Mercurial > hg > nginx-quic
annotate src/os/unix/ngx_process_cycle.c @ 6902:5cb85b0ee00b
SSL: clear error queue after OPENSSL_init_ssl().
The function may leave error in the error queue while returning success,
e.g., when taking a DSO reference to itself as of OpenSSL 1.1.0d:
https://git.openssl.org/?p=openssl.git;a=commit;h=4af9f7f
Notably, this fixes alert seen with statically linked OpenSSL on some platforms.
While here, check OPENSSL_init_ssl() return value.
author | Sergey Kandaurov <pluknet@nginx.com> |
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date | Mon, 06 Feb 2017 18:38:06 +0300 |
parents | ca709bca4b77 |
children | 3069dd358ba2 |
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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6 |
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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> |
309
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12 |
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13 |
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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); | |
18 static void ngx_pass_open_channel(ngx_cycle_t *cycle, ngx_channel_t *ch); | |
318
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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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34 |
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35 sig_atomic_t ngx_reap; |
354
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36 sig_atomic_t ngx_sigio; |
3048
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37 sig_atomic_t ngx_sigalrm; |
278
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38 sig_atomic_t ngx_terminate; |
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39 sig_atomic_t ngx_quit; |
477 | 40 sig_atomic_t ngx_debug_quit; |
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41 ngx_uint_t ngx_exiting; |
278
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42 sig_atomic_t ngx_reconfigure; |
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43 sig_atomic_t ngx_reopen; |
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44 |
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45 sig_atomic_t ngx_change_binary; |
317
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46 ngx_pid_t ngx_new_binary; |
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47 ngx_uint_t ngx_inherited; |
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48 ngx_uint_t ngx_daemonized; |
317
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49 |
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50 sig_atomic_t ngx_noaccept; |
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51 ngx_uint_t ngx_noaccepting; |
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52 ngx_uint_t ngx_restart; |
278
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53 |
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54 |
577 | 55 static u_char master_process[] = "master process"; |
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56 |
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57 |
3018 | 58 static ngx_cache_manager_ctx_t ngx_cache_manager_ctx = { |
59 ngx_cache_manager_process_handler, "cache manager process", 0 | |
60 }; | |
61 | |
62 static ngx_cache_manager_ctx_t ngx_cache_loader_ctx = { | |
63 ngx_cache_loader_process_handler, "cache loader process", 60000 | |
64 }; | |
65 | |
66 | |
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67 static ngx_cycle_t ngx_exit_cycle; |
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68 static ngx_log_t ngx_exit_log; |
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destroy ngx_cycle->pool on exit
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69 static ngx_open_file_t ngx_exit_log_file; |
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70 |
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71 |
501 | 72 void |
73 ngx_master_process_cycle(ngx_cycle_t *cycle) | |
317
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74 { |
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75 char *title; |
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76 u_char *p; |
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77 size_t size; |
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78 ngx_int_t i; |
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79 ngx_uint_t n, sigio; |
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80 sigset_t set; |
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81 struct itimerval itv; |
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82 ngx_uint_t live; |
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83 ngx_msec_t delay; |
531 | 84 ngx_listening_t *ls; |
317
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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) { |
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141 if (ngx_sigalrm) { |
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142 sigio = 0; |
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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) { |
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156 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, |
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157 "setitimer() failed"); |
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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); |
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164 |
3475
ab353d7dc182
*) introduce ngx_time_sigsafe_update() to update the error log time only
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165 ngx_time_update(); |
317
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166 |
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167 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, cycle->log, 0, |
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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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179 } |
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180 |
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181 if (ngx_terminate) { |
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182 if (delay == 0) { |
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183 delay = 50; |
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184 } |
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185 |
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186 if (sigio) { |
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187 sigio--; |
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188 continue; |
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189 } |
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190 |
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191 sigio = ccf->worker_processes + 2 /* cache processes */; |
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192 |
317
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193 if (delay > 1000) { |
318
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194 ngx_signal_worker_processes(cycle, SIGKILL); |
317
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195 } else { |
318
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196 ngx_signal_worker_processes(cycle, |
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197 ngx_signal_value(NGX_TERMINATE_SIGNAL)); |
317
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198 } |
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199 |
318
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200 continue; |
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201 } |
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202 |
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203 if (ngx_quit) { |
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204 ngx_signal_worker_processes(cycle, |
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205 ngx_signal_value(NGX_SHUTDOWN_SIGNAL)); |
531 | 206 |
207 ls = cycle->listening.elts; | |
208 for (n = 0; n < cycle->listening.nelts; n++) { | |
209 if (ngx_close_socket(ls[n].fd) == -1) { | |
210 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_socket_errno, | |
211 ngx_close_socket_n " %V failed", | |
212 &ls[n].addr_text); | |
213 } | |
214 } | |
215 cycle->listening.nelts = 0; | |
216 | |
318
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|
217 continue; |
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|
218 } |
317
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219 |
318
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220 if (ngx_reconfigure) { |
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221 ngx_reconfigure = 0; |
329
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|
222 |
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223 if (ngx_new_binary) { |
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224 ngx_start_worker_processes(cycle, ccf->worker_processes, |
449
3b1e8c9df9ad
nginx-0.1.0-2004-10-04-00:02:06 import
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parents:
448
diff
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|
225 NGX_PROCESS_RESPAWN); |
3018 | 226 ngx_start_cache_manager_processes(cycle, 0); |
449
3b1e8c9df9ad
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227 ngx_noaccepting = 0; |
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|
228 |
329
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229 continue; |
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230 } |
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231 |
477 | 232 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "reconfiguring"); |
317
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233 |
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234 cycle = ngx_init_cycle(cycle); |
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235 if (cycle == NULL) { |
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236 cycle = (ngx_cycle_t *) ngx_cycle; |
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237 continue; |
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238 } |
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|
239 |
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240 ngx_cycle = cycle; |
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241 ccf = (ngx_core_conf_t *) ngx_get_conf(cycle->conf_ctx, |
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242 ngx_core_module); |
318
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243 ngx_start_worker_processes(cycle, ccf->worker_processes, |
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244 NGX_PROCESS_JUST_RESPAWN); |
3018 | 245 ngx_start_cache_manager_processes(cycle, 1); |
4500
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246 |
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247 /* allow new processes to start */ |
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248 ngx_msleep(100); |
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249 |
318
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250 live = 1; |
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251 ngx_signal_worker_processes(cycle, |
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252 ngx_signal_value(NGX_SHUTDOWN_SIGNAL)); |
317
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253 } |
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254 |
318
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255 if (ngx_restart) { |
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256 ngx_restart = 0; |
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257 ngx_start_worker_processes(cycle, ccf->worker_processes, |
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258 NGX_PROCESS_RESPAWN); |
3018 | 259 ngx_start_cache_manager_processes(cycle, 0); |
278
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260 live = 1; |
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261 } |
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262 |
318
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263 if (ngx_reopen) { |
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264 ngx_reopen = 0; |
477 | 265 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "reopening logs"); |
318
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266 ngx_reopen_files(cycle, ccf->user); |
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267 ngx_signal_worker_processes(cycle, |
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268 ngx_signal_value(NGX_REOPEN_SIGNAL)); |
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269 } |
278
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270 |
318
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271 if (ngx_change_binary) { |
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272 ngx_change_binary = 0; |
477 | 273 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "changing binary"); |
452 | 274 ngx_new_binary = ngx_exec_new_binary(cycle, ngx_argv); |
318
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275 } |
317
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276 |
318
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277 if (ngx_noaccept) { |
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278 ngx_noaccept = 0; |
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279 ngx_noaccepting = 1; |
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280 ngx_signal_worker_processes(cycle, |
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281 ngx_signal_value(NGX_SHUTDOWN_SIGNAL)); |
278
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282 } |
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283 } |
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284 } |
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285 |
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286 |
501 | 287 void |
288 ngx_single_process_cycle(ngx_cycle_t *cycle) | |
318
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289 { |
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290 ngx_uint_t i; |
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291 |
3826
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allow "env" to work in the single process mode
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292 if (ngx_set_environment(cycle, NULL) == NULL) { |
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293 /* fatal */ |
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294 exit(2); |
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295 } |
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296 |
6379
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Dynamic modules: changed ngx_modules to cycle->modules.
