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0
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1
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2 /*
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3 * Copyright (C) Igor Sysoev
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4 */
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5
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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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58
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10 #include <ngx_setproctitle.h>
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0
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11 #include <ngx_channel.h>
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12
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13
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14 static void ngx_start_worker_processes(ngx_cycle_t *cycle, ngx_int_t n,
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50
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15 ngx_int_t type);
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16
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16 static void ngx_start_garbage_collector(ngx_cycle_t *cycle, ngx_int_t type);
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0
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17 static void ngx_signal_worker_processes(ngx_cycle_t *cycle, int signo);
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18 static ngx_uint_t ngx_reap_childs(ngx_cycle_t *cycle);
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2
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19 static void ngx_master_exit(ngx_cycle_t *cycle);
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0
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20 static void ngx_worker_process_cycle(ngx_cycle_t *cycle, void *data);
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22
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21 static void ngx_worker_process_init(ngx_cycle_t *cycle, ngx_uint_t priority);
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0
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22 static void ngx_channel_handler(ngx_event_t *ev);
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23 #if (NGX_THREADS)
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24 static void ngx_wakeup_worker_threads(ngx_cycle_t *cycle);
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25 static void *ngx_worker_thread_cycle(void *data);
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26 #endif
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50
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27 #if 0
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16
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28 static void ngx_garbage_collector_cycle(ngx_cycle_t *cycle, void *data);
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50
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29 #endif
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0
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30
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31
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32 ngx_uint_t ngx_process;
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33 ngx_pid_t ngx_pid;
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34 ngx_uint_t ngx_threaded;
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35
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36 sig_atomic_t ngx_reap;
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37 sig_atomic_t ngx_timer;
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38 sig_atomic_t ngx_sigio;
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39 sig_atomic_t ngx_terminate;
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40 sig_atomic_t ngx_quit;
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26
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41 sig_atomic_t ngx_debug_quit;
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0
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42 ngx_uint_t ngx_exiting;
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43 sig_atomic_t ngx_reconfigure;
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44 sig_atomic_t ngx_reopen;
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45
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46 sig_atomic_t ngx_change_binary;
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47 ngx_pid_t ngx_new_binary;
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48 ngx_uint_t ngx_inherited;
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49 ngx_uint_t ngx_daemonized;
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50
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51 sig_atomic_t ngx_noaccept;
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52 ngx_uint_t ngx_noaccepting;
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53 ngx_uint_t ngx_restart;
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54
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55
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56 #if (NGX_THREADS)
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57 volatile ngx_thread_t ngx_threads[NGX_MAX_THREADS];
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58 ngx_int_t ngx_threads_n;
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59 #endif
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60
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61
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62 u_char master_process[] = "master process";
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63
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64
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50
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65 void
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66 ngx_master_process_cycle(ngx_cycle_t *cycle)
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0
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67 {
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68 char *title;
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69 u_char *p;
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70 size_t size;
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71 ngx_int_t i;
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72 sigset_t set;
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73 struct timeval tv;
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74 struct itimerval itv;
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75 ngx_uint_t live;
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76 ngx_msec_t delay;
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77 ngx_core_conf_t *ccf;
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78
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79 sigemptyset(&set);
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80 sigaddset(&set, SIGCHLD);
