 ngx_http_fastcgi_ctx_t *f; | |
919 ngx_http_upstream_header_t *hh; | |
1228 | 920 ngx_http_fastcgi_loc_conf_t *flcf; |
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921 ngx_http_fastcgi_split_part_t *part; |
509 | 922 ngx_http_upstream_main_conf_t *umcf; |
479 | 923 |
924 f = ngx_http_get_module_ctx(r, ngx_http_fastcgi_module); | |
925 | |
509 | 926 umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module); |
927 | |
479 | 928 if (f == NULL) { |
501 | 929 f = ngx_pcalloc(r->pool, sizeof(ngx_http_fastcgi_ctx_t)); |
930 if (f == NULL) { | |
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931 return NGX_ERROR; |
479 | 932 } |
933 | |
934 ngx_http_set_ctx(r, f, ngx_http_fastcgi_module); | |
935 } | |
936 | |
937 u = r->upstream; | |
938 | |
939 for ( ;; ) { | |
940 | |
941 if (f->state < ngx_http_fastcgi_st_data) { | |
942 | |
581 | 943 f->pos = u->buffer.pos; |
944 f->last = u->buffer.last; | |
479 | 945 |
946 rc = ngx_http_fastcgi_process_record(r, f); | |
947 | |
581 | 948 u->buffer.pos = f->pos; |
949 u->buffer.last = f->last; | |
479 | 950 |
951 if (rc == NGX_AGAIN) { | |
952 return NGX_AGAIN; | |
953 } | |
954 | |
955 if (rc == NGX_ERROR) { | |
956 return NGX_HTTP_UPSTREAM_INVALID_HEADER; | |
957 } | |
958 | |
491 | 959 if (f->type != NGX_HTTP_FASTCGI_STDOUT |
960 && f->type != NGX_HTTP_FASTCGI_STDERR) | |
961 { | |
479 | 962 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
963 "upstream sent unexpected FastCGI record: %d", | |
964 f->type); | |
965 | |
966 return NGX_HTTP_UPSTREAM_INVALID_HEADER; | |
967 } | |
968 | |
491 | 969 if (f->type == NGX_HTTP_FASTCGI_STDOUT && f->length == 0) { |
479 | 970 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
971 "upstream closed prematurely FastCGI stdout"); | |
972 | |
973 return NGX_HTTP_UPSTREAM_INVALID_HEADER; | |
974 } | |
975 } | |
976 | |
977 if (f->state == ngx_http_fastcgi_st_padding) { | |
978 | |
581 | 979 if (u->buffer.pos + f->padding < u->buffer.last) { |
479 | 980 f->state = ngx_http_fastcgi_st_version; |
581 | 981 u->buffer.pos += f->padding; |
479 | 982 |
983 continue; | |
984 } | |
985 | |
581 | 986 if (u->buffer.pos + f->padding == u->buffer.last) { |
479 | 987 f->state = ngx_http_fastcgi_st_version; |
581 | 988 u->buffer.pos = u->buffer.last; |
479 | 989 |
990 return NGX_AGAIN; | |
991 } | |
992 | |
581 | 993 f->padding -= u->buffer.last - u->buffer.pos; |
994 u->buffer.pos = u->buffer.last; | |
479 | 995 |
996 return NGX_AGAIN; | |
997 } | |
998 | |
491 | 999 |
479 | 1000 /* f->state == ngx_http_fastcgi_st_data */ |
1001 | |
491 | 1002 if (f->type == NGX_HTTP_FASTCGI_STDERR) { |
1003 | |
1004 if (f->length) { | |
581 | 1005 line.data = u->buffer.pos; |
491 | 1006 |
581 | 1007 if (u->buffer.pos + f->length <= u->buffer.last) { |
491 | 1008 line.len = f->length; |
581 | 1009 u->buffer.pos += f->length; |
491 | 1010 f->length = 0; |
1011 f->state = ngx_http_fastcgi_st_padding; | |
1012 | |
577 | 1013 } else { |
581 | 1014 line.len = u->buffer.last - u->buffer.pos; |
1015 f->length -= u->buffer.last - u->buffer.pos; | |
1016 u->buffer.pos = u->buffer.last; | |
491 | 1017 } |
1018 | |
1019 while (line.data[line.len - 1] == LF | |
1020 || line.data[line.len - 1] == CR | |
1021 || line.data[line.len - 1] == '.' | |
1022 || line.data[line.len - 1] == ' ') | |
1023 { | |
1024 line.len--; | |
1025 } | |
1026 | |
1027 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
1028 "FastCGI sent in stderr: \"%V\"", &line); | |
1029 | |
1228 | 1030 flcf = ngx_http_get_module_loc_conf(r, ngx_http_fastcgi_module); |
1031 | |
1032 if (flcf->catch_stderr) { | |
1033 pattern = flcf->catch_stderr->elts; | |
1034 | |
1035 line.data[line.len - 1] = '\0'; | |
1036 | |
1037 for (i = 0; i < flcf->catch_stderr->nelts; i++) { | |
1038 if (ngx_strstr(line.data, pattern[i].data)) { | |
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1039 return NGX_HTTP_UPSTREAM_INVALID_HEADER; |
1228 | 1040 } |
1041 } | |
1042 } | |
1043 | |
581 | 1044 if (u->buffer.pos == u->buffer.last) { |
615 | 1045 |
1046 if (!f->fastcgi_stdout) { | |
1047 | |
1048 /* | |
1049 * the special handling the large number | |
1050 * of the PHP warnings to not allocate memory | |
1051 */ | |
1052 | |
1053 u->buffer.pos = u->buffer.start; | |
1054 u->buffer.last = u->buffer.start; | |
1055 } | |
1056 | |
491 | 1057 return NGX_AGAIN; |
1058 } | |
1059 | |
1060 } else { | |
1061 f->state = ngx_http_fastcgi_st_version; | |
1062 } | |
1063 | |
1064 continue; | |
1065 } | |
1066 | |
1067 | |
1068 /* f->type == NGX_HTTP_FASTCGI_STDOUT */ | |
1069 | |
615 | 1070 f->fastcgi_stdout = 1; |
1071 | |
581 | 1072 start = u->buffer.pos; |
479 | 1073 |
581 | 1074 if (u->buffer.pos + f->length < u->buffer.last) { |
479 | 1075 |
1076 /* | |
581 | 1077 * set u->buffer.last to the end of the FastCGI record data |
479 | 1078 * for ngx_http_parse_header_line() |
1079 */ | |
1080 | |
581 | 1081 last = u->buffer.last; |
1082 u->buffer.last = u->buffer.pos + f->length; | |
479 | 1083 |
1084 } else { | |
1085 last = NULL; | |
1086 } | |
1087 | |
1088 for ( ;; ) { | |
1089 | |
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1090 part_start = u->buffer.pos; |
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1091 |
2256 | 1092 rc = ngx_http_parse_header_line(r, &u->buffer, 1); |
479 | 1093 |
1094 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
1095 "http fastcgi parser: %d", rc); | |
1096 | |
1097 if (rc == NGX_AGAIN) { | |
1098 break; | |
1099 } | |
1100 | |
1101 if (rc == NGX_OK) { | |
1102 | |
1103 /* a header line has been parsed successfully */ | |
1104 | |
509 | 1105 h = ngx_list_push(&u->headers_in.headers); |
501 | 1106 if (h == NULL) { |
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1107 return NGX_ERROR; |
479 | 1108 } |
1109 | |
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1110 if (f->split_parts && f->split_parts->nelts) { |
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1111 |
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1112 part = f->split_parts->elts; |
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1113 size = u->buffer.pos - part_start; |
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1114 |
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1115 for (i = 0; i < f->split_parts->nelts; i++) { |
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1116 size += part[i].end - part[i].start; |
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1117 } |
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1118 |
2049 | 1119 p = ngx_pnalloc(r->pool, size); |
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1120 if (p == NULL) { |