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297 for (i = 0; cycle->modules[i]; i++) { |
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Dynamic modules: changed ngx_modules to cycle->modules.
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298 if (cycle->modules[i]->init_process) { |
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299 if (cycle->modules[i]->init_process(cycle) == NGX_ERROR) { |
318
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300 /* fatal */ |
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301 exit(2); |
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302 } |
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303 } |
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nginx-0.0.3-2004-04-16-09:14:16 import
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317
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304 } |
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305 |
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nginx-0.0.3-2004-04-16-09:14:16 import
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|
306 for ( ;; ) { |
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307 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, cycle->log, 0, "worker cycle"); |
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308 |
563 | 309 ngx_process_events_and_timers(cycle); |
318
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310 |
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311 if (ngx_terminate || ngx_quit) { |
571 | 312 |
6379
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Dynamic modules: changed ngx_modules to cycle->modules.
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|
313 for (i = 0; cycle->modules[i]; i++) { |
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Dynamic modules: changed ngx_modules to cycle->modules.
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|
314 if (cycle->modules[i]->exit_process) { |
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Dynamic modules: changed ngx_modules to cycle->modules.
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parents:
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|
315 cycle->modules[i]->exit_process(cycle); |
571 | 316 } |
317 } | |
318 | |
573 | 319 ngx_master_process_exit(cycle); |
318
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320 } |
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nginx-0.0.3-2004-04-16-09:14:16 import
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|
321 |
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nginx-0.0.3-2004-04-16-09:14:16 import
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317
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|
322 if (ngx_reconfigure) { |
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nginx-0.0.3-2004-04-16-09:14:16 import
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|
323 ngx_reconfigure = 0; |
477 | 324 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "reconfiguring"); |
318
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|
325 |
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nginx-0.0.3-2004-04-16-09:14:16 import
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|
326 cycle = ngx_init_cycle(cycle); |
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317
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|
327 if (cycle == NULL) { |
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|
328 cycle = (ngx_cycle_t *) ngx_cycle; |
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diff
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|
329 continue; |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
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parents:
317
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|
330 } |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
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parents:
317
diff
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|
331 |
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nginx-0.0.3-2004-04-16-09:14:16 import
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317
diff
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|
332 ngx_cycle = cycle; |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
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317
diff
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|
333 } |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
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parents:
317
diff
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|
334 |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
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parents:
317
diff
changeset
|
335 if (ngx_reopen) { |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
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parents:
317
diff
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|
336 ngx_reopen = 0; |
477 | 337 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "reopening logs"); |
318
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|
338 ngx_reopen_files(cycle, (ngx_uid_t) -1); |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
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parents:
317
diff
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|
339 } |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
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parents:
317
diff
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|
340 } |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
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parents:
317
diff
changeset
|
341 } |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
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parents:
317
diff
changeset
|
342 |
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nginx-0.0.3-2004-04-16-09:14:16 import
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317
diff
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|
343 |
501 | 344 static void |
345 ngx_start_worker_processes(ngx_cycle_t *cycle, ngx_int_t n, ngx_int_t type) | |
317
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parents:
315
diff
changeset
|
346 { |
3018 | 347 ngx_int_t i; |
557 | 348 ngx_channel_t ch; |
317
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parents:
315
diff
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|
349 |
477 | 350 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "start worker processes"); |
317
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parents:
315
diff
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|
351 |
5245
711fa02afae8
Valgrind: supressed complaints about uninitialized bytes.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5137
diff
changeset
|
352 ngx_memzero(&ch, sizeof(ngx_channel_t)); |
711fa02afae8
Valgrind: supressed complaints about uninitialized bytes.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5137
diff
changeset
|
353 |
360
239e37d44a34
nginx-0.0.7-2004-06-18-20:22:16 import
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parents:
357
diff
changeset
|
354 ch.command = NGX_CMD_OPEN_CHANNEL; |
239e37d44a34
nginx-0.0.7-2004-06-18-20:22:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
357
diff
changeset
|
355 |
577 | 356 for (i = 0; i < n; i++) { |
357 | |
4912
e8ef31c58d43
Fixed setting of CPU affinity on respawn of dead worker processes.
Ruslan Ermilov <ru@nginx.com>
parents:
4870
diff
changeset
|
358 ngx_spawn_process(cycle, ngx_worker_process_cycle, |
e8ef31c58d43
Fixed setting of CPU affinity on respawn of dead worker processes.
Ruslan Ermilov <ru@nginx.com>
parents:
4870
diff
changeset
|
359 (void *) (intptr_t) i, "worker process", type); |
360
239e37d44a34
nginx-0.0.7-2004-06-18-20:22:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
357
diff
changeset
|
360 |
239e37d44a34
nginx-0.0.7-2004-06-18-20:22:16 import
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parents:
357
diff
changeset
|
361 ch.pid = ngx_processes[ngx_process_slot].pid; |
239e37d44a34
nginx-0.0.7-2004-06-18-20:22:16 import
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parents:
357
diff
changeset
|
362 ch.slot = ngx_process_slot; |
239e37d44a34
nginx-0.0.7-2004-06-18-20:22:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
357
diff
changeset
|
363 ch.fd = ngx_processes[ngx_process_slot].channel[0]; |
239e37d44a34
nginx-0.0.7-2004-06-18-20:22:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
357
diff
changeset
|
364 |
3018 | 365 ngx_pass_open_channel(cycle, &ch); |
317
1308b98496a2
nginx-0.0.3-2004-04-15-19:34:36 import
Igor Sysoev <igor@sysoev.ru>
parents:
315
diff
changeset
|
366 } |
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diff
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367 } |
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|
368 |
360
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parents:
357
diff
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|
369 |
501 | 370 static void |
3018 | 371 ngx_start_cache_manager_processes(ngx_cycle_t *cycle, ngx_uint_t respawn) |
467 | 372 { |
3018 | 373 ngx_uint_t i, manager, loader; |
2592
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374 ngx_path_t **path; |
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375 ngx_channel_t ch; |
467 | 376 |
3018 | 377 manager = 0; |
378 loader = 0; | |
379 | |
4870
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Correct plural form for "path" in the whole source base.
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|
380 path = ngx_cycle->paths.elts; |
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Correct plural form for "path" in the whole source base.
