nginx: src/os/unix/ngx_process.c annotate

annotate src/os/unix/ngx_process.c @ 477:ad1e9ebf93bb release-0.1.13

nginx-0.1.13-RELEASE import *) Feature: the server_names_hash and server_names_hash_threshold directives. *) Bugfix: the *.domain.tld names in the "server_name" directive did not work. *) Bugfix: the %request_length log parameter logged the incorrect length.

author	Igor Sysoev <igor@sysoev.ru>
date	Tue, 21 Dec 2004 12:30:30 +0000
parents	a88a3e4e158f
children	d4ea69372b94

rev	line source
441 da8c5707af39 nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files Igor Sysoev <igor@sysoev.ru> parents: 391 diff changeset	1
da8c5707af39 nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files Igor Sysoev <igor@sysoev.ru> parents: 391 diff changeset	2 /*
444 42d11f017717 nginx-0.1.0-2004-09-29-20:00:49 import; remove years from copyright Igor Sysoev <igor@sysoev.ru> parents: 441 diff changeset	3 * Copyright (C) Igor Sysoev
441 da8c5707af39 nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files Igor Sysoev <igor@sysoev.ru> parents: 391 diff changeset	4 */
da8c5707af39 nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files Igor Sysoev <igor@sysoev.ru> parents: 391 diff changeset	5
191 71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	6
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	7 #include <ngx_config.h>
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	8 #include <ngx_core.h>
306 6b91bfbc4123 nginx-0.0.3-2004-04-05-00:32:09 import Igor Sysoev <igor@sysoev.ru> parents: 279 diff changeset	9 #include <ngx_event.h>
391 b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 389 diff changeset	10 #include <ngx_channel.h>
191 71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	11
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	12
279 b79f021a644a nginx-0.0.2-2004-03-04-19:34:23 import Igor Sysoev <igor@sysoev.ru> parents: 272 diff changeset	13 static void ngx_execute_proc(ngx_cycle_t cycle, void data);
218 05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import Igor Sysoev <igor@sysoev.ru> parents: 195 diff changeset	14
452 23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	15
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	16 int ngx_argc;
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	17 char **ngx_argv;
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	18 char **ngx_os_argv;
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	19
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	20 ngx_int_t ngx_process_slot;
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	21 ngx_socket_t ngx_channel;
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	22 ngx_int_t ngx_last_process;
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	23 ngx_process_t ngx_processes[NGX_MAX_PROCESSES];
191 71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	24
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	25
225 2e9a8a14a0cf nginx-0.0.1-2004-01-13-19:43:23 import Igor Sysoev <igor@sysoev.ru> parents: 224 diff changeset	26 ngx_pid_t ngx_spawn_process(ngx_cycle_t *cycle,
218 05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import Igor Sysoev <igor@sysoev.ru> parents: 195 diff changeset	27 ngx_spawn_proc_pt proc, void *data,
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import Igor Sysoev <igor@sysoev.ru> parents: 195 diff changeset	28 char *name, ngx_int_t respawn)
191 71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	29 {
354 eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import Igor Sysoev <igor@sysoev.ru> parents: 318 diff changeset	30 u_long on;
218 05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import Igor Sysoev <igor@sysoev.ru> parents: 195 diff changeset	31 ngx_pid_t pid;
354 eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import Igor Sysoev <igor@sysoev.ru> parents: 318 diff changeset	32 ngx_int_t s;
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import Igor Sysoev <igor@sysoev.ru> parents: 318 diff changeset	33
389 537de4dca8ca nginx-0.0.7-2004-07-13-21:59:12 import Igor Sysoev <igor@sysoev.ru> parents: 366 diff changeset	34 if (respawn >= 0) {
537de4dca8ca nginx-0.0.7-2004-07-13-21:59:12 import Igor Sysoev <igor@sysoev.ru> parents: 366 diff changeset	35 s = respawn;
537de4dca8ca nginx-0.0.7-2004-07-13-21:59:12 import Igor Sysoev <igor@sysoev.ru> parents: 366 diff changeset	36
537de4dca8ca nginx-0.0.7-2004-07-13-21:59:12 import Igor Sysoev <igor@sysoev.ru> parents: 366 diff changeset	37 } else {
537de4dca8ca nginx-0.0.7-2004-07-13-21:59:12 import Igor Sysoev <igor@sysoev.ru> parents: 366 diff changeset	38 for (s = 0; s < ngx_last_process; s++) {
537de4dca8ca nginx-0.0.7-2004-07-13-21:59:12 import Igor Sysoev <igor@sysoev.ru> parents: 366 diff changeset	39 if (ngx_processes[s].pid == -1) {
537de4dca8ca nginx-0.0.7-2004-07-13-21:59:12 import Igor Sysoev <igor@sysoev.ru> parents: 366 diff changeset	40 break;
