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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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10
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11
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12 static void ngx_clean_old_cycles(ngx_event_t *ev);
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13
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14
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15 volatile ngx_cycle_t *ngx_cycle;
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16 ngx_array_t ngx_old_cycles;
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17
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18 static ngx_pool_t *ngx_temp_pool;
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19 static ngx_event_t ngx_cleaner_event;
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20
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21 ngx_uint_t ngx_test_config;
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22
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23 #if (NGX_THREADS)
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24 ngx_tls_key_t ngx_core_tls_key;
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25 #endif
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26
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27
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28 /* STUB NAME */
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29 static ngx_connection_t dumb;
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30 /* STUB */
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31
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32 #ifdef NGX_ERROR_LOG_PATH
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33 static ngx_str_t error_log = ngx_string(NGX_ERROR_LOG_PATH);
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34 #else
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35 static ngx_str_t error_log = ngx_null_string;
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36 #endif
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37
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38
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39 ngx_cycle_t *ngx_init_cycle(ngx_cycle_t *old_cycle)
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40 {
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41 void *rv;
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42 ngx_uint_t i, n, failed;
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43 ngx_log_t *log;
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44 ngx_conf_t conf;
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45 ngx_pool_t *pool;
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46 ngx_cycle_t *cycle, **old;
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47 ngx_socket_t fd;
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48 ngx_list_part_t *part;
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49 ngx_open_file_t *file;
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50 ngx_listening_t *ls, *nls;
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51 ngx_core_module_t *module;
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52
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53 log = old_cycle->log;
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54
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55 if (!(pool = ngx_create_pool(16 * 1024, log))) {
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56 return NULL;
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57 }
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58 pool->log = log;
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59
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60 if (!(cycle = ngx_pcalloc(pool, sizeof(ngx_cycle_t)))) {
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61 ngx_destroy_pool(pool);
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62 return NULL;
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63 }
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64 cycle->pool = pool;
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65 cycle->log = log;
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66 cycle->old_cycle = old_cycle;
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67 cycle->conf_file = old_cycle->conf_file;
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68 cycle->root.len = sizeof(NGX_PREFIX) - 1;
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69 cycle->root.data = (u_char *) NGX_PREFIX;
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70
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71
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72 n = old_cycle->pathes.nelts ? old_cycle->pathes.nelts : 10;
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73 if (!(cycle->pathes.elts = ngx_pcalloc(pool, n * sizeof(ngx_path_t *)))) {
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74 ngx_destroy_pool(pool);
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75 return NULL;
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76 }
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77 cycle->pathes.nelts = 0;
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78 cycle->pathes.size = sizeof(ngx_path_t *);
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79 cycle->pathes.nalloc = n;
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80 cycle->pathes.pool = pool;
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81
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82
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83 if (old_cycle->open_files.part.nelts) {
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84 n = old_cycle->open_files.part.nelts;
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85 for (part = old_cycle->open_files.part.next; part; part = part->next) {
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86 n += part->nelts;
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87 }
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88
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89 } else {
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90 n = 20;
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91 }
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92
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93 if (ngx_list_init(&cycle->open_files, pool, n, sizeof(ngx_open_file_t))
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94 == NGX_ERROR)
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95 {
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96 ngx_destroy_pool(pool);
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97 return NULL;
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98 }
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99
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100
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101 if (!(cycle->new_log = ngx_log_create_errlog(cycle, NULL))) {
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102 ngx_destroy_pool(pool);
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103 return NULL;
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104 }
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105
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106 cycle->new_log->file->name = error_log;
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107
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108
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109 n = old_cycle->listening.nelts ? old_cycle->listening.nelts : 10;
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110 cycle->listening.elts = ngx_pcalloc(pool, n * sizeof(ngx_listening_t));
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111 if (cycle->listening.elts == NULL) {
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112 ngx_destroy_pool(pool);
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113 return NULL;
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114 }
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115 cycle->listening.nelts = 0;
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116 cycle->listening.size = sizeof(ngx_listening_t);
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117 cycle->listening.nalloc = n;
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118 cycle->listening.pool = pool;
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119
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120
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121 cycle->conf_ctx = ngx_pcalloc(pool, ngx_max_module * sizeof(void *));
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122 if (cycle->conf_ctx == NULL) {
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123 ngx_destroy_pool(pool);
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124 return NULL;
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125 }
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126
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127
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128 for (i = 0; ngx_modules[i]; i++) {
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129 if (ngx_modules[i]->type != NGX_CORE_MODULE) {
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130 continue;
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131 }
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132
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133 module = ngx_modules[i]->ctx;
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134
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135 if (module->create_conf) {
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136 rv = module->create_conf(cycle);
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137 if (rv == NGX_CONF_ERROR) {
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138 ngx_destroy_pool(pool);
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139 return NULL;
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140 }
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141 cycle->conf_ctx[ngx_modules[i]->index] = rv;
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142 }
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143 }
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144
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145
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146 ngx_memzero(&conf, sizeof(ngx_conf_t));
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147 /* STUB: init array ? */
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148 conf.args = ngx_create_array(pool, 10, sizeof(ngx_str_t));
