Mercurial > hg > nginx-quic
annotate src/os/unix/ngx_posix_init.c @ 438:e56ab5ac8c65
nginx-0.0.12-2004-09-24-20:12:19 import
author | Igor Sysoev <igor@sysoev.ru> |
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date | Fri, 24 Sep 2004 16:12:19 +0000 |
parents | 018569a8f09c |
children | da8c5707af39 |
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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6 int ngx_ncpu; |
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7 int ngx_max_sockets; |
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8 int ngx_inherited_nonblocking; |
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9 |
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11 #if (NGX_POSIX_IO) |
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12 |
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13 ngx_os_io_t ngx_os_io = { |
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14 ngx_unix_recv, |
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15 ngx_readv_chain, |
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16 NULL, |
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17 ngx_writev_chain, |
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18 0 |
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19 }; |
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20 |
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21 |
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22 int ngx_os_init(ngx_log_t *log) |
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23 { |
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24 return ngx_posix_init(log); |
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25 } |
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26 |
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27 |
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28 #endif |
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29 |
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31 void ngx_signal_handler(int signo); |
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32 |
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34 typedef struct { |
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35 int signo; |
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36 char *signame; |
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37 void (*handler)(int signo); |
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38 } ngx_signal_t; |
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39 |
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40 |
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41 ngx_signal_t signals[] = { |
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42 { ngx_signal_value(NGX_RECONFIGURE_SIGNAL), |
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43 "SIG" ngx_value(NGX_RECONFIGURE_SIGNAL), |
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44 ngx_signal_handler }, |
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45 |
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46 { ngx_signal_value(NGX_REOPEN_SIGNAL), |
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47 "SIG" ngx_value(NGX_REOPEN_SIGNAL), |
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48 ngx_signal_handler }, |
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49 |
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50 { ngx_signal_value(NGX_NOACCEPT_SIGNAL), |
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51 "SIG" ngx_value(NGX_NOACCEPT_SIGNAL), |
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52 ngx_signal_handler }, |
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53 |
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54 { ngx_signal_value(NGX_TERMINATE_SIGNAL), |
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55 "SIG" ngx_value(NGX_TERMINATE_SIGNAL), |
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56 ngx_signal_handler }, |
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57 |
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58 { ngx_signal_value(NGX_SHUTDOWN_SIGNAL), |
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59 "SIG" ngx_value(NGX_SHUTDOWN_SIGNAL), |
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60 ngx_signal_handler }, |
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61 |
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62 { ngx_signal_value(NGX_CHANGEBIN_SIGNAL), |
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63 "SIG" ngx_value(NGX_CHANGEBIN_SIGNAL), |
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64 ngx_signal_handler }, |
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65 |
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66 { SIGALRM, "SIGALRM", ngx_signal_handler }, |
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67 |
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68 { SIGINT, "SIGINT", ngx_signal_handler }, |
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69 |
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70 { SIGIO, "SIGIO", ngx_signal_handler }, |
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71 |
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72 { SIGCHLD, "SIGCHLD", ngx_signal_handler }, |
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73 |
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74 { SIGPIPE, "SIGPIPE, SIG_IGN", SIG_IGN }, |
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75 |
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76 { 0, NULL, NULL } |
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77 }; |
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78 |
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79 |
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80 int ngx_posix_init(ngx_log_t *log) |
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81 { |
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82 ngx_signal_t *sig; |
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83 struct rlimit rlmt; |
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84 struct sigaction sa; |
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85 |
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86 ngx_pagesize = getpagesize(); |
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87 |
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88 if (ngx_ncpu == 0) { |
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89 ngx_ncpu = 1; |
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90 } |
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91 |
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92 for (sig = signals; sig->signo != 0; sig++) { |
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93 ngx_memzero(&sa, sizeof(struct sigaction)); |
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94 sa.sa_handler = sig->handler; |
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95 sigemptyset(&sa.sa_mask); |
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96 if (sigaction(sig->signo, &sa, NULL) == -1) { |
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97 ngx_log_error(NGX_LOG_EMERG, log, ngx_errno, |
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98 "sigaction(%s) failed", sig->signame); |
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99 return NGX_ERROR; |