537de4dca8ca nginx-0.0.7-2004-07-13-21:59:12 import Igor Sysoev <igor@sysoev.ru> parents: 366 diff changeset	41 }
537de4dca8ca nginx-0.0.7-2004-07-13-21:59:12 import Igor Sysoev <igor@sysoev.ru> parents: 366 diff changeset	42 }
537de4dca8ca nginx-0.0.7-2004-07-13-21:59:12 import Igor Sysoev <igor@sysoev.ru> parents: 366 diff changeset	43
537de4dca8ca nginx-0.0.7-2004-07-13-21:59:12 import Igor Sysoev <igor@sysoev.ru> parents: 366 diff changeset	44 if (s == NGX_MAX_PROCESSES) {
537de4dca8ca nginx-0.0.7-2004-07-13-21:59:12 import Igor Sysoev <igor@sysoev.ru> parents: 366 diff changeset	45 ngx_log_error(NGX_LOG_ALERT, cycle->log, 0,
537de4dca8ca nginx-0.0.7-2004-07-13-21:59:12 import Igor Sysoev <igor@sysoev.ru> parents: 366 diff changeset	46 "no more than %d processes can be spawned",
537de4dca8ca nginx-0.0.7-2004-07-13-21:59:12 import Igor Sysoev <igor@sysoev.ru> parents: 366 diff changeset	47 NGX_MAX_PROCESSES);
537de4dca8ca nginx-0.0.7-2004-07-13-21:59:12 import Igor Sysoev <igor@sysoev.ru> parents: 366 diff changeset	48 return NGX_ERROR;
537de4dca8ca nginx-0.0.7-2004-07-13-21:59:12 import Igor Sysoev <igor@sysoev.ru> parents: 366 diff changeset	49 }
537de4dca8ca nginx-0.0.7-2004-07-13-21:59:12 import Igor Sysoev <igor@sysoev.ru> parents: 366 diff changeset	50 }
354 eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import Igor Sysoev <igor@sysoev.ru> parents: 318 diff changeset	51
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import Igor Sysoev <igor@sysoev.ru> parents: 318 diff changeset	52
365 fd24ba70e1b3 nginx-0.0.7-2004-06-23-09:54:27 import Igor Sysoev <igor@sysoev.ru> parents: 360 diff changeset	53 if (respawn != NGX_PROCESS_DETACHED) {
fd24ba70e1b3 nginx-0.0.7-2004-06-23-09:54:27 import Igor Sysoev <igor@sysoev.ru> parents: 360 diff changeset	54
fd24ba70e1b3 nginx-0.0.7-2004-06-23-09:54:27 import Igor Sysoev <igor@sysoev.ru> parents: 360 diff changeset	55 /* Solaris 9 still has no AF_LOCAL */
fd24ba70e1b3 nginx-0.0.7-2004-06-23-09:54:27 import Igor Sysoev <igor@sysoev.ru> parents: 360 diff changeset	56
fd24ba70e1b3 nginx-0.0.7-2004-06-23-09:54:27 import Igor Sysoev <igor@sysoev.ru> parents: 360 diff changeset	57 if (socketpair(AF_UNIX, SOCK_STREAM, 0, ngx_processes[s].channel) == -1)
fd24ba70e1b3 nginx-0.0.7-2004-06-23-09:54:27 import Igor Sysoev <igor@sysoev.ru> parents: 360 diff changeset	58 {
fd24ba70e1b3 nginx-0.0.7-2004-06-23-09:54:27 import Igor Sysoev <igor@sysoev.ru> parents: 360 diff changeset	59 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno,
fd24ba70e1b3 nginx-0.0.7-2004-06-23-09:54:27 import Igor Sysoev <igor@sysoev.ru> parents: 360 diff changeset	60 "socketpair() failed while spawning \"%s\"", name);
fd24ba70e1b3 nginx-0.0.7-2004-06-23-09:54:27 import Igor Sysoev <igor@sysoev.ru> parents: 360 diff changeset	61 return NGX_ERROR;
fd24ba70e1b3 nginx-0.0.7-2004-06-23-09:54:27 import Igor Sysoev <igor@sysoev.ru> parents: 360 diff changeset	62 }
fd24ba70e1b3 nginx-0.0.7-2004-06-23-09:54:27 import Igor Sysoev <igor@sysoev.ru> parents: 360 diff changeset	63
391 b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 389 diff changeset	64 ngx_log_debug2(NGX_LOG_DEBUG_CORE, cycle->log, 0,
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 389 diff changeset	65 "channel %d:%d",
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 389 diff changeset	66 ngx_processes[s].channel[0],
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 389 diff changeset	67 ngx_processes[s].channel[1]);
b670db10cbbd nginx-0.0.7-2004-07-14-20:01:42 import Igor Sysoev <igor@sysoev.ru> parents: 389 diff changeset	68
365 fd24ba70e1b3 nginx-0.0.7-2004-06-23-09:54:27 import Igor Sysoev <igor@sysoev.ru> parents: 360 diff changeset	69 if (ngx_nonblocking(ngx_processes[s].channel[0]) == -1) {
fd24ba70e1b3 nginx-0.0.7-2004-06-23-09:54:27 import Igor Sysoev <igor@sysoev.ru> parents: 360 diff changeset	70 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno,
fd24ba70e1b3 nginx-0.0.7-2004-06-23-09:54:27 import Igor Sysoev <igor@sysoev.ru> parents: 360 diff changeset	71 ngx_nonblocking_n " failed while spawning \"%s\"",
fd24ba70e1b3 nginx-0.0.7-2004-06-23-09:54:27 import Igor Sysoev <igor@sysoev.ru> parents: 360 diff changeset	72 name);
fd24ba70e1b3 nginx-0.0.7-2004-06-23-09:54:27 import Igor Sysoev <igor@sysoev.ru> parents: 360 diff changeset	73 ngx_close_channel(ngx_processes[s].channel, cycle->log);
fd24ba70e1b3 nginx-0.0.7-2004-06-23-09:54:27 import Igor Sysoev <igor@sysoev.ru> parents: 360 diff changeset	74 return NGX_ERROR;
fd24ba70e1b3 nginx-0.0.7-2004-06-23-09:54:27 import Igor Sysoev <igor@sysoev.ru> parents: 360 diff changeset	75 }
354 eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import Igor Sysoev <igor@sysoev.ru> parents: 318 diff changeset	76
365 fd24ba70e1b3 nginx-0.0.7-2004-06-23-09:54:27 import Igor Sysoev <igor@sysoev.ru> parents: 360 diff changeset	77 if (ngx_nonblocking(ngx_processes[s].channel[1]) == -1) {