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149 if (conf.args == NULL) {
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150 ngx_destroy_pool(pool);
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151 return NULL;
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152 }
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153
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154 conf.ctx = cycle->conf_ctx;
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155 conf.cycle = cycle;
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156 conf.pool = pool;
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157 conf.log = log;
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158 conf.module_type = NGX_CORE_MODULE;
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159 conf.cmd_type = NGX_MAIN_CONF;
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160
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4
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161 #if 0
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162 log->log_level = NGX_LOG_DEBUG_ALL;
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163 #endif
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0
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164
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165 if (ngx_conf_parse(&conf, &cycle->conf_file) != NGX_CONF_OK) {
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166 ngx_destroy_pool(pool);
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167 return NULL;
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168 }
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169
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170 if (ngx_test_config) {
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171 ngx_log_error(NGX_LOG_INFO, log, 0,
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172 "the configuration file %s syntax is ok",
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173 cycle->conf_file.data);
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174 }
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175
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176
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177 for (i = 0; ngx_modules[i]; i++) {
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178 if (ngx_modules[i]->type != NGX_CORE_MODULE) {
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179 continue;
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180 }
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181
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182 module = ngx_modules[i]->ctx;
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183
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184 if (module->init_conf) {
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185 if (module->init_conf(cycle, cycle->conf_ctx[ngx_modules[i]->index])
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186 == NGX_CONF_ERROR)
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187 {
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188 ngx_destroy_pool(pool);
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189 return NULL;
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190 }
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191 }
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192 }
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193
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194
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195 failed = 0;
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196
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197
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198 #if !(WIN32)
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199 if (ngx_create_pidfile(cycle, old_cycle) == NGX_ERROR) {
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200 failed = 1;
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201 }
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202 #endif
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203
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204
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205 if (!failed) {
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206
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207 part = &cycle->open_files.part;
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208 file = part->elts;
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209
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210 for (i = 0; /* void */ ; i++) {
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211
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212 if (i >= part->nelts) {
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213 if (part->next == NULL) {
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214 break;
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215 }
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216 part = part->next;
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217 file = part->elts;
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218 i = 0;
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219 }
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220
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221 if (file[i].name.data == NULL) {
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222 continue;
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223 }
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224
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225 file[i].fd = ngx_open_file(file[i].name.data,
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226 NGX_FILE_RDWR,
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227 NGX_FILE_CREATE_OR_OPEN|NGX_FILE_APPEND);
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228
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229 ngx_log_debug3(NGX_LOG_DEBUG_CORE, log, 0,
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230 "log: %0X %d \"%s\"",
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231 &file[i], file[i].fd, file[i].name.data);
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232
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233 if (file[i].fd == NGX_INVALID_FILE) {
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234 ngx_log_error(NGX_LOG_EMERG, log, ngx_errno,
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235 ngx_open_file_n " \"%s\" failed",
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236 file[i].name.data);
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237 failed = 1;
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238 break;
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239 }
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240
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241 #if (WIN32)
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242 if (ngx_file_append_mode(file[i].fd) == NGX_ERROR) {
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243 ngx_log_error(NGX_LOG_EMERG, log, ngx_errno,
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244 ngx_file_append_mode_n " \"%s\" failed",
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245 file[i].name.data);
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246 failed = 1;
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247 break;
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248 }
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249 #else
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250 if (fcntl(file[i].fd, F_SETFD, FD_CLOEXEC) == -1) {
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251 ngx_log_error(NGX_LOG_EMERG, log, ngx_errno,
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252 "fcntl(FD_CLOEXEC) \"%s\" failed",
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253 file[i].name.data);
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254 failed = 1;
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255 break;
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256 }
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257 #endif
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258 }
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259 }
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260
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261 cycle->log = cycle->new_log;
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262 pool->log = cycle->new_log;
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263
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264 if (cycle->log->log_level == 0) {
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265 cycle->log->log_level = NGX_LOG_ERR;
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266 }
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267
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268 if (!failed) {
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269 if (old_cycle->listening.nelts) {
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270 ls = old_cycle->listening.elts;
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271 for (i = 0; i < old_cycle->listening.nelts; i++) {
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272 ls[i].remain = 0;
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273 }
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274
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275 nls = cycle->listening.elts;
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276 for (n = 0; n < cycle->listening.nelts; n++) {
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277 for (i = 0; i < old_cycle->listening.nelts; i++) {
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278 if (ls[i].ignore) {
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279 continue;
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280 }
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281
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282 if (ngx_memcmp(nls[n].sockaddr,
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283 ls[i].sockaddr, ls[i].socklen) == 0)
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284 {
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285 fd = ls[i].fd;
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286 #if (WIN32)
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287 /*
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288 * Winsock assignes a socket number divisible by 4 so
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289 * to find a connection we divide a socket number by 4.
