Mercurial > hg > nginx-quic
annotate src/os/unix/ngx_process_cycle.c @ 3165:7658e9c7e814
use parents around NGX_ATOMIC_T_LEN value
author | Igor Sysoev <igor@sysoev.ru> |
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date | Fri, 25 Sep 2009 20:25:47 +0000 |
parents | 846d0e2fa483 |
children | a7491af45540 |
rev | line source |
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1 |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
441
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4 */ |
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6 |
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7 #include <ngx_config.h> |
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8 #include <ngx_core.h> |
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9 #include <ngx_event.h> |
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10 #include <ngx_channel.h> |
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11 |
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12 |
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13 static void ngx_start_worker_processes(ngx_cycle_t *cycle, ngx_int_t n, |
501 | 14 ngx_int_t type); |
3018 | 15 static void ngx_start_cache_manager_processes(ngx_cycle_t *cycle, |
16 ngx_uint_t respawn); | |
17 static void ngx_pass_open_channel(ngx_cycle_t *cycle, ngx_channel_t *ch); | |
318
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18 static void ngx_signal_worker_processes(ngx_cycle_t *cycle, int signo); |
1565 | 19 static ngx_uint_t ngx_reap_children(ngx_cycle_t *cycle); |
573 | 20 static void ngx_master_process_exit(ngx_cycle_t *cycle); |
278
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21 static void ngx_worker_process_cycle(ngx_cycle_t *cycle, void *data); |
473 | 22 static void ngx_worker_process_init(ngx_cycle_t *cycle, ngx_uint_t priority); |
573 | 23 static void ngx_worker_process_exit(ngx_cycle_t *cycle); |
354
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24 static void ngx_channel_handler(ngx_event_t *ev); |
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25 #if (NGX_THREADS) |
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26 static void ngx_wakeup_worker_threads(ngx_cycle_t *cycle); |
563 | 27 static ngx_thread_value_t ngx_worker_thread_cycle(void *data); |
278
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28 #endif |
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29 static void ngx_cache_manager_process_cycle(ngx_cycle_t *cycle, void *data); |
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30 static void ngx_cache_manager_process_handler(ngx_event_t *ev); |
3018 | 31 static void ngx_cache_loader_process_handler(ngx_event_t *ev); |
278
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32 |
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33 |
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34 ngx_uint_t ngx_process; |
278
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35 ngx_pid_t ngx_pid; |
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36 ngx_uint_t ngx_threaded; |
278
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37 |
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38 sig_atomic_t ngx_reap; |
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39 sig_atomic_t ngx_sigio; |
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40 sig_atomic_t ngx_sigalrm; |
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41 sig_atomic_t ngx_terminate; |
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42 sig_atomic_t ngx_quit; |
477 | 43 sig_atomic_t ngx_debug_quit; |
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44 ngx_uint_t ngx_exiting; |
278
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45 sig_atomic_t ngx_reconfigure; |
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46 sig_atomic_t ngx_reopen; |
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47 |
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48 sig_atomic_t ngx_change_binary; |
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49 ngx_pid_t ngx_new_binary; |
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50 ngx_uint_t ngx_inherited; |
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51 ngx_uint_t ngx_daemonized; |
317
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52 |
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53 sig_atomic_t ngx_noaccept; |
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54 ngx_uint_t ngx_noaccepting; |
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55 ngx_uint_t ngx_restart; |
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56 |
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57 |
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58 #if (NGX_THREADS) |
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59 volatile ngx_thread_t ngx_threads[NGX_MAX_THREADS]; |
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60 ngx_int_t ngx_threads_n; |
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61 #endif |
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62 |
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63 |
577 | 64 u_long cpu_affinity; |
65 static u_char master_process[] = "master process"; | |
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66 |
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67 |
3018 | 68 static ngx_cache_manager_ctx_t ngx_cache_manager_ctx = { |
69 ngx_cache_manager_process_handler, "cache manager process", 0 | |
70 }; | |
71 | |
72 static ngx_cache_manager_ctx_t ngx_cache_loader_ctx = { | |
73 ngx_cache_loader_process_handler, "cache loader process", 60000 | |
74 }; | |
75 | |
76 | |
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77 static ngx_cycle_t ngx_exit_cycle; |
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78 static ngx_log_t ngx_exit_log; |
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79 static ngx_open_file_t ngx_exit_log_file; |
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80 |
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81 |
501 | 82 void |
83 ngx_master_process_cycle(ngx_cycle_t *cycle) | |
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84 { |
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85 char *title; |
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86 u_char *p; |
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87 size_t size; |
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88 ngx_int_t i; |
531 | 89 ngx_uint_t n; |
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90 sigset_t set; |
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91 struct itimerval itv; |
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92 ngx_uint_t live; |
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93 ngx_msec_t delay; |
531 | 94 ngx_listening_t *ls; |
317
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95 ngx_core_conf_t *ccf; |
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96 |
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97 sigemptyset(&set); |
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98 sigaddset(&set, SIGCHLD); |
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99 sigaddset(&set, SIGALRM); |
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100 sigaddset(&set, SIGIO); |
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101 sigaddset(&set, SIGINT); |
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102 sigaddset(&set, ngx_signal_value(NGX_RECONFIGURE_SIGNAL)); |
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103 sigaddset(&set, ngx_signal_value(NGX_REOPEN_SIGNAL)); |
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104 sigaddset(&set, ngx_signal_value(NGX_NOACCEPT_SIGNAL)); |
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105 sigaddset(&set, ngx_signal_value(NGX_TERMINATE_SIGNAL)); |
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106 sigaddset(&set, ngx_signal_value(NGX_SHUTDOWN_SIGNAL)); |
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107 sigaddset(&set, ngx_signal_value(NGX_CHANGEBIN_SIGNAL)); |
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108 |
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109 if (sigprocmask(SIG_BLOCK, &set, NULL) == -1) { |
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110 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, |
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111 "sigprocmask() failed"); |
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112 } |
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113 |
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114 sigemptyset(&set); |
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115 |
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116 |
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117 size = sizeof(master_process); |
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118 |
452 | 119 for (i = 0; i < ngx_argc; i++) { |
120 size += ngx_strlen(ngx_argv[i]) + 1; | |
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121 } |
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122 |
2049 | 123 title = ngx_pnalloc(cycle->pool, size); |
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124 |
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125 p = ngx_cpymem(title, master_process, sizeof(master_process) - 1); |
452 | 126 for (i = 0; i < ngx_argc; i++) { |
326
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127 *p++ = ' '; |
452 | 128 p = ngx_cpystrn(p, (u_char *) ngx_argv[i], size); |
326
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129 } |
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130 |
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131 ngx_setproctitle(title); |
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132 |
317
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133 |
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134 ccf = (ngx_core_conf_t *) ngx_get_conf(cycle->conf_ctx, ngx_core_module); |
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135 |
318
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136 ngx_start_worker_processes(cycle, ccf->worker_processes, |
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137 NGX_PROCESS_RESPAWN); |
3018 | 138 ngx_start_cache_manager_processes(cycle, 0); |
317
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139 |
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140 ngx_new_binary = 0; |
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141 delay = 0; |
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142 live = 1; |
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143 |
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144 for ( ;; ) { |
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145 if (delay) { |
3048
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twice termination delay only after SIGALRM, otherwise many separate SIGCHLD
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146 if (ngx_sigalrm) { |
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147 delay *= 2; |
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148 ngx_sigalrm = 0; |
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149 } |
317
