Mercurial > hg > nginx

annotate src/os/unix/ngx_posix_init.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 55e496a8ece3
children 0fb6c53fb135
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
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1
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
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2 #include <ngx_config.h>
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
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3 #include <ngx_core.h>
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738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
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738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
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6 int ngx_max_sockets;
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
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7 int ngx_inherited_nonblocking;
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8
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
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9
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00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
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10 void ngx_signal_handler(int signo);
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1c002f2b77ed nginx-0.0.1-2003-07-03-20:30:22 import
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12
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13 typedef struct {
00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
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14 int signo;
00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
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15 char *signame;
00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
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16 void (*handler)(int signo);
00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
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17 } ngx_signal_t;
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18
00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
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19
00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
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20 ngx_signal_t signals[] = {
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05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
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21 { ngx_signal_value(NGX_RECONFIGURE_SIGNAL),
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
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22 "SIG" ngx_value(NGX_RECONFIGURE_SIGNAL),
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23 ngx_signal_handler },
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24
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25 { ngx_signal_value(NGX_REOPEN_SIGNAL),
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
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26 "SIG" ngx_value(NGX_REOPEN_SIGNAL),
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27 ngx_signal_handler },
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28
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2e9a8a14a0cf nginx-0.0.1-2004-01-13-19:43:23 import
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29 { ngx_signal_value(NGX_NOACCEPT_SIGNAL),
2e9a8a14a0cf nginx-0.0.1-2004-01-13-19:43:23 import
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30 "SIG" ngx_value(NGX_NOACCEPT_SIGNAL),
218
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
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31 ngx_signal_handler },
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32
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
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33 { ngx_signal_value(NGX_TERMINATE_SIGNAL),
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
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34 "SIG" ngx_value(NGX_TERMINATE_SIGNAL),
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35 ngx_signal_handler },
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36
00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
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37 { ngx_signal_value(NGX_SHUTDOWN_SIGNAL),
00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
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38 "SIG" ngx_value(NGX_SHUTDOWN_SIGNAL),
00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
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39 ngx_signal_handler },
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40
218
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41 { ngx_signal_value(NGX_CHANGEBIN_SIGNAL),
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
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42 "SIG" ngx_value(NGX_CHANGEBIN_SIGNAL),
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
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43 ngx_signal_handler },
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
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44
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bf2faf694c19 nginx-0.0.1-2004-01-28-23:38:54 import
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45 { SIGALRM, "SIGALRM", ngx_signal_handler },
bf2faf694c19 nginx-0.0.1-2004-01-28-23:38:54 import
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46
226
b0c1e21e68db nginx-0.0.1-2004-01-14-00:33:59 import
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47 { SIGINT, "SIGINT", ngx_signal_handler },
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48
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eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
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49 { SIGIO, "SIGIO", ngx_signal_handler },
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
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50
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99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
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51 { SIGCHLD, "SIGCHLD", ngx_signal_handler },
210
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52
222
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
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53 { SIGPIPE, "SIGPIPE, SIG_IGN", SIG_IGN },
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54
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99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
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55 { 0, NULL, NULL }
