|
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 #include <nginx.h>
|
|
|
11
|
|
|
12
|
|
|
13 static ngx_int_t ngx_add_inherited_sockets(ngx_cycle_t *cycle);
|
|
2
|
14 static ngx_int_t ngx_getopt(ngx_cycle_t *cycle, int argc, char *const *argv);
|
|
|
15 static ngx_int_t ngx_save_argv(ngx_cycle_t *cycle, int argc, char *const *argv);
|
|
0
|
16 static void *ngx_core_module_create_conf(ngx_cycle_t *cycle);
|
|
|
17 static char *ngx_core_module_init_conf(ngx_cycle_t *cycle, void *conf);
|
|
|
18 static char *ngx_set_user(ngx_conf_t *cf, ngx_command_t *cmd, void *conf);
|
|
278
|
19 static char *ngx_set_env(ngx_conf_t *cf, ngx_command_t *cmd, void *conf);
|
|
22
|
20 static char *ngx_set_priority(ngx_conf_t *cf, ngx_command_t *cmd, void *conf);
|
|
126
|
21 static char *ngx_set_cpu_affinity(ngx_conf_t *cf, ngx_command_t *cmd,
|
|
|
22 void *conf);
|
|
0
|
23
|
|
|
24
|
|
10
|
25 static ngx_conf_enum_t ngx_debug_points[] = {
|
|
|
26 { ngx_string("stop"), NGX_DEBUG_POINTS_STOP },
|
|
|
27 { ngx_string("abort"), NGX_DEBUG_POINTS_ABORT },
|
|
|
28 { ngx_null_string, 0 }
|
|
126
|
29 };
|
|
10
|
30
|
|
|
31
|
|
0
|
32 static ngx_command_t ngx_core_commands[] = {
|
|
|
33
|
|
|
34 { ngx_string("daemon"),
|
|
112
|
35 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_FLAG,
|
|
0
|
36 ngx_conf_set_flag_slot,
|
|
|
37 0,
|
|
|
38 offsetof(ngx_core_conf_t, daemon),
|
|
|
39 NULL },
|
|
|
40
|
|
|
41 { ngx_string("master_process"),
|
|
112
|
42 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_FLAG,
|
|
0
|
43 ngx_conf_set_flag_slot,
|
|
|
44 0,
|
|
|
45 offsetof(ngx_core_conf_t, master),
|
|
|
46 NULL },
|
|
|
47
|
|
112
|
48 { ngx_string("timer_resolution"),
|
|
|
49 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1,
|
|
|
50 ngx_conf_set_msec_slot,
|
|
|
51 0,
|
|
|
52 offsetof(ngx_core_conf_t, timer_resolution),
|
|
|
53 NULL },
|
|
|
54
|
|
92
|
55 { ngx_string("pid"),
|
|
|
56 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1,
|
|
|
57 ngx_conf_set_str_slot,
|
|
|
58 0,
|
|
|
59 offsetof(ngx_core_conf_t, pid),
|
|
|
60 NULL },
|
|
|
61
|
|
160
|
62 { ngx_string("lock_file"),
|
|
|
63 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1,
|
|
|
64 ngx_conf_set_str_slot,
|
|
|
65 0,
|
|
|
66 offsetof(ngx_core_conf_t, lock_file),
|
|
|
67 NULL },
|
|
|
68
|
|
0
|
69 { ngx_string("worker_processes"),
|
|
|
70 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1,
|
|
|
71 ngx_conf_set_num_slot,
|
|
|
72 0,
|
|
|
73 offsetof(ngx_core_conf_t, worker_processes),
|
|
|
74 NULL },
|
|
|
75
|
|
10
|
76 { ngx_string("debug_points"),
|
|
|
77 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1,
|
|
|
78 ngx_conf_set_enum_slot,
|
|
|
79 0,
|
|
|
80 offsetof(ngx_core_conf_t, debug_points),
|
|
|
81 &ngx_debug_points },
|
|
|
82
|
|
92
|
83 { ngx_string("user"),
|
|
|
84 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE12,
|
|
|
85 ngx_set_user,
|
|
|
86 0,
|
|
|
87 0,
|
|
|
88 NULL },
|
|
|
89
|
|
|
90 { ngx_string("worker_priority"),
|
|
|
91 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1,
|
|
|
92 ngx_set_priority,
|
|
|
93 0,
|
|
|
94 0,
|
|
|
95 NULL },
|
|
|
96
|
|
126
|
97 { ngx_string("worker_cpu_affinity"),
|
|
|
98 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_1MORE,
|
|
|
99 ngx_set_cpu_affinity,
|
|
|
100 0,
|
|
|
101 0,
|
|
|
102 NULL },
|
|
|
103
|
|
92
|
104 { ngx_string("worker_rlimit_nofile"),
|
|
|
105 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1,
|
|
|
106 ngx_conf_set_num_slot,
|
|
|
107 0,
|
|
|
108 offsetof(ngx_core_conf_t, rlimit_nofile),
|
|
|
109 NULL },
|
|
|
110
|
|
138
|
111 { ngx_string("worker_rlimit_core"),
|
|
|
112 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1,
|
|
270
|
113 ngx_conf_set_size_slot,
|
|
138
|
114 0,
|
|
|
115 offsetof(ngx_core_conf_t, rlimit_core),
|
|
|
116 NULL },
|
|
|
117
|
|
92
|
118 { ngx_string("worker_rlimit_sigpending"),
|
|
|
119 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1,
|
|
|
120 ngx_conf_set_num_slot,
|
|
|
121 0,
|
|
|
