Mercurial > hg > nginx
annotate src/http/modules/ngx_http_fastcgi_module.c @ 2467:84f2bef92007
fix segfault if $fastcgi_script_name or $fastcgi_path_info were used before
fastcgi handler, the bug has been introduced in r2444
author | Igor Sysoev <igor@sysoev.ru> |
---|---|
date | Mon, 26 Jan 2009 14:33:59 +0000 |
parents | a8697cc12b3a |
children | 3a8a53c0c42f |
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; |
2443 | 25 |
26 #if (NGX_PCRE) | |
27 ngx_regex_t *split_regex; | |
28 ngx_str_t split_name; | |
29 #endif | |
479 | 30 } ngx_http_fastcgi_loc_conf_t; |
31 | |
32 | |
33 typedef enum { | |
34 ngx_http_fastcgi_st_version = 0, | |
35 ngx_http_fastcgi_st_type, | |
36 ngx_http_fastcgi_st_request_id_hi, | |
37 ngx_http_fastcgi_st_request_id_lo, | |
38 ngx_http_fastcgi_st_content_length_hi, | |
39 ngx_http_fastcgi_st_content_length_lo, | |
40 ngx_http_fastcgi_st_padding_length, | |
41 ngx_http_fastcgi_st_reserved, | |
42 ngx_http_fastcgi_st_data, | |
515 | 43 ngx_http_fastcgi_st_padding |
479 | 44 } ngx_http_fastcgi_state_e; |
45 | |
46 | |
47 typedef struct { | |
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48 u_char *start; |
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49 u_char *end; |
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50 } ngx_http_fastcgi_split_part_t; |
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51 |
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52 |
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53 typedef struct { |
651 | 54 ngx_http_fastcgi_state_e state; |
55 u_char *pos; | |
56 u_char *last; | |
57 ngx_uint_t type; | |
58 size_t length; | |
59 size_t padding; | |
60 | |
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61 ngx_uint_t fastcgi_stdout; /* unsigned :1 */ |
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62 |
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63 ngx_array_t *split_parts; |
2443 | 64 |
65 ngx_str_t script_name; | |
66 ngx_str_t path_info; | |
479 | 67 } ngx_http_fastcgi_ctx_t; |
68 | |
69 | |
70 #define NGX_HTTP_FASTCGI_RESPONDER 1 | |
71 | |
72 #define NGX_HTTP_FASTCGI_BEGIN_REQUEST 1 | |
73 #define NGX_HTTP_FASTCGI_ABORT_REQUEST 2 | |
74 #define NGX_HTTP_FASTCGI_END_REQUEST 3 | |
75 #define NGX_HTTP_FASTCGI_PARAMS 4 | |
76 #define NGX_HTTP_FASTCGI_STDIN 5 | |
77 #define NGX_HTTP_FASTCGI_STDOUT 6 | |
78 #define NGX_HTTP_FASTCGI_STDERR 7 | |
79 #define NGX_HTTP_FASTCGI_DATA 8 | |
80 | |
81 | |
82 typedef struct { | |
83 u_char version; | |
84 u_char type; | |
85 u_char request_id_hi; | |
86 u_char request_id_lo; | |
87 u_char content_length_hi; | |
88 u_char content_length_lo; | |
89 u_char padding_length; | |
90 u_char reserved; | |
91 } ngx_http_fastcgi_header_t; | |
92 | |
93 | |
94 typedef struct { | |
95 u_char role_hi; | |
96 u_char role_lo; | |
97 u_char flags; | |
98 u_char reserved[5]; | |
99 } ngx_http_fastcgi_begin_request_t; | |
100 | |
101 | |
509 | 102 typedef struct { |
103 u_char version; | |
104 u_char type; | |
105 u_char request_id_hi; | |
106 u_char request_id_lo; | |
107 } ngx_http_fastcgi_header_small_t; | |
108 | |
109 | |
110 typedef struct { | |
111 ngx_http_fastcgi_header_t h0; | |
112 ngx_http_fastcgi_begin_request_t br; | |
113 ngx_http_fastcgi_header_small_t h1; | |
114 } ngx_http_fastcgi_request_start_t; | |
115 | |
116 | |
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117 static ngx_int_t ngx_http_fastcgi_eval(ngx_http_request_t *r, |
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118 ngx_http_fastcgi_loc_conf_t *flcf); |
479 | 119 static ngx_int_t ngx_http_fastcgi_create_request(ngx_http_request_t *r); |
120 static ngx_int_t ngx_http_fastcgi_reinit_request(ngx_http_request_t *r); | |
121 static ngx_int_t ngx_http_fastcgi_process_header(ngx_http_request_t *r); | |
122 static ngx_int_t ngx_http_fastcgi_input_filter(ngx_event_pipe_t *p, | |
487 | 123 ngx_buf_t *buf); |
479 | 124 static ngx_int_t ngx_http_fastcgi_process_record(ngx_http_request_t *r, |
487 | 125 ngx_http_fastcgi_ctx_t *f); |
479 | 126 static void ngx_http_fastcgi_abort_request(ngx_http_request_t *r); |
127 static void ngx_http_fastcgi_finalize_request(ngx_http_request_t *r, | |
487 | 128 ngx_int_t rc); |
479 | 129 |
509 | 130 static ngx_int_t ngx_http_fastcgi_add_variables(ngx_conf_t *cf); |
131 static void *ngx_http_fastcgi_create_loc_conf(ngx_conf_t *cf); | |
132 static char *ngx_http_fastcgi_merge_loc_conf(ngx_conf_t *cf, | |
133 void *parent, void *child); | |
573 | 134 static ngx_int_t ngx_http_fastcgi_script_name_variable(ngx_http_request_t *r, |
135 ngx_http_variable_value_t *v, uintptr_t data); | |
2443 | 136 static ngx_int_t ngx_http_fastcgi_path_info_variable(ngx_http_request_t *r, |
137 ngx_http_variable_value_t *v, uintptr_t data); | |
2467
84f2bef92007
fix segfault if $fastcgi_script_name or $fastcgi_path_info were used before
Igor Sysoev <igor@sysoev.ru>
parents:
2443
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138 static ngx_http_fastcgi_ctx_t *ngx_http_fastcgi_split(ngx_http_request_t *r, |
84f2bef92007
fix segfault if $fastcgi_script_name or $fastcgi_path_info were used before
Igor Sysoev <igor@sysoev.ru>
parents:
2443
diff
changeset
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139 ngx_http_fastcgi_loc_conf_t *flcf); |
509 | 140 |
479 | 141 static char *ngx_http_fastcgi_pass(ngx_conf_t *cf, ngx_command_t *cmd, |
487 | 142 void *conf); |
2443 | 143 static char *ngx_http_fastcgi_split_path_info(ngx_conf_t *cf, |
144 ngx_command_t *cmd, void *conf); | |
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145 static char *ngx_http_fastcgi_store(ngx_conf_t *cf, ngx_command_t *cmd, |
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146 void *conf); |
479 | 147 static char *ngx_http_fastcgi_lowat_check(ngx_conf_t *cf, void *post, |
487 | 148 void *data); |
479 | 149 |
884 | 150 static char *ngx_http_fastcgi_upstream_max_fails_unsupported(ngx_conf_t *cf, |
151 ngx_command_t *cmd, void *conf); | |
152 static char *ngx_http_fastcgi_upstream_fail_timeout_unsupported(ngx_conf_t *cf, | |
153 ngx_command_t *cmd, void *conf); | |
154 | |
479 | 155 |
509 | 156 static ngx_conf_post_t ngx_http_fastcgi_lowat_post = |
157 { ngx_http_fastcgi_lowat_check }; | |
479 | 158 |
159 | |
160 static ngx_conf_bitmask_t ngx_http_fastcgi_next_upstream_masks[] = { | |
161 { ngx_string("error"), NGX_HTTP_UPSTREAM_FT_ERROR }, | |
162 { ngx_string("timeout"), NGX_HTTP_UPSTREAM_FT_TIMEOUT }, | |
163 { ngx_string("invalid_header"), NGX_HTTP_UPSTREAM_FT_INVALID_HEADER }, | |
164 { ngx_string("http_500"), NGX_HTTP_UPSTREAM_FT_HTTP_500 }, | |
623 | 165 { ngx_string("http_503"), NGX_HTTP_UPSTREAM_FT_HTTP_503 }, |
479 | 166 { ngx_string("http_404"), NGX_HTTP_UPSTREAM_FT_HTTP_404 }, |
665 | 167 { ngx_string("off"), NGX_HTTP_UPSTREAM_FT_OFF }, |
479 | 168 { ngx_null_string, 0 } |
169 }; | |
170 | |
171 | |
172 static ngx_command_t ngx_http_fastcgi_commands[] = { | |
173 | |
174 { ngx_string("fastcgi_pass"), | |
629 | 175 NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF|NGX_CONF_TAKE1, |
479 | 176 ngx_http_fastcgi_pass, |
177 NGX_HTTP_LOC_CONF_OFFSET, | |
178 0, | |
179 NULL }, | |
180 | |
181 { ngx_string("fastcgi_index"), | |
182 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
183 ngx_conf_set_str_slot, | |
184 NGX_HTTP_LOC_CONF_OFFSET, | |
185 offsetof(ngx_http_fastcgi_loc_conf_t, index), | |
186 NULL }, | |
187 | |
2443 | 188 { ngx_string("fastcgi_split_path_info"), |
189 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
190 ngx_http_fastcgi_split_path_info, | |
191 NGX_HTTP_LOC_CONF_OFFSET, | |
192 0, | |
193 NULL }, | |
194 | |
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195 { ngx_string("fastcgi_store"), |
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196 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
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197 ngx_http_fastcgi_store, |
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198 NGX_HTTP_LOC_CONF_OFFSET, |
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199 0, |
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200 NULL }, |
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201 |
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202 { ngx_string("fastcgi_store_access"), |
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203 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE123, |
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204 ngx_conf_set_access_slot, |
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205 NGX_HTTP_LOC_CONF_OFFSET, |
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206 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.store_access), |
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207 NULL }, |
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208 |
629 | 209 { ngx_string("fastcgi_ignore_client_abort"), |
210 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
211 ngx_conf_set_flag_slot, | |
212 NGX_HTTP_LOC_CONF_OFFSET, | |
213 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.ignore_client_abort), | |
214 NULL }, | |
215 | |
479 | 216 { ngx_string("fastcgi_connect_timeout"), |
217 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
218 ngx_conf_set_msec_slot, | |
219 NGX_HTTP_LOC_CONF_OFFSET, | |
220 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.connect_timeout), | |
221 NULL }, | |
222 | |
223 { ngx_string("fastcgi_send_timeout"), | |
224 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
225 ngx_conf_set_msec_slot, | |
226 NGX_HTTP_LOC_CONF_OFFSET, | |
227 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.send_timeout), | |
228 NULL }, | |
229 | |
230 { ngx_string("fastcgi_send_lowat"), | |
231 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
232 ngx_conf_set_size_slot, | |
233 NGX_HTTP_LOC_CONF_OFFSET, | |
234 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.send_lowat), | |
235 &ngx_http_fastcgi_lowat_post }, | |
236 | |
581 | 237 { ngx_string("fastcgi_buffer_size"), |
238 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
239 ngx_conf_set_size_slot, | |
240 NGX_HTTP_LOC_CONF_OFFSET, | |
241 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.buffer_size), | |
242 NULL }, | |
243 | |
509 | 244 { ngx_string("fastcgi_pass_request_headers"), |
245 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
246 ngx_conf_set_flag_slot, | |
247 NGX_HTTP_LOC_CONF_OFFSET, | |
248 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.pass_request_headers), | |
249 NULL }, | |
250 | |
251 { ngx_string("fastcgi_pass_request_body"), | |
252 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
253 ngx_conf_set_flag_slot, | |
254 NGX_HTTP_LOC_CONF_OFFSET, | |
255 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.pass_request_body), | |
256 NULL }, | |
257 | |
657 | 258 { ngx_string("fastcgi_intercept_errors"), |
259 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
260 ngx_conf_set_flag_slot, | |
261 NGX_HTTP_LOC_CONF_OFFSET, | |
262 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.intercept_errors), | |
263 NULL }, | |
264 | |
479 | 265 { ngx_string("fastcgi_read_timeout"), |
266 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
267 ngx_conf_set_msec_slot, | |
268 NGX_HTTP_LOC_CONF_OFFSET, | |
269 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.read_timeout), | |
270 NULL }, | |
271 | |
272 { ngx_string("fastcgi_buffers"), | |
273 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2, | |
274 ngx_conf_set_bufs_slot, | |
275 NGX_HTTP_LOC_CONF_OFFSET, | |
276 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.bufs), | |
277 NULL }, | |
278 | |
279 { ngx_string("fastcgi_busy_buffers_size"), | |
280 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
281 ngx_conf_set_size_slot, | |
282 NGX_HTTP_LOC_CONF_OFFSET, | |
529 | 283 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.busy_buffers_size_conf), |
479 | 284 NULL }, |
285 | |
286 { ngx_string("fastcgi_temp_path"), | |
287 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1234, | |
288 ngx_conf_set_path_slot, | |
289 NGX_HTTP_LOC_CONF_OFFSET, | |
290 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.temp_path), | |
291 (void *) ngx_garbage_collector_temp_handler }, | |