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1121 return NGX_ERROR; |
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1122 } |
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1123 |
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1124 buf.pos = p; |
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1125 |
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1126 for (i = 0; i < f->split_parts->nelts; i++) { |
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1127 p = ngx_cpymem(p, part[i].start, |
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1128 part[i].end - part[i].start); |
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1129 } |
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1130 |
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1131 p = ngx_cpymem(p, part_start, u->buffer.pos - part_start); |
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1132 |
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1133 buf.last = p; |
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1134 |
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1135 f->split_parts->nelts = 0; |
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1136 |
2256 | 1137 rc = ngx_http_parse_header_line(r, &buf, 1); |
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1138 |
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1139 h->key.len = r->header_name_end - r->header_name_start; |
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1140 h->key.data = r->header_name_start; |
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1141 h->key.data[h->key.len] = '\0'; |
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1142 |
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1143 h->value.len = r->header_end - r->header_start; |
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1144 h->value.data = r->header_start; |
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1145 h->value.data[h->value.len] = '\0'; |
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1146 |
2049 | 1147 h->lowcase_key = ngx_pnalloc(r->pool, h->key.len); |
1276
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1148 if (h->lowcase_key == NULL) { |
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1149 return NGX_ERROR; |
1276
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1150 } |
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1151 |
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1152 } else { |
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1153 |
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1154 h->key.len = r->header_name_end - r->header_name_start; |
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1155 h->value.len = r->header_end - r->header_start; |
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1156 |
2049 | 1157 h->key.data = ngx_pnalloc(r->pool, |
1158 h->key.len + 1 + h->value.len + 1 | |
1159 + h->key.len); | |
1276
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1160 if (h->key.data == NULL) { |
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1161 return NGX_ERROR; |
1276
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1162 } |
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1163 |
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1164 h->value.data = h->key.data + h->key.len + 1; |
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1165 h->lowcase_key = h->key.data + h->key.len + 1 |
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1166 + h->value.len + 1; |
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1167 |
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1168 ngx_cpystrn(h->key.data, r->header_name_start, |
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1169 h->key.len + 1); |
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1170 ngx_cpystrn(h->value.data, r->header_start, |
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1171 h->value.len + 1); |
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1172 } |
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1173 |
509 | 1174 h->hash = r->header_hash; |
1175 | |
649 | 1176 if (h->key.len == r->lowcase_index) { |
1177 ngx_memcpy(h->lowcase_key, r->lowcase_header, h->key.len); | |
1178 | |
1179 } else { | |
2135 | 1180 ngx_strlow(h->lowcase_key, h->key.data, h->key.len); |
479 | 1181 } |
1182 | |
649 | 1183 hh = ngx_hash_find(&umcf->headers_in_hash, h->hash, |
1184 h->lowcase_key, h->key.len); | |
1185 | |
1186 if (hh && hh->handler(r, h, hh->offset) != NGX_OK) { | |
1699
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1187 return NGX_ERROR; |
649 | 1188 } |
1189 | |
479 | 1190 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
1191 "http fastcgi header: \"%V: %V\"", | |
1192 &h->key, &h->value); | |
1193 | |
615 | 1194 if (u->buffer.pos < u->buffer.last) { |
1195 continue; | |
1196 } | |
1197 | |
1198 /* the end of the FastCGI record */ | |
1199 | |
1200 break; | |
479 | 1201 } |
1202 | |
1203 if (rc == NGX_HTTP_PARSE_HEADER_DONE) { | |
1204 | |
1205 /* a whole header has been parsed successfully */ | |
1206 | |
1207 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
1208 "http fastcgi header done"); | |
1209 | |
509 | 1210 if (u->headers_in.status) { |
1211 status_line = &u->headers_in.status->value; | |
479 | 1212 |
1213 status = ngx_atoi(status_line->data, 3); | |
1214 | |
1215 if (status == NGX_ERROR) { | |
1698
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1216 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
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1217 "upstream sent invalid status \"%V\"", |
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1218 status_line); |
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1219 return NGX_HTTP_UPSTREAM_INVALID_HEADER; |
479 | 1220 } |
1221 | |
529 | 1222 u->headers_in.status_n = status; |
1223 u->headers_in.status_line = *status_line; | |
479 | 1224 |
2140
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1225 } else if (u->headers_in.location) { |
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1226 u->headers_in.status_n = 302; |
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1227 u->headers_in.status_line.len = |
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1228 sizeof("302 Moved Temporarily") - 1; |
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1229 u->headers_in.status_line.data = |
2223
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1230 (u_char *) "302 Moved Temporarily"; |
2140
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1231 |
479 | 1232 } else { |
529 | 1233 u->headers_in.status_n = 200; |
1234 u->headers_in.status_line.len = sizeof("200 OK") - 1; | |