122 offsetof(ngx_core_conf_t, rlimit_sigpending),
|
|
|
123 NULL },
|
|
|
124
|
|
|
125 { ngx_string("working_directory"),
|
|
|
126 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1,
|
|
|
127 ngx_conf_set_str_slot,
|
|
|
128 0,
|
|
|
129 offsetof(ngx_core_conf_t, working_directory),
|
|
|
130 NULL },
|
|
|
131
|
|
278
|
132 { ngx_string("env"),
|
|
|
133 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1,
|
|
|
134 ngx_set_env,
|
|
|
135 0,
|
|
|
136 0,
|
|
|
137 NULL },
|
|
|
138
|
|
0
|
139 #if (NGX_THREADS)
|
|
|
140
|
|
|
141 { ngx_string("worker_threads"),
|
|
|
142 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1,
|
|
|
143 ngx_conf_set_num_slot,
|
|
|
144 0,
|
|
|
145 offsetof(ngx_core_conf_t, worker_threads),
|
|
|
146 NULL },
|
|
|
147
|
|
|
148 { ngx_string("thread_stack_size"),
|
|
|
149 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1,
|
|
|
150 ngx_conf_set_size_slot,
|
|
|
151 0,
|
|
|
152 offsetof(ngx_core_conf_t, thread_stack_size),
|
|
|
153 NULL },
|
|
|
154
|
|
|
155 #endif
|
|
|
156
|
|
|
157 ngx_null_command
|
|
|
158 };
|
|
|
159
|
|
|
160
|
|
|
161 static ngx_core_module_t ngx_core_module_ctx = {
|
|
|
162 ngx_string("core"),
|
|
|
163 ngx_core_module_create_conf,
|
|
|
164 ngx_core_module_init_conf
|
|
|
165 };
|
|
|
166
|
|
|
167
|
|
|
168 ngx_module_t ngx_core_module = {
|
|
58
|
169 NGX_MODULE_V1,
|
|
0
|
170 &ngx_core_module_ctx, /* module context */
|
|
|
171 ngx_core_commands, /* module directives */
|
|
|
172 NGX_CORE_MODULE, /* module type */
|
|
90
|
173 NULL, /* init master */
|
|
0
|
174 NULL, /* init module */
|
|
90
|
175 NULL, /* init process */
|
|
|
176 NULL, /* init thread */
|
|
|
177 NULL, /* exit thread */
|
|
|
178 NULL, /* exit process */
|
|
|
179 NULL, /* exit master */
|
|
|
180 NGX_MODULE_V1_PADDING
|
|
0
|
181 };
|
|
|
182
|
|
|
183
|
|
|
184 ngx_uint_t ngx_max_module;
|
|
|
185
|
|
188
|
186 static ngx_uint_t ngx_show_version;
|
|
270
|
187 static ngx_uint_t ngx_show_configure;
|
|
188
|
188
|
|
278
|
189 static char **ngx_os_environ;
|
|
150
|
190
|
|
0
|
191
|
|
52
|
192 int ngx_cdecl
|
|
48
|
193 main(int argc, char *const *argv)
|
|
0
|
194 {
|
|
2
|
195 ngx_int_t i;
|
|
|
196 ngx_log_t *log;
|
|
|
197 ngx_cycle_t *cycle, init_cycle;
|
|
|
198 ngx_core_conf_t *ccf;
|
|
0
|
199
|
|
4
|
200 #if (NGX_FREEBSD)
|
|
0
|
201 ngx_debug_init();
|
|
|
202 #endif
|
|
|
203
|
|
|
204 /* TODO */ ngx_max_sockets = -1;
|
|
|
205
|
|
|
206 ngx_time_init();
|
|
|
207
|
|
4
|
208 #if (NGX_PCRE)
|
|
0
|
209 ngx_regex_init();
|
|
|
210 #endif
|
|
|
211
|
|
|
212 ngx_pid = ngx_getpid();
|
|
|
213
|
|
50
|
214 log = ngx_log_init();
|
|
|
215 if (log == NULL) {
|
|
0
|
216 return 1;
|
|
|
217 }
|
|
|
218
|
|
90
|
219 /* STUB */
|
|
0
|
220 #if (NGX_OPENSSL)
|
|
|
221 ngx_ssl_init(log);
|
|
|
222 #endif
|
|
|
223
|
|
|
224 /* init_cycle->log is required for signal handlers and ngx_getopt() */
|
|
|
225
|
|
|
226 ngx_memzero(&init_cycle, sizeof(ngx_cycle_t));
|
|
|
227 init_cycle.log = log;
|
|
|
228 ngx_cycle = &init_cycle;
|
|
|
229
|
|
50
|
230 init_cycle.pool = ngx_create_pool(1024, log);
|
|
|
231 if (init_cycle.pool == NULL) {
|
|
0
|
232 return 1;
|
|
|
233 }
|
|
|
234
|
|
160
|
235 if (ngx_save_argv(&init_cycle, argc, argv) != NGX_OK) {
|
|
2
|
236 return 1;
|
|
|
237 }
|
|
|
238
|
|
160
|
239 if (ngx_getopt(&init_cycle, argc, ngx_argv) != NGX_OK) {
|
|
0
|
240 return 1;
|
|
|
241 }
|
|
|
242
|
|
188
|
243 if (ngx_show_version) {
|
|
|
244 ngx_write_fd(ngx_stderr_fileno, "nginx version: " NGINX_VER CRLF,
|
|
|
245 sizeof("nginx version: " NGINX_VER CRLF) - 1);
|
|
|
246
|
|
270
|
247 if (ngx_show_configure) {
|
|
188
|
248 #ifdef NGX_COMPILER
|
|
270
|
249 ngx_write_fd(ngx_stderr_fileno, "built by " NGX_COMPILER CRLF,
|
|
|
250 sizeof("built by " NGX_COMPILER CRLF) - 1);
|
|
188
|
251 #endif
|
|
270
|
252
|
|
|
253 #ifndef __WATCOMC__
|
|
|
254
|
|
|
255 /* OpenWatcomC could not build the long NGX_CONFIGURE string */
|
|
|
256
|
|
|
257 ngx_write_fd(ngx_stderr_fileno,
|
|
|
258 "configure arguments: " NGX_CONFIGURE CRLF,
