Mercurial > hg > nginx
annotate src/os/unix/ngx_process_cycle.c @ 9331:dbf76fdd109f default tip
release-1.27.4 tag
author | Maxim Dounin <mdounin@mdounin.ru> |
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date | Tue, 03 Sep 2024 13:11:25 +0300 |
parents | 6a3ee145d0b5 |
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rev | line source |
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441
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1 |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
4412 | 4 * Copyright (C) Nginx, Inc. |
441
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5 */ |
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7 |
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8 #include <ngx_config.h> |
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9 #include <ngx_core.h> |
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10 #include <ngx_event.h> |
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11 #include <ngx_channel.h> |
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14 static void ngx_start_worker_processes(ngx_cycle_t *cycle, ngx_int_t n, |
501 | 15 ngx_int_t type); |
3018 | 16 static void ngx_start_cache_manager_processes(ngx_cycle_t *cycle, |
17 ngx_uint_t respawn); | |
7802
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Removed "ch" argument from ngx_pass_open_channel().
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18 static void ngx_pass_open_channel(ngx_cycle_t *cycle); |
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19 static void ngx_signal_worker_processes(ngx_cycle_t *cycle, int signo); |
1565 | 20 static ngx_uint_t ngx_reap_children(ngx_cycle_t *cycle); |
573 | 21 static void ngx_master_process_exit(ngx_cycle_t *cycle); |
278
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22 static void ngx_worker_process_cycle(ngx_cycle_t *cycle, void *data); |
4912
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Fixed setting of CPU affinity on respawn of dead worker processes.
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23 static void ngx_worker_process_init(ngx_cycle_t *cycle, ngx_int_t worker); |
573 | 24 static void ngx_worker_process_exit(ngx_cycle_t *cycle); |
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25 static void ngx_channel_handler(ngx_event_t *ev); |
2616
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26 static void ngx_cache_manager_process_cycle(ngx_cycle_t *cycle, void *data); |
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27 static void ngx_cache_manager_process_handler(ngx_event_t *ev); |
3018 | 28 static void ngx_cache_loader_process_handler(ngx_event_t *ev); |
278
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29 |
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30 |
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31 ngx_uint_t ngx_process; |
6151
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Introduced worker number, ngx_worker.
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32 ngx_uint_t ngx_worker; |
278
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33 ngx_pid_t ngx_pid; |
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Fixed "changing binary" when reaper is not init.
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34 ngx_pid_t ngx_parent; |
278
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35 |
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36 sig_atomic_t ngx_reap; |
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37 sig_atomic_t ngx_sigio; |
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38 sig_atomic_t ngx_sigalrm; |
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39 sig_atomic_t ngx_terminate; |
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40 sig_atomic_t ngx_quit; |
477 | 41 sig_atomic_t ngx_debug_quit; |
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42 ngx_uint_t ngx_exiting; |
278
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43 sig_atomic_t ngx_reconfigure; |
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44 sig_atomic_t ngx_reopen; |
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45 |
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46 sig_atomic_t ngx_change_binary; |
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47 ngx_pid_t ngx_new_binary; |
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48 ngx_uint_t ngx_inherited; |
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49 ngx_uint_t ngx_daemonized; |
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50 |
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51 sig_atomic_t ngx_noaccept; |
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52 ngx_uint_t ngx_noaccepting; |
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53 ngx_uint_t ngx_restart; |
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54 |
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55 |
577 | 56 static u_char master_process[] = "master process"; |
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57 |
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58 |
3018 | 59 static ngx_cache_manager_ctx_t ngx_cache_manager_ctx = { |
60 ngx_cache_manager_process_handler, "cache manager process", 0 | |
61 }; | |
62 | |
63 static ngx_cache_manager_ctx_t ngx_cache_loader_ctx = { | |
64 ngx_cache_loader_process_handler, "cache loader process", 60000 | |
65 }; | |
66 | |
67 | |
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68 static ngx_cycle_t ngx_exit_cycle; |
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69 static ngx_log_t ngx_exit_log; |
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destroy ngx_cycle->pool on exit
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70 static ngx_open_file_t ngx_exit_log_file; |
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71 |
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72 |
501 | 73 void |
74 ngx_master_process_cycle(ngx_cycle_t *cycle) | |
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75 { |
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76 char *title; |
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77 u_char *p; |
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78 size_t size; |
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79 ngx_int_t i; |
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80 ngx_uint_t sigio; |
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81 sigset_t set; |
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82 struct itimerval itv; |
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83 ngx_uint_t live; |
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84 ngx_msec_t delay; |
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85 ngx_core_conf_t *ccf; |
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86 |
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87 sigemptyset(&set); |
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88 sigaddset(&set, SIGCHLD); |
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89 sigaddset(&set, SIGALRM); |
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90 sigaddset(&set, SIGIO); |
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91 sigaddset(&set, SIGINT); |
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92 sigaddset(&set, ngx_signal_value(NGX_RECONFIGURE_SIGNAL)); |
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93 sigaddset(&set, ngx_signal_value(NGX_REOPEN_SIGNAL)); |
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94 sigaddset(&set, ngx_signal_value(NGX_NOACCEPT_SIGNAL)); |
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95 sigaddset(&set, ngx_signal_value(NGX_TERMINATE_SIGNAL)); |
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96 sigaddset(&set, ngx_signal_value(NGX_SHUTDOWN_SIGNAL)); |
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97 sigaddset(&set, ngx_signal_value(NGX_CHANGEBIN_SIGNAL)); |
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98 |
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99 if (sigprocmask(SIG_BLOCK, &set, NULL) == -1) { |
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100 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, |
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101 "sigprocmask() failed"); |
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102 } |
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103 |
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104 sigemptyset(&set); |
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105 |
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106 |
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107 size = sizeof(master_process); |
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108 |
452 | 109 for (i = 0; i < ngx_argc; i++) { |
110 size += ngx_strlen(ngx_argv[i]) + 1; | |
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111 } |
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112 |
2049 | 113 title = ngx_pnalloc(cycle->pool, size); |
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114 if (title == NULL) { |
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115 /* fatal */ |
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116 exit(2); |
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117 } |
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118 |
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119 p = ngx_cpymem(title, master_process, sizeof(master_process) - 1); |
452 | 120 for (i = 0; i < ngx_argc; i++) { |
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121 *p++ = ' '; |
452 | 122 p = ngx_cpystrn(p, (u_char *) ngx_argv[i], size); |
326
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123 } |
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124 |
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125 ngx_setproctitle(title); |
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126 |
317
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127 |
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128 ccf = (ngx_core_conf_t *) ngx_get_conf(cycle->conf_ctx, ngx_core_module); |
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129 |
318
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130 ngx_start_worker_processes(cycle, ccf->worker_processes, |
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131 NGX_PROCESS_RESPAWN); |
3018 | 132 ngx_start_cache_manager_processes(cycle, 0); |
317
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133 |
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134 ngx_new_binary = 0; |
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135 delay = 0; |
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136 sigio = 0; |
317
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137 live = 1; |
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138 |
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139 for ( ;; ) { |
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140 if (delay) { |
3048
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twice termination delay only after SIGALRM, otherwise many separate SIGCHLD
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141 if (ngx_sigalrm) { |
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Fix a bug introduced in r2032: After a child process has read a terminate
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142 sigio = 0; |
3048
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143 delay *= 2; |
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144 ngx_sigalrm = 0; |
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145 } |
317
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146 |
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147 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, cycle->log, 0, |
6480 | 148 "termination cycle: %M", delay); |
317
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149 |
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150 itv.it_interval.tv_sec = 0; |
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151 itv.it_interval.tv_usec = 0; |
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152 itv.it_value.tv_sec = delay / 1000; |
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153 itv.it_value.tv_usec = (delay % 1000 ) * 1000; |
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154 |
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155 if (setitimer(ITIMER_REAL, &itv, NULL) == -1) { |
1308b98496a2
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156 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, |
1308b98496a2
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|
157 "setitimer() failed"); |
1308b98496a2
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158 } |
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159 } |
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160 |
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161 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, cycle->log, 0, "sigsuspend"); |
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162 |
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|
163 sigsuspend(&set); |
1308b98496a2
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164 |
3475
ab353d7dc182
*) introduce ngx_time_sigsafe_update() to update the error log time only
Igor Sysoev <igor@sysoev.ru>
parents:
3474
diff
changeset
|
165 ngx_time_update(); |
317
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166 |
3304
6832c7f5e189
fix building without --with-debug, introduced in r3294
Igor Sysoev <igor@sysoev.ru>
parents:
3293
diff
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|
167 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, cycle->log, 0, |
3293
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Fix a bug introduced in r2032: After a child process has read a terminate
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|
168 "wake up, sigio %i", sigio); |
317
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169 |
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170 if (ngx_reap) { |
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171 ngx_reap = 0; |
1565 | 172 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, cycle->log, 0, "reap children"); |
317
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173 |
1565 | 174 live = ngx_reap_children(cycle); |
317
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|
175 } |
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|
176 |
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177 if (!live && (ngx_terminate || ngx_quit)) { |
573 | 178 ngx_master_process_exit(cycle); |
317
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diff
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179 } |
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180 |
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181 if (ngx_terminate) { |
1308b98496a2
nginx-0.0.3-2004-04-15-19:34:36 import
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315
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182 if (delay == 0) { |
1308b98496a2
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183 delay = 50; |
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315
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|
184 } |
1308b98496a2
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185 |
3293
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Fix a bug introduced in r2032: After a child process has read a terminate
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|
186 if (sigio) { |
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Fix a bug introduced in r2032: After a child process has read a terminate
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|
187 sigio--; |
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Fix a bug introduced in r2032: After a child process has read a terminate
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|
188 continue; |
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Fix a bug introduced in r2032: After a child process has read a terminate
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|
189 } |
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Fix a bug introduced in r2032: After a child process has read a terminate
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diff
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|
190 |
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Fix a bug introduced in r2032: After a child process has read a terminate
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diff
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|
191 sigio = ccf->worker_processes + 2 /* cache processes */; |
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Fix a bug introduced in r2032: After a child process has read a terminate
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diff
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|
192 |
317
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parents:
315
diff
changeset
|
193 if (delay > 1000) { |
318
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nginx-0.0.3-2004-04-16-09:14:16 import
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parents:
317
diff
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|
194 ngx_signal_worker_processes(cycle, SIGKILL); |
317
1308b98496a2
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315
diff
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|
195 } else { |
318
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317
diff
changeset
|
196 ngx_signal_worker_processes(cycle, |
56496082668b
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parents:
317
diff
changeset
|
197 ngx_signal_value(NGX_TERMINATE_SIGNAL)); |
317
1308b98496a2
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315
diff
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|
198 } |
1308b98496a2
nginx-0.0.3-2004-04-15-19:34:36 import
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parents:
315
diff
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|
199 |
318
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
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parents:
317
diff
changeset
|
200 continue; |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
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parents:
317
diff
changeset
|
201 } |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
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parents:
317
diff
changeset
|
202 |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
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317
diff
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|
203 if (ngx_quit) { |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
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parents:
317
diff
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|
204 ngx_signal_worker_processes(cycle, |
56496082668b
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317
diff
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|
205 ngx_signal_value(NGX_SHUTDOWN_SIGNAL)); |
7663
7cbf6389194b
Fixed SIGQUIT not removing listening UNIX sockets (closes #753).
