|
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);
|
|
22
|
19 static char *ngx_set_priority(ngx_conf_t *cf, ngx_command_t *cmd, void *conf);
|
|
0
|
20
|
|
|
21
|
|
10
|
22 static ngx_conf_enum_t ngx_debug_points[] = {
|
|
|
23 { ngx_string("stop"), NGX_DEBUG_POINTS_STOP },
|
|
|
24 { ngx_string("abort"), NGX_DEBUG_POINTS_ABORT },
|
|
|
25 { ngx_null_string, 0 }
|
|
|
26 };
|
|
|
27
|
|
|
28
|
|
0
|
29 static ngx_command_t ngx_core_commands[] = {
|
|
|
30
|
|
|
31 { ngx_string("daemon"),
|
|
|
32 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1,
|
|
|
33 ngx_conf_set_flag_slot,
|
|
|
34 0,
|
|
|
35 offsetof(ngx_core_conf_t, daemon),
|
|
|
36 NULL },
|
|
|
37
|
|
|
38 { ngx_string("master_process"),
|
|
|
39 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1,
|
|
|
40 ngx_conf_set_flag_slot,
|
|
|
41 0,
|
|
|
42 offsetof(ngx_core_conf_t, master),
|
|
|
43 NULL },
|
|
|
44
|
|
|
45 { ngx_string("worker_processes"),
|
|
|
46 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1,
|
|
|
47 ngx_conf_set_num_slot,
|
|
|
48 0,
|
|
|
49 offsetof(ngx_core_conf_t, worker_processes),
|
|
|
50 NULL },
|
|
|
51
|
|
10
|
52 { ngx_string("debug_points"),
|
|
|
53 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1,
|
|
|
54 ngx_conf_set_enum_slot,
|
|
|
55 0,
|
|
|
56 offsetof(ngx_core_conf_t, debug_points),
|
|
|
57 &ngx_debug_points },
|
|
|
58
|
|
0
|
59 #if (NGX_THREADS)
|
|
|
60
|
|
|
61 { ngx_string("worker_threads"),
|
|
|
62 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1,
|
|
|
63 ngx_conf_set_num_slot,
|
|
|
64 0,
|
|
|
65 offsetof(ngx_core_conf_t, worker_threads),
|
|
|
66 NULL },
|
|
|
67
|
|
|
68 { ngx_string("thread_stack_size"),
|
|
|
69 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1,
|
|
|
70 ngx_conf_set_size_slot,
|
|
|
71 0,
|
|
|
72 offsetof(ngx_core_conf_t, thread_stack_size),
|
|
|
73 NULL },
|
|
|
74
|
|
|
75 #endif
|
|
|
76
|
|
|
77 { ngx_string("user"),
|
|
|
78 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE12,
|
|
|
79 ngx_set_user,
|
|
|
80 0,
|
|
|
81 0,
|
|
|
82 NULL },
|
|
|
83
|
|
22
|
84 { ngx_string("worker_priority"),
|
|
|
85 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1,
|
|
|
86 ngx_set_priority,
|
|
|
87 0,
|
|
|
88 0,
|
|
|
89 NULL },
|
|
|
90
|
|
0
|
91 { ngx_string("pid"),
|
|
|
92 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1,
|
|
|
93 ngx_conf_set_str_slot,
|
|
|
94 0,
|
|
|
95 offsetof(ngx_core_conf_t, pid),
|
|
|
96 NULL },
|
|
|
97
|
|
70
|
98 { ngx_string("working_directory"),
|
|
|
99 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1,
|
|
|
100 ngx_conf_set_str_slot,
|
|
|
101 0,
|
|
|