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381 for (i = 0; i < ngx_cycle->paths.nelts; i++) { |
3018 | 382 |
383 if (path[i]->manager) { | |
384 manager = 1; | |
385 } | |
386 | |
387 if (path[i]->loader) { | |
388 loader = 1; | |
2592
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|
389 } |
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changeset
|
390 } |
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a prelimiary proxy cache support
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parents:
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diff
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|
391 |
3018 | 392 if (manager == 0) { |
393 return; | |
394 } | |
2592
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diff
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395 |
3018 | 396 ngx_spawn_process(cycle, ngx_cache_manager_process_cycle, |
397 &ngx_cache_manager_ctx, "cache manager process", | |
398 respawn ? NGX_PROCESS_JUST_RESPAWN : NGX_PROCESS_RESPAWN); | |
467 | 399 |
5245
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|
400 ngx_memzero(&ch, sizeof(ngx_channel_t)); |
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|
401 |
467 | 402 ch.command = NGX_CMD_OPEN_CHANNEL; |
403 ch.pid = ngx_processes[ngx_process_slot].pid; | |
404 ch.slot = ngx_process_slot; | |
405 ch.fd = ngx_processes[ngx_process_slot].channel[0]; | |
406 | |
3018 | 407 ngx_pass_open_channel(cycle, &ch); |
408 | |
409 if (loader == 0) { | |
410 return; | |
411 } | |
412 | |
413 ngx_spawn_process(cycle, ngx_cache_manager_process_cycle, | |
414 &ngx_cache_loader_ctx, "cache loader process", | |
415 respawn ? NGX_PROCESS_JUST_SPAWN : NGX_PROCESS_NORESPAWN); | |
416 | |
417 ch.command = NGX_CMD_OPEN_CHANNEL; | |
418 ch.pid = ngx_processes[ngx_process_slot].pid; | |
419 ch.slot = ngx_process_slot; | |
420 ch.fd = ngx_processes[ngx_process_slot].channel[0]; | |
421 | |
422 ngx_pass_open_channel(cycle, &ch); | |
423 } | |
424 | |
425 | |
426 static void | |
427 ngx_pass_open_channel(ngx_cycle_t *cycle, ngx_channel_t *ch) | |
428 { | |
429 ngx_int_t i; | |
430 | |
467 | 431 for (i = 0; i < ngx_last_process; i++) { |
432 | |
433 if (i == ngx_process_slot | |
434 || ngx_processes[i].pid == -1 | |
435 || ngx_processes[i].channel[0] == -1) | |
436 { | |
437 continue; | |
438 } | |
439 | |
440 ngx_log_debug6(NGX_LOG_DEBUG_CORE, cycle->log, 0, | |
6480 | 441 "pass channel s:%i pid:%P fd:%d to s:%i pid:%P fd:%d", |
3018 | 442 ch->slot, ch->pid, ch->fd, |
467 | 443 i, ngx_processes[i].pid, |
444 ngx_processes[i].channel[0]); | |
445 | |
446 /* TODO: NGX_AGAIN */ | |
447 | |
448 ngx_write_channel(ngx_processes[i].channel[0], | |
3018 | 449 ch, sizeof(ngx_channel_t), cycle->log); |
467 | 450 } |
451 } | |
452 | |
453 | |
501 | 454 static void |
455 ngx_signal_worker_processes(ngx_cycle_t *cycle, int signo) | |
318
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456 { |
354
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457 ngx_int_t i; |
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458 ngx_err_t err; |
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|
459 ngx_channel_t ch; |
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|
460 |
5245
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parents:
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diff
changeset
|
461 ngx_memzero(&ch, sizeof(ngx_channel_t)); |
711fa02afae8
Valgrind: supressed complaints about uninitialized bytes.
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parents:
5137
diff
changeset
|
462 |
1581
81774dc3db28
Cygwin can not pass SCM_RIGHTS via unix socket, use signals
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diff
changeset
|
463 #if (NGX_BROKEN_SCM_RIGHTS) |
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diff
changeset
|
464 |
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|
465 ch.command = 0; |
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Cygwin can not pass SCM_RIGHTS via unix socket, use signals
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|
466 |
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diff
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|
467 #else |
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changeset
|
468 |
354
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diff
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|
469 switch (signo) { |
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diff
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|
470 |
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diff
changeset
|
471 case ngx_signal_value(NGX_SHUTDOWN_SIGNAL): |
eaf1f651cf86
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diff
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|
472 ch.command = NGX_CMD_QUIT; |
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diff
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|
473 break; |
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nginx-0.0.7-2004-06-15-11:55:11 import
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parents:
345
diff
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|
474 |
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345
diff
changeset
|
475 case ngx_signal_value(NGX_TERMINATE_SIGNAL): |
eaf1f651cf86
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345
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|
476 ch.command = NGX_CMD_TERMINATE; |
eaf1f651cf86
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345
diff
changeset
|
477 break; |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
478 |
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nginx-0.0.7-2004-06-15-11:55:11 import
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345
diff
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|
479 case ngx_signal_value(NGX_REOPEN_SIGNAL): |
eaf1f651cf86
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diff
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|
480 ch.command = NGX_CMD_REOPEN; |
eaf1f651cf86
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parents:
345
diff
changeset
|
481 break; |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
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345
diff
changeset
|
482 |
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nginx-0.0.7-2004-06-15-11:55:11 import
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parents:
345
diff
changeset
|
483 default: |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
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parents:
345
diff
changeset
|
484 ch.command = 0; |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
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345
diff
changeset
|
485 } |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
486 |
1581
81774dc3db28
Cygwin can not pass SCM_RIGHTS via unix socket, use signals
Igor Sysoev <igor@sysoev.ru>
parents:
1578
diff
changeset
|
487 #endif |
81774dc3db28
Cygwin can not pass SCM_RIGHTS via unix socket, use signals
Igor Sysoev <igor@sysoev.ru>
parents:
1578
diff
changeset
|
488 |
354
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
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345
diff
changeset
|
489 ch.fd = -1; |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
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parents:
345
diff
changeset
|
490 |
318
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
491 |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
492 for (i = 0; i < ngx_last_process; i++) { |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
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parents:
317
diff
changeset
|
493 |
449
3b1e8c9df9ad
nginx-0.1.0-2004-10-04-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
448
diff
changeset
|
494 ngx_log_debug7(NGX_LOG_DEBUG_EVENT, cycle->log, 0, |
6480 | 495 "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
|
496 i, |
3b1e8c9df9ad
nginx-0.1.0-2004-10-04-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
448
diff
changeset
|
497 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
|
498 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
|
499 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
|
500 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
|
501 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
|
502 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
|
503 |
389
537de4dca8ca
nginx-0.0.7-2004-07-13-21:59:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
382
diff
changeset
|
504 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
|
505 continue; |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
506 } |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
507 |
3016
d82993af1da0
introduce NGX_PROCESS_JUST_SPAWN and change field name accordingly
Igor Sysoev <igor@sysoev.ru>
parents:
2616
diff
changeset
|
508 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
|
509 ngx_processes[i].just_spawn = 0; |
318
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nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
510 continue; |
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 |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
513 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
|
514 && 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
|
515 { |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
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parents:
317
diff
changeset
|
516 continue; |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
