|
0
|
1
|
|
|
2 /*
|
|
|
3 * Copyright (C) Igor Sysoev
|
|
|
4 */
|
|
|
5
|
|
|
6
|
|
|
7 #include <ngx_config.h>
|
|
|
8 #include <ngx_core.h>
|
|
|
9 #include <ngx_event.h>
|
|
|
10
|
|
|
11
|
|
160
|
12 static ngx_int_t ngx_test_lockfile(u_char *file, ngx_log_t *log);
|
|
154
|
13 static void ngx_destroy_cycle_pools(ngx_conf_t *conf);
|
|
28
|
14 static ngx_int_t ngx_cmp_sockaddr(struct sockaddr *sa1, struct sockaddr *sa2);
|
|
0
|
15 static void ngx_clean_old_cycles(ngx_event_t *ev);
|
|
|
16
|
|
|
17
|
|
|
18 volatile ngx_cycle_t *ngx_cycle;
|
|
|
19 ngx_array_t ngx_old_cycles;
|
|
|
20
|
|
|
21 static ngx_pool_t *ngx_temp_pool;
|
|
|
22 static ngx_event_t ngx_cleaner_event;
|
|
|
23
|
|
|
24 ngx_uint_t ngx_test_config;
|
|
|
25
|
|
|
26 #if (NGX_THREADS)
|
|
|
27 ngx_tls_key_t ngx_core_tls_key;
|
|
|
28 #endif
|
|
|
29
|
|
|
30
|
|
|
31 /* STUB NAME */
|
|
|
32 static ngx_connection_t dumb;
|
|
|
33 /* STUB */
|
|
|
34
|
|
|
35 #ifdef NGX_ERROR_LOG_PATH
|
|
|
36 static ngx_str_t error_log = ngx_string(NGX_ERROR_LOG_PATH);
|
|
|
37 #else
|
|
|
38 static ngx_str_t error_log = ngx_null_string;
|
|
|
39 #endif
|
|
|
40
|
|
|
41
|
|
112
|
42 ngx_cycle_t *
|
|
|
43 ngx_init_cycle(ngx_cycle_t *old_cycle)
|
|
0
|
44 {
|
|
356
|
45 void *rv;
|
|
|
46 char **senv, **env;
|
|
|
47 u_char *lock_file;
|
|
|
48 ngx_uint_t i, n;
|
|
|
49 ngx_log_t *log;
|
|
404
|
50 ngx_time_t *tp;
|
|
356
|
51 ngx_conf_t conf;
|
|
|
52 ngx_pool_t *pool;
|
|
|
53 ngx_cycle_t *cycle, **old;
|
|
|
54 ngx_shm_zone_t *shm_zone, *oshm_zone;
|
|
|
55 ngx_slab_pool_t *shpool;
|
|
|
56 ngx_list_part_t *part, *opart;
|
|
|
57 ngx_open_file_t *file;
|
|
|
58 ngx_listening_t *ls, *nls;
|
|
|
59 ngx_core_conf_t *ccf, *old_ccf;
|
|
|
60 ngx_core_module_t *module;
|
|
376
|
61 char hostname[NGX_MAXHOSTNAMELEN];
|
|
0
|
62
|
|
404
|
63 ngx_timezone_update();
|
|
|
64
|
|
|
65 /* force localtime update with a new timezone */
|
|
|
66
|
|
|
67 tp = ngx_timeofday();
|
|
|
68 tp->sec = 0;
|
|
|
69
|
|
|
70 ngx_time_update(0, 0);
|
|
|
71
|
|
|
72
|
|
0
|
73 log = old_cycle->log;
|
|
|
74
|
|
56
|
75 pool = ngx_create_pool(NGX_CYCLE_POOL_SIZE, log);
|
|
50
|
76 if (pool == NULL) {
|
|
0
|
77 return NULL;
|
|
|
78 }
|
|
|
79 pool->log = log;
|
|
|
80
|
|
50
|
81 cycle = ngx_pcalloc(pool, sizeof(ngx_cycle_t));
|
|
|
82 if (cycle == NULL) {
|
|
0
|
83 ngx_destroy_pool(pool);
|
|
|
84 return NULL;
|
|
|
85 }
|
|
50
|
86
|
|
0
|
87 cycle->pool = pool;
|
|
|
88 cycle->log = log;
|
|
|
89 cycle->old_cycle = old_cycle;
|
|
|
90 cycle->root.len = sizeof(NGX_PREFIX) - 1;
|
|
|
91 cycle->root.data = (u_char *) NGX_PREFIX;
|
|
|
92
|
|
|
93
|
|
154
|
94 cycle->conf_file.len = old_cycle->conf_file.len;
|
|
382
|
95 cycle->conf_file.data = ngx_pnalloc(pool, old_cycle->conf_file.len + 1);
|
|
154
|
96 if (cycle->conf_file.data == NULL) {
|
|
|
97 ngx_destroy_pool(pool);
|
|
|
98 return NULL;
|
|
|
99 }
|
|
|
100 ngx_cpystrn(cycle->conf_file.data, old_cycle->conf_file.data,
|
|
|
101 old_cycle->conf_file.len + 1);
|
|
|
102
|
|
|
103
|
|
384
|
104 cycle->conf_param.len = old_cycle->conf_param.len;
|
|
|
105 cycle->conf_param.data = ngx_pnalloc(pool, old_cycle->conf_param.len);
|
|
|
106 if (cycle->conf_param.data == NULL) {
|
|
|
107 ngx_destroy_pool(pool);
|
|
|
108 return NULL;
|
|
|
109 }
|
|
|
110 ngx_memcpy(cycle->conf_param.data, old_cycle->conf_param.data,
|
|
|
111 old_cycle->conf_param.len);
|
|
|
112
|
|
|
113
|
|
0
|
114 n = old_cycle->pathes.nelts ? old_cycle->pathes.nelts : 10;
|
|
50
|
115
|
|
|
116 cycle->pathes.elts = ngx_pcalloc(pool, n * sizeof(ngx_path_t *));
|
|
|
117 if (cycle->pathes.elts == NULL) {
|
|
0
|
118 ngx_destroy_pool(pool);
|
|
|
119 return NULL;
|
|
|
120 }
|
|
50
|
121
|
|
0
|
122 cycle->pathes.nelts = 0;
|
|
|
123 cycle->pathes.size = sizeof(ngx_path_t *);
|
|
|
124 cycle->pathes.nalloc = n;
|
|
|
125 cycle->pathes.pool = pool;
|
|
|
126
|
|
|
127
|
|
|
128 if (old_cycle->open_files.part.nelts) {
|
|
|
129 n = old_cycle->open_files.part.nelts;
|
|
|
130 for (part = old_cycle->open_files.part.next; part; part = part->next) {
|
|
|
131 n += part->nelts;
|
|
|
132 }
|
|
|
133
|
|
|
134 } else {
|
|
|
135 n = 20;
|
|
|
136 }
|
|
|
137
|
|
|
138 if (ngx_list_init(&cycle->open_files, pool, n, sizeof(ngx_open_file_t))
|
|
154
|
139 == NGX_ERROR)
|
|
0
|
140 {
|
|
|
141 ngx_destroy_pool(pool);
|
|
|
142 return NULL;
|
|
|
143 }
|
|
|
144
|
|
|
145
|
|
258
|
146 if (old_cycle->shared_memory.part.nelts) {
|
|
|
147 n = old_cycle->shared_memory.part.nelts;
|
|
|
148 for (part = old_cycle->shared_memory.part.next; part; part = part->next)
|
|
|
149 {
|
|
|
150 n += part->nelts;
|
|
|
151 }
|
|
|
152
|
|
|
153 } else {
|
|
|
154 n = 1;
|
|
|
155 }