102 offsetof(ngx_core_conf_t, working_directory),
|
|
|
103 NULL },
|
|
|
104
|
|
0
|
105 ngx_null_command
|
|
|
106 };
|
|
|
107
|
|
|
108
|
|
|
109 static ngx_core_module_t ngx_core_module_ctx = {
|
|
|
110 ngx_string("core"),
|
|
|
111 ngx_core_module_create_conf,
|
|
|
112 ngx_core_module_init_conf
|
|
|
113 };
|
|
|
114
|
|
|
115
|
|
|
116 ngx_module_t ngx_core_module = {
|
|
58
|
117 NGX_MODULE_V1,
|
|
0
|
118 &ngx_core_module_ctx, /* module context */
|
|
|
119 ngx_core_commands, /* module directives */
|
|
|
120 NGX_CORE_MODULE, /* module type */
|
|
|
121 NULL, /* init module */
|
|
|
122 NULL /* init process */
|
|
|
123 };
|
|
|
124
|
|
|
125
|
|
|
126 ngx_uint_t ngx_max_module;
|
|
|
127
|
|
|
128
|
|
52
|
129 int ngx_cdecl
|
|
48
|
130 main(int argc, char *const *argv)
|
|
0
|
131 {
|
|
2
|
132 ngx_int_t i;
|
|
|
133 ngx_log_t *log;
|
|
|
134 ngx_cycle_t *cycle, init_cycle;
|
|
|
135 ngx_core_conf_t *ccf;
|
|
0
|
136
|
|
4
|
137 #if (NGX_FREEBSD)
|
|
0
|
138 ngx_debug_init();
|
|
|
139 #endif
|
|
|
140
|
|
|
141 /* TODO */ ngx_max_sockets = -1;
|
|
|
142
|
|
|
143 ngx_time_init();
|
|
|
144
|
|
4
|
145 #if (NGX_PCRE)
|
|
0
|
146 ngx_regex_init();
|
|
|
147 #endif
|
|
|
148
|
|
|
149 ngx_pid = ngx_getpid();
|
|
|
150
|
|
50
|
151 log = ngx_log_init();
|
|
|
152 if (log == NULL) {
|
|
0
|
153 return 1;
|
|
|
154 }
|
|
|
155
|
|
|
156 #if (NGX_OPENSSL)
|
|
|
157 ngx_ssl_init(log);
|
|
|
158 #endif
|
|
|
159
|
|
|
160 /* init_cycle->log is required for signal handlers and ngx_getopt() */
|
|
|
161
|
|
|
162 ngx_memzero(&init_cycle, sizeof(ngx_cycle_t));
|
|
|
163 init_cycle.log = log;
|
|
|
164 ngx_cycle = &init_cycle;
|
|
|
165
|
|
50
|
166 init_cycle.pool = ngx_create_pool(1024, log);
|
|
|
167 if (init_cycle.pool == NULL) {
|
|
0
|
168 return 1;
|
|
|
169 }
|
|
|
170
|
|
4
|
171 if (ngx_save_argv(&init_cycle, argc, argv) == NGX_ERROR) {
|
|
2
|
172 return 1;
|
|
|
173 }
|
|
|
174
|
|
4
|
175 if (ngx_getopt(&init_cycle, argc, ngx_argv) == NGX_ERROR) {
|
|
0
|
176 return 1;
|
|
|
177 }
|
|
|
178
|
|
|
179 if (ngx_test_config) {
|
|
|
180 log->log_level = NGX_LOG_INFO;
|
|
|
181 }
|
|
|
182
|
|
|
183 if (ngx_os_init(log) == NGX_ERROR) {
|
|
|
184 return 1;
|
|
|
185 }
|
|
|
186
|
|
|
187 if (ngx_add_inherited_sockets(&init_cycle) == NGX_ERROR) {
|
|
|
188 return 1;
|
|
|
189 }
|
|
|
190
|
|
|
191 ngx_max_module = 0;
|
|
|
192 for (i = 0; ngx_modules[i]; i++) {
|
|
|
193 ngx_modules[i]->index = ngx_max_module++;
|
|
|
194 }
|
|
|
195
|
|
|
196 cycle = ngx_init_cycle(&init_cycle);
|
|
|
197 if (cycle == NULL) {
|
|
|
198 if (ngx_test_config) {
|
|
|
199 ngx_log_error(NGX_LOG_EMERG, log, 0,
|
|
10