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56 };
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57
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58
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738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
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59 int ngx_posix_init(ngx_log_t *log)
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
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60 {
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61 ngx_signal_t *sig;
00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
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62 struct rlimit rlmt;
00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
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63 struct sigaction sa;
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64
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55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
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65 ngx_pagesize = getpagesize();
55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
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66
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67 for (sig = signals; sig->signo != 0; sig++) {
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68 ngx_memzero(&sa, sizeof(struct sigaction));
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69 sa.sa_handler = sig->handler;
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70 sigemptyset(&sa.sa_mask);
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71 if (sigaction(sig->signo, &sa, NULL) == -1) {
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72 ngx_log_error(NGX_LOG_EMERG, log, ngx_errno,
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73 "sigaction(%s) failed", sig->signame);
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74 return NGX_ERROR;
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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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77
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78 if (getrlimit(RLIMIT_NOFILE, &rlmt) == -1) {
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79 ngx_log_error(NGX_LOG_ALERT, log, errno,
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80 "getrlimit(RLIMIT_NOFILE) failed)");
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81 return NGX_ERROR;
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82 }
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
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83
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
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84 ngx_log_error(NGX_LOG_INFO, log, 0,
195
8dee38ea9117 nginx-0.0.1-2003-11-25-23:44:56 import
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85 "getrlimit(RLIMIT_NOFILE): " RLIM_T_FMT ":" RLIM_T_FMT,
93
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
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86 rlmt.rlim_cur, rlmt.rlim_max);
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87
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
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88 ngx_max_sockets = rlmt.rlim_cur;
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89
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
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90 #if (HAVE_INHERITED_NONBLOCK)
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91 ngx_inherited_nonblocking = 1;
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
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92 #else
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
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93 ngx_inherited_nonblocking = 0;
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
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94 #endif
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
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95
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
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96 return NGX_OK;
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97 }
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98
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
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99
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100 void ngx_signal_handler(int signo)
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101 {
222
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
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102 char *action;
218
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
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103 struct timeval tv;
226
b0c1e21e68db nginx-0.0.1-2004-01-14-00:33:59 import
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104 ngx_int_t ignore;
219
f57597ec5249 nginx-0.0.1-2004-01-06-19:49:34 import
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105 ngx_err_t err;
218
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106 ngx_signal_t *sig;
210
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107
226
b0c1e21e68db nginx-0.0.1-2004-01-14-00:33:59 import
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108 ignore = 0;
225
2e9a8a14a0cf nginx-0.0.1-2004-01-13-19:43:23 import
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diff changeset
109
219
f57597ec5249 nginx-0.0.1-2004-01-06-19:49:34 import
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110 err = ngx_errno;
f57597ec5249 nginx-0.0.1-2004-01-06-19:49:34 import
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111
210
00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
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112 for (sig = signals; sig->signo != 0; sig++) {
00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
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113 if (sig->signo == signo) {
00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
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114 break;
00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
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115 }
00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
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diff changeset
116 }
00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 195
diff changeset
117
218
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 212
diff changeset
118 ngx_gettimeofday(&tv);
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 212
diff changeset
119 ngx_time_update(tv.tv_sec);
212