|
|
|
156
|
|
|
157 if (ngx_list_init(&cycle->shared_memory, pool, n, sizeof(ngx_shm_zone_t))
|
|
|
158 == NGX_ERROR)
|
|
|
159 {
|
|
|
160 ngx_destroy_pool(pool);
|
|
|
161 return NULL;
|
|
|
162 }
|
|
|
163
|
|
|
164
|
|
50
|
165 cycle->new_log = ngx_log_create_errlog(cycle, NULL);
|
|
|
166 if (cycle->new_log == NULL) {
|
|
0
|
167 ngx_destroy_pool(pool);
|
|
|
168 return NULL;
|
|
|
169 }
|
|
|
170
|
|
|
171 cycle->new_log->file->name = error_log;
|
|
|
172
|
|
|
173
|
|
|
174 n = old_cycle->listening.nelts ? old_cycle->listening.nelts : 10;
|
|
50
|
175
|
|
0
|
176 cycle->listening.elts = ngx_pcalloc(pool, n * sizeof(ngx_listening_t));
|
|
|
177 if (cycle->listening.elts == NULL) {
|
|
|
178 ngx_destroy_pool(pool);
|
|
|
179 return NULL;
|
|
|
180 }
|
|
50
|
181
|
|
0
|
182 cycle->listening.nelts = 0;
|
|
|
183 cycle->listening.size = sizeof(ngx_listening_t);
|
|
|
184 cycle->listening.nalloc = n;
|
|
|
185 cycle->listening.pool = pool;
|
|
|
186
|
|
|
187
|
|
|
188 cycle->conf_ctx = ngx_pcalloc(pool, ngx_max_module * sizeof(void *));
|
|
|
189 if (cycle->conf_ctx == NULL) {
|
|
|
190 ngx_destroy_pool(pool);
|
|
|
191 return NULL;
|
|
|
192 }
|
|
|
193
|
|
|
194
|
|
376
|
195 if (gethostname(hostname, NGX_MAXHOSTNAMELEN) == -1) {
|
|
|
196 ngx_log_error(NGX_LOG_EMERG, log, ngx_errno, "gethostname() failed");
|
|
|
197 ngx_destroy_pool(pool);
|
|
|
198 return NULL;
|
|
|
199 }
|
|
|
200
|
|
|
201 /* on Linux gethostname() silently truncates name that does not fit */
|
|
|
202
|
|
|
203 hostname[NGX_MAXHOSTNAMELEN - 1] = '\0';
|
|
|
204 cycle->hostname.len = ngx_strlen(hostname);
|
|
|
205
|
|
382
|
206 cycle->hostname.data = ngx_pnalloc(pool, cycle->hostname.len);
|
|
376
|
207 if (cycle->hostname.data == NULL) {
|
|
|
208 ngx_destroy_pool(pool);
|
|
|
209 return NULL;
|
|
|
210 }
|
|
|
211
|
|
|
212 ngx_memcpy(cycle->hostname.data, hostname, cycle->hostname.len);
|
|
|
213
|
|
|
214
|
|
0
|
215 for (i = 0; ngx_modules[i]; i++) {
|
|
|
216 if (ngx_modules[i]->type != NGX_CORE_MODULE) {
|
|
|
217 continue;
|
|
|
218 }
|
|
|
219
|
|
|
220 module = ngx_modules[i]->ctx;
|
|
|
221
|
|
|
222 if (module->create_conf) {
|
|
|
223 rv = module->create_conf(cycle);
|
|
|
224 if (rv == NGX_CONF_ERROR) {
|
|
|
225 ngx_destroy_pool(pool);
|
|
|
226 return NULL;
|
|
|
227 }
|
|
|
228 cycle->conf_ctx[ngx_modules[i]->index] = rv;
|
|
|
229 }
|
|
|
230 }
|
|
|
231
|
|
|
232
|
|
356
|
233 senv = environ;
|
|
|
234
|
|
|
235
|
|
0
|
236 ngx_memzero(&conf, sizeof(ngx_conf_t));
|
|
|
237 /* STUB: init array ? */
|
|
50
|
238 conf.args = ngx_array_create(pool, 10, sizeof(ngx_str_t));
|
|
0
|
239 if (conf.args == NULL) {
|
|
|
240 ngx_destroy_pool(pool);
|
|
|
241 return NULL;
|
|
|
242 }
|
|
|
243
|
|
142
|
244 conf.temp_pool = ngx_create_pool(NGX_CYCLE_POOL_SIZE, log);
|
|
|
245 if (conf.temp_pool == NULL) {
|
|
|
246 ngx_destroy_pool(pool);
|
|
|
247 return NULL;
|
|
|
248 }
|
|
|
249
|
|
154
|
250
|
|
0
|
251 conf.ctx = cycle->conf_ctx;
|
|
|
252 conf.cycle = cycle;
|
|
|
253 conf.pool = pool;
|
|
|
254 conf.log = log;
|
|
|
255 conf.module_type = NGX_CORE_MODULE;
|
|
|
256 conf.cmd_type = NGX_MAIN_CONF;
|
|
|
257
|
|
4
|
258 #if 0
|
|
|
259 log->log_level = NGX_LOG_DEBUG_ALL;
|
|
|
260 #endif
|
|
0
|
261
|
|
384
|
262 if (ngx_conf_param(&conf) != NGX_CONF_OK) {
|
|
|
263 ngx_destroy_cycle_pools(&conf);
|
|
|
264 return NULL;
|
|
|
265 }
|
|
|
266
|
|
0
|
267 if (ngx_conf_parse(&conf, &cycle->conf_file) != NGX_CONF_OK) {
|
|
154
|
268 ngx_destroy_cycle_pools(&conf);
|
|
0
|
269 return NULL;
|
|
|
270 }
|
|
|
271
|
|
|
272 if (ngx_test_config) {
|
|
|
273 ngx_log_error(NGX_LOG_INFO, log, 0,
|
|
|
274 "the configuration file %s syntax is ok",
|
|
|
275 cycle->conf_file.data);
|
|
|
276 }
|
|
|
277
|
|
|
278
|
|
|
279 for (i = 0; ngx_modules[i]; i++) {
|
|
|
280 if (ngx_modules[i]->type != NGX_CORE_MODULE) {
|
|
|
281 continue;
|
|
|
282 }
|
|
|
283
|
|
|
284 module = ngx_modules[i]->ctx;
|
|
|
285
|
|
|
286 if (module->init_conf) {
|
|
|
287 if (module->init_conf(cycle, cycle->conf_ctx[ngx_modules[i]->index])
|
|
142
|
288 == NGX_CONF_ERROR)
|
|
0
|
289 {
|
|
154
|
290 ngx_destroy_cycle_pools(&conf);
|
|
0
|
291 return NULL;
|
|
|
292 }
|
|
|
293 }
|
|
|
294 }
|
|
|
295
|
|
|
296
|
|
160
|
297 ccf = (ngx_core_conf_t *) ngx_get_conf(cycle->conf_ctx, ngx_core_module);
|
|
0
|
298
|
|
10
|
299 #if !(NGX_WIN32)
|
|
160
|
300
|
|
|
301 if (ngx_test_config) {
|
|
|
302
|
|
|
303 if (ngx_create_pidfile(&ccf->pid, log) != NGX_OK) {
|
|
|
304 goto failed;
|
|
|
305 }
|
|
|
306
|
|
|
307 } else if (!ngx_is_init_cycle(old_cycle)) {
|
|
|
308
|
|
|
309 /*
|
|
|
310 * we do not create the pid file in the first ngx_init_cycle() call
|
|
|