Ruslan Ermilov <ru@nginx.com>
parents:
7176
diff
changeset
|
206 ngx_close_listening_sockets(cycle); |
531 | 207 |
318
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
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parents:
317
diff
changeset
|
208 continue; |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
209 } |
317
1308b98496a2
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315
diff
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|
210 |
318
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
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parents:
317
diff
changeset
|
211 if (ngx_reconfigure) { |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
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317
diff
changeset
|
212 ngx_reconfigure = 0; |
329
9a0ffa21f193
nginx-0.0.3-2004-04-29-00:21:54 import
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parents:
327
diff
changeset
|
213 |
9a0ffa21f193
nginx-0.0.3-2004-04-29-00:21:54 import
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parents:
327
diff
changeset
|
214 if (ngx_new_binary) { |
9a0ffa21f193
nginx-0.0.3-2004-04-29-00:21:54 import
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parents:
327
diff
changeset
|
215 ngx_start_worker_processes(cycle, ccf->worker_processes, |
449
3b1e8c9df9ad
nginx-0.1.0-2004-10-04-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
448
diff
changeset
|
216 NGX_PROCESS_RESPAWN); |
3018 | 217 ngx_start_cache_manager_processes(cycle, 0); |
449
3b1e8c9df9ad
nginx-0.1.0-2004-10-04-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
448
diff
changeset
|
218 ngx_noaccepting = 0; |
3b1e8c9df9ad
nginx-0.1.0-2004-10-04-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
448
diff
changeset
|
219 |
329
9a0ffa21f193
nginx-0.0.3-2004-04-29-00:21:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
327
diff
changeset
|
220 continue; |
9a0ffa21f193
nginx-0.0.3-2004-04-29-00:21:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
327
diff
changeset
|
221 } |
9a0ffa21f193
nginx-0.0.3-2004-04-29-00:21:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
327
diff
changeset
|
222 |
477 | 223 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "reconfiguring"); |
317
1308b98496a2
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parents:
315
diff
changeset
|
224 |
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nginx-0.0.3-2004-04-15-19:34:36 import
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315
diff
changeset
|
225 cycle = ngx_init_cycle(cycle); |
1308b98496a2
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315
diff
changeset
|
226 if (cycle == NULL) { |
1308b98496a2
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parents:
315
diff
changeset
|
227 cycle = (ngx_cycle_t *) ngx_cycle; |
1308b98496a2
nginx-0.0.3-2004-04-15-19:34:36 import
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parents:
315
diff
changeset
|
228 continue; |
1308b98496a2
nginx-0.0.3-2004-04-15-19:34:36 import
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parents:
315
diff
changeset
|
229 } |
1308b98496a2
nginx-0.0.3-2004-04-15-19:34:36 import
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parents:
315
diff
changeset
|
230 |
1308b98496a2
nginx-0.0.3-2004-04-15-19:34:36 import
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parents:
315
diff
changeset
|
231 ngx_cycle = cycle; |
1308b98496a2
nginx-0.0.3-2004-04-15-19:34:36 import
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parents:
315
diff
changeset
|
232 ccf = (ngx_core_conf_t *) ngx_get_conf(cycle->conf_ctx, |
1308b98496a2
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parents:
315
diff
changeset
|
233 ngx_core_module); |
318
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234 ngx_start_worker_processes(cycle, ccf->worker_processes, |
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235 NGX_PROCESS_JUST_RESPAWN); |
3018 | 236 ngx_start_cache_manager_processes(cycle, 1); |
4500
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237 |
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238 /* allow new processes to start */ |
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239 ngx_msleep(100); |
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240 |
318
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241 live = 1; |
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242 ngx_signal_worker_processes(cycle, |
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243 ngx_signal_value(NGX_SHUTDOWN_SIGNAL)); |
317
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244 } |
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245 |
318
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246 if (ngx_restart) { |
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247 ngx_restart = 0; |
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248 ngx_start_worker_processes(cycle, ccf->worker_processes, |
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249 NGX_PROCESS_RESPAWN); |
3018 | 250 ngx_start_cache_manager_processes(cycle, 0); |
278
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251 live = 1; |
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252 } |
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253 |
318
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254 if (ngx_reopen) { |
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255 ngx_reopen = 0; |
477 | 256 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "reopening logs"); |
318
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257 ngx_reopen_files(cycle, ccf->user); |
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258 ngx_signal_worker_processes(cycle, |
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259 ngx_signal_value(NGX_REOPEN_SIGNAL)); |
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260 } |
278
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261 |
318
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262 if (ngx_change_binary) { |
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263 ngx_change_binary = 0; |
477 | 264 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "changing binary"); |
452 | 265 ngx_new_binary = ngx_exec_new_binary(cycle, ngx_argv); |
318
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266 } |
317
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267 |
318
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268 if (ngx_noaccept) { |
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269 ngx_noaccept = 0; |
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270 ngx_noaccepting = 1; |
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271 ngx_signal_worker_processes(cycle, |
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272 ngx_signal_value(NGX_SHUTDOWN_SIGNAL)); |
278
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273 } |
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274 } |
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275 } |
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276 |
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277 |
501 | 278 void |
279 ngx_single_process_cycle(ngx_cycle_t *cycle) | |
318
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280 { |
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281 ngx_uint_t i; |
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282 |
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283 if (ngx_set_environment(cycle, NULL) == NULL) { |
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284 /* fatal */ |
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285 exit(2); |
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286 } |
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287 |
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288 for (i = 0; cycle->modules[i]; i++) { |
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289 if (cycle->modules[i]->init_process) { |
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290 if (cycle->modules[i]->init_process(cycle) == NGX_ERROR) { |
318
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291 /* fatal */ |
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292 exit(2); |
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293 } |
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294 } |
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295 } |
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296 |
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297 for ( ;; ) { |
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298 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, cycle->log, 0, "worker cycle"); |
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299 |
563 | 300 ngx_process_events_and_timers(cycle); |
318
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301 |
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302 if (ngx_terminate || ngx_quit) { |
571 | 303 |
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304 for (i = 0; cycle->modules[i]; i++) { |
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305 if (cycle->modules[i]->exit_process) { |
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306 cycle->modules[i]->exit_process(cycle); |
571 | 307 } |
308 } | |
309 | |
573 | 310 ngx_master_process_exit(cycle); |
318
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311 } |
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312 |
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313 if (ngx_reconfigure) { |
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314 ngx_reconfigure = 0; |
477 | 315 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "reconfiguring"); |
318
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316 |
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317 cycle = ngx_init_cycle(cycle); |
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318 if (cycle == NULL) { |
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319 cycle = (ngx_cycle_t *) ngx_cycle; |
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320 continue; |
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321 } |
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322 |
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323 ngx_cycle = cycle; |
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324 } |
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325 |
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326 if (ngx_reopen) { |
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327 ngx_reopen = 0; |
477 | 328 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "reopening logs"); |
318
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329 ngx_reopen_files(cycle, (ngx_uid_t) -1); |
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330 } |
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331 } |
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332 } |
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333 |
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334 |
501 | 335 static void |
336 ngx_start_worker_processes(ngx_cycle_t *cycle, ngx_int_t n, ngx_int_t type) | |
317
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337 { |
7802
0215ec9aaa8a
Removed "ch" argument from ngx_pass_open_channel().
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338 ngx_int_t i; |
317
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339 |
477 | 340 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "start worker processes"); |
317
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341 |
577 | 342 for (i = 0; i < n; i++) { |
343 | |
4912
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Fixed setting of CPU affinity on respawn of dead worker processes.
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|
344 ngx_spawn_process(cycle, ngx_worker_process_cycle, |
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Fixed setting of CPU affinity on respawn of dead worker processes.
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345 (void *) (intptr_t) i, "worker process", type); |
360
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346 |
7802
0215ec9aaa8a
Removed "ch" argument from ngx_pass_open_channel().
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|
347 ngx_pass_open_channel(cycle); |
317
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348 } |
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349 } |
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350 |
360
239e37d44a34
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357
diff
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|
351 |
501 | 352 static void |
3018 | 353 ngx_start_cache_manager_processes(ngx_cycle_t *cycle, ngx_uint_t respawn) |
467 | 354 { |
7802
0215ec9aaa8a
Removed "ch" argument from ngx_pass_open_channel().
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diff
changeset
|
355 ngx_uint_t i, manager, loader; |
0215ec9aaa8a
Removed "ch" argument from ngx_pass_open_channel().
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diff
changeset
|
356 ngx_path_t **path; |
467 | 357 |
3018 | 358 manager = 0; |
359 loader = 0; | |
360 | |
4870
8a9b7b4e9f2d
Correct plural form for "path" in the whole source base.
Andrey Belov <defan@nginx.com>
parents:
4864
diff
changeset
|
361 path = ngx_cycle->paths.elts; |
8a9b7b4e9f2d
Correct plural form for "path" in the whole source base.
Andrey Belov <defan@nginx.com>
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changeset
|
362 for (i = 0; i < ngx_cycle->paths.nelts; i++) { |
3018 | 363 |
364 if (path[i]->manager) { | |
365 manager = 1; | |
366 } | |
367 | |
368 if (path[i]->loader) { | |
369 loader = 1; | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2522
diff
changeset
|
370 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2522
diff
changeset
|
371 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2522
diff
changeset
|
372 |
3018 | 373 if (manager == 0) { |
374 return; | |
375 } | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
2522
diff
changeset
|
376 |
3018 | 377 ngx_spawn_process(cycle, ngx_cache_manager_process_cycle, |
378 &ngx_cache_manager_ctx, "cache manager process", | |
379 respawn ? NGX_PROCESS_JUST_RESPAWN : NGX_PROCESS_RESPAWN); | |
467 | 380 |
7802
0215ec9aaa8a
Removed "ch" argument from ngx_pass_open_channel().
Ruslan Ermilov <ru@nginx.com>
parents:
7663
diff
changeset
|
381 ngx_pass_open_channel(cycle); |
3018 | 382 |
383 if (loader == 0) { | |
384 return; | |
385 } | |
386 | |
387 ngx_spawn_process(cycle, ngx_cache_manager_process_cycle, | |
388 &ngx_cache_loader_ctx, "cache loader process", | |
389 respawn ? NGX_PROCESS_JUST_SPAWN : NGX_PROCESS_NORESPAWN); | |
390 | |
7802
0215ec9aaa8a
Removed "ch" argument from ngx_pass_open_channel().
Ruslan Ermilov <ru@nginx.com>
parents:
7663
diff
changeset
|
391 ngx_pass_open_channel(cycle); |
0215ec9aaa8a
Removed "ch" argument from ngx_pass_open_channel().
Ruslan Ermilov <ru@nginx.com>
parents:
7663
diff
changeset
|
392 } |
0215ec9aaa8a
Removed "ch" argument from ngx_pass_open_channel().