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81 sigaddset(&set, SIGALRM);
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82 sigaddset(&set, SIGIO);
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83 sigaddset(&set, SIGINT);
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84 sigaddset(&set, ngx_signal_value(NGX_RECONFIGURE_SIGNAL));
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85 sigaddset(&set, ngx_signal_value(NGX_REOPEN_SIGNAL));
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86 sigaddset(&set, ngx_signal_value(NGX_NOACCEPT_SIGNAL));
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87 sigaddset(&set, ngx_signal_value(NGX_TERMINATE_SIGNAL));
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88 sigaddset(&set, ngx_signal_value(NGX_SHUTDOWN_SIGNAL));
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89 sigaddset(&set, ngx_signal_value(NGX_CHANGEBIN_SIGNAL));
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90
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91 if (sigprocmask(SIG_BLOCK, &set, NULL) == -1) {
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92 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno,
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93 "sigprocmask() failed");
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94 }
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95
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96 sigemptyset(&set);
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97
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98
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99 size = sizeof(master_process);
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100
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2
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101 for (i = 0; i < ngx_argc; i++) {
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102 size += ngx_strlen(ngx_argv[i]) + 1;
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0
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103 }
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104
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105 title = ngx_palloc(cycle->pool, size);
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106
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107 p = ngx_cpymem(title, master_process, sizeof(master_process) - 1);
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2
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108 for (i = 0; i < ngx_argc; i++) {
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0
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109 *p++ = ' ';
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2
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110 p = ngx_cpystrn(p, (u_char *) ngx_argv[i], size);
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0
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111 }
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112
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113 ngx_setproctitle(title);
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114
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115
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116 ccf = (ngx_core_conf_t *) ngx_get_conf(cycle->conf_ctx, ngx_core_module);
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117
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118 ngx_start_worker_processes(cycle, ccf->worker_processes,
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119 NGX_PROCESS_RESPAWN);
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16
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120 ngx_start_garbage_collector(cycle, NGX_PROCESS_RESPAWN);
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0
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121
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122 ngx_new_binary = 0;
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123 delay = 0;
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124 live = 1;
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125
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126 for ( ;; ) {
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127 if (delay) {
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128 delay *= 2;
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129
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130 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, cycle->log, 0,
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131 "temination cycle: %d", delay);
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132
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133 itv.it_interval.tv_sec = 0;
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134 itv.it_interval.tv_usec = 0;
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135 itv.it_value.tv_sec = delay / 1000;
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136 itv.it_value.tv_usec = (delay % 1000 ) * 1000;
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137
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138 if (setitimer(ITIMER_REAL, &itv, NULL) == -1) {
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139 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno,
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140 "setitimer() failed");
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141 }
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142 }
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143
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144 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, cycle->log, 0, "sigsuspend");
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145
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146 sigsuspend(&set);
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147
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148 ngx_gettimeofday(&tv);
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149 ngx_time_update(tv.tv_sec);
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150
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151 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, cycle->log, 0, "wake up");
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152
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153 if (ngx_reap) {
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154 ngx_reap = 0;
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155 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, cycle->log, 0, "reap childs");
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156
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157 live = ngx_reap_childs(cycle);
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158 }
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159
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160 if (!live && (ngx_terminate || ngx_quit)) {
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2