311 * because we need to write the demonized process pid
|
|
|
312 */
|
|
|
313
|
|
|
314 old_ccf = (ngx_core_conf_t *) ngx_get_conf(old_cycle->conf_ctx,
|
|
|
315 ngx_core_module);
|
|
|
316 if (ccf->pid.len != old_ccf->pid.len
|
|
|
317 || ngx_strcmp(ccf->pid.data, old_ccf->pid.data) != 0)
|
|
|
318 {
|
|
|
319 /* new pid file name */
|
|
|
320
|
|
|
321 if (ngx_create_pidfile(&ccf->pid, log) != NGX_OK) {
|
|
|
322 goto failed;
|
|
|
323 }
|
|
|
324
|
|
|
325 ngx_delete_pidfile(old_cycle);
|
|
|
326 }
|
|
0
|
327 }
|
|
160
|
328
|
|
0
|
329 #endif
|
|
|
330
|
|
|
331
|
|
258
|
332 if (ngx_test_lockfile(cycle->lock_file.data, log) != NGX_OK) {
|
|
160
|
333 goto failed;
|
|
|
334 }
|
|
16
|
335
|
|
160
|
336
|
|
|
337 if (ngx_create_pathes(cycle, ccf->user) != NGX_OK) {
|
|
|
338 goto failed;
|
|
16
|
339 }
|
|
|
340
|
|
|
341
|
|
160
|
342 /* open the new files */
|
|
0
|
343
|
|
160
|
344 part = &cycle->open_files.part;
|
|
|
345 file = part->elts;
|
|
0
|
346
|
|
160
|
347 for (i = 0; /* void */ ; i++) {
|
|
0
|
348
|
|
160
|
349 if (i >= part->nelts) {
|
|
|
350 if (part->next == NULL) {
|
|
0
|
351 break;
|
|
|
352 }
|
|
160
|
353 part = part->next;
|
|
|
354 file = part->elts;
|
|
|
355 i = 0;
|
|
|
356 }
|
|
|
357
|
|
|
358 if (file[i].name.data == NULL) {
|
|
|
359 continue;
|
|
|
360 }
|
|
|
361
|
|
|
362 file[i].fd = ngx_open_file(file[i].name.data, NGX_FILE_RDWR,
|
|
276
|
363 NGX_FILE_CREATE_OR_OPEN|NGX_FILE_APPEND,
|
|
|
364 NGX_FILE_DEFAULT_ACCESS);
|
|
160
|
365
|
|
|
366 ngx_log_debug3(NGX_LOG_DEBUG_CORE, log, 0,
|
|
|
367 "log: %p %d \"%s\"",
|
|
|
368 &file[i], file[i].fd, file[i].name.data);
|
|
|
369
|
|
|
370 if (file[i].fd == NGX_INVALID_FILE) {
|
|
|
371 ngx_log_error(NGX_LOG_EMERG, log, ngx_errno,
|
|
|
372 ngx_open_file_n " \"%s\" failed",
|
|
|
373 file[i].name.data);
|
|
|
374 goto failed;
|
|
|
375 }
|
|
0
|
376
|
|
10
|
377 #if (NGX_WIN32)
|
|
160
|
378 if (ngx_file_append_mode(file[i].fd) != NGX_OK) {
|
|
|
379 ngx_log_error(NGX_LOG_EMERG, log, ngx_errno,
|
|
|
380 ngx_file_append_mode_n " \"%s\" failed",
|
|
|
381 file[i].name.data);
|
|
|
382 goto failed;
|
|
|
383 }
|
|
0
|
384 #else
|
|
160
|
385 if (fcntl(file[i].fd, F_SETFD, FD_CLOEXEC) == -1) {
|
|
|
386 ngx_log_error(NGX_LOG_EMERG, log, ngx_errno,
|
|
|
387 "fcntl(FD_CLOEXEC) \"%s\" failed",
|
|
|
388 file[i].name.data);
|
|
|
389 goto failed;
|
|
|
390 }
|
|
0
|
391 #endif
|
|
|
392 }
|
|
|
393
|
|
|
394 cycle->log = cycle->new_log;
|
|
|
395 pool->log = cycle->new_log;
|
|
|
396
|
|
10
|
397
|
|
258
|
398 /* create shared memory */
|
|
|
399
|
|
|
400 part = &cycle->shared_memory.part;
|
|
272
|
401 shm_zone = part->elts;
|
|
258
|
402
|
|
|
403 for (i = 0; /* void */ ; i++) {
|
|
|
404
|
|
|
405 if (i >= part->nelts) {
|
|
|
406 if (part->next == NULL) {
|
|
|
407 break;
|
|
|
408 }
|
|
|
409 part = part->next;
|
|
272
|
410 shm_zone = part->elts;
|
|
258
|
411 i = 0;
|
|
|
412 }
|
|
|
413
|
|
272
|
414 if (shm_zone[i].shm.size == 0) {
|
|
|
415 ngx_log_error(NGX_LOG_EMERG, log, 0,
|
|
|
416 "zero size shared memory zone \"%V\"",
|
|
|
417 &shm_zone[i].name);
|
|
|
418 goto failed;
|
|
|
419 }
|
|
|
420
|
|
274
|
421 if (shm_zone[i].init == NULL) {
|
|
|
422 /* unused shared zone */
|
|
|
423 continue;
|
|
|
424 }
|
|
|
425
|
|
272
|
426 shm_zone[i].shm.log = cycle->log;
|
|
258
|
427
|
|
|
428 opart = &old_cycle->shared_memory.part;
|
|
272
|
429 oshm_zone = opart->elts;
|
|
258
|
430
|
|
|
431 for (n = 0; /* void */ ; n++) {
|
|
|
432
|
|
|
433 if (n >= opart->nelts) {
|
|
|
434 if (opart->next == NULL) {
|
|
|
435 break;
|
|
|
436 }
|
|
|
437 opart = opart->next;
|
|
272
|
438 oshm_zone = opart->elts;
|
|
258
|
439 n = 0;
|
|
|
440 }
|
|
|
441
|
|
272
|
442 if (shm_zone[i].name.len != oshm_zone[n].name.len) {
|
|
|
443 continue;
|
|
|
444 }
|
|
|
445
|
|
|
446 if (ngx_strncmp(shm_zone[i].name.data, oshm_zone[n].name.data,
|
|
|
447 shm_zone[i].name.len)
|
|
|
448 != 0)
|
|
|
449 {
|
|
258
|
450 continue;
|
|
|
451 }
|
|
|
452
|
|
272
|
453 if (shm_zone[i].shm.size == oshm_zone[n].shm.size) {
|
|
|
454 shm_zone[i].shm.addr = oshm_zone[n].shm.addr;
|
|
|
455
|
|
|
456 if (shm_zone[i].init(&shm_zone[i], oshm_zone[n].data)
|
|
|
457 != NGX_OK)
|
|
|
458 {
|
|
|
459 goto failed;
|
|
|
460 }
|
|
|
461
|
|
|
462 goto shm_zone_found;
|
|
258
|
463 }
|
|
|
464
|
|
272
|
465 ngx_shm_free(&oshm_zone[n].shm);
|
|
258
|
466
|
|
|
467 break;
|
|
|
468 }
|
|
|
469
|
|
272
|
470 if (ngx_shm_alloc(&shm_zone[i].shm) != NGX_OK) {
|
|
258
|
471 goto failed;
|
|
|
472 }
|
|
|
473
|
|
272
|
474 shpool = (ngx_slab_pool_t *) shm_zone[i].shm.addr;
|
|
258
|
475
|
|
272
|
476 shpool->end = shm_zone[i].shm.addr + shm_zone[i].shm.size;
|
|
258
