0
|
1
|
|
2 /*
|
|
3 * Copyright (C) Igor Sysoev
|
|
4 */
|
|
5
|
|
6
|
|
7 #include <ngx_config.h>
|
|
8 #include <ngx_core.h>
|
|
9
|
|
10
|
50
|
11 static ngx_int_t ngx_conf_handler(ngx_conf_t *cf, ngx_int_t last);
|
52
|
12 static ngx_int_t ngx_conf_read_token(ngx_conf_t *cf);
|
0
|
13 static char *ngx_conf_include(ngx_conf_t *cf, ngx_command_t *cmd, void *conf);
|
120
|
14 static void ngx_conf_flush_files(ngx_cycle_t *cycle);
|
0
|
15
|
|
16
|
|
17 static ngx_command_t ngx_conf_commands[] = {
|
|
18
|
|
19 { ngx_string("include"),
|
|
20 NGX_ANY_CONF|NGX_CONF_TAKE1,
|
|
21 ngx_conf_include,
|
|
22 0,
|
|
23 0,
|
|
24 NULL },
|
|
25
|
|
26 ngx_null_command
|
|
27 };
|
|
28
|
|
29
|
|
30 ngx_module_t ngx_conf_module = {
|
58
|
31 NGX_MODULE_V1,
|
0
|
32 NULL, /* module context */
|
|
33 ngx_conf_commands, /* module directives */
|
|
34 NGX_CONF_MODULE, /* module type */
|
90
|
35 NULL, /* init master */
|
0
|
36 NULL, /* init module */
|
90
|
37 NULL, /* init process */
|
|
38 NULL, /* init thread */
|
|
39 NULL, /* exit thread */
|
120
|
40 ngx_conf_flush_files, /* exit process */
|
90
|
41 NULL, /* exit master */
|
|
42 NGX_MODULE_V1_PADDING
|
0
|
43 };
|
|
44
|
|
45
|
|
46 /* The ten fixed arguments */
|
|
47
|
|
48 static int argument_number[] = {
|
|
49 NGX_CONF_NOARGS,
|
|
50 NGX_CONF_TAKE1,
|
|
51 NGX_CONF_TAKE2,
|
|
52 NGX_CONF_TAKE3,
|
|
53 NGX_CONF_TAKE4,
|
|
54 NGX_CONF_TAKE5,
|
|
55 NGX_CONF_TAKE6,
|
|
56 NGX_CONF_TAKE7
|
|
57 };
|
|
58
|
|
59
|
52
|
60 char *
|
|
61 ngx_conf_parse(ngx_conf_t *cf, ngx_str_t *filename)
|
0
|
62 {
|
|
63 char *rv;
|
|
64 ngx_fd_t fd;
|
50
|
65 ngx_int_t rc;
|
92
|
66 ngx_uint_t block;
|
0
|
67 ngx_conf_file_t *prev;
|
|
68
|
|
69 #if (NGX_SUPPRESS_WARN)
|
|
70 fd = NGX_INVALID_FILE;
|
|
71 prev = NULL;
|
|
72 #endif
|
|
73
|
|
74 if (filename) {
|
|
75
|
|
76 /* open configuration file */
|
|
77
|
|
78 fd = ngx_open_file(filename->data, NGX_FILE_RDONLY, NGX_FILE_OPEN);
|
|
79 if (fd == NGX_INVALID_FILE) {
|
130
|
80 ngx_conf_log_error(NGX_LOG_EMERG, cf, ngx_errno,
|
142
|
81 ngx_open_file_n " \"%s\" failed",
|
|
82 filename->data);
|
0
|
83 return NGX_CONF_ERROR;
|
|
84 }
|
|
85
|
|
86 prev = cf->conf_file;
|
50
|
87
|
|
88 cf->conf_file = ngx_palloc(cf->pool, sizeof(ngx_conf_file_t));
|
|
89 if (cf->conf_file == NULL) {
|
0
|
90 return NGX_CONF_ERROR;
|
|
91 }
|
|
92
|
|
93 if (ngx_fd_info(fd, &cf->conf_file->file.info) == -1) {
|
|
94 ngx_log_error(NGX_LOG_EMERG, cf->log, ngx_errno,
|
10
|
95 ngx_fd_info_n " \"%s\" failed", filename->data);
|
0
|
96 }
|
|
97
|
34
|
98 cf->conf_file->buffer = ngx_create_temp_buf(cf->pool, ngx_pagesize);
|
|
99 if (cf->conf_file->buffer == NULL) {
|
0
|
100 return NGX_CONF_ERROR;
|
|
101 }
|
|
102
|
|
103 cf->conf_file->file.fd = fd;
|
|
104 cf->conf_file->file.name.len = filename->len;
|
|
105 cf->conf_file->file.name.data = filename->data;
|
|
106 cf->conf_file->file.offset = 0;
|
|
107 cf->conf_file->file.log = cf->log;;
|
|
108 cf->conf_file->line = 1;
|
92
|
109
|
|
110 block = 0;
|
|
111
|
|
112 } else {
|
|
113 block = 1;
|
0
|
114 }
|
|
115
|
92
|
116
|
0
|
117 for ( ;; ) {
|
|
118 rc = ngx_conf_read_token(cf);
|
|
119
|
|
120 /*
|
10
|
121 * ngx_conf_read_token() may return
|
92
|
122 *
|
10
|
123 * NGX_ERROR there is error
|
|
124 * NGX_OK the token terminated by ";" was found
|
|
125 * NGX_CONF_BLOCK_START the token terminated by "{" was found
|
|
126 * NGX_CONF_BLOCK_DONE the "}" was found
|
|
127 * NGX_CONF_FILE_DONE the configuration file is done
|
0
|
128 */
|
|
129
|
|
130 if (rc == NGX_ERROR) {
|
|
131 break;
|
|
132 }
|
|
133
|
92
|
134 if (rc == NGX_CONF_BLOCK_DONE) {
|
|
135 block = 0;
|
|
136 }
|
|
137
|
|
138 if (rc == NGX_CONF_FILE_DONE && block) {
|
|
139 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
|
|
140 "unexpected end of file in %s:%ui, expecting \"}\"",