517 } |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
518 |
354
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
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parents:
345
diff
changeset
|
519 if (ch.command) { |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
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parents:
345
diff
changeset
|
520 if (ngx_write_channel(ngx_processes[i].channel[0], |
1132 | 521 &ch, sizeof(ngx_channel_t), cycle->log) |
522 == NGX_OK) | |
354
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
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parents:
345
diff
changeset
|
523 { |
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nginx-0.0.7-2004-06-15-11:55:11 import
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345
diff
changeset
|
524 if (signo != ngx_signal_value(NGX_REOPEN_SIGNAL)) { |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
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345
diff
changeset
|
525 ngx_processes[i].exiting = 1; |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
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parents:
345
diff
changeset
|
526 } |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
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parents:
345
diff
changeset
|
527 |
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nginx-0.0.7-2004-06-15-11:55:11 import
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parents:
345
diff
changeset
|
528 continue; |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
529 } |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
530 } |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
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345
diff
changeset
|
531 |
318
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
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parents:
317
diff
changeset
|
532 ngx_log_debug2(NGX_LOG_DEBUG_CORE, cycle->log, 0, |
5266 | 533 "kill (%P, %d)", ngx_processes[i].pid, signo); |
318
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nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
534 |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
535 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
|
536 err = ngx_errno; |
ab2f8c9a2a45
nginx-0.0.3-2004-04-20-11:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
318
diff
changeset
|
537 ngx_log_error(NGX_LOG_ALERT, cycle->log, err, |
3047 | 538 "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
|
539 |
ab2f8c9a2a45
nginx-0.0.3-2004-04-20-11:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
318
diff
changeset
|
540 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
|
541 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
|
542 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
|
543 ngx_reap = 1; |
ab2f8c9a2a45
nginx-0.0.3-2004-04-20-11:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
318
diff
changeset
|
544 } |
ab2f8c9a2a45
nginx-0.0.3-2004-04-20-11:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
318
diff
changeset
|
545 |
318
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
546 continue; |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
547 } |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
548 |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
549 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
|
550 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
|
551 } |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
552 } |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
553 } |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
554 |
317
1308b98496a2
nginx-0.0.3-2004-04-15-19:34:36 import
Igor Sysoev <igor@sysoev.ru>
parents:
315
diff
changeset
|
555 |
501 | 556 static ngx_uint_t |
1565 | 557 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
|
558 { |
543 | 559 ngx_int_t i, n; |
560 ngx_uint_t live; | |
561 ngx_channel_t ch; | |
562 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
|
563 |
5245
711fa02afae8
Valgrind: supressed complaints about uninitialized bytes.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5137
diff
changeset
|
564 ngx_memzero(&ch, sizeof(ngx_channel_t)); |
711fa02afae8
Valgrind: supressed complaints about uninitialized bytes.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5137
diff
changeset
|
565 |
365
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
566 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
|
567 ch.fd = -1; |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
568 |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
569 live = 0; |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
570 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
|
571 |
389
537de4dca8ca
nginx-0.0.7-2004-07-13-21:59:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
382
diff
changeset
|
572 ngx_log_debug7(NGX_LOG_DEBUG_EVENT, cycle->log, 0, |
6480 | 573 "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
|
574 i, |
365
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
575 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
|
576 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
|
577 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
|
578 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
|
579 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
|
580 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
|
581 |
389
537de4dca8ca
nginx-0.0.7-2004-07-13-21:59:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
382
diff
changeset
|
582 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
|
583 continue; |
537de4dca8ca
nginx-0.0.7-2004-07-13-21:59:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
382
diff
changeset
|
584 } |
537de4dca8ca
nginx-0.0.7-2004-07-13-21:59:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
382
diff
changeset
|
585 |
365
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
586 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
|
587 |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
588 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
|
589 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
|
590 |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
591 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
|
592 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
|
593 |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
594 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
|
595 ch.slot = i; |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
596 |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
597 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
|
598 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
|
599 || 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
|
600 || 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
|
601 { |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
602 continue; |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
603 } |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
604 |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
605 ngx_log_debug3(NGX_LOG_DEBUG_CORE, cycle->log, 0, |
461 | 606 "pass close channel s:%i pid:%P to:%P", |
607 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
|
608 |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
609 /* TODO: NGX_AGAIN */ |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
610 |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
611 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
|
612 &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
|
613 } |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
614 } |
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 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
|
617 && !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
|
618 && !ngx_terminate |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
619 && !ngx_quit) |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
620 { |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
621 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
|
622 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
|
623 ngx_processes[i].name, i) |
543 | 624 == 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
|
625 { |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
626 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
|
627 "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
|
628 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
|
629 continue; |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
630 } |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
631 |
473 | 632 |
633 ch.command = NGX_CMD_OPEN_CHANNEL; | |
634 ch.pid = ngx_processes[ngx_process_slot].pid; | |
635 ch.slot = ngx_process_slot; | |
636 ch.fd = ngx_processes[ngx_process_slot].channel[0]; | |
637 | |
3018 | 638 ngx_pass_open_channel(cycle, &ch); |
473 | 639 |
365
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
640 live = 1; |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
641 |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
642 continue; |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
643 } |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
644 |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
645 if (ngx_processes[i].pid == ngx_new_binary) { |
543 | 646 |
647 ccf = (ngx_core_conf_t *) ngx_get_conf(cycle->conf_ctx, | |
648 ngx_core_module); | |
649 | |
650 if (ngx_rename_file((char *) ccf->oldpid.data, | |
651 (char *) ccf->pid.data) | |
5137
f941cf265cc5
Use NGX_FILE_ERROR for handling file operations errors.