fd24ba70e1b3 nginx-0.0.7-2004-06-23-09:54:27 import Igor Sysoev <igor@sysoev.ru> parents: 360 diff changeset	78 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno,
fd24ba70e1b3 nginx-0.0.7-2004-06-23-09:54:27 import Igor Sysoev <igor@sysoev.ru> parents: 360 diff changeset	79 ngx_nonblocking_n " failed while spawning \"%s\"",
fd24ba70e1b3 nginx-0.0.7-2004-06-23-09:54:27 import Igor Sysoev <igor@sysoev.ru> parents: 360 diff changeset	80 name);
fd24ba70e1b3 nginx-0.0.7-2004-06-23-09:54:27 import Igor Sysoev <igor@sysoev.ru> parents: 360 diff changeset	81 ngx_close_channel(ngx_processes[s].channel, cycle->log);
fd24ba70e1b3 nginx-0.0.7-2004-06-23-09:54:27 import Igor Sysoev <igor@sysoev.ru> parents: 360 diff changeset	82 return NGX_ERROR;
fd24ba70e1b3 nginx-0.0.7-2004-06-23-09:54:27 import Igor Sysoev <igor@sysoev.ru> parents: 360 diff changeset	83 }
354 eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import Igor Sysoev <igor@sysoev.ru> parents: 318 diff changeset	84
365 fd24ba70e1b3 nginx-0.0.7-2004-06-23-09:54:27 import Igor Sysoev <igor@sysoev.ru> parents: 360 diff changeset	85 on = 1;
fd24ba70e1b3 nginx-0.0.7-2004-06-23-09:54:27 import Igor Sysoev <igor@sysoev.ru> parents: 360 diff changeset	86 if (ioctl(ngx_processes[s].channel[0], FIOASYNC, &on) == -1) {
fd24ba70e1b3 nginx-0.0.7-2004-06-23-09:54:27 import Igor Sysoev <igor@sysoev.ru> parents: 360 diff changeset	87 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno,
fd24ba70e1b3 nginx-0.0.7-2004-06-23-09:54:27 import Igor Sysoev <igor@sysoev.ru> parents: 360 diff changeset	88 "ioctl(FIOASYNC) failed while spawning \"%s\"", name);
fd24ba70e1b3 nginx-0.0.7-2004-06-23-09:54:27 import Igor Sysoev <igor@sysoev.ru> parents: 360 diff changeset	89 ngx_close_channel(ngx_processes[s].channel, cycle->log);
fd24ba70e1b3 nginx-0.0.7-2004-06-23-09:54:27 import Igor Sysoev <igor@sysoev.ru> parents: 360 diff changeset	90 return NGX_ERROR;
fd24ba70e1b3 nginx-0.0.7-2004-06-23-09:54:27 import Igor Sysoev <igor@sysoev.ru> parents: 360 diff changeset	91 }
fd24ba70e1b3 nginx-0.0.7-2004-06-23-09:54:27 import Igor Sysoev <igor@sysoev.ru> parents: 360 diff changeset	92
fd24ba70e1b3 nginx-0.0.7-2004-06-23-09:54:27 import Igor Sysoev <igor@sysoev.ru> parents: 360 diff changeset	93 if (fcntl(ngx_processes[s].channel[0], F_SETOWN, ngx_pid) == -1) {
fd24ba70e1b3 nginx-0.0.7-2004-06-23-09:54:27 import Igor Sysoev <igor@sysoev.ru> parents: 360 diff changeset	94 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno,
fd24ba70e1b3 nginx-0.0.7-2004-06-23-09:54:27 import Igor Sysoev <igor@sysoev.ru> parents: 360 diff changeset	95 "fcntl(F_SETOWN) failed while spawning \"%s\"", name);
fd24ba70e1b3 nginx-0.0.7-2004-06-23-09:54:27 import Igor Sysoev <igor@sysoev.ru> parents: 360 diff changeset	96 ngx_close_channel(ngx_processes[s].channel, cycle->log);
fd24ba70e1b3 nginx-0.0.7-2004-06-23-09:54:27 import Igor Sysoev <igor@sysoev.ru> parents: 360 diff changeset	97 return NGX_ERROR;
fd24ba70e1b3 nginx-0.0.7-2004-06-23-09:54:27 import Igor Sysoev <igor@sysoev.ru> parents: 360 diff changeset	98 }
fd24ba70e1b3 nginx-0.0.7-2004-06-23-09:54:27 import Igor Sysoev <igor@sysoev.ru> parents: 360 diff changeset	99
366 e411b1482ee3 nginx-0.0.7-2004-06-23-19:18:17 import Igor Sysoev <igor@sysoev.ru> parents: 365 diff changeset	100 if (fcntl(ngx_processes[s].channel[0], F_SETFD, FD_CLOEXEC) == -1) {
e411b1482ee3 nginx-0.0.7-2004-06-23-19:18:17 import Igor Sysoev <igor@sysoev.ru> parents: 365 diff changeset	101 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno,
e411b1482ee3 nginx-0.0.7-2004-06-23-19:18:17 import Igor Sysoev <igor@sysoev.ru> parents: 365 diff changeset	102 "fcntl(FD_CLOEXEC) failed while spawning \"%s\"",
e411b1482ee3 nginx-0.0.7-2004-06-23-19:18:17 import Igor Sysoev <igor@sysoev.ru> parents: 365 diff changeset	103 name);
e411b1482ee3 nginx-0.0.7-2004-06-23-19:18:17 import Igor Sysoev <igor@sysoev.ru> parents: 365 diff changeset	104 ngx_close_channel(ngx_processes[s].channel, cycle->log);
e411b1482ee3 nginx-0.0.7-2004-06-23-19:18:17 import Igor Sysoev <igor@sysoev.ru> parents: 365 diff changeset	105 return NGX_ERROR;
e411b1482ee3 nginx-0.0.7-2004-06-23-19:18:17 import Igor Sysoev <igor@sysoev.ru> parents: 365 diff changeset	106 }
e411b1482ee3 nginx-0.0.7-2004-06-23-19:18:17 import Igor Sysoev <igor@sysoev.ru> parents: 365 diff changeset	107
e411b1482ee3 nginx-0.0.7-2004-06-23-19:18:17 import Igor Sysoev <igor@sysoev.ru> parents: 365 diff changeset	108 if (fcntl(ngx_processes[s].channel[1], F_SETFD, FD_CLOEXEC) == -1) {
e411b1482ee3 nginx-0.0.7-2004-06-23-19:18:17 import Igor Sysoev <igor@sysoev.ru> parents: 365 diff changeset	109 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno,
e411b1482ee3 nginx-0.0.7-2004-06-23-19:18:17 import Igor Sysoev <igor@sysoev.ru> parents: 365 diff changeset	110 "fcntl(FD_CLOEXEC) failed while spawning \"%s\"",
e411b1482ee3 nginx-0.0.7-2004-06-23-19:18:17 import Igor Sysoev <igor@sysoev.ru> parents: 365 diff changeset	111 name);