679f60139863 nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 210
diff changeset
120
222
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
121 action = "";
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
122
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
123 switch (ngx_process) {
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
124
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
125 case NGX_PROCESS_MASTER:
236
86e473b5641e nginx-0.0.1-2004-01-22-09:47:28 import
Igor Sysoev <igor@sysoev.ru>
parents: 226
diff changeset
126 case NGX_PROCESS_SINGLE:
222
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
127 switch (signo) {
212
679f60139863 nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 210
diff changeset
128
222
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
129 case ngx_signal_value(NGX_SHUTDOWN_SIGNAL):
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
130 ngx_quit = 1;
238
674f85a4d00f nginx-0.0.1-2004-01-23-12:26:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 236
diff changeset
131 action = ", shutting down";
222
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
132 break;
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
133
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
134 case ngx_signal_value(NGX_TERMINATE_SIGNAL):
225
2e9a8a14a0cf nginx-0.0.1-2004-01-13-19:43:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 222
diff changeset
135 case SIGINT:
222
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
136 ngx_terminate = 1;
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
137 action = ", exiting";
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
138 break;
210
00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 195
diff changeset
139
225
2e9a8a14a0cf nginx-0.0.1-2004-01-13-19:43:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 222
diff changeset
140 case ngx_signal_value(NGX_NOACCEPT_SIGNAL):
2e9a8a14a0cf nginx-0.0.1-2004-01-13-19:43:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 222
diff changeset
141 ngx_noaccept = 1;
2e9a8a14a0cf nginx-0.0.1-2004-01-13-19:43:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 222
diff changeset
142 action = ", stop the accepting connections";
222
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
143 break;
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
144
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
145 case ngx_signal_value(NGX_RECONFIGURE_SIGNAL):
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
146 ngx_reconfigure = 1;
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
147 action = ", reconfiguring";
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
148 break;
210
00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 195
diff changeset
149
222
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
150 case ngx_signal_value(NGX_REOPEN_SIGNAL):
251
c31c40540318 nginx-0.0.2-2004-02-04-23:30:08 import
Igor Sysoev <igor@sysoev.ru>
parents: 243
diff changeset
151 ngx_reopen = 1;
c31c40540318 nginx-0.0.2-2004-02-04-23:30:08 import
Igor Sysoev <igor@sysoev.ru>
parents: 243
diff changeset
152 action = ", reopen logs";
c31c40540318 nginx-0.0.2-2004-02-04-23:30:08 import
Igor Sysoev <igor@sysoev.ru>
parents: 243
diff changeset
153 break;
222
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
154
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
155 case ngx_signal_value(NGX_CHANGEBIN_SIGNAL):
252
84b1c672ec5a nginx-0.0.2-2004-02-05-19:58:36 import
Igor Sysoev <igor@sysoev.ru>
parents: 251
diff changeset
156 if (getppid() > 1 || ngx_new_binary > 0) {
84b1c672ec5a nginx-0.0.2-2004-02-05-19:58:36 import
Igor Sysoev <igor@sysoev.ru>
parents: 251
diff changeset
157
226
b0c1e21e68db nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 225
diff changeset
158 /*
b0c1e21e68db nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 225
diff changeset
159 * Ignore the signal in the new binary if its parent is
b0c1e21e68db nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 225
diff changeset
160 * not the init process, i.e. the old binary's process
b0c1e21e68db nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 225
diff changeset
161 * is still running. Or ingore the signal in the old binary's
b0c1e21e68db nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 225
diff changeset
162 * process if the new binary's process is already running.
b0c1e21e68db nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 225
diff changeset
163 */
b0c1e21e68db nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 225
diff changeset
164
b0c1e21e68db nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 225
diff changeset
165 action = ", ignoring";
b0c1e21e68db nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 225
diff changeset
166 ignore = 1;
b0c1e21e68db nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 225
diff changeset
167 break;
b0c1e21e68db nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 225
diff changeset
168 }
b0c1e21e68db nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 225
diff changeset
169
222
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
170 ngx_change_binary = 1;
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
171 action = ", changing binary";
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
172 break;
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
173
243
bf2faf694c19 nginx-0.0.1-2004-01-28-23:38:54 import
Igor Sysoev <igor@sysoev.ru>
parents: 238
diff changeset
174 case SIGALRM:
bf2faf694c19 nginx-0.0.1-2004-01-28-23:38:54 import
Igor Sysoev <igor@sysoev.ru>
parents: 238
diff changeset
175 if (!ngx_terminate) {
bf2faf694c19 nginx-0.0.1-2004-01-28-23:38:54 import
Igor Sysoev <igor@sysoev.ru>
parents: 238
diff changeset
176 ngx_timer = 1;
354
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
177 action = ", shutting down old worker processes";
243
bf2faf694c19 nginx-0.0.1-2004-01-28-23:38:54 import
Igor Sysoev <igor@sysoev.ru>
parents: 238
diff changeset
178 }
bf2faf694c19 nginx-0.0.1-2004-01-28-23:38:54 import
Igor Sysoev <igor@sysoev.ru>
parents: 238
diff changeset
179
bf2faf694c19 nginx-0.0.1-2004-01-28-23:38:54 import
Igor Sysoev <igor@sysoev.ru>
parents: 238
diff changeset
180 break;
bf2faf694c19 nginx-0.0.1-2004-01-28-23:38:54 import
Igor Sysoev <igor@sysoev.ru>
parents: 238
diff changeset
181
354
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
182 case SIGIO:
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
183 ngx_sigio = 1;
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
184 break;
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
185
222
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
186 case SIGCHLD:
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
187 ngx_reap = 1;
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
188 break;
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
189 }
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
190
218
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 212
diff changeset
191 break;
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 212
diff changeset
192
222
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
193 case NGX_PROCESS_WORKER:
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
194 switch (signo) {
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
195
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
196 case ngx_signal_value(NGX_SHUTDOWN_SIGNAL):
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
197 ngx_quit = 1;
238
674f85a4d00f nginx-0.0.1-2004-01-23-12:26:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 236
diff changeset
198 action = ", shutting down";
222
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
199 break;
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
200
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
201 case ngx_signal_value(NGX_TERMINATE_SIGNAL):
225
2e9a8a14a0cf nginx-0.0.1-2004-01-13-19:43:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 222
diff changeset
202 case SIGINT:
222
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
203 ngx_terminate = 1;
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
204 action = ", exiting";
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
205 break;
210
00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 195
diff changeset
206
222
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
207 case ngx_signal_value(NGX_REOPEN_SIGNAL):
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
208 ngx_reopen = 1;
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
209 action = ", reopen logs";
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
210 break;
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
211
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
212 case ngx_signal_value(NGX_RECONFIGURE_SIGNAL):
225
2e9a8a14a0cf nginx-0.0.1-2004-01-13-19:43:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 222
diff changeset
213 case ngx_signal_value(NGX_NOACCEPT_SIGNAL):
222
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
214 case ngx_signal_value(NGX_CHANGEBIN_SIGNAL):
354
eaf1f651cf86 nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 346
diff changeset
215 case SIGIO:
222
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
216 action = ", ignoring";
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
217 break;
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
218 }
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
219
210
00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 195
diff changeset
220 break;
222
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
221 }
210
00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 195
diff changeset
222
222
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
223 ngx_log_error(NGX_LOG_INFO, ngx_cycle->log, 0,
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
224 "signal %d (%s) received%s", signo, sig->signame, action);
218
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 212
diff changeset
225
226
b0c1e21e68db nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 225
diff changeset
226 if (ignore) {
b0c1e21e68db nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 225
diff changeset
227 ngx_log_error(NGX_LOG_CRIT, ngx_cycle->log, 0,
b0c1e21e68db nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 225
diff changeset
228 "the changing binary signal is ignored: "
b0c1e21e68db nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 225
diff changeset
229 "you should shutdown or terminate "
b0c1e21e68db nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 225
diff changeset
230 "before either old or new binary's process");
b0c1e21e68db nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 225
diff changeset
231 }
b0c1e21e68db nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 225
diff changeset
232
222
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
233 if (signo == SIGCHLD) {
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
234 ngx_process_get_status();
210
00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 195
diff changeset
235 }
219
f57597ec5249 nginx-0.0.1-2004-01-06-19:49:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 218
diff changeset
236
f57597ec5249 nginx-0.0.1-2004-01-06-19:49:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 218
diff changeset
237 ngx_set_errno(err);
210
00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 195
diff changeset
238 }
00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 195
diff changeset
239
00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 195
diff changeset
240
93
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
241 int ngx_posix_post_conf_init(ngx_log_t *log)
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
242 {
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
243 ngx_fd_t pp[2];
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
244
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
245 if (pipe(pp) == -1) {
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
246 ngx_log_error(NGX_LOG_EMERG, log, ngx_errno, "pipe() failed");
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
247 return NGX_ERROR;
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
248 }
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
249
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
250 if (dup2(pp[1], STDERR_FILENO) == -1) {
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
251 ngx_log_error(NGX_LOG_EMERG, log, errno, "dup2(STDERR) failed");
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
252 return NGX_ERROR;
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
253 }
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
254
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
255 if (pp[1] > STDERR_FILENO) {
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
256 if (close(pp[1]) == -1) {
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
257 ngx_log_error(NGX_LOG_EMERG, log, errno, "close() failed");
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
258 return NGX_ERROR;
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
259 }
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
260 }
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
261
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
262 return NGX_OK;
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
263 }