|
|
141 cf->conf_file->file.name.data,
|
|
142 cf->conf_file->line);
|
|
143 rc = NGX_ERROR;
|
|
144 break;
|
|
145 }
|
|
146
|
10
|
147 if (rc != NGX_OK && rc != NGX_CONF_BLOCK_START) {
|
0
|
148 break;
|
|
149 }
|
|
150
|
|
151 if (cf->handler) {
|
|
152
|
10
|
153 /*
|
|
154 * the custom handler, i.e., that is used in the http's
|
|
155 * "types { ... }" directive
|
|
156 */
|
0
|
157
|
|
158 rv = (*cf->handler)(cf, NULL, cf->handler_conf);
|
|
159 if (rv == NGX_CONF_OK) {
|
|
160 continue;
|
50
|
161 }
|
0
|
162
|
50
|
163 if (rv == NGX_CONF_ERROR) {
|
0
|
164 rc = NGX_ERROR;
|
|
165 break;
|
|
166 }
|
|
167
|
|
168 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
|
56
|
169 "%s in %s:%ui",
|
50
|
170 rv, cf->conf_file->file.name.data,
|
|
171 cf->conf_file->line);
|
0
|
172 rc = NGX_ERROR;
|
|
173 break;
|
|
174 }
|
|
175
|
50
|
176
|
|
177 rc = ngx_conf_handler(cf, rc);
|
|
178
|
0
|
179 if (rc == NGX_ERROR) {
|
|
180 break;
|
|
181 }
|
|
182 }
|
|
183
|
50
|
184
|
0
|
185 if (filename) {
|
132
|
186 ngx_pfree(cf->pool, cf->conf_file->buffer->start);
|
|
187
|
0
|
188 cf->conf_file = prev;
|
|
189
|
|
190 if (ngx_close_file(fd) == NGX_FILE_ERROR) {
|
|
191 ngx_log_error(NGX_LOG_ALERT, cf->log, ngx_errno,
|
|
192 ngx_close_file_n " %s failed",
|
|
193 cf->conf_file->file.name.data);
|
|
194 return NGX_CONF_ERROR;
|
|
195 }
|
|
196 }
|
|
197
|
|
198 if (rc == NGX_ERROR) {
|
|
199 return NGX_CONF_ERROR;
|
|
200 }
|
|
201
|
|
202 return NGX_CONF_OK;
|
|
203 }
|
|
204
|
|
205
|
52
|
206 static ngx_int_t
|
|
207 ngx_conf_handler(ngx_conf_t *cf, ngx_int_t last)
|
50
|
208 {
|
|
209 char *rv;
|
|
210 void *conf, **confp;
|
|
211 ngx_uint_t i, valid;
|
|
212 ngx_str_t *name;
|
|
213 ngx_command_t *cmd;
|
|
214
|
|
215 name = cf->args->elts;
|
|
216
|
|
217 for (i = 0; ngx_modules[i]; i++) {
|
|
218
|
|
219 /* look up the directive in the appropriate modules */
|
|
220
|
|
221 if (ngx_modules[i]->type != NGX_CONF_MODULE
|
|
222 && ngx_modules[i]->type != cf->module_type)
|
|
223 {
|
|
224 continue;
|
|
225 }
|
|
226
|
|
227 cmd = ngx_modules[i]->commands;
|
|
228 if (cmd == NULL) {
|
|
229 continue;
|
|
230 }
|
|
231
|
|
232 while (cmd->name.len) {
|
|
233
|
|
234 if (name->len == cmd->name.len
|
|
235 && ngx_strcmp(name->data, cmd->name.data) == 0)
|
|
236 {
|
|
237 /* is the directive's location right ? */
|
|
238
|
|
239 if (!(cmd->type & cf->cmd_type)) {
|
|
240 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
|
56
|
241 "directive \"%s\" in %s:%ui "
|
50
|
242 "is not allowed here",
|
|
243 name->data, cf->conf_file->file.name.data,
|
|
244 cf->conf_file->line);
|
|
245 return NGX_ERROR;
|
|
246 }
|
|
247
|
|
248 if (!(cmd->type & NGX_CONF_BLOCK) && last != NGX_OK) {
|
|
249 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
|
56
|
250 "directive \"%s\" in %s:%ui "
|
50
|
251 "is not terminated by \";\"",
|
|
252 name->data, cf->conf_file->file.name.data,
|
|
253 cf->conf_file->line);
|
|
254 return NGX_ERROR;
|
|
255 }
|
|
256
|
|
257 if ((cmd->type & NGX_CONF_BLOCK)
|
|
258 && last != NGX_CONF_BLOCK_START)
|
|
259 {
|
|
260 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
|
56
|
261 "directive \"%s\" in %s:%ui "
|
50
|
262 "has not the opening \"{\"",
|
|
263 name->data, cf->conf_file->file.name.data,
|
|
264 cf->conf_file->line);
|
|
265 return NGX_ERROR;
|
|
266 }
|
|
267
|
|
268 /* is the directive's argument count right ? */
|
|
269
|
|
270 if (cmd->type & NGX_CONF_ANY) {
|
|
271 valid = 1;
|
|
272
|
|
273 } else if (cmd->type & NGX_CONF_FLAG) {
|
|
274
|
|
275 if (cf->args->nelts == 2) {
|
|
276 valid = 1;
|
|
277 } else {
|
|
278 valid = 0;
|
|
279 }
|
|
280
|
|
281 } else if (cmd->type & NGX_CONF_1MORE) {
|
|
282
|
|
283 if (cf->args->nelts > 1) {
|
|
284 valid = 1;
|
|
285 } else {
|
|
286 valid = 0;
|
|
287 }
|