e411b1482ee3 nginx-0.0.7-2004-06-23-19:18:17 import Igor Sysoev <igor@sysoev.ru> parents: 365 diff changeset	112 ngx_close_channel(ngx_processes[s].channel, cycle->log);
e411b1482ee3 nginx-0.0.7-2004-06-23-19:18:17 import Igor Sysoev <igor@sysoev.ru> parents: 365 diff changeset	113 return NGX_ERROR;
e411b1482ee3 nginx-0.0.7-2004-06-23-19:18:17 import Igor Sysoev <igor@sysoev.ru> parents: 365 diff changeset	114 }
e411b1482ee3 nginx-0.0.7-2004-06-23-19:18:17 import Igor Sysoev <igor@sysoev.ru> parents: 365 diff changeset	115
365 fd24ba70e1b3 nginx-0.0.7-2004-06-23-09:54:27 import Igor Sysoev <igor@sysoev.ru> parents: 360 diff changeset	116 ngx_channel = ngx_processes[s].channel[1];
fd24ba70e1b3 nginx-0.0.7-2004-06-23-09:54:27 import Igor Sysoev <igor@sysoev.ru> parents: 360 diff changeset	117
fd24ba70e1b3 nginx-0.0.7-2004-06-23-09:54:27 import Igor Sysoev <igor@sysoev.ru> parents: 360 diff changeset	118 } else {
fd24ba70e1b3 nginx-0.0.7-2004-06-23-09:54:27 import Igor Sysoev <igor@sysoev.ru> parents: 360 diff changeset	119 ngx_processes[s].channel[0] = -1;
fd24ba70e1b3 nginx-0.0.7-2004-06-23-09:54:27 import Igor Sysoev <igor@sysoev.ru> parents: 360 diff changeset	120 ngx_processes[s].channel[1] = -1;
360 239e37d44a34 nginx-0.0.7-2004-06-18-20:22:16 import Igor Sysoev <igor@sysoev.ru> parents: 355 diff changeset	121 }
239e37d44a34 nginx-0.0.7-2004-06-18-20:22:16 import Igor Sysoev <igor@sysoev.ru> parents: 355 diff changeset	122
239e37d44a34 nginx-0.0.7-2004-06-18-20:22:16 import Igor Sysoev <igor@sysoev.ru> parents: 355 diff changeset	123 ngx_process_slot = s;
354 eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import Igor Sysoev <igor@sysoev.ru> parents: 318 diff changeset	124
191 71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	125
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	126 pid = fork();
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	127
354 eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import Igor Sysoev <igor@sysoev.ru> parents: 318 diff changeset	128 switch (pid) {
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import Igor Sysoev <igor@sysoev.ru> parents: 318 diff changeset	129
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import Igor Sysoev <igor@sysoev.ru> parents: 318 diff changeset	130 case -1:
218 05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import Igor Sysoev <igor@sysoev.ru> parents: 195 diff changeset	131 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno,
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import Igor Sysoev <igor@sysoev.ru> parents: 195 diff changeset	132 "fork() failed while spawning \"%s\"", name);
365 fd24ba70e1b3 nginx-0.0.7-2004-06-23-09:54:27 import Igor Sysoev <igor@sysoev.ru> parents: 360 diff changeset	133 ngx_close_channel(ngx_processes[s].channel, cycle->log);
191 71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	134 return NGX_ERROR;
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	135
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	136 case 0:
249 2a0540287298 nginx-0.0.2-2004-02-03-19:43:54 import Igor Sysoev <igor@sysoev.ru> parents: 248 diff changeset	137 ngx_pid = ngx_getpid();
218 05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import Igor Sysoev <igor@sysoev.ru> parents: 195 diff changeset	138 proc(cycle, data);
191 71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	139 break;
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	140
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	141 default:
195 8dee38ea9117 nginx-0.0.1-2003-11-25-23:44:56 import Igor Sysoev <igor@sysoev.ru> parents: 191 diff changeset	142 break;
191 71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	143 }
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	144
477 ad1e9ebf93bb nginx-0.1.13-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 461 diff changeset	145 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "start %s %P", name, pid);
218 05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import Igor Sysoev <igor@sysoev.ru> parents: 195 diff changeset	146
354 eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import Igor Sysoev <igor@sysoev.ru> parents: 318 diff changeset	147 ngx_processes[s].pid = pid;
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import Igor Sysoev <igor@sysoev.ru> parents: 318 diff changeset	148 ngx_processes[s].exited = 0;
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import Igor Sysoev <igor@sysoev.ru> parents: 318 diff changeset	149
218 05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import Igor Sysoev <igor@sysoev.ru> parents: 195 diff changeset	150 if (respawn >= 0) {
225 2e9a8a14a0cf nginx-0.0.1-2004-01-13-19:43:23 import Igor Sysoev <igor@sysoev.ru> parents: 224 diff changeset	151 return pid;
218 05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import Igor Sysoev <igor@sysoev.ru> parents: 195 diff changeset	152 }
191 71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	153
