Mercurial > hg > nginx
annotate src/os/unix/ngx_posix_init.c @ 346:55e496a8ece3
nginx-0.0.3-2004-06-06-23:49:18 import
author | Igor Sysoev <igor@sysoev.ru> |
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date | Sun, 06 Jun 2004 19:49:18 +0000 |
parents | 84b1c672ec5a |
children | eaf1f651cf86 |
rev | line source |
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93
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1 |
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2 #include <ngx_config.h> |
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3 #include <ngx_core.h> |
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4 |
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5 |
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6 int ngx_max_sockets; |
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7 int ngx_inherited_nonblocking; |
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8 |
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10 void ngx_signal_handler(int signo); |
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11 |
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13 typedef struct { |
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14 int signo; |
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15 char *signame; |
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16 void (*handler)(int signo); |
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17 } ngx_signal_t; |
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18 |
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19 |
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20 ngx_signal_t signals[] = { |
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21 { ngx_signal_value(NGX_RECONFIGURE_SIGNAL), |
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22 "SIG" ngx_value(NGX_RECONFIGURE_SIGNAL), |
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23 ngx_signal_handler }, |
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25 { ngx_signal_value(NGX_REOPEN_SIGNAL), |
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26 "SIG" ngx_value(NGX_REOPEN_SIGNAL), |
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27 ngx_signal_handler }, |
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29 { ngx_signal_value(NGX_NOACCEPT_SIGNAL), |
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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), |
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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), |
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38 "SIG" ngx_value(NGX_SHUTDOWN_SIGNAL), |
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39 ngx_signal_handler }, |
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40 |
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41 { ngx_signal_value(NGX_CHANGEBIN_SIGNAL), |
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42 "SIG" ngx_value(NGX_CHANGEBIN_SIGNAL), |
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43 ngx_signal_handler }, |
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44 |
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45 { SIGALRM, "SIGALRM", ngx_signal_handler }, |
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46 |
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47 { SIGINT, "SIGINT", ngx_signal_handler }, |
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48 |
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49 { SIGCHLD, "SIGCHLD", ngx_signal_handler }, |
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51 { SIGPIPE, "SIGPIPE, SIG_IGN", SIG_IGN }, |
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52 |
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53 { 0, NULL, NULL } |
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54 }; |
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55 |
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56 |
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57 int ngx_posix_init(ngx_log_t *log) |
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58 { |
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59 ngx_signal_t *sig; |
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60 struct rlimit rlmt; |
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61 struct sigaction sa; |
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62 |
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63 ngx_pagesize = getpagesize(); |
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64 |
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65 for (sig = signals; sig->signo != 0; sig++) { |
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66 ngx_memzero(&sa, sizeof(struct sigaction)); |
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67 sa.sa_handler = sig->handler; |
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68 sigemptyset(&sa.sa_mask); |
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69 if (sigaction(sig->signo, &sa, NULL) == -1) { |
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70 ngx_log_error(NGX_LOG_EMERG, log, ngx_errno, |
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71 "sigaction(%s) failed", sig->signame); |
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72 return NGX_ERROR; |
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73 } |
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74 } |
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75 |
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76 if (getrlimit(RLIMIT_NOFILE, &rlmt) == -1) { |
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77 ngx_log_error(NGX_LOG_ALERT, log, errno, |
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78 "getrlimit(RLIMIT_NOFILE) failed)"); |
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79 return NGX_ERROR; |
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80 } |
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81 |
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82 ngx_log_error(NGX_LOG_INFO, log, 0, |
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83 "getrlimit(RLIMIT_NOFILE): " RLIM_T_FMT ":" RLIM_T_FMT, |
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84 rlmt.rlim_cur, rlmt.rlim_max); |
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85 |
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86 ngx_max_sockets = rlmt.rlim_cur; |
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87 |
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88 #if (HAVE_INHERITED_NONBLOCK) |
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89 ngx_inherited_nonblocking = 1; |
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90 #else |
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91 ngx_inherited_nonblocking = 0; |
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92 #endif |
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93 |
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94 return NGX_OK; |
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95 } |
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96 |
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97 |
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98 void ngx_signal_handler(int signo) |
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99 { |
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100 char *action; |
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101 struct timeval tv; |
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102 ngx_int_t ignore; |
219
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nginx-0.0.1-2004-01-06-19:49:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
218
diff
changeset
|
103 ngx_err_t err; |
218
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
212
diff
changeset
|
104 ngx_signal_t *sig; |
210
00cafae0bdf1
nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
105 |
226
b0c1e21e68db
nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
225
diff
changeset
|
106 ignore = 0; |
225
2e9a8a14a0cf
nginx-0.0.1-2004-01-13-19:43:23 import
Igor Sysoev <igor@sysoev.ru>
parents:
222
diff
changeset
|
107 |
219
f57597ec5249
nginx-0.0.1-2004-01-06-19:49:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
218
diff
changeset
|
108 err = ngx_errno; |
f57597ec5249
nginx-0.0.1-2004-01-06-19:49:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
218
diff
changeset
|
109 |
210
00cafae0bdf1
nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
110 for (sig = signals; sig->signo != 0; sig++) { |
00cafae0bdf1
nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
111 if (sig->signo == signo) { |
00cafae0bdf1
nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
112 break; |
00cafae0bdf1
nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
113 } |
00cafae0bdf1
nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
114 } |
00cafae0bdf1
nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
115 |
218
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
212
diff
changeset
|
116 ngx_gettimeofday(&tv); |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
212
diff
changeset
|
117 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
|
118 |
222
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
119 action = ""; |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
120 |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
121 switch (ngx_process) { |
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 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
|
124 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
|
125 switch (signo) { |
212
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