Valentin Bartenev <vbart@nginx.com>
parents:
4917
diff
changeset
|
652 == NGX_FILE_ERROR) |
543 | 653 { |
654 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
655 ngx_rename_file_n " %s back to %s failed " | |
656 "after the new binary process \"%s\" exited", | |
657 ccf->oldpid.data, ccf->pid.data, ngx_argv[0]); | |
658 } | |
659 | |
365
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
660 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
|
661 if (ngx_noaccepting) { |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
662 ngx_restart = 1; |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
663 ngx_noaccepting = 0; |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
664 } |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
665 } |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
666 |
389
537de4dca8ca
nginx-0.0.7-2004-07-13-21:59:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
382
diff
changeset
|
667 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
|
668 ngx_last_process--; |
537de4dca8ca
nginx-0.0.7-2004-07-13-21:59:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
382
diff
changeset
|
669 |
537de4dca8ca
nginx-0.0.7-2004-07-13-21:59:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
382
diff
changeset
|
670 } else { |
537de4dca8ca
nginx-0.0.7-2004-07-13-21:59:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
382
diff
changeset
|
671 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
|
672 } |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
673 |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
674 } 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
|
675 live = 1; |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
676 } |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
677 } |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
678 |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
679 return live; |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
680 } |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
681 |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
682 |
501 | 683 static void |
573 | 684 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
|
685 { |
571 | 686 ngx_uint_t i; |
687 | |
310
a9a9af2c7370
nginx-0.0.3-2004-04-12-10:10:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
309
diff
changeset
|
688 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
|
689 |
477 | 690 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
|
691 |
6379
cf5e822cf470
Dynamic modules: changed ngx_modules to cycle->modules.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6220
diff
changeset
|
692 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
|
693 if (cycle->modules[i]->exit_master) { |
cf5e822cf470
Dynamic modules: changed ngx_modules to cycle->modules.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6220
diff
changeset
|
694 cycle->modules[i]->exit_master(cycle); |
571 | 695 } |
696 } | |
697 | |
3230
a7491af45540
http listen unix domain sockets
Igor Sysoev <igor@sysoev.ru>
parents:
3048
diff
changeset
|
698 ngx_close_listening_sockets(cycle); |
a7491af45540
http listen unix domain sockets
Igor Sysoev <igor@sysoev.ru>
parents:
3048
diff
changeset
|
699 |
505 | 700 /* |
1437
e498f4cb1663
destroy ngx_cycle->pool on exit
Igor Sysoev <igor@sysoev.ru>
parents:
1404
diff
changeset
|
701 * 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
|
702 * 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
|
703 * 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
|
704 * ngx_cycle->pool is already destroyed. |
505 | 705 */ |
706 | |
1437
e498f4cb1663
destroy ngx_cycle->pool on exit
Igor Sysoev <igor@sysoev.ru>
parents:
1404
diff
changeset
|
707 |
5702
777202558122
Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
5601
diff
changeset
|
708 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
|
709 |
777202558122
Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
5601
diff
changeset
|
710 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
|
711 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
|
712 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
|
713 ngx_exit_log.writer = NULL; |
1437
e498f4cb1663
destroy ngx_cycle->pool on exit
Igor Sysoev <igor@sysoev.ru>
parents:
1404
diff
changeset
|
714 |
e498f4cb1663
destroy ngx_cycle->pool on exit
Igor Sysoev <igor@sysoev.ru>
parents:
1404
diff
changeset
|
715 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
|
716 ngx_exit_cycle.files = ngx_cycle->files; |
626157fe6f17
Fixed segfault with poll and resolver used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4549
diff
changeset
|
717 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
|
718 ngx_cycle = &ngx_exit_cycle; |
e498f4cb1663
destroy ngx_cycle->pool on exit
Igor Sysoev <igor@sysoev.ru>
parents:
1404
diff
changeset
|
719 |
322
ab2f8c9a2a45
nginx-0.0.3-2004-04-20-11:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
318
diff
changeset
|
720 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
|
721 |
278
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
722 exit(0); |
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 |
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
725 |
501 | 726 static void |
727 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
|
728 { |
4912
e8ef31c58d43
Fixed setting of CPU affinity on respawn of dead worker processes.
Ruslan Ermilov <ru@nginx.com>
parents:
4870
diff
changeset
|
729 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
|
730 |
3358
f94e8ff65aa2
add NGX_PROCESS_HELPER process status
Igor Sysoev <igor@sysoev.ru>
parents:
3304
diff
changeset
|
731 ngx_process = NGX_PROCESS_WORKER; |
6151
b4cc553aafeb
Introduced worker number, ngx_worker.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6127
diff
changeset
|
732 ngx_worker = worker; |
3358
f94e8ff65aa2
add NGX_PROCESS_HELPER process status
Igor Sysoev <igor@sysoev.ru>
parents:
3304
diff
changeset
|
733 |
4912
e8ef31c58d43
Fixed setting of CPU affinity on respawn of dead worker processes.
Ruslan Ermilov <ru@nginx.com>
parents:
4870
diff
changeset
|
734 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
|
735 |
278
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
736 ngx_setproctitle("worker process"); |
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
737 |
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
738 for ( ;; ) { |
1135
03f1133f24e8
close keep-alive connections in the shuting down processes
Igor Sysoev <igor@sysoev.ru>
parents:
1134
diff
changeset
|
739 |
03f1133f24e8
close keep-alive connections in the shuting down processes
Igor Sysoev <igor@sysoev.ru>
parents:
1134
diff
changeset
|
740 if (ngx_exiting) { |
5896
3efdd7788bb0
Events: introduced cancelable timers.
Valentin Bartenev <vbart@nginx.com>
parents:
5894
diff
changeset
|
741 ngx_event_cancel_timers(); |
3efdd7788bb0
Events: introduced cancelable timers.
Valentin Bartenev <vbart@nginx.com>
parents:
5894
diff
changeset
|
742 |
1135
03f1133f24e8
close keep-alive connections in the shuting down processes
Igor Sysoev <igor@sysoev.ru>
parents:
1134
diff
changeset
|
743 if (ngx_event_timer_rbtree.root == ngx_event_timer_rbtree.sentinel) |
03f1133f24e8
close keep-alive connections in the shuting down processes
Igor Sysoev <igor@sysoev.ru>
parents:
1134
diff
changeset
|
744 { |
03f1133f24e8
close keep-alive connections in the shuting down processes
Igor Sysoev <igor@sysoev.ru>
parents:
1134
diff
changeset
|
745 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
|
746 |
03f1133f24e8
close keep-alive connections in the shuting down processes
Igor Sysoev <igor@sysoev.ru>
parents:
1134
diff
changeset
|
747 ngx_worker_process_exit(cycle); |
03f1133f24e8
close keep-alive connections in the shuting down processes
Igor Sysoev <igor@sysoev.ru>
parents:
1134
diff
changeset
|
748 } |
322
ab2f8c9a2a45
nginx-0.0.3-2004-04-20-11:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
318
diff
changeset
|
749 } |
ab2f8c9a2a45
nginx-0.0.3-2004-04-20-11:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
318
diff
changeset
|
750 |
278
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
751 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
|
752 |
563 | 753 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
|
754 |
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
755 if (ngx_terminate) { |
477 | 756 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "exiting"); |
376
d0451e402e27
nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
375
diff
changeset
|
757 |
573 | 758 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
|
759 } |
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
760 |
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
761 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
|
762 ngx_quit = 0; |
477 | 763 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
|
764 "gracefully shutting down"); |
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
765 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
|
766 |
326
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
323
diff
changeset
|
767 if (!ngx_exiting) { |
6220
5e6142609e48
Core: idle connections now closed only once on exiting.
Valentin Bartenev <vbart@nginx.com>
parents:
6151
diff
changeset
|
768 ngx_exiting = 1; |
322
ab2f8c9a2a45
nginx-0.0.3-2004-04-20-11:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
318
diff
changeset
|
769 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
|
770 ngx_close_idle_connections(cycle); |
322
ab2f8c9a2a45
nginx-0.0.3-2004-04-20-11:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
318
diff
changeset
|
771 } |
278
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
772 } |
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
773 |
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
774 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
|
775 ngx_reopen = 0; |
477 | 776 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
|
777 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
|
778 } |
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
779 } |
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
780 } |
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
781 |
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
782 |
501 | 783 static void |
4912
e8ef31c58d43
Fixed setting of CPU affinity on respawn of dead worker processes.
Ruslan Ermilov <ru@nginx.com>
parents:
4870
diff
changeset
|
784 ngx_worker_process_init(ngx_cycle_t *cycle, ngx_int_t worker) |
467 | 785 { |
1069 | 786 sigset_t set; |
787 ngx_int_t n; | |
6651
7d4e33092e2a
Always seed PRNG with PID, seconds, and milliseconds.