|
|
|
259 sizeof("configure arguments :" NGX_CONFIGURE CRLF) - 1);
|
|
|
260 #endif
|
|
|
261 }
|
|
|
262
|
|
190
|
263 if (!ngx_test_config) {
|
|
|
264 return 0;
|
|
|
265 }
|
|
188
|
266 }
|
|
|
267
|
|
0
|
268 if (ngx_test_config) {
|
|
|
269 log->log_level = NGX_LOG_INFO;
|
|
|
270 }
|
|
|
271
|
|
160
|
272 if (ngx_os_init(log) != NGX_OK) {
|
|
0
|
273 return 1;
|
|
|
274 }
|
|
|
275
|
|
270
|
276 /* ngx_crc32_init() requires ngx_cacheline_size set in ngx_os_init() */
|
|
|
277
|
|
|
278 if (ngx_crc32_init() != NGX_OK) {
|
|
|
279 return 1;
|
|
|
280 }
|
|
|
281
|
|
160
|
282 if (ngx_add_inherited_sockets(&init_cycle) != NGX_OK) {
|
|
0
|
283 return 1;
|
|
|
284 }
|
|
|
285
|
|
|
286 ngx_max_module = 0;
|
|
|
287 for (i = 0; ngx_modules[i]; i++) {
|
|
|
288 ngx_modules[i]->index = ngx_max_module++;
|
|
|
289 }
|
|
|
290
|
|
|
291 cycle = ngx_init_cycle(&init_cycle);
|
|
|
292 if (cycle == NULL) {
|
|
|
293 if (ngx_test_config) {
|
|
|
294 ngx_log_error(NGX_LOG_EMERG, log, 0,
|
|
106
|
295 "the configuration file %s test failed",
|
|
0
|
296 init_cycle.conf_file.data);
|
|
|
297 }
|
|
|
298
|
|
|
299 return 1;
|
|
|
300 }
|
|
|
301
|
|
|
302 if (ngx_test_config) {
|
|
|
303 ngx_log_error(NGX_LOG_INFO, log, 0,
|
|
106
|
304 "the configuration file %s was tested successfully",
|
|
4
|
305 cycle->conf_file.data);
|
|
0
|
306 return 0;
|
|
|
307 }
|
|
|
308
|
|
|
309 ngx_os_status(cycle->log);
|
|
|
310
|
|
|
311 ngx_cycle = cycle;
|
|
|
312
|
|
|
313 ccf = (ngx_core_conf_t *) ngx_get_conf(cycle->conf_ctx, ngx_core_module);
|
|
|
314
|
|
|
315 ngx_process = ccf->master ? NGX_PROCESS_MASTER : NGX_PROCESS_SINGLE;
|
|
|
316
|
|
10
|
317 #if (NGX_WIN32)
|
|
0
|
318
|
|
|
319 #if 0
|
|
|
320
|
|
|
321 TODO:
|
|
|
322
|
|
|
323 if (ccf->run_as_service) {
|
|
160
|
324 if (ngx_service(cycle->log) != NGX_OK) {
|
|
0
|
325 return 1;
|
|
|
326 }
|
|
|
327
|
|
|
328 return 0;
|
|
|
329 }
|
|
|
330 #endif
|
|
|
331
|
|
|
332 #else
|
|
|
333
|
|
160
|
334 if (ngx_init_signals(cycle->log) != NGX_OK) {
|
|
88
|
335 return 1;
|
|
|
336 }
|
|
|
337
|
|
0
|
338 if (!ngx_inherited && ccf->daemon) {
|
|
160
|
339 if (ngx_daemon(cycle->log) != NGX_OK) {
|
|
0
|
340 return 1;
|
|
|
341 }
|
|
|
342
|
|
|
343 ngx_daemonized = 1;
|
|
|
344 }
|
|
|
345
|
|
160
|
346 if (ngx_create_pidfile(&ccf->pid, cycle->log) != NGX_OK) {
|
|
0
|
347 return 1;
|
|
|
348 }
|
|
|
349
|
|
|
350 #endif
|
|
|
351
|
|
|
352 if (ngx_process == NGX_PROCESS_MASTER) {
|
|
2
|
353 ngx_master_process_cycle(cycle);
|
|
0
|
354
|
|
|
355 } else {
|
|
2
|
356 ngx_single_process_cycle(cycle);
|
|
0
|
357 }
|
|
|
358
|
|
|
359 return 0;
|
|
|
360 }
|
|
|
361
|
|
|
362
|
|
48
|
363 static ngx_int_t
|
|
|
364 ngx_add_inherited_sockets(ngx_cycle_t *cycle)
|
|
0
|
365 {
|
|
50
|
366 u_char *p, *v, *inherited;
|
|
|
367 ngx_int_t s;
|
|
|
368 ngx_listening_t *ls;
|
|
0
|
369
|
|
|
370 inherited = (u_char *) getenv(NGINX_VAR);
|
|
|
371
|
|
|
372 if (inherited == NULL) {
|
|
|
373 return NGX_OK;
|
|
|
374 }
|
|
|
375
|
|
10
|
376 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0,
|
|
0
|
377 "using inherited sockets from \"%s\"", inherited);
|
|
|
378
|
|
10
|
379 if (ngx_array_init(&cycle->listening, cycle->pool, 10,
|
|
242
|
380 sizeof(ngx_listening_t))
|
|
|
381 == NGX_ERROR)
|
|
10
|
382 {
|
|
|
383 return NGX_ERROR;
|
|
|
384 }
|
|
0
|
385
|
|
|
386 for (p = inherited, v = p; *p; p++) {
|
|
|
387 if (*p == ':' || *p == ';') {
|
|
|
388 s = ngx_atoi(v, p - v);
|
|
|
389 if (s == NGX_ERROR) {
|
|
|
390 ngx_log_error(NGX_LOG_EMERG, cycle->log, 0,
|
|
86
|
391 "invalid socket number \"%s\" in " NGINX_VAR
|
|
|
392 " environment variable, ignoring the rest"
|
|
|
393 " of the variable", v);
|
|
0
|
394 break;
|
|
|
395 }
|
|
|
396
|
|
|
397 v = p + 1;
|
|
|
398
|
|
50
|
399 ls = ngx_array_push(&cycle->listening);
|
|
|
400 if (ls == NULL) {
|
|
0
|
401 return NGX_ERROR;
|
|
|
402 }
|
|
|
403
|
|
72
|
404 ngx_memzero(ls, sizeof(ngx_listening_t));
|
|
|
405
|
|
50
|
406 ls->fd = (ngx_socket_t) s;