Ruslan Ermilov <ru@nginx.com>
parents:
7663
diff
changeset
|
393 |
0215ec9aaa8a
Removed "ch" argument from ngx_pass_open_channel().
Ruslan Ermilov <ru@nginx.com>
parents:
7663
diff
changeset
|
394 |
0215ec9aaa8a
Removed "ch" argument from ngx_pass_open_channel().
Ruslan Ermilov <ru@nginx.com>
parents:
7663
diff
changeset
|
395 static void |
0215ec9aaa8a
Removed "ch" argument from ngx_pass_open_channel().
Ruslan Ermilov <ru@nginx.com>
parents:
7663
diff
changeset
|
396 ngx_pass_open_channel(ngx_cycle_t *cycle) |
0215ec9aaa8a
Removed "ch" argument from ngx_pass_open_channel().
Ruslan Ermilov <ru@nginx.com>
parents:
7663
diff
changeset
|
397 { |
0215ec9aaa8a
Removed "ch" argument from ngx_pass_open_channel().
Ruslan Ermilov <ru@nginx.com>
parents:
7663
diff
changeset
|
398 ngx_int_t i; |
0215ec9aaa8a
Removed "ch" argument from ngx_pass_open_channel().
Ruslan Ermilov <ru@nginx.com>
parents:
7663
diff
changeset
|
399 ngx_channel_t ch; |
0215ec9aaa8a
Removed "ch" argument from ngx_pass_open_channel().
Ruslan Ermilov <ru@nginx.com>
parents:
7663
diff
changeset
|
400 |
7830
f2ff291bbdac
Restored zeroing of ngx_channel_t in ngx_pass_open_channel().
Ruslan Ermilov <ru@nginx.com>
parents:
7802
diff
changeset
|
401 ngx_memzero(&ch, sizeof(ngx_channel_t)); |
f2ff291bbdac
Restored zeroing of ngx_channel_t in ngx_pass_open_channel().
Ruslan Ermilov <ru@nginx.com>
parents:
7802
diff
changeset
|
402 |
3018 | 403 ch.command = NGX_CMD_OPEN_CHANNEL; |
404 ch.pid = ngx_processes[ngx_process_slot].pid; | |
405 ch.slot = ngx_process_slot; | |
406 ch.fd = ngx_processes[ngx_process_slot].channel[0]; | |
407 | |
467 | 408 for (i = 0; i < ngx_last_process; i++) { |
409 | |
410 if (i == ngx_process_slot | |
411 || ngx_processes[i].pid == -1 | |
412 || ngx_processes[i].channel[0] == -1) | |
413 { | |
414 continue; | |
415 } | |
416 | |
417 ngx_log_debug6(NGX_LOG_DEBUG_CORE, cycle->log, 0, | |
6480 | 418 "pass channel s:%i pid:%P fd:%d to s:%i pid:%P fd:%d", |
7802
0215ec9aaa8a
Removed "ch" argument from ngx_pass_open_channel().
Ruslan Ermilov <ru@nginx.com>
parents:
7663
diff
changeset
|
419 ch.slot, ch.pid, ch.fd, |
467 | 420 i, ngx_processes[i].pid, |
421 ngx_processes[i].channel[0]); | |
422 | |
423 /* TODO: NGX_AGAIN */ | |
424 | |
425 ngx_write_channel(ngx_processes[i].channel[0], | |
7802
0215ec9aaa8a
Removed "ch" argument from ngx_pass_open_channel().
Ruslan Ermilov <ru@nginx.com>
parents:
7663
diff
changeset
|
426 &ch, sizeof(ngx_channel_t), cycle->log); |
467 | 427 } |
428 } | |
429 | |
430 | |
501 | 431 static void |
432 ngx_signal_worker_processes(ngx_cycle_t *cycle, int signo) | |
318
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nginx-0.0.3-2004-04-16-09:14:16 import
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parents:
317
diff
changeset
|
433 { |
354
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
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parents:
345
diff
changeset
|
434 ngx_int_t i; |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
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parents:
345
diff
changeset
|
435 ngx_err_t err; |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
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parents:
345
diff
changeset
|
436 ngx_channel_t ch; |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
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parents:
345
diff
changeset
|
437 |
5245
711fa02afae8
Valgrind: supressed complaints about uninitialized bytes.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5137
diff
changeset
|
438 ngx_memzero(&ch, sizeof(ngx_channel_t)); |
711fa02afae8
Valgrind: supressed complaints about uninitialized bytes.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5137
diff
changeset
|
439 |
1581
81774dc3db28
Cygwin can not pass SCM_RIGHTS via unix socket, use signals
Igor Sysoev <igor@sysoev.ru>
parents:
1578
diff
changeset
|
440 #if (NGX_BROKEN_SCM_RIGHTS) |
81774dc3db28
Cygwin can not pass SCM_RIGHTS via unix socket, use signals
Igor Sysoev <igor@sysoev.ru>
parents:
1578
diff
changeset
|
441 |
81774dc3db28
Cygwin can not pass SCM_RIGHTS via unix socket, use signals
Igor Sysoev <igor@sysoev.ru>
parents:
1578
diff
changeset
|
442 ch.command = 0; |
81774dc3db28
Cygwin can not pass SCM_RIGHTS via unix socket, use signals
Igor Sysoev <igor@sysoev.ru>
parents:
1578
diff
changeset
|
443 |
81774dc3db28
Cygwin can not pass SCM_RIGHTS via unix socket, use signals
Igor Sysoev <igor@sysoev.ru>
parents:
1578
diff
changeset
|
444 #else |
81774dc3db28
Cygwin can not pass SCM_RIGHTS via unix socket, use signals
Igor Sysoev <igor@sysoev.ru>
parents:
1578
diff
changeset
|
445 |
354
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
446 switch (signo) { |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
447 |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
448 case ngx_signal_value(NGX_SHUTDOWN_SIGNAL): |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
449 ch.command = NGX_CMD_QUIT; |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
450 break; |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
451 |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
452 case ngx_signal_value(NGX_TERMINATE_SIGNAL): |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
453 ch.command = NGX_CMD_TERMINATE; |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
454 break; |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
455 |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
456 case ngx_signal_value(NGX_REOPEN_SIGNAL): |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
457 ch.command = NGX_CMD_REOPEN; |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
458 break; |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
459 |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
460 default: |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
461 ch.command = 0; |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
462 } |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
463 |
1581
81774dc3db28
Cygwin can not pass SCM_RIGHTS via unix socket, use signals
Igor Sysoev <igor@sysoev.ru>
parents:
1578
diff
changeset
|
464 #endif |
81774dc3db28
Cygwin can not pass SCM_RIGHTS via unix socket, use signals
Igor Sysoev <igor@sysoev.ru>
parents:
1578
diff
changeset
|
465 |
354
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
466 ch.fd = -1; |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
467 |
318
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
468 |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
469 for (i = 0; i < ngx_last_process; i++) { |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
470 |
449
3b1e8c9df9ad
nginx-0.1.0-2004-10-04-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
448
diff
changeset
|
471 ngx_log_debug7(NGX_LOG_DEBUG_EVENT, cycle->log, 0, |
6480 | 472 "child: %i %P e:%d t:%d d:%d r:%d j:%d", |
449
3b1e8c9df9ad
nginx-0.1.0-2004-10-04-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
448
diff
changeset
|
473 i, |
3b1e8c9df9ad
nginx-0.1.0-2004-10-04-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
448
diff
changeset
|
474 ngx_processes[i].pid, |
3b1e8c9df9ad
nginx-0.1.0-2004-10-04-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
448
diff
changeset
|
475 ngx_processes[i].exiting, |
3b1e8c9df9ad
nginx-0.1.0-2004-10-04-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
448
diff
changeset
|
476 ngx_processes[i].exited, |
3b1e8c9df9ad
nginx-0.1.0-2004-10-04-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
448
diff
changeset
|
477 ngx_processes[i].detached, |
3b1e8c9df9ad
nginx-0.1.0-2004-10-04-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
448
diff
changeset
|
478 ngx_processes[i].respawn, |
3016
d82993af1da0
introduce NGX_PROCESS_JUST_SPAWN and change field name accordingly
Igor Sysoev <igor@sysoev.ru>
parents:
2616
diff
changeset
|
479 ngx_processes[i].just_spawn); |
449
3b1e8c9df9ad
nginx-0.1.0-2004-10-04-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
448
diff
changeset
|
480 |
389
537de4dca8ca
nginx-0.0.7-2004-07-13-21:59:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
382
diff
changeset
|
481 if (ngx_processes[i].detached || ngx_processes[i].pid == -1) { |
318
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
482 continue; |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
483 } |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
484 |
3016
d82993af1da0
introduce NGX_PROCESS_JUST_SPAWN and change field name accordingly
Igor Sysoev <igor@sysoev.ru>
parents:
2616
diff
changeset
|
485 if (ngx_processes[i].just_spawn) { |
d82993af1da0
introduce NGX_PROCESS_JUST_SPAWN and change field name accordingly
Igor Sysoev <igor@sysoev.ru>
parents:
2616
diff
changeset
|
486 ngx_processes[i].just_spawn = 0; |
318
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
487 continue; |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
488 } |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
489 |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
490 if (ngx_processes[i].exiting |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
491 && signo == ngx_signal_value(NGX_SHUTDOWN_SIGNAL)) |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
492 { |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
493 continue; |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
494 } |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
495 |
354
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
496 if (ch.command) { |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
497 if (ngx_write_channel(ngx_processes[i].channel[0], |
1132 | 498 &ch, sizeof(ngx_channel_t), cycle->log) |
499 == NGX_OK) | |
354
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
500 { |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
501 if (signo != ngx_signal_value(NGX_REOPEN_SIGNAL)) { |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
502 ngx_processes[i].exiting = 1; |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
503 } |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
504 |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
505 continue; |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
506 } |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
507 } |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
508 |
318
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
509 ngx_log_debug2(NGX_LOG_DEBUG_CORE, cycle->log, 0, |
5266 | 510 "kill (%P, %d)", ngx_processes[i].pid, signo); |
318
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
511 |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
512 if (kill(ngx_processes[i].pid, signo) == -1) { |
322
ab2f8c9a2a45
nginx-0.0.3-2004-04-20-11:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
318
diff
changeset
|
513 err = ngx_errno; |
ab2f8c9a2a45
nginx-0.0.3-2004-04-20-11:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
318
diff
changeset
|
514 ngx_log_error(NGX_LOG_ALERT, cycle->log, err, |
3047 | 515 "kill(%P, %d) failed", ngx_processes[i].pid, signo); |
322
ab2f8c9a2a45
nginx-0.0.3-2004-04-20-11:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
318
diff
changeset
|
516 |
ab2f8c9a2a45
nginx-0.0.3-2004-04-20-11:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
318
diff
changeset
|
517 if (err == NGX_ESRCH) { |
ab2f8c9a2a45
nginx-0.0.3-2004-04-20-11:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
318
diff
changeset
|
518 ngx_processes[i].exited = 1; |
ab2f8c9a2a45
nginx-0.0.3-2004-04-20-11:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
318
diff
changeset
|
519 ngx_processes[i].exiting = 0; |
ab2f8c9a2a45
nginx-0.0.3-2004-04-20-11:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
318
diff
changeset
|
520 ngx_reap = 1; |
ab2f8c9a2a45
nginx-0.0.3-2004-04-20-11:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
318
diff
changeset
|
521 } |
ab2f8c9a2a45
nginx-0.0.3-2004-04-20-11:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
318
diff
changeset
|
522 |
318
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
523 continue; |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
524 } |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
525 |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
526 if (signo != ngx_signal_value(NGX_REOPEN_SIGNAL)) { |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
527 ngx_processes[i].exiting = 1; |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
528 } |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
529 } |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
530 } |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
531 |
317
1308b98496a2
nginx-0.0.3-2004-04-15-19:34:36 import
Igor Sysoev <igor@sysoev.ru>
parents:
315
diff
changeset
|
532 |
501 | 533 static ngx_uint_t |
1565 | 534 ngx_reap_children(ngx_cycle_t *cycle) |
365
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
535 { |
543 | 536 ngx_int_t i, n; |