354 eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import Igor Sysoev <igor@sysoev.ru> parents: 318 diff changeset	154 ngx_processes[s].proc = proc;
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import Igor Sysoev <igor@sysoev.ru> parents: 318 diff changeset	155 ngx_processes[s].data = data;
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import Igor Sysoev <igor@sysoev.ru> parents: 318 diff changeset	156 ngx_processes[s].name = name;
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import Igor Sysoev <igor@sysoev.ru> parents: 318 diff changeset	157 ngx_processes[s].exiting = 0;
318 56496082668b nginx-0.0.3-2004-04-16-09:14:16 import Igor Sysoev <igor@sysoev.ru> parents: 306 diff changeset	158
56496082668b nginx-0.0.3-2004-04-16-09:14:16 import Igor Sysoev <igor@sysoev.ru> parents: 306 diff changeset	159 switch (respawn) {
56496082668b nginx-0.0.3-2004-04-16-09:14:16 import Igor Sysoev <igor@sysoev.ru> parents: 306 diff changeset	160
56496082668b nginx-0.0.3-2004-04-16-09:14:16 import Igor Sysoev <igor@sysoev.ru> parents: 306 diff changeset	161 case NGX_PROCESS_RESPAWN:
354 eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import Igor Sysoev <igor@sysoev.ru> parents: 318 diff changeset	162 ngx_processes[s].respawn = 1;
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import Igor Sysoev <igor@sysoev.ru> parents: 318 diff changeset	163 ngx_processes[s].just_respawn = 0;
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import Igor Sysoev <igor@sysoev.ru> parents: 318 diff changeset	164 ngx_processes[s].detached = 0;
318 56496082668b nginx-0.0.3-2004-04-16-09:14:16 import Igor Sysoev <igor@sysoev.ru> parents: 306 diff changeset	165 break;
56496082668b nginx-0.0.3-2004-04-16-09:14:16 import Igor Sysoev <igor@sysoev.ru> parents: 306 diff changeset	166
56496082668b nginx-0.0.3-2004-04-16-09:14:16 import Igor Sysoev <igor@sysoev.ru> parents: 306 diff changeset	167 case NGX_PROCESS_JUST_RESPAWN:
354 eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import Igor Sysoev <igor@sysoev.ru> parents: 318 diff changeset	168 ngx_processes[s].respawn = 1;
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import Igor Sysoev <igor@sysoev.ru> parents: 318 diff changeset	169 ngx_processes[s].just_respawn = 1;
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import Igor Sysoev <igor@sysoev.ru> parents: 318 diff changeset	170 ngx_processes[s].detached = 0;
318 56496082668b nginx-0.0.3-2004-04-16-09:14:16 import Igor Sysoev <igor@sysoev.ru> parents: 306 diff changeset	171 break;
56496082668b nginx-0.0.3-2004-04-16-09:14:16 import Igor Sysoev <igor@sysoev.ru> parents: 306 diff changeset	172
56496082668b nginx-0.0.3-2004-04-16-09:14:16 import Igor Sysoev <igor@sysoev.ru> parents: 306 diff changeset	173 case NGX_PROCESS_DETACHED:
354 eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import Igor Sysoev <igor@sysoev.ru> parents: 318 diff changeset	174 ngx_processes[s].respawn = 0;
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import Igor Sysoev <igor@sysoev.ru> parents: 318 diff changeset	175 ngx_processes[s].just_respawn = 0;
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import Igor Sysoev <igor@sysoev.ru> parents: 318 diff changeset	176 ngx_processes[s].detached = 1;
318 56496082668b nginx-0.0.3-2004-04-16-09:14:16 import Igor Sysoev <igor@sysoev.ru> parents: 306 diff changeset	177 break;
56496082668b nginx-0.0.3-2004-04-16-09:14:16 import Igor Sysoev <igor@sysoev.ru> parents: 306 diff changeset	178 }
56496082668b nginx-0.0.3-2004-04-16-09:14:16 import Igor Sysoev <igor@sysoev.ru> parents: 306 diff changeset	179
389 537de4dca8ca nginx-0.0.7-2004-07-13-21:59:12 import Igor Sysoev <igor@sysoev.ru> parents: 366 diff changeset	180 if (s == ngx_last_process) {
537de4dca8ca nginx-0.0.7-2004-07-13-21:59:12 import Igor Sysoev <igor@sysoev.ru> parents: 366 diff changeset	181 ngx_last_process++;
537de4dca8ca nginx-0.0.7-2004-07-13-21:59:12 import Igor Sysoev <igor@sysoev.ru> parents: 366 diff changeset	182 }
191 71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	183
225 2e9a8a14a0cf nginx-0.0.1-2004-01-13-19:43:23 import Igor Sysoev <igor@sysoev.ru> parents: 224 diff changeset	184 return pid;
218 05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import Igor Sysoev <igor@sysoev.ru> parents: 195 diff changeset	185 }
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import Igor Sysoev <igor@sysoev.ru> parents: 195 diff changeset	186
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import Igor Sysoev <igor@sysoev.ru> parents: 195 diff changeset	187
279 b79f021a644a nginx-0.0.2-2004-03-04-19:34:23 import Igor Sysoev <igor@sysoev.ru> parents: 272 diff changeset	188 ngx_pid_t ngx_execute(ngx_cycle_t cycle, ngx_exec_ctx_t ctx)
218 05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import Igor Sysoev <igor@sysoev.ru> parents: 195 diff changeset	189 {