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100 } |
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101 } |
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102 |
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103 if (getrlimit(RLIMIT_NOFILE, &rlmt) == -1) { |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
104 ngx_log_error(NGX_LOG_ALERT, log, errno, |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
105 "getrlimit(RLIMIT_NOFILE) failed)"); |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
106 return NGX_ERROR; |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
107 } |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
108 |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
109 ngx_log_error(NGX_LOG_INFO, log, 0, |
195
8dee38ea9117
nginx-0.0.1-2003-11-25-23:44:56 import
Igor Sysoev <igor@sysoev.ru>
parents:
191
diff
changeset
|
110 "getrlimit(RLIMIT_NOFILE): " RLIM_T_FMT ":" RLIM_T_FMT, |
93
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
111 rlmt.rlim_cur, rlmt.rlim_max); |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
112 |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
113 ngx_max_sockets = rlmt.rlim_cur; |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
114 |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
115 #if (HAVE_INHERITED_NONBLOCK) |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
116 ngx_inherited_nonblocking = 1; |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
117 #else |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
118 ngx_inherited_nonblocking = 0; |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
119 #endif |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
120 |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
121 return NGX_OK; |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
122 } |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
123 |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
124 |
210
00cafae0bdf1
nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
125 void ngx_signal_handler(int signo) |
00cafae0bdf1
nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
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 char *action; |
218
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
212
diff
changeset
|
128 struct timeval tv; |
226
b0c1e21e68db
nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
225
diff
changeset
|
129 ngx_int_t ignore; |
219
f57597ec5249
nginx-0.0.1-2004-01-06-19:49:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
218
diff
changeset
|
130 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
|
131 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
|
132 |
226
b0c1e21e68db
nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
225
diff
changeset
|
133 ignore = 0; |
225
2e9a8a14a0cf
nginx-0.0.1-2004-01-13-19:43:23 import
Igor Sysoev <igor@sysoev.ru>
parents:
222
diff
changeset
|
134 |
219
f57597ec5249
nginx-0.0.1-2004-01-06-19:49:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
218
diff
changeset
|
135 err = ngx_errno; |
f57597ec5249
nginx-0.0.1-2004-01-06-19:49:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
218
diff
changeset
|
136 |
210
00cafae0bdf1
nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
137 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
|
138 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
|
139 break; |
00cafae0bdf1
nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
140 } |
00cafae0bdf1
nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
141 } |
00cafae0bdf1
nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
142 |
218
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
212
diff
changeset
|
143 ngx_gettimeofday(&tv); |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
212
diff
changeset
|
144 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
|
145 |
222
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
146 action = ""; |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
147 |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
148 switch (ngx_process) { |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
149 |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
150 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
|
151 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
|
152 switch (signo) { |
212
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
210
diff
changeset
|
153 |
222
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_SHUTDOWN_SIGNAL): |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
155 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
|
156 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
|
157 break; |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
158 |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
159 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
|
160 case SIGINT: |
222
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
161 ngx_terminate = 1; |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
162 action = ", exiting"; |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
163 break; |
210
00cafae0bdf1
nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
164 |
225
2e9a8a14a0cf
nginx-0.0.1-2004-01-13-19:43:23 import
Igor Sysoev <igor@sysoev.ru>
parents:
222
diff
changeset
|
165 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
|
166 ngx_noaccept = 1; |
2e9a8a14a0cf
nginx-0.0.1-2004-01-13-19:43:23 import
Igor Sysoev <igor@sysoev.ru>
parents:
222
diff
changeset
|
167 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
|
168 break; |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
169 |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
170 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
|
171 ngx_reconfigure = 1; |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
172 action = ", reconfiguring"; |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
173 break; |
210
00cafae0bdf1
nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
174 |
222
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
175 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
|
176 ngx_reopen = 1; |
c31c40540318
nginx-0.0.2-2004-02-04-23:30:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
243
diff
changeset
|
177 action = ", reopen logs"; |
c31c40540318
nginx-0.0.2-2004-02-04-23:30:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
243
diff
changeset
|
178 break; |
222
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
179 |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
180 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
|
181 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
|
182 |
226
b0c1e21e68db
nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
225
diff
changeset
|
183 /* |
b0c1e21e68db
nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
225
diff
changeset
|
184 * 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
|
185 * 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
|
186 * 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
|
187 * 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
|
188 */ |
b0c1e21e68db
nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
225
diff
changeset
|
189 |
b0c1e21e68db
nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
225