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161 ngx_master_exit(cycle);
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0
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162 }
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163
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164 if (ngx_terminate) {
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165 if (delay == 0) {
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166 delay = 50;
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167 }
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168
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169 if (delay > 1000) {
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170 ngx_signal_worker_processes(cycle, SIGKILL);
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171 } else {
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172 ngx_signal_worker_processes(cycle,
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173 ngx_signal_value(NGX_TERMINATE_SIGNAL));
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174 }
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175
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176 continue;
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177 }
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178
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179 if (ngx_quit) {
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180 ngx_signal_worker_processes(cycle,
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181 ngx_signal_value(NGX_SHUTDOWN_SIGNAL));
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182 continue;
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183 }
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184
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185 if (ngx_timer) {
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186 ngx_timer = 0;
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4
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187
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188 if (!ngx_noaccepting) {
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189 ngx_start_worker_processes(cycle, ccf->worker_processes,
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190 NGX_PROCESS_JUST_RESPAWN);
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16
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191 ngx_start_garbage_collector(cycle, NGX_PROCESS_JUST_RESPAWN);
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4
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192 live = 1;
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193 ngx_signal_worker_processes(cycle,
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0
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194 ngx_signal_value(NGX_SHUTDOWN_SIGNAL));
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4
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195 }
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0
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196 }
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197
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198 if (ngx_reconfigure) {
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199 ngx_reconfigure = 0;
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200
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201 if (ngx_new_binary) {
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202 ngx_start_worker_processes(cycle, ccf->worker_processes,
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203 NGX_PROCESS_RESPAWN);
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16
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204 ngx_start_garbage_collector(cycle, NGX_PROCESS_RESPAWN);
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0
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205 ngx_noaccepting = 0;
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206
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207 continue;
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208 }
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209
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26
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210 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "reconfiguring");
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0
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211
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212 cycle = ngx_init_cycle(cycle);
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213 if (cycle == NULL) {
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214 cycle = (ngx_cycle_t *) ngx_cycle;
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215 continue;
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216 }
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217
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218 ngx_cycle = cycle;
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219 ccf = (ngx_core_conf_t *) ngx_get_conf(cycle->conf_ctx,
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220 ngx_core_module);
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221 ngx_start_worker_processes(cycle, ccf->worker_processes,
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222 NGX_PROCESS_JUST_RESPAWN);
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16
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223 ngx_start_garbage_collector(cycle, NGX_PROCESS_JUST_RESPAWN);
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0
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224 live = 1;
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225 ngx_signal_worker_processes(cycle,
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226 ngx_signal_value(NGX_SHUTDOWN_SIGNAL));
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227 }
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228
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229 if (ngx_restart) {
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230 ngx_restart = 0;
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231 ngx_start_worker_processes(cycle, ccf->worker_processes,
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232 NGX_PROCESS_RESPAWN);
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16
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233 ngx_start_garbage_collector(cycle, NGX_PROCESS_RESPAWN);
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0
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234 live = 1;
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235 }
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236
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237 if (ngx_reopen) {
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238 ngx_reopen = 0;
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26
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239 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "reopening logs");
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0