|
288
|
|
289 } else if (cmd->type & NGX_CONF_2MORE) {
|
|
290
|
|
291 if (cf->args->nelts > 2) {
|
|
292 valid = 1;
|
|
293 } else {
|
|
294 valid = 0;
|
|
295 }
|
|
296
|
60
|
297 } else if (cf->args->nelts <= NGX_CONF_MAX_ARGS
|
50
|
298 && (cmd->type
|
|
299 & argument_number[cf->args->nelts - 1]))
|
|
300 {
|
|
301 valid = 1;
|
|
302
|
|
303 } else {
|
|
304 valid = 0;
|
|
305 }
|
|
306
|
|
307 if (!valid) {
|
|
308 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
|
|
309 "invalid number arguments in "
|
56
|
310 "directive \"%s\" in %s:%ui",
|
50
|
311 name->data, cf->conf_file->file.name.data,
|
|
312 cf->conf_file->line);
|
|
313 return NGX_ERROR;
|
|
314 }
|
|
315
|
|
316 /* set up the directive's configuration context */
|
|
317
|
|
318 conf = NULL;
|
|
319
|
|
320 if (cmd->type & NGX_DIRECT_CONF) {
|
|
321 conf = ((void **) cf->ctx)[ngx_modules[i]->index];
|
|
322
|
|
323 } else if (cmd->type & NGX_MAIN_CONF) {
|
|
324 conf = &(((void **) cf->ctx)[ngx_modules[i]->index]);
|
|
325
|
|
326 } else if (cf->ctx) {
|
|
327 confp = *(void **) ((char *) cf->ctx + cmd->conf);
|
|
328
|
|
329 if (confp) {
|
|
330 conf = confp[ngx_modules[i]->ctx_index];
|
|
331 }
|
|
332 }
|
|
333
|
|
334 rv = cmd->set(cf, cmd, conf);
|
|
335
|
|
336 if (rv == NGX_CONF_OK) {
|
|
337 return NGX_OK;
|
|
338 }
|
|
339
|
|
340 if (rv == NGX_CONF_ERROR) {
|
|
341 return NGX_ERROR;
|
|
342 }
|
|
343
|
|
344 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
|
56
|
345 "the \"%s\" directive %s in %s:%ui",
|
50
|
346 name->data, rv, cf->conf_file->file.name.data,
|
|
347 cf->conf_file->line);
|
|
348
|
|
349 return NGX_ERROR;
|
|
350 }
|
|
351
|
|
352 cmd++;
|
|
353 }
|
|
354 }
|
|
355
|
|
356 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
|
56
|
357 "unknown directive \"%s\" in %s:%ui",
|
50
|
358 name->data, cf->conf_file->file.name.data,
|
|
359 cf->conf_file->line);
|
|
360
|
|
361 return NGX_ERROR;
|
|
362 }
|
|
363
|
|
364
|
52
|
365 static ngx_int_t
|
|
366 ngx_conf_read_token(ngx_conf_t *cf)
|
0
|
367 {
|
|
368 u_char *start, ch, *src, *dst;
|
|
369 int len;
|
58
|
370 int found, need_space, last_space, sharp_comment, variable;
|
0
|
371 int quoted, s_quoted, d_quoted;
|
|
372 ssize_t n;
|
|
373 ngx_str_t *word;
|
|
374 ngx_buf_t *b;
|
|
375
|
|
376 found = 0;
|
|
377 need_space = 0;
|
|
378 last_space = 1;
|
|
379 sharp_comment = 0;
|
58
|
380 variable = 0;
|
0
|
381 quoted = s_quoted = d_quoted = 0;
|
|
382
|
|
383 cf->args->nelts = 0;
|
|
384 b = cf->conf_file->buffer;
|
|
385 start = b->pos;
|
|
386
|
|
387 for ( ;; ) {
|
|
388
|
|
389 if (b->pos >= b->last) {
|
|
390 if (cf->conf_file->file.offset
|
36
|
391 >= ngx_file_size(&cf->conf_file->file.info))
|
|
392 {
|
|
393 if (cf->args->nelts > 0) {
|
|
394 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
|
56
|
395 "unexpected end of file in %s:%ui, "
|
36
|
396 "expecting \";\" or \"}\"",
|
|
397 cf->conf_file->file.name.data,
|
|
398 cf->conf_file->line);
|
|
399 return NGX_ERROR;
|
|
400 }
|
|
401
|
0
|
402 return NGX_CONF_FILE_DONE;
|
|
403 }
|
|
404
|
|
405 if (b->pos - start) {
|
|
406 ngx_memcpy(b->start, start, b->pos - start);
|
|
407 }
|
|
408
|
|
409 n = ngx_read_file(&cf->conf_file->file,
|
|
410 b->start + (b->pos - start),
|
|
411 b->end - (b->start + (b->pos - start)),
|
|
412 cf->conf_file->file.offset);
|
|
413
|
|
414 if (n == NGX_ERROR) {
|
|
415 return NGX_ERROR;
|
|
416 }
|
|
417
|
|
418 b->pos = b->start + (b->pos - start);
|
|
419 start = b->start;
|
|
420 b->last = b->pos + n;
|
|
421 }
|
|
422
|
|
423 ch = *b->pos++;
|
|
424
|
|
425 if (ch == LF) {
|
|
426 cf->conf_file->line++;
|
|
427
|
|
428 if (sharp_comment) {
|
|
429 sharp_comment = 0;
|
|
430 }
|
|
431 }
|
|
432
|
|
433 if (sharp_comment) {
|
|
434 continue;
|
|
435 }
|
|
436
|
|
437 if (quoted) {
|
|
438 quoted = 0;
|
