Mercurial > hg > nginx

annotate src/os/unix/ngx_posix_init.c @ 226:b0c1e21e68db

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nginx-0.0.1-2004-01-14-00:33:59 import
author Igor Sysoev <igor@sysoev.ru>
date Tue, 13 Jan 2004 21:33:59 +0000
parents 2e9a8a14a0cf
children 86e473b5641e
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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11
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),
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31 ngx_signal_handler },
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32
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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
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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
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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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b0c1e21e68db nginx-0.0.1-2004-01-14-00:33:59 import
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45 { SIGINT, "SIGINT", ngx_signal_handler },
b0c1e21e68db nginx-0.0.1-2004-01-14-00:33:59 import
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46
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99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
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47 { SIGCHLD, "SIGCHLD", ngx_signal_handler },
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48
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49 { SIGPIPE, "SIGPIPE, SIG_IGN", SIG_IGN },
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50
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51 { 0, NULL, NULL }
210
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52 };
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53
00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
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54
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738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
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55 int ngx_posix_init(ngx_log_t *log)
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
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56 {
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57 ngx_signal_t *sig;
00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
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58 struct rlimit rlmt;
00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
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59 struct sigaction sa;
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60
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61 for (sig = signals; sig->signo != 0; sig++) {
00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
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62 ngx_memzero(&sa, sizeof(struct sigaction));
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63 sa.sa_handler = sig->handler;
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64 sigemptyset(&sa.sa_mask);
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65 if (sigaction(sig->signo, &sa, NULL) == -1) {
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66 ngx_log_error(NGX_LOG_EMERG, log, ngx_errno,
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67 "sigaction(%s) failed", sig->signame);
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68 return NGX_ERROR;
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69 }
191
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import
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70 }
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71
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72 if (getrlimit(RLIMIT_NOFILE, &rlmt) == -1) {
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73 ngx_log_error(NGX_LOG_ALERT, log, errno,
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74 "getrlimit(RLIMIT_NOFILE) failed)");
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75 return NGX_ERROR;
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76 }
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
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77
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
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78 ngx_log_error(NGX_LOG_INFO, log, 0,
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8dee38ea9117 nginx-0.0.1-2003-11-25-23:44:56 import
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79 "getrlimit(RLIMIT_NOFILE): " RLIM_T_FMT ":" RLIM_T_FMT,
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738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
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80 rlmt.rlim_cur, rlmt.rlim_max);
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81
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
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82 ngx_max_sockets = rlmt.rlim_cur;
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83
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
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84 #if (HAVE_INHERITED_NONBLOCK)
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
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85 ngx_inherited_nonblocking = 1;
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
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86 #else
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
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87 ngx_inherited_nonblocking = 0;
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
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88 #endif
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89
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
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90 return NGX_OK;
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91 }
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92
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94 void ngx_signal_handler(int signo)
00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
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95 {
222
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
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96 char *action;
218
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
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97 struct timeval tv;
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b0c1e21e68db nginx-0.0.1-2004-01-14-00:33:59 import
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98 ngx_int_t ignore;
219
f57597ec5249 nginx-0.0.1-2004-01-06-19:49:34 import
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99 ngx_err_t err;
218
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100 ngx_signal_t *sig;
210
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101
225
2e9a8a14a0cf nginx-0.0.1-2004-01-13-19:43:23 import
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102 ngx_signal = 1;
226
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103 ignore = 0;
225
2e9a8a14a0cf nginx-0.0.1-2004-01-13-19:43:23 import
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104
219
f57597ec5249 nginx-0.0.1-2004-01-06-19:49:34 import
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105 err = ngx_errno;
f57597ec5249 nginx-0.0.1-2004-01-06-19:49:34 import
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106
210
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107 for (sig = signals; sig->signo != 0; sig++) {
00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
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108 if (sig->signo == signo) {
00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
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109 break;
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110 }
00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
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111 }
00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
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112
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05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
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113 ngx_gettimeofday(&tv);
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
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114 ngx_time_update(tv.tv_sec);
212
679f60139863 nginx-0.0.1-2003-12-19-11:15:11 import
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115
222
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
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diff changeset
116 action = "";
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
117
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
118 switch (ngx_process) {
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