|
477 shpool->min_shift = 3;
|
|
|
478
|
|
|
479 #if (NGX_HAVE_ATOMIC_OPS)
|
|
|
480
|
|
|
481 lock_file = NULL;
|
|
|
482
|
|
|
483 #else
|
|
|
484
|
|
382
|
485 lock_file = ngx_pnalloc(cycle->pool,
|
|
|
486 cycle->lock_file.len + shm_zone[i].name.len);
|
|
258
|
487
|
|
|
488 if (lock_file == NULL) {
|
|
|
489 goto failed;
|
|
|
490 }
|
|
|
491
|
|
|
492 (void) ngx_cpystrn(ngx_cpymem(lock_file, cycle->lock_file.data,
|
|
|
493 cycle->lock_file.len),
|
|
272
|
494 shm_zone[i].name.data, shm_zone[i].name.len + 1);
|
|
258
|
495
|
|
|
496 #endif
|
|
|
497
|
|
|
498 if (ngx_shmtx_create(&shpool->mutex, (void *) &shpool->lock, lock_file)
|
|
|
499 != NGX_OK)
|
|
|
500 {
|
|
|
501 goto failed;
|
|
|
502 }
|
|
|
503
|
|
|
504 ngx_slab_init(shpool);
|
|
|
505
|
|
272
|
506 if (shm_zone[i].init(&shm_zone[i], NULL) != NGX_OK) {
|
|
|
507 goto failed;
|
|
|
508 }
|
|
|
509
|
|
|
510 shm_zone_found:
|
|
258
|
511
|
|
|
512 continue;
|
|
|
513 }
|
|
|
514
|
|
|
515
|
|
160
|
516 /* handle the listening sockets */
|
|
10
|
517
|
|
160
|
518 if (old_cycle->listening.nelts) {
|
|
|
519 ls = old_cycle->listening.elts;
|
|
|
520 for (i = 0; i < old_cycle->listening.nelts; i++) {
|
|
|
521 ls[i].remain = 0;
|
|
|
522 }
|
|
0
|
523
|
|
160
|
524 nls = cycle->listening.elts;
|
|
|
525 for (n = 0; n < cycle->listening.nelts; n++) {
|
|
10
|
526
|
|
160
|
527 for (i = 0; i < old_cycle->listening.nelts; i++) {
|
|
|
528 if (ls[i].ignore) {
|
|
|
529 continue;
|
|
|
530 }
|
|
0
|
531
|
|
160
|
532 if (ngx_cmp_sockaddr(nls[n].sockaddr, ls[i].sockaddr) == NGX_OK)
|
|
|
533 {
|
|
|
534 nls[n].fd = ls[i].fd;
|
|
|
535 nls[n].previous = &ls[i];
|
|
|
536 ls[i].remain = 1;
|
|
72
|
537
|
|
160
|
538 if (ls[n].backlog != nls[i].backlog) {
|
|
|
539 nls[n].listen = 1;
|
|
|
540 }
|
|
86
|
541
|
|
72
|
542 #if (NGX_HAVE_DEFERRED_ACCEPT && defined SO_ACCEPTFILTER)
|
|
|
543
|
|
160
|
544 /*
|
|
|
545 * FreeBSD, except the most recent versions,
|
|
|
546 * could not remove accept filter
|
|
|
547 */
|
|
|
548 nls[n].deferred_accept = ls[i].deferred_accept;
|
|
72
|
549
|
|
160
|
550 if (ls[i].accept_filter && nls[n].accept_filter) {
|
|
|
551 if (ngx_strcmp(ls[i].accept_filter,
|
|
|
552 nls[n].accept_filter)
|
|
|
553 != 0)
|
|
|
554 {
|
|
72
|
555 nls[n].delete_deferred = 1;
|
|
|
556 nls[n].add_deferred = 1;
|
|
|
557 }
|
|
160
|
558
|
|
|
559 } else if (ls[i].accept_filter) {
|
|
|
560 nls[n].delete_deferred = 1;
|
|
|
561
|
|
|
562 } else if (nls[n].accept_filter) {
|
|
|
563 nls[n].add_deferred = 1;
|
|
|
564 }
|
|
72
|
565 #endif
|
|
|
566
|
|
|
567 #if (NGX_HAVE_DEFERRED_ACCEPT && defined TCP_DEFER_ACCEPT)
|
|
|
568
|
|
160
|
569 if (ls[n].deferred_accept && !nls[n].deferred_accept) {
|
|
|
570 nls[n].delete_deferred = 1;
|
|
72
|
571
|
|
160
|
572 } else if (ls[i].deferred_accept != nls[n].deferred_accept)
|
|
|
573 {
|
|
|
574 nls[n].add_deferred = 1;
|
|
|
575 }
|
|
72
|
576 #endif
|
|
160
|
577 break;
|
|
0
|
578 }
|
|
|
579 }
|
|
|
580
|
|
160
|
581 if (nls[n].fd == -1) {
|
|
|
582 nls[n].open = 1;
|
|
0
|
583 }
|
|
|
584 }
|
|
|
585
|
|
160
|
586 } else {
|
|
|
587 ls = cycle->listening.elts;
|
|
|
588 for (i = 0; i < cycle->listening.nelts; i++) {
|
|
|
589 ls[i].open = 1;
|
|
|
590 #if (NGX_HAVE_DEFERRED_ACCEPT && defined SO_ACCEPTFILTER)
|
|
|
591 if (ls[i].accept_filter) {
|
|
|
592 ls[i].add_deferred = 1;
|
|
0
|
593 }
|
|
160
|
594 #endif
|
|
|
595 #if (NGX_HAVE_DEFERRED_ACCEPT && defined TCP_DEFER_ACCEPT)
|
|
|
596 if (ls[i].deferred_accept) {
|
|
|
597 ls[i].add_deferred = 1;
|
|
72
|
598 }
|
|
160
|
599 #endif
|
|
0
|
600 }
|
|
|
601 }
|
|
|
602
|
|
160
|
603 if (ngx_open_listening_sockets(cycle) != NGX_OK) {
|
|
|
604 goto failed;
|
|
|
605 }
|
|
0
|
606
|
|
160
|
607 if (!ngx_test_config) {
|
|
|
608 ngx_configure_listening_socket(cycle);
|
|
0
|
609 }
|
|
|
610
|
|
|
611
|
|
|
612 /* commit the new cycle configuration */
|
|
|
613
|
|
10
|
614 #if !(NGX_WIN32)
|
|
0
|
615
|
|
|
616 if (!ngx_test_config && cycle->log->file->fd != STDERR_FILENO) {
|
|
|
617
|
|
|
618 ngx_log_debug3(NGX_LOG_DEBUG_CORE, log, 0,
|
|
10
|
619 "dup2: %p %d \"%s\"",
|
|
0
|
620 cycle->log->file,
|
|
|
621 cycle->log->file->fd, cycle->log->file->name.data);
|
|
|
622
|
|
160
|
623 if (dup2(cycle->log->file->fd, STDERR_FILENO) == -1) {
|
|
0
|
624 ngx_log_error(NGX_LOG_EMERG, log, ngx_errno,
|
|
|
625 "dup2(STDERR) failed");
|
|
|
626 /* fatal */
|
|
|
627 exit(1);
|
|
|
628 }
|
|
|
629 }
|
|
|
630
|
|
|
631 #endif
|
|
|
632
|
|
|
633 pool->log = cycle->log;
|
|
|
634
|
|
|
635 for (i = 0; ngx_modules[i]; i++) {
|
|
|
636 if (ngx_modules[i]->init_module) {
|
|
160
|
637 if (ngx_modules[i]->init_module(cycle) != NGX_OK) {
|
|
0
|
638 /* fatal */