|
|
0
|
407 }
|
|
|
408 }
|
|
|
409
|
|
|
410 ngx_inherited = 1;
|
|
|
411
|
|
|
412 return ngx_set_inherited_sockets(cycle);
|
|
|
413 }
|
|
|
414
|
|
|
415
|
|
278
|
416 char **
|
|
|
417 ngx_set_environment(ngx_cycle_t *cycle, ngx_uint_t *last)
|
|
|
418 {
|
|
|
419 char **p, **env;
|
|
|
420 ngx_str_t *var;
|
|
|
421 ngx_uint_t i, n;
|
|
|
422 ngx_core_conf_t *ccf;
|
|
|
423
|
|
|
424 ccf = (ngx_core_conf_t *) ngx_get_conf(cycle->conf_ctx, ngx_core_module);
|
|
|
425
|
|
|
426 if (last) {
|
|
|
427 n = *last;
|
|
|
428
|
|
|
429 } else {
|
|
|
430 if (ccf->environment) {
|
|
|
431 return ccf->environment;
|
|
|
432 }
|
|
|
433
|
|
|
434 n = 0;
|
|
|
435 }
|
|
|
436
|
|
|
437 var = ccf->env.elts;
|
|
|
438
|
|
|
439 for (i = 0; i < ccf->env.nelts; i++) {
|
|
|
440 if (ngx_strcmp(var[i].data, "TZ") == 0
|
|
|
441 || ngx_strncmp(var[i].data, "TZ=", 3) == 0)
|
|
|
442 {
|
|
|
443 goto tz_found;
|
|
|
444 }
|
|
|
445 }
|
|
|
446
|
|
|
447 var = ngx_array_push(&ccf->env);
|
|
|
448
|
|
|
449 var->len = 2;
|
|
|
450 var->data = (u_char *) "TZ";
|
|
|
451
|
|
|
452 var = ccf->env.elts;
|
|
|
453
|
|
|
454 tz_found:
|
|
|
455
|
|
|
456 for (i = 0; i < ccf->env.nelts; i++) {
|
|
|
457
|
|
|
458 if (var[i].data[var[i].len] == '=') {
|
|
|
459 n++;
|
|
|
460 continue;
|
|
|
461 }
|
|
|
462
|
|
|
463 for (p = ngx_os_environ; *p; p++) {
|
|
|
464
|
|
|
465 if (ngx_strncmp(*p, var[i].data, var[i].len) == 0
|
|
|
466 && (*p)[var[i].len] == '=')
|
|
|
467 {
|
|
|
468 n++;
|
|
|
469 break;
|
|
|
470 }
|
|
|
471 }
|
|
|
472 }
|
|
|
473
|
|
|
474 if (last) {
|
|
|
475 *last = n;
|
|
|
476 env = ngx_alloc((n + 1) * sizeof(char *), cycle->log);
|
|
|
477
|
|
|
478 } else {
|
|
|
479 env = ngx_palloc(cycle->pool, (n + 1) * sizeof(char *));
|
|
|
480 }
|
|
|
481
|
|
|
482 if (env == NULL) {
|
|
|
483 return NULL;
|
|
|
484 }
|
|
|
485
|
|
|
486 n = 0;
|
|
|
487
|
|
|
488 for (i = 0; i < ccf->env.nelts; i++) {
|
|
|
489
|
|
|
490 if (var[i].data[var[i].len] == '=') {
|
|
|
491 env[n++] = (char *) var[i].data;
|
|
|
492 continue;
|
|
|
493 }
|
|
|
494
|
|
|
495 for (p = ngx_os_environ; *p; p++) {
|
|
|
496
|
|
|
497 if (ngx_strncmp(*p, var[i].data, var[i].len) == 0
|
|
|
498 && (*p)[var[i].len] == '=')
|
|
|
499 {
|
|
|
500 env[n++] = *p;
|
|
|
501 break;
|
|
|
502 }
|
|
|
503 }
|
|
|
504 }
|
|
|
505
|
|
|
506 env[n] = NULL;
|
|
|
507
|
|
|
508 if (last == NULL) {
|
|
|
509 ccf->environment = env;
|
|
|
510 environ = env;
|
|
|
511 }
|
|
|
512
|
|
|
513 return env;
|
|
|
514 }
|
|
|
515
|
|
|
516
|
|
92
|
517 ngx_pid_t
|
|
|
518 ngx_exec_new_binary(ngx_cycle_t *cycle, char *const *argv)
|
|
0
|
519 {
|
|
278
|
520 char **env, *var;
|
|
|
521 u_char *p;
|
|
|
522 ngx_uint_t i, n;
|
|
|
523 ngx_pid_t pid;
|
|
|
524 ngx_exec_ctx_t ctx;
|
|
|
525 ngx_core_conf_t *ccf;
|
|
|
526 ngx_listening_t *ls;
|
|
0
|
527
|
|
|
528 ctx.path = argv[0];
|
|
|
529 ctx.name = "new binary process";
|
|
|
530 ctx.argv = argv;
|
|
|
531
|
|
278
|
532 n = 2;
|
|
|
533 env = ngx_set_environment(cycle, &n);
|
|
|
534 if (env == NULL) {
|
|
|
535 return NGX_INVALID_PID;
|
|
|
536 }
|
|
|
537
|
|
0
|
538 var = ngx_alloc(sizeof(NGINX_VAR)
|
|
50
|
539 + cycle->listening.nelts * (NGX_INT32_LEN + 1) + 2,
|
|
0
|
540 cycle->log);
|
|
|
541
|
|
10
|
542 p = ngx_cpymem(var, NGINX_VAR "=", sizeof(NGINX_VAR));
|
|
0
|
543
|
|
|
544 ls = cycle->listening.elts;
|
|
|
545 for (i = 0; i < cycle->listening.nelts; i++) {
|
|
10
|
546 p = ngx_sprintf(p, "%ud;", ls[i].fd);
|
|
0
|
547 }
|
|
|
548
|
|
10
|
549 *p = '\0';
|
|
|
550
|
|
278
|
551 env[n++] = var;
|
|
2
|
552
|
|
|
553 #if (NGX_SETPROCTITLE_USES_ENV)
|
|
|
554
|
|
10
|
555 /* allocate the spare 300 bytes for the new binary process title */
|
|
2
|
556
|
|
278
|
557 env[n++] = "SPARE=XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX"
|
|
|
558 "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX"
|
|
|
559 "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX"
|
|
|
560 "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX"
|
|
|