292 | |
293 { ngx_string("fastcgi_max_temp_file_size"), | |
294 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
295 ngx_conf_set_size_slot, | |
296 NGX_HTTP_LOC_CONF_OFFSET, | |
529 | 297 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.max_temp_file_size_conf), |
479 | 298 NULL }, |
299 | |
300 { ngx_string("fastcgi_temp_file_write_size"), | |
301 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
302 ngx_conf_set_size_slot, | |
303 NGX_HTTP_LOC_CONF_OFFSET, | |
529 | 304 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.temp_file_write_size_conf), |
479 | 305 NULL }, |
306 | |
307 { ngx_string("fastcgi_next_upstream"), | |
547 | 308 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, |
479 | 309 ngx_conf_set_bitmask_slot, |
310 NGX_HTTP_LOC_CONF_OFFSET, | |
311 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.next_upstream), | |
312 &ngx_http_fastcgi_next_upstream_masks }, | |
313 | |
561 | 314 { ngx_string("fastcgi_upstream_max_fails"), |
315 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
884 | 316 ngx_http_fastcgi_upstream_max_fails_unsupported, |
317 0, | |
318 0, | |
561 | 319 NULL }, |
320 | |
321 { ngx_string("fastcgi_upstream_fail_timeout"), | |
322 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, | |
884 | 323 ngx_http_fastcgi_upstream_fail_timeout_unsupported, |
324 0, | |
325 0, | |
561 | 326 NULL }, |
327 | |
509 | 328 { ngx_string("fastcgi_param"), |
329 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2, | |
649 | 330 ngx_conf_set_keyval_slot, |
485 | 331 NGX_HTTP_LOC_CONF_OFFSET, |
509 | 332 offsetof(ngx_http_fastcgi_loc_conf_t, params_source), |
485 | 333 NULL }, |
334 | |
649 | 335 { ngx_string("fastcgi_pass_header"), |
336 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
337 ngx_conf_set_str_array_slot, | |
338 NGX_HTTP_LOC_CONF_OFFSET, | |
339 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.pass_headers), | |
340 NULL }, | |
341 | |
342 { ngx_string("fastcgi_hide_header"), | |
343 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
344 ngx_conf_set_str_array_slot, | |
345 NGX_HTTP_LOC_CONF_OFFSET, | |
346 offsetof(ngx_http_fastcgi_loc_conf_t, upstream.hide_headers), | |
347 NULL }, | |
348 | |
1228 | 349 { ngx_string("fastcgi_catch_stderr"), |
350 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, | |
351 ngx_conf_set_str_array_slot, | |
352 NGX_HTTP_LOC_CONF_OFFSET, | |
353 offsetof(ngx_http_fastcgi_loc_conf_t, catch_stderr), | |
354 NULL }, | |
355 | |
479 | 356 ngx_null_command |
357 }; | |
358 | |
359 | |
667 | 360 static ngx_http_module_t ngx_http_fastcgi_module_ctx = { |
509 | 361 ngx_http_fastcgi_add_variables, /* preconfiguration */ |
362 NULL, /* postconfiguration */ | |
479 | 363 |
364 NULL, /* create main configuration */ | |
365 NULL, /* init main configuration */ | |
366 | |
367 NULL, /* create server configuration */ | |
368 NULL, /* merge server configuration */ | |
369 | |
370 ngx_http_fastcgi_create_loc_conf, /* create location configuration */ | |
371 ngx_http_fastcgi_merge_loc_conf /* merge location configuration */ | |
372 }; | |
373 | |
374 | |
375 ngx_module_t ngx_http_fastcgi_module = { | |
509 | 376 NGX_MODULE_V1, |
479 | 377 &ngx_http_fastcgi_module_ctx, /* module context */ |
378 ngx_http_fastcgi_commands, /* module directives */ | |
379 NGX_HTTP_MODULE, /* module type */ | |
541 | 380 NULL, /* init master */ |
479 | 381 NULL, /* init module */ |
541 | 382 NULL, /* init process */ |
383 NULL, /* init thread */ | |
384 NULL, /* exit thread */ | |
385 NULL, /* exit process */ | |
386 NULL, /* exit master */ | |
387 NGX_MODULE_V1_PADDING | |
479 | 388 }; |
389 | |
390 | |
1883 | 391 static ngx_http_fastcgi_request_start_t ngx_http_fastcgi_request_start = { |
392 { 1, /* version */ | |
393 NGX_HTTP_FASTCGI_BEGIN_REQUEST, /* type */ | |
394 0, /* request_id_hi */ | |
395 1, /* request_id_lo */ | |
396 0, /* content_length_hi */ | |
397 sizeof(ngx_http_fastcgi_begin_request_t), /* content_length_lo */ | |
398 0, /* padding_length */ | |
399 0 }, /* reserved */ | |
400 | |
401 { 0, /* role_hi */ | |
402 NGX_HTTP_FASTCGI_RESPONDER, /* role_lo */ | |
403 0, /* NGX_HTTP_FASTCGI_KEEP_CONN */ /* flags */ | |
404 { 0, 0, 0, 0, 0 } }, /* reserved[5] */ | |
405 | |
406 { 1, /* version */ | |
407 NGX_HTTP_FASTCGI_PARAMS, /* type */ | |
408 0, /* request_id_hi */ | |
409 1 }, /* request_id_lo */ | |
410 | |
411 }; | |
412 | |
413 | |
2443 | 414 static ngx_http_variable_t ngx_http_fastcgi_vars[] = { |
415 | |
416 { ngx_string("fastcgi_script_name"), NULL, | |
417 ngx_http_fastcgi_script_name_variable, 0, | |
418 NGX_HTTP_VAR_NOCACHEABLE|NGX_HTTP_VAR_NOHASH, 0 }, | |
419 | |
420 { ngx_string("fastcgi_path_info"), NULL, | |
421 ngx_http_fastcgi_path_info_variable, 0, | |
422 NGX_HTTP_VAR_NOCACHEABLE|NGX_HTTP_VAR_NOHASH, 0 }, | |
423 | |
424 { ngx_null_string, NULL, NULL, 0, 0, 0 } | |
425 }; | |
1884 | 426 |
427 | |
649 | 428 static ngx_str_t ngx_http_fastcgi_hide_headers[] = { |
429 ngx_string("Status"), | |
430 ngx_string("X-Accel-Expires"), | |
431 ngx_string("X-Accel-Redirect"), | |
432 ngx_string("X-Accel-Limit-Rate"), | |
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433 ngx_string("X-Accel-Buffering"), |
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434 ngx_string("X-Accel-Charset"), |
649 | 435 ngx_null_string |
436 }; | |
437 | |
438 | |
487 | 439 static ngx_int_t |
440 ngx_http_fastcgi_handler(ngx_http_request_t *r) | |
479 | 441 { |
442 ngx_int_t rc; | |
443 ngx_http_upstream_t *u; | |
2443 | 444 ngx_http_fastcgi_ctx_t *f; |
479 | 445 ngx_http_fastcgi_loc_conf_t *flcf; |
446 | |
777
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447 if (r->subrequest_in_memory) { |
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448 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0, |
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449 "ngx_http_fastcgi_module does not support " |
1635 | 450 "subrequest in memory"); |
777
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451 return NGX_HTTP_INTERNAL_SERVER_ERROR; |
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452 } |
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453 |
2443 | 454 f = ngx_pcalloc(r->pool, sizeof(ngx_http_fastcgi_ctx_t)); |
455 if (f == NULL) { | |
456 return NGX_ERROR; | |
457 } | |
458 | |
459 ngx_http_set_ctx(r, f, ngx_http_fastcgi_module); | |
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460 |
501 | 461 u = ngx_pcalloc(r->pool, sizeof(ngx_http_upstream_t)); |
462 if (u == NULL) { | |
479 | 463 return NGX_HTTP_INTERNAL_SERVER_ERROR; |
464 } | |
465 | |
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466 r->upstream = u; |
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467 |
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468 flcf = ngx_http_get_module_loc_conf(r, ngx_http_fastcgi_module); |
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469 |
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470 if (flcf->fastcgi_lengths) { |
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471 if (ngx_http_fastcgi_eval(r, flcf) != NGX_OK) { |
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472 return NGX_HTTP_INTERNAL_SERVER_ERROR; |
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473 } |
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474 } |
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475 |
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476 u->schema.len = sizeof("fastcgi://") - 1; |
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477 u->schema.data = (u_char *) "fastcgi://"; |
1658 | 478 |
479 | 479 u->peer.log = r->connection->log; |
480 u->peer.log_error = NGX_ERROR_ERR; | |
481 #if (NGX_THREADS) | |
482 u->peer.lock = &r->connection->lock; | |
483 #endif | |
484 | |
485 u->output.tag = (ngx_buf_tag_t) &ngx_http_fastcgi_module; | |
486 | |
487 u->conf = &flcf->upstream; | |
488 | |
489 u->create_request = ngx_http_fastcgi_create_request; | |
490 u->reinit_request = ngx_http_fastcgi_reinit_request; | |
491 u->process_header = ngx_http_fastcgi_process_header; | |
492 u->abort_request = ngx_http_fastcgi_abort_request; | |
493 u->finalize_request = ngx_http_fastcgi_finalize_request; | |
494 | |
649 | 495 u->buffering = 1; |
496 | |
581 | 497 u->pipe = ngx_pcalloc(r->pool, sizeof(ngx_event_pipe_t)); |
498 if (u->pipe == NULL) { | |
499 return NGX_HTTP_INTERNAL_SERVER_ERROR; | |
500 } | |
501 | |
502 u->pipe->input_filter = ngx_http_fastcgi_input_filter; | |
503 u->pipe->input_ctx = r; | |
479 | 504 |
505 rc = ngx_http_read_client_request_body(r, ngx_http_upstream_init); | |
506 | |
507 if (rc >= NGX_HTTP_SPECIAL_RESPONSE) { | |
508 return rc; | |
509 } | |
510 | |
511 return NGX_DONE; | |
512 } | |
513 | |
514 | |
487 | 515 static ngx_int_t |
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516 ngx_http_fastcgi_eval(ngx_http_request_t *r, ngx_http_fastcgi_loc_conf_t *flcf) |
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517 { |
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518 ngx_url_t u; |
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519 |
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520 ngx_memzero(&u, sizeof(ngx_url_t)); |
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521 |
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522 if (ngx_http_script_run(r, &u.url, flcf->fastcgi_lengths->elts, 0, |
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523 flcf->fastcgi_values->elts) |
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524 == NULL) |
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525 { |
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526 return NGX_ERROR; |
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527 } |
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528 |
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529 u.no_resolve = 1; |
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530 |
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531 if (ngx_parse_url(r->pool, &u) != NGX_OK) { |
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532 if (u.err) { |
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533 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
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534 "%s in upstream \"%V\"", u.err, &u.url); |
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535 } |
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536 |
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537 return NGX_ERROR; |
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538 } |
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539 |
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540 if (u.no_port) { |
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541 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
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542 "no port in upstream \"%V\"", &u.url); |
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543 return NGX_ERROR; |
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544 } |
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545 |
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546 r->upstream->resolved = ngx_pcalloc(r->pool, |
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547 sizeof(ngx_http_upstream_resolved_t)); |
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548 if (r->upstream->resolved == NULL) { |
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549 return NGX_ERROR; |
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550 } |
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551 |
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552 if (u.addrs && u.addrs[0].sockaddr) { |
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553 r->upstream->resolved->sockaddr = u.addrs[0].sockaddr; |
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554 r->upstream->resolved->socklen = u.addrs[0].socklen; |
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555 r->upstream->resolved->naddrs = 1; |
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556 r->upstream->resolved->host = u.addrs[0].name; |
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557 |