|
200 "the configuration file \"%s\" test failed",
|
|
0
|
201 init_cycle.conf_file.data);
|
|
|
202 }
|
|
|
203
|
|
|
204 return 1;
|
|
|
205 }
|
|
|
206
|
|
|
207 if (ngx_test_config) {
|
|
|
208 ngx_log_error(NGX_LOG_INFO, log, 0,
|
|
10
|
209 "the configuration file \"%s\" was tested successfully",
|
|
4
|
210 cycle->conf_file.data);
|
|
0
|
211 return 0;
|
|
|
212 }
|
|
|
213
|
|
|
214 ngx_os_status(cycle->log);
|
|
|
215
|
|
|
216 ngx_cycle = cycle;
|
|
|
217
|
|
|
218 ccf = (ngx_core_conf_t *) ngx_get_conf(cycle->conf_ctx, ngx_core_module);
|
|
|
219
|
|
|
220 ngx_process = ccf->master ? NGX_PROCESS_MASTER : NGX_PROCESS_SINGLE;
|
|
|
221
|
|
10
|
222 #if (NGX_WIN32)
|
|
0
|
223
|
|
|
224 #if 0
|
|
|
225
|
|
|
226 TODO:
|
|
|
227
|
|
|
228 if (ccf->run_as_service) {
|
|
|
229 if (ngx_service(cycle->log) == NGX_ERROR) {
|
|
|
230 return 1;
|
|
|
231 }
|
|
|
232
|
|
|
233 return 0;
|
|
|
234 }
|
|
|
235 #endif
|
|
|
236
|
|
|
237 #else
|
|
|
238
|
|
|
239 if (!ngx_inherited && ccf->daemon) {
|
|
|
240 if (ngx_daemon(cycle->log) == NGX_ERROR) {
|
|
|
241 return 1;
|
|
|
242 }
|
|
|
243
|
|
|
244 ngx_daemonized = 1;
|
|
|
245 }
|
|
|
246
|
|
|
247 if (ngx_create_pidfile(cycle, NULL) == NGX_ERROR) {
|
|
|
248 return 1;
|
|
|
249 }
|
|
|
250
|
|
|
251 #endif
|
|
|
252
|
|
|
253 if (ngx_process == NGX_PROCESS_MASTER) {
|
|
2
|
254 ngx_master_process_cycle(cycle);
|
|
0
|
255
|
|
|
256 } else {
|
|
2
|
257 ngx_single_process_cycle(cycle);
|
|
0
|
258 }
|
|
|
259
|
|
|
260 return 0;
|
|
|
261 }
|
|
|
262
|
|
|
263
|
|
48
|
264 static ngx_int_t
|
|
|
265 ngx_add_inherited_sockets(ngx_cycle_t *cycle)
|
|
0
|
266 {
|
|
50
|
267 u_char *p, *v, *inherited;
|
|
|
268 ngx_int_t s;
|
|
|
269 ngx_listening_t *ls;
|
|
0
|
270
|
|
|
271 inherited = (u_char *) getenv(NGINX_VAR);
|
|
|
272
|
|
|
273 if (inherited == NULL) {
|
|
|
274 return NGX_OK;
|
|
|
275 }
|
|
|
276
|
|
10
|
277 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0,
|
|
0
|
278 "using inherited sockets from \"%s\"", inherited);
|
|
|
279
|
|
10
|
280 if (ngx_array_init(&cycle->listening, cycle->pool, 10,
|
|
|
281 sizeof(ngx_listening_t)) == NGX_ERROR)
|
|
|
282 {
|
|
|
283 return NGX_ERROR;
|
|
|
284 }
|
|
0
|
285
|
|
|
286 for (p = inherited, v = p; *p; p++) {
|
|
|
287 if (*p == ':' || *p == ';') {
|
|
|
288 s = ngx_atoi(v, p - v);
|
|
|
289 if (s == NGX_ERROR) {
|
|
|
290 ngx_log_error(NGX_LOG_EMERG, cycle->log, 0,
|
|
|
291 "invalid socket number \"%s\" in "
|
|
54
|
292 NGINX_VAR " environment variable, "
|
|
0
|
293 "ignoring the rest of the variable", v);
|
|
|
294 break;
|
|
|
295 }
|
|
|
296
|
|
|
297 v = p + 1;
|
|
|
298
|
|
50