537 ngx_uint_t live; | |
538 ngx_channel_t ch; | |
539 ngx_core_conf_t *ccf; | |
365
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
540 |
5245
711fa02afae8
Valgrind: supressed complaints about uninitialized bytes.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5137
diff
changeset
|
541 ngx_memzero(&ch, sizeof(ngx_channel_t)); |
711fa02afae8
Valgrind: supressed complaints about uninitialized bytes.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5137
diff
changeset
|
542 |
365
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
543 ch.command = NGX_CMD_CLOSE_CHANNEL; |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
544 ch.fd = -1; |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
545 |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
546 live = 0; |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
547 for (i = 0; i < ngx_last_process; i++) { |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
548 |
389
537de4dca8ca
nginx-0.0.7-2004-07-13-21:59:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
382
diff
changeset
|
549 ngx_log_debug7(NGX_LOG_DEBUG_EVENT, cycle->log, 0, |
6480 | 550 "child: %i %P e:%d t:%d d:%d r:%d j:%d", |
389
537de4dca8ca
nginx-0.0.7-2004-07-13-21:59:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
382
diff
changeset
|
551 i, |
365
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
552 ngx_processes[i].pid, |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
553 ngx_processes[i].exiting, |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
554 ngx_processes[i].exited, |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
555 ngx_processes[i].detached, |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
556 ngx_processes[i].respawn, |
3016
d82993af1da0
introduce NGX_PROCESS_JUST_SPAWN and change field name accordingly
Igor Sysoev <igor@sysoev.ru>
parents:
2616
diff
changeset
|
557 ngx_processes[i].just_spawn); |
365
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
558 |
389
537de4dca8ca
nginx-0.0.7-2004-07-13-21:59:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
382
diff
changeset
|
559 if (ngx_processes[i].pid == -1) { |
537de4dca8ca
nginx-0.0.7-2004-07-13-21:59:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
382
diff
changeset
|
560 continue; |
537de4dca8ca
nginx-0.0.7-2004-07-13-21:59:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
382
diff
changeset
|
561 } |
537de4dca8ca
nginx-0.0.7-2004-07-13-21:59:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
382
diff
changeset
|
562 |
365
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
563 if (ngx_processes[i].exited) { |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
564 |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
565 if (!ngx_processes[i].detached) { |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
566 ngx_close_channel(ngx_processes[i].channel, cycle->log); |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
567 |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
568 ngx_processes[i].channel[0] = -1; |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
569 ngx_processes[i].channel[1] = -1; |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
570 |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
571 ch.pid = ngx_processes[i].pid; |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
572 ch.slot = i; |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
573 |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
574 for (n = 0; n < ngx_last_process; n++) { |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
575 if (ngx_processes[n].exited |
389
537de4dca8ca
nginx-0.0.7-2004-07-13-21:59:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
382
diff
changeset
|
576 || ngx_processes[n].pid == -1 |
365
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
577 || ngx_processes[n].channel[0] == -1) |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
578 { |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
579 continue; |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
580 } |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
581 |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
582 ngx_log_debug3(NGX_LOG_DEBUG_CORE, cycle->log, 0, |
461 | 583 "pass close channel s:%i pid:%P to:%P", |
584 ch.slot, ch.pid, ngx_processes[n].pid); | |
365
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
585 |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
586 /* TODO: NGX_AGAIN */ |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
587 |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
588 ngx_write_channel(ngx_processes[n].channel[0], |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
589 &ch, sizeof(ngx_channel_t), cycle->log); |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
590 } |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
591 } |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
592 |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
593 if (ngx_processes[i].respawn |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
594 && !ngx_processes[i].exiting |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
595 && !ngx_terminate |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
596 && !ngx_quit) |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
597 { |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
598 if (ngx_spawn_process(cycle, ngx_processes[i].proc, |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
599 ngx_processes[i].data, |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
600 ngx_processes[i].name, i) |
543 | 601 == NGX_INVALID_PID) |
365
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
602 { |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
603 ngx_log_error(NGX_LOG_ALERT, cycle->log, 0, |
4133
59b99f217c6d
Replaced "can not" with "cannot" and "could not" in a bunch of places.
Ruslan Ermilov <ru@nginx.com>
parents:
3826
diff
changeset
|
604 "could not respawn %s", |
59b99f217c6d
Replaced "can not" with "cannot" and "could not" in a bunch of places.
Ruslan Ermilov <ru@nginx.com>
parents:
3826
diff
changeset
|
605 ngx_processes[i].name); |
365
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
606 continue; |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
607 } |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
608 |
473 | 609 |
7802
0215ec9aaa8a
Removed "ch" argument from ngx_pass_open_channel().
Ruslan Ermilov <ru@nginx.com>
parents:
7663
diff
changeset
|
610 ngx_pass_open_channel(cycle); |
473 | 611 |
365
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
612 live = 1; |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
613 |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
614 continue; |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
615 } |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
616 |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
617 if (ngx_processes[i].pid == ngx_new_binary) { |
543 | 618 |
619 ccf = (ngx_core_conf_t *) ngx_get_conf(cycle->conf_ctx, | |
620 ngx_core_module); | |
621 | |
9268
6a3ee145d0b5
Core: made it possible to disable PID files with "pid off".
Maxim Dounin <mdounin@mdounin.ru>
parents:
9201
diff
changeset
|
622 if (ccf->pid.len |
6a3ee145d0b5
Core: made it possible to disable PID files with "pid off".
Maxim Dounin <mdounin@mdounin.ru>
parents:
9201
diff
changeset
|
623 && ngx_rename_file((char *) ccf->oldpid.data, |
6a3ee145d0b5
Core: made it possible to disable PID files with "pid off".
Maxim Dounin <mdounin@mdounin.ru>
parents:
9201
diff
changeset
|
624 (char *) ccf->pid.data) |
6a3ee145d0b5
Core: made it possible to disable PID files with "pid off".
Maxim Dounin <mdounin@mdounin.ru>
parents:
9201
diff
changeset
|
625 == NGX_FILE_ERROR) |
543 | 626 { |
627 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
628 ngx_rename_file_n " %s back to %s failed " | |
629 "after the new binary process \"%s\" exited", | |
630 ccf->oldpid.data, ccf->pid.data, ngx_argv[0]); | |
631 } | |
632 | |
365
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
633 ngx_new_binary = 0; |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
634 if (ngx_noaccepting) { |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
635 ngx_restart = 1; |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
636 ngx_noaccepting = 0; |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
637 } |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
638 } |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
639 |
389
537de4dca8ca
nginx-0.0.7-2004-07-13-21:59:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
382
diff
changeset
|
640 if (i == ngx_last_process - 1) { |
537de4dca8ca
nginx-0.0.7-2004-07-13-21:59:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
382
diff
changeset
|
641 ngx_last_process--; |
537de4dca8ca
nginx-0.0.7-2004-07-13-21:59:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
382
diff
changeset
|
642 |
537de4dca8ca
nginx-0.0.7-2004-07-13-21:59:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
382
diff
changeset
|
643 } else { |
537de4dca8ca
nginx-0.0.7-2004-07-13-21:59:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
382
diff
changeset
|
644 ngx_processes[i].pid = -1; |
365
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
645 } |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
646 |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
647 } else if (ngx_processes[i].exiting || !ngx_processes[i].detached) { |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
648 live = 1; |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
649 } |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
650 } |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
651 |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
652 return live; |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
653 } |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
654 |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
655 |
501 | 656 static void |
573 | 657 ngx_master_process_exit(ngx_cycle_t *cycle) |
278
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
658 { |
571 | 659 ngx_uint_t i; |
660 | |
310
a9a9af2c7370
nginx-0.0.3-2004-04-12-10:10:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
309
diff
changeset
|
661 ngx_delete_pidfile(cycle); |
278
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
662 |
477 | 663 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "exit"); |
310
a9a9af2c7370
nginx-0.0.3-2004-04-12-10:10:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
309
diff
changeset
|
664 |
6379
cf5e822cf470
Dynamic modules: changed ngx_modules to cycle->modules.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6220
diff
changeset
|
665 for (i = 0; cycle->modules[i]; i++) { |
cf5e822cf470
Dynamic modules: changed ngx_modules to cycle->modules.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6220
diff
changeset
|
666 if (cycle->modules[i]->exit_master) { |
cf5e822cf470
Dynamic modules: changed ngx_modules to cycle->modules.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6220
diff
changeset
|
667 cycle->modules[i]->exit_master(cycle); |
571 | 668 } |
669 } | |
670 | |
3230
a7491af45540
http listen unix domain sockets
Igor Sysoev <igor@sysoev.ru>
parents:
3048
diff
changeset
|
671 ngx_close_listening_sockets(cycle); |
a7491af45540
http listen unix domain sockets
Igor Sysoev <igor@sysoev.ru>
parents:
3048
diff
changeset
|
672 |
505 | 673 /* |
1437
e498f4cb1663
destroy ngx_cycle->pool on exit
Igor Sysoev <igor@sysoev.ru>
parents:
1404
diff
changeset
|
674 * Copy ngx_cycle->log related data to the special static exit cycle, |
e498f4cb1663
destroy ngx_cycle->pool on exit
Igor Sysoev <igor@sysoev.ru>
parents:
1404
diff
changeset
|
675 * log, and log file structures enough to allow a signal handler to log. |
e498f4cb1663
destroy ngx_cycle->pool on exit
Igor Sysoev <igor@sysoev.ru>
parents:
1404
diff
changeset
|
676 * The handler may be called when standard ngx_cycle->log allocated from |
e498f4cb1663
destroy ngx_cycle->pool on exit
Igor Sysoev <igor@sysoev.ru>
parents:
1404
diff
changeset
|
677 * ngx_cycle->pool is already destroyed. |
505 | 678 */ |
679 | |
1437
e498f4cb1663
destroy ngx_cycle->pool on exit
Igor Sysoev <igor@sysoev.ru>
parents:
1404
diff
changeset
|
680 |
5702
777202558122
Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
5601
diff
changeset
|
681 ngx_exit_log = *ngx_log_get_file_log(ngx_cycle->log); |
777202558122
Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
5601
diff
changeset
|
682 |
777202558122
Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
5601
diff
changeset
|
683 ngx_exit_log_file.fd = ngx_exit_log.file->fd; |
1437
e498f4cb1663
destroy ngx_cycle->pool on exit
Igor Sysoev <igor@sysoev.ru>
parents:
1404
diff
changeset
|
684 ngx_exit_log.file = &ngx_exit_log_file; |
5254
7ecaa9e4bf1b
Core: support several "error_log" directives.