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150 |
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151 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, cycle->log, 0, |
3046 | 152 "termination cycle: %d", delay); |
317
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153 |
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154 itv.it_interval.tv_sec = 0; |
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155 itv.it_interval.tv_usec = 0; |
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156 itv.it_value.tv_sec = delay / 1000; |
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157 itv.it_value.tv_usec = (delay % 1000 ) * 1000; |
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158 |
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159 if (setitimer(ITIMER_REAL, &itv, NULL) == -1) { |
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160 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, |
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161 "setitimer() failed"); |
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162 } |
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163 } |
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164 |
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165 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, cycle->log, 0, "sigsuspend"); |
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166 |
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167 sigsuspend(&set); |
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168 |
563 | 169 ngx_time_update(0, 0); |
317
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170 |
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171 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, cycle->log, 0, "wake up"); |
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172 |
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173 if (ngx_reap) { |
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174 ngx_reap = 0; |
1565 | 175 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, cycle->log, 0, "reap children"); |
317
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176 |
1565 | 177 live = ngx_reap_children(cycle); |
317
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178 } |
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179 |
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180 if (!live && (ngx_terminate || ngx_quit)) { |
573 | 181 ngx_master_process_exit(cycle); |
317
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182 } |
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183 |
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184 if (ngx_terminate) { |
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185 if (delay == 0) { |
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186 delay = 50; |
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187 } |
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188 |
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189 if (delay > 1000) { |
318
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190 ngx_signal_worker_processes(cycle, SIGKILL); |
317
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191 } else { |
318
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192 ngx_signal_worker_processes(cycle, |
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193 ngx_signal_value(NGX_TERMINATE_SIGNAL)); |
317
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|
194 } |
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195 |
318
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196 continue; |
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197 } |
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198 |
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199 if (ngx_quit) { |
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200 ngx_signal_worker_processes(cycle, |
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201 ngx_signal_value(NGX_SHUTDOWN_SIGNAL)); |
531 | 202 |
203 ls = cycle->listening.elts; | |
204 for (n = 0; n < cycle->listening.nelts; n++) { | |
205 if (ngx_close_socket(ls[n].fd) == -1) { | |
206 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_socket_errno, | |
207 ngx_close_socket_n " %V failed", | |
208 &ls[n].addr_text); | |
209 } | |
210 } | |
211 cycle->listening.nelts = 0; | |
212 | |
318
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213 continue; |
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|
214 } |
317
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215 |
318
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|
216 if (ngx_reconfigure) { |
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|
217 ngx_reconfigure = 0; |
329
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327
diff
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|
218 |
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|
219 if (ngx_new_binary) { |
9a0ffa21f193
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|
220 ngx_start_worker_processes(cycle, ccf->worker_processes, |
449
3b1e8c9df9ad
nginx-0.1.0-2004-10-04-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
448
diff
changeset
|
221 NGX_PROCESS_RESPAWN); |
3018 | 222 ngx_start_cache_manager_processes(cycle, 0); |
449
3b1e8c9df9ad
nginx-0.1.0-2004-10-04-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
448
diff
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|
223 ngx_noaccepting = 0; |
3b1e8c9df9ad
nginx-0.1.0-2004-10-04-00:02:06 import
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parents:
448
diff
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|
224 |
329
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nginx-0.0.3-2004-04-29-00:21:54 import
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parents:
327
diff
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|
225 continue; |
9a0ffa21f193
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327
diff
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|
226 } |
9a0ffa21f193
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|
227 |
477 | 228 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "reconfiguring"); |
317
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|
229 |
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|
230 cycle = ngx_init_cycle(cycle); |
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|
231 if (cycle == NULL) { |
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|
232 cycle = (ngx_cycle_t *) ngx_cycle; |
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|
233 continue; |
1308b98496a2
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diff
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|
234 } |
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|
235 |
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|
236 ngx_cycle = cycle; |
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|
237 ccf = (ngx_core_conf_t *) ngx_get_conf(cycle->conf_ctx, |
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diff
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|
238 ngx_core_module); |
318
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317
diff
changeset
|
239 ngx_start_worker_processes(cycle, ccf->worker_processes, |
56496082668b
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parents:
317
diff
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|
240 NGX_PROCESS_JUST_RESPAWN); |
3018 | 241 ngx_start_cache_manager_processes(cycle, 1); |
318
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diff
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|
242 live = 1; |
56496082668b
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317
diff
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|
243 ngx_signal_worker_processes(cycle, |
56496082668b
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parents:
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diff
changeset
|
244 ngx_signal_value(NGX_SHUTDOWN_SIGNAL)); |
317
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245 } |
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246 |
318
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247 if (ngx_restart) { |
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248 ngx_restart = 0; |
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249 ngx_start_worker_processes(cycle, ccf->worker_processes, |
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250 NGX_PROCESS_RESPAWN); |
3018 | 251 ngx_start_cache_manager_processes(cycle, 0); |
278
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252 live = 1; |
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253 } |
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254 |
318
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255 if (ngx_reopen) { |
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256 ngx_reopen = 0; |
477 | 257 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "reopening logs"); |
318
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258 ngx_reopen_files(cycle, ccf->user); |
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259 ngx_signal_worker_processes(cycle, |
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260 ngx_signal_value(NGX_REOPEN_SIGNAL)); |
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261 } |
278
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262 |
318
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263 if (ngx_change_binary) { |
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264 ngx_change_binary = 0; |
477 | 265 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "changing binary"); |
452 | 266 ngx_new_binary = ngx_exec_new_binary(cycle, ngx_argv); |
318
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267 } |
317
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268 |
318
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269 if (ngx_noaccept) { |
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270 ngx_noaccept = 0; |
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271 ngx_noaccepting = 1; |
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272 ngx_signal_worker_processes(cycle, |
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273 ngx_signal_value(NGX_SHUTDOWN_SIGNAL)); |
278
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274 } |
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275 } |
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276 } |
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277 |
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278 |
501 | 279 void |
280 ngx_single_process_cycle(ngx_cycle_t *cycle) | |
318
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281 { |
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282 ngx_uint_t i; |
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283 |
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284 for (i = 0; ngx_modules[i]; i++) { |
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285 if (ngx_modules[i]->init_process) { |
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286 if (ngx_modules[i]->init_process(cycle) == NGX_ERROR) { |
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287 /* fatal */ |