|
299 ls = ngx_array_push(&cycle->listening);
|
|
|
300 if (ls == NULL) {
|
|
0
|
301 return NGX_ERROR;
|
|
|
302 }
|
|
|
303
|
|
50
|
304 ls->fd = (ngx_socket_t) s;
|
|
0
|
305 }
|
|
|
306 }
|
|
|
307
|
|
|
308 ngx_inherited = 1;
|
|
|
309
|
|
|
310 return ngx_set_inherited_sockets(cycle);
|
|
|
311 }
|
|
|
312
|
|
|
313
|
|
|
314 ngx_pid_t ngx_exec_new_binary(ngx_cycle_t *cycle, char *const *argv)
|
|
|
315 {
|
|
10
|
316 char *env[3], *var;
|
|
|
317 u_char *p;
|
|
0
|
318 ngx_uint_t i;
|
|
|
319 ngx_pid_t pid;
|
|
|
320 ngx_exec_ctx_t ctx;
|
|
|
321 ngx_listening_t *ls;
|
|
|
322
|
|
|
323 ctx.path = argv[0];
|
|
|
324 ctx.name = "new binary process";
|
|
|
325 ctx.argv = argv;
|
|
|
326
|
|
|
327 var = ngx_alloc(sizeof(NGINX_VAR)
|
|
50
|
328 + cycle->listening.nelts * (NGX_INT32_LEN + 1) + 2,
|
|
0
|
329 cycle->log);
|
|
|
330
|
|
10
|
331 p = ngx_cpymem(var, NGINX_VAR "=", sizeof(NGINX_VAR));
|
|
0
|
332
|
|
|
333 ls = cycle->listening.elts;
|
|
|
334 for (i = 0; i < cycle->listening.nelts; i++) {
|
|
10
|
335 p = ngx_sprintf(p, "%ud;", ls[i].fd);
|
|
0
|
336 }
|
|
|
337
|
|
10
|
338 *p = '\0';
|
|
|
339
|
|
0
|
340 ngx_log_debug1(NGX_LOG_DEBUG_CORE, cycle->log, 0, "inherited: %s", var);
|
|
|
341
|
|
|
342 env[0] = var;
|
|
2
|
343
|
|
|
344 #if (NGX_SETPROCTITLE_USES_ENV)
|
|
|
345
|
|
10
|
346 /* allocate the spare 300 bytes for the new binary process title */
|
|
2
|
347
|
|
|
348 env[1] = "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX"
|
|
|
349 "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX"
|
|
|
350 "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX"
|
|
|
351 "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX"
|
|
|
352 "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX";
|
|
|
353
|
|
|
354 env[2] = NULL;
|
|
|
355
|
|
|
356 #else
|
|
|
357
|
|
0
|
358 env[1] = NULL;
|
|
2
|
359
|
|
|
360 #endif
|
|
|
361
|
|
0
|
362 ctx.envp = (char *const *) &env;
|
|
|
363
|
|
|
364 pid = ngx_execute(cycle, &ctx);
|
|
|
365
|
|
|
366 ngx_free(var);
|
|
|
367
|
|
|
368 return pid;
|
|
|
369 }
|
|
|
370
|
|
|
371
|
|
2
|
372 static ngx_int_t ngx_getopt(ngx_cycle_t *cycle, int argc, char *const *argv)
|
|
0
|
373 {
|
|
|
374 ngx_int_t i;
|
|
|
375
|
|
2
|
376 for (i = 1; i < argc; i++) {
|
|
|
377 if (argv[i][0] != '-') {
|
|
0
|
378 ngx_log_error(NGX_LOG_EMERG, cycle->log, 0,
|
|
2
|
379 "invalid option: \"%s\"", argv[i]);
|
|
0
|
380 return NGX_ERROR;
|
|
|
381 }
|
|
|
382
|
|
2
|
383 switch (argv[i][1]) {
|
|
0
|
384
|
|
|
385 case 't':
|
|
|
386 ngx_test_config = 1;
|
|
|
387 break;
|
|
|
388
|
|
|
389 case 'c':
|
|
2
|
390 if (argv[i + 1] == NULL) {
|
|
0