|
439 continue;
|
|
440 }
|
|
441
|
|
442 if (need_space) {
|
|
443 if (ch == ' ' || ch == '\t' || ch == CR || ch == LF) {
|
|
444 last_space = 1;
|
|
445 need_space = 0;
|
|
446 continue;
|
|
447 }
|
|
448
|
10
|
449 if (ch == ';') {
|
0
|
450 return NGX_OK;
|
|
451 }
|
|
452
|
10
|
453 if (ch == '{') {
|
|
454 return NGX_CONF_BLOCK_START;
|
|
455 }
|
|
456
|
130
|
457 if (ch == ')') {
|
|
458 last_space = 1;
|
|
459 need_space = 0;
|
0
|
460
|
130
|
461 } else {
|
|
462 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
|
|
463 "unexpected \"%c\" in %s:%ui",
|
|
464 ch, cf->conf_file->file.name.data,
|
|
465 cf->conf_file->line);
|
|
466
|
|
467 return NGX_ERROR;
|
|
468 }
|
0
|
469 }
|
|
470
|
|
471 if (last_space) {
|
|
472 if (ch == ' ' || ch == '\t' || ch == CR || ch == LF) {
|
|
473 continue;
|
|
474 }
|
|
475
|
|
476 start = b->pos - 1;
|
|
477
|
|
478 switch (ch) {
|
|
479
|
|
480 case ';':
|
|
481 case '{':
|
|
482 if (cf->args->nelts == 0) {
|
|
483 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
|
56
|
484 "unexpected \"%c\" in %s:%ui",
|
0
|
485 ch, cf->conf_file->file.name.data,
|
|
486 cf->conf_file->line);
|
|
487 return NGX_ERROR;
|
|
488 }
|
|
489
|
10
|
490 if (ch == '{') {
|
|
491 return NGX_CONF_BLOCK_START;
|
|
492 }
|
|
493
|
0
|
494 return NGX_OK;
|
|
495
|
|
496 case '}':
|
66
|
497 if (cf->args->nelts != 0) {
|
0
|
498 ngx_log_error(NGX_LOG_EMERG, cf->log, 0,
|
56
|
499 "unexpected \"}\" in %s:%ui",
|
0
|
500 cf->conf_file->file.name.data,
|
|
501 cf->conf_file->line);
|
|
502 return NGX_ERROR;
|
|
503 }
|
|
504
|
|
505 return NGX_CONF_BLOCK_DONE;
|
|
506
|
|
507 case '#':
|
|
508 sharp_comment = 1;
|
|
509 continue;
|
|
510
|
|
511 case '\\':
|
|
512 quoted = 1;
|
|
513 last_space = 0;
|
|
514 continue;
|
|
515
|
|
516 case '"':
|
|
517 start++;
|
|
518 d_quoted = 1;
|
|
519 last_space = 0;
|
|
520 continue;
|
|
521
|
|
522 case '\'':
|
|
523 start++;
|
|
524 s_quoted = 1;
|
|
525 last_space = 0;
|
|
526 continue;
|
|
527
|
|
528 default:
|
|
529 last_space = 0;
|
|
530 }
|
|
531
|
|
532 } else {
|
58
|
533 if (ch == '{' && variable) {
|
|
534 continue;
|
|
535 }
|
|
536
|
|
537 variable = 0;
|
|
538
|
0
|
539 if (ch == '\\') {
|
|
540 quoted = 1;
|
|
541 continue;
|
|
542 }
|
|
543
|
58
|
544 if (ch == '$') {
|
|
545 variable = 1;
|
|
546 continue;
|
|
547 }
|
|
548
|
0
|
549 if (d_quoted) {
|
|
550 if (ch == '"') {
|
|
551 d_quoted = 0;
|
|
552 need_space = 1;
|
|
553 found = 1;
|
|
554 }
|
|
555
|
|
556 } else if (s_quoted) {
|
|
557 if (ch == '\'') {
|
|
558 s_quoted = 0;
|
|
559 need_space = 1;
|
|
560 found = 1;
|
|
561 }
|
|
562
|
|
563 } else if (ch == ' ' || ch == '\t' || ch == CR || ch == LF
|
|
564 || ch == ';' || ch == '{') {
|
|
565 last_space = 1;
|
|
566 found = 1;
|
|
567 }
|
|
568
|
|
569 if (found) {
|
50
|
570 word = ngx_array_push(cf->args);
|
|
571 if (word == NULL) {
|
0
|
572 return NGX_ERROR;
|
|
573 }
|
|
574
|
50
|
575 word->data = ngx_palloc(cf->pool, b->pos - start + 1);
|
|
576 if (word->data == NULL) {
|
0
|
577 return NGX_ERROR;
|
|
578 }
|
|
579
|
|
580 for (dst = word->data, src = start, len = 0;
|
|
581 src < b->pos - 1;
|
|
582 len++)
|
|
583 {
|
|
584 if (*src == '\\') {
|
|
585 switch (src[1]) {
|
|
586 case '"':
|
|
587 case '\'':
|
|
588 case '\\':
|
|
589 src++;
|
|
590 break;
|
|
591
|
|
592 case 't':
|
|
593 *dst++ = '\t';
|
|
594 src += 2;
|
|
595 continue;
|
|
596
|
|
597 case 'r':
|
|
598 *dst++ = '\r';
|
|
599 src += 2;
|
|
600 continue;
|
|
601
|
|
602 case 'n':
|
|
603 *dst++ = '\n';
|
|
604 src += 2;
|
|
605 continue;
|
|
606 }
|
|
607
|
|
608 }
|
|
609 *dst++ = *src++;
|
|
610 }
|
|
611 *dst = '\0';
|
|
612 word->len = len;
|
|
613
|
10
|
614 if (ch == ';') {
|
0
|
615 return NGX_OK;
|
|
616 }
|
|
617
|
10
|
618 if (ch == '{') {
|
|
619 return NGX_CONF_BLOCK_START;
|
|