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288 exit(2); |
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289 } |
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290 } |
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291 } |
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292 |
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293 for ( ;; ) { |
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294 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, cycle->log, 0, "worker cycle"); |
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295 |
563 | 296 ngx_process_events_and_timers(cycle); |
318
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297 |
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298 if (ngx_terminate || ngx_quit) { |
571 | 299 |
300 for (i = 0; ngx_modules[i]; i++) { | |
301 if (ngx_modules[i]->exit_process) { | |
302 ngx_modules[i]->exit_process(cycle); | |
303 } | |
304 } | |
305 | |
573 | 306 ngx_master_process_exit(cycle); |
318
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307 } |
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308 |
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309 if (ngx_reconfigure) { |
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310 ngx_reconfigure = 0; |
477 | 311 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "reconfiguring"); |
318
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312 |
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313 cycle = ngx_init_cycle(cycle); |
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314 if (cycle == NULL) { |
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315 cycle = (ngx_cycle_t *) ngx_cycle; |
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316 continue; |
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317 } |
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318 |
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319 ngx_cycle = cycle; |
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320 } |
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321 |
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322 if (ngx_reopen) { |
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323 ngx_reopen = 0; |
477 | 324 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "reopening logs"); |
318
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325 ngx_reopen_files(cycle, (ngx_uid_t) -1); |
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326 } |
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327 } |
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328 } |
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329 |
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330 |
501 | 331 static void |
332 ngx_start_worker_processes(ngx_cycle_t *cycle, ngx_int_t n, ngx_int_t type) | |
317
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333 { |
3018 | 334 ngx_int_t i; |
557 | 335 ngx_channel_t ch; |
317
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336 |
477 | 337 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "start worker processes"); |
317
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338 |
360
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339 ch.command = NGX_CMD_OPEN_CHANNEL; |
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340 |
577 | 341 for (i = 0; i < n; i++) { |
342 | |
343 cpu_affinity = ngx_get_cpu_affinity(i); | |
344 | |
317
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345 ngx_spawn_process(cycle, ngx_worker_process_cycle, NULL, |
318
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346 "worker process", type); |
360
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347 |
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348 ch.pid = ngx_processes[ngx_process_slot].pid; |
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349 ch.slot = ngx_process_slot; |
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350 ch.fd = ngx_processes[ngx_process_slot].channel[0]; |
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351 |
3018 | 352 ngx_pass_open_channel(cycle, &ch); |
317
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353 } |
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354 } |
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355 |
360
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356 |
501 | 357 static void |
3018 | 358 ngx_start_cache_manager_processes(ngx_cycle_t *cycle, ngx_uint_t respawn) |
467 | 359 { |
3018 | 360 ngx_uint_t i, manager, loader; |
2592
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361 ngx_path_t **path; |
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362 ngx_channel_t ch; |
467 | 363 |
3018 | 364 manager = 0; |
365 loader = 0; | |
366 | |
2592
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367 path = ngx_cycle->pathes.elts; |
3018 | 368 for (i = 0; i < ngx_cycle->pathes.nelts; i++) { |
369 | |
370 if (path[i]->manager) { | |
371 manager = 1; | |
372 } | |
373 | |
374 if (path[i]->loader) { | |
375 loader = 1; | |
2592
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376 } |
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a prelimiary proxy cache support
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|
377 } |
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|
378 |
3018 | 379 if (manager == 0) { |
380 return; | |
381 } | |
2592
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382 |
3018 | 383 ngx_spawn_process(cycle, ngx_cache_manager_process_cycle, |
384 &ngx_cache_manager_ctx, "cache manager process", | |
385 respawn ? NGX_PROCESS_JUST_RESPAWN : NGX_PROCESS_RESPAWN); | |
467 | 386 |
387 ch.command = NGX_CMD_OPEN_CHANNEL; | |
388 ch.pid = ngx_processes[ngx_process_slot].pid; | |
389 ch.slot = ngx_process_slot; | |
390 ch.fd = ngx_processes[ngx_process_slot].channel[0]; | |
391 | |
3018 | 392 ngx_pass_open_channel(cycle, &ch); |
393 | |
394 if (loader == 0) { | |
395 return; | |
396 } | |
397 | |
398 ngx_spawn_process(cycle, ngx_cache_manager_process_cycle, | |
399 &ngx_cache_loader_ctx, "cache loader process", | |
400 respawn ? NGX_PROCESS_JUST_SPAWN : NGX_PROCESS_NORESPAWN); | |
401 | |
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 | |
407 ngx_pass_open_channel(cycle, &ch); | |
408 } | |
409 | |
410 | |
411 static void | |
412 ngx_pass_open_channel(ngx_cycle_t *cycle, ngx_channel_t *ch) | |
413 { | |
414 ngx_int_t i; | |
415 | |
467 | 416 for (i = 0; i < ngx_last_process; i++) { |
417 | |
418 if (i == ngx_process_slot | |
419 || ngx_processes[i].pid == -1 | |
420 || ngx_processes[i].channel[0] == -1) | |
421 { | |
422 continue; | |
423 } | |
424 | |
425 ngx_log_debug6(NGX_LOG_DEBUG_CORE, cycle->log, 0, | |
426 "pass channel s:%d pid:%P fd:%d to s:%i pid:%P fd:%d", | |
3018 | 427 ch->slot, ch->pid, ch->fd, |
467 | 428 i, ngx_processes[i].pid, |
429 ngx_processes[i].channel[0]); | |
430 | |
431 /* TODO: NGX_AGAIN */ | |
432 | |
433 ngx_write_channel(ngx_processes[i].channel[0], | |
3018 | 434 ch, sizeof(ngx_channel_t), cycle->log); |
467 | 435 } |
436 } | |
437 | |
438 | |
501 | 439 static void |
440 ngx_signal_worker_processes(ngx_cycle_t *cycle, int signo) | |
318
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317
diff
changeset
|
441 { |
354
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parents:
345
diff
changeset
|
442 ngx_int_t i; |
eaf1f651cf86
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parents:
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diff
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|
443 ngx_err_t err; |
eaf1f651cf86
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parents:
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diff
changeset
|
444 ngx_channel_t ch; |
eaf1f651cf86
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parents:
345
diff
changeset
|
445 |
1581
81774dc3db28
Cygwin can not pass SCM_RIGHTS via unix socket, use signals
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parents:
1578
diff
changeset
|
446 #if (NGX_BROKEN_SCM_RIGHTS) |
81774dc3db28
Cygwin can not pass SCM_RIGHTS via unix socket, use signals
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parents:
1578
diff
changeset
|
447 |
81774dc3db28
Cygwin can not pass SCM_RIGHTS via unix socket, use signals
Igor Sysoev <igor@sysoev.ru>
parents:
1578
diff
changeset
|
448 ch.command = 0; |
81774dc3db28
Cygwin can not pass SCM_RIGHTS via unix socket, use signals
Igor Sysoev <igor@sysoev.ru>
parents:
1578
diff
changeset
|
449 |
81774dc3db28
Cygwin can not pass SCM_RIGHTS via unix socket, use signals
Igor Sysoev <igor@sysoev.ru>
parents:
1578
diff
changeset
|
450 #else |
81774dc3db28
Cygwin can not pass SCM_RIGHTS via unix socket, use signals
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parents:
1578
diff
changeset
|
451 |
354
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
452 switch (signo) { |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
453 |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
454 case ngx_signal_value(NGX_SHUTDOWN_SIGNAL): |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
455 ch.command = NGX_CMD_QUIT; |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
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parents:
345
diff
changeset
|
456 break; |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
457 |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
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parents:
345
diff
changeset
|
458 case ngx_signal_value(NGX_TERMINATE_SIGNAL): |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
459 ch.command = NGX_CMD_TERMINATE; |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
460 break; |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
461 |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
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parents:
345
diff
changeset
|
462 case ngx_signal_value(NGX_REOPEN_SIGNAL): |
eaf1f651cf86
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Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
463 ch.command = NGX_CMD_REOPEN; |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
464 break; |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
465 |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
466 default: |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
467 ch.command = 0; |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
468 } |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
469 |
1581
81774dc3db28
Cygwin can not pass SCM_RIGHTS via unix socket, use signals
Igor Sysoev <igor@sysoev.ru>
parents:
1578
diff
changeset
|
470 #endif |
81774dc3db28
Cygwin can not pass SCM_RIGHTS via unix socket, use signals
Igor Sysoev <igor@sysoev.ru>
parents:
1578
diff
changeset
|
471 |
354
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
472 ch.fd = -1; |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
473 |
318
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
474 |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
475 for (i = 0; i < ngx_last_process; i++) { |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
476 |
449
3b1e8c9df9ad
nginx-0.1.0-2004-10-04-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
448