Ruslan Ermilov <ru@nginx.com>
parents:
6650
diff
changeset
|
788 ngx_time_t *tp; |
1069 | 789 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
|
790 ngx_cpuset_t *cpu_affinity; |
1069 | 791 struct rlimit rlmt; |
792 ngx_core_conf_t *ccf; | |
793 ngx_listening_t *ls; | |
467 | 794 |
1069 | 795 if (ngx_set_environment(cycle, NULL) == NULL) { |
796 /* fatal */ | |
797 exit(2); | |
798 } | |
799 | |
467 | 800 ccf = (ngx_core_conf_t *) ngx_get_conf(cycle->conf_ctx, ngx_core_module); |
801 | |
4912
e8ef31c58d43
Fixed setting of CPU affinity on respawn of dead worker processes.
Ruslan Ermilov <ru@nginx.com>
parents:
4870
diff
changeset
|
802 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
|
803 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
|
804 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
|
805 "setpriority(%d) failed", ccf->priority); |
473 | 806 } |
1404
df2592d32e49
set worker_priority, worker_rlimit_nofile, worker_rlimit_core, and
Igor Sysoev <igor@sysoev.ru>
parents:
1135
diff
changeset
|
807 } |
473 | 808 |
1404
df2592d32e49
set worker_priority, worker_rlimit_nofile, worker_rlimit_core, and
Igor Sysoev <igor@sysoev.ru>
parents:
1135
diff
changeset
|
809 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
|
810 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
|
811 rlmt.rlim_max = (rlim_t) ccf->rlimit_nofile; |
543 | 812 |
1404
df2592d32e49
set worker_priority, worker_rlimit_nofile, worker_rlimit_core, and
Igor Sysoev <igor@sysoev.ru>
parents:
1135
diff
changeset
|
813 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
|
814 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
|
815 "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
|
816 ccf->rlimit_nofile); |
543 | 817 } |
1404
df2592d32e49
set worker_priority, worker_rlimit_nofile, worker_rlimit_core, and
Igor Sysoev <igor@sysoev.ru>
parents:
1135
diff
changeset
|
818 } |
543 | 819 |
3762
89002ac695e5
worker_rlimit_core should be off_t
Igor Sysoev <igor@sysoev.ru>
parents:
3475
diff
changeset
|
820 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
|
821 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
|
822 rlmt.rlim_max = (rlim_t) ccf->rlimit_core; |
589 | 823 |
1404
df2592d32e49
set worker_priority, worker_rlimit_nofile, worker_rlimit_core, and
Igor Sysoev <igor@sysoev.ru>
parents:
1135
diff
changeset
|
824 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
|
825 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
|
826 "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
|
827 ccf->rlimit_core); |
589 | 828 } |
1404
df2592d32e49
set worker_priority, worker_rlimit_nofile, worker_rlimit_core, and
Igor Sysoev <igor@sysoev.ru>
parents:
1135
diff
changeset
|
829 } |
589 | 830 |
1404
df2592d32e49
set worker_priority, worker_rlimit_nofile, worker_rlimit_core, and
Igor Sysoev <igor@sysoev.ru>
parents:
1135
diff
changeset
|
831 if (geteuid() == 0) { |
467 | 832 if (setgid(ccf->group) == -1) { |
833 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno, | |
834 "setgid(%d) failed", ccf->group); | |
835 /* fatal */ | |
836 exit(2); | |
837 } | |
838 | |
473 | 839 if (initgroups(ccf->username, ccf->group) == -1) { |
840 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno, | |
841 "initgroups(%s, %d) failed", | |
842 ccf->username, ccf->group); | |
843 } | |
844 | |
467 | 845 if (setuid(ccf->user) == -1) { |
846 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno, | |
847 "setuid(%d) failed", ccf->user); | |
848 /* fatal */ | |
849 exit(2); | |
850 } | |
851 } | |
852 | |
4912
e8ef31c58d43
Fixed setting of CPU affinity on respawn of dead worker processes.
Ruslan Ermilov <ru@nginx.com>
parents:
4870
diff
changeset
|
853 if (worker >= 0) { |
e8ef31c58d43
Fixed setting of CPU affinity on respawn of dead worker processes.
Ruslan Ermilov <ru@nginx.com>
parents:
4870
diff
changeset
|
854 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
|
855 |
e8ef31c58d43
Fixed setting of CPU affinity on respawn of dead worker processes.
Ruslan Ermilov <ru@nginx.com>
parents:
4870
diff
changeset
|
856 if (cpu_affinity) { |
e8ef31c58d43
Fixed setting of CPU affinity on respawn of dead worker processes.
Ruslan Ermilov <ru@nginx.com>
parents:
4870
diff
changeset
|
857 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
|
858 } |
577 | 859 } |
860 | |
467 | 861 #if (NGX_HAVE_PR_SET_DUMPABLE) |
862 | |
863 /* allow coredump after setuid() in Linux 2.4.x */ | |
864 | |
865 if (prctl(PR_SET_DUMPABLE, 1, 0, 0, 0) == -1) { | |
866 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
867 "prctl(PR_SET_DUMPABLE) failed"); | |
868 } | |
869 | |
870 #endif | |
871 | |
521 | 872 if (ccf->working_directory.len) { |
523 | 873 if (chdir((char *) ccf->working_directory.data) == -1) { |
521 | 874 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, |
875 "chdir(\"%s\") failed", ccf->working_directory.data); | |
876 /* fatal */ | |
877 exit(2); | |
878 } | |
879 } | |
880 | |
467 | 881 sigemptyset(&set); |
882 | |
883 if (sigprocmask(SIG_SETMASK, &set, NULL) == -1) { | |
884 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
885 "sigprocmask() failed"); | |
886 } | |
887 | |
6651
7d4e33092e2a
Always seed PRNG with PID, seconds, and milliseconds.
Ruslan Ermilov <ru@nginx.com>
parents:
6650
diff
changeset
|
888 tp = ngx_timeofday(); |
7d4e33092e2a
Always seed PRNG with PID, seconds, and milliseconds.