119
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
120 case NGX_PROCESS_MASTER:
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
121 switch (signo) {
212
679f60139863 nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 210
diff changeset
122
222
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
123 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
124 ngx_quit = 1;
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
125 action = ", shutdowning";
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
126 break;
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
127
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
128 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
129 case SIGINT:
222
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
130 ngx_terminate = 1;
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
131 action = ", exiting";
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
132 break;
210
00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 195
diff changeset
133
225
2e9a8a14a0cf nginx-0.0.1-2004-01-13-19:43:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 222
diff changeset
134 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
135 ngx_noaccept = 1;
2e9a8a14a0cf nginx-0.0.1-2004-01-13-19:43:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 222
diff changeset
136 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
137 break;
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
138
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
139 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
140 ngx_reconfigure = 1;
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
141 action = ", reconfiguring";
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
142 break;
210
00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 195
diff changeset
143
222
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
144 case ngx_signal_value(NGX_REOPEN_SIGNAL):
226
b0c1e21e68db nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 225
diff changeset
145 if (ngx_noaccept) {
b0c1e21e68db nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 225
diff changeset
146 action = ", ignoring";
b0c1e21e68db nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 225
diff changeset
147
b0c1e21e68db nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 225
diff changeset
148 } else {
b0c1e21e68db nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 225
diff changeset
149 ngx_reopen = 1;
b0c1e21e68db nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 225
diff changeset
150 action = ", reopen logs";
b0c1e21e68db nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 225
diff changeset
151 break;
b0c1e21e68db nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 225
diff changeset
152 }
222
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
153
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
154 case ngx_signal_value(NGX_CHANGEBIN_SIGNAL):
226
b0c1e21e68db nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 225
diff changeset
155 if ((ngx_inherited && getppid() > 1)
b0c1e21e68db nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 225
diff changeset
156 || (!ngx_inherited && ngx_new_binary > 0))
b0c1e21e68db nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 225
diff changeset
157 {
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
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
174 case SIGCHLD:
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
175 ngx_reap = 1;
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
176 break;
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
177 }
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
178
218
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 212
diff changeset
179 break;
05592fd7a436 nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents: 212
diff changeset
180
222
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
181 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
182 switch (signo) {
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
183
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
184 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
185 ngx_quit = 1;
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
186 action = ", shutdowning";
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
187 break;
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
188
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
189 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
190 case SIGINT:
222
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
191 ngx_terminate = 1;
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
192 action = ", exiting";
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
193 break;
210
00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 195
diff changeset
194
222
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
195 #if 0
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_REOPEN_SIGNAL):
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
197 ngx_reopen = 1;
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
198 action = ", reopen logs";
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 #endif
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
201
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
202 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
203 case ngx_signal_value(NGX_REOPEN_SIGNAL):
225
2e9a8a14a0cf nginx-0.0.1-2004-01-13-19:43:23 import
Igor Sysoev <igor@sysoev.ru>
parents: 222
diff changeset
204 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
205 case ngx_signal_value(NGX_CHANGEBIN_SIGNAL):
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
206 action = ", ignoring";
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
207 break;
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
208 }
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
209
210
00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 195
diff changeset
210 break;
222
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
211 }
210
00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 195
diff changeset
212
222
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
213 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
214 "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
215
226
b0c1e21e68db nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 225
diff changeset
216 if (ignore) {
b0c1e21e68db nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 225
diff changeset
217 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
218 "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
219 "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
220 "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
221 }
b0c1e21e68db nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 225
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 if (signo == SIGCHLD) {
99df0edb63ed nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 221
diff changeset
224 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
225 }
219
f57597ec5249 nginx-0.0.1-2004-01-06-19:49:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 218
diff changeset
226
f57597ec5249 nginx-0.0.1-2004-01-06-19:49:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 218
diff changeset
227 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
228 }
00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 195
diff changeset
229
00cafae0bdf1 nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 195
diff changeset
230
93
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
231 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
232 {
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
233 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
234
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
235 if (pipe(pp) == -1) {
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
236 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
237 return NGX_ERROR;
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
238 }
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
239
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
240 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
241 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
242 return NGX_ERROR;
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
243 }
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 (pp[1] > STDERR_FILENO) {
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
246 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
247 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
248 return NGX_ERROR;
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 }
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
251
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
252 return NGX_OK;
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
253 }