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558 } else { |
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559 r->upstream->resolved->host = u.host; |
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560 r->upstream->resolved->port = u.port; |
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561 } |
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562 |
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563 return NGX_OK; |
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564 } |
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565 |
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566 |
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567 static ngx_int_t |
487 | 568 ngx_http_fastcgi_create_request(ngx_http_request_t *r) |
479 | 569 { |
509 | 570 off_t file_pos; |
571 u_char ch, *pos; | |
572 size_t size, len, key_len, val_len, padding; | |
573 ngx_uint_t i, n, next; | |
574 ngx_buf_t *b; | |
575 ngx_chain_t *cl, *body; | |
576 ngx_list_part_t *part; | |
577 ngx_table_elt_t *header; | |
578 ngx_http_script_code_pt code; | |
579 ngx_http_script_engine_t e, le; | |
580 ngx_http_fastcgi_header_t *h; | |
581 ngx_http_fastcgi_loc_conf_t *flcf; | |
582 ngx_http_script_len_code_pt lcode; | |
479 | 583 |
509 | 584 len = 0; |
485 | 585 |
479 | 586 flcf = ngx_http_get_module_loc_conf(r, ngx_http_fastcgi_module); |
587 | |
509 | 588 if (flcf->params_len) { |
589 ngx_memzero(&le, sizeof(ngx_http_script_engine_t)); | |
479 | 590 |
1565 | 591 ngx_http_script_flush_no_cacheable_variables(r, flcf->flushes); |
573 | 592 le.flushed = 1; |
593 | |
509 | 594 le.ip = flcf->params_len->elts; |
595 le.request = r; | |
479 | 596 |
509 | 597 while (*(uintptr_t *) le.ip) { |
487 | 598 |
509 | 599 lcode = *(ngx_http_script_len_code_pt *) le.ip; |
600 key_len = lcode(&le); | |
479 | 601 |
509 | 602 for (val_len = 0; *(uintptr_t *) le.ip; val_len += lcode(&le)) { |
603 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
604 } | |
605 le.ip += sizeof(uintptr_t); | |
479 | 606 |
537 | 607 len += 1 + key_len + ((val_len > 127) ? 4 : 1) + val_len; |
485 | 608 } |
609 } | |
610 | |
509 | 611 if (flcf->upstream.pass_request_headers) { |
485 | 612 |
509 | 613 part = &r->headers_in.headers.part; |
614 header = part->elts; | |
615 | |
616 for (i = 0; /* void */; i++) { | |
479 | 617 |
509 | 618 if (i >= part->nelts) { |
619 if (part->next == NULL) { | |
620 break; | |
621 } | |
479 | 622 |
509 | 623 part = part->next; |
624 header = part->elts; | |
625 i = 0; | |
479 | 626 } |
627 | |
509 | 628 len += ((sizeof("HTTP_") - 1 + header[i].key.len > 127) ? 4 : 1) |
629 + ((header[i].value.len > 127) ? 4 : 1) | |
630 + sizeof("HTTP_") - 1 + header[i].key.len + header[i].value.len; | |
479 | 631 } |
632 } | |
633 | |
634 | |
635 if (len > 65535) { | |
636 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0, | |
1678 | 637 "fastcgi request record is too big: %uz", len); |
479 | 638 return NGX_ERROR; |
639 } | |
640 | |
641 | |
642 padding = 8 - len % 8; | |
643 padding = (padding == 8) ? 0 : padding; | |
644 | |
645 | |
646 size = sizeof(ngx_http_fastcgi_header_t) | |
647 + sizeof(ngx_http_fastcgi_begin_request_t) | |
648 | |
649 + sizeof(ngx_http_fastcgi_header_t) /* NGX_HTTP_FASTCGI_PARAMS */ | |
650 + len + padding | |
651 + sizeof(ngx_http_fastcgi_header_t) /* NGX_HTTP_FASTCGI_PARAMS */ | |
652 | |
653 + sizeof(ngx_http_fastcgi_header_t); /* NGX_HTTP_FASTCGI_STDIN */ | |
654 | |
655 | |
501 | 656 b = ngx_create_temp_buf(r->pool, size); |
657 if (b == NULL) { | |
479 | 658 return NGX_ERROR; |
659 } | |
660 | |
501 | 661 cl = ngx_alloc_chain_link(r->pool); |
662 if (cl == NULL) { | |
479 | 663 return NGX_ERROR; |
664 } | |
665 | |
666 cl->buf = b; | |
667 | |
509 | 668 ngx_memcpy(b->pos, &ngx_http_fastcgi_request_start, |
669 sizeof(ngx_http_fastcgi_request_start_t)); | |
479 | 670 |
671 h = (ngx_http_fastcgi_header_t *) | |
672 (b->pos + sizeof(ngx_http_fastcgi_header_t) | |
673 + sizeof(ngx_http_fastcgi_begin_request_t)); | |
674 | |
675 h->content_length_hi = (u_char) ((len >> 8) & 0xff); | |
676 h->content_length_lo = (u_char) (len & 0xff); | |
677 h->padding_length = (u_char) padding; | |
678 h->reserved = 0; | |
679 | |
680 b->last = b->pos + sizeof(ngx_http_fastcgi_header_t) | |
681 + sizeof(ngx_http_fastcgi_begin_request_t) | |
682 + sizeof(ngx_http_fastcgi_header_t); | |
683 | |
684 | |
509 | 685 if (flcf->params_len) { |
686 ngx_memzero(&e, sizeof(ngx_http_script_engine_t)); | |
479 | 687 |
509 | 688 e.ip = flcf->params->elts; |
689 e.pos = b->last; | |
690 e.request = r; | |
573 | 691 e.flushed = 1; |
479 | 692 |
509 | 693 le.ip = flcf->params_len->elts; |
479 | 694 |
509 | 695 while (*(uintptr_t *) le.ip) { |
479 | 696 |
509 | 697 lcode = *(ngx_http_script_len_code_pt *) le.ip; |
698 key_len = (u_char) lcode(&le); | |
479 | 699 |
509 | 700 for (val_len = 0; *(uintptr_t *) le.ip; val_len += lcode(&le)) { |
701 lcode = *(ngx_http_script_len_code_pt *) le.ip; | |
702 } | |
703 le.ip += sizeof(uintptr_t); | |
479 | 704 |
537 | 705 *e.pos++ = (u_char) key_len; |
479 | 706 |
537 | 707 if (val_len > 127) { |
708 *e.pos++ = (u_char) (((val_len >> 24) & 0x7f) | 0x80); | |
709 *e.pos++ = (u_char) ((val_len >> 16) & 0xff); | |
710 *e.pos++ = (u_char) ((val_len >> 8) & 0xff); | |
711 *e.pos++ = (u_char) (val_len & 0xff); | |
479 | 712 |
537 | 713 } else { |
714 *e.pos++ = (u_char) val_len; | |
509 | 715 } |
479 | 716 |
509 | 717 while (*(uintptr_t *) e.ip) { |
718 code = *(ngx_http_script_code_pt *) e.ip; | |
719 code((ngx_http_script_engine_t *) &e); | |
720 } | |
721 e.ip += sizeof(uintptr_t); | |
1945 | 722 |
723 ngx_log_debug4(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
724 "fastcgi param: \"%*s: %*s\"", | |
725 key_len, e.pos - (key_len + val_len), | |
726 val_len, e.pos - val_len); | |
479 | 727 } |
728 | |
509 | 729 b->last = e.pos; |
487 | 730 } |
731 | |
732 | |
509 | 733 if (flcf->upstream.pass_request_headers) { |
479 | 734 |
509 | 735 part = &r->headers_in.headers.part; |
736 header = part->elts; | |
479 | 737 |
509 | 738 for (i = 0; /* void */; i++) { |
491 | 739 |
509 | 740 if (i >= part->nelts) { |
741 if (part->next == NULL) { | |
577 | 742 break; |
509 | 743 } |
577 | 744 |
509 | 745 part = part->next; |
746 header = part->elts; | |
747 i = 0; | |
748 } | |
479 | 749 |
509 | 750 len = sizeof("HTTP_") - 1 + header[i].key.len; |
751 if (len > 127) { | |
752 *b->last++ = (u_char) (((len >> 24) & 0x7f) | 0x80); | |
753 *b->last++ = (u_char) ((len >> 16) & 0xff); | |
754 *b->last++ = (u_char) ((len >> 8) & 0xff); | |
755 *b->last++ = (u_char) (len & 0xff); | |
577 | 756 |
509 | 757 } else { |
758 *b->last++ = (u_char) len; | |
487 | 759 } |
760 | |
509 | 761 len = header[i].value.len; |
762 if (len > 127) { | |
763 *b->last++ = (u_char) (((len >> 24) & 0x7f) | 0x80); | |
764 *b->last++ = (u_char) ((len >> 16) & 0xff); | |
765 *b->last++ = (u_char) ((len >> 8) & 0xff); | |
766 *b->last++ = (u_char) (len & 0xff); | |
487 | 767 |
509 | 768 } else { |
769 *b->last++ = (u_char) len; | |
479 | 770 } |
771 | |
509 | 772 b->last = ngx_cpymem(b->last, "HTTP_", sizeof("HTTP_") - 1); |
479 | 773 |
509 | 774 for (n = 0; n < header[i].key.len; n++) { |
775 ch = header[i].key.data[n]; | |
479 | 776 |
509 | 777 if (ch >= 'a' && ch <= 'z') { |
778 ch &= ~0x20; | |
479 | 779 |
509 | 780 } else if (ch == '-') { |
781 ch = '_'; | |
782 } | |
479 | 783 |
509 | 784 *b->last++ = ch; |
479 | 785 } |
786 | |
573 | 787 b->last = ngx_copy(b->last, header[i].value.data, |
788 header[i].value.len); | |
479 | 789 } |
790 } | |
791 | |
792 | |
793 if (padding) { | |
794 ngx_memzero(b->last, padding); | |
795 b->last += padding; | |
796 } | |
797 | |
798 | |
799 h = (ngx_http_fastcgi_header_t *) b->last; | |
800 b->last += sizeof(ngx_http_fastcgi_header_t); | |
801 | |
802 h->version = 1; | |
803 h->type = NGX_HTTP_FASTCGI_PARAMS; | |
804 h->request_id_hi = 0; | |
805 h->request_id_lo = 1; | |
806 h->content_length_hi = 0; | |
807 h->content_length_lo = 0; | |
808 h->padding_length = 0; | |
809 h->reserved = 0; | |
810 | |
811 h = (ngx_http_fastcgi_header_t *) b->last; | |
812 b->last += sizeof(ngx_http_fastcgi_header_t); | |
813 | |
509 | 814 if (flcf->upstream.pass_request_body) { |
815 body = r->upstream->request_bufs; | |
816 r->upstream->request_bufs = cl; | |
479 | 817 |
818 #if (NGX_SUPPRESS_WARN) | |
509 | 819 file_pos = 0; |
820 pos = NULL; | |
479 | 821 #endif |
822 | |
509 | 823 while (body) { |
479 | 824 |
509 | 825 if (body->buf->in_file) { |
826 file_pos = body->buf->file_pos; | |
479 | 827 |
509 | 828 } else { |
829 pos = body->buf->pos; | |
479 | 830 } |
831 | |
509 | 832 next = 0; |
479 | 833 |
509 | 834 do { |
835 b = ngx_alloc_buf(r->pool); | |
836 if (b == NULL) { | |
837 return NGX_ERROR; | |
479 | 838 } |
839 | |
509 | 840 ngx_memcpy(b, body->buf, sizeof(ngx_buf_t)); |
841 | |
842 if (body->buf->in_file) { | |
843 b->file_pos = file_pos; | |
844 file_pos += 32 * 1024; | |
479 | 845 |
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846 if (file_pos >= body->buf->file_last) { |
509 | 847 file_pos = body->buf->file_last; |
848 next = 1; | |
849 } | |
850 | |
851 b->file_last = file_pos; | |
852 len = (ngx_uint_t) (file_pos - b->file_pos); | |
853 | |
854 } else { | |
855 b->pos = pos; | |
856 pos += 32 * 1024; | |
479 | 857 |
1142
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858 if (pos >= body->buf->last) { |
509 | 859 pos = body->buf->last; |
860 next = 1; | |
861 } | |
862 | |
863 b->last = pos; | |
864 len = (ngx_uint_t) (pos - b->pos); | |
865 } | |
479 | 866 |
509 | 867 padding = 8 - len % 8; |
868 padding = (padding == 8) ? 0 : padding; | |
479 | 869 |
509 | 870 h->version = 1; |
871 h->type = NGX_HTTP_FASTCGI_STDIN; | |
872 h->request_id_hi = 0; | |
873 h->request_id_lo = 1; | |
874 h->content_length_hi = (u_char) ((len >> 8) & 0xff); | |
875 h->content_length_lo = (u_char) (len & 0xff); | |
876 h->padding_length = (u_char) padding; | |
877 h->reserved = 0; | |
479 | 878 |
509 | 879 cl->next = ngx_alloc_chain_link(r->pool); |
880 if (cl->next == NULL) { | |
881 return NGX_ERROR; | |
882 } | |
479 | 883 |
509 | 884 cl = cl->next; |
885 cl->buf = b; | |
886 | |
887 b = ngx_create_temp_buf(r->pool, | |
888 sizeof(ngx_http_fastcgi_header_t) | |
889 + padding); | |
890 if (b == NULL) { | |
891 return NGX_ERROR; | |
892 } | |
479 | 893 |
509 | 894 if (padding) { |
895 ngx_memzero(b->last, padding); | |
896 b->last += padding; | |
897 } | |
898 | |
899 h = (ngx_http_fastcgi_header_t *) b->last; | |
900 b->last += sizeof(ngx_http_fastcgi_header_t); | |
479 | 901 |
509 | 902 cl->next = ngx_alloc_chain_link(r->pool); |
903 if (cl->next == NULL) { | |
904 return NGX_ERROR; | |
905 } | |
906 | |
907 cl = cl->next; | |
908 cl->buf = b; | |
479 | 909 |
509 | 910 } while (!next); |
479 | 911 |
509 | 912 body = body->next; |
913 } | |
479 | 914 |
509 | 915 } else { |
916 r->upstream->request_bufs = cl; | |
479 | 917 } |
918 | |
919 h->version = 1; | |
920 h->type = NGX_HTTP_FASTCGI_STDIN; | |
921 h->request_id_hi = 0; | |
922 h->request_id_lo = 1; | |
923 h->content_length_hi = 0; | |
924 h->content_length_lo = 0; | |
925 h->padding_length = 0; | |
926 h->reserved = 0; | |
927 | |
928 cl->next = NULL; | |
929 | |
930 return NGX_OK; | |
931 } | |
932 | |
933 | |
487 | 934 static ngx_int_t |
935 ngx_http_fastcgi_reinit_request(ngx_http_request_t *r) | |
479 | 936 { |
937 ngx_http_fastcgi_ctx_t *f; | |
938 | |
939 f = ngx_http_get_module_ctx(r, ngx_http_fastcgi_module); | |
940 | |
941 if (f == NULL) { | |
942 return NGX_OK; | |
943 } | |
944 | |
945 f->state = ngx_http_fastcgi_st_version; | |
615 | 946 f->fastcgi_stdout = 0; |
479 | 947 |
948 return NGX_OK; | |
949 } | |
950 | |
951 | |
507 | 952 static ngx_int_t |
953 ngx_http_fastcgi_process_header(ngx_http_request_t *r) | |
479 | 954 { |
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955 u_char *p, *start, *last, *part_start; |
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956 size_t size; |
1228 | 957 ngx_str_t *status_line, line, *pattern; |
509 | 958 ngx_int_t rc, status; |
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959 ngx_buf_t buf; |