Vladimir Homutov <vl@nginx.com>
parents:
5245
diff
changeset
|
685 ngx_exit_log.next = NULL; |
5702
777202558122
Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
5601
diff
changeset
|
686 ngx_exit_log.writer = NULL; |
1437
e498f4cb1663
destroy ngx_cycle->pool on exit
Igor Sysoev <igor@sysoev.ru>
parents:
1404
diff
changeset
|
687 |
e498f4cb1663
destroy ngx_cycle->pool on exit
Igor Sysoev <igor@sysoev.ru>
parents:
1404
diff
changeset
|
688 ngx_exit_cycle.log = &ngx_exit_log; |
4691
626157fe6f17
Fixed segfault with poll and resolver used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4549
diff
changeset
|
689 ngx_exit_cycle.files = ngx_cycle->files; |
626157fe6f17
Fixed segfault with poll and resolver used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4549
diff
changeset
|
690 ngx_exit_cycle.files_n = ngx_cycle->files_n; |
1437
e498f4cb1663
destroy ngx_cycle->pool on exit
Igor Sysoev <igor@sysoev.ru>
parents:
1404
diff
changeset
|
691 ngx_cycle = &ngx_exit_cycle; |
e498f4cb1663
destroy ngx_cycle->pool on exit
Igor Sysoev <igor@sysoev.ru>
parents:
1404
diff
changeset
|
692 |
322
ab2f8c9a2a45
nginx-0.0.3-2004-04-20-11:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
318
diff
changeset
|
693 ngx_destroy_pool(cycle->pool); |
ab2f8c9a2a45
nginx-0.0.3-2004-04-20-11:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
318
diff
changeset
|
694 |
278
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
695 exit(0); |
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
696 } |
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
697 |
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
698 |
501 | 699 static void |
700 ngx_worker_process_cycle(ngx_cycle_t *cycle, void *data) | |
278
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
701 { |
4912
e8ef31c58d43
Fixed setting of CPU affinity on respawn of dead worker processes.
Ruslan Ermilov <ru@nginx.com>
parents:
4870
diff
changeset
|
702 ngx_int_t worker = (intptr_t) data; |
e8ef31c58d43
Fixed setting of CPU affinity on respawn of dead worker processes.
Ruslan Ermilov <ru@nginx.com>
parents:
4870
diff
changeset
|
703 |
3358
f94e8ff65aa2
add NGX_PROCESS_HELPER process status
Igor Sysoev <igor@sysoev.ru>
parents:
3304
diff
changeset
|
704 ngx_process = NGX_PROCESS_WORKER; |
6151
b4cc553aafeb
Introduced worker number, ngx_worker.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6127
diff
changeset
|
705 ngx_worker = worker; |
3358
f94e8ff65aa2
add NGX_PROCESS_HELPER process status
Igor Sysoev <igor@sysoev.ru>
parents:
3304
diff
changeset
|
706 |
4912
e8ef31c58d43
Fixed setting of CPU affinity on respawn of dead worker processes.
Ruslan Ermilov <ru@nginx.com>
parents:
4870
diff
changeset
|
707 ngx_worker_process_init(cycle, worker); |
354
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
708 |
278
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
709 ngx_setproctitle("worker process"); |
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
710 |
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
711 for ( ;; ) { |
1135
03f1133f24e8
close keep-alive connections in the shuting down processes
Igor Sysoev <igor@sysoev.ru>
parents:
1134
diff
changeset
|
712 |
03f1133f24e8
close keep-alive connections in the shuting down processes
Igor Sysoev <igor@sysoev.ru>
parents:
1134
diff
changeset
|
713 if (ngx_exiting) { |
6929
3069dd358ba2
Cancelable timers are now preserved if there are other timers.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6727
diff
changeset
|
714 if (ngx_event_no_timers_left() == NGX_OK) { |
1135
03f1133f24e8
close keep-alive connections in the shuting down processes
Igor Sysoev <igor@sysoev.ru>
parents:
1134
diff
changeset
|
715 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "exiting"); |
03f1133f24e8
close keep-alive connections in the shuting down processes
Igor Sysoev <igor@sysoev.ru>
parents:
1134
diff
changeset
|
716 ngx_worker_process_exit(cycle); |
03f1133f24e8
close keep-alive connections in the shuting down processes
Igor Sysoev <igor@sysoev.ru>
parents:
1134
diff
changeset
|
717 } |
322
ab2f8c9a2a45
nginx-0.0.3-2004-04-20-11:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
318
diff
changeset
|
718 } |
ab2f8c9a2a45
nginx-0.0.3-2004-04-20-11:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
318
diff
changeset
|
719 |
278
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
720 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, cycle->log, 0, "worker cycle"); |
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
721 |
563 | 722 ngx_process_events_and_timers(cycle); |
278
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
723 |
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
724 if (ngx_terminate) { |
477 | 725 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "exiting"); |
573 | 726 ngx_worker_process_exit(cycle); |
278
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
727 } |
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
728 |
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
729 if (ngx_quit) { |
323
ba876b26b76d
nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
322
diff
changeset
|
730 ngx_quit = 0; |
477 | 731 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, |
278
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
732 "gracefully shutting down"); |
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
733 ngx_setproctitle("worker process is shutting down"); |
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
734 |
326
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
323
diff
changeset
|
735 if (!ngx_exiting) { |
6220
5e6142609e48
Core: idle connections now closed only once on exiting.
Valentin Bartenev <vbart@nginx.com>
parents:
6151
diff
changeset
|
736 ngx_exiting = 1; |
6930
97c99bb43737
Introduced worker_shutdown_timeout.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6929
diff
changeset
|
737 ngx_set_shutdown_timer(cycle); |
322
ab2f8c9a2a45
nginx-0.0.3-2004-04-20-11:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
318
diff
changeset
|
738 ngx_close_listening_sockets(cycle); |
6220
5e6142609e48
Core: idle connections now closed only once on exiting.
Valentin Bartenev <vbart@nginx.com>
parents:
6151
diff
changeset
|
739 ngx_close_idle_connections(cycle); |
8103
b809f53d3f5b
Process events posted by ngx_close_idle_connections() immediately.
Roman Arutyunyan <arut@nginx.com>
parents:
7830
diff
changeset
|
740 ngx_event_process_posted(cycle, &ngx_posted_events); |
322
ab2f8c9a2a45
nginx-0.0.3-2004-04-20-11:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
318
diff
changeset
|
741 } |
278
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
742 } |
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
743 |
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
744 if (ngx_reopen) { |
323
ba876b26b76d
nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
322
diff
changeset
|
745 ngx_reopen = 0; |
477 | 746 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "reopening logs"); |
278
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
747 ngx_reopen_files(cycle, -1); |
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
748 } |
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
749 } |
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
750 } |
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
751 |
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
752 |
501 | 753 static void |
4912
e8ef31c58d43
Fixed setting of CPU affinity on respawn of dead worker processes.
Ruslan Ermilov <ru@nginx.com>
parents:
4870
diff
changeset
|
754 ngx_worker_process_init(ngx_cycle_t *cycle, ngx_int_t worker) |
467 | 755 { |
1069 | 756 sigset_t set; |
757 ngx_int_t n; | |
6651
7d4e33092e2a
Always seed PRNG with PID, seconds, and milliseconds.
Ruslan Ermilov <ru@nginx.com>
parents:
6650
diff
changeset
|
758 ngx_time_t *tp; |
1069 | 759 ngx_uint_t i; |
6402
7296b38f6416
Core: added support for more than 64 CPUs in worker_cpu_affinity.
Vladimir Homutov <vl@nginx.com>
parents:
6379
diff
changeset
|
760 ngx_cpuset_t *cpu_affinity; |
1069 | 761 struct rlimit rlmt; |
762 ngx_core_conf_t *ccf; | |
467 | 763 |
1069 | 764 if (ngx_set_environment(cycle, NULL) == NULL) { |
765 /* fatal */ | |
766 exit(2); | |
767 } | |
768 | |
467 | 769 ccf = (ngx_core_conf_t *) ngx_get_conf(cycle->conf_ctx, ngx_core_module); |
770 | |
4912
e8ef31c58d43
Fixed setting of CPU affinity on respawn of dead worker processes.