279 b79f021a644a nginx-0.0.2-2004-03-04-19:34:23 import Igor Sysoev <igor@sysoev.ru> parents: 272 diff changeset	190 return ngx_spawn_process(cycle, ngx_execute_proc, ctx, ctx->name,
226 b0c1e21e68db nginx-0.0.1-2004-01-14-00:33:59 import Igor Sysoev <igor@sysoev.ru> parents: 225 diff changeset	191 NGX_PROCESS_DETACHED);
191 71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	192 }
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	193
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	194
279 b79f021a644a nginx-0.0.2-2004-03-04-19:34:23 import Igor Sysoev <igor@sysoev.ru> parents: 272 diff changeset	195 static void ngx_execute_proc(ngx_cycle_t cycle, void data)
218 05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import Igor Sysoev <igor@sysoev.ru> parents: 195 diff changeset	196 {
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import Igor Sysoev <igor@sysoev.ru> parents: 195 diff changeset	197 ngx_exec_ctx_t *ctx = data;
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import Igor Sysoev <igor@sysoev.ru> parents: 195 diff changeset	198
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import Igor Sysoev <igor@sysoev.ru> parents: 195 diff changeset	199 if (execve(ctx->path, ctx->argv, ctx->envp) == -1) {
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import Igor Sysoev <igor@sysoev.ru> parents: 195 diff changeset	200 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno,
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import Igor Sysoev <igor@sysoev.ru> parents: 195 diff changeset	201 "execve() failed while executing %s \"%s\"",
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import Igor Sysoev <igor@sysoev.ru> parents: 195 diff changeset	202 ctx->name, ctx->path);
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import Igor Sysoev <igor@sysoev.ru> parents: 195 diff changeset	203 }
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import Igor Sysoev <igor@sysoev.ru> parents: 195 diff changeset	204
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import Igor Sysoev <igor@sysoev.ru> parents: 195 diff changeset	205 exit(1);
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import Igor Sysoev <igor@sysoev.ru> parents: 195 diff changeset	206 }
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import Igor Sysoev <igor@sysoev.ru> parents: 195 diff changeset	207
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import Igor Sysoev <igor@sysoev.ru> parents: 195 diff changeset	208
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import Igor Sysoev <igor@sysoev.ru> parents: 195 diff changeset	209 void ngx_process_get_status()
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import Igor Sysoev <igor@sysoev.ru> parents: 195 diff changeset	210 {
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import Igor Sysoev <igor@sysoev.ru> parents: 195 diff changeset	211 int status;
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import Igor Sysoev <igor@sysoev.ru> parents: 195 diff changeset	212 char *process;
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import Igor Sysoev <igor@sysoev.ru> parents: 195 diff changeset	213 ngx_pid_t pid;
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import Igor Sysoev <igor@sysoev.ru> parents: 195 diff changeset	214 ngx_err_t err;
354 eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import Igor Sysoev <igor@sysoev.ru> parents: 318 diff changeset	215 ngx_int_t i;
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import Igor Sysoev <igor@sysoev.ru> parents: 318 diff changeset	216 ngx_uint_t one;
218 05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import Igor Sysoev <igor@sysoev.ru> parents: 195 diff changeset	217 struct timeval tv;
477 ad1e9ebf93bb nginx-0.1.13-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 461 diff changeset	218
191 71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	219 one = 0;
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	220
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	221 for ( ;; ) {
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	222 pid = waitpid(-1, &status, WNOHANG);
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	223
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	224 if (pid == 0) {
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	225 return;
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	226 }
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	227
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	228 if (pid == -1) {
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	229 err = ngx_errno;
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	230
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	231 if (err == NGX_EINTR) {
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	232 continue;
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	233 }
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	234
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	235 if (err == NGX_ECHILD && one) {