561 "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX";
|
|
2
|
562
|
|
|
563 #endif
|
|
|
564
|
|
278
|
565 env[n] = NULL;
|
|
|
566
|
|
|
567 #if (NGX_DEBUG)
|
|
|
568 {
|
|
|
569 char **e;
|
|
|
570 for (e = env; *e; e++) {
|
|
|
571 ngx_log_debug1(NGX_LOG_DEBUG_CORE, cycle->log, 0, "env: %s", *e);
|
|
|
572 }
|
|
|
573 }
|
|
|
574 #endif
|
|
|
575
|
|
|
576 ctx.envp = (char *const *) env;
|
|
0
|
577
|
|
92
|
578 ccf = (ngx_core_conf_t *) ngx_get_conf(cycle->conf_ctx, ngx_core_module);
|
|
|
579
|
|
278
|
580 if (ngx_rename_file(ccf->pid.data, ccf->oldpid.data) != NGX_OK) {
|
|
92
|
581 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno,
|
|
|
582 ngx_rename_file_n " %s to %s failed "
|
|
|
583 "before executing new binary process \"%s\"",
|
|
|
584 ccf->pid.data, ccf->oldpid.data, argv[0]);
|
|
|
585
|
|
278
|
586 ngx_free(env);
|
|
92
|
587 ngx_free(var);
|
|
|
588
|
|
|
589 return NGX_INVALID_PID;
|
|
|
590 }
|
|
|
591
|
|
0
|
592 pid = ngx_execute(cycle, &ctx);
|
|
|
593
|
|
92
|
594 if (pid == NGX_INVALID_PID) {
|
|
278
|
595 if (ngx_rename_file(ccf->oldpid.data, ccf->pid.data) != NGX_OK) {
|
|
92
|
596 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno,
|
|
278
|
597 ngx_rename_file_n " %s back to %s failed after "
|
|
|
598 "the try to execute the new binary process \"%s\"",
|
|
92
|
599 ccf->oldpid.data, ccf->pid.data, argv[0]);
|
|
|
600 }
|
|
|
601 }
|
|
|
602
|
|
278
|
603 ngx_free(env);
|
|
0
|
604 ngx_free(var);
|
|
|
605
|
|
|
606 return pid;
|
|
|
607 }
|
|
|
608
|
|
|
609
|
|
92
|
610 static ngx_int_t
|
|
|
611 ngx_getopt(ngx_cycle_t *cycle, int argc, char *const *argv)
|
|
0
|
612 {
|
|
|
613 ngx_int_t i;
|
|
|
614
|
|
2
|
615 for (i = 1; i < argc; i++) {
|
|
|
616 if (argv[i][0] != '-') {
|
|
0
|
617 ngx_log_error(NGX_LOG_EMERG, cycle->log, 0,
|
|
2
|
618 "invalid option: \"%s\"", argv[i]);
|
|
0
|
619 return NGX_ERROR;
|
|
|
620 }
|
|
|
621
|
|
2
|
622 switch (argv[i][1]) {
|
|
0
|
623
|
|
188
|
624 case 'v':
|
|
|
625 ngx_show_version = 1;
|
|
|
626 break;
|
|
|
627
|
|
270
|
628 case 'V':
|
|
|
629 ngx_show_version = 1;
|
|
|
630 ngx_show_configure = 1;
|
|
|
631 break;
|
|
|
632
|
|
0
|
633 case 't':
|
|
|
634 ngx_test_config = 1;
|
|
|
635 break;
|
|
|
636
|
|
|
637 case 'c':
|
|
2
|
638 if (argv[i + 1] == NULL) {
|
|
0
|
639 ngx_log_error(NGX_LOG_EMERG, cycle->log, 0,
|
|
|
640 "the option: \"%s\" requires file name",
|
|
2
|
641 argv[i]);
|
|
0
|
642 return NGX_ERROR;
|
|
|
643 }
|
|
|
644
|
|
2
|
645 cycle->conf_file.data = (u_char *) argv[++i];
|
|
0
|
646 cycle->conf_file.len = ngx_strlen(cycle->conf_file.data);
|
|
|
647 break;
|
|
|
648
|
|
|
649 default:
|
|
|
650 ngx_log_error(NGX_LOG_EMERG, cycle->log, 0,
|
|
2
|
651 "invalid option: \"%s\"", argv[i]);
|
|
0
|
652 return NGX_ERROR;
|
|
|
653 }
|
|
|
654 }
|
|
|
655
|
|
|
656 if (cycle->conf_file.data == NULL) {
|
|
|
657 cycle->conf_file.len = sizeof(NGX_CONF_PATH) - 1;
|
|
|
658 cycle->conf_file.data = (u_char *) NGX_CONF_PATH;
|
|
|
659 }
|
|
|
660
|
|
|
661 if (ngx_conf_full_name(cycle, &cycle->conf_file) == NGX_ERROR) {
|
|
|
662 return NGX_ERROR;
|
|
|
663 }
|
|
|
664
|
|
|
665 return NGX_OK;
|
|
|
666 }
|
|
|
667
|
|
|
668
|
|
48
|
669 static ngx_int_t
|
|
|
670 ngx_save_argv(ngx_cycle_t *cycle, int argc, char *const *argv)
|
|
2
|
671 {
|
|
50
|
672 #if (NGX_FREEBSD)
|
|
|
673
|
|
|
674 ngx_os_argv = (char **) argv;
|
|
|
675 ngx_argc = argc;
|
|
|
676 ngx_argv = (char **) argv;
|
|
|
677
|
|
|
678 #else
|
|
2
|
679 size_t len;
|
|
|
680 ngx_int_t i;
|
|
|
681
|
|
|
682 ngx_os_argv = (char **) argv;
|
|
|
683 ngx_argc = argc;
|
|
|
684
|
|
50
|
685 ngx_argv = ngx_alloc((argc + 1) * sizeof(char *), cycle->log);
|
|
|
686 if (ngx_argv == NULL) {
|
|
2
|
687 return NGX_ERROR;
|
|
|
688 }
|
|
|
689
|
|
|
690 for (i = 0; i < argc; i++) {
|
|
|
691 len = ngx_strlen(argv[i]) + 1;
|
|
|
692
|
|
50
|
693 ngx_argv[i] = ngx_alloc(len, cycle->log);
|
|
|
694 if (ngx_argv[i] == NULL) {
|
|
2
|
695 return NGX_ERROR;
|
|
|
696 }
|
|
|
697
|
|
66
|