Ruslan Ermilov <ru@nginx.com>
parents:
4870
diff
changeset
|
771 if (worker >= 0 && ccf->priority != 0) { |
1404
df2592d32e49
set worker_priority, worker_rlimit_nofile, worker_rlimit_core, and
Igor Sysoev <igor@sysoev.ru>
parents:
1135
diff
changeset
|
772 if (setpriority(PRIO_PROCESS, 0, ccf->priority) == -1) { |
df2592d32e49
set worker_priority, worker_rlimit_nofile, worker_rlimit_core, and
Igor Sysoev <igor@sysoev.ru>
parents:
1135
diff
changeset
|
773 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, |
df2592d32e49
set worker_priority, worker_rlimit_nofile, worker_rlimit_core, and
Igor Sysoev <igor@sysoev.ru>
parents:
1135
diff
changeset
|
774 "setpriority(%d) failed", ccf->priority); |
473 | 775 } |
1404
df2592d32e49
set worker_priority, worker_rlimit_nofile, worker_rlimit_core, and
Igor Sysoev <igor@sysoev.ru>
parents:
1135
diff
changeset
|
776 } |
473 | 777 |
1404
df2592d32e49
set worker_priority, worker_rlimit_nofile, worker_rlimit_core, and
Igor Sysoev <igor@sysoev.ru>
parents:
1135
diff
changeset
|
778 if (ccf->rlimit_nofile != NGX_CONF_UNSET) { |
df2592d32e49
set worker_priority, worker_rlimit_nofile, worker_rlimit_core, and
Igor Sysoev <igor@sysoev.ru>
parents:
1135
diff
changeset
|
779 rlmt.rlim_cur = (rlim_t) ccf->rlimit_nofile; |
df2592d32e49
set worker_priority, worker_rlimit_nofile, worker_rlimit_core, and
Igor Sysoev <igor@sysoev.ru>
parents:
1135
diff
changeset
|
780 rlmt.rlim_max = (rlim_t) ccf->rlimit_nofile; |
543 | 781 |
1404
df2592d32e49
set worker_priority, worker_rlimit_nofile, worker_rlimit_core, and
Igor Sysoev <igor@sysoev.ru>
parents:
1135
diff
changeset
|
782 if (setrlimit(RLIMIT_NOFILE, &rlmt) == -1) { |
df2592d32e49
set worker_priority, worker_rlimit_nofile, worker_rlimit_core, and
Igor Sysoev <igor@sysoev.ru>
parents:
1135
diff
changeset
|
783 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, |
df2592d32e49
set worker_priority, worker_rlimit_nofile, worker_rlimit_core, and
Igor Sysoev <igor@sysoev.ru>
parents:
1135
diff
changeset
|
784 "setrlimit(RLIMIT_NOFILE, %i) failed", |
df2592d32e49
set worker_priority, worker_rlimit_nofile, worker_rlimit_core, and
Igor Sysoev <igor@sysoev.ru>
parents:
1135
diff
changeset
|
785 ccf->rlimit_nofile); |
543 | 786 } |
1404
df2592d32e49
set worker_priority, worker_rlimit_nofile, worker_rlimit_core, and
Igor Sysoev <igor@sysoev.ru>
parents:
1135
diff
changeset
|
787 } |
543 | 788 |
3762
89002ac695e5
worker_rlimit_core should be off_t
Igor Sysoev <igor@sysoev.ru>
parents:
3475
diff
changeset
|
789 if (ccf->rlimit_core != NGX_CONF_UNSET) { |
1404
df2592d32e49
set worker_priority, worker_rlimit_nofile, worker_rlimit_core, and
Igor Sysoev <igor@sysoev.ru>
parents:
1135
diff
changeset
|
790 rlmt.rlim_cur = (rlim_t) ccf->rlimit_core; |
df2592d32e49
set worker_priority, worker_rlimit_nofile, worker_rlimit_core, and
Igor Sysoev <igor@sysoev.ru>
parents:
1135
diff
changeset
|
791 rlmt.rlim_max = (rlim_t) ccf->rlimit_core; |
589 | 792 |
1404
df2592d32e49
set worker_priority, worker_rlimit_nofile, worker_rlimit_core, and
Igor Sysoev <igor@sysoev.ru>
parents:
1135
diff
changeset
|
793 if (setrlimit(RLIMIT_CORE, &rlmt) == -1) { |
df2592d32e49
set worker_priority, worker_rlimit_nofile, worker_rlimit_core, and
Igor Sysoev <igor@sysoev.ru>
parents:
1135
diff
changeset
|
794 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, |
3762
89002ac695e5
worker_rlimit_core should be off_t
Igor Sysoev <igor@sysoev.ru>
parents:
3475
diff
changeset
|
795 "setrlimit(RLIMIT_CORE, %O) failed", |
1404
df2592d32e49
set worker_priority, worker_rlimit_nofile, worker_rlimit_core, and
Igor Sysoev <igor@sysoev.ru>
parents:
1135
diff
changeset
|
796 ccf->rlimit_core); |
589 | 797 } |
1404
df2592d32e49
set worker_priority, worker_rlimit_nofile, worker_rlimit_core, and
Igor Sysoev <igor@sysoev.ru>
parents:
1135
diff
changeset
|
798 } |
589 | 799 |
1404
df2592d32e49
set worker_priority, worker_rlimit_nofile, worker_rlimit_core, and
Igor Sysoev <igor@sysoev.ru>
parents:
1135
diff
changeset
|
800 if (geteuid() == 0) { |
467 | 801 if (setgid(ccf->group) == -1) { |
802 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno, | |
803 "setgid(%d) failed", ccf->group); | |
804 /* fatal */ | |
805 exit(2); | |
806 } | |
807 | |
473 | 808 if (initgroups(ccf->username, ccf->group) == -1) { |
809 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno, | |
810 "initgroups(%s, %d) failed", | |
811 ccf->username, ccf->group); | |
812 } | |
813 | |
7174
84e53e4735a4
Retain CAP_NET_RAW capability for transparent proxying.
Roman Arutyunyan <arut@nginx.com>
parents:
7162
diff
changeset
|
814 #if (NGX_HAVE_PR_SET_KEEPCAPS && NGX_HAVE_CAPABILITIES) |
84e53e4735a4
Retain CAP_NET_RAW capability for transparent proxying.
Roman Arutyunyan <arut@nginx.com>
parents:
7162
diff
changeset
|
815 if (ccf->transparent && ccf->user) { |
84e53e4735a4
Retain CAP_NET_RAW capability for transparent proxying.
Roman Arutyunyan <arut@nginx.com>
parents:
7162
diff
changeset
|
816 if (prctl(PR_SET_KEEPCAPS, 1, 0, 0, 0) == -1) { |
84e53e4735a4
Retain CAP_NET_RAW capability for transparent proxying.
Roman Arutyunyan <arut@nginx.com>
parents:
7162
diff
changeset
|
817 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno, |
84e53e4735a4
Retain CAP_NET_RAW capability for transparent proxying.
Roman Arutyunyan <arut@nginx.com>
parents:
7162
diff
changeset
|
818 "prctl(PR_SET_KEEPCAPS, 1) failed"); |
84e53e4735a4
Retain CAP_NET_RAW capability for transparent proxying.
Roman Arutyunyan <arut@nginx.com>
parents:
7162
diff
changeset
|
819 /* fatal */ |
84e53e4735a4
Retain CAP_NET_RAW capability for transparent proxying.
Roman Arutyunyan <arut@nginx.com>
parents:
7162
diff
changeset
|
820 exit(2); |
84e53e4735a4
Retain CAP_NET_RAW capability for transparent proxying.
Roman Arutyunyan <arut@nginx.com>
parents:
7162
diff
changeset
|
821 } |
84e53e4735a4
Retain CAP_NET_RAW capability for transparent proxying.
Roman Arutyunyan <arut@nginx.com>
parents:
7162
diff
changeset
|
822 } |
84e53e4735a4
Retain CAP_NET_RAW capability for transparent proxying.
Roman Arutyunyan <arut@nginx.com>
parents:
7162
diff
changeset
|
823 #endif |
84e53e4735a4
Retain CAP_NET_RAW capability for transparent proxying.
Roman Arutyunyan <arut@nginx.com>
parents:
7162
diff
changeset
|
824 |
467 | 825 if (setuid(ccf->user) == -1) { |
826 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno, | |
827 "setuid(%d) failed", ccf->user); | |
828 /* fatal */ | |
829 exit(2); | |
830 } | |
7174
84e53e4735a4
Retain CAP_NET_RAW capability for transparent proxying.
Roman Arutyunyan <arut@nginx.com>
parents:
7162
diff
changeset
|
831 |
84e53e4735a4
Retain CAP_NET_RAW capability for transparent proxying.
Roman Arutyunyan <arut@nginx.com>
parents:
7162
diff
changeset
|
832 #if (NGX_HAVE_CAPABILITIES) |
84e53e4735a4
Retain CAP_NET_RAW capability for transparent proxying.
Roman Arutyunyan <arut@nginx.com>
parents:
7162
diff
changeset
|
833 if (ccf->transparent && ccf->user) { |
84e53e4735a4
Retain CAP_NET_RAW capability for transparent proxying.
Roman Arutyunyan <arut@nginx.com>
parents:
7162
diff
changeset
|
834 struct __user_cap_data_struct data; |
84e53e4735a4
Retain CAP_NET_RAW capability for transparent proxying.
Roman Arutyunyan <arut@nginx.com>
parents:
7162
diff
changeset
|
835 struct __user_cap_header_struct header; |
84e53e4735a4
Retain CAP_NET_RAW capability for transparent proxying.
Roman Arutyunyan <arut@nginx.com>
parents:
7162
diff
changeset
|
836 |
84e53e4735a4
Retain CAP_NET_RAW capability for transparent proxying.
Roman Arutyunyan <arut@nginx.com>
parents:
7162
diff
changeset
|
837 ngx_memzero(&header, sizeof(struct __user_cap_header_struct)); |
84e53e4735a4
Retain CAP_NET_RAW capability for transparent proxying.
Roman Arutyunyan <arut@nginx.com>
parents:
7162
diff
changeset
|
838 ngx_memzero(&data, sizeof(struct __user_cap_data_struct)); |
84e53e4735a4
Retain CAP_NET_RAW capability for transparent proxying.
Roman Arutyunyan <arut@nginx.com>
parents:
7162
diff
changeset
|
839 |
7176
7f28b61c92f0
Fixed capabilities version.
Roman Arutyunyan <arut@nginx.com>
parents:
7175
diff
changeset
|
840 header.version = _LINUX_CAPABILITY_VERSION_1; |
7174
84e53e4735a4
Retain CAP_NET_RAW capability for transparent proxying.
Roman Arutyunyan <arut@nginx.com>
parents:
7162
diff
changeset
|
841 data.effective = CAP_TO_MASK(CAP_NET_RAW); |
84e53e4735a4
Retain CAP_NET_RAW capability for transparent proxying.
Roman Arutyunyan <arut@nginx.com>
parents:
7162
diff
changeset
|
842 data.permitted = data.effective; |
84e53e4735a4
Retain CAP_NET_RAW capability for transparent proxying.
Roman Arutyunyan <arut@nginx.com>
parents:
7162
diff
changeset
|
843 |
7175
56923e8e01a5
Improved the capabilities feature detection.
Roman Arutyunyan <arut@nginx.com>
parents:
7174
diff
changeset
|
844 if (syscall(SYS_capset, &header, &data) == -1) { |
7174
84e53e4735a4
Retain CAP_NET_RAW capability for transparent proxying.
Roman Arutyunyan <arut@nginx.com>
parents:
7162
diff
changeset
|
845 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno, |
84e53e4735a4
Retain CAP_NET_RAW capability for transparent proxying.
Roman Arutyunyan <arut@nginx.com>
parents:
7162
diff
changeset
|
846 "capset() failed"); |
84e53e4735a4
Retain CAP_NET_RAW capability for transparent proxying.
Roman Arutyunyan <arut@nginx.com>
parents:
7162
diff
changeset
|
847 /* fatal */ |
84e53e4735a4
Retain CAP_NET_RAW capability for transparent proxying.
Roman Arutyunyan <arut@nginx.com>
parents:
7162
diff
changeset
|
848 exit(2); |
84e53e4735a4
Retain CAP_NET_RAW capability for transparent proxying.
Roman Arutyunyan <arut@nginx.com>
parents:
7162
diff
changeset
|
849 } |
84e53e4735a4
Retain CAP_NET_RAW capability for transparent proxying.
Roman Arutyunyan <arut@nginx.com>
parents:
7162
diff
changeset
|
850 } |
84e53e4735a4
Retain CAP_NET_RAW capability for transparent proxying.
Roman Arutyunyan <arut@nginx.com>
parents:
7162
diff
changeset
|
851 #endif |
467 | 852 } |
853 | |
4912
e8ef31c58d43
Fixed setting of CPU affinity on respawn of dead worker processes.
Ruslan Ermilov <ru@nginx.com>
parents:
4870
diff
changeset
|
854 if (worker >= 0) { |
e8ef31c58d43
Fixed setting of CPU affinity on respawn of dead worker processes.