|
|
|
639 exit(1);
|
|
|
640 }
|
|
|
641 }
|
|
|
642 }
|
|
|
643
|
|
16
|
644
|
|
0
|
645 /* close and delete stuff that lefts from an old cycle */
|
|
|
646
|
|
272
|
647 /* free the unnecessary shared memory */
|
|
|
648
|
|
|
649 opart = &old_cycle->shared_memory.part;
|
|
|
650 oshm_zone = opart->elts;
|
|
|
651
|
|
|
652 for (i = 0; /* void */ ; i++) {
|
|
|
653
|
|
|
654 if (i >= opart->nelts) {
|
|
|
655 if (opart->next == NULL) {
|
|
|
656 goto old_shm_zone_done;
|
|
|
657 }
|
|
|
658 opart = opart->next;
|
|
|
659 oshm_zone = opart->elts;
|
|
|
660 i = 0;
|
|
|
661 }
|
|
|
662
|
|
|
663 part = &cycle->shared_memory.part;
|
|
|
664 shm_zone = part->elts;
|
|
|
665
|
|
|
666 for (n = 0; /* void */ ; n++) {
|
|
|
667
|
|
|
668 if (n >= part->nelts) {
|
|
|
669 if (part->next == NULL) {
|
|
|
670 break;
|
|
|
671 }
|
|
|
672 part = part->next;
|
|
|
673 shm_zone = part->elts;
|
|
|
674 n = 0;
|
|
|
675 }
|
|
|
676
|
|
|
677 if (oshm_zone[i].name.len == shm_zone[n].name.len
|
|
|
678 && ngx_strncmp(oshm_zone[i].name.data,
|
|
|
679 shm_zone[n].name.data,
|
|
|
680 oshm_zone[i].name.len)
|
|
|
681 == 0)
|
|
|
682 {
|
|
|
683 goto live_shm_zone;
|
|
|
684 }
|
|
|
685 }
|
|
|
686
|
|
|
687 ngx_shm_free(&oshm_zone[i].shm);
|
|
|
688
|
|
|
689 live_shm_zone:
|
|
|
690
|
|
|
691 continue;
|
|
|
692 }
|
|
|
693
|
|
|
694 old_shm_zone_done:
|
|
|
695
|
|
|
696
|
|
|
697 /* close the unnecessary listening sockets */
|
|
0
|
698
|
|
|
699 ls = old_cycle->listening.elts;
|
|
|
700 for (i = 0; i < old_cycle->listening.nelts; i++) {
|
|
|
701 if (ls[i].remain) {
|
|
|
702 continue;
|
|
|
703 }
|
|
|
704
|
|
|
705 if (ngx_close_socket(ls[i].fd) == -1) {
|
|
|
706 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno,
|
|
92
|
707 ngx_close_socket_n " listening socket on %V failed",
|
|
10
|
708 &ls[i].addr_text);
|
|
0
|
709 }
|
|
|
710 }
|
|
|
711
|
|
|
712
|
|
272
|
713 /* close the unnecessary open files */
|
|
0
|
714
|
|
|
715 part = &old_cycle->open_files.part;
|
|
|
716 file = part->elts;
|
|
|
717
|
|
|
718 for (i = 0; /* void */ ; i++) {
|
|
|
719
|
|
|
720 if (i >= part->nelts) {
|
|
|
721 if (part->next == NULL) {
|
|
|
722 break;
|
|
|
723 }
|
|
|
724 part = part->next;
|
|
|
725 file = part->elts;
|
|
|
726 i = 0;
|
|
|
727 }
|
|
|
728
|
|
|
729 if (file[i].fd == NGX_INVALID_FILE || file[i].fd == ngx_stderr_fileno) {
|
|
|
730 continue;
|
|
|
731 }
|
|
|
732
|
|
|
733 if (ngx_close_file(file[i].fd) == NGX_FILE_ERROR) {
|
|
|
734 ngx_log_error(NGX_LOG_EMERG, log, ngx_errno,
|
|
|
735 ngx_close_file_n " \"%s\" failed",
|
|
|
736 file[i].name.data);
|
|
|
737 }
|
|
|
738 }
|
|
|
739
|
|
142
|
740 ngx_destroy_pool(conf.temp_pool);
|
|
|
741
|
|
154
|
742 if (ngx_process == NGX_PROCESS_MASTER || ngx_is_init_cycle(old_cycle)) {
|
|
|
743
|
|
356
|
744 /*
|
|
|
745 * perl_destruct() frees environ if it is not the same as it was at
|
|
|
746 * perl_construct() time. So we have saved an previous cycle
|
|
|
747 * environment before ngx_conf_parse() where it will be changed.
|
|
|
748 */
|
|
|
749
|
|
|
750 env = environ;
|
|
|
751 environ = senv;
|
|
|
752
|
|
0
|
753 ngx_destroy_pool(old_cycle->pool);
|
|
160
|
754 cycle->old_cycle = NULL;
|
|
|
755
|
|
356
|
756 environ = env;
|
|
|
757
|
|
0
|
758 return cycle;
|
|
|
759 }
|
|
|
760
|
|
|
761
|
|
|
762 if (ngx_temp_pool == NULL) {
|
|
|
763 ngx_temp_pool = ngx_create_pool(128, cycle->log);
|
|
|
764 if (ngx_temp_pool == NULL) {
|
|
|
765 ngx_log_error(NGX_LOG_EMERG, cycle->log, 0,
|
|
|
766 "can not create ngx_temp_pool");
|
|
|
767 exit(1);
|
|
|
768 }
|
|
|
769
|
|
|
770 n = 10;
|
|
|
771 ngx_old_cycles.elts = ngx_pcalloc(ngx_temp_pool,
|
|
|
772 n * sizeof(ngx_cycle_t *));
|
|
|
773 if (ngx_old_cycles.elts == NULL) {
|
|
|
774 exit(1);
|
|
|
775 }
|
|
|
776 ngx_old_cycles.nelts = 0;
|
|
|
777 ngx_old_cycles.size = sizeof(ngx_cycle_t *);
|
|
|
778 ngx_old_cycles.nalloc = n;
|
|
|
779 ngx_old_cycles.pool = ngx_temp_pool;
|
|
|
780
|
|
58
|
781 ngx_cleaner_event.handler = ngx_clean_old_cycles;
|
|
0
|
782 ngx_cleaner_event.log = cycle->log;
|
|
|
783 ngx_cleaner_event.data = &dumb;
|
|
|
784 dumb.fd = (ngx_socket_t) -1;
|
|
|
785 }
|
|
|
786
|
|
|
787 ngx_temp_pool->log = cycle->log;
|
|
|
788
|
|
50
|
789 old = ngx_array_push(&ngx_old_cycles);
|
|
0
|
790 if (old == NULL) {
|
|
|
791 exit(1);
|
|
|
792 }
|
|
|
793 *old = old_cycle;
|
|
|
794
|
|
|
795 if (!ngx_cleaner_event.timer_set) {
|
|
|
796 ngx_add_timer(&ngx_cleaner_event, 30000);
|
|
|
797 ngx_cleaner_event.timer_set = 1;
|
|
|
798 }
|
|
|
799
|
|
|
800 return cycle;
|
|
160
|
801
|
|
|
802
|
|
|
803 failed:
|
|
|
804
|
|
296
|
805 if (!ngx_is_init_cycle(old_cycle)) {
|
|
|