1235 u->headers_in.status_line.data = (u_char *) "200 OK"; | |
479 | 1236 } |
1237 | |
529 | 1238 u->state->status = u->headers_in.status_n; |
479 | 1239 #if 0 |
1565 | 1240 if (u->cacheable) { |
1241 u->cacheable = ngx_http_upstream_is_cacheable(r); | |
479 | 1242 } |
1243 #endif | |
1244 | |
1245 break; | |
1246 } | |
1247 | |
1248 /* there was error while a header line parsing */ | |
1249 | |
1250 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
619 | 1251 "upstream sent invalid header"); |
479 | 1252 |
1253 return NGX_HTTP_UPSTREAM_INVALID_HEADER; | |
1254 } | |
1255 | |
1256 if (last) { | |
581 | 1257 u->buffer.last = last; |
479 | 1258 } |
1259 | |
581 | 1260 f->length -= u->buffer.pos - start; |
479 | 1261 |
1262 if (f->length == 0) { | |
1263 if (f->padding) { | |
1264 f->state = ngx_http_fastcgi_st_padding; | |
1265 } else { | |
1266 f->state = ngx_http_fastcgi_st_version; | |
1267 } | |
1268 } | |
1269 | |
615 | 1270 if (rc == NGX_HTTP_PARSE_HEADER_DONE) { |
1271 return NGX_OK; | |
1272 } | |
1273 | |
1274 | 1274 if (rc == NGX_OK) { |
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1275 continue; |
615 | 1276 } |
1277 | |
1274 | 1278 /* rc == NGX_AGAIN */ |
1279 | |
1276
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1280 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
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1281 "upstream split a header line in FastCGI records"); |
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1282 |
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1283 if (f->split_parts == NULL) { |
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1284 f->split_parts = ngx_array_create(r->pool, 1, |
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1285 sizeof(ngx_http_fastcgi_split_part_t)); |
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1286 if (f->split_parts == NULL) { |
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1287 return NGX_ERROR; |
1276
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1288 } |
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1289 } |
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1290 |
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1291 part = ngx_array_push(f->split_parts); |
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1292 |
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1293 part->start = part_start; |
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1294 part->end = u->buffer.last; |
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1295 |
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1296 return NGX_AGAIN; |
479 | 1297 } |
1298 } | |
1299 | |
1300 | |
487 | 1301 static ngx_int_t |
1302 ngx_http_fastcgi_input_filter(ngx_event_pipe_t *p, ngx_buf_t *buf) | |
479 | 1303 { |
1304 ngx_int_t rc; | |
483 | 1305 ngx_buf_t *b, **prev; |
479 | 1306 ngx_str_t line; |
1307 ngx_chain_t *cl; | |
1308 ngx_http_request_t *r; | |
1309 ngx_http_fastcgi_ctx_t *f; | |
1310 | |
1311 if (buf->pos == buf->last) { | |
1312 return NGX_OK; | |
1313 } | |
1314 | |
1315 r = p->input_ctx; | |
1316 f = ngx_http_get_module_ctx(r, ngx_http_fastcgi_module); | |
1317 | |
1318 b = NULL; | |
483 | 1319 prev = &buf->shadow; |
479 | 1320 |
1321 f->pos = buf->pos; | |
1322 f->last = buf->last; | |
1323 | |
1324 for ( ;; ) { | |
1325 if (f->state < ngx_http_fastcgi_st_data) { | |
1326 | |
1327 rc = ngx_http_fastcgi_process_record(r, f); | |
1328 | |
1329 if (rc == NGX_AGAIN) { | |
1330 break; | |
1331 } | |
1332 | |
1333 if (rc == NGX_ERROR) { | |
1334 return NGX_ERROR; | |
1335 } | |
1336 | |
1337 if (f->type == NGX_HTTP_FASTCGI_STDOUT && f->length == 0) { | |
1338 f->state = ngx_http_fastcgi_st_version; | |
1339 p->upstream_done = 1; | |
1340 | |
1341 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, p->log, 0, | |
1342 "http fastcgi closed stdout"); | |
1343 | |
1344 continue; | |
1345 } | |
1346 | |
1347 if (f->type == NGX_HTTP_FASTCGI_END_REQUEST) { | |
1348 f->state = ngx_http_fastcgi_st_version; | |
1349 p->upstream_done = 1; | |
1350 | |
1351 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, p->log, 0, | |
1352 "http fastcgi sent end request"); | |
1353 | |
1354 break; | |
1355 } | |
1356 } | |
1357 | |
1358 | |
1359 if (f->state == ngx_http_fastcgi_st_padding) { | |
1360 | |
1361 if (f->pos + f->padding < f->last) { | |
1362 f->state = ngx_http_fastcgi_st_version; | |
1363 f->pos += f->padding; | |
1364 | |
1365 continue; | |
1366 } | |
1367 | |
1368 if (f->pos + f->padding == f->last) { | |
1369 f->state = ngx_http_fastcgi_st_version; | |
1370 | |
1371 break; | |
1372 } | |
1373 | |
1374 f->padding -= f->last - f->pos; | |
1375 | |
1376 break; | |
1377 } | |
1378 | |
1379 | |
1380 /* f->state == ngx_http_fastcgi_st_data */ | |
1381 | |
1382 if (f->type == NGX_HTTP_FASTCGI_STDERR) { | |
1383 | |
1384 if (f->length) { | |
639 | 1385 |
1386 if (f->pos == f->last) { | |
1387 break; | |
1388 } | |
1389 | |
479 | 1390 line.data = f->pos; |
1391 | |
1392 if (f->pos + f->length <= f->last) { | |
1393 line.len = f->length; | |
1394 f->pos += f->length; | |
491 | 1395 f->length = 0; |
1396 f->state = ngx_http_fastcgi_st_padding; | |
479 | 1397 |
577 | 1398 } else { |
479 | 1399 line.len = f->last - f->pos; |
1400 f->length -= f->last - f->pos; | |
1401 f->pos = f->last; | |
1402 } | |
1403 | |
491 | 1404 while (line.data[line.len - 1] == LF |
1405 || line.data[line.len - 1] == CR | |
1406 || line.data[line.len - 1] == '.' | |
1407 || line.data[line.len - 1] == ' ') | |
1408 { | |
1409 line.len--; | |
1410 } | |
479 | 1411 |
1412 ngx_log_error(NGX_LOG_ERR, p->log, 0, | |
491 | 1413 "FastCGI sent in stderr: \"%V\"", &line); |
479 | 1414 |
1415 if (f->pos == f->last) { | |
1416 break; | |
1417 } | |
491 | 1418 |
1419 } else { | |
1420 f->state = ngx_http_fastcgi_st_version; | |
479 | 1421 } |
1422 | |
1423 continue; | |
1424 } | |
1425 | |
1426 | |
1427 /* f->type == NGX_HTTP_FASTCGI_STDOUT */ | |
1428 | |
639 | 1429 if (f->pos == f->last) { |
1430 break; | |
1431 } | |
1432 | |
479 | 1433 if (p->free) { |
1434 b = p->free->buf; | |
1435 p->free = p->free->next; | |
1436 | |
1437 } else { | |
501 | 1438 b = ngx_alloc_buf(p->pool); |
1439 if (b == NULL) { | |
479 | 1440 return NGX_ERROR; |
1441 } | |
1442 } | |
1443 | |
1444 ngx_memzero(b, sizeof(ngx_buf_t)); | |
1445 | |
1446 b->pos = f->pos; | |
483 | 1447 b->start = buf->start; |
1448 b->end = buf->end; | |
479 | 1449 b->tag = p->tag; |
1450 b->temporary = 1; | |
1451 b->recycled = 1; | |
483 | 1452 |
1453 *prev = b; | |
1454 prev = &b->shadow; | |
479 | 1455 |
501 | 1456 cl = ngx_alloc_chain_link(p->pool); |
1457 if (cl == NULL) { | |
479 | 1458 return NGX_ERROR; |