698 (void) ngx_cpystrn((u_char *) ngx_argv[i], (u_char *) argv[i], len);
|
|
2
|
699 }
|
|
|
700
|
|
|
701 ngx_argv[i] = NULL;
|
|
|
702
|
|
|
703 #endif
|
|
|
704
|
|
278
|
705 ngx_os_environ = environ;
|
|
|
706
|
|
2
|
707 return NGX_OK;
|
|
|
708 }
|
|
|
709
|
|
|
710
|
|
48
|
711 static void *
|
|
|
712 ngx_core_module_create_conf(ngx_cycle_t *cycle)
|
|
0
|
713 {
|
|
|
714 ngx_core_conf_t *ccf;
|
|
|
715
|
|
50
|
716 ccf = ngx_pcalloc(cycle->pool, sizeof(ngx_core_conf_t));
|
|
|
717 if (ccf == NULL) {
|
|
0
|
718 return NULL;
|
|
|
719 }
|
|
28
|
720
|
|
|
721 /*
|
|
|
722 * set by pcalloc()
|
|
0
|
723 *
|
|
28
|
724 * ccf->pid = NULL;
|
|
92
|
725 * ccf->oldpid = NULL;
|
|
28
|
726 * ccf->priority = 0;
|
|
126
|
727 * ccf->cpu_affinity_n = 0;
|
|
|
728 * ccf->cpu_affinity = NULL;
|
|
0
|
729 */
|
|
28
|
730
|
|
0
|
731 ccf->daemon = NGX_CONF_UNSET;
|
|
|
732 ccf->master = NGX_CONF_UNSET;
|
|
112
|
733 ccf->timer_resolution = NGX_CONF_UNSET_MSEC;
|
|
|
734
|
|
0
|
735 ccf->worker_processes = NGX_CONF_UNSET;
|
|
10
|
736 ccf->debug_points = NGX_CONF_UNSET;
|
|
92
|
737
|
|
|
738 ccf->rlimit_nofile = NGX_CONF_UNSET;
|
|
270
|
739 ccf->rlimit_core = NGX_CONF_UNSET_SIZE;
|
|
92
|
740 ccf->rlimit_sigpending = NGX_CONF_UNSET;
|
|
|
741
|
|
66
|
742 ccf->user = (ngx_uid_t) NGX_CONF_UNSET_UINT;
|
|
|
743 ccf->group = (ngx_gid_t) NGX_CONF_UNSET_UINT;
|
|
92
|
744
|
|
0
|
745 #if (NGX_THREADS)
|
|
|
746 ccf->worker_threads = NGX_CONF_UNSET;
|
|
10
|
747 ccf->thread_stack_size = NGX_CONF_UNSET_SIZE;
|
|
0
|
748 #endif
|
|
|
749
|
|
278
|
750 if (ngx_array_init(&ccf->env, cycle->pool, 1, sizeof(ngx_str_t))
|
|
|
751 != NGX_OK)
|
|
|
752 {
|
|
|
753 return NULL;
|
|
|
754 }
|
|
|
755
|
|
0
|
756 return ccf;
|
|
|
757 }
|
|
|
758
|
|
|
759
|
|
48
|
760 static char *
|
|
|
761 ngx_core_module_init_conf(ngx_cycle_t *cycle, void *conf)
|
|
0
|
762 {
|
|
|
763 ngx_core_conf_t *ccf = conf;
|
|
|
764
|
|
10
|
765 #if !(NGX_WIN32)
|
|
278
|
766 ngx_str_t lock_file;
|
|
|
767 struct group *grp;
|
|
|
768 struct passwd *pwd;
|
|
0
|
769 #endif
|
|
|
770
|
|
|
771 ngx_conf_init_value(ccf->daemon, 1);
|
|
|
772 ngx_conf_init_value(ccf->master, 1);
|
|
112
|
773 ngx_conf_init_msec_value(ccf->timer_resolution, 0);
|
|
|
774
|
|
0
|
775 ngx_conf_init_value(ccf->worker_processes, 1);
|
|
10
|
776 ngx_conf_init_value(ccf->debug_points, 0);
|
|
0
|
777
|
|
126
|
778 #if (NGX_HAVE_SCHED_SETAFFINITY)
|
|
|
779
|
|
|
780 if (ccf->cpu_affinity_n
|
|
|
781 && ccf->cpu_affinity_n != 1
|
|
|
782 && ccf->cpu_affinity_n != (ngx_uint_t) ccf->worker_processes)
|
|
|
783 {
|
|
|
784 ngx_log_error(NGX_LOG_WARN, cycle->log, 0,
|
|
|
785 "number of the \"worker_processes\" is not equal to "
|
|
|
786 "the number of the \"worker_cpu_affinity\" mask, "
|
|
|
787 "using last mask for remaining worker processes");
|
|
|
788 }
|
|
|
789
|
|
|
790 #endif
|
|
|
791
|
|
0
|
792 #if (NGX_THREADS)
|
|
126
|
793
|
|
0
|
794 ngx_conf_init_value(ccf->worker_threads, 0);
|
|
|
795 ngx_threads_n = ccf->worker_threads;
|
|
|
796 ngx_conf_init_size_value(ccf->thread_stack_size, 2 * 1024 * 1024);
|
|
126
|
797
|
|
0
|
798 #endif
|
|
|
799
|
|
10
|
800 #if !(NGX_WIN32)
|
|
0
|
801
|
|
66
|
802 if (ccf->user == (uid_t) NGX_CONF_UNSET_UINT && geteuid() == 0) {
|
|
0
|
803
|
|
4
|
804 pwd = getpwnam(NGX_USER);
|
|
0
|
805 if (pwd == NULL) {
|
|
|
806 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
4
|
807 "getpwnam(\"" NGX_USER "\") failed");
|
|
0
|
808 return NGX_CONF_ERROR;
|
|
|
809 }
|
|
|
810
|
|
22
|
811 ccf->username = NGX_USER;
|
|
0
|
812 ccf->user = pwd->pw_uid;
|
|
|
813
|
|
4
|
814 grp = getgrnam(NGX_GROUP);
|
|
0
|
815 if (grp == NULL) {
|
|
|
816 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
4
|
817 "getgrnam(\"" NGX_GROUP "\") failed");
|
|
0
|
818 return NGX_CONF_ERROR;
|
|
|
819 }
|
|
|
820
|
|
|
821 ccf->group = grp->gr_gid;
|
|
|
822 }
|
|
|
823
|
|
|
824 if (ccf->pid.len == 0) {
|
|
|
825 ccf->pid.len = sizeof(NGX_PID_PATH) - 1;
|
|
2
|
826 ccf->pid.data = (u_char *) NGX_PID_PATH;
|
|
0
|
827 }
|
|
|
828
|