649 | 960 ngx_uint_t i; |
509 | 961 ngx_table_elt_t *h; |
962 ngx_http_upstream_t *u; | |
963 ngx_http_fastcgi_ctx_t *f; | |
964 ngx_http_upstream_header_t *hh; | |
1228 | 965 ngx_http_fastcgi_loc_conf_t *flcf; |
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966 ngx_http_fastcgi_split_part_t *part; |
509 | 967 ngx_http_upstream_main_conf_t *umcf; |
479 | 968 |
969 f = ngx_http_get_module_ctx(r, ngx_http_fastcgi_module); | |
970 | |
509 | 971 umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module); |
972 | |
479 | 973 u = r->upstream; |
974 | |
975 for ( ;; ) { | |
976 | |
977 if (f->state < ngx_http_fastcgi_st_data) { | |
978 | |
581 | 979 f->pos = u->buffer.pos; |
980 f->last = u->buffer.last; | |
479 | 981 |
982 rc = ngx_http_fastcgi_process_record(r, f); | |
983 | |
581 | 984 u->buffer.pos = f->pos; |
985 u->buffer.last = f->last; | |
479 | 986 |
987 if (rc == NGX_AGAIN) { | |
988 return NGX_AGAIN; | |
989 } | |
990 | |
991 if (rc == NGX_ERROR) { | |
992 return NGX_HTTP_UPSTREAM_INVALID_HEADER; | |
993 } | |
994 | |
491 | 995 if (f->type != NGX_HTTP_FASTCGI_STDOUT |
996 && f->type != NGX_HTTP_FASTCGI_STDERR) | |
997 { | |
479 | 998 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
999 "upstream sent unexpected FastCGI record: %d", | |
1000 f->type); | |
1001 | |
1002 return NGX_HTTP_UPSTREAM_INVALID_HEADER; | |
1003 } | |
1004 | |
491 | 1005 if (f->type == NGX_HTTP_FASTCGI_STDOUT && f->length == 0) { |
479 | 1006 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
1007 "upstream closed prematurely FastCGI stdout"); | |
1008 | |
1009 return NGX_HTTP_UPSTREAM_INVALID_HEADER; | |
1010 } | |
1011 } | |
1012 | |
1013 if (f->state == ngx_http_fastcgi_st_padding) { | |
1014 | |
581 | 1015 if (u->buffer.pos + f->padding < u->buffer.last) { |
479 | 1016 f->state = ngx_http_fastcgi_st_version; |
581 | 1017 u->buffer.pos += f->padding; |
479 | 1018 |
1019 continue; | |
1020 } | |
1021 | |
581 | 1022 if (u->buffer.pos + f->padding == u->buffer.last) { |
479 | 1023 f->state = ngx_http_fastcgi_st_version; |
581 | 1024 u->buffer.pos = u->buffer.last; |
479 | 1025 |
1026 return NGX_AGAIN; | |
1027 } | |
1028 | |
581 | 1029 f->padding -= u->buffer.last - u->buffer.pos; |
1030 u->buffer.pos = u->buffer.last; | |
479 | 1031 |
1032 return NGX_AGAIN; | |
1033 } | |
1034 | |
491 | 1035 |
479 | 1036 /* f->state == ngx_http_fastcgi_st_data */ |
1037 | |
491 | 1038 if (f->type == NGX_HTTP_FASTCGI_STDERR) { |
1039 | |
1040 if (f->length) { | |
581 | 1041 line.data = u->buffer.pos; |
491 | 1042 |
581 | 1043 if (u->buffer.pos + f->length <= u->buffer.last) { |
491 | 1044 line.len = f->length; |
581 | 1045 u->buffer.pos += f->length; |
491 | 1046 f->length = 0; |
1047 f->state = ngx_http_fastcgi_st_padding; | |
1048 | |
577 | 1049 } else { |
581 | 1050 line.len = u->buffer.last - u->buffer.pos; |
1051 f->length -= u->buffer.last - u->buffer.pos; | |
1052 u->buffer.pos = u->buffer.last; | |
491 | 1053 } |
1054 | |
1055 while (line.data[line.len - 1] == LF | |
1056 || line.data[line.len - 1] == CR | |
1057 || line.data[line.len - 1] == '.' | |
1058 || line.data[line.len - 1] == ' ') | |
1059 { | |
1060 line.len--; | |
1061 } | |
1062 | |
1063 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
1064 "FastCGI sent in stderr: \"%V\"", &line); | |
1065 | |
1228 | 1066 flcf = ngx_http_get_module_loc_conf(r, ngx_http_fastcgi_module); |
1067 | |
1068 if (flcf->catch_stderr) { | |
1069 pattern = flcf->catch_stderr->elts; | |
1070 | |
1071 line.data[line.len - 1] = '\0'; | |
1072 | |
1073 for (i = 0; i < flcf->catch_stderr->nelts; i++) { | |
1074 if (ngx_strstr(line.data, pattern[i].data)) { | |
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1075 return NGX_HTTP_UPSTREAM_INVALID_HEADER; |
1228 | 1076 } |
1077 } | |
1078 } | |
1079 | |
581 | 1080 if (u->buffer.pos == u->buffer.last) { |
615 | 1081 |
1082 if (!f->fastcgi_stdout) { | |
1083 | |
1084 /* | |
1085 * the special handling the large number | |
1086 * of the PHP warnings to not allocate memory | |
1087 */ | |
1088 | |
1089 u->buffer.pos = u->buffer.start; | |
1090 u->buffer.last = u->buffer.start; | |
1091 } | |
1092 | |
491 | 1093 return NGX_AGAIN; |
1094 } | |
1095 | |
1096 } else { | |
1097 f->state = ngx_http_fastcgi_st_version; | |
1098 } | |
1099 | |
1100 continue; | |
1101 } | |
1102 | |
1103 | |
1104 /* f->type == NGX_HTTP_FASTCGI_STDOUT */ | |
1105 | |
615 | 1106 f->fastcgi_stdout = 1; |
1107 | |
581 | 1108 start = u->buffer.pos; |
479 | 1109 |
581 | 1110 if (u->buffer.pos + f->length < u->buffer.last) { |
479 | 1111 |
1112 /* | |
581 | 1113 * set u->buffer.last to the end of the FastCGI record data |
479 | 1114 * for ngx_http_parse_header_line() |
1115 */ | |
1116 | |
581 | 1117 last = u->buffer.last; |
1118 u->buffer.last = u->buffer.pos + f->length; | |
479 | 1119 |
1120 } else { | |
1121 last = NULL; | |
1122 } | |
1123 | |
1124 for ( ;; ) { | |
1125 | |
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1126 part_start = u->buffer.pos; |
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1127 |
2256 | 1128 rc = ngx_http_parse_header_line(r, &u->buffer, 1); |
479 | 1129 |
1130 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
1131 "http fastcgi parser: %d", rc); | |
1132 | |
1133 if (rc == NGX_AGAIN) { | |
1134 break; | |
1135 } | |
1136 | |
1137 if (rc == NGX_OK) { | |
1138 | |
1139 /* a header line has been parsed successfully */ | |
1140 | |
509 | 1141 h = ngx_list_push(&u->headers_in.headers); |
501 | 1142 if (h == NULL) { |
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1143 return NGX_ERROR; |
479 | 1144 } |
1145 | |
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1146 if (f->split_parts && f->split_parts->nelts) { |
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1147 |
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1148 part = f->split_parts->elts; |
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1149 size = u->buffer.pos - part_start; |
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1150 |
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1151 for (i = 0; i < f->split_parts->nelts; i++) { |
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1152 size += part[i].end - part[i].start; |
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1153 } |
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1154 |
2049 | 1155 p = ngx_pnalloc(r->pool, size); |
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1156 if (p == NULL) { |
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1157 return NGX_ERROR; |
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1158 } |
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1159 |
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1160 buf.pos = p; |
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1161 |
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1162 for (i = 0; i < f->split_parts->nelts; i++) { |
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1163 p = ngx_cpymem(p, part[i].start, |
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1164 part[i].end - part[i].start); |
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1165 } |
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1166 |
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1167 p = ngx_cpymem(p, part_start, u->buffer.pos - part_start); |
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1168 |
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1169 buf.last = p; |
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1170 |
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1171 f->split_parts->nelts = 0; |
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1172 |
2256 | 1173 rc = ngx_http_parse_header_line(r, &buf, 1); |
1276
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1174 |
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1175 h->key.len = r->header_name_end - r->header_name_start; |
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1176 h->key.data = r->header_name_start; |
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1177 h->key.data[h->key.len] = '\0'; |
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1178 |
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1179 h->value.len = r->header_end - r->header_start; |
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1180 h->value.data = r->header_start; |
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1181 h->value.data[h->value.len] = '\0'; |
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1182 |
2049 | 1183 h->lowcase_key = ngx_pnalloc(r->pool, h->key.len); |
1276
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1184 if (h->lowcase_key == NULL) { |
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1185 return NGX_ERROR; |
1276
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1186 } |
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1187 |
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1188 } else { |
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1189 |
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1190 h->key.len = r->header_name_end - r->header_name_start; |
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1191 h->value.len = r->header_end - r->header_start; |
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1192 |
2049 | 1193 h->key.data = ngx_pnalloc(r->pool, |
1194 h->key.len + 1 + h->value.len + 1 | |
1195 + h->key.len); | |
1276
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1196 if (h->key.data == NULL) { |
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1197 return NGX_ERROR; |
1276
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1198 } |
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1199 |
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1200 h->value.data = h->key.data + h->key.len + 1; |
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1201 h->lowcase_key = h->key.data + h->key.len + 1 |
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1202 + h->value.len + 1; |
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1203 |
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1204 ngx_cpystrn(h->key.data, r->header_name_start, |
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1205 h->key.len + 1); |
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1206 ngx_cpystrn(h->value.data, r->header_start, |
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1207 h->value.len + 1); |
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1208 } |
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1209 |
509 | 1210 h->hash = r->header_hash; |
1211 | |
649 | 1212 if (h->key.len == r->lowcase_index) { |
1213 ngx_memcpy(h->lowcase_key, r->lowcase_header, h->key.len); | |
1214 | |
1215 } else { | |
2135 | 1216 ngx_strlow(h->lowcase_key, h->key.data, h->key.len); |
479 | 1217 } |
1218 | |
649 | 1219 hh = ngx_hash_find(&umcf->headers_in_hash, h->hash, |
1220 h->lowcase_key, h->key.len); | |
1221 | |
1222 if (hh && hh->handler(r, h, hh->offset) != NGX_OK) { | |
1699
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1223 return NGX_ERROR; |
649 | 1224 } |
1225 | |
479 | 1226 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
1227 "http fastcgi header: \"%V: %V\"", | |
1228 &h->key, &h->value); | |
1229 | |
615 | 1230 if (u->buffer.pos < u->buffer.last) { |
1231 continue; | |
1232 } | |
1233 | |
1234 /* the end of the FastCGI record */ | |
1235 | |
1236 break; | |
479 | 1237 } |
1238 | |
1239 if (rc == NGX_HTTP_PARSE_HEADER_DONE) { | |
1240 | |
1241 /* a whole header has been parsed successfully */ | |
1242 | |
1243 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
1244 "http fastcgi header done"); | |
1245 | |
509 | 1246 if (u->headers_in.status) { |
1247 status_line = &u->headers_in.status->value; | |
479 | 1248 |
1249 status = ngx_atoi(status_line->data, 3); | |
1250 | |
1251 if (status == NGX_ERROR) { | |
1698
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1252 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
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1253 "upstream sent invalid status \"%V\"", |
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1254 status_line); |