1459 } | |
1460 | |
1461 cl->buf = b; | |
1462 cl->next = NULL; | |
1463 | |
501 | 1464 if (p->in) { |
1465 *p->last_in = cl; | |
1466 } else { | |
1467 p->in = cl; | |
1468 } | |
1469 p->last_in = &cl->next; | |
1470 | |
1471 | |
483 | 1472 /* STUB */ b->num = buf->num; |
1473 | |
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1474 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, p->log, 0, |
1037 | 1475 "input buf #%d %p", b->num, b->pos); |
479 | 1476 |
1477 if (f->pos + f->length < f->last) { | |
1478 | |
1479 if (f->padding) { | |
1480 f->state = ngx_http_fastcgi_st_padding; | |
1481 } else { | |
1482 f->state = ngx_http_fastcgi_st_version; | |
1483 } | |
1484 | |
1485 f->pos += f->length; | |
1486 b->last = f->pos; | |
1487 | |
1488 continue; | |
1489 } | |
1490 | |
1491 if (f->pos + f->length == f->last) { | |
1492 | |
1493 if (f->padding) { | |
1494 f->state = ngx_http_fastcgi_st_padding; | |
1495 } else { | |
1496 f->state = ngx_http_fastcgi_st_version; | |
1497 } | |
1498 | |
1499 b->last = f->last; | |
1500 | |
1501 break; | |
1502 } | |
1503 | |
1504 f->length -= f->last - f->pos; | |
1505 | |
1506 b->last = f->last; | |
1507 | |
1508 break; | |
1509 | |
1510 } | |
1511 | |
1512 if (b) { | |
483 | 1513 b->shadow = buf; |
479 | 1514 b->last_shadow = 1; |
483 | 1515 |
1030
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1516 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, p->log, 0, |
1037 | 1517 "input buf %p %z", b->pos, b->last - b->pos); |
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1518 |
483 | 1519 return NGX_OK; |
1520 } | |
1521 | |
1522 /* there is no data record in the buf, add it to free chain */ | |
1523 | |
1524 if (ngx_event_pipe_add_free_buf(p, buf) != NGX_OK) { | |
1525 return NGX_ERROR; | |
479 | 1526 } |
1527 | |
1528 return NGX_OK; | |
1529 } | |
1530 | |
1531 | |
487 | 1532 static ngx_int_t |
1533 ngx_http_fastcgi_process_record(ngx_http_request_t *r, | |
1534 ngx_http_fastcgi_ctx_t *f) | |
479 | 1535 { |
1536 u_char ch, *p; | |
1537 ngx_http_fastcgi_state_e state; | |
1538 | |
1539 state = f->state; | |
1540 | |
1541 for (p = f->pos; p < f->last; p++) { | |
1542 | |
1543 ch = *p; | |
1544 | |
1545 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
1546 "http fastcgi record byte: %02Xd", ch); | |
1547 | |
1548 switch (state) { | |
1549 | |
1550 case ngx_http_fastcgi_st_version: | |
1551 if (ch != 1) { | |
1552 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
1553 "upstream sent unsupported FastCGI " | |
1554 "protocol version: %d", ch); | |
1555 return NGX_ERROR; | |
1556 } | |
1557 state = ngx_http_fastcgi_st_type; | |
1558 break; | |
1559 | |
1560 case ngx_http_fastcgi_st_type: | |
1561 switch (ch) { | |
1562 case NGX_HTTP_FASTCGI_STDOUT: | |
1563 case NGX_HTTP_FASTCGI_STDERR: | |
1564 case NGX_HTTP_FASTCGI_END_REQUEST: | |
1565 f->type = (ngx_uint_t) ch; | |
1566 break; | |
1567 default: | |
1568 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
1569 "upstream sent invalid FastCGI " | |
1570 "record type: %d", ch); | |
1571 return NGX_ERROR; | |
1572 | |
1573 } | |
1574 state = ngx_http_fastcgi_st_request_id_hi; | |
1575 break; | |
1576 | |
1577 /* we support the single request per connection */ | |
1578 | |
1579 case ngx_http_fastcgi_st_request_id_hi: | |
1580 if (ch != 0) { | |
1581 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
1582 "upstream sent unexpected FastCGI " | |
1583 "request id high byte: %d", ch); | |
1584 return NGX_ERROR; | |
1585 } | |
1586 state = ngx_http_fastcgi_st_request_id_lo; | |
1587 break; | |
1588 | |
1589 case ngx_http_fastcgi_st_request_id_lo: | |
1590 if (ch != 1) { | |
1591 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
1592 "upstream sent unexpected FastCGI " | |
1593 "request id low byte: %d", ch); | |
1594 return NGX_ERROR; | |
1595 } | |
1596 state = ngx_http_fastcgi_st_content_length_hi; | |
1597 break; | |
1598 | |
1599 case ngx_http_fastcgi_st_content_length_hi: | |
1600 f->length = ch << 8; | |
1601 state = ngx_http_fastcgi_st_content_length_lo; | |
1602 break; | |
1603 | |
1604 case ngx_http_fastcgi_st_content_length_lo: | |
1605 f->length |= (size_t) ch; | |
1606 state = ngx_http_fastcgi_st_padding_length; | |
1607 break; | |
1608 | |
1609 case ngx_http_fastcgi_st_padding_length: | |
1610 f->padding = (size_t) ch; | |
1611 state = ngx_http_fastcgi_st_reserved; | |
1612 break; | |
1613 | |
1614 case ngx_http_fastcgi_st_reserved: | |
1615 state = ngx_http_fastcgi_st_data; | |
1616 | |
1617 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
1618 "http fastcgi record length: %z", f->length); | |
1619 | |
1620 f->pos = p + 1; | |
1621 f->state = state; | |
1622 | |
1623 return NGX_OK; | |
1624 | |
1625 /* suppress warning */ | |
1626 case ngx_http_fastcgi_st_data: | |
1627 case ngx_http_fastcgi_st_padding: | |
1628 break; | |
1629 } | |
1630 } | |
1631 | |
1632 f->state = state; | |
1633 | |
1634 return NGX_AGAIN; | |
1635 } | |
1636 | |
1637 | |
487 | 1638 static void |
1639 ngx_http_fastcgi_abort_request(ngx_http_request_t *r) | |
479 | 1640 { |
1641 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
1642 "abort http fastcgi request"); | |
1643 | |
1644 return; | |
1645 } | |
1646 | |
1647 | |
487 | 1648 static void |
1649 ngx_http_fastcgi_finalize_request(ngx_http_request_t *r, ngx_int_t rc) | |
479 | 1650 { |
1651 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
1652 "finalize http fastcgi request"); | |
1653 | |
1654 return; | |
1655 } | |
1656 | |
1657 | |
509 | 1658 static ngx_int_t |
1659 ngx_http_fastcgi_add_variables(ngx_conf_t *cf) | |
479 | 1660 { |
509 | 1661 ngx_http_variable_t *var; |
479 | 1662 |
583 | 1663 var = ngx_http_add_variable(cf, &ngx_http_fastcgi_script_name, |
1565 | 1664 NGX_HTTP_VAR_NOHASH|NGX_HTTP_VAR_NOCACHEABLE); |
509 | 1665 if (var == NULL) { |
1666 return NGX_ERROR; | |
479 | 1667 } |
1668 | |
637 | 1669 var->get_handler = ngx_http_fastcgi_script_name_variable; |
485 | 1670 |
509 | 1671 return NGX_OK; |
479 | 1672 } |
1673 | |
1674 | |
487 | 1675 static void * |
1676 ngx_http_fastcgi_create_loc_conf(ngx_conf_t *cf) | |
479 | 1677 { |
1678 ngx_http_fastcgi_loc_conf_t *conf; | |
1679 | |
501 | 1680 conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_fastcgi_loc_conf_t)); |
1681 if (conf == NULL) { | |
479 | 1682 return NGX_CONF_ERROR; |
1683 } | |
1684 | |
1685 /* | |
1686 * set by ngx_pcalloc(): | |
1687 * | |
1688 * conf->upstream.bufs.num = 0; | |
1689 * conf->upstream.next_upstream = 0; | |
1690 * conf->upstream.temp_path = NULL; | |
649 | 1691 * conf->upstream.hide_headers_hash = { NULL, 0 }; |
509 | 1692 * conf->upstream.uri = { 0, NULL }; |