|
|
829 if (ngx_conf_full_name(cycle, &ccf->pid) == NGX_ERROR) {
|
|
|
830 return NGX_CONF_ERROR;
|
|
|
831 }
|
|
|
832
|
|
92
|
833 ccf->oldpid.len = ccf->pid.len + sizeof(NGX_OLDPID_EXT);
|
|
0
|
834
|
|
92
|
835 ccf->oldpid.data = ngx_palloc(cycle->pool, ccf->oldpid.len);
|
|
|
836 if (ccf->oldpid.data == NULL) {
|
|
0
|
837 return NGX_CONF_ERROR;
|
|
|
838 }
|
|
|
839
|
|
92
|
840 ngx_memcpy(ngx_cpymem(ccf->oldpid.data, ccf->pid.data, ccf->pid.len),
|
|
|
841 NGX_OLDPID_EXT, sizeof(NGX_OLDPID_EXT));
|
|
0
|
842
|
|
258
|
843
|
|
160
|
844 if (ccf->lock_file.len == 0) {
|
|
|
845 ccf->lock_file.len = sizeof(NGX_LOCK_PATH) - 1;
|
|
|
846 ccf->lock_file.data = (u_char *) NGX_LOCK_PATH;
|
|
|
847 }
|
|
|
848
|
|
|
849 if (ngx_conf_full_name(cycle, &ccf->lock_file) == NGX_ERROR) {
|
|
|
850 return NGX_CONF_ERROR;
|
|
|
851 }
|
|
|
852
|
|
258
|
853 lock_file = cycle->old_cycle->lock_file;
|
|
|
854
|
|
|
855 if (lock_file.len) {
|
|
|
856 lock_file.len--;
|
|
|
857
|
|
|
858 if (ccf->lock_file.len != lock_file.len
|
|
|
859 || ngx_strncmp(ccf->lock_file.data, lock_file.data, lock_file.len)
|
|
|
860 != 0)
|
|
|
861 {
|
|
|
862 ngx_log_error(NGX_LOG_EMERG, cycle->log, 0,
|
|
|
863 "\"lock_file\" could not be changed, ignored");
|
|
|
864 }
|
|
|
865
|
|
|
866 cycle->lock_file.len = lock_file.len + 1;
|
|
|
867 lock_file.len += sizeof(".accept");
|
|
|
868
|
|
|
869 cycle->lock_file.data = ngx_pstrdup(cycle->pool, &lock_file);
|
|
|
870 if (cycle->lock_file.data == NULL) {
|
|
|
871 return NGX_CONF_ERROR;
|
|
|
872 }
|
|
|
873
|
|
|
874 } else {
|
|
|
875 cycle->lock_file.len = ccf->lock_file.len + 1;
|
|
|
876 cycle->lock_file.data = ngx_palloc(cycle->pool,
|
|
|
877 ccf->lock_file.len + sizeof(".accept"));
|
|
|
878 if (cycle->lock_file.data == NULL) {
|
|
|
879 return NGX_CONF_ERROR;
|
|
|
880 }
|
|
|
881
|
|
|
882 ngx_memcpy(ngx_cpymem(cycle->lock_file.data, ccf->lock_file.data,
|
|
|
883 ccf->lock_file.len),
|
|
|
884 ".accept", sizeof(".accept"));
|
|
|
885 }
|
|
|
886
|
|
0
|
887 #endif
|
|
|
888
|
|
|
889 return NGX_CONF_OK;
|
|
|
890 }
|
|
|
891
|
|
|
892
|
|
48
|
893 static char *
|
|
|
894 ngx_set_user(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
0
|
895 {
|
|
10
|
896 #if (NGX_WIN32)
|
|
0
|
897
|
|
|
898 ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
|
|
|
899 "\"user\" is not supported, ignored");
|
|
|
900
|
|
|
901 return NGX_CONF_OK;
|
|
|
902
|
|
|
903 #else
|
|
|
904
|
|
|
905 ngx_core_conf_t *ccf = conf;
|
|
|
906
|
|
4
|
907 char *group;
|
|
0
|
908 struct passwd *pwd;
|
|
|
909 struct group *grp;
|
|
|
910 ngx_str_t *value;
|
|
|
911
|
|
66
|
912 if (ccf->user != (uid_t) NGX_CONF_UNSET_UINT) {
|
|
0
|
913 return "is duplicate";
|
|
|
914 }
|
|
|
915
|
|
4
|
916 if (geteuid() != 0) {
|
|
|
917 ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
|
|
|
918 "the \"user\" directive makes sense only "
|
|
|
919 "if the master process runs "
|
|
|
920 "with super-user privileges, ignored");
|
|
|
921 return NGX_CONF_OK;
|
|
|
922 }
|
|
|
923
|
|
0
|
924 value = (ngx_str_t *) cf->args->elts;
|
|
|
925
|
|
22
|
926 ccf->username = (char *) value[1].data;
|
|
|
927
|
|
0
|
928 pwd = getpwnam((const char *) value[1].data);
|
|
|
929 if (pwd == NULL) {
|
|
|
930 ngx_conf_log_error(NGX_LOG_EMERG, cf, ngx_errno,
|
|
2
|
931 "getpwnam(\"%s\") failed", value[1].data);
|
|
0
|
932 return NGX_CONF_ERROR;
|
|
|
933 }
|
|
|
934
|
|
|
935 ccf->user = pwd->pw_uid;
|
|
|
936
|
|
4
|
937 group = (char *) ((cf->args->nelts == 2) ? value[1].data : value[2].data);
|
|
0
|
938
|
|
4
|
939 grp = getgrnam(group);
|
|
0
|
940 if (grp == NULL) {
|
|
|
941 ngx_conf_log_error(NGX_LOG_EMERG, cf, ngx_errno,
|
|
4
|
942 "getgrnam(\"%s\") failed", group);
|
|
0
|
943 return NGX_CONF_ERROR;
|
|
|
944 }
|
|
|
945
|
|
|
946 ccf->group = grp->gr_gid;
|
|
|
947
|
|
|
948 return NGX_CONF_OK;
|
|
|
949
|
|
|
950 #endif
|
|
|
951 }
|
|
22
|
952
|
|
|
953
|
|
48
|
954 static char *
|
|
278
|
955 ngx_set_env(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
|