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240 ngx_reopen_files(cycle, ccf->user);
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241 ngx_signal_worker_processes(cycle,
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242 ngx_signal_value(NGX_REOPEN_SIGNAL));
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243 }
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244
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245 if (ngx_change_binary) {
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246 ngx_change_binary = 0;
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26
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247 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "changing binary");
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2
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248 ngx_new_binary = ngx_exec_new_binary(cycle, ngx_argv);
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0
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249 }
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250
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251 if (ngx_noaccept) {
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252 ngx_noaccept = 0;
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253 ngx_noaccepting = 1;
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254 ngx_signal_worker_processes(cycle,
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255 ngx_signal_value(NGX_SHUTDOWN_SIGNAL));
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256 }
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257 }
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258 }
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259
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260
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50
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261 void
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262 ngx_single_process_cycle(ngx_cycle_t *cycle)
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0
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263 {
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264 ngx_uint_t i;
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265
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266 ngx_init_temp_number();
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267
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268 for (i = 0; ngx_modules[i]; i++) {
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269 if (ngx_modules[i]->init_process) {
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270 if (ngx_modules[i]->init_process(cycle) == NGX_ERROR) {
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271 /* fatal */
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272 exit(2);
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273 }
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274 }
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275 }
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276
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277 for ( ;; ) {
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278 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, cycle->log, 0, "worker cycle");
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279
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280 ngx_process_events(cycle);
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281
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282 if (ngx_terminate || ngx_quit) {
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2
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283 ngx_master_exit(cycle);
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0
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284 }
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285
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286 if (ngx_reconfigure) {
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287 ngx_reconfigure = 0;
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26
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288 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "reconfiguring");
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0
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289
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290 cycle = ngx_init_cycle(cycle);
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291 if (cycle == NULL) {
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292 cycle = (ngx_cycle_t *) ngx_cycle;
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293 continue;
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294 }
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295
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296 ngx_cycle = cycle;
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297 }
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298
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299 if (ngx_reopen) {
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300 ngx_reopen = 0;
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26
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301 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "reopening logs");
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0
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302 ngx_reopen_files(cycle, (ngx_uid_t) -1);
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303 }
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304 }
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305 }
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306
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307
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50
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308 static void
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309 ngx_start_worker_processes(ngx_cycle_t *cycle, ngx_int_t n, ngx_int_t type)
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0
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310 {
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311 ngx_int_t i;
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312 ngx_channel_t ch;
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313 struct itimerval itv;
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314
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26
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315 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "start worker processes");
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0
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316
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317 ch.command = NGX_CMD_OPEN_CHANNEL;
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318
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319 while (n--) {
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320 ngx_spawn_process(cycle, ngx_worker_process_cycle, NULL,
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321 "worker process", type);