diff
changeset
|
477 ngx_log_debug7(NGX_LOG_DEBUG_EVENT, cycle->log, 0, |
461 | 478 "child: %d %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
|
479 i, |
3b1e8c9df9ad
nginx-0.1.0-2004-10-04-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
448
diff
changeset
|
480 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
|
481 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
|
482 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
|
483 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
|
484 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
|
485 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
|
486 |
389
537de4dca8ca
nginx-0.0.7-2004-07-13-21:59:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
382
diff
changeset
|
487 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
|
488 continue; |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
489 } |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
490 |
3016
d82993af1da0
introduce NGX_PROCESS_JUST_SPAWN and change field name accordingly
Igor Sysoev <igor@sysoev.ru>
parents:
2616
diff
changeset
|
491 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
|
492 ngx_processes[i].just_spawn = 0; |
318
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
493 continue; |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
494 } |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
495 |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
496 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
|
497 && 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
|
498 { |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
499 continue; |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
500 } |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
501 |
354
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
502 if (ch.command) { |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
503 if (ngx_write_channel(ngx_processes[i].channel[0], |
1132 | 504 &ch, sizeof(ngx_channel_t), cycle->log) |
505 == NGX_OK) | |
354
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
506 { |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
507 if (signo != ngx_signal_value(NGX_REOPEN_SIGNAL)) { |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
508 ngx_processes[i].exiting = 1; |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
509 } |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
510 |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
511 continue; |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
512 } |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
513 } |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
514 |
318
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
515 ngx_log_debug2(NGX_LOG_DEBUG_CORE, cycle->log, 0, |
461 | 516 "kill (%P, %d)" , ngx_processes[i].pid, signo); |
318
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
517 |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
518 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
|
519 err = ngx_errno; |
ab2f8c9a2a45
nginx-0.0.3-2004-04-20-11:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
318
diff
changeset
|
520 ngx_log_error(NGX_LOG_ALERT, cycle->log, err, |
3047 | 521 "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
|
522 |
ab2f8c9a2a45
nginx-0.0.3-2004-04-20-11:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
318
diff
changeset
|
523 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
|
524 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
|
525 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
|
526 ngx_reap = 1; |
ab2f8c9a2a45
nginx-0.0.3-2004-04-20-11:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
318
diff
changeset
|
527 } |
ab2f8c9a2a45
nginx-0.0.3-2004-04-20-11:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
318
diff
changeset
|
528 |
318
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
529 continue; |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
530 } |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
531 |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
532 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
|
533 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
|
534 } |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
535 } |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
536 } |
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
537 |
317
1308b98496a2
nginx-0.0.3-2004-04-15-19:34:36 import
Igor Sysoev <igor@sysoev.ru>
parents:
315
diff
changeset
|
538 |
501 | 539 static ngx_uint_t |
1565 | 540 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
|
541 { |
543 | 542 ngx_int_t i, n; |
543 ngx_uint_t live; | |
544 ngx_channel_t ch; | |
545 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
|
546 |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
547 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
|
548 ch.fd = -1; |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
549 |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
550 live = 0; |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
551 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
|
552 |
389
537de4dca8ca
nginx-0.0.7-2004-07-13-21:59:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
382
diff
changeset
|
553 ngx_log_debug7(NGX_LOG_DEBUG_EVENT, cycle->log, 0, |
461 | 554 "child: %d %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
|
555 i, |
365
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
556 ngx_processes[i].pid, |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
557 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
|
558 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
|
559 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
|
560 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
|
561 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
|
562 |
389
537de4dca8ca
nginx-0.0.7-2004-07-13-21:59:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
382
diff
changeset
|
563 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
|
564 continue; |
537de4dca8ca
nginx-0.0.7-2004-07-13-21:59:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
382
diff
changeset
|
565 } |
537de4dca8ca
nginx-0.0.7-2004-07-13-21:59:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
382
diff
changeset
|
566 |
365
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
567 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
|
568 |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
569 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
|
570 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
|
571 |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
572 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
|
573 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
|
574 |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
575 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
|
576 ch.slot = i; |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
577 |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
578 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
|
579 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
|
580 || 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
|
581 || 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
|
582 { |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
583 continue; |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
584 } |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
585 |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
586 ngx_log_debug3(NGX_LOG_DEBUG_CORE, cycle->log, 0, |
461 | 587 "pass close channel s:%i pid:%P to:%P", |
588 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
|
589 |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
590 /* TODO: NGX_AGAIN */ |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
591 |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
592 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
|
593 &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
|
594 } |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
595 } |
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 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
|
598 && !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
|
599 && !ngx_terminate |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
600 && !ngx_quit) |
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 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
|
603 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
|
604 ngx_processes[i].name, i) |
543 | 605 == 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
|
606 { |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
607 ngx_log_error(NGX_LOG_ALERT, cycle->log, 0, |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
608 "can not respawn %s", ngx_processes[i].name); |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
609 continue; |
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 |
473 | 612 |
613 ch.command = NGX_CMD_OPEN_CHANNEL; | |
614 ch.pid = ngx_processes[ngx_process_slot].pid; | |
615 ch.slot = ngx_process_slot; | |
616 ch.fd = ngx_processes[ngx_process_slot].channel[0]; | |
617 | |
3018 | 618 ngx_pass_open_channel(cycle, &ch); |
473 | 619 |
365
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
620 live = 1; |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
621 |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
622 continue; |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
623 } |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
624 |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
625 if (ngx_processes[i].pid == ngx_new_binary) { |
543 | 626 |
627 ccf = (ngx_core_conf_t *) ngx_get_conf(cycle->conf_ctx, | |
628 ngx_core_module); | |
629 | |
630 if (ngx_rename_file((char *) ccf->oldpid.data, | |
631 (char *) ccf->pid.data) | |
632 != NGX_OK) | |
633 { | |
634 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
635 ngx_rename_file_n " %s back to %s failed " | |
636 "after the new binary process \"%s\" exited", | |
637 ccf->oldpid.data, ccf->pid.data, ngx_argv[0]); | |
638 } | |
639 | |
365
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
640 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
|
641 if (ngx_noaccepting) { |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
642 ngx_restart = 1; |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
643 ngx_noaccepting = 0; |
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 } |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
646 |
389
537de4dca8ca
nginx-0.0.7-2004-07-13-21:59:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
382
diff
changeset
|
647 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
|
648 ngx_last_process--; |
537de4dca8ca
nginx-0.0.7-2004-07-13-21:59:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
382
diff
changeset
|
649 |
537de4dca8ca
nginx-0.0.7-2004-07-13-21:59:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
382
diff
changeset
|
650 } else { |
537de4dca8ca
nginx-0.0.7-2004-07-13-21:59:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
382
diff
changeset
|
651 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
|