|
391 ngx_log_error(NGX_LOG_EMERG, cycle->log, 0,
|
|
|
392 "the option: \"%s\" requires file name",
|
|
2
|
393 argv[i]);
|
|
0
|
394 return NGX_ERROR;
|
|
|
395 }
|
|
|
396
|
|
2
|
397 cycle->conf_file.data = (u_char *) argv[++i];
|
|
0
|
398 cycle->conf_file.len = ngx_strlen(cycle->conf_file.data);
|
|
|
399 break;
|
|
|
400
|
|
|
401 default:
|
|
|
402 ngx_log_error(NGX_LOG_EMERG, cycle->log, 0,
|
|
2
|
403 "invalid option: \"%s\"", argv[i]);
|
|
0
|
404 return NGX_ERROR;
|
|
|
405 }
|
|
|
406 }
|
|
|
407
|
|
|
408 if (cycle->conf_file.data == NULL) {
|
|
|
409 cycle->conf_file.len = sizeof(NGX_CONF_PATH) - 1;
|
|
|
410 cycle->conf_file.data = (u_char *) NGX_CONF_PATH;
|
|
|
411 }
|
|
|
412
|
|
|
413 if (ngx_conf_full_name(cycle, &cycle->conf_file) == NGX_ERROR) {
|
|
|
414 return NGX_ERROR;
|
|
|
415 }
|
|
|
416
|
|
|
417 return NGX_OK;
|
|
|
418 }
|
|
|
419
|
|
|
420
|
|
48
|
421 static ngx_int_t
|
|
|
422 ngx_save_argv(ngx_cycle_t *cycle, int argc, char *const *argv)
|
|
2
|
423 {
|
|
50
|
424 #if (NGX_FREEBSD)
|
|
|
425
|
|
|
426 ngx_os_argv = (char **) argv;
|
|
|
427 ngx_argc = argc;
|
|
|
428 ngx_argv = (char **) argv;
|
|
|
429
|
|
|
430 #else
|
|
2
|
431 size_t len;
|
|
|
432 ngx_int_t i;
|
|
|
433
|
|
|
434 ngx_os_argv = (char **) argv;
|
|
|
435 ngx_argc = argc;
|
|
|
436
|
|
50
|
437 ngx_argv = ngx_alloc((argc + 1) * sizeof(char *), cycle->log);
|
|
|
438 if (ngx_argv == NULL) {
|
|
2
|
439 return NGX_ERROR;
|
|
|
440 }
|
|
|
441
|
|
|
442 for (i = 0; i < argc; i++) {
|
|
|
443 len = ngx_strlen(argv[i]) + 1;
|
|
|
444
|
|
50
|
445 ngx_argv[i] = ngx_alloc(len, cycle->log);
|
|
|
446 if (ngx_argv[i] == NULL) {
|
|
2
|
447 return NGX_ERROR;
|
|
|
448 }
|
|
|
449
|
|
66
|
450 (void) ngx_cpystrn((u_char *) ngx_argv[i], (u_char *) argv[i], len);
|
|
2
|
451 }
|
|
|
452
|
|
|
453 ngx_argv[i] = NULL;
|
|
|
454
|
|
|
455 #endif
|
|
|
456
|
|
|
457 return NGX_OK;
|
|
|
458 }
|
|
|
459
|
|
|
460
|
|
48
|
461 static void *
|
|
|
462 ngx_core_module_create_conf(ngx_cycle_t *cycle)
|
|
0
|
463 {
|
|
|
464 ngx_core_conf_t *ccf;
|
|
|
465
|
|
50
|
466 ccf = ngx_pcalloc(cycle->pool, sizeof(ngx_core_conf_t));
|
|
|
467 if (ccf == NULL) {
|
|
0
|
468 return NULL;
|
|
|
469 }
|
|
28
|
470
|
|
|
471 /*
|
|
|
472 * set by pcalloc()
|
|
0
|
473 *
|
|
28
|
474 * ccf->pid = NULL;
|
|
|
475 * ccf->newpid = NULL;
|
|
|
476 * ccf->priority = 0;
|
|
0
|
477 */
|
|
28
|
478
|
|
0
|
479 ccf->daemon = NGX_CONF_UNSET;
|
|
|
480 ccf->master = NGX_CONF_UNSET;
|
|
|
481 ccf->worker_processes = NGX_CONF_UNSET;
|
|
10
|
482 ccf->debug_points = NGX_CONF_UNSET;
|
|
66
|
483 ccf->user = (ngx_uid_t) NGX_CONF_UNSET_UINT;