Ruslan Ermilov <ru@nginx.com>
parents:
6650
diff
changeset
|
889 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
|
890 |
467 | 891 /* |
892 * disable deleting previous events for the listening sockets because | |
893 * in the worker processes there are no events at all at this point | |
577 | 894 */ |
467 | 895 ls = cycle->listening.elts; |
896 for (i = 0; i < cycle->listening.nelts; i++) { | |
543 | 897 ls[i].previous = NULL; |
467 | 898 } |
899 | |
6379
cf5e822cf470
Dynamic modules: changed ngx_modules to cycle->modules.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6220
diff
changeset
|
900 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
|
901 if (cycle->modules[i]->init_process) { |
cf5e822cf470
Dynamic modules: changed ngx_modules to cycle->modules.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6220
diff
changeset
|
902 if (cycle->modules[i]->init_process(cycle) == NGX_ERROR) { |
467 | 903 /* fatal */ |
904 exit(2); | |
905 } | |
906 } | |
907 } | |
908 | |
909 for (n = 0; n < ngx_last_process; n++) { | |
910 | |
911 if (ngx_processes[n].pid == -1) { | |
912 continue; | |
913 } | |
914 | |
915 if (n == ngx_process_slot) { | |
916 continue; | |
917 } | |
918 | |
919 if (ngx_processes[n].channel[1] == -1) { | |
920 continue; | |
921 } | |
922 | |
923 if (close(ngx_processes[n].channel[1]) == -1) { | |
924 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
925 "close() channel failed"); | |
926 } | |
927 } | |
928 | |
929 if (close(ngx_processes[ngx_process_slot].channel[0]) == -1) { | |
930 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
931 "close() channel failed"); | |
932 } | |
933 | |
934 #if 0 | |
935 ngx_last_process = 0; | |
936 #endif | |
937 | |
938 if (ngx_add_channel_event(cycle, ngx_channel, NGX_READ_EVENT, | |
1133 | 939 ngx_channel_handler) |
940 == NGX_ERROR) | |
467 | 941 { |
942 /* fatal */ | |
943 exit(2); | |
944 } | |
945 } | |
946 | |
947 | |
501 | 948 static void |
573 | 949 ngx_worker_process_exit(ngx_cycle_t *cycle) |
950 { | |
951 ngx_uint_t i; | |
952 ngx_connection_t *c; | |
953 | |
6379
cf5e822cf470
Dynamic modules: changed ngx_modules to cycle->modules.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6220
diff
changeset
|
954 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
|
955 if (cycle->modules[i]->exit_process) { |
cf5e822cf470
Dynamic modules: changed ngx_modules to cycle->modules.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6220
diff
changeset
|
956 cycle->modules[i]->exit_process(cycle); |
573 | 957 } |
958 } | |
959 | |
1905
0cafbfd8112e
left open sockets were not really tested
Igor Sysoev <igor@sysoev.ru>
parents:
1900
diff
changeset
|
960 if (ngx_exiting) { |
587 | 961 c = cycle->connections; |
962 for (i = 0; i < cycle->connection_n; i++) { | |
963 if (c[i].fd != -1 | |
964 && c[i].read | |
965 && !c[i].read->accept | |
1905
0cafbfd8112e
left open sockets were not really tested
Igor Sysoev <igor@sysoev.ru>
parents:
1900
diff
changeset
|
966 && !c[i].read->channel |
0cafbfd8112e
left open sockets were not really tested
Igor Sysoev <igor@sysoev.ru>
parents:
1900
diff
changeset
|
967 && !c[i].read->resolver) |
587 | 968 { |
969 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
|
970 "*%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
|
971 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
|
972 ngx_debug_quit = 1; |
587 | 973 } |
573 | 974 } |
975 | |
587 | 976 if (ngx_debug_quit) { |
3026
f4b5c787fe33
fix debug point for left open sockets
Igor Sysoev <igor@sysoev.ru>
parents:
3019
diff
changeset
|
977 ngx_log_error(NGX_LOG_ALERT, cycle->log, 0, "aborting"); |
587 | 978 ngx_debug_point(); |
979 } | |
573 | 980 } |
981 | |
982 /* | |
1437
e498f4cb1663
destroy ngx_cycle->pool on exit
Igor Sysoev <igor@sysoev.ru>
parents:
1404
diff
changeset
|
983 * 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
|
984 * 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
|
985 * 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
|
986 * ngx_cycle->pool is already destroyed. |
573 | 987 */ |
988 | |
5702
777202558122
Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
5601
diff
changeset
|
989 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
|
990 |
5702
777202558122
Added syslog support for error_log and access_log directives.
Vladimir Homutov <vl@nginx.com>
parents:
5601
diff
changeset
|
991 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
|
992 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
|
993 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
|
994 ngx_exit_log.writer = NULL; |
1437
e498f4cb1663
destroy ngx_cycle->pool on exit
Igor Sysoev <igor@sysoev.ru>
parents:
1404
diff
changeset
|
995 |
e498f4cb1663
destroy ngx_cycle->pool on exit
Igor Sysoev <igor@sysoev.ru>
parents:
1404
diff
changeset
|
996 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
|
997 ngx_exit_cycle.files = ngx_cycle->files; |
626157fe6f17
Fixed segfault with poll and resolver used.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4549
diff
changeset
|
998 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
|
999 ngx_cycle = &ngx_exit_cycle; |
e498f4cb1663
destroy ngx_cycle->pool on exit
Igor Sysoev <igor@sysoev.ru>
parents:
1404
diff
changeset
|
1000 |
573 | 1001 ngx_destroy_pool(cycle->pool); |
1437
e498f4cb1663
destroy ngx_cycle->pool on exit
Igor Sysoev <igor@sysoev.ru>
parents:
1404
diff
changeset
|
1002 |
e498f4cb1663
destroy ngx_cycle->pool on exit
Igor Sysoev <igor@sysoev.ru>
parents:
1404
diff
changeset
|
1003 ngx_log_error(NGX_LOG_NOTICE, ngx_cycle->log, 0, "exit"); |
573 | 1004 |
1005 exit(0); | |
1006 } | |
1007 | |
1008 | |
1009 static void | |
501 | 1010 ngx_channel_handler(ngx_event_t *ev) |
354
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
1011 { |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
1012 ngx_int_t n; |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
1013 ngx_channel_t ch; |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
1014 ngx_connection_t *c; |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
1015 |
467 | 1016 if (ev->timedout) { |
1017 ev->timedout = 0; | |
1018 return; | |
1019 } | |
1020 | |
354
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
1021 c = ev->data; |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
1022 |
357
e260514b9ad4
nginx-0.0.7-2004-06-16-23:36:07 import
Igor Sysoev <igor@sysoev.ru>
parents:
355
diff
changeset
|
1023 ngx_log_debug0(NGX_LOG_DEBUG_CORE, ev->log, 0, "channel handler"); |
e260514b9ad4
nginx-0.0.7-2004-06-16-23:36:07 import
Igor Sysoev <igor@sysoev.ru>
parents:
355
diff
changeset
|
1024 |
2031 | 1025 for ( ;; ) { |
354
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
1026 |
2031 | 1027 n = ngx_read_channel(c->fd, &ch, sizeof(ngx_channel_t), ev->log); |
1028 | |
1029 ngx_log_debug1(NGX_LOG_DEBUG_CORE, ev->log, 0, "channel: %i", n); | |
357
e260514b9ad4
nginx-0.0.7-2004-06-16-23:36:07 import
Igor Sysoev <igor@sysoev.ru>
parents:
355
diff
changeset
|
1030 |
2031 | 1031 if (n == NGX_ERROR) { |
1900
55a9d867e3c8
avoid endless loop if epoll is used
Igor Sysoev <igor@sysoev.ru>
parents:
1704
diff
changeset
|
1032 |
2031 | 1033 if (ngx_event_flags & NGX_USE_EPOLL_EVENT) { |
1034 ngx_del_conn(c, 0); | |
1035 } | |
1036 | |
1037 ngx_close_connection(c); | |
1038 return; | |
1900
55a9d867e3c8
avoid endless loop if epoll is used
Igor Sysoev <igor@sysoev.ru>
parents:
1704
diff
changeset
|
1039 } |
55a9d867e3c8
avoid endless loop if epoll is used
Igor Sysoev <igor@sysoev.ru>
parents:
1704
diff
changeset
|
1040 |
2031 | 1041 if (ngx_event_flags & NGX_USE_EVENTPORT_EVENT) { |
1042 if (ngx_add_event(ev, NGX_READ_EVENT, 0) == NGX_ERROR) { | |
1043 return; | |
1044 } | |
1045 } | |
461 | 1046 |
2031 | 1047 if (n == NGX_AGAIN) { |
1134
384c92c210f9
worker processes did not exit after reconfiguration and
Igor Sysoev <igor@sysoev.ru>
parents:
1133
diff
changeset
|
1048 return; |
384c92c210f9
worker processes did not exit after reconfiguration and
Igor Sysoev <igor@sysoev.ru>
parents:
1133
diff
changeset
|
1049 } |
2031 | 1050 |
1051 ngx_log_debug1(NGX_LOG_DEBUG_CORE, ev->log, 0, | |
6480 | 1052 "channel command: %ui", ch.command); |
1134