652 } |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
653 |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
654 } 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
|
655 live = 1; |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
656 } |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
657 } |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
658 |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
659 return live; |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
660 } |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
661 |
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
662 |
501 | 663 static void |
573 | 664 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
|
665 { |
571 | 666 ngx_uint_t i; |
667 | |
310
a9a9af2c7370
nginx-0.0.3-2004-04-12-10:10:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
309
diff
changeset
|
668 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
|
669 |
477 | 670 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
|
671 |
571 | 672 for (i = 0; ngx_modules[i]; i++) { |
673 if (ngx_modules[i]->exit_master) { | |
674 ngx_modules[i]->exit_master(cycle); | |
675 } | |
676 } | |
677 | |
505 | 678 /* |
1437
e498f4cb1663
destroy ngx_cycle->pool on exit
Igor Sysoev <igor@sysoev.ru>
parents:
1404
diff
changeset
|
679 * 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
|
680 * 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
|
681 * 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
|
682 * ngx_cycle->pool is already destroyed. |
505 | 683 */ |
684 | |
1437
e498f4cb1663
destroy ngx_cycle->pool on exit
Igor Sysoev <igor@sysoev.ru>
parents:
1404
diff
changeset
|
685 ngx_exit_log_file.fd = ngx_cycle->log->file->fd; |
e498f4cb1663
destroy ngx_cycle->pool on exit
Igor Sysoev <igor@sysoev.ru>
parents:
1404
diff
changeset
|
686 |
e498f4cb1663
destroy ngx_cycle->pool on exit
Igor Sysoev <igor@sysoev.ru>
parents:
1404
diff
changeset
|
687 ngx_exit_log = *ngx_cycle->log; |
e498f4cb1663
destroy ngx_cycle->pool on exit
Igor Sysoev <igor@sysoev.ru>
parents:
1404
diff
changeset
|
688 ngx_exit_log.file = &ngx_exit_log_file; |
e498f4cb1663
destroy ngx_cycle->pool on exit
Igor Sysoev <igor@sysoev.ru>
parents:
1404
diff
changeset
|
689 |
e498f4cb1663
destroy ngx_cycle->pool on exit
Igor Sysoev <igor@sysoev.ru>
parents:
1404
diff
changeset
|
690 ngx_exit_cycle.log = &ngx_exit_log; |
e498f4cb1663
destroy ngx_cycle->pool on exit
Igor Sysoev <igor@sysoev.ru>
parents:
1404
diff
changeset
|
691 ngx_cycle = &ngx_exit_cycle; |
e498f4cb1663
destroy ngx_cycle->pool on exit
Igor Sysoev <igor@sysoev.ru>
parents:
1404
diff
changeset
|
692 |
322
ab2f8c9a2a45
nginx-0.0.3-2004-04-20-11:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
318
diff
changeset
|
693 ngx_destroy_pool(cycle->pool); |
ab2f8c9a2a45
nginx-0.0.3-2004-04-20-11:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
318
diff
changeset
|
694 |
278
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
695 exit(0); |
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
696 } |
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
697 |
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
698 |
501 | 699 static void |
700 ngx_worker_process_cycle(ngx_cycle_t *cycle, void *data) | |
278
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
701 { |
1135
03f1133f24e8
close keep-alive connections in the shuting down processes
Igor Sysoev <igor@sysoev.ru>
parents:
1134
diff
changeset
|
702 ngx_uint_t i; |
03f1133f24e8
close keep-alive connections in the shuting down processes
Igor Sysoev <igor@sysoev.ru>
parents:
1134
diff
changeset
|
703 ngx_connection_t *c; |
469 | 704 |
473 | 705 ngx_worker_process_init(cycle, 1); |
354
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
706 |
278
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
707 ngx_setproctitle("worker process"); |
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
708 |
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
709 #if (NGX_THREADS) |
1704
e584e946e198
move condition declarations inside blocks where they are used
Igor Sysoev <igor@sysoev.ru>
parents:
1581
diff
changeset
|
710 { |
e584e946e198
move condition declarations inside blocks where they are used
Igor Sysoev <igor@sysoev.ru>
parents:
1581
diff
changeset
|
711 ngx_int_t n; |
e584e946e198
move condition declarations inside blocks where they are used
Igor Sysoev <igor@sysoev.ru>
parents:
1581
diff
changeset
|
712 ngx_err_t err; |
e584e946e198
move condition declarations inside blocks where they are used
Igor Sysoev <igor@sysoev.ru>
parents:
1581
diff
changeset
|
713 ngx_core_conf_t *ccf; |
278
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
714 |
469 | 715 ccf = (ngx_core_conf_t *) ngx_get_conf(cycle->conf_ctx, ngx_core_module); |
716 | |
376
d0451e402e27
nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
375
diff
changeset
|
717 if (ngx_threads_n) { |
1133 | 718 if (ngx_init_threads(ngx_threads_n, ccf->thread_stack_size, cycle) |
719 == NGX_ERROR) | |
278
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
720 { |
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
721 /* fatal */ |
279
b79f021a644a
nginx-0.0.2-2004-03-04-19:34:23 import
Igor Sysoev <igor@sysoev.ru>
parents:
278
diff
changeset
|
722 exit(2); |
278
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
723 } |
376
d0451e402e27
nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
375
diff
changeset
|
724 |
381
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
725 err = ngx_thread_key_create(&ngx_core_tls_key); |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
726 if (err != 0) { |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
727 ngx_log_error(NGX_LOG_ALERT, cycle->log, err, |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
728 ngx_thread_key_create_n " failed"); |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
729 /* fatal */ |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
730 exit(2); |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
731 } |
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
732 |
376
d0451e402e27
nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
375
diff
changeset
|
733 for (n = 0; n < ngx_threads_n; n++) { |
d0451e402e27
nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
375
diff
changeset
|
734 |
501 | 735 ngx_threads[n].cv = ngx_cond_init(cycle->log); |
736 | |
737 if (ngx_threads[n].cv == NULL) { | |
376
d0451e402e27
nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
375
diff
changeset
|
738 /* fatal */ |
d0451e402e27
nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
375
diff
changeset
|
739 exit(2); |
d0451e402e27
nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
375
diff
changeset
|
740 } |
d0451e402e27
nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
375
diff
changeset
|
741 |
d0451e402e27
nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
375
diff
changeset
|
742 if (ngx_create_thread((ngx_tid_t *) &ngx_threads[n].tid, |
d0451e402e27
nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
375
diff
changeset
|
743 ngx_worker_thread_cycle, |
1133 | 744 (void *) &ngx_threads[n], cycle->log) |
745 != 0) | |
376
d0451e402e27
nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
375
diff
changeset
|
746 { |
d0451e402e27
nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
375
diff
changeset
|
747 /* fatal */ |
d0451e402e27
nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
375
diff
changeset
|
748 exit(2); |
d0451e402e27
nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
375
diff
changeset
|
749 } |
d0451e402e27
nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
375
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 } |
1704
e584e946e198
move condition declarations inside blocks where they are used
Igor Sysoev <igor@sysoev.ru>
parents:
1581
diff
changeset
|
752 } |
278
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
753 #endif |
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 for ( ;; ) { |
1135
03f1133f24e8
close keep-alive connections in the shuting down processes
Igor Sysoev <igor@sysoev.ru>
parents:
1134
diff
changeset
|
756 |
03f1133f24e8
close keep-alive connections in the shuting down processes
Igor Sysoev <igor@sysoev.ru>
parents:
1134
diff
changeset
|
757 if (ngx_exiting) { |
03f1133f24e8
close keep-alive connections in the shuting down processes
Igor Sysoev <igor@sysoev.ru>
parents:
1134
diff
changeset
|
758 |
03f1133f24e8
close keep-alive connections in the shuting down processes
Igor Sysoev <igor@sysoev.ru>
parents:
1134
diff
changeset
|
759 c = cycle->connections; |
03f1133f24e8
close keep-alive connections in the shuting down processes
Igor Sysoev <igor@sysoev.ru>
parents:
1134
diff
changeset
|
760 |
03f1133f24e8
close keep-alive connections in the shuting down processes
Igor Sysoev <igor@sysoev.ru>
parents:
1134
diff
changeset
|
761 for (i = 0; i < cycle->connection_n; i++) { |
03f1133f24e8
close keep-alive connections in the shuting down processes
Igor Sysoev <igor@sysoev.ru>
parents:
1134
diff
changeset
|
762 |
03f1133f24e8
close keep-alive connections in the shuting down processes
Igor Sysoev <igor@sysoev.ru>
parents:
1134
diff
changeset
|
763 /* THREAD: lock */ |
376
d0451e402e27
nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
375
diff
changeset
|
764 |
1135
03f1133f24e8
close keep-alive connections in the shuting down processes
Igor Sysoev <igor@sysoev.ru>
parents:
1134
diff
changeset
|
765 if (c[i].fd != -1 && c[i].idle) { |
03f1133f24e8
close keep-alive connections in the shuting down processes
Igor Sysoev <igor@sysoev.ru>
parents:
1134
diff
changeset
|
766 c[i].close = 1; |
03f1133f24e8
close keep-alive connections in the shuting down processes
Igor Sysoev <igor@sysoev.ru>
parents:
1134
diff
changeset
|
767 c[i].read->handler(c[i].read); |
03f1133f24e8
close keep-alive connections in the shuting down processes
Igor Sysoev <igor@sysoev.ru>
parents:
1134
diff
changeset
|
768 } |
03f1133f24e8
close keep-alive connections in the shuting down processes
Igor Sysoev <igor@sysoev.ru>
parents:
1134
diff
changeset
|
769 } |
03f1133f24e8
close keep-alive connections in the shuting down processes
Igor Sysoev <igor@sysoev.ru>
parents:
1134
diff
changeset
|
770 |
03f1133f24e8
close keep-alive connections in the shuting down processes
Igor Sysoev <igor@sysoev.ru>
parents:
1134
diff
changeset
|
771 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
|
772 { |
03f1133f24e8
close keep-alive connections in the shuting down processes
Igor Sysoev <igor@sysoev.ru>
parents:
1134
diff
changeset
|
773 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
|
774 |
03f1133f24e8
close keep-alive connections in the shuting down processes
Igor Sysoev <igor@sysoev.ru>
parents:
1134
diff
changeset
|
775 ngx_worker_process_exit(cycle); |
03f1133f24e8
close keep-alive connections in the shuting down processes
Igor Sysoev <igor@sysoev.ru>
parents:
1134
diff
changeset
|
776 } |
322
ab2f8c9a2a45
nginx-0.0.3-2004-04-20-11:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
318
diff
changeset
|
777 } |
ab2f8c9a2a45
nginx-0.0.3-2004-04-20-11:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
318
diff
changeset
|
778 |
278
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