210
diff
changeset
|
126 |
222
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
127 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
|
128 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
|
129 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
|
130 break; |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
131 |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
132 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
|
133 case SIGINT: |
222
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
134 ngx_terminate = 1; |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
135 action = ", exiting"; |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
136 break; |
210
00cafae0bdf1
nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
137 |
225
2e9a8a14a0cf
nginx-0.0.1-2004-01-13-19:43:23 import
Igor Sysoev <igor@sysoev.ru>
parents:
222
diff
changeset
|
138 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
|
139 ngx_noaccept = 1; |
2e9a8a14a0cf
nginx-0.0.1-2004-01-13-19:43:23 import
Igor Sysoev <igor@sysoev.ru>
parents:
222
diff
changeset
|
140 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
|
141 break; |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
142 |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
143 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
|
144 ngx_reconfigure = 1; |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
145 action = ", reconfiguring"; |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
146 break; |
210
00cafae0bdf1
nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
147 |
222
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
148 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
|
149 ngx_reopen = 1; |
c31c40540318
nginx-0.0.2-2004-02-04-23:30:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
243
diff
changeset
|
150 action = ", reopen logs"; |
c31c40540318
nginx-0.0.2-2004-02-04-23:30:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
243
diff
changeset
|
151 break; |
222
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
152 |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
153 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
|
154 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
|
155 |
226
b0c1e21e68db
nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
225
diff
changeset
|
156 /* |
b0c1e21e68db
nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
225
diff
changeset
|
157 * 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
|
158 * 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
|
159 * 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
|
160 * 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
|
161 */ |
b0c1e21e68db
nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
225
diff
changeset
|
162 |
b0c1e21e68db
nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
225
diff
changeset
|
163 action = ", ignoring"; |
b0c1e21e68db
nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
225
diff
changeset
|
164 ignore = 1; |
b0c1e21e68db
nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
225
diff
changeset
|
165 break; |
b0c1e21e68db
nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
225
diff
changeset
|
166 } |
b0c1e21e68db
nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
225
diff
changeset
|
167 |
222
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
168 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
|
169 action = ", changing binary"; |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
170 break; |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
171 |
243
bf2faf694c19
nginx-0.0.1-2004-01-28-23:38:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
238
diff
changeset
|
172 case SIGALRM: |
bf2faf694c19
nginx-0.0.1-2004-01-28-23:38:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
238
diff
changeset
|
173 if (!ngx_terminate) { |
bf2faf694c19
nginx-0.0.1-2004-01-28-23:38:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
238
diff
changeset
|
174 ngx_timer = 1; |
bf2faf694c19
nginx-0.0.1-2004-01-28-23:38:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
238
diff
changeset
|
175 action = ", shutting down old worker process"; |
bf2faf694c19
nginx-0.0.1-2004-01-28-23:38:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
238
diff
changeset
|
176 } |
bf2faf694c19
nginx-0.0.1-2004-01-28-23:38:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
238
diff
changeset
|
177 |
bf2faf694c19
nginx-0.0.1-2004-01-28-23:38:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
238
diff
changeset
|
178 break; |
bf2faf694c19
nginx-0.0.1-2004-01-28-23:38:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
238
diff
changeset
|
179 |
222
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
180 case SIGCHLD: |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
181 ngx_reap = 1; |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
182 break; |
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 |
218
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
212
diff
changeset
|
185 break; |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
212
diff
changeset
|
186 |
222
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
187 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
|
188 switch (signo) { |
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 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
|
191 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
|
192 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
|
193 break; |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
194 |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
195 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
|
196 case SIGINT: |
222
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
197 ngx_terminate = 1; |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
198 action = ", exiting"; |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
199 break; |
210
00cafae0bdf1
nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
200 |
222
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_REOPEN_SIGNAL): |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
202 ngx_reopen = 1; |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
203 action = ", reopen logs"; |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
204 break; |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
205 |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
206 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
|
207 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
|
208 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
|
209 action = ", ignoring"; |
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 |
210
00cafae0bdf1
nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
213 break; |
222
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
214 } |
210
00cafae0bdf1
nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
215 |
222
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
216 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
|
217 "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
|
218 |
226
b0c1e21e68db
nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
225
diff
changeset
|
219 if (ignore) { |
b0c1e21e68db
nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
225
diff
changeset
|
220 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
|
221 "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
|
222 "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
|
223 "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
|
224 } |
b0c1e21e68db
nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
225
diff
changeset
|
225 |
222
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
226 if (signo == SIGCHLD) { |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
227 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
|
228 } |
219
f57597ec5249
nginx-0.0.1-2004-01-06-19:49:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
218
diff
changeset
|
229 |
f57597ec5249
nginx-0.0.1-2004-01-06-19:49:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
218
diff
changeset
|
230 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
|
231 } |
00cafae0bdf1
nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
232 |
00cafae0bdf1
nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
233 |
93
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
234 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
|
235 { |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
236 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
|
237 |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
238 if (pipe(pp) == -1) { |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
239 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
|
240 return NGX_ERROR; |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
241 } |
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 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
|
244 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
|
245 return NGX_ERROR; |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
246 } |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
247 |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
248 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
|
249 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
|
250 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
|
251 return NGX_ERROR; |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
252 } |
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 return NGX_OK; |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
256 } |