620 }
|
|
621
|
0
|
622 found = 0;
|
|
623 }
|
|
624 }
|
|
625 }
|
|
626 }
|
|
627
|
|
628
|
52
|
629 static char *
|
|
630 ngx_conf_include(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
0
|
631 {
|
|
632 ngx_str_t *value, file;
|
|
633
|
|
634 value = cf->args->elts;
|
|
635 file = value[1];
|
|
636
|
112
|
637 if (ngx_conf_full_name(cf->cycle, &file) == NGX_ERROR) {
|
0
|
638 return NGX_CONF_ERROR;
|
|
639 }
|
|
640
|
|
641 ngx_log_debug1(NGX_LOG_DEBUG_CORE, cf->log, 0, "include %s", file.data);
|
|
642
|
|
643 return ngx_conf_parse(cf, &file);
|
|
644 }
|
|
645
|
|
646
|
52
|
647 ngx_int_t
|
|
648 ngx_conf_full_name(ngx_cycle_t *cycle, ngx_str_t *name)
|
0
|
649 {
|
|
650 u_char *p;
|
|
651 ngx_str_t old;
|
|
652
|
|
653 if (name->data[0] == '/') {
|
|
654 return NGX_OK;
|
|
655 }
|
|
656
|
10
|
657 #if (NGX_WIN32)
|
|
658
|
|
659 if (name->len > 2
|
|
660 && name->data[1] == ':'
|
|
661 && ((name->data[0] >= 'a' && name->data[0] <= 'z')
|
|
662 || (name->data[0] >= 'A' && name->data[0] <= 'Z')))
|
|
663 {
|
|
664 return NGX_OK;
|
|
665 }
|
|
666
|
|
667 #endif
|
|
668
|
0
|
669 old = *name;
|
|
670
|
|
671 name->len = cycle->root.len + old.len;
|
|
672
|
154
|
673 name->data = ngx_palloc(cycle->pool, name->len + 1);
|
|
674 if (name->data == NULL) {
|
|
675 return NGX_ERROR;
|
0
|
676 }
|
|
677
|
|
678 p = ngx_cpymem(name->data, cycle->root.data, cycle->root.len),
|
|
679 ngx_cpystrn(p, old.data, old.len + 1);
|
|
680
|
|
681 return NGX_OK;
|
|
682 }
|
|
683
|
|
684
|
52
|
685 ngx_open_file_t *
|
|
686 ngx_conf_open_file(ngx_cycle_t *cycle, ngx_str_t *name)
|
0
|
687 {
|
|
688 ngx_str_t full;
|
|
689 ngx_uint_t i;
|
|
690 ngx_list_part_t *part;
|
|
691 ngx_open_file_t *file;
|
|
692
|
|
693 #if (NGX_SUPPRESS_WARN)
|
|
694 full.len = 0;
|
|
695 full.data = NULL;
|
|
696 #endif
|
|
697
|
|
698 if (name) {
|
|
699 full = *name;
|
|
700
|
|
701 if (ngx_conf_full_name(cycle, &full) == NGX_ERROR) {
|
|
702 return NULL;
|
|
703 }
|
|
704
|
|
705 part = &cycle->open_files.part;
|
|
706 file = part->elts;
|
|
707
|
|
708 for (i = 0; /* void */ ; i++) {
|
|
709
|
|
710 if (i >= part->nelts) {
|
|
711 if (part->next == NULL) {
|
|
712 break;
|
|
713 }
|
|
714 part = part->next;
|
|
715 file = part->elts;
|
|
716 i = 0;
|
|
717 }
|
|
718
|
|
719 if (full.len != file[i].name.len) {
|
|
720 continue;
|
|
721 }
|
|
722
|
|
723 if (ngx_strcmp(full.data, file[i].name.data) == 0) {
|
|
724 return &file[i];
|
|
725 }
|
|
726 }
|
|
727 }
|
|
728
|
50
|
729 file = ngx_list_push(&cycle->open_files);
|
|
730 if (file == NULL) {
|
0
|
731 return NULL;
|
|
732 }
|
|
733
|
|
734 if (name) {
|
|
735 file->fd = NGX_INVALID_FILE;
|
|
736 file->name = full;
|
|
737
|
|
738 } else {
|
|
739 file->fd = ngx_stderr_fileno;
|
|
740 file->name.len = 0;
|
|
741 file->name.data = NULL;
|
|
742 }
|
|
743
|
120
|
744 file->buffer = NULL;
|
|
745
|
0
|
746 return file;
|
|
747 }
|
|
748
|
|
749
|
120
|
750 static void
|
|
751 ngx_conf_flush_files(ngx_cycle_t *cycle)
|
|
752 {
|
|
753 ngx_uint_t i;
|
|
754 ngx_list_part_t *part;
|
|
755 ngx_open_file_t *file;
|
|
756
|
|
757 ngx_log_debug0(NGX_LOG_DEBUG_CORE, cycle->log, 0, "flush files");
|
|
758
|
|
759 part = &cycle->open_files.part;
|
|
760 file = part->elts;
|
|
761
|
|
762 for (i = 0; /* void */ ; i++) {
|
|
763
|
|
764 if (i >= part->nelts) {
|
|
765 if (part->next == NULL) {
|
|
766 break;
|
|
767 }
|
|
768 part = part->next;
|
|
769 file = part->elts;
|
|
770 i = 0;
|
|
771 }
|
|
772
|
|
773 if (file[i].buffer == NULL || file[i].pos - file[i].buffer == 0) {
|
|
774 continue;
|
|
775 }
|
|
776
|
|
777 ngx_write_fd(file[i].fd, file[i].buffer, file[i].pos - file[i].buffer);
|
|
778 }
|
|
779 }
|
|
780
|
|
781
|
52
|
782 void ngx_cdecl
|
|
783 ngx_conf_log_error(ngx_uint_t level, ngx_conf_t *cf, ngx_err_t err,
|
|
784 char *fmt, ...)