779 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
|
780 |
563 | 781 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
|
782 |
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
783 if (ngx_terminate) { |
477 | 784 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
|
785 |
573 | 786 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
|
787 } |
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
788 |
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
789 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
|
790 ngx_quit = 0; |
477 | 791 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
|
792 "gracefully shutting down"); |
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
793 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
|
794 |
326
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
323
diff
changeset
|
795 if (!ngx_exiting) { |
322
ab2f8c9a2a45
nginx-0.0.3-2004-04-20-11:00:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
318
diff
changeset
|
796 ngx_close_listening_sockets(cycle); |
326
8733703a37f3
nginx-0.0.3-2004-04-26-00:13:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
323
diff
changeset
|
797 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
|
798 } |
278
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
799 } |
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
800 |
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
801 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
|
802 ngx_reopen = 0; |
477 | 803 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
|
804 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
|
805 } |
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
806 } |
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
807 } |
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
808 |
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
809 |
501 | 810 static void |
811 ngx_worker_process_init(ngx_cycle_t *cycle, ngx_uint_t priority) | |
467 | 812 { |
1069 | 813 sigset_t set; |
814 ngx_int_t n; | |
815 ngx_uint_t i; | |
816 struct rlimit rlmt; | |
817 ngx_core_conf_t *ccf; | |
818 ngx_listening_t *ls; | |
467 | 819 |
820 ngx_process = NGX_PROCESS_WORKER; | |
821 | |
1069 | 822 if (ngx_set_environment(cycle, NULL) == NULL) { |
823 /* fatal */ | |
824 exit(2); | |
825 } | |
826 | |
467 | 827 ccf = (ngx_core_conf_t *) ngx_get_conf(cycle->conf_ctx, ngx_core_module); |
828 | |
1404
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829 if (priority && ccf->priority != 0) { |
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830 if (setpriority(PRIO_PROCESS, 0, ccf->priority) == -1) { |
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831 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, |
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832 "setpriority(%d) failed", ccf->priority); |
473 | 833 } |
1404
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834 } |
473 | 835 |
1404
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836 if (ccf->rlimit_nofile != NGX_CONF_UNSET) { |
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837 rlmt.rlim_cur = (rlim_t) ccf->rlimit_nofile; |
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838 rlmt.rlim_max = (rlim_t) ccf->rlimit_nofile; |
543 | 839 |
1404
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840 if (setrlimit(RLIMIT_NOFILE, &rlmt) == -1) { |
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841 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, |
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842 "setrlimit(RLIMIT_NOFILE, %i) failed", |
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843 ccf->rlimit_nofile); |
543 | 844 } |
1404
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845 } |
543 | 846 |
1404
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847 if (ccf->rlimit_core != NGX_CONF_UNSET_SIZE) { |
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848 rlmt.rlim_cur = (rlim_t) ccf->rlimit_core; |
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849 rlmt.rlim_max = (rlim_t) ccf->rlimit_core; |
589 | 850 |
1404
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851 if (setrlimit(RLIMIT_CORE, &rlmt) == -1) { |
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852 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, |
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853 "setrlimit(RLIMIT_CORE, %i) failed", |
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854 ccf->rlimit_core); |
589 | 855 } |
1404
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856 } |
589 | 857 |
543 | 858 #ifdef RLIMIT_SIGPENDING |
1404
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859 if (ccf->rlimit_sigpending != NGX_CONF_UNSET) { |
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860 rlmt.rlim_cur = (rlim_t) ccf->rlimit_sigpending; |
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861 rlmt.rlim_max = (rlim_t) ccf->rlimit_sigpending; |
543 | 862 |
1404
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863 if (setrlimit(RLIMIT_SIGPENDING, &rlmt) == -1) { |
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864 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, |
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865 "setrlimit(RLIMIT_SIGPENDING, %i) failed", |
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866 ccf->rlimit_sigpending); |
543 | 867 } |
1404
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868 } |
543 | 869 #endif |
870 | |
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871 if (geteuid() == 0) { |
467 | 872 if (setgid(ccf->group) == -1) { |
873 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno, | |
874 "setgid(%d) failed", ccf->group); | |
875 /* fatal */ | |
876 exit(2); | |
877 } | |
878 | |
473 | 879 if (initgroups(ccf->username, ccf->group) == -1) { |
880 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno, | |
881 "initgroups(%s, %d) failed", | |
882 ccf->username, ccf->group); | |
883 } | |
884 | |
467 | 885 if (setuid(ccf->user) == -1) { |
886 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno, | |
887 "setuid(%d) failed", ccf->user); | |
888 /* fatal */ | |
889 exit(2); | |
890 } | |
891 } | |
892 | |
577 | 893 #if (NGX_HAVE_SCHED_SETAFFINITY) |
894 | |
895 if (cpu_affinity) { | |
896 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, | |
897 "sched_setaffinity(0x%08Xl)", cpu_affinity); | |
898 | |
899 if (sched_setaffinity(0, 32, (cpu_set_t *) &cpu_affinity) == -1) { | |
900 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
901 "sched_setaffinity(0x%08Xl) failed", cpu_affinity); | |
902 } | |
903 } | |
904 | |
905 #endif | |
906 | |
467 | 907 #if (NGX_HAVE_PR_SET_DUMPABLE) |
908 | |
909 /* allow coredump after setuid() in Linux 2.4.x */ | |
910 | |
911 if (prctl(PR_SET_DUMPABLE, 1, 0, 0, 0) == -1) { | |
912 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
913 "prctl(PR_SET_DUMPABLE) failed"); | |
914 } | |
915 | |
916 #endif | |
917 | |
521 | 918 if (ccf->working_directory.len) { |
523 | 919 if (chdir((char *) ccf->working_directory.data) == -1) { |
521 | 920 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, |
921 "chdir(\"%s\") failed", ccf->working_directory.data); | |
922 /* fatal */ | |
923 exit(2); | |
924 } | |
925 } | |
926 | |
467 | 927 sigemptyset(&set); |
928 | |
929 if (sigprocmask(SIG_SETMASK, &set, NULL) == -1) { | |
930 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
931 "sigprocmask() failed"); | |
932 } | |
933 | |
934 /* | |
935 * disable deleting previous events for the listening sockets because | |
936 * in the worker processes there are no events at all at this point | |
577 | 937 */ |
467 | 938 ls = cycle->listening.elts; |
939 for (i = 0; i < cycle->listening.nelts; i++) { | |
543 | 940 ls[i].previous = NULL; |
467 | 941 } |
942 | |
943 for (i = 0; ngx_modules[i]; i++) { | |
944 if (ngx_modules[i]->init_process) { | |
945 if (ngx_modules[i]->init_process(cycle) == NGX_ERROR) { | |
946 /* fatal */ | |
947 exit(2); | |
948 } | |
949 } | |
950 } | |
951 | |
952 for (n = 0; n < ngx_last_process; n++) { | |
953 | |
954 if (ngx_processes[n].pid == -1) { | |
955 continue; | |
956 } | |
957 | |
958 if (n == ngx_process_slot) { | |
959 continue; | |
960 } | |
961 | |
962 if (ngx_processes[n].channel[1] == -1) { | |
963 continue; | |
964 } | |
965 | |
966 if (close(ngx_processes[n].channel[1]) == -1) { | |
967 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
968 "close() channel failed"); | |
969 } | |
970 } | |
971 | |
972 if (close(ngx_processes[ngx_process_slot].channel[0]) == -1) { | |
973 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
974 "close() channel failed"); | |
975 } | |
976 | |
977 #if 0 | |
978 ngx_last_process = 0; | |
979 #endif | |
980 | |
981 if (ngx_add_channel_event(cycle, ngx_channel, NGX_READ_EVENT, | |
1133 | 982 ngx_channel_handler) |
983 == NGX_ERROR) | |
467 | 984 { |
985 /* fatal */ | |
986 exit(2); | |
987 } | |
988 } | |
989 | |
990 | |
501 | 991 static void |
573 | 992 ngx_worker_process_exit(ngx_cycle_t *cycle) |
993 { | |
994 ngx_uint_t i; | |
995 ngx_connection_t *c; | |
996 | |
997 #if (NGX_THREADS) | |
998 ngx_terminate = 1; | |
999 | |
1000 ngx_wakeup_worker_threads(cycle); | |
1001 #endif | |
1002 | |
1003 for (i = 0; ngx_modules[i]; i++) { | |
1004 if (ngx_modules[i]->exit_process) { | |
1005 ngx_modules[i]->exit_process(cycle); | |
1006 } | |
1007 } | |
1008 | |
1905
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1009 if (ngx_exiting) { |
587 | 1010 c = cycle->connections; |
1011 for (i = 0; i < cycle->connection_n; i++) { | |
1012 if (c[i].fd != -1 | |
1013 && c[i].read | |
1014 && !c[i].read->accept | |
1905
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1015 && !c[i].read->channel |
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1016 && !c[i].read->resolver) |
587 | 1017 { |
1018 ngx_log_error(NGX_LOG_ALERT, cycle->log, 0, | |
3026
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1019 "open socket #%d left in connection %ui", |
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1020 c[i].fd, i); |
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1021 ngx_debug_quit = 1; |
587 | 1022 } |
573 | 1023 } |
1024 | |
587 | 1025 if (ngx_debug_quit) { |
3026
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1026 ngx_log_error(NGX_LOG_ALERT, cycle->log, 0, "aborting"); |
587 | 1027 ngx_debug_point(); |
1028 } | |
573 | 1029 } |
1030 | |
1031 /* | |
1437
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1032 * Copy ngx_cycle->log related data to the special static exit cycle, |
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1033 * log, and log file structures enough to allow a signal handler to log. |
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1034 * The handler may be called when standard ngx_cycle->log allocated from |
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1035 * ngx_cycle->pool is already destroyed. |
573 | 1036 */ |
1037 | |
1437
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1038 ngx_exit_log_file.fd = ngx_cycle->log->file->fd; |
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1039 |