diff
changeset
|
190 action = ", ignoring"; |
b0c1e21e68db
nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
225
diff
changeset
|
191 ignore = 1; |
b0c1e21e68db
nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
225
diff
changeset
|
192 break; |
b0c1e21e68db
nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
225
diff
changeset
|
193 } |
b0c1e21e68db
nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
225
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 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
|
196 action = ", changing binary"; |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
197 break; |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
198 |
243
bf2faf694c19
nginx-0.0.1-2004-01-28-23:38:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
238
diff
changeset
|
199 case SIGALRM: |
bf2faf694c19
nginx-0.0.1-2004-01-28-23:38:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
238
diff
changeset
|
200 if (!ngx_terminate) { |
bf2faf694c19
nginx-0.0.1-2004-01-28-23:38:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
238
diff
changeset
|
201 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
|
202 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
|
203 } |
bf2faf694c19
nginx-0.0.1-2004-01-28-23:38:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
238
diff
changeset
|
204 |
bf2faf694c19
nginx-0.0.1-2004-01-28-23:38:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
238
diff
changeset
|
205 break; |
bf2faf694c19
nginx-0.0.1-2004-01-28-23:38:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
238
diff
changeset
|
206 |
354
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
207 case SIGIO: |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
208 ngx_sigio = 1; |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
209 break; |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
210 |
222
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
211 case SIGCHLD: |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
212 ngx_reap = 1; |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
213 break; |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
214 } |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
215 |
218
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
212
diff
changeset
|
216 break; |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
212
diff
changeset
|
217 |
222
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
218 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
|
219 switch (signo) { |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
220 |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
221 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
|
222 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
|
223 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
|
224 break; |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
225 |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
226 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
|
227 case SIGINT: |
222
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
228 ngx_terminate = 1; |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
229 action = ", exiting"; |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
230 break; |
210
00cafae0bdf1
nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
231 |
222
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
232 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
|
233 ngx_reopen = 1; |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
234 action = ", reopen logs"; |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
235 break; |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
236 |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
237 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
|
238 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
|
239 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
|
240 case SIGIO: |
222
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
241 action = ", ignoring"; |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
242 break; |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
243 } |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
244 |
210
00cafae0bdf1
nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
245 break; |
222
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
246 } |
210
00cafae0bdf1
nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
247 |
222
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
248 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
|
249 "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
|
250 |
226
b0c1e21e68db
nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
225
diff
changeset
|
251 if (ignore) { |
b0c1e21e68db
nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
225
diff
changeset
|
252 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
|
253 "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
|
254 "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
|
255 "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
|
256 } |
b0c1e21e68db
nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
225
diff
changeset
|
257 |
222
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
258 if (signo == SIGCHLD) { |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
259 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
|
260 } |
219
f57597ec5249
nginx-0.0.1-2004-01-06-19:49:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
218
diff
changeset
|
261 |
f57597ec5249
nginx-0.0.1-2004-01-06-19:49:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
218
diff
changeset
|
262 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
|
263 } |
00cafae0bdf1
nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
264 |
00cafae0bdf1
nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
265 |
93
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
266 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
|
267 { |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
268 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
|
269 |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
270 if (pipe(pp) == -1) { |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
271 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
|
272 return NGX_ERROR; |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
273 } |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
274 |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
275 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
|
276 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
|
277 return NGX_ERROR; |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
278 } |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
279 |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
280 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
|
281 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
|
282 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
|
283 return NGX_ERROR; |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
284 } |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
285 } |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
286 |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
287 return NGX_OK; |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
288 } |