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diff
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1053 |
2031 | 1054 switch (ch.command) { |
354
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1055 |
2031 | 1056 case NGX_CMD_QUIT: |
1057 ngx_quit = 1; | |
1058 break; | |
354
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1059 |
2031 | 1060 case NGX_CMD_TERMINATE: |
1061 ngx_terminate = 1; | |
1062 break; | |
354
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|
1063 |
2031 | 1064 case NGX_CMD_REOPEN: |
1065 ngx_reopen = 1; | |
1066 break; | |
354
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1067 |
2031 | 1068 case NGX_CMD_OPEN_CHANNEL: |
360
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|
1069 |
2031 | 1070 ngx_log_debug3(NGX_LOG_DEBUG_CORE, ev->log, 0, |
1071 "get channel s:%i pid:%P fd:%d", | |
1072 ch.slot, ch.pid, ch.fd); | |
360
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1073 |
2031 | 1074 ngx_processes[ch.slot].pid = ch.pid; |
1075 ngx_processes[ch.slot].channel[0] = ch.fd; | |
1076 break; | |
365
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1077 |
2031 | 1078 case NGX_CMD_CLOSE_CHANNEL: |
365
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1079 |
2031 | 1080 ngx_log_debug4(NGX_LOG_DEBUG_CORE, ev->log, 0, |
1081 "close channel s:%i pid:%P our:%P fd:%d", | |
1082 ch.slot, ch.pid, ngx_processes[ch.slot].pid, | |
1083 ngx_processes[ch.slot].channel[0]); | |
365
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1084 |
2031 | 1085 if (close(ngx_processes[ch.slot].channel[0]) == -1) { |
1086 ngx_log_error(NGX_LOG_ALERT, ev->log, ngx_errno, | |
1087 "close() channel failed"); | |
1088 } | |
1089 | |
1090 ngx_processes[ch.slot].channel[0] = -1; | |
1091 break; | |
365
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1092 } |
354
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1093 } |
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1094 } |
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1095 |
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1096 |
501 | 1097 static void |
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1098 ngx_cache_manager_process_cycle(ngx_cycle_t *cycle, void *data) |
467 | 1099 { |
3018 | 1100 ngx_cache_manager_ctx_t *ctx = data; |
1101 | |
2592
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1102 void *ident[4]; |
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1103 ngx_event_t ev; |
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1104 |
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1105 /* |
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1106 * Set correct process type since closing listening Unix domain socket |
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1107 * in a master process also removes the Unix domain socket file. |
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1108 */ |
3358
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1109 ngx_process = NGX_PROCESS_HELPER; |
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1110 |
4917
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1111 ngx_close_listening_sockets(cycle); |
467 | 1112 |
4917
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1113 /* Set a moderate number of connections for a helper process. */ |
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1114 cycle->connection_n = 512; |
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1115 |
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1116 ngx_worker_process_init(cycle, -1); |
467 | 1117 |
2592
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1118 ngx_memzero(&ev, sizeof(ngx_event_t)); |
3018 | 1119 ev.handler = ctx->handler; |
2592
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1120 ev.data = ident; |
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|
1121 ev.log = cycle->log; |
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|
1122 ident[3] = (void *) -1; |
467 | 1123 |
2592
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1124 ngx_use_accept_mutex = 0; |
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1125 |
3018 | 1126 ngx_setproctitle(ctx->name); |
2592
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1127 |
3018 | 1128 ngx_add_timer(&ev, ctx->delay); |
467 | 1129 |
1130 for ( ;; ) { | |
1131 | |
1132 if (ngx_terminate || ngx_quit) { | |
477 | 1133 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "exiting"); |
467 | 1134 exit(0); |
1135 } | |
1136 | |
1137 if (ngx_reopen) { | |
1138 ngx_reopen = 0; | |
477 | 1139 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "reopening logs"); |
467 | 1140 ngx_reopen_files(cycle, -1); |
1141 } | |
1142 | |
563 | 1143 ngx_process_events_and_timers(cycle); |
467 | 1144 } |
1145 } | |
501 | 1146 |
2592
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1147 |
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1148 static void |
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|
1149 ngx_cache_manager_process_handler(ngx_event_t *ev) |
2592
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1150 { |
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|
1151 ngx_uint_t i; |
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1152 ngx_msec_t next, n; |
2592
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1153 ngx_path_t **path; |
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1154 |
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1155 next = 60 * 60 * 1000; |
2592
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diff
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|
1156 |
4870
8a9b7b4e9f2d
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diff
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|
1157 path = ngx_cycle->paths.elts; |
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Correct plural form for "path" in the whole source base.
Andrey Belov <defan@nginx.com>
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|
1158 for (i = 0; i < ngx_cycle->paths.nelts; i++) { |
2592
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|
1159 |
2616
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|
1160 if (path[i]->manager) { |
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|
1161 n = path[i]->manager(path[i]->data); |
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|
1162 |
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|
1163 next = (n <= next) ? n : next; |
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1164 |
3475
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|
1165 ngx_time_update(); |
2592
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1166 } |
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|
1167 } |
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1168 |
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1169 if (next == 0) { |
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|
1170 next = 1; |
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|
1171 } |
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|
1172 |
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1173 ngx_add_timer(ev, next); |
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1174 } |
3018 | 1175 |
1176 | |
1177 static void | |
1178 ngx_cache_loader_process_handler(ngx_event_t *ev) | |
1179 { | |
1180 ngx_uint_t i; | |
1181 ngx_path_t **path; | |
1182 ngx_cycle_t *cycle; | |
1183 | |
1184 cycle = (ngx_cycle_t *) ngx_cycle; | |
1185 | |
4870
8a9b7b4e9f2d
Correct plural form for "path" in the whole source base.
Andrey Belov <defan@nginx.com>
parents:
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diff
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|
1186 path = cycle->paths.elts; |
8a9b7b4e9f2d
Correct plural form for "path" in the whole source base.
Andrey Belov <defan@nginx.com>
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|
1187 for (i = 0; i < cycle->paths.nelts; i++) { |
3018 | 1188 |
1189 if (ngx_terminate || ngx_quit) { | |
1190 break; | |
1191 } | |
1192 | |
1193 if (path[i]->loader) { | |
1194 path[i]->loader(path[i]->data); | |
3475
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|
1195 ngx_time_update(); |
3018 | 1196 } |
1197 } | |
1198 | |
1199 exit(0); | |
1200 } |