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1255 return NGX_HTTP_UPSTREAM_INVALID_HEADER; |
479 | 1256 } |
1257 | |
529 | 1258 u->headers_in.status_n = status; |
1259 u->headers_in.status_line = *status_line; | |
479 | 1260 |
2140
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1261 } else if (u->headers_in.location) { |
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1262 u->headers_in.status_n = 302; |
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1263 u->headers_in.status_line.len = |
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1264 sizeof("302 Moved Temporarily") - 1; |
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1265 u->headers_in.status_line.data = |
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1266 (u_char *) "302 Moved Temporarily"; |
2140
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1267 |
479 | 1268 } else { |
529 | 1269 u->headers_in.status_n = 200; |
1270 u->headers_in.status_line.len = sizeof("200 OK") - 1; | |
1271 u->headers_in.status_line.data = (u_char *) "200 OK"; | |
479 | 1272 } |
1273 | |
529 | 1274 u->state->status = u->headers_in.status_n; |
479 | 1275 #if 0 |
1565 | 1276 if (u->cacheable) { |
1277 u->cacheable = ngx_http_upstream_is_cacheable(r); | |
479 | 1278 } |
1279 #endif | |
1280 | |
1281 break; | |
1282 } | |
1283 | |
1284 /* there was error while a header line parsing */ | |
1285 | |
1286 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
619 | 1287 "upstream sent invalid header"); |
479 | 1288 |
1289 return NGX_HTTP_UPSTREAM_INVALID_HEADER; | |
1290 } | |
1291 | |
1292 if (last) { | |
581 | 1293 u->buffer.last = last; |
479 | 1294 } |
1295 | |
581 | 1296 f->length -= u->buffer.pos - start; |
479 | 1297 |
1298 if (f->length == 0) { | |
1299 if (f->padding) { | |
1300 f->state = ngx_http_fastcgi_st_padding; | |
1301 } else { | |
1302 f->state = ngx_http_fastcgi_st_version; | |
1303 } | |
1304 } | |
1305 | |
615 | 1306 if (rc == NGX_HTTP_PARSE_HEADER_DONE) { |
1307 return NGX_OK; | |
1308 } | |
1309 | |
1274 | 1310 if (rc == NGX_OK) { |
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1311 continue; |
615 | 1312 } |
1313 | |
1274 | 1314 /* rc == NGX_AGAIN */ |
1315 | |
1276
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1316 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
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1317 "upstream split a header line in FastCGI records"); |
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1318 |
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1319 if (f->split_parts == NULL) { |
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1320 f->split_parts = ngx_array_create(r->pool, 1, |
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1321 sizeof(ngx_http_fastcgi_split_part_t)); |
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1322 if (f->split_parts == NULL) { |
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1323 return NGX_ERROR; |
1276
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1324 } |
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1325 } |
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1326 |
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1327 part = ngx_array_push(f->split_parts); |
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1328 |
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1329 part->start = part_start; |
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1330 part->end = u->buffer.last; |
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1331 |
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1332 return NGX_AGAIN; |
479 | 1333 } |
1334 } | |
1335 | |
1336 | |
487 | 1337 static ngx_int_t |
1338 ngx_http_fastcgi_input_filter(ngx_event_pipe_t *p, ngx_buf_t *buf) | |
479 | 1339 { |
1340 ngx_int_t rc; | |
483 | 1341 ngx_buf_t *b, **prev; |
479 | 1342 ngx_str_t line; |
1343 ngx_chain_t *cl; | |
1344 ngx_http_request_t *r; | |
1345 ngx_http_fastcgi_ctx_t *f; | |
1346 | |
1347 if (buf->pos == buf->last) { | |
1348 return NGX_OK; | |
1349 } | |
1350 | |
1351 r = p->input_ctx; | |
1352 f = ngx_http_get_module_ctx(r, ngx_http_fastcgi_module); | |
1353 | |
1354 b = NULL; | |
483 | 1355 prev = &buf->shadow; |
479 | 1356 |
1357 f->pos = buf->pos; | |
1358 f->last = buf->last; | |
1359 | |
1360 for ( ;; ) { | |
1361 if (f->state < ngx_http_fastcgi_st_data) { | |
1362 | |
1363 rc = ngx_http_fastcgi_process_record(r, f); | |
1364 | |
1365 if (rc == NGX_AGAIN) { | |
1366 break; | |
1367 } | |
1368 | |
1369 if (rc == NGX_ERROR) { | |
1370 return NGX_ERROR; | |
1371 } | |
1372 | |
1373 if (f->type == NGX_HTTP_FASTCGI_STDOUT && f->length == 0) { | |
1374 f->state = ngx_http_fastcgi_st_version; | |
1375 p->upstream_done = 1; | |
1376 | |
1377 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, p->log, 0, | |
1378 "http fastcgi closed stdout"); | |
1379 | |
1380 continue; | |
1381 } | |
1382 | |
1383 if (f->type == NGX_HTTP_FASTCGI_END_REQUEST) { | |
1384 f->state = ngx_http_fastcgi_st_version; | |
1385 p->upstream_done = 1; | |
1386 | |
1387 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, p->log, 0, | |
1388 "http fastcgi sent end request"); | |
1389 | |
1390 break; | |
1391 } | |
1392 } | |
1393 | |
1394 | |
1395 if (f->state == ngx_http_fastcgi_st_padding) { | |
1396 | |
1397 if (f->pos + f->padding < f->last) { | |
1398 f->state = ngx_http_fastcgi_st_version; | |
1399 f->pos += f->padding; | |
1400 | |
1401 continue; | |
1402 } | |
1403 | |
1404 if (f->pos + f->padding == f->last) { | |
1405 f->state = ngx_http_fastcgi_st_version; | |
1406 | |
1407 break; | |
1408 } | |
1409 | |
1410 f->padding -= f->last - f->pos; | |
1411 | |
1412 break; | |
1413 } | |
1414 | |
1415 | |
1416 /* f->state == ngx_http_fastcgi_st_data */ | |
1417 | |
1418 if (f->type == NGX_HTTP_FASTCGI_STDERR) { | |
1419 | |
1420 if (f->length) { | |
639 | 1421 |
1422 if (f->pos == f->last) { | |
1423 break; | |
1424 } | |
1425 | |
479 | 1426 line.data = f->pos; |
1427 | |
1428 if (f->pos + f->length <= f->last) { | |
1429 line.len = f->length; | |
1430 f->pos += f->length; | |
491 | 1431 f->length = 0; |
1432 f->state = ngx_http_fastcgi_st_padding; | |
479 | 1433 |
577 | 1434 } else { |
479 | 1435 line.len = f->last - f->pos; |
1436 f->length -= f->last - f->pos; | |
1437 f->pos = f->last; | |
1438 } | |
1439 | |
491 | 1440 while (line.data[line.len - 1] == LF |
1441 || line.data[line.len - 1] == CR | |
1442 || line.data[line.len - 1] == '.' | |
1443 || line.data[line.len - 1] == ' ') | |
1444 { | |
1445 line.len--; | |
1446 } | |
479 | 1447 |
1448 ngx_log_error(NGX_LOG_ERR, p->log, 0, | |
491 | 1449 "FastCGI sent in stderr: \"%V\"", &line); |
479 | 1450 |
1451 if (f->pos == f->last) { | |
1452 break; | |
1453 } | |
491 | 1454 |
1455 } else { | |
1456 f->state = ngx_http_fastcgi_st_version; | |
479 | 1457 } |
1458 | |
1459 continue; | |
1460 } | |
1461 | |
1462 | |
1463 /* f->type == NGX_HTTP_FASTCGI_STDOUT */ | |
1464 | |
639 | 1465 if (f->pos == f->last) { |
1466 break; | |
1467 } | |
1468 | |
479 | 1469 if (p->free) { |
1470 b = p->free->buf; | |
1471 p->free = p->free->next; | |
1472 | |
1473 } else { | |
501 | 1474 b = ngx_alloc_buf(p->pool); |
1475 if (b == NULL) { | |
479 | 1476 return NGX_ERROR; |
1477 } | |
1478 } | |
1479 | |
1480 ngx_memzero(b, sizeof(ngx_buf_t)); | |
1481 | |
1482 b->pos = f->pos; | |
483 | 1483 b->start = buf->start; |
1484 b->end = buf->end; | |
479 | 1485 b->tag = p->tag; |
1486 b->temporary = 1; | |
1487 b->recycled = 1; | |
483 | 1488 |
1489 *prev = b; | |
1490 prev = &b->shadow; | |
479 | 1491 |
501 | 1492 cl = ngx_alloc_chain_link(p->pool); |
1493 if (cl == NULL) { | |
479 | 1494 return NGX_ERROR; |
1495 } | |
1496 | |
1497 cl->buf = b; | |
1498 cl->next = NULL; | |
1499 | |
501 | 1500 if (p->in) { |
1501 *p->last_in = cl; | |
1502 } else { | |
1503 p->in = cl; | |
1504 } | |
1505 p->last_in = &cl->next; | |
1506 | |
1507 | |
483 | 1508 /* STUB */ b->num = buf->num; |
1509 | |
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1510 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, p->log, 0, |
1037 | 1511 "input buf #%d %p", b->num, b->pos); |
479 | 1512 |
1513 if (f->pos + f->length < f->last) { | |
1514 | |
1515 if (f->padding) { | |
1516 f->state = ngx_http_fastcgi_st_padding; | |
1517 } else { | |
1518 f->state = ngx_http_fastcgi_st_version; | |
1519 } | |
1520 | |
1521 f->pos += f->length; | |
1522 b->last = f->pos; | |
1523 | |
1524 continue; | |
1525 } | |
1526 | |
1527 if (f->pos + f->length == f->last) { | |
1528 | |
1529 if (f->padding) { | |
1530 f->state = ngx_http_fastcgi_st_padding; | |
1531 } else { | |
1532 f->state = ngx_http_fastcgi_st_version; | |
1533 } | |
1534 | |
1535 b->last = f->last; | |
1536 | |
1537 break; | |
1538 } | |
1539 | |
1540 f->length -= f->last - f->pos; | |
1541 | |
1542 b->last = f->last; | |
1543 | |
1544 break; | |
1545 | |
1546 } | |
1547 | |
1548 if (b) { | |
483 | 1549 b->shadow = buf; |
479 | 1550 b->last_shadow = 1; |
483 | 1551 |
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1552 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, p->log, 0, |
1037 | 1553 "input buf %p %z", b->pos, b->last - b->pos); |
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1554 |
483 | 1555 return NGX_OK; |
1556 } | |
1557 | |
1558 /* there is no data record in the buf, add it to free chain */ | |
1559 | |
1560 if (ngx_event_pipe_add_free_buf(p, buf) != NGX_OK) { | |
1561 return NGX_ERROR; | |
479 | 1562 } |
1563 | |
1564 return NGX_OK; | |
1565 } | |
1566 | |
1567 | |
487 | 1568 static ngx_int_t |
1569 ngx_http_fastcgi_process_record(ngx_http_request_t *r, | |
1570 ngx_http_fastcgi_ctx_t *f) | |
479 | 1571 { |
1572 u_char ch, *p; | |
1573 ngx_http_fastcgi_state_e state; | |
1574 | |
1575 state = f->state; | |
1576 | |
1577 for (p = f->pos; p < f->last; p++) { | |
1578 | |
1579 ch = *p; | |
1580 | |
1581 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
1582 "http fastcgi record byte: %02Xd", ch); | |
1583 | |
1584 switch (state) { | |
1585 | |
1586 case ngx_http_fastcgi_st_version: | |
1587 if (ch != 1) { | |
1588 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
1589 "upstream sent unsupported FastCGI " | |
1590 "protocol version: %d", ch); | |
1591 return NGX_ERROR; | |
1592 } | |
1593 state = ngx_http_fastcgi_st_type; | |
1594 break; | |
1595 | |
1596 case ngx_http_fastcgi_st_type: | |
1597 switch (ch) { | |
1598 case NGX_HTTP_FASTCGI_STDOUT: | |
1599 case NGX_HTTP_FASTCGI_STDERR: | |
1600 case NGX_HTTP_FASTCGI_END_REQUEST: | |
1601 f->type = (ngx_uint_t) ch; | |
1602 break; | |
1603 default: | |
1604 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
1605 "upstream sent invalid FastCGI " | |
1606 "record type: %d", ch); | |
1607 return NGX_ERROR; | |
1608 | |
1609 } | |
1610 state = ngx_http_fastcgi_st_request_id_hi; | |
1611 break; | |
1612 | |
1613 /* we support the single request per connection */ | |
1614 | |
1615 case ngx_http_fastcgi_st_request_id_hi: | |
1616 if (ch != 0) { | |
1617 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
1618 "upstream sent unexpected FastCGI " | |
1619 "request id high byte: %d", ch); | |
1620 return NGX_ERROR; | |
1621 } | |
1622 state = ngx_http_fastcgi_st_request_id_lo; | |
1623 break; | |
1624 | |
1625 case ngx_http_fastcgi_st_request_id_lo: | |
1626 if (ch != 1) { | |
1627 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, | |
1628 "upstream sent unexpected FastCGI " | |
1629 "request id low byte: %d", ch); | |
1630 return NGX_ERROR; | |
1631 } | |
1632 state = ngx_http_fastcgi_st_content_length_hi; | |
1633 break; | |
1634 | |
1635 case ngx_http_fastcgi_st_content_length_hi: | |
1636 f->length = ch << 8; | |
1637 state = ngx_http_fastcgi_st_content_length_lo; | |
1638 break; | |
1639 | |
1640 case ngx_http_fastcgi_st_content_length_lo: | |
1641 f->length |= (size_t) ch; | |
1642 state = ngx_http_fastcgi_st_padding_length; | |
1643 break; | |
1644 | |
1645 case ngx_http_fastcgi_st_padding_length: | |
1646 f->padding = (size_t) ch; | |
1647 state = ngx_http_fastcgi_st_reserved; | |
1648 break; | |
1649 | |
1650 case ngx_http_fastcgi_st_reserved: | |
1651 state = ngx_http_fastcgi_st_data; | |
1652 | |
1653 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