|
|
|
484 ccf->group = (ngx_gid_t) NGX_CONF_UNSET_UINT;
|
|
0
|
485 #if (NGX_THREADS)
|
|
|
486 ccf->worker_threads = NGX_CONF_UNSET;
|
|
10
|
487 ccf->thread_stack_size = NGX_CONF_UNSET_SIZE;
|
|
0
|
488 #endif
|
|
|
489
|
|
|
490 return ccf;
|
|
|
491 }
|
|
|
492
|
|
|
493
|
|
48
|
494 static char *
|
|
|
495 ngx_core_module_init_conf(ngx_cycle_t *cycle, void *conf)
|
|
0
|
496 {
|
|
|
497 ngx_core_conf_t *ccf = conf;
|
|
|
498
|
|
10
|
499 #if !(NGX_WIN32)
|
|
0
|
500 struct passwd *pwd;
|
|
|
501 struct group *grp;
|
|
|
502 #endif
|
|
|
503
|
|
|
504 ngx_conf_init_value(ccf->daemon, 1);
|
|
|
505 ngx_conf_init_value(ccf->master, 1);
|
|
|
506 ngx_conf_init_value(ccf->worker_processes, 1);
|
|
10
|
507 ngx_conf_init_value(ccf->debug_points, 0);
|
|
0
|
508
|
|
|
509 #if (NGX_THREADS)
|
|
|
510 ngx_conf_init_value(ccf->worker_threads, 0);
|
|
|
511 ngx_threads_n = ccf->worker_threads;
|
|
|
512 ngx_conf_init_size_value(ccf->thread_stack_size, 2 * 1024 * 1024);
|
|
|
513 #endif
|
|
|
514
|
|
10
|
515 #if !(NGX_WIN32)
|
|
0
|
516
|
|
66
|
517 if (ccf->user == (uid_t) NGX_CONF_UNSET_UINT && geteuid() == 0) {
|
|
0
|
518
|
|
4
|
519 pwd = getpwnam(NGX_USER);
|
|
0
|
520 if (pwd == NULL) {
|
|
|
521 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
4
|
522 "getpwnam(\"" NGX_USER "\") failed");
|
|
0
|
523 return NGX_CONF_ERROR;
|
|
|
524 }
|
|
|
525
|
|
22
|
526 ccf->username = NGX_USER;
|
|
0
|
527 ccf->user = pwd->pw_uid;
|
|
|
528
|
|
4
|
529 grp = getgrnam(NGX_GROUP);
|
|
0
|
530 if (grp == NULL) {
|
|
|
531 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
4
|
532 "getgrnam(\"" NGX_GROUP "\") failed");
|
|
0
|
533 return NGX_CONF_ERROR;
|
|
|
534 }
|
|
|
535
|
|
|
536 ccf->group = grp->gr_gid;
|
|
|
537 }
|
|
|
538
|
|
|
539 if (ccf->pid.len == 0) {
|
|
|
540 ccf->pid.len = sizeof(NGX_PID_PATH) - 1;
|
|
2
|
541 ccf->pid.data = (u_char *) NGX_PID_PATH;
|
|
0
|
542 }
|
|
|
543
|
|
|
544 if (ngx_conf_full_name(cycle, &ccf->pid) == NGX_ERROR) {
|
|
|
545 return NGX_CONF_ERROR;
|
|
|
546 }
|
|
|
547
|
|
|
548 ccf->newpid.len = ccf->pid.len + sizeof(NGX_NEWPID_EXT);
|
|
|
549
|
|
50
|
550 ccf->newpid.data = ngx_palloc(cycle->pool, ccf->newpid.len);
|
|
|
551 if (ccf->newpid.data == NULL) {
|
|
0
|
552 return NGX_CONF_ERROR;
|
|
|
553 }
|
|
|
554
|
|
|
555 ngx_memcpy(ngx_cpymem(ccf->newpid.data, ccf->pid.data, ccf->pid.len),
|
|
|
556 NGX_NEWPID_EXT, sizeof(NGX_NEWPID_EXT));
|
|
|
557
|
|
|
558 #endif
|
|
|
559
|
|
|
560 return NGX_CONF_OK;
|
|
|
561 }
|
|
|
562
|
|
|
563
|
|
48
|
564 static char *
|
|
|
565 ngx_set_user(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
0
|
566 {
|
|
10