1693 * conf->upstream.location = NULL; | |
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1694 * conf->upstream.store_lengths = NULL; |
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1695 * conf->upstream.store_values = NULL; |
509 | 1696 * |
479 | 1697 * conf->index.len = 0; |
1698 * conf->index.data = NULL; | |
1699 */ | |
1700 | |
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1701 conf->upstream.store = NGX_CONF_UNSET; |
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1702 conf->upstream.store_access = NGX_CONF_UNSET_UINT; |
581 | 1703 conf->upstream.buffering = NGX_CONF_UNSET; |
629 | 1704 conf->upstream.ignore_client_abort = NGX_CONF_UNSET; |
581 | 1705 |
479 | 1706 conf->upstream.connect_timeout = NGX_CONF_UNSET_MSEC; |
1707 conf->upstream.send_timeout = NGX_CONF_UNSET_MSEC; | |
507 | 1708 conf->upstream.read_timeout = NGX_CONF_UNSET_MSEC; |
1709 | |
479 | 1710 conf->upstream.send_lowat = NGX_CONF_UNSET_SIZE; |
581 | 1711 conf->upstream.buffer_size = NGX_CONF_UNSET_SIZE; |
529 | 1712 |
1713 conf->upstream.busy_buffers_size_conf = NGX_CONF_UNSET_SIZE; | |
577 | 1714 conf->upstream.max_temp_file_size_conf = NGX_CONF_UNSET_SIZE; |
529 | 1715 conf->upstream.temp_file_write_size_conf = NGX_CONF_UNSET_SIZE; |
509 | 1716 |
1717 conf->upstream.pass_request_headers = NGX_CONF_UNSET; | |
1718 conf->upstream.pass_request_body = NGX_CONF_UNSET; | |
1719 | |
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1720 conf->upstream.hide_headers = NGX_CONF_UNSET_PTR; |
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1721 conf->upstream.pass_headers = NGX_CONF_UNSET_PTR; |
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1722 |
657 | 1723 conf->upstream.intercept_errors = NGX_CONF_UNSET; |
479 | 1724 |
1725 /* "fastcgi_cyclic_temp_file" is disabled */ | |
1726 conf->upstream.cyclic_temp_file = 0; | |
1727 | |
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1728 conf->catch_stderr = NGX_CONF_UNSET_PTR; |
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1729 |
479 | 1730 return conf; |
1731 } | |
1732 | |
1733 | |
487 | 1734 static char * |
1735 ngx_http_fastcgi_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child) | |
479 | 1736 { |
1737 ngx_http_fastcgi_loc_conf_t *prev = parent; | |
1738 ngx_http_fastcgi_loc_conf_t *conf = child; | |
1739 | |
509 | 1740 u_char *p; |
1741 size_t size; | |
1742 uintptr_t *code; | |
1701
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|
1743 ngx_uint_t i; |
649 | 1744 ngx_keyval_t *src; |
1745 ngx_hash_init_t hash; | |
509 | 1746 ngx_http_script_compile_t sc; |
1747 ngx_http_script_copy_code_t *copy; | |
479 | 1748 |
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1749 if (conf->upstream.store != 0) { |
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1750 ngx_conf_merge_value(conf->upstream.store, |
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1751 prev->upstream.store, 0); |
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1752 |
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1753 if (conf->upstream.store_lengths == NULL) { |
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1754 conf->upstream.store_lengths = prev->upstream.store_lengths; |
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1755 conf->upstream.store_values = prev->upstream.store_values; |
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1756 } |
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1757 } |
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1758 |
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1759 ngx_conf_merge_uint_value(conf->upstream.store_access, |
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|
1760 prev->upstream.store_access, 0600); |
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|
1761 |
581 | 1762 ngx_conf_merge_value(conf->upstream.buffering, |
1763 prev->upstream.buffering, 1); | |
1764 | |
629 | 1765 ngx_conf_merge_value(conf->upstream.ignore_client_abort, |
1766 prev->upstream.ignore_client_abort, 0); | |
1767 | |
479 | 1768 ngx_conf_merge_msec_value(conf->upstream.connect_timeout, |
1769 prev->upstream.connect_timeout, 60000); | |
507 | 1770 |
479 | 1771 ngx_conf_merge_msec_value(conf->upstream.send_timeout, |
1772 prev->upstream.send_timeout, 60000); | |
1773 | |
1774 ngx_conf_merge_msec_value(conf->upstream.read_timeout, | |
1775 prev->upstream.read_timeout, 60000); | |
1776 | |
507 | 1777 ngx_conf_merge_size_value(conf->upstream.send_lowat, |
1778 prev->upstream.send_lowat, 0); | |
479 | 1779 |
581 | 1780 ngx_conf_merge_size_value(conf->upstream.buffer_size, |
1781 prev->upstream.buffer_size, | |
479 | 1782 (size_t) ngx_pagesize); |
1783 | |
507 | 1784 |
479 | 1785 ngx_conf_merge_bufs_value(conf->upstream.bufs, prev->upstream.bufs, |
1786 8, ngx_pagesize); | |
1787 | |
1788 if (conf->upstream.bufs.num < 2) { | |
1789 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
1790 "there must be at least 2 \"fastcgi_buffers\""); | |
1791 return NGX_CONF_ERROR; | |
1792 } | |
1793 | |
1794 | |
581 | 1795 size = conf->upstream.buffer_size; |
479 | 1796 if (size < conf->upstream.bufs.size) { |
1797 size = conf->upstream.bufs.size; | |
1798 } | |
1799 | |
1800 | |
529 | 1801 ngx_conf_merge_size_value(conf->upstream.busy_buffers_size_conf, |
1802 prev->upstream.busy_buffers_size_conf, | |
479 | 1803 NGX_CONF_UNSET_SIZE); |
1804 | |
529 | 1805 if (conf->upstream.busy_buffers_size_conf == NGX_CONF_UNSET_SIZE) { |
479 | 1806 conf->upstream.busy_buffers_size = 2 * size; |
529 | 1807 } else { |
1808 conf->upstream.busy_buffers_size = | |
1809 conf->upstream.busy_buffers_size_conf; | |
1810 } | |
479 | 1811 |
529 | 1812 if (conf->upstream.busy_buffers_size < size) { |
479 | 1813 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
1814 "\"fastcgi_busy_buffers_size\" must be equal or bigger than " | |
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1815 "maximum of the value of \"fastcgi_buffer_size\" and " |
479 | 1816 "one of the \"fastcgi_buffers\""); |
1817 | |
1818 return NGX_CONF_ERROR; | |
529 | 1819 } |
479 | 1820 |
529 | 1821 if (conf->upstream.busy_buffers_size |
1822 > (conf->upstream.bufs.num - 1) * conf->upstream.bufs.size) | |
479 | 1823 { |
1824 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
1825 "\"fastcgi_busy_buffers_size\" must be less than " | |
1826 "the size of all \"fastcgi_buffers\" minus one buffer"); | |
1827 | |
1828 return NGX_CONF_ERROR; | |
1829 } | |
1830 | |
1831 | |
529 | 1832 ngx_conf_merge_size_value(conf->upstream.temp_file_write_size_conf, |
1833 prev->upstream.temp_file_write_size_conf, | |
479 | 1834 NGX_CONF_UNSET_SIZE); |
1835 | |