1654 "http fastcgi record length: %z", f->length); | |
1655 | |
1656 f->pos = p + 1; | |
1657 f->state = state; | |
1658 | |
1659 return NGX_OK; | |
1660 | |
1661 /* suppress warning */ | |
1662 case ngx_http_fastcgi_st_data: | |
1663 case ngx_http_fastcgi_st_padding: | |
1664 break; | |
1665 } | |
1666 } | |
1667 | |
1668 f->state = state; | |
1669 | |
1670 return NGX_AGAIN; | |
1671 } | |
1672 | |
1673 | |
487 | 1674 static void |
1675 ngx_http_fastcgi_abort_request(ngx_http_request_t *r) | |
479 | 1676 { |
1677 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
1678 "abort http fastcgi request"); | |
1679 | |
1680 return; | |
1681 } | |
1682 | |
1683 | |
487 | 1684 static void |
1685 ngx_http_fastcgi_finalize_request(ngx_http_request_t *r, ngx_int_t rc) | |
479 | 1686 { |
1687 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
1688 "finalize http fastcgi request"); | |
1689 | |
1690 return; | |
1691 } | |
1692 | |
1693 | |
509 | 1694 static ngx_int_t |
1695 ngx_http_fastcgi_add_variables(ngx_conf_t *cf) | |
479 | 1696 { |
2443 | 1697 ngx_http_variable_t *var, *v; |
1698 | |
1699 for (v = ngx_http_fastcgi_vars; v->name.len; v++) { | |
1700 var = ngx_http_add_variable(cf, &v->name, v->flags); | |
1701 if (var == NULL) { | |
1702 return NGX_ERROR; | |
1703 } | |
1704 | |
1705 var->get_handler = v->get_handler; | |
1706 var->data = v->data; | |
479 | 1707 } |
1708 | |
509 | 1709 return NGX_OK; |
479 | 1710 } |
1711 | |
1712 | |
487 | 1713 static void * |
1714 ngx_http_fastcgi_create_loc_conf(ngx_conf_t *cf) | |
479 | 1715 { |
1716 ngx_http_fastcgi_loc_conf_t *conf; | |
1717 | |
501 | 1718 conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_fastcgi_loc_conf_t)); |
1719 if (conf == NULL) { | |
479 | 1720 return NGX_CONF_ERROR; |
1721 } | |
1722 | |
1723 /* | |
1724 * set by ngx_pcalloc(): | |
1725 * | |
1726 * conf->upstream.bufs.num = 0; | |
1727 * conf->upstream.next_upstream = 0; | |
1728 * conf->upstream.temp_path = NULL; | |
649 | 1729 * conf->upstream.hide_headers_hash = { NULL, 0 }; |
509 | 1730 * conf->upstream.uri = { 0, NULL }; |
1731 * conf->upstream.location = NULL; | |
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1732 * conf->upstream.store_lengths = NULL; |
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1733 * conf->upstream.store_values = NULL; |
509 | 1734 * |
479 | 1735 * conf->index.len = 0; |
1736 * conf->index.data = NULL; | |
1737 */ | |
1738 | |
1295
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1739 conf->upstream.store = NGX_CONF_UNSET; |
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1740 conf->upstream.store_access = NGX_CONF_UNSET_UINT; |
581 | 1741 conf->upstream.buffering = NGX_CONF_UNSET; |
629 | 1742 conf->upstream.ignore_client_abort = NGX_CONF_UNSET; |
581 | 1743 |
479 | 1744 conf->upstream.connect_timeout = NGX_CONF_UNSET_MSEC; |
1745 conf->upstream.send_timeout = NGX_CONF_UNSET_MSEC; | |
507 | 1746 conf->upstream.read_timeout = NGX_CONF_UNSET_MSEC; |
1747 | |
479 | 1748 conf->upstream.send_lowat = NGX_CONF_UNSET_SIZE; |
581 | 1749 conf->upstream.buffer_size = NGX_CONF_UNSET_SIZE; |
529 | 1750 |
1751 conf->upstream.busy_buffers_size_conf = NGX_CONF_UNSET_SIZE; | |
577 | 1752 conf->upstream.max_temp_file_size_conf = NGX_CONF_UNSET_SIZE; |
529 | 1753 conf->upstream.temp_file_write_size_conf = NGX_CONF_UNSET_SIZE; |
509 | 1754 |
1755 conf->upstream.pass_request_headers = NGX_CONF_UNSET; | |
1756 conf->upstream.pass_request_body = NGX_CONF_UNSET; | |
1757 | |
1701
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diff
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1758 conf->upstream.hide_headers = NGX_CONF_UNSET_PTR; |
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diff
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|
1759 conf->upstream.pass_headers = NGX_CONF_UNSET_PTR; |
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diff
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|
1760 |
657 | 1761 conf->upstream.intercept_errors = NGX_CONF_UNSET; |
479 | 1762 |
1763 /* "fastcgi_cyclic_temp_file" is disabled */ | |
1764 conf->upstream.cyclic_temp_file = 0; | |
1765 | |
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1766 conf->catch_stderr = NGX_CONF_UNSET_PTR; |
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1767 |
479 | 1768 return conf; |
1769 } | |
1770 | |
1771 | |
487 | 1772 static char * |
1773 ngx_http_fastcgi_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child) | |
479 | 1774 { |
1775 ngx_http_fastcgi_loc_conf_t *prev = parent; | |
1776 ngx_http_fastcgi_loc_conf_t *conf = child; | |
1777 | |
509 | 1778 u_char *p; |
1779 size_t size; | |
1780 uintptr_t *code; | |
1701
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diff
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|
1781 ngx_uint_t i; |
649 | 1782 ngx_keyval_t *src; |
1783 ngx_hash_init_t hash; | |
509 | 1784 ngx_http_script_compile_t sc; |
1785 ngx_http_script_copy_code_t *copy; | |
479 | 1786 |
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1787 if (conf->upstream.store != 0) { |
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1788 ngx_conf_merge_value(conf->upstream.store, |
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1789 prev->upstream.store, 0); |
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1790 |
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|
1791 if (conf->upstream.store_lengths == NULL) { |
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1792 conf->upstream.store_lengths = prev->upstream.store_lengths; |
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1793 conf->upstream.store_values = prev->upstream.store_values; |
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1794 } |
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1795 } |
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1796 |
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1797 ngx_conf_merge_uint_value(conf->upstream.store_access, |
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|
1798 prev->upstream.store_access, 0600); |
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|
1799 |
581 | 1800 ngx_conf_merge_value(conf->upstream.buffering, |
1801 prev->upstream.buffering, 1); | |
1802 | |
629 | 1803 ngx_conf_merge_value(conf->upstream.ignore_client_abort, |
1804 prev->upstream.ignore_client_abort, 0); | |
1805 | |
479 | 1806 ngx_conf_merge_msec_value(conf->upstream.connect_timeout, |
1807 prev->upstream.connect_timeout, 60000); | |
507 | 1808 |
479 | 1809 ngx_conf_merge_msec_value(conf->upstream.send_timeout, |
1810 prev->upstream.send_timeout, 60000); | |
1811 | |
1812 ngx_conf_merge_msec_value(conf->upstream.read_timeout, | |
1813 prev->upstream.read_timeout, 60000); | |
1814 | |
507 | 1815 ngx_conf_merge_size_value(conf->upstream.send_lowat, |
1816 prev->upstream.send_lowat, 0); | |
479 | 1817 |
581 | 1818 ngx_conf_merge_size_value(conf->upstream.buffer_size, |
1819 prev->upstream.buffer_size, | |
479 | 1820 (size_t) ngx_pagesize); |
1821 | |
507 | 1822 |
479 | 1823 ngx_conf_merge_bufs_value(conf->upstream.bufs, prev->upstream.bufs, |
1824 8, ngx_pagesize); | |
1825 | |
1826 if (conf->upstream.bufs.num < 2) { | |
1827 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
1828 "there must be at least 2 \"fastcgi_buffers\""); | |
1829 return NGX_CONF_ERROR; | |
1830 } | |
1831 | |
1832 | |
581 | 1833 size = conf->upstream.buffer_size; |
479 | 1834 if (size < conf->upstream.bufs.size) { |
1835 size = conf->upstream.bufs.size; | |
1836 } | |
1837 | |
1838 | |
529 | 1839 ngx_conf_merge_size_value(conf->upstream.busy_buffers_size_conf, |
1840 prev->upstream.busy_buffers_size_conf, | |
479 | 1841 NGX_CONF_UNSET_SIZE); |
1842 | |
529 | 1843 if (conf->upstream.busy_buffers_size_conf == NGX_CONF_UNSET_SIZE) { |
479 | 1844 conf->upstream.busy_buffers_size = 2 * size; |
529 | 1845 } else { |
1846 conf->upstream.busy_buffers_size = | |
1847 conf->upstream.busy_buffers_size_conf; | |
1848 } | |
479 | 1849 |
529 | 1850 if (conf->upstream.busy_buffers_size < size) { |
479 | 1851 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
1852 "\"fastcgi_busy_buffers_size\" must be equal or bigger than " | |
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1853 "maximum of the value of \"fastcgi_buffer_size\" and " |
479 | 1854 "one of the \"fastcgi_buffers\""); |
1855 | |
1856 return NGX_CONF_ERROR; | |
529 | 1857 } |
479 | 1858 |
529 | 1859 if (conf->upstream.busy_buffers_size |
1860 > (conf->upstream.bufs.num - 1) * conf->upstream.bufs.size) | |
479 | 1861 { |
1862 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
1863 "\"fastcgi_busy_buffers_size\" must be less than " | |
1864 "the size of all \"fastcgi_buffers\" minus one buffer"); | |
1865 | |
1866 return NGX_CONF_ERROR; | |
1867 } | |
1868 | |
1869 | |
529 | 1870 ngx_conf_merge_size_value(conf->upstream.temp_file_write_size_conf, |
1871 prev->upstream.temp_file_write_size_conf, | |
479 | 1872 NGX_CONF_UNSET_SIZE); |
1873 | |
529 | 1874 if (conf->upstream.temp_file_write_size_conf == NGX_CONF_UNSET_SIZE) { |
479 | 1875 conf->upstream.temp_file_write_size = 2 * size; |
529 | 1876 } else { |
1877 conf->upstream.temp_file_write_size = | |
1878 conf->upstream.temp_file_write_size_conf; | |
1879 } | |
479 | 1880 |
529 | 1881 if (conf->upstream.temp_file_write_size < size) { |
479 | 1882 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
1883 "\"fastcgi_temp_file_write_size\" must be equal or bigger than " | |
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1884 "maximum of the value of \"fastcgi_buffer_size\" and " |
479 | 1885 "one of the \"fastcgi_buffers\""); |
1886 | |
1887 return NGX_CONF_ERROR; | |
1888 } | |
1889 | |
1890 | |
529 | 1891 ngx_conf_merge_size_value(conf->upstream.max_temp_file_size_conf, |
1892 prev->upstream.max_temp_file_size_conf, | |
479 | 1893 NGX_CONF_UNSET_SIZE); |
1894 | |
529 | 1895 if (conf->upstream.max_temp_file_size_conf == NGX_CONF_UNSET_SIZE) { |
479 | 1896 conf->upstream.max_temp_file_size = 1024 * 1024 * 1024; |
529 | 1897 } else { |
1898 conf->upstream.max_temp_file_size = | |
1899 conf->upstream.max_temp_file_size_conf; | |
1900 } | |
479 | 1901 |
529 | 1902 if (conf->upstream.max_temp_file_size != 0 |
1903 && conf->upstream.max_temp_file_size < size) | |
479 | 1904 { |
1905 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
1906 "\"fastcgi_max_temp_file_size\" must be equal to zero to disable " | |
1907 "the temporary files usage or must be equal or bigger than " | |
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1908 "maximum of the value of \"fastcgi_buffer_size\" and " |
479 | 1909 "one of the \"fastcgi_buffers\""); |
1910 | |
1911 return NGX_CONF_ERROR; | |
1912 } | |
1913 | |
1914 | |
1915 ngx_conf_merge_bitmask_value(conf->upstream.next_upstream, | |
487 | 1916 prev->upstream.next_upstream, |
1917 (NGX_CONF_BITMASK_SET | |
1918 |NGX_HTTP_UPSTREAM_FT_ERROR | |
1919 |NGX_HTTP_UPSTREAM_FT_TIMEOUT)); | |
479 | 1920 |
665 | 1921 if (conf->upstream.next_upstream & NGX_HTTP_UPSTREAM_FT_OFF) { |
1922 conf->upstream.next_upstream = NGX_CONF_BITMASK_SET | |
1923 |NGX_HTTP_UPSTREAM_FT_OFF; | |
1924 } | |
1925 | |
479 | 1926 ngx_conf_merge_path_value(conf->upstream.temp_path, |
1927 prev->upstream.temp_path, | |
1928 NGX_HTTP_FASTCGI_TEMP_PATH, 1, 2, 0, | |
1929 ngx_garbage_collector_temp_handler, cf); | |
1930 | |
509 | 1931 ngx_conf_merge_value(conf->upstream.pass_request_headers, |
1932 prev->upstream.pass_request_headers, 1); | |
1933 ngx_conf_merge_value(conf->upstream.pass_request_body, | |
1934 prev->upstream.pass_request_body, 1); | |
1935 | |
657 | 1936 ngx_conf_merge_value(conf->upstream.intercept_errors, |
1937 prev->upstream.intercept_errors, 0); | |
509 | 1938 |
1228 | 1939 ngx_conf_merge_ptr_value(conf->catch_stderr, prev->catch_stderr, NULL); |
1940 | |
507 | 1941 |
479 | 1942 ngx_conf_merge_str_value(conf->index, prev->index, ""); |
1943 | |
1701
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1944 hash.max_size = 512; |
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1945 hash.bucket_size = ngx_align(64, ngx_cacheline_size); |
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1946 hash.name = "fastcgi_hide_headers_hash"; |