806 old_ccf = (ngx_core_conf_t *) ngx_get_conf(old_cycle->conf_ctx,
|
|
|
807 ngx_core_module);
|
|
|
808 if (old_ccf->environment) {
|
|
|
809 environ = old_ccf->environment;
|
|
|
810 }
|
|
|
811 }
|
|
|
812
|
|
160
|
813 /* rollback the new cycle configuration */
|
|
|
814
|
|
|
815 part = &cycle->open_files.part;
|
|
|
816 file = part->elts;
|
|
|
817
|
|
|
818 for (i = 0; /* void */ ; i++) {
|
|
|
819
|
|
|
820 if (i >= part->nelts) {
|
|
|
821 if (part->next == NULL) {
|
|
|
822 break;
|
|
|
823 }
|
|
|
824 part = part->next;
|
|
|
825 file = part->elts;
|
|
|
826 i = 0;
|
|
|
827 }
|
|
|
828
|
|
|
829 if (file[i].fd == NGX_INVALID_FILE || file[i].fd == ngx_stderr_fileno) {
|
|
|
830 continue;
|
|
|
831 }
|
|
|
832
|
|
|
833 if (ngx_close_file(file[i].fd) == NGX_FILE_ERROR) {
|
|
|
834 ngx_log_error(NGX_LOG_EMERG, log, ngx_errno,
|
|
|
835 ngx_close_file_n " \"%s\" failed",
|
|
|
836 file[i].name.data);
|
|
|
837 }
|
|
|
838 }
|
|
|
839
|
|
|
840 if (ngx_test_config) {
|
|
|
841 ngx_destroy_cycle_pools(&conf);
|
|
|
842 return NULL;
|
|
|
843 }
|
|
|
844
|
|
|
845 ls = cycle->listening.elts;
|
|
|
846 for (i = 0; i < cycle->listening.nelts; i++) {
|
|
|
847 if (ls[i].fd == -1 || !ls[i].open) {
|
|
|
848 continue;
|
|
|
849 }
|
|
|
850
|
|
|
851 if (ngx_close_socket(ls[i].fd) == -1) {
|
|
|
852 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno,
|
|
|
853 ngx_close_socket_n " %V failed",
|
|
|
854 &ls[i].addr_text);
|
|
|
855 }
|
|
|
856 }
|
|
|
857
|
|
|
858 ngx_destroy_cycle_pools(&conf);
|
|
|
859
|
|
|
860 return NULL;
|
|
0
|
861 }
|
|
|
862
|
|
|
863
|
|
154
|
864 static void
|
|
|
865 ngx_destroy_cycle_pools(ngx_conf_t *conf)
|
|
|
866 {
|
|
|
867 ngx_destroy_pool(conf->temp_pool);
|
|
|
868 ngx_destroy_pool(conf->pool);
|
|
|
869 }
|
|
|
870
|
|
|
871
|
|
112
|
872 static ngx_int_t
|
|
|
873 ngx_cmp_sockaddr(struct sockaddr *sa1, struct sockaddr *sa2)
|
|
10
|
874 {
|
|
|
875 struct sockaddr_in *sin1, *sin2;
|
|
|
876
|
|
|
877 /* AF_INET only */
|
|
|
878
|
|
28
|
879 if (sa1->sa_family != AF_INET || sa2->sa_family != AF_INET) {
|
|
10
|
880 return NGX_DECLINED;
|
|
|
881 }
|
|
|
882
|
|
28
|
883 sin1 = (struct sockaddr_in *) sa1;
|
|
|
884 sin2 = (struct sockaddr_in *) sa2;
|
|
10
|
885
|
|
|
886 if (sin1->sin_addr.s_addr != sin2->sin_addr.s_addr) {
|
|
|
887 return NGX_DECLINED;
|
|
|
888 }
|
|
|
889
|
|
|
890 if (sin1->sin_port != sin2->sin_port) {
|
|
|
891 return NGX_DECLINED;
|
|
|
892 }
|
|
|
893
|
|
|
894 return NGX_OK;
|
|
|
895 }
|
|
|
896
|
|
|
897
|
|
|
898 #if !(NGX_WIN32)
|
|
0
|
899
|
|
112
|
900 ngx_int_t
|
|
160
|
901 ngx_create_pidfile(ngx_str_t *name, ngx_log_t *log)
|
|
0
|
902 {
|
|
160
|
903 size_t len;
|
|
0
|
904 ngx_uint_t trunc;
|
|
|
905 ngx_file_t file;
|
|
270
|
906 u_char pid[NGX_INT64_LEN + 2];
|
|
0
|
907
|
|
|
908 ngx_memzero(&file, sizeof(ngx_file_t));
|
|
92
|
909
|
|
160
|
910 file.name = *name;
|
|
|
911 file.log = log;
|
|
0
|
912
|
|
160
|
913 trunc = ngx_test_config ? 0 : NGX_FILE_TRUNCATE;
|
|
0
|
914
|
|
|
915 file.fd = ngx_open_file(file.name.data, NGX_FILE_RDWR,
|
|
276
|
916 NGX_FILE_CREATE_OR_OPEN|trunc,
|
|
|
917 NGX_FILE_DEFAULT_ACCESS);
|
|
0
|
918
|
|
|
919 if (file.fd == NGX_INVALID_FILE) {
|
|
160
|
920 ngx_log_error(NGX_LOG_EMERG, log, ngx_errno,
|
|
0
|
921 ngx_open_file_n " \"%s\" failed", file.name.data);
|
|
|
922 return NGX_ERROR;
|
|
|
923 }
|
|
|
924
|
|
|
925 if (!ngx_test_config) {
|
|
270
|
926 len = ngx_snprintf(pid, NGX_INT64_LEN + 2, "%P%N", ngx_pid) - pid;
|
|
10
|
927
|
|
0
|
928 if (ngx_write_file(&file, pid, len, 0) == NGX_ERROR) {
|
|
|
929 return NGX_ERROR;
|
|
|
930 }
|
|
|
931 }
|
|
|
932
|
|
|
933 if (ngx_close_file(file.fd) == NGX_FILE_ERROR) {
|
|
160
|
934 ngx_log_error(NGX_LOG_ALERT, log, ngx_errno,
|
|
0
|
935 ngx_close_file_n " \"%s\" failed", file.name.data);
|
|
|
936 }
|
|
|
937
|
|
|
938 return NGX_OK;
|
|
|
939 }
|
|
|
940
|
|
|
941
|
|
112
|
942 void
|
|
|
943 ngx_delete_pidfile(ngx_cycle_t *cycle)
|
|
126
|
944 {
|
|
0
|
945 u_char *name;
|
|
|
946 ngx_core_conf_t *ccf;
|
|
|
947
|
|
|
948 ccf = (ngx_core_conf_t *) ngx_get_conf(cycle->conf_ctx, ngx_core_module);
|
|
|
949
|
|
92
|
950 name = ngx_new_binary ? ccf->oldpid.data : ccf->pid.data;
|
|
0
|
951
|
|
|
952 if (ngx_delete_file(name) == NGX_FILE_ERROR) {
|
|
|
953 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno,
|
|
|
954 ngx_delete_file_n " \"%s\" failed", name);
|
|
|
955 }
|
|
|
956 }
|
|
|
957
|
|
|
958 #endif
|
|
|
959
|
|
|
960
|
|
160
|
961 static ngx_int_t
|
|
|
962 ngx_test_lockfile(u_char *file, ngx_log_t *log)
|
|
|
963 {
|
|
|
964 #if !(NGX_HAVE_ATOMIC_OPS)
|
|
|
965 ngx_fd_t fd;
|
|
|
966
|
|
284
|
967 fd = ngx_open_file(file, NGX_FILE_RDWR, NGX_FILE_CREATE_OR_OPEN,