Ruslan Ermilov <ru@nginx.com>
parents:
4870
diff
changeset
|
855 cpu_affinity = ngx_get_cpu_affinity(worker); |
e8ef31c58d43
Fixed setting of CPU affinity on respawn of dead worker processes.
Ruslan Ermilov <ru@nginx.com>
parents:
4870
diff
changeset
|
856 |
e8ef31c58d43
Fixed setting of CPU affinity on respawn of dead worker processes.
Ruslan Ermilov <ru@nginx.com>
parents:
4870
diff
changeset
|
857 if (cpu_affinity) { |
e8ef31c58d43
Fixed setting of CPU affinity on respawn of dead worker processes.
Ruslan Ermilov <ru@nginx.com>
parents:
4870
diff
changeset
|
858 ngx_setaffinity(cpu_affinity, cycle->log); |
e8ef31c58d43
Fixed setting of CPU affinity on respawn of dead worker processes.
Ruslan Ermilov <ru@nginx.com>
parents:
4870
diff
changeset
|
859 } |
577 | 860 } |
861 | |
467 | 862 #if (NGX_HAVE_PR_SET_DUMPABLE) |
863 | |
864 /* allow coredump after setuid() in Linux 2.4.x */ | |
865 | |
866 if (prctl(PR_SET_DUMPABLE, 1, 0, 0, 0) == -1) { | |
867 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
868 "prctl(PR_SET_DUMPABLE) failed"); | |
869 } | |
870 | |
871 #endif | |
872 | |
521 | 873 if (ccf->working_directory.len) { |
523 | 874 if (chdir((char *) ccf->working_directory.data) == -1) { |
521 | 875 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, |
876 "chdir(\"%s\") failed", ccf->working_directory.data); | |
877 /* fatal */ | |
878 exit(2); | |
879 } | |
880 } | |
881 | |
467 | 882 sigemptyset(&set); |
883 | |
884 if (sigprocmask(SIG_SETMASK, &set, NULL) == -1) { | |
885 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
886 "sigprocmask() failed"); | |
887 } | |
888 | |
6651
7d4e33092e2a
Always seed PRNG with PID, seconds, and milliseconds.
Ruslan Ermilov <ru@nginx.com>
parents:
6650
diff
changeset
|
889 tp = ngx_timeofday(); |
7d4e33092e2a
Always seed PRNG with PID, seconds, and milliseconds.
Ruslan Ermilov <ru@nginx.com>
parents:
6650
diff
changeset
|
890 srandom(((unsigned) ngx_pid << 16) ^ tp->sec ^ tp->msec); |
5499
b91bcba29351
Added per-process random seeding (ticket #456).
Maxim Dounin <mdounin@mdounin.ru>
parents:
5266
diff
changeset
|
891 |
6379
cf5e822cf470
Dynamic modules: changed ngx_modules to cycle->modules.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6220
diff
changeset
|
892 for (i = 0; cycle->modules[i]; i++) { |
cf5e822cf470
Dynamic modules: changed ngx_modules to cycle->modules.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6220
diff
changeset
|
893 if (cycle->modules[i]->init_process) { |
cf5e822cf470
Dynamic modules: changed ngx_modules to cycle->modules.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6220
diff
changeset
|
894 if (cycle->modules[i]->init_process(cycle) == NGX_ERROR) { |
467 | 895 /* fatal */ |
896 exit(2); | |
897 } | |
898 } | |
899 } | |
900 | |
901 for (n = 0; n < ngx_last_process; n++) { | |
902 | |
903 if (ngx_processes[n].pid == -1) { | |
904 continue; | |
905 } | |
906 | |
907 if (n == ngx_process_slot) { | |
908 continue; | |
909 } | |
910 | |
911 if (ngx_processes[n].channel[1] == -1) { | |
912 continue; | |
913 } | |
914 | |
915 if (close(ngx_processes[n].channel[1]) == -1) { | |
916 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
917 "close() channel failed"); | |
918 } | |
919 } | |
920 | |
921 if (close(ngx_processes[ngx_process_slot].channel[0]) == -1) { | |
922 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
923 "close() channel failed"); | |
924 } | |
925 | |
926 #if 0 | |
927 ngx_last_process = 0; | |
928 #endif | |
929 | |
930 if (ngx_add_channel_event(cycle, ngx_channel, NGX_READ_EVENT, | |
1133 | 931 ngx_channel_handler) |
932 == NGX_ERROR) | |
467 | 933 { |
934 /* fatal */ | |
935 exit(2); | |
936 } | |
937 } | |
938 | |
939 | |
501 | 940 static void |
573 | 941 ngx_worker_process_exit(ngx_cycle_t *cycle) |
942 { | |
943 ngx_uint_t i; | |
944 ngx_connection_t *c; | |
945 | |
6379
cf5e822cf470
Dynamic modules: changed ngx_modules to cycle->modules.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6220
diff
changeset
|
946 for (i = 0; cycle->modules[i]; i++) { |
cf5e822cf470
Dynamic modules: changed ngx_modules to cycle->modules.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6220
diff
changeset
|
947 if (cycle->modules[i]->exit_process) { |
cf5e822cf470
Dynamic modules: changed ngx_modules to cycle->modules.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6220
diff
changeset
|
948 cycle->modules[i]->exit_process(cycle); |
573 | 949 } |
950 } | |
951 | |
9201
791ead216b03
Silenced complaints about socket leaks on forced termination.
Maxim Dounin <mdounin@mdounin.ru>
parents:
8106
diff
changeset
|
952 if (ngx_exiting && !ngx_terminate) { |
587 | 953 c = cycle->connections; |
954 for (i = 0; i < cycle->connection_n; i++) { | |
955 if (c[i].fd != -1 | |
956 && c[i].read | |
957 && !c[i].read->accept | |
1905
0cafbfd8112e
left open sockets were not really tested
Igor Sysoev <igor@sysoev.ru>
parents:
1900
diff
changeset
|
958 && !c[i].read->channel |
0cafbfd8112e
left open sockets were not really tested
Igor Sysoev <igor@sysoev.ru>
parents:
1900
diff
changeset
|
959 && !c[i].read->resolver) |
587 | 960 { |
961 ngx_log_error(NGX_LOG_ALERT, cycle->log, 0, | |
5601
e45fa57ef725
Added connection serial number in logging of left open sockets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
5499
diff
changeset
|
962 "*%uA open socket #%d left in connection %ui", |
e45fa57ef725
Added connection serial number in logging of left open sockets.
Sergey Kandaurov <pluknet@nginx.com>
parents:
5499
diff
changeset
|
963 c[i].number, c[i].fd, i); |
3026
f4b5c787fe33
fix debug point for left open sockets
Igor Sysoev <igor@sysoev.ru>
parents:
3019
diff
changeset
|
964 ngx_debug_quit = 1; |
587 | 965 } |
573 | 966 } |
9201
791ead216b03
Silenced complaints about socket leaks on forced termination.
Maxim Dounin <mdounin@mdounin.ru>
parents:
8106
diff
changeset
|
967 } |
573 | 968 |
9201
791ead216b03
Silenced complaints about socket leaks on forced termination.
Maxim Dounin <mdounin@mdounin.ru>
parents:
8106
diff
changeset
|
969 if (ngx_debug_quit) { |
791ead216b03
Silenced complaints about socket leaks on forced termination.
Maxim Dounin <mdounin@mdounin.ru>
parents:
8106
diff
changeset
|
970 ngx_log_error(NGX_LOG_ALERT, cycle->log, 0, "aborting"); |
791ead216b03
Silenced complaints about socket leaks on forced termination.
Maxim Dounin <mdounin@mdounin.ru>
parents:
8106
diff
changeset
|
971 ngx_debug_point(); |
573 | 972 } |
973 | |
974 /* | |
1437
e498f4cb1663
destroy ngx_cycle->pool on exit
Igor Sysoev <igor@sysoev.ru>
parents:
1404
diff
changeset
|
975 * Copy ngx_cycle->log related data to the special static exit cycle, |
e498f4cb1663
destroy ngx_cycle->pool on exit
Igor Sysoev <igor@sysoev.ru>
parents:
1404
diff
changeset
|
976 * log, and log file structures enough to allow a signal handler to log. |
e498f4cb1663
destroy ngx_cycle->pool on exit
Igor Sysoev <igor@sysoev.ru>
parents:
1404
diff
changeset
|
977 * The handler may be called when standard ngx_cycle->log allocated from |
e498f4cb1663
destroy ngx_cycle->pool on exit
Igor Sysoev <igor@sysoev.ru>
parents:
1404
diff
changeset
|
978 * ngx_cycle->pool is already destroyed. |
573 | 979 */ |
980 | |
5702
777202558122
Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
5601
diff
changeset
|
981 ngx_exit_log = *ngx_log_get_file_log(ngx_cycle->log); |
1437
e498f4cb1663
destroy ngx_cycle->pool on exit
Igor Sysoev <igor@sysoev.ru>
parents:
1404
diff
changeset
|
982 |
5702
777202558122
Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
5601
diff
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|
983 ngx_exit_log_file.fd = ngx_exit_log.file->fd; |
1437
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diff
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984 ngx_exit_log.file = &ngx_exit_log_file; |
5254
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Core: support several "error_log" directives.