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1947 |
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1948 if (ngx_http_upstream_hide_headers_hash(cf, &conf->upstream, |
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1949 &prev->upstream, |
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1950 ngx_http_fastcgi_hide_headers, |
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1951 &hash) |
649 | 1952 != NGX_OK) |
1953 { | |
1954 return NGX_CONF_ERROR; | |
1955 } | |
1956 | |
884 | 1957 if (conf->upstream.upstream == NULL) { |
1958 conf->upstream.upstream = prev->upstream.upstream; | |
507 | 1959 } |
1960 | |
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1961 if (conf->fastcgi_lengths == NULL) { |
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1962 conf->fastcgi_lengths = prev->fastcgi_lengths; |
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1963 conf->fastcgi_values = prev->fastcgi_values; |
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1964 } |
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1965 |
2443 | 1966 #if (NGX_PCRE) |
1967 if (conf->split_regex == NULL) { | |
1968 conf->split_regex = prev->split_regex; | |
1969 conf->split_name = prev->split_name; | |
1970 } | |
1971 #endif | |
1972 | |
509 | 1973 if (conf->params_source == NULL) { |
573 | 1974 conf->flushes = prev->flushes; |
509 | 1975 conf->params_len = prev->params_len; |
1976 conf->params = prev->params; | |
573 | 1977 conf->params_source = prev->params_source; |
509 | 1978 |
1979 if (conf->params_source == NULL) { | |
1980 return NGX_CONF_OK; | |
1981 } | |
1982 } | |
1983 | |
1984 conf->params_len = ngx_array_create(cf->pool, 64, 1); | |
1985 if (conf->params_len == NULL) { | |
1986 return NGX_CONF_ERROR; | |
1987 } | |
573 | 1988 |
509 | 1989 conf->params = ngx_array_create(cf->pool, 512, 1); |
1990 if (conf->params == NULL) { | |
1991 return NGX_CONF_ERROR; | |
1992 } | |
1993 | |
1994 src = conf->params_source->elts; | |
1995 for (i = 0; i < conf->params_source->nelts; i++) { | |
1996 | |
1997 if (ngx_http_script_variables_count(&src[i].value) == 0) { | |
1998 copy = ngx_array_push_n(conf->params_len, | |
1999 sizeof(ngx_http_script_copy_code_t)); | |
2000 if (copy == NULL) { | |
2001 return NGX_CONF_ERROR; | |
2002 } | |
2003 | |
2004 copy->code = (ngx_http_script_code_pt) | |
2005 ngx_http_script_copy_len_code; | |
2006 copy->len = src[i].key.len; | |
2007 | |
2008 | |
2009 copy = ngx_array_push_n(conf->params_len, | |
2010 sizeof(ngx_http_script_copy_code_t)); | |
2011 if (copy == NULL) { | |
2012 return NGX_CONF_ERROR; | |
2013 } | |
2014 | |
2015 copy->code = (ngx_http_script_code_pt) | |
2016 ngx_http_script_copy_len_code; | |
2017 copy->len = src[i].value.len; | |
2018 | |
2019 | |
2020 size = (sizeof(ngx_http_script_copy_code_t) | |
2021 + src[i].key.len + src[i].value.len | |
2022 + sizeof(uintptr_t) - 1) | |
2023 & ~(sizeof(uintptr_t) - 1); | |
2024 | |
2025 copy = ngx_array_push_n(conf->params, size); | |
2026 if (copy == NULL) { | |
2027 return NGX_CONF_ERROR; | |
2028 } | |
577 | 2029 |
509 | 2030 copy->code = ngx_http_script_copy_code; |
2031 copy->len = src[i].key.len + src[i].value.len; | |
2032 | |
2033 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t); | |
2034 | |
2035 p = ngx_cpymem(p, src[i].key.data, src[i].key.len); | |
2036 ngx_memcpy(p, src[i].value.data, src[i].value.len); | |
2037 | |
2038 } else { | |
2039 copy = ngx_array_push_n(conf->params_len, | |
2040 sizeof(ngx_http_script_copy_code_t)); | |
2041 if (copy == NULL) { | |
2042 return NGX_CONF_ERROR; | |
2043 } | |
2044 | |
2045 copy->code = (ngx_http_script_code_pt) | |
2046 ngx_http_script_copy_len_code; | |
2047 copy->len = src[i].key.len; | |
2048 | |
2049 | |
2050 size = (sizeof(ngx_http_script_copy_code_t) | |
2051 + src[i].key.len + sizeof(uintptr_t) - 1) | |
2052 & ~(sizeof(uintptr_t) - 1); | |
2053 | |
2054 copy = ngx_array_push_n(conf->params, size); | |
2055 if (copy == NULL) { | |
2056 return NGX_CONF_ERROR; | |
2057 } | |
577 | 2058 |
509 | 2059 copy->code = ngx_http_script_copy_code; |
2060 copy->len = src[i].key.len; | |
2061 | |
2062 p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t); | |
2063 ngx_memcpy(p, src[i].key.data, src[i].key.len); | |
2064 | |
2065 | |
2066 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); | |
2067 | |
2068 sc.cf = cf; | |
2069 sc.source = &src[i].value; | |
573 | 2070 sc.flushes = &conf->flushes; |
509 | 2071 sc.lengths = &conf->params_len; |
2072 sc.values = &conf->params; | |
2073 | |
2074 if (ngx_http_script_compile(&sc) != NGX_OK) { | |
2075 return NGX_CONF_ERROR; | |
2076 } | |
2077 } | |
2078 | |
2079 code = ngx_array_push_n(conf->params_len, sizeof(uintptr_t)); | |
2080 if (code == NULL) { | |
2081 return NGX_CONF_ERROR; | |
2082 } | |
2083 | |
2084 *code = (uintptr_t) NULL; | |
2085 | |
2086 | |
2087 code = ngx_array_push_n(conf->params, sizeof(uintptr_t)); | |
2088 if (code == NULL) { | |
2089 return NGX_CONF_ERROR; | |
2090 } | |
2091 | |
2092 *code = (uintptr_t) NULL; | |
2093 } | |
2094 | |
2095 code = ngx_array_push_n(conf->params_len, sizeof(uintptr_t)); | |
2096 if (code == NULL) { | |
2097 return NGX_CONF_ERROR; | |
2098 } | |
2099 | |
2100 *code = (uintptr_t) NULL; | |
2101 | |
479 | 2102 return NGX_CONF_OK; |
2103 } | |
509 | 2104 |
2105 | |
573 | 2106 static ngx_int_t |
2107 ngx_http_fastcgi_script_name_variable(ngx_http_request_t *r, | |
2108 ngx_http_variable_value_t *v, uintptr_t data) | |
509 | 2109 { |
2110 u_char *p; | |
2443 | 2111 ngx_http_fastcgi_ctx_t *f; |
509 | 2112 ngx_http_fastcgi_loc_conf_t *flcf; |
2113 | |
2443 | 2114 flcf = ngx_http_get_module_loc_conf(r, ngx_http_fastcgi_module); |
2115 | |
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2116 f = ngx_http_fastcgi_split(r, flcf); |
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2117 |
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2118 if (f == NULL) { |
2443 | 2119 return NGX_ERROR; |
2120 } | |
2121 | |
2122 if (f->script_name.len == 0 | |
2123 || f->script_name.data[f->script_name.len - 1] != '/') | |
2124 { | |
2125 v->len = f->script_name.len; | |
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2126 v->valid = 1; |
1565 | 2127 v->no_cacheable = 0; |
1097
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2128 v->not_found = 0; |
2443 | 2129 v->data = f->script_name.data; |
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2130 |
573 | 2131 return NGX_OK; |
509 | 2132 } |
2133 | |
2443 | 2134 v->len = f->script_name.len + flcf->index.len; |
2135 | |
2136 v->data = ngx_pnalloc(r->pool, v->len); | |
2137 if (v->data == NULL) { | |
2138 return NGX_ERROR; | |
2139 } | |
2140 | |
2141 p = ngx_copy(v->data, f->script_name.data, f->script_name.len); | |
2142 ngx_memcpy(p, flcf->index.data, flcf->index.len); | |
2143 | |
573 | 2144 return NGX_OK; |
509 | 2145 } |
2146 | |
2147 | |
2443 | 2148 static ngx_int_t |
2149 ngx_http_fastcgi_path_info_variable(ngx_http_request_t *r, | |
2150 ngx_http_variable_value_t *v, uintptr_t data) | |
2151 { | |
2152 ngx_http_fastcgi_ctx_t *f; | |
2153 ngx_http_fastcgi_loc_conf_t *flcf; | |
2154 | |
2155 flcf = ngx_http_get_module_loc_conf(r, ngx_http_fastcgi_module); | |
2156 | |
2467
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2157 f = ngx_http_fastcgi_split(r, flcf); |
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2158 |
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2159 if (f == NULL) { |
2443 | 2160 return NGX_ERROR; |
2161 } | |
2162 | |
2163 v->len = f->path_info.len; | |
2164 v->valid = 1; | |
2165 v->no_cacheable = 0; | |
2166 v->not_found = 0; | |
2167 v->data = f->path_info.data; | |
2168 | |
2169 return NGX_OK; | |
2170 } | |
2171 | |
2172 | |
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2173 static ngx_http_fastcgi_ctx_t * |
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2174 ngx_http_fastcgi_split(ngx_http_request_t *r, ngx_http_fastcgi_loc_conf_t *flcf) |
2443 | 2175 { |
2467
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2176 ngx_http_fastcgi_ctx_t *f; |
2443 | 2177 #if (NGX_PCRE) |
2467
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2178 ngx_int_t n; |
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2179 int captures[(1 + 2) * 3]; |
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2180 |
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2181 f = ngx_http_get_module_ctx(r, ngx_http_fastcgi_module); |
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2182 |
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2183 if (f == NULL) { |
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2184 f = ngx_pcalloc(r->pool, sizeof(ngx_http_fastcgi_ctx_t)); |
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2185 if (f == NULL) { |
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2186 return NULL; |
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2187 } |
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2188 |
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2189 ngx_http_set_ctx(r, f, ngx_http_fastcgi_module); |
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2190 } |
2443 | 2191 |
2192 if (f->script_name.len) { | |
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2193 return f; |
2443 | 2194 } |
2195 | |
2196 if (flcf->split_regex == NULL) { | |
2197 f->script_name = r->uri; | |
2467
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2198 return f; |
2443 | 2199 } |
2200 | |
2201 n = ngx_regex_exec(flcf->split_regex, &r->uri, captures, (1 + 2) * 3); | |
2202 | |
2203 if (n == NGX_REGEX_NO_MATCHED) { | |
2204 f->script_name = r->uri; | |
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2205 return f; |
2443 | 2206 } |
2207 | |
2208 if (n < 0) { | |
2209 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0, | |
2210 ngx_regex_exec_n " failed: %d on \"%V\" using \"%V\"", | |
2211 n, &r->uri, &flcf->split_name); | |
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2212 return NULL; |
2443 | 2213 } |
2214 | |
2215 /* match */ | |
2216 | |
2217 f->script_name.len = captures[3] - captures[2]; | |
2218 f->script_name.data = r->uri.data; | |
2219 | |
2220 f->path_info.len = captures[5] - captures[4]; | |
2221 f->path_info.data = r->uri.data + f->script_name.len; | |
2222 | |
2467
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2223 return f; |
2443 | 2224 |
2225 #else | |
2226 | |
2467
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2227 f = ngx_http_get_module_ctx(r, ngx_http_fastcgi_module); |
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2228 |
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2229 if (f == NULL) { |
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2230 f = ngx_pcalloc(r->pool, sizeof(ngx_http_fastcgi_ctx_t)); |
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2231 if (f == NULL) { |
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2232 return NULL; |
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|
2233 } |
84f2bef92007
fix segfault if $fastcgi_script_name or $fastcgi_path_info were used before
Igor Sysoev <igor@sysoev.ru>
parents:
2443
diff
changeset
|
2234 |
84f2bef92007
fix segfault if $fastcgi_script_name or $fastcgi_path_info were used before
Igor Sysoev <igor@sysoev.ru>
parents:
2443
diff
changeset
|
2235 ngx_http_set_ctx(r, f, ngx_http_fastcgi_module); |
84f2bef92007
fix segfault if $fastcgi_script_name or $fastcgi_path_info were used before
Igor Sysoev <igor@sysoev.ru>
parents:
2443
diff
changeset
|
2236 } |
84f2bef92007
fix segfault if $fastcgi_script_name or $fastcgi_path_info were used before
Igor Sysoev <igor@sysoev.ru>
parents:
2443
diff
changeset
|
2237 |
2443 | 2238 f->script_name = r->uri; |
2239 | |
2467
84f2bef92007
fix segfault if $fastcgi_script_name or $fastcgi_path_info were used before
Igor Sysoev <igor@sysoev.ru>
parents:
2443
diff
changeset
|
2240 return f; |
2443 | 2241 |
2242 #endif | |
2243 } | |
2244 | |
2245 | |
509 | 2246 static char * |
2247 ngx_http_fastcgi_pass(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
2248 { | |
2390
27ccc4b54fa6
fastcgi_pass variables support
Igor Sysoev <igor@sysoev.ru>
parents:
2256
diff
changeset
|