|
|
|
968 NGX_FILE_DEFAULT_ACCESS);
|
|
160
|
969
|
|
|
970 if (fd == NGX_INVALID_FILE) {
|
|
|
971 ngx_log_error(NGX_LOG_EMERG, log, ngx_errno,
|
|
|
972 ngx_open_file_n " \"%s\" failed", file);
|
|
|
973 return NGX_ERROR;
|
|
|
974 }
|
|
|
975
|
|
|
976 if (ngx_close_file(fd) == NGX_FILE_ERROR) {
|
|
|
977 ngx_log_error(NGX_LOG_ALERT, log, ngx_errno,
|
|
|
978 ngx_close_file_n " \"%s\" failed", file);
|
|
|
979 }
|
|
|
980
|
|
|
981 if (ngx_delete_file(file) == NGX_FILE_ERROR) {
|
|
|
982 ngx_log_error(NGX_LOG_ALERT, log, ngx_errno,
|
|
|
983 ngx_delete_file_n " \"%s\" failed", file);
|
|
|
984 }
|
|
|
985
|
|
|
986 #endif
|
|
|
987
|
|
|
988 return NGX_OK;
|
|
|
989 }
|
|
|
990
|
|
|
991
|
|
112
|
992 void
|
|
|
993 ngx_reopen_files(ngx_cycle_t *cycle, ngx_uid_t user)
|
|
0
|
994 {
|
|
418
|
995 ssize_t n, len;
|
|
0
|
996 ngx_fd_t fd;
|
|
|
997 ngx_uint_t i;
|
|
|
998 ngx_list_part_t *part;
|
|
|
999 ngx_open_file_t *file;
|
|
|
1000
|
|
|
1001 part = &cycle->open_files.part;
|
|
|
1002 file = part->elts;
|
|
|
1003
|
|
|
1004 for (i = 0; /* void */ ; i++) {
|
|
|
1005
|
|
|
1006 if (i >= part->nelts) {
|
|
|
1007 if (part->next == NULL) {
|
|
|
1008 break;
|
|
|
1009 }
|
|
|
1010 part = part->next;
|
|
72
|
1011 file = part->elts;
|
|
0
|
1012 i = 0;
|
|
|
1013 }
|
|
|
1014
|
|
|
1015 if (file[i].name.data == NULL) {
|
|
|
1016 continue;
|
|
|
1017 }
|
|
|
1018
|
|
418
|
1019 len = file[i].pos - file[i].buffer;
|
|
|
1020
|
|
|
1021 if (file[i].buffer && len != 0) {
|
|
|
1022
|
|
|
1023 n = ngx_write_fd(file[i].fd, file[i].buffer, len);
|
|
|
1024
|
|
|
1025 if (n == NGX_FILE_ERROR) {
|
|
|
1026 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno,
|
|
|
1027 ngx_write_fd_n " to \"%s\" failed",
|
|
|
1028 file[i].name.data);
|
|
|
1029
|
|
|
1030 } else if (n != len) {
|
|
|
1031 ngx_log_error(NGX_LOG_ALERT, cycle->log, 0,
|
|
|
1032 ngx_write_fd_n " to \"%s\" was incomplete: %z of %uz",
|
|
|
1033 file[i].name.data, n, len);
|
|
|
1034 }
|
|
|
1035
|
|
120
|
1036 file[i].pos = file[i].buffer;
|
|
|
1037 }
|
|
|
1038
|
|
0
|
1039 fd = ngx_open_file(file[i].name.data, NGX_FILE_RDWR,
|
|
276
|
1040 NGX_FILE_CREATE_OR_OPEN|NGX_FILE_APPEND,
|
|
|
1041 NGX_FILE_DEFAULT_ACCESS);
|
|
0
|
1042
|
|
|
1043 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, cycle->log, 0,
|
|
|
1044 "reopen file \"%s\", old:%d new:%d",
|
|
|
1045 file[i].name.data, file[i].fd, fd);
|
|
|
1046
|
|
|
1047 if (fd == NGX_INVALID_FILE) {
|
|
|
1048 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
1049 ngx_open_file_n " \"%s\" failed", file[i].name.data);
|
|
|
1050 continue;
|
|
|
1051 }
|
|
|
1052
|
|
10
|
1053 #if (NGX_WIN32)
|
|
0
|
1054 if (ngx_file_append_mode(fd) == NGX_ERROR) {
|
|
|
1055 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
1056 ngx_file_append_mode_n " \"%s\" failed",
|
|
|
1057 file[i].name.data);
|
|
|
1058
|
|
|
1059 if (ngx_close_file(fd) == NGX_FILE_ERROR) {
|
|
|
1060 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
1061 ngx_close_file_n " \"%s\" failed",
|
|
|
1062 file[i].name.data);
|
|
|
1063 }
|
|
|
1064
|
|
|
1065 continue;
|
|
|
1066 }
|
|
|
1067 #else
|
|
66
|
1068 if (user != (ngx_uid_t) NGX_CONF_UNSET_UINT) {
|
|
356
|
1069 ngx_file_info_t fi;
|
|
2
|
1070
|
|
|
1071 if (ngx_file_info((const char *) file[i].name.data, &fi) == -1) {
|
|
|
1072 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
1073 ngx_file_info_n " \"%s\" failed",
|
|
|
1074 file[i].name.data);
|
|
|
1075
|
|
|
1076 if (ngx_close_file(fd) == NGX_FILE_ERROR) {
|
|
|
1077 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
1078 ngx_close_file_n " \"%s\" failed",
|
|
|
1079 file[i].name.data);
|
|
|
1080 }
|
|
|
1081 }
|
|
|
1082
|
|
16
|
1083 if (fi.st_uid != user) {
|
|
|
1084 if (chown((const char *) file[i].name.data, user, -1) == -1) {
|
|
|
1085 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
1086 "chown(\"%s\", %d) failed",
|
|
|
1087 file[i].name.data, user);
|
|
|
1088
|
|
|
1089 if (ngx_close_file(fd) == NGX_FILE_ERROR) {
|
|
|
1090 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
1091 ngx_close_file_n " \"%s\" failed",
|
|
|
1092 file[i].name.data);
|
|
|
1093 }
|
|
|
1094 }
|
|
|
1095 }
|
|
|
1096
|
|
2
|
1097 if ((fi.st_mode & (S_IRUSR|S_IWUSR)) != (S_IRUSR|S_IWUSR)) {
|
|
|
1098
|
|
|
1099 fi.st_mode |= (S_IRUSR|S_IWUSR);
|
|
|
1100
|
|
|
1101 if (chmod((const char *) file[i].name.data, fi.st_mode) == -1) {
|
|
|
1102 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
16
|
1103 "chmod() \"%s\" failed", file[i].name.data);
|
|
2
|
1104
|
|
|
1105 if (ngx_close_file(fd) == NGX_FILE_ERROR) {
|
|
|
1106 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