|
0
|
785 {
|
10
|
786 u_char errstr[NGX_MAX_CONF_ERRSTR], *buf, *last;
|
0
|
787 va_list args;
|
|
788
|
10
|
789 last = errstr + NGX_MAX_CONF_ERRSTR;
|
|
790
|
0
|
791 va_start(args, fmt);
|
10
|
792 buf = ngx_vsnprintf(errstr, last - errstr, fmt, args);
|
0
|
793 va_end(args);
|
|
794
|
10
|
795 *buf = '\0';
|
|
796
|
0
|
797 if (err) {
|
10
|
798 buf = ngx_snprintf(buf, last - buf - 1, " (%d: ", err);
|
|
799 buf = ngx_strerror_r(err, buf, last - buf - 1);
|
|
800 *buf++ = ')';
|
|
801 *buf = '\0';
|
0
|
802 }
|
|
803
|
142
|
804 if (cf->conf_file == NULL) {
|
|
805 ngx_log_error(level, cf->log, 0, "%s", errstr);
|
|
806 return;
|
|
807 }
|
|
808
|
56
|
809 ngx_log_error(level, cf->log, 0, "%s in %s:%ui",
|
0
|
810 errstr, cf->conf_file->file.name.data, cf->conf_file->line);
|
|
811 }
|
|
812
|
|
813
|
52
|
814 char *
|
|
815 ngx_conf_set_flag_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
0
|
816 {
|
|
817 char *p = conf;
|
|
818
|
|
819 ngx_str_t *value;
|
|
820 ngx_flag_t *fp;
|
|
821 ngx_conf_post_t *post;
|
|
822
|
|
823 fp = (ngx_flag_t *) (p + cmd->offset);
|
|
824
|
|
825 if (*fp != NGX_CONF_UNSET) {
|
|
826 return "is duplicate";
|
|
827 }
|
|
828
|
|
829 value = cf->args->elts;
|
|
830
|
|
831 if (ngx_strcasecmp(value[1].data, "on") == 0) {
|
|
832 *fp = 1;
|
|
833
|
|
834 } else if (ngx_strcasecmp(value[1].data, "off") == 0) {
|
|
835 *fp = 0;
|
|
836
|
|
837 } else {
|
|
838 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
839 "invalid value \"%s\" in \"%s\" directive, "
|
|
840 "it must be \"on\" or \"off\"",
|
|
841 value[1].data, cmd->name.data);
|
|
842 return NGX_CONF_ERROR;
|
|
843 }
|
|
844
|
|
845 if (cmd->post) {
|
|
846 post = cmd->post;
|
|
847 return post->post_handler(cf, post, fp);
|
|
848 }
|
|
849
|
|
850 return NGX_CONF_OK;
|
|
851 }
|
|
852
|
|
853
|
52
|
854 char *
|
|
855 ngx_conf_set_str_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
0
|
856 {
|
|
857 char *p = conf;
|
|
858
|
|
859 ngx_str_t *field, *value;
|
|
860 ngx_conf_post_t *post;
|
|
861
|
|
862 field = (ngx_str_t *) (p + cmd->offset);
|
|
863
|
|
864 if (field->data) {
|
|
865 return "is duplicate";
|
|
866 }
|
|
867
|
|
868 value = cf->args->elts;
|
|
869
|
|
870 *field = value[1];
|
|
871
|
|
872 if (cmd->post) {
|
|
873 post = cmd->post;
|
|
874 return post->post_handler(cf, post, field);
|
|
875 }
|
|
876
|
|
877 return NGX_CONF_OK;
|
|
878 }
|
|
879
|
|
880
|
52
|
881 char *
|
58
|
882 ngx_conf_set_table_elt_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
883 {
|
|
884 char *p = conf;
|
|
885
|
|
886 ngx_str_t *value;
|
|
887 ngx_array_t **a;
|
|
888 ngx_table_elt_t *elt;
|
|
889 ngx_conf_post_t *post;
|
|
890
|
|
891 a = (ngx_array_t **) (p + cmd->offset);
|
|
892
|
|
893 if (*a == NULL) {
|
|
894 *a = ngx_array_create(cf->pool, 4, sizeof(ngx_table_elt_t));
|
|
895 if (*a == NULL) {
|
|
896 return NGX_CONF_ERROR;
|
|
897 }
|
|
898 }
|
|
899
|
|
900 elt = ngx_array_push(*a);
|
|
901 if (elt == NULL) {
|
|
902 return NGX_CONF_ERROR;
|
|
903 }
|
|
904
|
|
905 value = cf->args->elts;
|
|
906
|
|
907 elt->hash = 0;
|
|
908 elt->key = value[1];
|
|
909 elt->value = value[2];
|
|
910
|
|
911 if (cmd->post) {
|
|
912 post = cmd->post;
|
|
913 return post->post_handler(cf, post, elt);
|
|
914 }
|
|
915
|
|
916 return NGX_CONF_OK;
|
|
917 }
|
|
918
|
|
919
|
|
920 char *
|
52
|
921 ngx_conf_set_num_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
0
|
922 {
|
|
923 char *p = conf;
|
|
924
|
|
925 ngx_int_t *np;
|
|
926 ngx_str_t *value;
|
|
927 ngx_conf_post_t *post;
|
|
928
|
|
929
|
|
930 np = (ngx_int_t *) (p + cmd->offset);