956 {
|
|
|
957 ngx_core_conf_t *ccf = conf;
|
|
|
958
|
|
|
959 ngx_str_t *value, *var;
|
|
|
960 ngx_uint_t i;
|
|
|
961
|
|
|
962 var = ngx_array_push(&ccf->env);
|
|
|
963 if (var == NULL) {
|
|
|
964 return NGX_CONF_ERROR;
|
|
|
965 }
|
|
|
966
|
|
|
967 value = cf->args->elts;
|
|
|
968 *var = value[1];
|
|
|
969
|
|
|
970 for (i = 0; i < value[1].len; i++) {
|
|
|
971
|
|
|
972 if (value[1].data[i] == '=') {
|
|
|
973
|
|
|
974 var->len = i;
|
|
|
975
|
|
|
976 return NGX_CONF_OK;
|
|
|
977 }
|
|
|
978 }
|
|
|
979
|
|
|
980 return NGX_CONF_OK;
|
|
|
981 }
|
|
|
982
|
|
|
983
|
|
|
984 static char *
|
|
48
|
985 ngx_set_priority(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
22
|
986 {
|
|
|
987 ngx_core_conf_t *ccf = conf;
|
|
|
988
|
|
|
989 ngx_str_t *value;
|
|
|
990 ngx_uint_t n, minus;
|
|
|
991
|
|
|
992 if (ccf->priority != 0) {
|
|
|
993 return "is duplicate";
|
|
|
994 }
|
|
|
995
|
|
|
996 value = cf->args->elts;
|
|
|
997
|
|
|
998 if (value[1].data[0] == '-') {
|
|
|
999 n = 1;
|
|
|
1000 minus = 1;
|
|
|
1001
|
|
|
1002 } else if (value[1].data[0] == '+') {
|
|
|
1003 n = 1;
|
|
|
1004 minus = 0;
|
|
|
1005
|
|
|
1006 } else {
|
|
|
1007 n = 0;
|
|
|
1008 minus = 0;
|
|
|
1009 }
|
|
|
1010
|
|
|
1011 ccf->priority = ngx_atoi(&value[1].data[n], value[1].len - n);
|
|
|
1012 if (ccf->priority == NGX_ERROR) {
|
|
|
1013 return "invalid number";
|
|
|
1014 }
|
|
|
1015
|
|
|
1016 if (minus) {
|
|
|
1017 ccf->priority = -ccf->priority;
|
|
|
1018 }
|
|
|
1019
|
|
|
1020 return NGX_CONF_OK;
|
|
|
1021 }
|
|
126
|
1022
|
|
|
1023
|
|
|
1024 static char *
|
|
|
1025 ngx_set_cpu_affinity(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
|
1026 {
|
|
|
1027 #if (NGX_HAVE_SCHED_SETAFFINITY)
|
|
|
1028 ngx_core_conf_t *ccf = conf;
|
|
|
1029
|
|
|
1030 u_char ch;
|
|
|
1031 u_long *mask;
|
|
|
1032 ngx_str_t *value;
|
|
|
1033 ngx_uint_t i, n;
|
|
|
1034
|
|
|
1035 if (ccf->cpu_affinity) {
|
|
|
1036 return "is duplicate";
|
|
|
1037 }
|
|
|
1038
|
|
|
1039 mask = ngx_palloc(cf->pool, (cf->args->nelts - 1) * sizeof(long));
|
|
|
1040 if (mask == NULL) {
|
|
|
1041 return NGX_CONF_ERROR;
|
|
|
1042 }
|
|
|
1043
|
|
|
1044 ccf->cpu_affinity_n = cf->args->nelts - 1;
|
|
|
1045 ccf->cpu_affinity = mask;
|
|
|
1046
|
|
|
1047 value = cf->args->elts;
|
|
|
1048
|
|
|
1049 for (n = 1; n < cf->args->nelts; n++) {
|
|
|
1050
|
|
|
1051 if (value[n].len > 32) {
|
|
|
1052 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
1053 "\"worker_cpu_affinity\" supports up to 32 CPU only");
|
|
|
1054 return NGX_CONF_ERROR;
|
|
|
1055 }
|
|
|
1056
|
|
|
1057 mask[n - 1] = 0;
|
|
|
1058
|
|
|
1059 for (i = 0; i < value[n].len; i++) {
|
|
|
1060
|
|
|
1061 ch = value[n].data[i];
|
|
|
1062
|
|
|
1063 if (ch == ' ') {
|
|
|
1064 continue;
|
|
|
1065 }
|
|
|
1066
|
|
|
1067 mask[n - 1] <<= 1;
|
|
|
1068
|
|
|
1069 if (ch == '0') {
|
|
|
1070 continue;
|
|
|
1071 }
|
|
|
1072
|
|
|
1073 if (ch == '1') {
|
|
|
1074 mask[n - 1] |= 1;
|
|
|
1075 continue;
|
|
|
1076 }
|
|
|
1077
|
|
|
1078 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
1079 "invalid character \"%c\" in \"worker_cpu_affinity\"",
|
|
|
1080 ch);
|
|
|
1081 return NGX_CONF_ERROR ;
|
|
|
1082 }
|
|
|
1083 }
|
|
|
1084
|
|
|
1085 #else
|
|
|
1086
|
|
|
1087 ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
|
|
|
1088 "\"worker_cpu_affinity\" is not supported "
|
|
|
1089 "on this platform, ignored");
|
|
|
1090 #endif
|
|
|
1091
|
|
|
1092 return NGX_CONF_OK;
|
|
|
1093 }
|
|
|
1094
|
|
|
1095
|
|
|
1096 u_long
|
|
|
1097 ngx_get_cpu_affinity(ngx_uint_t n)
|
|
|
1098 {
|
|
|
1099 ngx_core_conf_t *ccf;
|
|
|
1100
|
|
|
1101 ccf = (ngx_core_conf_t *) ngx_get_conf(ngx_cycle->conf_ctx,
|
|
|
1102 ngx_core_module);
|
|
|
1103
|
|
|
1104 if (ccf->cpu_affinity == NULL) {
|
|
|
1105 return 0;
|
|
|
1106 }
|
|
|
1107
|
|
|
1108 if (ccf->cpu_affinity_n > n) {
|
|
|
1109 return ccf->cpu_affinity[n];
|
|
|
1110 }
|
|
|
1111
|
|
|
1112 return ccf->cpu_affinity[ccf->cpu_affinity_n - 1];
|
|
|
1113 }
|