529 | 1836 if (conf->upstream.temp_file_write_size_conf == NGX_CONF_UNSET_SIZE) { |
479 | 1837 conf->upstream.temp_file_write_size = 2 * size; |
529 | 1838 } else { |
1839 conf->upstream.temp_file_write_size = | |
1840 conf->upstream.temp_file_write_size_conf; | |
1841 } | |
479 | 1842 |
529 | 1843 if (conf->upstream.temp_file_write_size < size) { |
479 | 1844 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
1845 "\"fastcgi_temp_file_write_size\" must be equal or bigger than " | |
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1846 "maximum of the value of \"fastcgi_buffer_size\" and " |
479 | 1847 "one of the \"fastcgi_buffers\""); |
1848 | |
1849 return NGX_CONF_ERROR; | |
1850 } | |
1851 | |
1852 | |
529 | 1853 ngx_conf_merge_size_value(conf->upstream.max_temp_file_size_conf, |
1854 prev->upstream.max_temp_file_size_conf, | |
479 | 1855 NGX_CONF_UNSET_SIZE); |
1856 | |
529 | 1857 if (conf->upstream.max_temp_file_size_conf == NGX_CONF_UNSET_SIZE) { |
479 | 1858 conf->upstream.max_temp_file_size = 1024 * 1024 * 1024; |
529 | 1859 } else { |
1860 conf->upstream.max_temp_file_size = | |
1861 conf->upstream.max_temp_file_size_conf; | |
1862 } | |
479 | 1863 |
529 | 1864 if (conf->upstream.max_temp_file_size != 0 |
1865 && conf->upstream.max_temp_file_size < size) | |
479 | 1866 { |
1867 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
1868 "\"fastcgi_max_temp_file_size\" must be equal to zero to disable " | |
1869 "the temporary files usage or must be equal or bigger than " | |
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1870 "maximum of the value of \"fastcgi_buffer_size\" and " |
479 | 1871 "one of the \"fastcgi_buffers\""); |
1872 | |
1873 return NGX_CONF_ERROR; | |
1874 } | |
1875 | |
1876 | |
1877 ngx_conf_merge_bitmask_value(conf->upstream.next_upstream, | |
487 | 1878 prev->upstream.next_upstream, |
1879 (NGX_CONF_BITMASK_SET | |
1880 |NGX_HTTP_UPSTREAM_FT_ERROR | |
1881 |NGX_HTTP_UPSTREAM_FT_TIMEOUT)); | |
479 | 1882 |
665 | 1883 if (conf->upstream.next_upstream & NGX_HTTP_UPSTREAM_FT_OFF) { |
1884 conf->upstream.next_upstream = NGX_CONF_BITMASK_SET | |
1885 |NGX_HTTP_UPSTREAM_FT_OFF; | |
1886 } | |
1887 | |
479 | 1888 ngx_conf_merge_path_value(conf->upstream.temp_path, |
1889 prev->upstream.temp_path, | |
1890 NGX_HTTP_FASTCGI_TEMP_PATH, 1, 2, 0, | |
1891 ngx_garbage_collector_temp_handler, cf); | |
1892 | |
509 | 1893 ngx_conf_merge_value(conf->upstream.pass_request_headers, |
1894 prev->upstream.pass_request_headers, 1); | |
1895 ngx_conf_merge_value(conf->upstream.pass_request_body, | |
1896 prev->upstream.pass_request_body, 1); | |
1897 | |
657 | 1898 ngx_conf_merge_value(conf->upstream.intercept_errors, |
1899 prev->upstream.intercept_errors, 0); | |
509 | 1900 |
1228 | 1901 ngx_conf_merge_ptr_value(conf->catch_stderr, prev->catch_stderr, NULL); |
1902 | |
507 | 1903 |
479 | 1904 ngx_conf_merge_str_value(conf->index, prev->index, ""); |
1905 | |
1701
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1906 hash.max_size = 512; |
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1907 hash.bucket_size = ngx_align(64, ngx_cacheline_size); |
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1908 hash.name = "fastcgi_hide_headers_hash"; |
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1909 |
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1910 if (ngx_http_upstream_hide_headers_hash(cf, &conf->upstream, |
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1911 &prev->upstream, |
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1912 ngx_http_fastcgi_hide_headers, |
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1913 &hash) |
649 | 1914 != NGX_OK) |
1915 { | |
1916 return NGX_CONF_ERROR; | |
1917 } | |
1918 | |
884 | 1919 if (conf->upstream.upstream == NULL) { |
1920 conf->upstream.upstream = prev->upstream.upstream; | |
507 | 1921 } |
1922 | |
2390
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1923 if (conf->fastcgi_lengths == NULL) { |
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1924 conf->fastcgi_lengths = prev->fastcgi_lengths; |
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1925 conf->fastcgi_values = prev->fastcgi_values; |
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1926 } |
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1927 |
509 | 1928 if (conf->params_source == NULL) { |
573 | 1929 conf->flushes = prev->flushes; |
509 | 1930 conf->params_len = prev->params_len; |
1931 conf->params = prev->params; | |
573 | 1932 conf->params_source = prev->params_source; |
509 | 1933 |
1934 if (conf->params_source == NULL) { | |
1935 return NGX_CONF_OK; | |
1936 } | |
1937 } | |
1938 | |
1939 conf->params_len = ngx_array_create(cf->pool, 64, 1); | |
1940 if (conf->params_len == NULL) { | |
1941 return NGX_CONF_ERROR; | |
1942 } | |
573 | 1943 |
509 | 1944 conf->params = ngx_array_create(cf->pool, 512, 1); |
1945 if (conf->params == NULL) { | |
1946 return NGX_CONF_ERROR; | |
1947 } | |
1948 | |
1949 src = conf->params_source->elts; | |
1950 for (i = 0; i < conf->params_source->nelts; i++) { | |
1951 | |
1952 if (ngx_http_script_variables_count(&src[i].value) == 0) { | |
1953 copy = ngx_array_push_n(conf->params_len, | |
1954 sizeof(ngx_http_script_copy_code_t)); | |
1955 if (copy == NULL) { | |
1956 return NGX_CONF_ERROR; | |
1957 } | |
1958 | |
1959 copy->code = (ngx_http_script_code_pt) | |
1960 ngx_http_script_copy_len_code; | |
1961 copy->len = src[i].key.len; | |
1962 | |
1963 | |
1964 copy = ngx_array_push_n(conf->params_len, | |
1965 sizeof(ngx_http_script_copy_code_t)); | |
1966 if (copy == NULL) { | |
1967 return NGX_CONF_ERROR; | |
1968 } | |
1969 | |
1970 copy->code = (ngx_http_script_code_pt) | |
1971 ngx_http_script_copy_len_code; | |
1972 copy->len = src[i].value.len; | |
1973 | |
1974 | |
1975 size = (sizeof(ngx_http_script_copy_code_t) | |
1976 + src[i].key.len + src[i].value.len | |
1977 + sizeof(uintptr_t) - 1) | |
1978 & ~(sizeof(uintptr_t) - 1); | |
1979 | |
1980 copy = ngx_array_push_n(conf->params, size); | |
1981 if (copy == NULL) { | |
1982 return NGX_CONF_ERROR; | |
1983 } | |
577 | 1984 |
509 | 1985 copy->code = ngx_http_script_copy_code; |
1986 copy->len = src[i].key.len + src[i].value.len; | |
1987 | |
1988 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t); | |
1989 | |
1990 p = ngx_cpymem(p, src[i].key.data, src[i].key.len); | |
1991 ngx_memcpy(p, src[i].value.data, src[i].value.len); | |
1992 | |
1993 } else { | |
1994 copy = ngx_array_push_n(conf->params_len, | |
1995 sizeof(ngx_http_script_copy_code_t)); | |
1996 if (copy == NULL) { | |
1997 return NGX_CONF_ERROR; | |
1998 } | |
1999 | |
2000 copy->code = (ngx_http_script_code_pt) | |