|
|
931
|
|
932 if (*np != NGX_CONF_UNSET) {
|
|
933 return "is duplicate";
|
|
934 }
|
|
935
|
|
936 value = cf->args->elts;
|
|
937 *np = ngx_atoi(value[1].data, value[1].len);
|
|
938 if (*np == NGX_ERROR) {
|
|
939 return "invalid number";
|
|
940 }
|
|
941
|
|
942 if (cmd->post) {
|
|
943 post = cmd->post;
|
|
944 return post->post_handler(cf, post, np);
|
|
945 }
|
|
946
|
|
947 return NGX_CONF_OK;
|
|
948 }
|
|
949
|
|
950
|
52
|
951 char *
|
|
952 ngx_conf_set_size_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
0
|
953 {
|
|
954 char *p = conf;
|
|
955
|
|
956 size_t *sp;
|
|
957 ngx_str_t *value;
|
|
958 ngx_conf_post_t *post;
|
|
959
|
|
960
|
|
961 sp = (size_t *) (p + cmd->offset);
|
|
962 if (*sp != NGX_CONF_UNSET_SIZE) {
|
|
963 return "is duplicate";
|
|
964 }
|
|
965
|
|
966 value = cf->args->elts;
|
|
967
|
|
968 *sp = ngx_parse_size(&value[1]);
|
|
969 if (*sp == (size_t) NGX_ERROR) {
|
|
970 return "invalid value";
|
|
971 }
|
|
972
|
|
973 if (cmd->post) {
|
|
974 post = cmd->post;
|
|
975 return post->post_handler(cf, post, sp);
|
|
976 }
|
|
977
|
|
978 return NGX_CONF_OK;
|
|
979 }
|
|
980
|
|
981
|
52
|
982 char *
|
|
983 ngx_conf_set_msec_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
0
|
984 {
|
|
985 char *p = conf;
|
|
986
|
|
987 ngx_msec_t *msp;
|
|
988 ngx_str_t *value;
|
|
989 ngx_conf_post_t *post;
|
|
990
|
|
991
|
|
992 msp = (ngx_msec_t *) (p + cmd->offset);
|
|
993 if (*msp != NGX_CONF_UNSET_MSEC) {
|
|
994 return "is duplicate";
|
|
995 }
|
|
996
|
|
997 value = cf->args->elts;
|
|
998
|
|
999 *msp = ngx_parse_time(&value[1], 0);
|
|
1000 if (*msp == (ngx_msec_t) NGX_ERROR) {
|
|
1001 return "invalid value";
|
|
1002 }
|
|
1003
|
|
1004 if (*msp == (ngx_msec_t) NGX_PARSE_LARGE_TIME) {
|
|
1005 return "value must be less than 597 hours";
|
|
1006 }
|
|
1007
|
|
1008 if (cmd->post) {
|
|
1009 post = cmd->post;
|
|
1010 return post->post_handler(cf, post, msp);
|
|
1011 }
|
|
1012
|
|
1013 return NGX_CONF_OK;
|
|
1014 }
|
|
1015
|
|
1016
|
52
|
1017 char *
|
|
1018 ngx_conf_set_sec_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
0
|
1019 {
|
|
1020 char *p = conf;
|
|
1021
|
|
1022 time_t *sp;
|
|
1023 ngx_str_t *value;
|
|
1024 ngx_conf_post_t *post;
|
|
1025
|
|
1026
|
|
1027 sp = (time_t *) (p + cmd->offset);
|
|
1028 if (*sp != NGX_CONF_UNSET) {
|
|
1029 return "is duplicate";
|
|
1030 }
|
|
1031
|
|
1032 value = cf->args->elts;
|
|
1033
|
|
1034 *sp = ngx_parse_time(&value[1], 1);
|
|
1035 if (*sp == NGX_ERROR) {
|
|
1036 return "invalid value";
|
|
1037 }
|
|
1038
|
|
1039 if (*sp == NGX_PARSE_LARGE_TIME) {
|
|
1040 return "value must be less than 68 years";
|
|
1041 }
|
|
1042
|
|
1043 if (cmd->post) {
|
|
1044 post = cmd->post;
|
|
1045 return post->post_handler(cf, post, sp);
|
|
1046 }
|
|
1047
|
|
1048 return NGX_CONF_OK;
|
|
1049 }
|
|
1050
|
|
1051
|
52
|
1052 char *
|
|
1053 ngx_conf_set_bufs_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
0
|
1054 {
|
|
1055 char *p = conf;
|
|
1056
|
|
1057 ngx_str_t *value;
|
|
1058 ngx_bufs_t *bufs;
|
|
1059
|
|
1060
|
|
1061 bufs = (ngx_bufs_t *) (p + cmd->offset);
|
|
1062 if (bufs->num) {
|
|
1063 return "is duplicate";
|
|
1064 }
|
|
1065
|
|
1066 value = cf->args->elts;
|
|
1067
|
|
1068 bufs->num = ngx_atoi(value[1].data, value[1].len);
|
|
1069 if (bufs->num == NGX_ERROR || bufs->num == 0) {
|
|
1070 return "invalid value";
|
|
1071 }
|
|
1072
|
|
1073 bufs->size = ngx_parse_size(&value[2]);
|
|
1074 if (bufs->size == (size_t) NGX_ERROR || bufs->size == 0) {
|
|
1075 return "invalid value";
|
|
1076 }
