Mercurial > hg > nginx

annotate src/os/unix/ngx_process.c @ 354:eaf1f651cf86

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
nginx-0.0.7-2004-06-15-11:55:11 import
author Igor Sysoev <igor@sysoev.ru>
date Tue, 15 Jun 2004 07:55:11 +0000
parents 56496082668b
children 0fb6c53fb135
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
191
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
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1
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
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2 #include <ngx_config.h>
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import
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3 #include <ngx_core.h>
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6b91bfbc4123 nginx-0.0.3-2004-04-05-00:32:09 import
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4 #include <ngx_event.h>
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71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import
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5
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import
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6
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b79f021a644a nginx-0.0.2-2004-03-04-19:34:23 import
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7 static void ngx_execute_proc(ngx_cycle_t *cycle, void *data);
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05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
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8
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eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
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9 ngx_int_t ngx_last_process;
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
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10 ngx_socket_t ngx_channel;
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05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
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11 ngx_process_t ngx_processes[NGX_MAX_PROCESSES];
191
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import
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12
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import
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13
225
2e9a8a14a0cf nginx-0.0.1-2004-01-13-19:43:23 import
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14 ngx_pid_t ngx_spawn_process(ngx_cycle_t *cycle,
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05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
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15 ngx_spawn_proc_pt proc, void *data,
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
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16 char *name, ngx_int_t respawn)
191
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import
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17 {
354
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
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18 u_long on;
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05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
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19 ngx_pid_t pid;
354
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
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20 ngx_int_t s;
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
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21
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
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22 s = respawn >= 0 ? respawn : ngx_last_process;
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
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23
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
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24
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
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25 /* Solaris 9 still has no AF_LOCAL */
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
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26
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
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27 if (socketpair(AF_UNIX, SOCK_STREAM, 0, ngx_processes[s].channel) == -1) {
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 318
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28 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno,
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 318
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29 "socketpair() failed while spawning \"%s\"", name);
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
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30 return NGX_ERROR;
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
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31 }
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
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32
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
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33 on = 1;
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
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34 if (ioctl(ngx_processes[s].channel[0], FIOASYNC, &on) == -1) {
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
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parents: 318
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35 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno,
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 318
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36 "ioctl(FIOASYNC) failed while spawning \"%s\"", name);
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
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37 return NGX_ERROR;
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
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38 }
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
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39
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 318
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40 if (fcntl(ngx_processes[s].channel[0], F_SETOWN, ngx_pid) == -1) {
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 318
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41 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno,
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 318
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42 "fcntl(F_SETOWN) failed while spawning \"%s\"", name);
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 318
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43 return NGX_ERROR;
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 318
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44 }
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
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45
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 318
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46 ngx_channel = ngx_processes[s].channel[1];
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
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47
191
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import
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48
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
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49 pid = fork();
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import
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50
354
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
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51 switch (pid) {
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
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52
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
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53 case -1:
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05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
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54 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
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55 "fork() failed while spawning \"%s\"", name);
191
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
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56 return NGX_ERROR;
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import
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57
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
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58 case 0:
249
2a0540287298 nginx-0.0.2-2004-02-03-19:43:54 import
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59 ngx_pid = ngx_getpid();
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05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
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60 proc(cycle, data);
191
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import
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61 break;
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import
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62
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import
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63 default:
195
8dee38ea9117 nginx-0.0.1-2003-11-25-23:44:56 import
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64 break;
191
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import
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65 }
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import
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66
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05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
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67 ngx_log_debug2(NGX_LOG_DEBUG_CORE, cycle->log, 0,
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
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68 "spawn %s: " PID_T_FMT, name, pid);
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69
354
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
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70 ngx_processes[s].pid = pid;
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
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71 ngx_processes[s].exited = 0;
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
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72
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05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
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73 if (respawn >= 0) {
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2e9a8a14a0cf nginx-0.0.1-2004-01-13-19:43:23 import
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74 return pid;
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05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
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75 }
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71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import
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76
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eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
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77 ngx_processes[s].proc = proc;
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
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78 ngx_processes[s].data = data;
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
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79 ngx_processes[s].name = name;
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
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80 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
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81
56496082668b nginx-0.0.3-2004-04-16-09:14:16 import
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82 switch (respawn) {
56496082668b nginx-0.0.3-2004-04-16-09:14:16 import
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83
56496082668b nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
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84 case NGX_PROCESS_RESPAWN:
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eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
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85 ngx_processes[s].respawn = 1;
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
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parents: 318
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86 ngx_processes[s].just_respawn = 0;
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
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parents: 318
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87 ngx_processes[s].detached = 0;
318
56496082668b nginx-0.0.3-2004-04-16-09:14:16 import
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parents: 306
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88 break;
56496082668b nginx-0.0.3-2004-04-16-09:14:16 import
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89
56496082668b nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
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90 case NGX_PROCESS_JUST_RESPAWN:
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eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
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parents: 318
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91 ngx_processes[s].respawn = 1;
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
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parents: 318
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92 ngx_processes[s].just_respawn = 1;
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
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parents: 318
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93 ngx_processes[s].detached = 0;
318
56496082668b nginx-0.0.3-2004-04-16-09:14:16 import
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parents: 306
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94 break;
56496082668b nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
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95
56496082668b nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
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96 case NGX_PROCESS_DETACHED:
354
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
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parents: 318
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97 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
98 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
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99 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
100 break;
56496082668b nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
101 }
56496082668b nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 306
diff changeset
102
218
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
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parents: 195
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103 ngx_last_process++;
191
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import
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parents:
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104
225
2e9a8a14a0cf nginx-0.0.1-2004-01-13-19:43:23 import
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parents: 224
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105 return pid;
218
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
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parents: 195
diff changeset
106 }
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 195
diff changeset
107
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 195
diff changeset
108
279
b79f021a644a nginx-0.0.2-2004-03-04-19:34:23 import
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parents: 272
diff changeset
109 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
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parents: 195
diff changeset
110 {
279
b79f021a644a nginx-0.0.2-2004-03-04-19:34:23 import
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parents: 272
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111 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
112 NGX_PROCESS_DETACHED);
191
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
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113 }
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import
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parents:
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114
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import
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115
279
b79f021a644a nginx-0.0.2-2004-03-04-19:34:23 import
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parents: 272
diff changeset
116 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
117 {
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 195
diff changeset
118 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
119
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 195
diff changeset
120 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
121 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
122 "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
123 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
124 }
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 195
diff changeset
125
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 195
diff changeset
126 exit(1);
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 195
diff changeset
127 }
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 195
diff changeset
128
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 195
diff changeset
129
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 195
diff changeset
130 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
131 {
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 195
diff changeset
132 int status;
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 195
diff changeset
133 char *process;
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 195
diff changeset
134 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
135 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
136 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
137 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
138 struct timeval tv;
191
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
139 one = 0;
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 for ( ;; ) {
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
142 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
143
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
144 if (pid == 0) {
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
145 return;
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
146 }
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
147
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
148 if (pid == -1) {
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
149 err = ngx_errno;
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
150
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
151 if (err == NGX_EINTR) {
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
152 continue;
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
153 }
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
154
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
155 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
156 return;
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
157 }
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
158
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
159 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
160 "waitpid() failed");
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
161 return;
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
162 }
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
163
306
6b91bfbc4123 nginx-0.0.3-2004-04-05-00:32:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 279
diff changeset
164
6b91bfbc4123 nginx-0.0.3-2004-04-05-00:32:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 279
diff changeset
165 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
166
6b91bfbc4123 nginx-0.0.3-2004-04-05-00:32:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 279
diff changeset
167 /*
6b91bfbc4123 nginx-0.0.3-2004-04-05-00:32:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 279
diff changeset
168 * 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
169 * held it
6b91bfbc4123 nginx-0.0.3-2004-04-05-00:32:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 279
diff changeset
170 */
6b91bfbc4123 nginx-0.0.3-2004-04-05-00:32:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 279
diff changeset
171
6b91bfbc4123 nginx-0.0.3-2004-04-05-00:32:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 279
diff changeset
172 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
173 }
6b91bfbc4123 nginx-0.0.3-2004-04-05-00:32:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 279
diff changeset
174
6b91bfbc4123 nginx-0.0.3-2004-04-05-00:32:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 279
diff changeset
175
191
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
176 one = 1;
218
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 195
diff changeset
177 process = "";
191
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
178
218
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 195
diff changeset
179 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
180 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
181 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
182 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
183 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
184 break;
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
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 195
diff changeset
188 if (i == ngx_last_process) {
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 195
diff changeset
189 process = "unknown process";
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 195
diff changeset
190 }
191
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
191
218
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 195
diff changeset
192 if (WTERMSIG(status)) {
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 195
diff changeset
193 ngx_log_error(NGX_LOG_ALERT, ngx_cycle->log, 0,
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 195
diff changeset
194 "%s " PID_T_FMT " exited on signal %d%s",
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 195
diff changeset
195 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
196 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
197
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 195
diff changeset
198 } else {
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 195
diff changeset
199 ngx_log_error(NGX_LOG_INFO, ngx_cycle->log, 0,
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 195
diff changeset
200 "%s " PID_T_FMT " exited with code %d",
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 195
diff changeset
201 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
202 }
234
cd71b95716b4 nginx-0.0.1-2004-01-20-23:40:08 import
Igor Sysoev <igor@sysoev.ru>
parents: 227
diff changeset
203
cd71b95716b4 nginx-0.0.1-2004-01-20-23:40:08 import
Igor Sysoev <igor@sysoev.ru>
parents: 227
diff changeset
204 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
205 ngx_log_error(NGX_LOG_ALERT, ngx_cycle->log, 0,
cd71b95716b4 nginx-0.0.1-2004-01-20-23:40:08 import
Igor Sysoev <igor@sysoev.ru>
parents: 227
diff changeset
206 "%s " PID_T_FMT
cd71b95716b4 nginx-0.0.1-2004-01-20-23:40:08 import
Igor Sysoev <igor@sysoev.ru>
parents: 227
diff changeset
207 " exited with fatal code %d and could not respawn",
cd71b95716b4 nginx-0.0.1-2004-01-20-23:40:08 import
Igor Sysoev <igor@sysoev.ru>
parents: 227
diff changeset
208 process, pid, WEXITSTATUS(status));
cd71b95716b4 nginx-0.0.1-2004-01-20-23:40:08 import
Igor Sysoev <igor@sysoev.ru>
parents: 227
diff changeset
209 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
210 }
191
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
211 }
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
212 }