2001 ngx_http_script_copy_len_code; | |
2002 copy->len = src[i].key.len; | |
2003 | |
2004 | |
2005 size = (sizeof(ngx_http_script_copy_code_t) | |
2006 + src[i].key.len + sizeof(uintptr_t) - 1) | |
2007 & ~(sizeof(uintptr_t) - 1); | |
2008 | |
2009 copy = ngx_array_push_n(conf->params, size); | |
2010 if (copy == NULL) { | |
2011 return NGX_CONF_ERROR; | |
2012 } | |
577 | 2013 |
509 | 2014 copy->code = ngx_http_script_copy_code; |
2015 copy->len = src[i].key.len; | |
2016 | |
2017 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t); | |
2018 ngx_memcpy(p, src[i].key.data, src[i].key.len); | |
2019 | |
2020 | |
2021 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); | |
2022 | |
2023 sc.cf = cf; | |
2024 sc.source = &src[i].value; | |
573 | 2025 sc.flushes = &conf->flushes; |
509 | 2026 sc.lengths = &conf->params_len; |
2027 sc.values = &conf->params; | |
2028 | |
2029 if (ngx_http_script_compile(&sc) != NGX_OK) { | |
2030 return NGX_CONF_ERROR; | |
2031 } | |
2032 } | |
2033 | |
2034 code = ngx_array_push_n(conf->params_len, sizeof(uintptr_t)); | |
2035 if (code == NULL) { | |
2036 return NGX_CONF_ERROR; | |
2037 } | |
2038 | |
2039 *code = (uintptr_t) NULL; | |
2040 | |
2041 | |
2042 code = ngx_array_push_n(conf->params, sizeof(uintptr_t)); | |
2043 if (code == NULL) { | |
2044 return NGX_CONF_ERROR; | |
2045 } | |
2046 | |
2047 *code = (uintptr_t) NULL; | |
2048 } | |
2049 | |
2050 code = ngx_array_push_n(conf->params_len, sizeof(uintptr_t)); | |
2051 if (code == NULL) { | |
2052 return NGX_CONF_ERROR; | |
2053 } | |
2054 | |
2055 *code = (uintptr_t) NULL; | |
2056 | |
479 | 2057 return NGX_CONF_OK; |
2058 } | |
509 | 2059 |
2060 | |
573 | 2061 static ngx_int_t |
2062 ngx_http_fastcgi_script_name_variable(ngx_http_request_t *r, | |
2063 ngx_http_variable_value_t *v, uintptr_t data) | |
509 | 2064 { |
2065 u_char *p; | |
2066 ngx_http_fastcgi_loc_conf_t *flcf; | |
2067 | |
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2068 if (r->uri.len) { |
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2069 v->valid = 1; |
1565 | 2070 v->no_cacheable = 0; |
1097
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2071 v->not_found = 0; |
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2072 |
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|
2073 flcf = ngx_http_get_module_loc_conf(r, ngx_http_fastcgi_module); |
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2074 |
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2075 if (r->uri.data[r->uri.len - 1] != '/') { |
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2076 v->len = r->uri.len; |
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2077 v->data = r->uri.data; |
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2078 return NGX_OK; |
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2079 } |
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2080 |
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|
2081 v->len = r->uri.len + flcf->index.len; |
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|
2082 |
2049 | 2083 v->data = ngx_pnalloc(r->pool, v->len); |
1097
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2084 if (v->data == NULL) { |
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2085 return NGX_ERROR; |
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2086 } |
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2087 |
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2088 p = ngx_copy(v->data, r->uri.data, r->uri.len); |
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2089 ngx_memcpy(p, flcf->index.data, flcf->index.len); |
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2090 |
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2091 } else { |
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2092 v->len = 0; |
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2093 v->valid = 1; |
1565 | 2094 v->no_cacheable = 0; |
1097
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2095 v->not_found = 0; |
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2096 v->data = NULL; |
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2097 |
573 | 2098 return NGX_OK; |
509 | 2099 } |
2100 | |
573 | 2101 return NGX_OK; |
509 | 2102 } |
2103 | |
2104 | |
2105 static char * | |
2106 ngx_http_fastcgi_pass(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
2107 { | |
2390
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2108 ngx_http_fastcgi_loc_conf_t *flcf = conf; |
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2109 |
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2110 ngx_url_t u; |
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2111 ngx_str_t *value, *url; |
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2112 ngx_uint_t n; |
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2113 ngx_http_core_loc_conf_t *clcf; |
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2114 ngx_http_script_compile_t sc; |
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2115 |
2391
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|
2116 if (flcf->upstream.upstream || flcf->fastcgi_lengths) { |
555 | 2117 return "is duplicate"; |
2118 } | |
2119 | |
2390
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|
2120 clcf = ngx_http_conf_get_module_loc_conf(cf, ngx_http_core_module); |
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2121 clcf->handler = ngx_http_fastcgi_handler; |
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2122 |
509 | 2123 value = cf->args->elts; |
2124 | |
2390
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2125 url = &value[1]; |
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2126 |
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2127 n = ngx_http_script_variables_count(url); |
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2128 |
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2129 if (n) { |
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2130 |
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2131 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); |
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2132 |
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2133 sc.cf = cf; |
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2134 sc.source = url; |
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2135 sc.lengths = &flcf->fastcgi_lengths; |
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2136 sc.values = &flcf->fastcgi_values; |
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2137 sc.variables = n; |
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2138 sc.complete_lengths = 1; |