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322
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323 ch.pid = ngx_processes[ngx_process_slot].pid;
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324 ch.slot = ngx_process_slot;
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325 ch.fd = ngx_processes[ngx_process_slot].channel[0];
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326
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327 for (i = 0; i < ngx_last_process; i++) {
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328
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329 if (i == ngx_process_slot
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330 || ngx_processes[i].pid == -1
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331 || ngx_processes[i].channel[0] == -1)
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332 {
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333 continue;
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334 }
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335
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336 ngx_log_debug6(NGX_LOG_DEBUG_CORE, cycle->log, 0,
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10
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337 "pass channel s:%d pid:%P fd:%d to s:%i pid:%P fd:%d",
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338 ch.slot, ch.pid, ch.fd,
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339 i, ngx_processes[i].pid,
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340 ngx_processes[i].channel[0]);
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0
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341
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342 /* TODO: NGX_AGAIN */
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343
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344 ngx_write_channel(ngx_processes[i].channel[0],
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345 &ch, sizeof(ngx_channel_t), cycle->log);
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346 }
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347 }
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348
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349 /*
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350 * we have to limit the maximum life time of the worker processes
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351 * by 10 days because our millisecond event timer is limited
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352 * by 24 days on 32-bit platforms
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353 */
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354
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355 itv.it_interval.tv_sec = 0;
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356 itv.it_interval.tv_usec = 0;
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357 itv.it_value.tv_sec = 10 * 24 * 60 * 60;
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358 itv.it_value.tv_usec = 0;
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359
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360 if (setitimer(ITIMER_REAL, &itv, NULL) == -1) {
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361 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno,
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362 "setitimer() failed");
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363 }
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364 }
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365
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366
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50
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367 static void
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368 ngx_start_garbage_collector(ngx_cycle_t *cycle, ngx_int_t type)
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16
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369 {
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50
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370 #if 0
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371 ngx_int_t i;
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372 ngx_channel_t ch;
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16
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373
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26
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374 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "start garbage collector");
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16
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375
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376 ch.command = NGX_CMD_OPEN_CHANNEL;
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377
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378 ngx_spawn_process(cycle, ngx_garbage_collector_cycle, NULL,
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379 "garbage collector", type);
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380
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381 ch.pid = ngx_processes[ngx_process_slot].pid;
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382 ch.slot = ngx_process_slot;
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383 ch.fd = ngx_processes[ngx_process_slot].channel[0];
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384
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|
|
385 for (i = 0; i < ngx_last_process; i++) {
|
|
|
386
|
|
|
387 if (i == ngx_process_slot
|
|
|
388 || ngx_processes[i].pid == -1
|
|
|
389 || ngx_processes[i].channel[0] == -1)
|
|
|
390 {
|
|
|
391 continue;
|
|
|
392 }
|
|
|
393
|
|
|
394 ngx_log_debug6(NGX_LOG_DEBUG_CORE, cycle->log, 0,
|
|
|
395 "pass channel s:%d pid:%P fd:%d to s:%i pid:%P fd:%d",
|
|
|
396 ch.slot, ch.pid, ch.fd,
|
|
|
397 i, ngx_processes[i].pid,
|
|
|
398 ngx_processes[i].channel[0]);
|
|
|
399
|
|
|
400 /* TODO: NGX_AGAIN */
|
|
|
401
|
|
|
402 ngx_write_channel(ngx_processes[i].channel[0],
|
|
|
403 &ch, sizeof(ngx_channel_t), cycle->log);
|
|
|
404 }
|
|
50
|
405 #endif
|
|
16
|
406 }
|
|
|
407
|
|
|
408
|
|
50
|
409 static void
|
|
|
410 ngx_signal_worker_processes(ngx_cycle_t *cycle, int signo)
|
|
0
|
411 {
|
|
|
412 ngx_int_t i;
|
|
|
413 ngx_err_t err;
|
|
|
414 ngx_channel_t ch;
|
|
|
415
|
|
|
416 switch (signo) {
|
|
|
417
|
|
|
418 case ngx_signal_value(NGX_SHUTDOWN_SIGNAL):
|
|
|
419 ch.command = NGX_CMD_QUIT;
|
|
|
420 break;
|
|
|
421
|
|
|
422 case ngx_signal_value(NGX_TERMINATE_SIGNAL):
|
|
|
423 ch.command = NGX_CMD_TERMINATE;
|
|
|
424 break;
|
|
|
425
|
|
|
426 case ngx_signal_value(NGX_REOPEN_SIGNAL):
|
|
|
427 ch.command = NGX_CMD_REOPEN;
|
|
|
428 break;
|
|
|
429
|
|
|
430 default:
|
|
|
431 ch.command = 0;
|
|
|
432 }
|
|
|
433
|
|
|
434 ch.fd = -1;
|
|
|
435
|
|
|
436
|
|
|
437 for (i = 0; i < ngx_last_process; i++) {
|
|
|
438
|
|
|
439 ngx_log_debug7(NGX_LOG_DEBUG_EVENT, cycle->log, 0,