2249 ngx_http_fastcgi_loc_conf_t *flcf = conf; |
27ccc4b54fa6
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Igor Sysoev <igor@sysoev.ru>
parents:
2256
diff
changeset
|
2250 |
27ccc4b54fa6
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Igor Sysoev <igor@sysoev.ru>
parents:
2256
diff
changeset
|
2251 ngx_url_t u; |
27ccc4b54fa6
fastcgi_pass variables support
Igor Sysoev <igor@sysoev.ru>
parents:
2256
diff
changeset
|
2252 ngx_str_t *value, *url; |
27ccc4b54fa6
fastcgi_pass variables support
Igor Sysoev <igor@sysoev.ru>
parents:
2256
diff
changeset
|
2253 ngx_uint_t n; |
27ccc4b54fa6
fastcgi_pass variables support
Igor Sysoev <igor@sysoev.ru>
parents:
2256
diff
changeset
|
2254 ngx_http_core_loc_conf_t *clcf; |
27ccc4b54fa6
fastcgi_pass variables support
Igor Sysoev <igor@sysoev.ru>
parents:
2256
diff
changeset
|
2255 ngx_http_script_compile_t sc; |
27ccc4b54fa6
fastcgi_pass variables support
Igor Sysoev <igor@sysoev.ru>
parents:
2256
diff
changeset
|
2256 |
2391
d88e757cc7d8
delete surplus upstream.schema field
Igor Sysoev <igor@sysoev.ru>
parents:
2390
diff
changeset
|
2257 if (flcf->upstream.upstream || flcf->fastcgi_lengths) { |
555 | 2258 return "is duplicate"; |
2259 } | |
2260 | |
2390
27ccc4b54fa6
fastcgi_pass variables support
Igor Sysoev <igor@sysoev.ru>
parents:
2256
diff
changeset
|
2261 clcf = ngx_http_conf_get_module_loc_conf(cf, ngx_http_core_module); |
27ccc4b54fa6
fastcgi_pass variables support
Igor Sysoev <igor@sysoev.ru>
parents:
2256
diff
changeset
|
2262 clcf->handler = ngx_http_fastcgi_handler; |
27ccc4b54fa6
fastcgi_pass variables support
Igor Sysoev <igor@sysoev.ru>
parents:
2256
diff
changeset
|
2263 |
509 | 2264 value = cf->args->elts; |
2265 | |
2390
27ccc4b54fa6
fastcgi_pass variables support
Igor Sysoev <igor@sysoev.ru>
parents:
2256
diff
changeset
|
2266 url = &value[1]; |
27ccc4b54fa6
fastcgi_pass variables support
Igor Sysoev <igor@sysoev.ru>
parents:
2256
diff
changeset
|
2267 |
27ccc4b54fa6
fastcgi_pass variables support
Igor Sysoev <igor@sysoev.ru>
parents:
2256
diff
changeset
|
2268 n = ngx_http_script_variables_count(url); |
27ccc4b54fa6
fastcgi_pass variables support
Igor Sysoev <igor@sysoev.ru>
parents:
2256
diff
changeset
|
2269 |
27ccc4b54fa6
fastcgi_pass variables support
Igor Sysoev <igor@sysoev.ru>
parents:
2256
diff
changeset
|
2270 if (n) { |
27ccc4b54fa6
fastcgi_pass variables support
Igor Sysoev <igor@sysoev.ru>
parents:
2256
diff
changeset
|
2271 |
27ccc4b54fa6
fastcgi_pass variables support
Igor Sysoev <igor@sysoev.ru>
parents:
2256
diff
changeset
|
2272 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); |
27ccc4b54fa6
fastcgi_pass variables support
Igor Sysoev <igor@sysoev.ru>
parents:
2256
diff
changeset
|
2273 |
27ccc4b54fa6
fastcgi_pass variables support
Igor Sysoev <igor@sysoev.ru>
parents:
2256
diff
changeset
|
2274 sc.cf = cf; |
27ccc4b54fa6
fastcgi_pass variables support
Igor Sysoev <igor@sysoev.ru>
parents:
2256
diff
changeset
|
2275 sc.source = url; |
27ccc4b54fa6
fastcgi_pass variables support
Igor Sysoev <igor@sysoev.ru>
parents:
2256
diff
changeset
|
2276 sc.lengths = &flcf->fastcgi_lengths; |
27ccc4b54fa6
fastcgi_pass variables support
Igor Sysoev <igor@sysoev.ru>
parents:
2256
diff
changeset
|
2277 sc.values = &flcf->fastcgi_values; |
27ccc4b54fa6
fastcgi_pass variables support
Igor Sysoev <igor@sysoev.ru>
parents:
2256
diff
changeset
|
2278 sc.variables = n; |
27ccc4b54fa6
fastcgi_pass variables support
Igor Sysoev <igor@sysoev.ru>
parents:
2256
diff
changeset
|
2279 sc.complete_lengths = 1; |
27ccc4b54fa6
fastcgi_pass variables support
Igor Sysoev <igor@sysoev.ru>
parents:
2256
diff
changeset
|
2280 sc.complete_values = 1; |
27ccc4b54fa6
fastcgi_pass variables support
Igor Sysoev <igor@sysoev.ru>
parents:
2256
diff
changeset
|
2281 |
27ccc4b54fa6
fastcgi_pass variables support
Igor Sysoev <igor@sysoev.ru>
parents:
2256
diff
changeset
|
2282 if (ngx_http_script_compile(&sc) != NGX_OK) { |
27ccc4b54fa6
fastcgi_pass variables support
Igor Sysoev <igor@sysoev.ru>
parents:
2256
diff
changeset
|
2283 return NGX_CONF_ERROR; |
27ccc4b54fa6
fastcgi_pass variables support
Igor Sysoev <igor@sysoev.ru>
parents:
2256
diff
changeset
|
2284 } |
27ccc4b54fa6
fastcgi_pass variables support
Igor Sysoev <igor@sysoev.ru>
parents:
2256
diff
changeset
|
2285 |
27ccc4b54fa6
fastcgi_pass variables support
Igor Sysoev <igor@sysoev.ru>
parents:
2256
diff
changeset
|
2286 return NGX_CONF_OK; |
27ccc4b54fa6
fastcgi_pass variables support
Igor Sysoev <igor@sysoev.ru>
parents:
2256
diff
changeset
|
2287 } |
27ccc4b54fa6
fastcgi_pass variables support
Igor Sysoev <igor@sysoev.ru>
parents:
2256
diff
changeset
|
2288 |
651 | 2289 ngx_memzero(&u, sizeof(ngx_url_t)); |
2290 | |
2291 u.url = value[1]; | |
884 | 2292 u.no_resolve = 1; |
2293 | |
2390
27ccc4b54fa6
fastcgi_pass variables support
Igor Sysoev <igor@sysoev.ru>
parents:
2256
diff
changeset
|
2294 flcf->upstream.upstream = ngx_http_upstream_add(cf, &u, 0); |
27ccc4b54fa6
fastcgi_pass variables support
Igor Sysoev <igor@sysoev.ru>
parents:
2256
diff
changeset
|
2295 if (flcf->upstream.upstream == NULL) { |
509 | 2296 return NGX_CONF_ERROR; |
2297 } | |
2298 | |
2299 if (clcf->name.data[clcf->name.len - 1] == '/') { | |
2300 clcf->auto_redirect = 1; | |
2301 } | |
2302 | |
2303 return NGX_CONF_OK; | |
2304 } | |
2305 | |
2306 | |
2307 static char * | |
2443 | 2308 ngx_http_fastcgi_split_path_info(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) |
2309 { | |
2310 #if (NGX_PCRE) | |
2311 ngx_http_fastcgi_loc_conf_t *flcf = conf; | |
2312 | |
2313 ngx_int_t n; | |
2314 ngx_str_t *value, err; | |
2315 u_char errstr[NGX_MAX_CONF_ERRSTR]; | |
2316 | |
2317 value = cf->args->elts; | |
2318 | |
2319 flcf->split_name = value[1]; | |
2320 | |
2321 err.len = NGX_MAX_CONF_ERRSTR; | |
2322 err.data = errstr; | |
2323 | |
2324 flcf->split_regex = ngx_regex_compile(&value[1], 0, cf->pool, &err); | |
2325 | |
2326 if (flcf->split_regex == NULL) { | |
2327 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "%s", err.data); | |
2328 return NGX_CONF_ERROR; | |
2329 } | |
2330 | |
2331 n = ngx_regex_capture_count(flcf->split_regex); | |
2332 | |
2333 if (n < 0) { | |
2334 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
2335 ngx_regex_capture_count_n " failed for " | |
2336 "pattern \"%V\"", &value[1]); | |
2337 return NGX_CONF_ERROR; | |
2338 } | |
2339 | |
2340 if (n != 2) { | |
2341 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
2342 "pattern \"%V\" must have 2 captures", &value[1]); | |
2343 return NGX_CONF_ERROR; | |
2344 } | |
2345 | |
2346 return NGX_CONF_OK; | |
2347 | |
2348 #else | |
2349 | |
2350 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
2351 "\"%V\" requires PCRE library", &cmd->name); | |
2352 return NGX_CONF_ERROR; | |
2353 | |
2354 #endif | |
2355 } | |
2356 | |
2357 | |
2358 static char * | |
1295
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2359 ngx_http_fastcgi_store(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2360 { |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2361 ngx_http_fastcgi_loc_conf_t *flcf = conf; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2362 |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2363 ngx_str_t *value; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2364 ngx_http_script_compile_t sc; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2365 |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2366 if (flcf->upstream.store != NGX_CONF_UNSET || flcf->upstream.store_lengths) |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2367 { |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2368 return "is duplicate"; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2369 } |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2370 |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2371 value = cf->args->elts; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2372 |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2373 if (ngx_strcmp(value[1].data, "on") == 0) { |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2374 flcf->upstream.store = 1; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2375 return NGX_CONF_OK; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2376 } |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2377 |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2378 if (ngx_strcmp(value[1].data, "off") == 0) { |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2379 flcf->upstream.store = 0; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2380 return NGX_CONF_OK; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2381 } |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2382 |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2383 /* include the terminating '\0' into script */ |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2384 value[1].len++; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2385 |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2386 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2387 |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2388 sc.cf = cf; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2389 sc.source = &value[1]; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2390 sc.lengths = &flcf->upstream.store_lengths; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2391 sc.values = &flcf->upstream.store_values; |
1563
022ec9420f80
style fix: remove double semicolons
Igor Sysoev <igor@sysoev.ru>
parents:
1488
diff
changeset
|
2392 sc.variables = ngx_http_script_variables_count(&value[1]); |
1295
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2393 sc.complete_lengths = 1; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2394 sc.complete_values = 1; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2395 |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2396 if (ngx_http_script_compile(&sc) != NGX_OK) { |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2397 return NGX_CONF_ERROR; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2398 } |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2399 |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2400 return NGX_CONF_OK; |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2401 } |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2402 |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2403 |
5383f5232364
proxy_store and fastcgi_store were changed,
Igor Sysoev <igor@sysoev.ru>
parents:
1291
diff
changeset
|
2404 static char * |
509 | 2405 ngx_http_fastcgi_lowat_check(ngx_conf_t *cf, void *post, void *data) |
2406 { | |
2407 #if (NGX_FREEBSD) | |
2408 ssize_t *np = data; | |
2409 | |
673 | 2410 if ((u_long) *np >= ngx_freebsd_net_inet_tcp_sendspace) { |
509 | 2411 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
2412 "\"fastcgi_send_lowat\" must be less than %d " | |
2413 "(sysctl net.inet.tcp.sendspace)", | |
2414 ngx_freebsd_net_inet_tcp_sendspace); | |
2415 | |
2416 return NGX_CONF_ERROR; | |
2417 } | |
2418 | |
2419 #elif !(NGX_HAVE_SO_SNDLOWAT) | |
2420 ssize_t *np = data; | |
2421 | |
2422 ngx_conf_log_error(NGX_LOG_WARN, cf, 0, | |
2423 "\"fastcgi_send_lowat\" is not supported, ignored"); | |
2424 | |
2425 *np = 0; | |
2426 | |
2427 #endif | |
2428 | |
2429 return NGX_CONF_OK; | |
2430 } | |
884 | 2431 |
2432 | |
2433 static char * | |
2434 ngx_http_fastcgi_upstream_max_fails_unsupported(ngx_conf_t *cf, | |
2435 ngx_command_t *cmd, void *conf) | |
2436 { | |
2437 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
2438 "\"fastcgi_upstream_max_fails\" is not supported, " | |
2439 "use the \"max_fails\" parameter of the \"server\" directive ", | |
2440 "inside the \"upstream\" block"); | |
2441 | |
2442 return NGX_CONF_ERROR; | |
2443 } | |
2444 | |
2445 | |
2446 static char * | |
2447 ngx_http_fastcgi_upstream_fail_timeout_unsupported(ngx_conf_t *cf, | |
2448 ngx_command_t *cmd, void *conf) | |
2449 { | |
2450 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
2451 "\"fastcgi_upstream_fail_timeout\" is not supported, " | |
2452 "use the \"fail_timeout\" parameter of the \"server\" directive ", | |
2453 "inside the \"upstream\" block"); | |
2454 | |
2455 return NGX_CONF_ERROR; | |
2456 } |