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2139 sc.complete_values = 1; |
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2140 |
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2141 if (ngx_http_script_compile(&sc) != NGX_OK) { |
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2142 return NGX_CONF_ERROR; |
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2143 } |
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2144 |
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2145 return NGX_CONF_OK; |
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2146 } |
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2147 |
651 | 2148 ngx_memzero(&u, sizeof(ngx_url_t)); |
2149 | |
2150 u.url = value[1]; | |
884 | 2151 u.no_resolve = 1; |
2152 | |
2390
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2153 flcf->upstream.upstream = ngx_http_upstream_add(cf, &u, 0); |
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2154 if (flcf->upstream.upstream == NULL) { |
509 | 2155 return NGX_CONF_ERROR; |
2156 } | |
2157 | |
2158 if (clcf->name.data[clcf->name.len - 1] == '/') { | |
2159 clcf->auto_redirect = 1; | |
2160 } | |
2161 | |
2162 return NGX_CONF_OK; | |
2163 } | |
2164 | |
2165 | |
2166 static char * | |
1295
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|
2167 ngx_http_fastcgi_store(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) |
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2168 { |
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|
2169 ngx_http_fastcgi_loc_conf_t *flcf = conf; |
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2170 |
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|
2171 ngx_str_t *value; |
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2172 ngx_http_script_compile_t sc; |
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2173 |
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|
2174 if (flcf->upstream.store != NGX_CONF_UNSET || flcf->upstream.store_lengths) |
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|
2175 { |
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2176 return "is duplicate"; |
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2177 } |
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2178 |
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2179 value = cf->args->elts; |
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2180 |
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2181 if (ngx_strcmp(value[1].data, "on") == 0) { |
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2182 flcf->upstream.store = 1; |
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2183 return NGX_CONF_OK; |
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2184 } |
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2185 |
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2186 if (ngx_strcmp(value[1].data, "off") == 0) { |
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2187 flcf->upstream.store = 0; |
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2188 return NGX_CONF_OK; |
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2189 } |
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2190 |
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2191 /* include the terminating '\0' into script */ |
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2192 value[1].len++; |
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2193 |
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2194 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); |
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2195 |
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2196 sc.cf = cf; |
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2197 sc.source = &value[1]; |
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2198 sc.lengths = &flcf->upstream.store_lengths; |
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2199 sc.values = &flcf->upstream.store_values; |
1563
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2200 sc.variables = ngx_http_script_variables_count(&value[1]); |
1295
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2201 sc.complete_lengths = 1; |
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2202 sc.complete_values = 1; |
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2203 |
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2204 if (ngx_http_script_compile(&sc) != NGX_OK) { |
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2205 return NGX_CONF_ERROR; |
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2206 } |
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2207 |
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2208 return NGX_CONF_OK; |
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2209 } |
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2210 |
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2211 |
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2212 static char * |
509 | 2213 ngx_http_fastcgi_lowat_check(ngx_conf_t *cf, void *post, void *data) |
2214 { | |
2215 #if (NGX_FREEBSD) | |
2216 ssize_t *np = data; | |
2217 | |
673 | 2218 if ((u_long) *np >= ngx_freebsd_net_inet_tcp_sendspace) { |
509 | 2219 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
2220 "\"fastcgi_send_lowat\" must be less than %d " | |
2221 "(sysctl net.inet.tcp.sendspace)", | |
2222 ngx_freebsd_net_inet_tcp_sendspace); | |
2223 | |
2224 return NGX_CONF_ERROR; | |
2225 } | |
2226 | |
2227 #elif !(NGX_HAVE_SO_SNDLOWAT) | |
2228 ssize_t *np = data; | |
2229 | |
2230 ngx_conf_log_error(NGX_LOG_WARN, cf, 0, | |
2231 "\"fastcgi_send_lowat\" is not supported, ignored"); | |
2232 | |
2233 *np = 0; | |
2234 | |
2235 #endif | |
2236 | |
2237 return NGX_CONF_OK; | |
2238 } | |
884 | 2239 |
2240 | |
2241 static char * | |
2242 ngx_http_fastcgi_upstream_max_fails_unsupported(ngx_conf_t *cf, | |
2243 ngx_command_t *cmd, void *conf) | |
2244 { | |
2245 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
2246 "\"fastcgi_upstream_max_fails\" is not supported, " | |
2247 "use the \"max_fails\" parameter of the \"server\" directive ", | |
2248 "inside the \"upstream\" block"); | |
2249 | |
2250 return NGX_CONF_ERROR; | |
2251 } | |
2252 | |
2253 | |
2254 static char * | |
2255 ngx_http_fastcgi_upstream_fail_timeout_unsupported(ngx_conf_t *cf, | |
2256 ngx_command_t *cmd, void *conf) | |
2257 { | |
2258 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
2259 "\"fastcgi_upstream_fail_timeout\" is not supported, " | |
2260 "use the \"fail_timeout\" parameter of the \"server\" directive ", | |
2261 "inside the \"upstream\" block"); | |
2262 | |
2263 return NGX_CONF_ERROR; | |
2264 } |