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	236 return;
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	237 }
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	238
455 295d97d70c69 nginx-0.1.2-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 452 diff changeset	239 #if (NGX_SOLARIS)
452 23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	240
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	241 /*
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	242 * Solaris always calls the signal handler for each exited process
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	243 * despite waitpid() may be already called for this process
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	244 */
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	245
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	246 if (err == NGX_ECHILD) {
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	247 ngx_log_error(NGX_LOG_INFO, ngx_cycle->log, errno,
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	248 "waitpid() failed");
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	249 }
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	250
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	251 #endif
23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	252
191 71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	253 ngx_log_error(NGX_LOG_ALERT, ngx_cycle->log, errno,
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	254 "waitpid() failed");
452 23fb87bddda1 nginx-0.1.1-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 444 diff changeset	255
191 71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	256 return;
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	257 }
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	258
306 6b91bfbc4123 nginx-0.0.3-2004-04-05-00:32:09 import Igor Sysoev <igor@sysoev.ru> parents: 279 diff changeset	259
6b91bfbc4123 nginx-0.0.3-2004-04-05-00:32:09 import Igor Sysoev <igor@sysoev.ru> parents: 279 diff changeset	260 if (ngx_accept_mutex_ptr) {
6b91bfbc4123 nginx-0.0.3-2004-04-05-00:32:09 import Igor Sysoev <igor@sysoev.ru> parents: 279 diff changeset	261
6b91bfbc4123 nginx-0.0.3-2004-04-05-00:32:09 import Igor Sysoev <igor@sysoev.ru> parents: 279 diff changeset	262 /*
6b91bfbc4123 nginx-0.0.3-2004-04-05-00:32:09 import Igor Sysoev <igor@sysoev.ru> parents: 279 diff changeset	263 * unlock the accept mutex if the abnormally exited process
6b91bfbc4123 nginx-0.0.3-2004-04-05-00:32:09 import Igor Sysoev <igor@sysoev.ru> parents: 279 diff changeset	264 * held it
6b91bfbc4123 nginx-0.0.3-2004-04-05-00:32:09 import Igor Sysoev <igor@sysoev.ru> parents: 279 diff changeset	265 */
6b91bfbc4123 nginx-0.0.3-2004-04-05-00:32:09 import Igor Sysoev <igor@sysoev.ru> parents: 279 diff changeset	266
6b91bfbc4123 nginx-0.0.3-2004-04-05-00:32:09 import Igor Sysoev <igor@sysoev.ru> parents: 279 diff changeset	267 ngx_atomic_cmp_set(ngx_accept_mutex_ptr, pid, 0);
6b91bfbc4123 nginx-0.0.3-2004-04-05-00:32:09 import Igor Sysoev <igor@sysoev.ru> parents: 279 diff changeset	268 }
6b91bfbc4123 nginx-0.0.3-2004-04-05-00:32:09 import Igor Sysoev <igor@sysoev.ru> parents: 279 diff changeset	269
6b91bfbc4123 nginx-0.0.3-2004-04-05-00:32:09 import Igor Sysoev <igor@sysoev.ru> parents: 279 diff changeset	270
191 71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	271 one = 1;
389 537de4dca8ca nginx-0.0.7-2004-07-13-21:59:12 import Igor Sysoev <igor@sysoev.ru> parents: 366 diff changeset	272 process = "unknown process";
191 71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	273
218 05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import Igor Sysoev <igor@sysoev.ru> parents: 195 diff changeset	274 for (i = 0; i < ngx_last_process; i++) {
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import Igor Sysoev <igor@sysoev.ru> parents: 195 diff changeset	275 if (ngx_processes[i].pid == pid) {
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import Igor Sysoev <igor@sysoev.ru> parents: 195 diff changeset	276 ngx_processes[i].status = status;
222 99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import Igor Sysoev <igor@sysoev.ru> parents: 221 diff changeset	277 ngx_processes[i].exited = 1;
218 05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import Igor Sysoev <igor@sysoev.ru> parents: 195 diff changeset	278 process = ngx_processes[i].name;
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import Igor Sysoev <igor@sysoev.ru> parents: 195 diff changeset	279 break;
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import Igor Sysoev <igor@sysoev.ru> parents: 195 diff changeset	280 }
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import Igor Sysoev <igor@sysoev.ru> parents: 195 diff changeset	281 }
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import Igor Sysoev <igor@sysoev.ru> parents: 195 diff changeset	282