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1040 ngx_exit_log = *ngx_cycle->log; |
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1041 ngx_exit_log.file = &ngx_exit_log_file; |
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1042 |
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1043 ngx_exit_cycle.log = &ngx_exit_log; |
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1044 ngx_cycle = &ngx_exit_cycle; |
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1045 |
573 | 1046 ngx_destroy_pool(cycle->pool); |
1437
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1047 |
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1048 ngx_log_error(NGX_LOG_NOTICE, ngx_cycle->log, 0, "exit"); |
573 | 1049 |
1050 exit(0); | |
1051 } | |
1052 | |
1053 | |
1054 static void | |
501 | 1055 ngx_channel_handler(ngx_event_t *ev) |
354
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1056 { |
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1057 ngx_int_t n; |
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1058 ngx_channel_t ch; |
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1059 ngx_connection_t *c; |
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1060 |
467 | 1061 if (ev->timedout) { |
1062 ev->timedout = 0; | |
1063 return; | |
1064 } | |
1065 | |
354
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1066 c = ev->data; |
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1067 |
357
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1068 ngx_log_debug0(NGX_LOG_DEBUG_CORE, ev->log, 0, "channel handler"); |
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1069 |
2031 | 1070 for ( ;; ) { |
354
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1071 |
2031 | 1072 n = ngx_read_channel(c->fd, &ch, sizeof(ngx_channel_t), ev->log); |
1073 | |
1074 ngx_log_debug1(NGX_LOG_DEBUG_CORE, ev->log, 0, "channel: %i", n); | |
357
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1075 |
2031 | 1076 if (n == NGX_ERROR) { |
1900
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1077 |
2031 | 1078 if (ngx_event_flags & NGX_USE_EPOLL_EVENT) { |
1079 ngx_del_conn(c, 0); | |
1080 } | |
1081 | |
1082 ngx_close_connection(c); | |
1083 return; | |
1900
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1084 } |
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1085 |
2031 | 1086 if (ngx_event_flags & NGX_USE_EVENTPORT_EVENT) { |
1087 if (ngx_add_event(ev, NGX_READ_EVENT, 0) == NGX_ERROR) { | |
1088 return; | |
1089 } | |
1090 } | |
461 | 1091 |
2031 | 1092 if (n == NGX_AGAIN) { |
1134
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|
1093 return; |
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changeset
|
1094 } |
2031 | 1095 |
1096 ngx_log_debug1(NGX_LOG_DEBUG_CORE, ev->log, 0, | |
1097 "channel command: %d", ch.command); | |
1134
384c92c210f9
worker processes did not exit after reconfiguration and
Igor Sysoev <igor@sysoev.ru>
parents:
1133
diff
changeset
|
1098 |
2031 | 1099 switch (ch.command) { |
354
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
1100 |
2031 | 1101 case NGX_CMD_QUIT: |
1102 ngx_quit = 1; | |
1103 break; | |
354
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
1104 |
2031 | 1105 case NGX_CMD_TERMINATE: |
1106 ngx_terminate = 1; | |
1107 break; | |
354
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
1108 |
2031 | 1109 case NGX_CMD_REOPEN: |
1110 ngx_reopen = 1; | |
1111 break; | |
354
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
1112 |
2031 | 1113 case NGX_CMD_OPEN_CHANNEL: |
360
239e37d44a34
nginx-0.0.7-2004-06-18-20:22:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
357
diff
changeset
|
1114 |
2031 | 1115 ngx_log_debug3(NGX_LOG_DEBUG_CORE, ev->log, 0, |
1116 "get channel s:%i pid:%P fd:%d", | |
1117 ch.slot, ch.pid, ch.fd); | |
360
239e37d44a34
nginx-0.0.7-2004-06-18-20:22:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
357
diff
changeset
|
1118 |
2031 | 1119 ngx_processes[ch.slot].pid = ch.pid; |
1120 ngx_processes[ch.slot].channel[0] = ch.fd; | |
1121 break; | |
365
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
1122 |
2031 | 1123 case NGX_CMD_CLOSE_CHANNEL: |
365
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
1124 |
2031 | 1125 ngx_log_debug4(NGX_LOG_DEBUG_CORE, ev->log, 0, |
1126 "close channel s:%i pid:%P our:%P fd:%d", | |
1127 ch.slot, ch.pid, ngx_processes[ch.slot].pid, | |
1128 ngx_processes[ch.slot].channel[0]); | |
365
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
1129 |
2031 | 1130 if (close(ngx_processes[ch.slot].channel[0]) == -1) { |
1131 ngx_log_error(NGX_LOG_ALERT, ev->log, ngx_errno, | |
1132 "close() channel failed"); | |
1133 } | |
1134 | |
1135 ngx_processes[ch.slot].channel[0] = -1; | |
1136 break; | |
365
fd24ba70e1b3
nginx-0.0.7-2004-06-23-09:54:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
362
diff
changeset
|
1137 } |
354
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
1138 } |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
1139 } |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
1140 |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
345
diff
changeset
|
1141 |
278
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1142 #if (NGX_THREADS) |
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1143 |
501 | 1144 static void |
1145 ngx_wakeup_worker_threads(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
|
1146 { |
376
d0451e402e27
nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
375
diff
changeset
|
1147 ngx_int_t i; |
d0451e402e27
nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
375
diff
changeset
|
1148 ngx_uint_t live; |
d0451e402e27
nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
375
diff
changeset
|
1149 |
d0451e402e27
nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
375
diff
changeset
|
1150 for ( ;; ) { |
d0451e402e27
nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
375
diff
changeset
|
1151 |
d0451e402e27
nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
375
diff
changeset
|
1152 live = 0; |
d0451e402e27
nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
375
diff
changeset
|
1153 |
d0451e402e27
nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
375
diff
changeset
|
1154 for (i = 0; i < ngx_threads_n; i++) { |
d0451e402e27
nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
375
diff
changeset
|
1155 if (ngx_threads[i].state < NGX_THREAD_EXIT) { |
469 | 1156 if (ngx_cond_signal(ngx_threads[i].cv) == NGX_ERROR) { |
1157 ngx_threads[i].state = NGX_THREAD_DONE; | |
377
41437e4fd9b4
nginx-0.0.7-2004-07-05-19:08:23 import
Igor Sysoev <igor@sysoev.ru>
parents:
376
diff
changeset
|
1158 |
41437e4fd9b4
nginx-0.0.7-2004-07-05-19:08:23 import
Igor Sysoev <igor@sysoev.ru>
parents:
376
diff
changeset
|
1159 } else { |
41437e4fd9b4
nginx-0.0.7-2004-07-05-19:08:23 import
Igor Sysoev <igor@sysoev.ru>
parents:
376
diff
changeset
|
1160 live = 1; |
41437e4fd9b4
nginx-0.0.7-2004-07-05-19:08:23 import
Igor Sysoev <igor@sysoev.ru>
parents:
376
diff
changeset
|
1161 } |
376
d0451e402e27
nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
375
diff
changeset
|
1162 } |
d0451e402e27
nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
375
diff
changeset
|
1163 |
d0451e402e27
nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
375
diff
changeset
|
1164 if (ngx_threads[i].state == NGX_THREAD_EXIT) { |
d0451e402e27
nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
375
diff
changeset
|
1165 ngx_thread_join(ngx_threads[i].tid, NULL); |
d0451e402e27
nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
375
diff
changeset
|
1166 ngx_threads[i].state = NGX_THREAD_DONE; |
d0451e402e27
nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
375
diff
changeset
|
1167 } |
d0451e402e27
nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
375
diff
changeset
|
1168 } |
278
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1169 |
376
d0451e402e27
nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
375
diff
changeset
|
1170 if (live == 0) { |
d0451e402e27
nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
375
diff
changeset
|
1171 ngx_log_debug0(NGX_LOG_DEBUG_CORE, cycle->log, 0, |
d0451e402e27
nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
375
diff
changeset
|
1172 "all worker threads are joined"); |
d0451e402e27
nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
375
diff
changeset
|
1173 |
d0451e402e27
nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
375
diff
changeset
|
1174 /* STUB */ |
380
5ce6561246a5
nginx-0.0.7-2004-07-07-10:15:04 import
Igor Sysoev <igor@sysoev.ru>
parents:
379
diff
changeset
|
1175 ngx_done_events(cycle); |
376
d0451e402e27
nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
375
diff
changeset
|
1176 ngx_mutex_destroy(ngx_event_timer_mutex); |
d0451e402e27
nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
375
diff
changeset
|
1177 ngx_mutex_destroy(ngx_posted_events_mutex); |
d0451e402e27
nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
375
diff
changeset
|
1178 |
d0451e402e27
nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
375
diff
changeset
|
1179 return; |
d0451e402e27
nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
375
diff
changeset
|
1180 } |
d0451e402e27
nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
375
diff
changeset
|
1181 |
d0451e402e27
nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
375
diff
changeset
|
1182 ngx_sched_yield(); |
d0451e402e27
nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
375
diff
changeset
|
1183 } |
d0451e402e27
nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
375
diff
changeset
|
1184 } |
d0451e402e27
nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
375
diff
changeset
|
1185 |
d0451e402e27
nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
375
diff
changeset
|
1186 |
563 | 1187 static ngx_thread_value_t |
501 | 1188 ngx_worker_thread_cycle(void *data) |
376
d0451e402e27
nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
375
diff
changeset
|
1189 { |
d0451e402e27
nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
375
diff
changeset
|
1190 ngx_thread_t *thr = data; |
d0451e402e27
nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
375
diff
changeset
|
1191 |
379
73688d5d7fc3
nginx-0.0.7-2004-07-06-20:12:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
377
diff
changeset
|
1192 sigset_t set; |
73688d5d7fc3
nginx-0.0.7-2004-07-06-20:12:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
377
diff
changeset
|
1193 ngx_err_t err; |
381
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
1194 ngx_core_tls_t *tls; |
380
5ce6561246a5
nginx-0.0.7-2004-07-07-10:15:04 import
Igor Sysoev <igor@sysoev.ru>
parents:
379
diff
changeset
|
1195 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
|
1196 |
380
5ce6561246a5
nginx-0.0.7-2004-07-07-10:15:04 import
Igor Sysoev <igor@sysoev.ru>
parents:
379
diff
changeset
|
1197 cycle = (ngx_cycle_t *) ngx_cycle; |
5ce6561246a5
nginx-0.0.7-2004-07-07-10:15:04 import
Igor Sysoev <igor@sysoev.ru>
parents:
379
diff
changeset
|
1198 |
375
744ccb59062d
nginx-0.0.7-2004-07-02-19:54:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
371
diff
changeset
|
1199 sigemptyset(&set); |
744ccb59062d