|
567 #if (NGX_WIN32)
|
|
0
|
568
|
|
|
569 ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
|
|
|
570 "\"user\" is not supported, ignored");
|
|
|
571
|
|
|
572 return NGX_CONF_OK;
|
|
|
573
|
|
|
574 #else
|
|
|
575
|
|
|
576 ngx_core_conf_t *ccf = conf;
|
|
|
577
|
|
4
|
578 char *group;
|
|
0
|
579 struct passwd *pwd;
|
|
|
580 struct group *grp;
|
|
|
581 ngx_str_t *value;
|
|
|
582
|
|
66
|
583 if (ccf->user != (uid_t) NGX_CONF_UNSET_UINT) {
|
|
0
|
584 return "is duplicate";
|
|
|
585 }
|
|
|
586
|
|
4
|
587 if (geteuid() != 0) {
|
|
|
588 ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
|
|
|
589 "the \"user\" directive makes sense only "
|
|
|
590 "if the master process runs "
|
|
|
591 "with super-user privileges, ignored");
|
|
|
592 return NGX_CONF_OK;
|
|
|
593 }
|
|
|
594
|
|
0
|
595 value = (ngx_str_t *) cf->args->elts;
|
|
|
596
|
|
22
|
597 ccf->username = (char *) value[1].data;
|
|
|
598
|
|
0
|
599 pwd = getpwnam((const char *) value[1].data);
|
|
|
600 if (pwd == NULL) {
|
|
|
601 ngx_conf_log_error(NGX_LOG_EMERG, cf, ngx_errno,
|
|
2
|
602 "getpwnam(\"%s\") failed", value[1].data);
|
|
0
|
603 return NGX_CONF_ERROR;
|
|
|
604 }
|
|
|
605
|
|
|
606 ccf->user = pwd->pw_uid;
|
|
|
607
|
|
4
|
608 group = (char *) ((cf->args->nelts == 2) ? value[1].data : value[2].data);
|
|
0
|
609
|
|
4
|
610 grp = getgrnam(group);
|
|
0
|
611 if (grp == NULL) {
|
|
|
612 ngx_conf_log_error(NGX_LOG_EMERG, cf, ngx_errno,
|
|
4
|
613 "getgrnam(\"%s\") failed", group);
|
|
0
|
614 return NGX_CONF_ERROR;
|
|
|
615 }
|
|
|
616
|
|
|
617 ccf->group = grp->gr_gid;
|
|
|
618
|
|
|
619 return NGX_CONF_OK;
|
|
|
620
|
|
|
621 #endif
|
|
|
622 }
|
|
22
|
623
|
|
|
624
|
|
48
|
625 static char *
|
|
|
626 ngx_set_priority(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
22
|
627 {
|
|
|
628 ngx_core_conf_t *ccf = conf;
|
|
|
629
|
|
|
630 ngx_str_t *value;
|
|
|
631 ngx_uint_t n, minus;
|
|
|
632
|
|
|
633 if (ccf->priority != 0) {
|
|
|
634 return "is duplicate";
|
|
|
635 }
|
|
|
636
|
|
|
637 value = cf->args->elts;
|
|
|
638
|
|
|
639 if (value[1].data[0] == '-') {
|
|
|
640 n = 1;
|
|
|
641 minus = 1;
|
|
|
642
|
|
|
643 } else if (value[1].data[0] == '+') {
|
|
|
644 n = 1;
|
|
|
645 minus = 0;
|
|
|
646
|
|
|
647 } else {
|
|
|
648 n = 0;
|
|
|
649 minus = 0;
|
|
|
650 }
|
|
|
651
|
|
|
652 ccf->priority = ngx_atoi(&value[1].data[n], value[1].len - n);
|
|
|
653 if (ccf->priority == NGX_ERROR) {
|
|
|
654 return "invalid number";
|
|
|
655 }
|
|
|
656
|
|
|
657 if (minus) {
|
|
|
658 ccf->priority = -ccf->priority;
|
|
|
659 }
|
|
|
660
|
|
|
661 return NGX_CONF_OK;
|
|
|
662 }
|