|
|
10
|
440 "child: %d %P e:%d t:%d d:%d r:%d j:%d",
|
|
0
|
441 i,
|
|
|
442 ngx_processes[i].pid,
|
|
|
443 ngx_processes[i].exiting,
|
|
|
444 ngx_processes[i].exited,
|
|
|
445 ngx_processes[i].detached,
|
|
|
446 ngx_processes[i].respawn,
|
|
|
447 ngx_processes[i].just_respawn);
|
|
|
448
|
|
|
449 if (ngx_processes[i].detached || ngx_processes[i].pid == -1) {
|
|
|
450 continue;
|
|
|
451 }
|
|
|
452
|
|
|
453 if (ngx_processes[i].just_respawn) {
|
|
|
454 ngx_processes[i].just_respawn = 0;
|
|
|
455 continue;
|
|
|
456 }
|
|
|
457
|
|
|
458 if (ngx_processes[i].exiting
|
|
|
459 && signo == ngx_signal_value(NGX_SHUTDOWN_SIGNAL))
|
|
|
460 {
|
|
|
461 continue;
|
|
|
462 }
|
|
|
463
|
|
|
464 if (ch.command) {
|
|
|
465 if (ngx_write_channel(ngx_processes[i].channel[0],
|
|
|
466 &ch, sizeof(ngx_channel_t), cycle->log) == NGX_OK)
|
|
|
467 {
|
|
|
468 if (signo != ngx_signal_value(NGX_REOPEN_SIGNAL)) {
|
|
|
469 ngx_processes[i].exiting = 1;
|
|
|
470 }
|
|
|
471
|
|
|
472 continue;
|
|
|
473 }
|
|
|
474 }
|
|
|
475
|
|
|
476 ngx_log_debug2(NGX_LOG_DEBUG_CORE, cycle->log, 0,
|
|
10
|
477 "kill (%P, %d)" , ngx_processes[i].pid, signo);
|
|
0
|
478
|
|
|
479 if (kill(ngx_processes[i].pid, signo) == -1) {
|
|
|
480 err = ngx_errno;
|
|
|
481 ngx_log_error(NGX_LOG_ALERT, cycle->log, err,
|
|
10
|
482 "kill(%P, %d) failed",
|
|
0
|
483 ngx_processes[i].pid, signo);
|
|
|
484
|
|
|
485 if (err == NGX_ESRCH) {
|
|
|
486 ngx_processes[i].exited = 1;
|
|
|
487 ngx_processes[i].exiting = 0;
|
|
|
488 ngx_reap = 1;
|
|
|
489 }
|
|
|
490
|
|
|
491 continue;
|
|
|
492 }
|
|
|
493
|
|
|
494 if (signo != ngx_signal_value(NGX_REOPEN_SIGNAL)) {
|
|
|
495 ngx_processes[i].exiting = 1;
|
|
|
496 }
|
|
|
497 }
|
|
|
498 }
|
|
|
499
|
|
|
500
|
|
50
|
501 static ngx_uint_t
|
|
|
502 ngx_reap_childs(ngx_cycle_t *cycle)
|
|
0
|
503 {
|
|
|
504 ngx_int_t i, n;
|
|
|
505 ngx_uint_t live;
|
|
|
506 ngx_channel_t ch;
|
|
|
507
|
|
|
508 ch.command = NGX_CMD_CLOSE_CHANNEL;
|
|
|
509 ch.fd = -1;
|
|
|
510
|
|
|
511 live = 0;
|
|
|
512 for (i = 0; i < ngx_last_process; i++) {
|
|
|
513
|
|
|
514 ngx_log_debug7(NGX_LOG_DEBUG_EVENT, cycle->log, 0,
|
|
10
|
515 "child: %d %P e:%d t:%d d:%d r:%d j:%d",
|
|
0
|
516 i,
|
|
|
517 ngx_processes[i].pid,
|
|
|
518 ngx_processes[i].exiting,
|
|
|
519 ngx_processes[i].exited,
|
|
|
520 ngx_processes[i].detached,
|
|
|
521 ngx_processes[i].respawn,
|
|
|
522 ngx_processes[i].just_respawn);
|
|
|
523
|
|
|
524 if (ngx_processes[i].pid == -1) {
|
|
|
525 continue;
|
|
|
526 }
|
|
|
527
|
|
|
528 if (ngx_processes[i].exited) {
|
|
|
529
|
|
|
530 if (!ngx_processes[i].detached) {
|
|
|
531 ngx_close_channel(ngx_processes[i].channel, cycle->log);
|
|
|
532
|
|
|
533 ngx_processes[i].channel[0] = -1;
|
|
|
534 ngx_processes[i].channel[1] = -1;
|
|
|
535
|
|
|
536 ch.pid = ngx_processes[i].pid;
|
|
|
537 ch.slot = i;
|
|
|
538
|
|
|
539 for (n = 0; n < ngx_last_process; n++) {
|
|
|
540 if (ngx_processes[n].exited
|
|
|
541 || ngx_processes[n].pid == -1
|
|
|
542 || ngx_processes[n].channel[0] == -1)
|
|
|
543 {
|
|
|
544 continue;
|
|
|
545 }
|
|
|
546
|
|
|
547 ngx_log_debug3(NGX_LOG_DEBUG_CORE, cycle->log, 0,
|
|
10
|
548 "pass close channel s:%i pid:%P to:%P",
|
|
|
549 ch.slot, ch.pid, ngx_processes[n].pid);
|
|
0
|
550
|
|
|
551 /* TODO: NGX_AGAIN */
|
|
|
552
|
|
|
553 ngx_write_channel(ngx_processes[n].channel[0],
|
|
|
554 &ch, sizeof(ngx_channel_t), cycle->log);
|
|
|
555 }
|
|
|
556 }
|
|
|
557
|
|
|
558 if (ngx_processes[i].respawn
|
|
|
559 && !ngx_processes[i].exiting
|
|
|
560 && !ngx_terminate
|
|
|
561 && !ngx_quit)
|
|
|
562 {
|
|
|
563 if (ngx_spawn_process(cycle, ngx_processes[i].proc,
|
|
|
564 ngx_processes[i].data,
|
|
|
565 ngx_processes[i].name, i)
|
|
|
566 == NGX_ERROR)
|
|
|
567 {
|
|
|
568 ngx_log_error(NGX_LOG_ALERT, cycle->log, 0,
|
|
|
569 "can not respawn %s", ngx_processes[i].name);
|
|
|
570 continue;
|
|
|
571 }
|
|
|
572
|
|
22
|
573
|
|
|
574 ch.command = NGX_CMD_OPEN_CHANNEL;
|
|
|
575 ch.pid = ngx_processes[ngx_process_slot].pid;
|
|
|
576 ch.slot = ngx_process_slot;
|
|
|
577 ch.fd = ngx_processes[ngx_process_slot].channel[0];
|
|
|
578
|
|
|
579 for (n = 0; n < ngx_last_process; n++) {
|
|
|
580
|
|
|
581 if (n == ngx_process_slot
|
|
|
582 || ngx_processes[n].pid == -1
|
|
|
583 || ngx_processes[n].channel[0] == -1)
|
|
|
584 {
|
|
|
585 continue;
|
|
|
586 }
|
|
|
587
|
|
|
588 ngx_log_debug6(NGX_LOG_DEBUG_CORE, cycle->log, 0,
|
|
|
589 "pass channel s:%d pid:%P fd:%d to s:%i pid:%P fd:%d",
|
|
|
590 ch.slot, ch.pid, ch.fd,
|
|
|
591 n, ngx_processes[n].pid,
|
|
|
592 ngx_processes[n].channel[0]);
|
|
|
593
|
|
|
594 /* TODO: NGX_AGAIN */
|
|
|
595
|
|
|
596 ngx_write_channel(ngx_processes[n].channel[0],
|
|
|
597 &ch, sizeof(ngx_channel_t), cycle->log);
|
|
|
598 }
|
|
|
599
|
|
0
|
600 live = 1;
|
|
|
601
|
|
|
602 continue;
|
|
|
603 }
|
|
|
604
|
|
|
605 if (ngx_processes[i].pid == ngx_new_binary) {
|
|
|
606 ngx_new_binary = 0;
|
|
|
607 if (ngx_noaccepting) {
|
|
|
608 ngx_restart = 1;
|
|
|
609 ngx_noaccepting = 0;
|
|
|
610 }
|
|
|
611 }
|
|
|
612
|
|
|
613 if (i == ngx_last_process - 1) {
|
|
|
614 ngx_last_process--;
|
|
|
615
|
|
|
616 } else {
|
|
|
617 ngx_processes[i].pid = -1;
|
|
|
618 }
|
|
|
619
|
|
|
620 } else if (ngx_processes[i].exiting || !ngx_processes[i].detached) {
|
|
|
621 live = 1;
|
|
|
622 }
|
|
|
623 }
|
|
|
624
|
|
|
625 return live;
|
|
|
626 }
|
|
|
627
|
|
|
628
|
|
50
|
629 static void
|
|
|
630 ngx_master_exit(ngx_cycle_t *cycle)
|
|
0
|
631 {
|
|
|
632 ngx_delete_pidfile(cycle);
|
|
|
633
|
|
26
|
634 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "exit");
|
|
0
|
635
|
|
54
|
636 /*
|
|
|
637 * we do not destroy cycle->pool here because a signal handler
|
|
|
638 * that uses cycle->log can be called at this point
|
|
|
639 */
|
|
|
640
|
|
|
641 #if 0
|
|
0
|
642 ngx_destroy_pool(cycle->pool);
|
|
54
|
643 #endif
|
|
0
|
644
|
|
|
645 exit(0);
|
|
|
646 }
|
|
|
647
|
|
|
648
|
|
50
|
649 static void
|
|
|
650 ngx_worker_process_cycle(ngx_cycle_t *cycle, void *data)
|
|
0
|
651 {
|
|
50
|
652 #if (NGX_THREADS)
|
|
18
|
653 ngx_int_t n;
|
|
|
654 ngx_err_t err;
|
|
|
655 ngx_core_conf_t *ccf;
|
|
50
|
656 #endif
|
|
18
|
657
|
|
22
|
658 ngx_worker_process_init(cycle, 1);
|
|
0
|
659
|
|
|
660 ngx_setproctitle("worker process");
|
|
|
661
|
|
|
662 #if (NGX_THREADS)
|
|
|
663
|
|
|
664 if (ngx_time_mutex_init(cycle->log) == NGX_ERROR) {
|
|
|
665 /* fatal */
|
|
|
666 exit(2);
|
|
|
667 }
|
|
|
668
|
|
18
|
669 ccf = (ngx_core_conf_t *) ngx_get_conf(cycle->conf_ctx, ngx_core_module);
|
|
|
670
|
|
0
|
671 if (ngx_threads_n) {
|
|
|
672 if (ngx_init_threads(ngx_threads_n,
|
|
|
673 ccf->thread_stack_size, cycle) == NGX_ERROR)
|
|
|
674 {
|
|
|
675 /* fatal */
|
|
|
676 exit(2);
|
|
|
677 }
|
|
|
678
|
|
|
679 err = ngx_thread_key_create(&ngx_core_tls_key);
|
|
|
680 if (err != 0) {
|
|
|
681 ngx_log_error(NGX_LOG_ALERT, cycle->log, err,
|
|
|
682 ngx_thread_key_create_n " failed");
|
|
|
683 /* fatal */
|
|
|
684 exit(2);
|
|
|
685 }