nginx-0.0.7-2004-07-02-19:54:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
371
diff
changeset
|
1200 sigaddset(&set, ngx_signal_value(NGX_RECONFIGURE_SIGNAL)); |
744ccb59062d
nginx-0.0.7-2004-07-02-19:54:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
371
diff
changeset
|
1201 sigaddset(&set, ngx_signal_value(NGX_REOPEN_SIGNAL)); |
744ccb59062d
nginx-0.0.7-2004-07-02-19:54:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
371
diff
changeset
|
1202 sigaddset(&set, ngx_signal_value(NGX_CHANGEBIN_SIGNAL)); |
279
b79f021a644a
nginx-0.0.2-2004-03-04-19:34:23 import
Igor Sysoev <igor@sysoev.ru>
parents:
278
diff
changeset
|
1203 |
b79f021a644a
nginx-0.0.2-2004-03-04-19:34:23 import
Igor Sysoev <igor@sysoev.ru>
parents:
278
diff
changeset
|
1204 err = ngx_thread_sigmask(SIG_BLOCK, &set, NULL); |
b79f021a644a
nginx-0.0.2-2004-03-04-19:34:23 import
Igor Sysoev <igor@sysoev.ru>
parents:
278
diff
changeset
|
1205 if (err) { |
380
5ce6561246a5
nginx-0.0.7-2004-07-07-10:15:04 import
Igor Sysoev <igor@sysoev.ru>
parents:
379
diff
changeset
|
1206 ngx_log_error(NGX_LOG_ALERT, cycle->log, err, |
279
b79f021a644a
nginx-0.0.2-2004-03-04-19:34:23 import
Igor Sysoev <igor@sysoev.ru>
parents:
278
diff
changeset
|
1207 ngx_thread_sigmask_n " failed"); |
563 | 1208 return (ngx_thread_value_t) 1; |
279
b79f021a644a
nginx-0.0.2-2004-03-04-19:34:23 import
Igor Sysoev <igor@sysoev.ru>
parents:
278
diff
changeset
|
1209 } |
b79f021a644a
nginx-0.0.2-2004-03-04-19:34:23 import
Igor Sysoev <igor@sysoev.ru>
parents:
278
diff
changeset
|
1210 |
382
449c4885dcd1
nginx-0.0.7-2004-07-07-23:48:31 import
Igor Sysoev <igor@sysoev.ru>
parents:
381
diff
changeset
|
1211 ngx_log_debug1(NGX_LOG_DEBUG_CORE, cycle->log, 0, |
461 | 1212 "thread " NGX_TID_T_FMT " started", ngx_thread_self()); |
376
d0451e402e27
nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
375
diff
changeset
|
1213 |
d0451e402e27
nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
375
diff
changeset
|
1214 ngx_setthrtitle("worker thread"); |
278
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1215 |
501 | 1216 tls = ngx_calloc(sizeof(ngx_core_tls_t), cycle->log); |
1217 if (tls == NULL) { | |
563 | 1218 return (ngx_thread_value_t) 1; |
379
73688d5d7fc3
nginx-0.0.7-2004-07-06-20:12:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
377
diff
changeset
|
1219 } |
73688d5d7fc3
nginx-0.0.7-2004-07-06-20:12:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
377
diff
changeset
|
1220 |
381
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
1221 err = ngx_thread_set_tls(ngx_core_tls_key, tls); |
379
73688d5d7fc3
nginx-0.0.7-2004-07-06-20:12:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
377
diff
changeset
|
1222 if (err != 0) { |
380
5ce6561246a5
nginx-0.0.7-2004-07-07-10:15:04 import
Igor Sysoev <igor@sysoev.ru>
parents:
379
diff
changeset
|
1223 ngx_log_error(NGX_LOG_ALERT, cycle->log, err, |
381
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
1224 ngx_thread_set_tls_n " failed"); |
563 | 1225 return (ngx_thread_value_t) 1; |
379
73688d5d7fc3
nginx-0.0.7-2004-07-06-20:12:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
377
diff
changeset
|
1226 } |
73688d5d7fc3
nginx-0.0.7-2004-07-06-20:12:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
377
diff
changeset
|
1227 |
563 | 1228 ngx_mutex_lock(ngx_posted_events_mutex); |
278
0ba4821f4460
nginx-0.0.2-2004-03-04-10:04:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1229 |
370
54f76b0b8dca
nginx-0.0.7-2004-06-27-22:01:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
366
diff
changeset
|
1230 for ( ;; ) { |
376
d0451e402e27
nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
375
diff
changeset
|
1231 thr->state = NGX_THREAD_FREE; |
d0451e402e27
nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
375
diff
changeset
|
1232 |
d0451e402e27
nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
375
diff
changeset
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1233 if (ngx_cond_wait(thr->cv, ngx_posted_events_mutex) == NGX_ERROR) { |
563 | 1234 return (ngx_thread_value_t) 1; |
376
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1235 } |
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1236 |
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1237 if (ngx_terminate) { |
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1238 thr->state = NGX_THREAD_EXIT; |
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1239 |
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1240 ngx_mutex_unlock(ngx_posted_events_mutex); |
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1241 |
381
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1242 ngx_log_debug1(NGX_LOG_DEBUG_CORE, cycle->log, 0, |
461 | 1243 "thread " NGX_TID_T_FMT " is done", |
1244 ngx_thread_self()); | |
376
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1245 |
563 | 1246 return (ngx_thread_value_t) 0; |
376
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1247 } |
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1248 |
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1249 thr->state = NGX_THREAD_BUSY; |
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1250 |
380
5ce6561246a5
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parents:
379
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1251 if (ngx_event_thread_process_posted(cycle) == NGX_ERROR) { |
563 | 1252 return (ngx_thread_value_t) 1; |
380
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1253 } |
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1254 |
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1255 if (ngx_event_thread_process_posted(cycle) == NGX_ERROR) { |
563 | 1256 return (ngx_thread_value_t) 1; |
380
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|
1257 } |
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379
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|
1258 |
381
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1259 if (ngx_process_changes) { |
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1260 if (ngx_process_changes(cycle, 1) == NGX_ERROR) { |
563 | 1261 return (ngx_thread_value_t) 1; |
381
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1262 } |
370
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1263 } |
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1264 } |
278
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diff
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1265 } |
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1266 |
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1267 #endif |
467 | 1268 |
1269 | |
501 | 1270 static void |
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1271 ngx_cache_manager_process_cycle(ngx_cycle_t *cycle, void *data) |
467 | 1272 { |
3018 | 1273 ngx_cache_manager_ctx_t *ctx = data; |
1274 | |
2592
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1275 void *ident[4]; |
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1276 ngx_event_t ev; |
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1277 |
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1278 cycle->connection_n = 512; |
467 | 1279 |
473 | 1280 ngx_worker_process_init(cycle, 0); |
467 | 1281 |
2592
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1282 ngx_close_listening_sockets(cycle); |
467 | 1283 |
2592
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1284 ngx_memzero(&ev, sizeof(ngx_event_t)); |
3018 | 1285 ev.handler = ctx->handler; |
2592
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1286 ev.data = ident; |
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1287 ev.log = cycle->log; |
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1288 ident[3] = (void *) -1; |
467 | 1289 |
2592
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1290 ngx_use_accept_mutex = 0; |
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1291 |
3018 | 1292 ngx_setproctitle(ctx->name); |
2592
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1293 |
3018 | 1294 ngx_add_timer(&ev, ctx->delay); |
467 | 1295 |
1296 for ( ;; ) { | |
1297 | |
1298 if (ngx_terminate || ngx_quit) { | |
477 | 1299 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "exiting"); |
467 | 1300 exit(0); |
1301 } | |
1302 | |
1303 if (ngx_reopen) { | |
1304 ngx_reopen = 0; | |
477 | 1305 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "reopening logs"); |
467 | 1306 ngx_reopen_files(cycle, -1); |
1307 } | |
1308 | |
563 | 1309 ngx_process_events_and_timers(cycle); |
467 | 1310 } |
1311 } | |
501 | 1312 |
2592
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1313 |
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1314 static void |
2616
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1315 ngx_cache_manager_process_handler(ngx_event_t *ev) |
2592
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1316 { |
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1317 time_t next, n; |
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1318 ngx_uint_t i; |
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1319 ngx_path_t **path; |
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1320 |
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1321 next = 60 * 60; |
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1322 |
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1323 path = ngx_cycle->pathes.elts; |
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1324 for (i = 0; i < ngx_cycle->pathes.nelts; i++) { |
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1325 |
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1326 if (path[i]->manager) { |
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1327 n = path[i]->manager(path[i]->data); |
2592
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1328 |
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1329 next = (n <= next) ? n : next; |
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1330 |
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1331 ngx_time_update(0, 0); |
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1332 } |
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1333 } |
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1334 |
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1335 if (next == 0) { |
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1336 next = 1; |
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1337 } |
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1338 |
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1339 ngx_add_timer(ev, next * 1000); |
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1340 } |
3018 | 1341 |
1342 | |
1343 static void | |
1344 ngx_cache_loader_process_handler(ngx_event_t *ev) | |
1345 { | |
1346 ngx_uint_t i; | |
1347 ngx_path_t **path; | |
1348 ngx_cycle_t *cycle; | |
1349 | |
1350 cycle = (ngx_cycle_t *) ngx_cycle; | |
1351 | |
1352 path = cycle->pathes.elts; | |
1353 for (i = 0; i < cycle->pathes.nelts; i++) { | |
1354 | |
1355 if (ngx_terminate || ngx_quit) { | |
1356 break; | |
1357 } | |
1358 | |
1359 if (path[i]->loader) { | |
1360 path[i]->loader(path[i]->data); | |
1361 ngx_time_update(0, 0); | |
1362 } | |
1363 } | |
1364 | |
1365 exit(0); | |
1366 } |