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import Igor Sysoev <igor@sysoev.ru> parents: 195 diff changeset	283 if (WTERMSIG(status)) {
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import Igor Sysoev <igor@sysoev.ru> parents: 195 diff changeset	284 ngx_log_error(NGX_LOG_ALERT, ngx_cycle->log, 0,
461 a88a3e4e158f nginx-0.1.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 455 diff changeset	285 "%s %P exited on signal %d%s",
218 05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import Igor Sysoev <igor@sysoev.ru> parents: 195 diff changeset	286 process, pid, WTERMSIG(status),
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import Igor Sysoev <igor@sysoev.ru> parents: 195 diff changeset	287 WCOREDUMP(status) ? " (core dumped)" : "");
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import Igor Sysoev <igor@sysoev.ru> parents: 195 diff changeset	288
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import Igor Sysoev <igor@sysoev.ru> parents: 195 diff changeset	289 } else {
477 ad1e9ebf93bb nginx-0.1.13-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 461 diff changeset	290 ngx_log_error(NGX_LOG_NOTICE, ngx_cycle->log, 0,
461 a88a3e4e158f nginx-0.1.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 455 diff changeset	291 "%s %P exited with code %d",
218 05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import Igor Sysoev <igor@sysoev.ru> parents: 195 diff changeset	292 process, pid, WEXITSTATUS(status));
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import Igor Sysoev <igor@sysoev.ru> parents: 195 diff changeset	293 }
234 cd71b95716b4 nginx-0.0.1-2004-01-20-23:40:08 import Igor Sysoev <igor@sysoev.ru> parents: 227 diff changeset	294
cd71b95716b4 nginx-0.0.1-2004-01-20-23:40:08 import Igor Sysoev <igor@sysoev.ru> parents: 227 diff changeset	295 if (WEXITSTATUS(status) == 2 && ngx_processes[i].respawn) {
cd71b95716b4 nginx-0.0.1-2004-01-20-23:40:08 import Igor Sysoev <igor@sysoev.ru> parents: 227 diff changeset	296 ngx_log_error(NGX_LOG_ALERT, ngx_cycle->log, 0,
461 a88a3e4e158f nginx-0.1.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 455 diff changeset	297 "%s %P exited with fatal code %d and could not respawn",
a88a3e4e158f nginx-0.1.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 455 diff changeset	298 process, pid, WEXITSTATUS(status));
234 cd71b95716b4 nginx-0.0.1-2004-01-20-23:40:08 import Igor Sysoev <igor@sysoev.ru> parents: 227 diff changeset	299 ngx_processes[i].respawn = 0;
cd71b95716b4 nginx-0.0.1-2004-01-20-23:40:08 import Igor Sysoev <igor@sysoev.ru> parents: 227 diff changeset	300 }
191 71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	301 }
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	302 }
461 a88a3e4e158f nginx-0.1.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 455 diff changeset	303
a88a3e4e158f nginx-0.1.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 455 diff changeset	304
a88a3e4e158f nginx-0.1.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 455 diff changeset	305 void ngx_debug_point()
a88a3e4e158f nginx-0.1.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 455 diff changeset	306 {
a88a3e4e158f nginx-0.1.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 455 diff changeset	307 ngx_core_conf_t *ccf;
a88a3e4e158f nginx-0.1.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 455 diff changeset	308
a88a3e4e158f nginx-0.1.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 455 diff changeset	309 ccf = (ngx_core_conf_t *) ngx_get_conf(ngx_cycle->conf_ctx,
a88a3e4e158f nginx-0.1.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 455 diff changeset	310 ngx_core_module);
a88a3e4e158f nginx-0.1.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 455 diff changeset	311
a88a3e4e158f nginx-0.1.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 455 diff changeset	312 switch (ccf->debug_points) {
a88a3e4e158f nginx-0.1.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 455 diff changeset	313
a88a3e4e158f nginx-0.1.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 455 diff changeset	314 case NGX_DEBUG_POINTS_STOP:
a88a3e4e158f nginx-0.1.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 455 diff changeset	315 raise(SIGSTOP);
a88a3e4e158f nginx-0.1.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 455 diff changeset	316 break;
a88a3e4e158f nginx-0.1.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 455 diff changeset	317
a88a3e4e158f nginx-0.1.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 455 diff changeset	318 case NGX_DEBUG_POINTS_ABORT:
a88a3e4e158f nginx-0.1.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 455 diff changeset	319 abort();
a88a3e4e158f nginx-0.1.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 455 diff changeset	320 }
a88a3e4e158f nginx-0.1.5-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 455 diff changeset	321 }

Mercurial > hg > nginx

annotate src/os/unix/ngx_process.c @ 477:ad1e9ebf93bb release-0.1.13