|
|
|
686
|
|
|
687 for (n = 0; n < ngx_threads_n; n++) {
|
|
|
688
|
|
50
|
689 ngx_threads[n].cv = ngx_cond_init(cycle->log);
|
|
|
690
|
|
|
691 if (ngx_threads[n].cv == NULL) {
|
|
0
|
692 /* fatal */
|
|
|
693 exit(2);
|
|
|
694 }
|
|
|
695
|
|
|
696 if (ngx_create_thread((ngx_tid_t *) &ngx_threads[n].tid,
|
|
|
697 ngx_worker_thread_cycle,
|
|
|
698 (void *) &ngx_threads[n], cycle->log) != 0)
|
|
|
699 {
|
|
|
700 /* fatal */
|
|
|
701 exit(2);
|
|
|
702 }
|
|
|
703 }
|
|
|
704 }
|
|
|
705
|
|
|
706 #endif
|
|
|
707
|
|
|
708 for ( ;; ) {
|
|
|
709 if (ngx_exiting
|
|
|
710 && ngx_event_timer_rbtree == &ngx_event_timer_sentinel)
|
|
|
711 {
|
|
26
|
712 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "exiting");
|
|
0
|
713
|
|
|
714
|
|
|
715 #if (NGX_THREADS)
|
|
|
716 ngx_terminate = 1;
|
|
|
717
|
|
|
718 ngx_wakeup_worker_threads(cycle);
|
|
|
719 #endif
|
|
|
720
|
|
26
|
721 if (ngx_debug_quit) {
|
|
|
722 ngx_debug_point();
|
|
|
723 }
|
|
|
724
|
|
0
|
725 /*
|
|
|
726 * we do not destroy cycle->pool here because a signal handler
|
|
|
727 * that uses cycle->log can be called at this point
|
|
|
728 */
|
|
54
|
729
|
|
|
730 #if 0
|
|
|
731 ngx_destroy_pool(cycle->pool);
|
|
|
732 #endif
|
|
0
|
733 exit(0);
|
|
|
734 }
|
|
|
735
|
|
|
736 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, cycle->log, 0, "worker cycle");
|
|
|
737
|
|
|
738 ngx_process_events(cycle);
|
|
|
739
|
|
|
740 if (ngx_terminate) {
|
|
26
|
741 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "exiting");
|
|
0
|
742
|
|
|
743 #if (NGX_THREADS)
|
|
|
744 ngx_wakeup_worker_threads(cycle);
|
|
|
745 #endif
|
|
|
746
|
|
|
747 /*
|
|
|
748 * we do not destroy cycle->pool here because a signal handler
|
|
|
749 * that uses cycle->log can be called at this point
|
|
|
750 */
|
|
54
|
751
|
|
|
752 #if 0
|
|
|
753 ngx_destroy_pool(cycle->pool);
|
|
|
754 #endif
|
|
|
755
|
|
0
|
756 exit(0);
|
|
|
757 }
|
|
|
758
|
|
|
759 if (ngx_quit) {
|
|
|
760 ngx_quit = 0;
|
|
26
|
761 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0,
|
|
0
|
762 "gracefully shutting down");
|
|
|
763 ngx_setproctitle("worker process is shutting down");
|
|
|
764
|
|
|
765 if (!ngx_exiting) {
|
|
|
766 ngx_close_listening_sockets(cycle);
|
|
|
767 ngx_exiting = 1;
|
|
|
768 }
|
|
|
769 }
|
|
|
770
|
|
|
771 if (ngx_reopen) {
|
|
|
772 ngx_reopen = 0;
|
|
26
|
773 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "reopening logs");
|
|
0
|
774 ngx_reopen_files(cycle, -1);
|
|
|
775 }
|
|
|
776 }
|
|
|
777 }
|
|
|
778
|
|
|
779
|
|
50
|
780 static void
|
|
|
781 ngx_worker_process_init(ngx_cycle_t *cycle, ngx_uint_t priority)
|
|
16
|
782 {
|
|
|
783 sigset_t set;
|
|
|
784 ngx_int_t n;
|
|
|
785 ngx_uint_t i;
|
|
|
786 struct timeval tv;
|
|
|
787 ngx_core_conf_t *ccf;
|
|
|
788 ngx_listening_t *ls;
|
|
|
789
|
|
|
790 ngx_gettimeofday(&tv);
|
|
|
791
|
|
|
792 ngx_start_msec = (ngx_epoch_msec_t) tv.tv_sec * 1000 + tv.tv_usec / 1000;
|
|
|
793 ngx_old_elapsed_msec = 0;
|
|
|
794 ngx_elapsed_msec = 0;
|
|
|
795
|
|
|
796
|
|
|
797 ngx_process = NGX_PROCESS_WORKER;
|
|
|
798
|
|
|
799 ccf = (ngx_core_conf_t *) ngx_get_conf(cycle->conf_ctx, ngx_core_module);
|
|
|
800
|
|
|
801 if (geteuid() == 0) {
|
|
22
|
802 if (priority && ccf->priority != 0) {
|
|
|
803 if (setpriority(PRIO_PROCESS, 0, ccf->priority) == -1) {
|
|
|
804 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
805 "setpriority(%d) failed", ccf->priority);
|
|
|
806 }
|
|
|
807 }
|
|
|
808
|
|
16
|
809 if (setgid(ccf->group) == -1) {
|
|
|
810 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
811 "setgid(%d) failed", ccf->group);
|
|
|
812 /* fatal */
|
|
|
813 exit(2);
|
|
|
814 }
|
|
|
815
|
|
22
|
816 if (initgroups(ccf->username, ccf->group) == -1) {
|
|
|
817 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
818 "initgroups(%s, %d) failed",
|
|
|
819 ccf->username, ccf->group);
|
|
|
820 }
|
|
|
821
|
|
16
|
822 if (setuid(ccf->user) == -1) {
|
|
|
823 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
824 "setuid(%d) failed", ccf->user);
|
|
|
825 /* fatal */
|
|
|
826 exit(2);
|
|
|
827 }
|
|
|
828 }
|
|
|
829
|
|
|
830 #if (NGX_HAVE_PR_SET_DUMPABLE)
|
|
|
831
|
|
|
832 /* allow coredump after setuid() in Linux 2.4.x */
|
|
|
833
|
|
|
834 if (prctl(PR_SET_DUMPABLE, 1, 0, 0, 0) == -1) {
|
|
|
835 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno,
|
|
|
836 "prctl(PR_SET_DUMPABLE) failed");
|
|
|
837 }
|
|
|
838
|
|
|
839 #endif
|
|
|
840
|
|
70
|
841 if (ccf->working_directory.len) {
|
|
72
|
842 if (chdir((char *) ccf->working_directory.data) == -1) {
|
|
70
|
843 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno,
|
|
|
844 "chdir(\"%s\") failed", ccf->working_directory.data);
|
|
|
845 /* fatal */
|
|
|
846 exit(2);
|
|
|
847 }
|
|
|
848 }
|
|
|
849
|
|
16
|
850 sigemptyset(&set);
|
|
|
851
|
|
|
852 if (sigprocmask(SIG_SETMASK, &set, NULL) == -1) {
|
|
|
853 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno,
|
|
|
854 "sigprocmask() failed");
|
|
|
855 }
|
|
|
856
|
|
|
857 ngx_init_temp_number();
|
|
|
858
|
|
|
859 /*
|
|
|
860 * disable deleting previous events for the listening sockets because
|
|
|
861 * in the worker processes there are no events at all at this point
|
|
|
862 */
|
|
|
863 ls = cycle->listening.elts;
|
|
|
864 for (i = 0; i < cycle->listening.nelts; i++) {
|
|
|
865 ls[i].remain = 0;
|
|
|
866 }
|
|
|
867
|
|
|
868 for (i = 0; ngx_modules[i]; i++) {
|
|
|
869 if (ngx_modules[i]->init_process) {
|
|
|
870 if (ngx_modules[i]->init_process(cycle) == NGX_ERROR) {
|
|
|
871 /* fatal */
|
|
|
872 exit(2);
|
|
|
873 }
|
|
|
874 }
|
|
|
875 }
|
|
|
876
|
|
|
877 for (n = 0; n < ngx_last_process; n++) {
|
|
|
878
|
|
|
879 if (ngx_processes[n].pid == -1) {
|
|
|
880 continue;
|
|
|
881 }
|
|
|
882
|
|
|
883 if (n == ngx_process_slot) {
|
|
|
884 continue;
|
|
|
885 }
|
|
|
886
|
|
|
887 if (ngx_processes[n].channel[1] == -1) {
|
|
|
888 continue;
|
|
|
889 }
|
|
|
890
|
|
|
891 if (close(ngx_processes[n].channel[1]) == -1) {
|
|
|
892 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno,
|
|
|
893 "close() channel failed");
|
|
|
894 }
|
|
|
895 }
|
|
|
896
|
|
|
897 if (close(ngx_processes[ngx_process_slot].channel[0]) == -1) {
|
|
|
898 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno,
|
|
|
899 "close() channel failed");
|
|
|
900 }
|
|
|
901
|
|
|
902 #if 0
|
|
|
903 ngx_last_process = 0;
|
|
|
904 #endif
|
|
|
905
|
|
|
906 if (ngx_add_channel_event(cycle, ngx_channel, NGX_READ_EVENT,
|
|
|
907 ngx_channel_handler) == NGX_ERROR)
|
|
|
908 {
|
|
|
909 /* fatal */
|
|
|
910 exit(2);
|
|
|
911 }
|
|
|
912 }
|
|
|
913
|
|
|
914
|
|
50
|
915 static void
|
|
|
916 ngx_channel_handler(ngx_event_t *ev)
|
|
0
|
917 {
|
|
|
918 ngx_int_t n;
|
|
|
919 ngx_channel_t ch;
|
|
|
920 ngx_connection_t *c;
|
|
|
921
|
|
16
|
922 if (ev->timedout) {
|
|
|
923 ev->timedout = 0;
|
|
|
924 return;
|
|
|
925 }
|
|
|
926
|
|
0
|
927 c = ev->data;
|
|
|
928
|
|
|
929 ngx_log_debug0(NGX_LOG_DEBUG_CORE, ev->log, 0, "channel handler");
|
|
|
930
|
|
|