1107 ngx_close_file_n " \"%s\" failed",
|
|
|
1108 file[i].name.data);
|
|
|
1109 }
|
|
|
1110 }
|
|
|
1111 }
|
|
0
|
1112 }
|
|
|
1113
|
|
|
1114 if (fcntl(fd, F_SETFD, FD_CLOEXEC) == -1) {
|
|
|
1115 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
1116 "fcntl(FD_CLOEXEC) \"%s\" failed",
|
|
|
1117 file[i].name.data);
|
|
|
1118
|
|
|
1119 if (ngx_close_file(fd) == NGX_FILE_ERROR) {
|
|
|
1120 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
1121 ngx_close_file_n " \"%s\" failed",
|
|
|
1122 file[i].name.data);
|
|
|
1123 }
|
|
|
1124
|
|
|
1125 continue;
|
|
|
1126 }
|
|
|
1127 #endif
|
|
|
1128
|
|
|
1129 if (ngx_close_file(file[i].fd) == NGX_FILE_ERROR) {
|
|
|
1130 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
1131 ngx_close_file_n " \"%s\" failed",
|
|
|
1132 file[i].name.data);
|
|
|
1133 }
|
|
|
1134
|
|
|
1135 file[i].fd = fd;
|
|
|
1136 }
|
|
|
1137
|
|
10
|
1138 #if !(NGX_WIN32)
|
|
0
|
1139
|
|
|
1140 if (cycle->log->file->fd != STDERR_FILENO) {
|
|
|
1141 if (dup2(cycle->log->file->fd, STDERR_FILENO) == -1) {
|
|
|
1142 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
1143 "dup2(STDERR) failed");
|
|
|
1144 }
|
|
|
1145 }
|
|
|
1146
|
|
|
1147 #endif
|
|
|
1148 }
|
|
|
1149
|
|
|
1150
|
|
272
|
1151 ngx_shm_zone_t *
|
|
|
1152 ngx_shared_memory_add(ngx_conf_t *cf, ngx_str_t *name, size_t size, void *tag)
|
|
|
1153 {
|
|
|
1154 ngx_uint_t i;
|
|
|
1155 ngx_shm_zone_t *shm_zone;
|
|
|
1156 ngx_list_part_t *part;
|
|
|
1157
|
|
|
1158 part = &cf->cycle->shared_memory.part;
|
|
|
1159 shm_zone = part->elts;
|
|
|
1160
|
|
|
1161 for (i = 0; /* void */ ; i++) {
|
|
|
1162
|
|
|
1163 if (i >= part->nelts) {
|
|
|
1164 if (part->next == NULL) {
|
|
|
1165 break;
|
|
|
1166 }
|
|
|
1167 part = part->next;
|
|
|
1168 shm_zone = part->elts;
|
|
|
1169 i = 0;
|
|
|
1170 }
|
|
|
1171
|
|
|
1172 if (name->len != shm_zone[i].name.len) {
|
|
|
1173 continue;
|
|
|
1174 }
|
|
|
1175
|
|
|
1176 if (ngx_strncmp(name->data, shm_zone[i].name.data, name->len) != 0) {
|
|
|
1177 continue;
|
|
|
1178 }
|
|
|
1179
|
|
|
1180 if (size && size != shm_zone[i].shm.size) {
|
|
|
1181 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
1182 "the size %uz of shared memory zone \"%V\" "
|
|
|
1183 "conflicts with already declared size %uz",
|
|
|
1184 size, &shm_zone[i].name, shm_zone[i].shm.size);
|
|
|
1185 return NULL;
|
|
|
1186 }
|
|
|
1187
|
|
|
1188 if (tag != shm_zone[i].tag) {
|
|
|
1189 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
1190 "the shared memory zone \"%V\" is "
|
|
|
1191 "already declared for a different use",
|
|
|
1192 &shm_zone[i].name);
|
|
|
1193 return NULL;
|
|
|
1194 }
|
|
|
1195
|
|
|
1196 return &shm_zone[i];
|
|
|
1197 }
|
|
|
1198
|
|
|
1199 shm_zone = ngx_list_push(&cf->cycle->shared_memory);
|
|
|
1200
|
|
|
1201 if (shm_zone == NULL) {
|
|
|
1202 return NULL;
|
|
|
1203 }
|
|
|
1204
|
|
|
1205 shm_zone->data = NULL;
|
|
|
1206 shm_zone->shm.log = cf->cycle->log;
|
|
|
1207 shm_zone->shm.size = size;
|
|
|
1208 shm_zone->init = NULL;
|
|
|
1209 shm_zone->name = *name;
|
|
|
1210 shm_zone->tag = tag;
|
|
|
1211
|
|
|
1212 return shm_zone;
|
|
|
1213 }
|
|
|
1214
|
|
|
1215
|
|
112
|
1216 static void
|
|
|
1217 ngx_clean_old_cycles(ngx_event_t *ev)
|
|
0
|
1218 {
|
|
|
1219 ngx_uint_t i, n, found, live;
|
|
|
1220 ngx_log_t *log;
|
|
|
1221 ngx_cycle_t **cycle;
|
|
|
1222
|
|
|
1223 log = ngx_cycle->log;
|
|
|
1224 ngx_temp_pool->log = log;
|
|
|
1225
|
|
|
1226 ngx_log_debug0(NGX_LOG_DEBUG_CORE, log, 0, "clean old cycles");
|
|
|
1227
|
|
|
1228 live = 0;
|
|
|
1229
|
|
|
1230 cycle = ngx_old_cycles.elts;
|
|
|
1231 for (i = 0; i < ngx_old_cycles.nelts; i++) {
|
|
|
1232
|
|
|
1233 if (cycle[i] == NULL) {
|
|
|
1234 continue;
|
|
|
1235 }
|
|
|
1236
|
|
|
1237 found = 0;
|
|
|
1238
|
|
|
1239 for (n = 0; n < cycle[i]->connection_n; n++) {
|
|
110
|
1240 if (cycle[i]->connections[n].fd != (ngx_socket_t) -1) {
|
|
0
|
1241 found = 1;
|
|
|
1242
|
|
|
1243 ngx_log_debug1(NGX_LOG_DEBUG_CORE, log, 0, "live fd:%d", n);
|
|
|
1244
|
|
|
1245 break;
|
|
|
1246 }
|
|
|
1247 }
|
|
|
1248
|
|
|
1249 if (found) {
|
|
|
1250 live = 1;
|
|
|
1251 continue;
|
|
|
1252 }
|
|
|
1253
|
|
|
1254 ngx_log_debug1(NGX_LOG_DEBUG_CORE, log, 0, "clean old cycle: %d", i);
|
|
|
1255
|
|
|
1256 ngx_destroy_pool(cycle[i]->pool);
|
|
|
1257 cycle[i] = NULL;
|
|
|
1258 }
|
|
|
1259
|
|
|
1260 ngx_log_debug1(NGX_LOG_DEBUG_CORE, log, 0, "old cycles status: %d", live);
|
|
|
1261
|
|
|
1262 if (live) {
|
|
|
1263 ngx_add_timer(ev, 30000);
|
|
|
1264
|
|
|
1265 } else {
|
|
|
1266 ngx_destroy_pool(ngx_temp_pool);
|
|
|
1267 ngx_temp_pool = NULL;
|
|
|
1268 ngx_old_cycles.nelts = 0;
|
|
|
1269 }
|
|
|
1270 }
|