Vladimir Homutov <vl@nginx.com>
parents:
5245
diff
changeset
|
985 ngx_exit_log.next = NULL; |
5702
777202558122
Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
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|
986 ngx_exit_log.writer = NULL; |
1437
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|
987 |
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diff
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|
988 ngx_exit_cycle.log = &ngx_exit_log; |
4691
626157fe6f17
Fixed segfault with poll and resolver used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4549
diff
changeset
|
989 ngx_exit_cycle.files = ngx_cycle->files; |
626157fe6f17
Fixed segfault with poll and resolver used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4549
diff
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|
990 ngx_exit_cycle.files_n = ngx_cycle->files_n; |
1437
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diff
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991 ngx_cycle = &ngx_exit_cycle; |
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diff
changeset
|
992 |
573 | 993 ngx_destroy_pool(cycle->pool); |
1437
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|
994 |
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diff
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|
995 ngx_log_error(NGX_LOG_NOTICE, ngx_cycle->log, 0, "exit"); |
573 | 996 |
997 exit(0); | |
998 } | |
999 | |
1000 | |
1001 static void | |
501 | 1002 ngx_channel_handler(ngx_event_t *ev) |
354
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1003 { |
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1004 ngx_int_t n; |
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1005 ngx_channel_t ch; |
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1006 ngx_connection_t *c; |
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diff
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|
1007 |
467 | 1008 if (ev->timedout) { |
1009 ev->timedout = 0; | |
1010 return; | |
1011 } | |
1012 | |
354
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diff
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|
1013 c = ev->data; |
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1014 |
357
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parents:
355
diff
changeset
|
1015 ngx_log_debug0(NGX_LOG_DEBUG_CORE, ev->log, 0, "channel handler"); |
e260514b9ad4
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355
diff
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|
1016 |
2031 | 1017 for ( ;; ) { |
354
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|
1018 |
2031 | 1019 n = ngx_read_channel(c->fd, &ch, sizeof(ngx_channel_t), ev->log); |
1020 | |
1021 ngx_log_debug1(NGX_LOG_DEBUG_CORE, ev->log, 0, "channel: %i", n); | |
357
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355
diff
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|
1022 |
2031 | 1023 if (n == NGX_ERROR) { |
1900
55a9d867e3c8
avoid endless loop if epoll is used
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parents:
1704
diff
changeset
|
1024 |
2031 | 1025 if (ngx_event_flags & NGX_USE_EPOLL_EVENT) { |
1026 ngx_del_conn(c, 0); | |
1027 } | |
1028 | |
1029 ngx_close_connection(c); | |
1030 return; | |
1900
55a9d867e3c8
avoid endless loop if epoll is used
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parents:
1704
diff
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|
1031 } |
55a9d867e3c8
avoid endless loop if epoll is used
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diff
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|
1032 |
2031 | 1033 if (ngx_event_flags & NGX_USE_EVENTPORT_EVENT) { |
1034 if (ngx_add_event(ev, NGX_READ_EVENT, 0) == NGX_ERROR) { | |
1035 return; | |
1036 } | |
1037 } | |
461 | 1038 |
2031 | 1039 if (n == NGX_AGAIN) { |
1134
384c92c210f9
worker processes did not exit after reconfiguration and
Igor Sysoev <igor@sysoev.ru>
parents:
1133
diff
changeset
|
1040 return; |
384c92c210f9
worker processes did not exit after reconfiguration and
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1041 } |
2031 | 1042 |
1043 ngx_log_debug1(NGX_LOG_DEBUG_CORE, ev->log, 0, | |
6480 | 1044 "channel command: %ui", ch.command); |
1134
384c92c210f9
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1133
diff
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|
1045 |
2031 | 1046 switch (ch.command) { |
354
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diff
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|
1047 |
2031 | 1048 case NGX_CMD_QUIT: |
1049 ngx_quit = 1; | |
1050 break; | |
354
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diff
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|
1051 |
2031 | 1052 case NGX_CMD_TERMINATE: |
1053 ngx_terminate = 1; | |
1054 break; | |
354
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diff
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|
1055 |
2031 | 1056 case NGX_CMD_REOPEN: |
1057 ngx_reopen = 1; | |
1058 break; | |
354
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|
1059 |
2031 | 1060 case NGX_CMD_OPEN_CHANNEL: |
360
239e37d44a34
nginx-0.0.7-2004-06-18-20:22:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
357
diff
changeset
|
1061 |
2031 | 1062 ngx_log_debug3(NGX_LOG_DEBUG_CORE, ev->log, 0, |
1063 "get channel s:%i pid:%P fd:%d", | |
1064 ch.slot, ch.pid, ch.fd); | |
360
239e37d44a34
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diff
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|
1065 |
2031 | 1066 ngx_processes[ch.slot].pid = ch.pid; |
1067 ngx_processes[ch.slot].channel[0] = ch.fd; | |
1068 break; | |
365
fd24ba70e1b3
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parents:
362
diff
changeset
|
1069 |
2031 | 1070 case NGX_CMD_CLOSE_CHANNEL: |
365
fd24ba70e1b3
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362
diff
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|
1071 |
2031 | 1072 ngx_log_debug4(NGX_LOG_DEBUG_CORE, ev->log, 0, |
1073 "close channel s:%i pid:%P our:%P fd:%d", | |
1074 ch.slot, ch.pid, ngx_processes[ch.slot].pid, | |
1075 ngx_processes[ch.slot].channel[0]); | |
365
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362
diff
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|
1076 |
2031 | 1077 if (close(ngx_processes[ch.slot].channel[0]) == -1) { |
1078 ngx_log_error(NGX_LOG_ALERT, ev->log, ngx_errno, | |
1079 "close() channel failed"); | |
1080 } | |
1081 | |
1082 ngx_processes[ch.slot].channel[0] = -1; | |
1083 break; | |
365
fd24ba70e1b3
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362
diff
changeset
|
1084 } |
354
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|
1085 } |
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|
1086 } |
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|
1087 |
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|
1088 |
501 | 1089 static void |
2616
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introduce cache manager instead of cache cleaner
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2592
diff
changeset
|
1090 ngx_cache_manager_process_cycle(ngx_cycle_t *cycle, void *data) |
467 | 1091 { |
3018 | 1092 ngx_cache_manager_ctx_t *ctx = data; |
1093 | |
2592
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diff
changeset
|
1094 void *ident[4]; |
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diff
changeset
|
1095 ngx_event_t ev; |
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diff
changeset
|
1096 |
4917
484aec758d2c
Fixed failure to start cache manager and cache loader processes
Igor Sysoev <igor@sysoev.ru>
parents:
4912
diff
changeset
|
1097 /* |
484aec758d2c
Fixed failure to start cache manager and cache loader processes
Igor Sysoev <igor@sysoev.ru>
parents:
4912
diff
changeset
|
1098 * Set correct process type since closing listening Unix domain socket |
484aec758d2c
Fixed failure to start cache manager and cache loader processes
Igor Sysoev <igor@sysoev.ru>
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diff
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|
1099 * in a master process also removes the Unix domain socket file. |
484aec758d2c
Fixed failure to start cache manager and cache loader processes
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1100 */ |
3358
f94e8ff65aa2
add NGX_PROCESS_HELPER process status
Igor Sysoev <igor@sysoev.ru>
parents:
3304
diff
changeset
|
1101 ngx_process = NGX_PROCESS_HELPER; |
f94e8ff65aa2
add NGX_PROCESS_HELPER process status
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parents:
3304
diff
changeset
|
1102 |
4917
484aec758d2c
Fixed failure to start cache manager and cache loader processes
Igor Sysoev <igor@sysoev.ru>
parents:
4912
diff
changeset
|
1103 ngx_close_listening_sockets(cycle); |
467 | 1104 |
4917
484aec758d2c
Fixed failure to start cache manager and cache loader processes
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1105 /* Set a moderate number of connections for a helper process. */ |
484aec758d2c
Fixed failure to start cache manager and cache loader processes
Igor Sysoev <igor@sysoev.ru>
parents:
4912
diff
changeset
|
1106 cycle->connection_n = 512; |
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Fixed failure to start cache manager and cache loader processes
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diff
changeset
|
1107 |
484aec758d2c
Fixed failure to start cache manager and cache loader processes
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1108 ngx_worker_process_init(cycle, -1); |
467 | 1109 |
2592
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diff
changeset
|
1110 ngx_memzero(&ev, sizeof(ngx_event_t)); |
3018 | 1111 ev.handler = ctx->handler; |
2592
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diff
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|
1112 ev.data = ident; |
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diff
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|
1113 ev.log = cycle->log; |
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diff
changeset
|
1114 ident[3] = (void *) -1; |
467 | 1115 |
2592
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diff
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|
1116 ngx_use_accept_mutex = 0; |
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|
1117 |
3018 | 1118 ngx_setproctitle(ctx->name); |
2592
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diff
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|
1119 |
3018 | 1120 ngx_add_timer(&ev, ctx->delay); |
467 | 1121 |
1122 for ( ;; ) { | |
1123 | |
1124 if (ngx_terminate || ngx_quit) { | |
477 | 1125 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "exiting"); |
467 | 1126 exit(0); |
1127 } | |
1128 | |
1129 if (ngx_reopen) { | |
1130 ngx_reopen = 0; | |
477 | 1131 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "reopening logs"); |
467 | 1132 ngx_reopen_files(cycle, -1); |
1133 } | |
1134 | |
563 | 1135 ngx_process_events_and_timers(cycle); |
467 | 1136 } |
1137 } | |
501 | 1138 |
2592
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diff
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|
1139 |
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|
1140 static void |
2616
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introduce cache manager instead of cache cleaner
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changeset
|
1141 ngx_cache_manager_process_handler(ngx_event_t *ev) |
2592
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diff
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|
1142 { |
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diff
changeset
|
1143 ngx_uint_t i; |
6727
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Cache: cache manager limits.
Dmitry Volyntsev <xeioex@nginx.com>
parents:
6651
diff
changeset
|
1144 ngx_msec_t next, n; |
2592
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|
1145 ngx_path_t **path; |
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|
1146 |
6727
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Cache: cache manager limits.
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|
1147 next = 60 * 60 * 1000; |
2592
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diff
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|
1148 |
4870
8a9b7b4e9f2d
Correct plural form for "path" in the whole source base.
Andrey Belov <defan@nginx.com>
parents:
4864
diff
changeset
|
1149 path = ngx_cycle->paths.elts; |
8a9b7b4e9f2d
Correct plural form for "path" in the whole source base.
Andrey Belov <defan@nginx.com>
parents:
4864
diff
changeset
|
1150 for (i = 0; i < ngx_cycle->paths.nelts; i++) { |
2592
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diff
changeset
|
1151 |
2616
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diff
changeset
|
1152 if (path[i]->manager) { |
d19979e0d980
introduce cache manager instead of cache cleaner
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parents:
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diff
changeset
|
1153 n = path[i]->manager(path[i]->data); |
2592
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|
1154 |
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diff
changeset
|
1155 next = (n <= next) ? n : next; |
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diff
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|
1156 |
3475
ab353d7dc182
*) introduce ngx_time_sigsafe_update() to update the error log time only
Igor Sysoev <igor@sysoev.ru>
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3474
diff
changeset
|
1157 ngx_time_update(); |
2592
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|
1158 } |
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|
1159 } |
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|
1160 |
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|
1161 if (next == 0) { |
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diff
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|
1162 next = 1; |
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|
1163 } |
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|
1164 |
6727
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changeset
|
1165 ngx_add_timer(ev, next); |
2592
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|
1166 } |
3018 | 1167 |
1168 | |
1169 static void | |
1170 ngx_cache_loader_process_handler(ngx_event_t *ev) | |
1171 { | |
1172 ngx_uint_t i; | |
1173 ngx_path_t **path; | |
1174 ngx_cycle_t *cycle; | |
1175 | |
1176 cycle = (ngx_cycle_t *) ngx_cycle; | |
1177 | |
4870
8a9b7b4e9f2d
Correct plural form for "path" in the whole source base.
Andrey Belov <defan@nginx.com>
parents:
4864
diff
changeset
|
1178 path = cycle->paths.elts; |
8a9b7b4e9f2d
Correct plural form for "path" in the whole source base.
Andrey Belov <defan@nginx.com>
parents:
4864
diff
changeset
|
1179 for (i = 0; i < cycle->paths.nelts; i++) { |
3018 | 1180 |
1181 if (ngx_terminate || ngx_quit) { | |
1182 break; | |
1183 } | |
1184 | |
1185 if (path[i]->loader) { | |
1186 path[i]->loader(path[i]->data); | |
3475
ab353d7dc182
*) introduce ngx_time_sigsafe_update() to update the error log time only
Igor Sysoev <igor@sysoev.ru>
parents:
3474
diff
changeset
|
1187 ngx_time_update(); |
3018 | 1188 } |
1189 } | |
1190 | |
1191 exit(0); | |
1192 } |