931 n = ngx_read_channel(c->fd, &ch, sizeof(ngx_channel_t), ev->log);
|
|
|
932
|
|
10
|
933 ngx_log_debug1(NGX_LOG_DEBUG_CORE, ev->log, 0, "channel: %i", n);
|
|
0
|
934
|
|
10
|
935 if (n == NGX_ERROR) {
|
|
|
936 if (close(c->fd) == -1) {
|
|
|
937 ngx_log_error(NGX_LOG_ALERT, ev->log, ngx_errno,
|
|
|
938 "close() channel failed");
|
|
|
939 }
|
|
|
940
|
|
|
941 c->fd = -1;
|
|
|
942 return;
|
|
|
943 }
|
|
|
944
|
|
|
945 if (n == NGX_AGAIN) {
|
|
0
|
946 return;
|
|
|
947 }
|
|
|
948
|
|
|
949 ngx_log_debug1(NGX_LOG_DEBUG_CORE, ev->log, 0,
|
|
|
950 "channel command: %d", ch.command);
|
|
|
951
|
|
|
952 switch (ch.command) {
|
|
|
953
|
|
|
954 case NGX_CMD_QUIT:
|
|
|
955 ngx_quit = 1;
|
|
|
956 break;
|
|
|
957
|
|
|
958 case NGX_CMD_TERMINATE:
|
|
|
959 ngx_terminate = 1;
|
|
|
960 break;
|
|
|
961
|
|
|
962 case NGX_CMD_REOPEN:
|
|
|
963 ngx_reopen = 1;
|
|
|
964 break;
|
|
|
965
|
|
|
966 case NGX_CMD_OPEN_CHANNEL:
|
|
|
967
|
|
|
968 ngx_log_debug3(NGX_LOG_DEBUG_CORE, ev->log, 0,
|
|
10
|
969 "get channel s:%i pid:%P fd:%d", ch.slot, ch.pid, ch.fd);
|
|
0
|
970
|
|
|
971 ngx_processes[ch.slot].pid = ch.pid;
|
|
|
972 ngx_processes[ch.slot].channel[0] = ch.fd;
|
|
|
973 break;
|
|
|
974
|
|
|
975 case NGX_CMD_CLOSE_CHANNEL:
|
|
|
976
|
|
|
977 ngx_log_debug4(NGX_LOG_DEBUG_CORE, ev->log, 0,
|
|
10
|
978 "close channel s:%i pid:%P our:%P fd:%d",
|
|
0
|
979 ch.slot, ch.pid, ngx_processes[ch.slot].pid,
|
|
|
980 ngx_processes[ch.slot].channel[0]);
|
|
|
981
|
|
|
982 if (close(ngx_processes[ch.slot].channel[0]) == -1) {
|
|
16
|
983 ngx_log_error(NGX_LOG_ALERT, ev->log, ngx_errno,
|
|
|
984 "close() channel failed");
|
|
0
|
985 }
|
|
|
986
|
|
|
987 ngx_processes[ch.slot].channel[0] = -1;
|
|
|
988 break;
|
|
|
989 }
|
|
|
990 }
|
|
|
991
|
|
|
992
|
|
|
993 #if (NGX_THREADS)
|
|
|
994
|
|
50
|
995 static void
|
|
|
996 ngx_wakeup_worker_threads(ngx_cycle_t *cycle)
|
|
0
|
997 {
|
|
|
998 ngx_int_t i;
|
|
|
999 ngx_uint_t live;
|
|
|
1000
|
|
|
1001 for ( ;; ) {
|
|
|
1002
|
|
|
1003 live = 0;
|
|
|
1004
|
|
|
1005 for (i = 0; i < ngx_threads_n; i++) {
|
|
|
1006 if (ngx_threads[i].state < NGX_THREAD_EXIT) {
|
|
18
|
1007 if (ngx_cond_signal(ngx_threads[i].cv) == NGX_ERROR) {
|
|
|
1008 ngx_threads[i].state = NGX_THREAD_DONE;
|
|
0
|
1009
|
|
|
1010 } else {
|
|
|
1011 live = 1;
|
|
|
1012 }
|
|
|
1013 }
|
|
|
1014
|
|
|
1015 if (ngx_threads[i].state == NGX_THREAD_EXIT) {
|
|
|
1016 ngx_thread_join(ngx_threads[i].tid, NULL);
|
|
|
1017 ngx_threads[i].state = NGX_THREAD_DONE;
|
|
|
1018 }
|
|
|
1019 }
|
|
|
1020
|
|
|
1021 if (live == 0) {
|
|
|
1022 ngx_log_debug0(NGX_LOG_DEBUG_CORE, cycle->log, 0,
|
|
|
1023 "all worker threads are joined");
|
|
|
1024
|
|
|
1025 /* STUB */
|
|
|
1026 ngx_done_events(cycle);
|
|
|
1027 ngx_mutex_destroy(ngx_event_timer_mutex);
|
|
|
1028 ngx_mutex_destroy(ngx_posted_events_mutex);
|
|
|
1029
|
|
|
1030 return;
|
|
|
1031 }
|
|
|
1032
|
|
|
1033 ngx_sched_yield();
|
|
|
1034 }
|
|
|
1035 }
|
|
|
1036
|
|
|
1037
|
|
50
|
1038 static void *
|
|
|
1039 ngx_worker_thread_cycle(void *data)
|
|
0
|
1040 {
|
|
|
1041 ngx_thread_t *thr = data;
|
|
|
1042
|
|
|
1043 sigset_t set;
|
|
|
1044 ngx_err_t err;
|
|
|
1045 ngx_core_tls_t *tls;
|
|
|
1046 ngx_cycle_t *cycle;
|
|
|
1047
|
|
|
1048 cycle = (ngx_cycle_t *) ngx_cycle;
|
|
|
1049
|
|
|
1050 sigemptyset(&set);
|
|
|
1051 sigaddset(&set, ngx_signal_value(NGX_RECONFIGURE_SIGNAL));
|
|
|
1052 sigaddset(&set, ngx_signal_value(NGX_REOPEN_SIGNAL));
|
|
|
1053 sigaddset(&set, ngx_signal_value(NGX_CHANGEBIN_SIGNAL));
|
|
|
1054
|
|
|
1055 err = ngx_thread_sigmask(SIG_BLOCK, &set, NULL);
|
|
|
1056 if (err) {
|
|
|
1057 ngx_log_error(NGX_LOG_ALERT, cycle->log, err,
|
|
|
1058 ngx_thread_sigmask_n " failed");
|
|
|
1059 return (void *) 1;
|
|
|
1060 }
|
|
|
1061
|
|
|
1062 ngx_log_debug1(NGX_LOG_DEBUG_CORE, cycle->log, 0,
|
|
10
|
1063 "thread " NGX_TID_T_FMT " started", ngx_thread_self());
|
|
0
|
1064
|
|
|
1065 ngx_setthrtitle("worker thread");
|
|
|
1066
|
|
50
|
1067 tls = ngx_calloc(sizeof(ngx_core_tls_t), cycle->log);
|
|
|
1068 if (tls == NULL) {
|
|
0
|
1069 return (void *) 1;
|
|
|
1070 }
|
|
|
1071
|
|
|
1072 err = ngx_thread_set_tls(ngx_core_tls_key, tls);
|
|
|
1073 if (err != 0) {
|
|
|
1074 ngx_log_error(NGX_LOG_ALERT, cycle->log, err,
|
|
|
1075 ngx_thread_set_tls_n " failed");
|
|
|
1076 return (void *) 1;
|
|
|
1077 }
|
|
|
1078
|
|
|
1079 if (ngx_mutex_lock(ngx_posted_events_mutex) == NGX_ERROR) {
|
|
|
1080 return (void *) 1;
|
|
|
1081 }
|
|
|
1082
|
|
|
1083 for ( ;; ) {
|
|
|
1084 thr->state = NGX_THREAD_FREE;
|
|
|
1085
|
|
|
1086 if (ngx_cond_wait(thr->cv, ngx_posted_events_mutex) == NGX_ERROR) {
|
|
|
1087 return (void *) 1;
|
|
|
1088 }
|
|
|
1089
|
|
|
1090 if (ngx_terminate) {
|
|
|
1091 thr->state = NGX_THREAD_EXIT;
|
|
|
1092
|
|
|
1093 ngx_mutex_unlock(ngx_posted_events_mutex);
|
|
|
1094
|
|
|
1095 ngx_log_debug1(NGX_LOG_DEBUG_CORE, cycle->log, 0,
|
|
10
|
1096 "thread " NGX_TID_T_FMT " is done",
|
|
|
1097 ngx_thread_self());
|
|
0
|
1098
|
|
|
1099 return (void *) 0;
|
|
|
1100 }
|
|
|
1101
|
|
|
1102 thr->state = NGX_THREAD_BUSY;
|
|
|
1103
|
|
|
1104 if (ngx_event_thread_process_posted(cycle) == NGX_ERROR) {
|
|
|
1105 return (void *) 1;
|
|
|
1106 }
|
|
|
1107
|
|
|
1108 if (ngx_event_thread_process_posted(cycle) == NGX_ERROR) {
|
|
|
1109 return (void *) 1;
|
|
|
1110 }
|
|
|
1111
|
|
|
1112 if (ngx_process_changes) {
|
|
|
1113 if (ngx_process_changes(cycle, 1) == NGX_ERROR) {
|
|
|
1114 return (void *) 1;
|
|
|
1115 }
|
|
|
1116 }
|
|
|
1117 }
|
|
|
1118 }
|
|
|
1119
|
|
|
1120 #endif
|
|
16
|
1121
|
|
|
1122
|
|
50
|
1123 #if 0
|
|
|
1124
|
|
|
1125 static void
|
|
|
1126 ngx_garbage_collector_cycle(ngx_cycle_t *cycle, void *data)
|
|
16
|
1127 {
|
|
|
1128 ngx_uint_t i;
|
|
|
1129 ngx_gc_t ctx;
|
|
|
1130 ngx_path_t **path;
|
|
|
1131 ngx_event_t *ev;
|
|
|
1132
|
|
22
|
1133 ngx_worker_process_init(cycle, 0);
|
|
16
|
1134
|
|
|
1135 ev = &cycle->read_events[ngx_channel];
|
|
|
1136
|
|
|
1137 ngx_accept_mutex = NULL;
|
|
|
1138
|
|
|
1139 ngx_setproctitle("garbage collector");
|
|
|
1140
|
|
|
1141 #if 0
|
|
|
1142 ngx_add_timer(ev, 60 * 1000);
|
|
|
1143 #endif
|
|
|
1144
|
|
|
1145 for ( ;; ) {
|
|
|
1146
|
|
|
1147 if (ngx_terminate || ngx_quit) {
|
|
26
|
1148 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "exiting");
|
|
16
|
1149 exit(0);
|
|
|
1150 }
|
|
|
1151
|
|
|
1152 if (ngx_reopen) {
|
|
|
1153 ngx_reopen = 0;
|
|
26
|
1154 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, "reopening logs");
|
|
16
|
1155 ngx_reopen_files(cycle, -1);
|
|
|
1156 }
|
|
|
1157
|
|
|
1158 path = cycle->pathes.elts;
|
|
|
1159 for (i = 0; i < cycle->pathes.nelts; i++) {
|
|
|
1160 ctx.path = path[i];
|
|
|
1161 ctx.log = cycle->log;
|
|
28
|
1162 ctx.handler = path[i]->cleaner;
|
|
16
|
1163
|
|
|
1164 ngx_collect_garbage(&ctx, &path[i]->name, 0);
|
|
|
1165 }
|
|
|
1166
|
|
|
1167 ngx_add_timer(ev, 60 * 60 * 1000);
|
|
|
1168
|
|
|
1169 ngx_process_events(cycle);
|
|
|
1170 }
|
|
|
1171 }
|
|
50
|
1172
|
|
|
1173 #endif
|