|
|
1077
|
|
1078 return NGX_CONF_OK;
|
|
1079 }
|
|
1080
|
|
1081
|
52
|
1082 char *
|
|
1083 ngx_conf_set_enum_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
0
|
1084 {
|
|
1085 char *p = conf;
|
|
1086
|
|
1087 ngx_uint_t *np, i;
|
|
1088 ngx_str_t *value;
|
|
1089 ngx_conf_enum_t *e;
|
|
1090
|
|
1091 np = (ngx_uint_t *) (p + cmd->offset);
|
|
1092
|
|
1093 if (*np != NGX_CONF_UNSET_UINT) {
|
|
1094 return "is duplicate";
|
|
1095 }
|
|
1096
|
|
1097 value = cf->args->elts;
|
|
1098 e = cmd->post;
|
|
1099
|
|
1100 for (i = 0; e[i].name.len != 0; i++) {
|
|
1101 if (e[i].name.len != value[1].len
|
|
1102 || ngx_strcasecmp(e[i].name.data, value[1].data) != 0)
|
|
1103 {
|
|
1104 continue;
|
|
1105 }
|
|
1106
|
|
1107 *np = e[i].value;
|
|
1108
|
|
1109 return NGX_CONF_OK;
|
|
1110 }
|
|
1111
|
|
1112 ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
|
|
1113 "invalid value \"%s\"", value[1].data);
|
|
1114
|
|
1115 return NGX_CONF_ERROR;
|
|
1116 }
|
|
1117
|
|
1118
|
52
|
1119 char *
|
|
1120 ngx_conf_set_bitmask_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
0
|
1121 {
|
|
1122 char *p = conf;
|
|
1123
|
|
1124 ngx_uint_t *np, i, m;
|
|
1125 ngx_str_t *value;
|
|
1126 ngx_conf_bitmask_t *mask;
|
|
1127
|
|
1128
|
|
1129 np = (ngx_uint_t *) (p + cmd->offset);
|
|
1130 value = cf->args->elts;
|
|
1131 mask = cmd->post;
|
|
1132
|
|
1133 for (i = 1; i < cf->args->nelts; i++) {
|
|
1134 for (m = 0; mask[m].name.len != 0; m++) {
|
|
1135
|
|
1136 if (mask[m].name.len != value[i].len
|
|
1137 || ngx_strcasecmp(mask[m].name.data, value[i].data) != 0)
|
|
1138 {
|
|
1139 continue;
|
|
1140 }
|
|
1141
|
|
1142 if (*np & mask[m].mask) {
|
|
1143 ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
|
|
1144 "duplicate value \"%s\"", value[i].data);
|
|
1145
|
|
1146 } else {
|
|
1147 *np |= mask[m].mask;
|
|
1148 }
|
|
1149
|
|
1150 break;
|
|
1151 }
|
|
1152
|
|
1153 if (mask[m].name.len == 0) {
|
|
1154 ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
|
|
1155 "invalid value \"%s\"", value[i].data);
|
|
1156
|
|
1157 return NGX_CONF_ERROR;
|
|
1158 }
|
|
1159 }
|
|
1160
|
|
1161 return NGX_CONF_OK;
|
|
1162 }
|
|
1163
|
|
1164
|
52
|
1165 char *
|
|
1166 ngx_conf_unsupported(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
0
|
1167 {
|
|
1168 return "unsupported on this platform";
|
|
1169 }
|
|
1170
|
|
1171
|
52
|
1172 char *
|
130
|
1173 ngx_conf_deprecated(ngx_conf_t *cf, void *post, void *data)
|
|
1174 {
|
|
1175 ngx_conf_deprecated_t *d = post;
|
|
1176
|
|
1177 ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
|
|
1178 "the \"%s\" directive is deprecated, "
|
|
1179 "use the \"%s\" directive instead",
|
|
1180 d->old_name, d->new_name);
|
|
1181
|
|
1182 return NGX_CONF_OK;
|
|
1183 }
|
|
1184
|
|
1185
|
|
1186 char *
|
52
|
1187 ngx_conf_check_num_bounds(ngx_conf_t *cf, void *post, void *data)
|
0
|
1188 {
|
|
1189 ngx_conf_num_bounds_t *bounds = post;
|
|
1190 ngx_int_t *np = data;
|
|
1191
|
|
1192 if (bounds->high == -1) {
|
|
1193 if (*np >= bounds->low) {
|
|
1194 return NGX_CONF_OK;
|
|
1195 }
|
|
1196
|
|
1197 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
56
|
1198 "value must be equal or more than %i", bounds->low);
|
0
|
1199
|
|
1200 return NGX_CONF_ERROR;
|
|
1201 }
|
|
1202
|
|
1203 if (*np >= bounds->low && *np <= bounds->high) {
|
|
1204 return NGX_CONF_OK;
|
|
1205 }
|
|
1206
|
|
1207 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
56
|
1208 "value must be between %i and %i",
|
0
|
1209 bounds->low, bounds->high);
|
|
1210
|
|
1211 return NGX_CONF_ERROR;
|
|
1212 }
|