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290 */
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291
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292 fd /= 4;
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293 #endif
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294 if (fd >= (ngx_socket_t) cycle->connection_n) {
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295 ngx_log_error(NGX_LOG_EMERG, log, 0,
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296 "%d connections is not enough to hold "
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297 "an open listening socket on %s, "
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298 "required at least %d connections",
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299 cycle->connection_n,
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300 ls[i].addr_text.data, fd);
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301 failed = 1;
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302 break;
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303 }
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304
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305 nls[n].fd = ls[i].fd;
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306 nls[i].remain = 1;
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307 ls[i].remain = 1;
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308 break;
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309 }
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310 }
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311
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312 if (nls[n].fd == -1) {
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4
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313 nls[n].open = 1;
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0
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314 }
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315 }
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316
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317 } else {
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318 ls = cycle->listening.elts;
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319 for (i = 0; i < cycle->listening.nelts; i++) {
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4
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320 ls[i].open = 1;
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0
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321 }
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322 }
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323
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324 if (!ngx_test_config && !failed) {
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325 if (ngx_open_listening_sockets(cycle) == NGX_ERROR) {
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326 failed = 1;
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327 }
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328 }
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329 }
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330
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331 if (failed) {
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332
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333 /* rollback the new cycle configuration */
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334
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335 part = &cycle->open_files.part;
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336 file = part->elts;
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337
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338 for (i = 0; /* void */ ; i++) {
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339
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340 if (i >= part->nelts) {
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341 if (part->next == NULL) {
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342 break;
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343 }
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344 part = part->next;
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345 file = part->elts;
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346 i = 0;
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347 }
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348
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349 if (file[i].fd == NGX_INVALID_FILE
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350 || file[i].fd == ngx_stderr_fileno)
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351 {
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352 continue;
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353 }
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354
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355 if (ngx_close_file(file[i].fd) == NGX_FILE_ERROR) {
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356 ngx_log_error(NGX_LOG_EMERG, log, ngx_errno,
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357 ngx_close_file_n " \"%s\" failed",
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358 file[i].name.data);
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359 }
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360 }
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361
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362 if (ngx_test_config) {
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363 ngx_destroy_pool(pool);
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364 return NULL;
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365 }
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366
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367 ls = cycle->listening.elts;
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368 for (i = 0; i < cycle->listening.nelts; i++) {
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4
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369 if (ls[i].fd == -1 || !ls[i].open) {
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0
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370 continue;
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371 }
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372
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373 if (ngx_close_socket(ls[i].fd) == -1) {
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374 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno,
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375 ngx_close_socket_n " %s failed",
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376 ls[i].addr_text.data);
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377 }
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378 }
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379
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380 ngx_destroy_pool(pool);
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381 return NULL;
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382 }
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383
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384
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385 /* commit the new cycle configuration */
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386
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387 #if !(WIN32)
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388
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389 if (!ngx_test_config && cycle->log->file->fd != STDERR_FILENO) {
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390
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391 ngx_log_debug3(NGX_LOG_DEBUG_CORE, log, 0,
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392 "dup2: %0X %d \"%s\"",
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393 cycle->log->file,
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394 cycle->log->file->fd, cycle->log->file->name.data);
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395
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396 if (dup2(cycle->log->file->fd, STDERR_FILENO) == NGX_ERROR) {
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397 ngx_log_error(NGX_LOG_EMERG, log, ngx_errno,
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398 "dup2(STDERR) failed");
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399 /* fatal */
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400 exit(1);
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401 }
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402 }
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403
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404 #endif
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405
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406 pool->log = cycle->log;
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407
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408 for (i = 0; ngx_modules[i]; i++) {
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409 if (ngx_modules[i]->init_module) {
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410 if (ngx_modules[i]->init_module(cycle) == NGX_ERROR) {
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411 /* fatal */
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412 exit(1);
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413 }
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414 }
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415 }
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416
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417 /* close and delete stuff that lefts from an old cycle */
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418
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419 /* close the unneeded listening sockets */
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420
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421 ls = old_cycle->listening.elts;
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422 for (i = 0; i < old_cycle->listening.nelts; i++) {
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423 if (ls[i].remain) {
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424 continue;
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425 }
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426
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|
|
427 if (ngx_close_socket(ls[i].fd) == -1) {
|
|
|
428 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno,
|
|
|
429 ngx_close_socket_n " %s failed",
|
|
|
430 ls[i].addr_text.data);
|
|
|
431 }
|
|
|
432 }
|
|
|
433
|
|
|
434
|
|
|
435 /* close the unneeded open files */
|
|
|
436
|
|
|
437 part = &old_cycle->open_files.part;
|
|
|
438 file = part->elts;
|
|
|
439
|
|
|
440 for (i = 0; /* void */ ; i++) {
|
|
|
441
|
|
|
442 if (i >= part->nelts) {
|
|
|
443 if (part->next == NULL) {
|
|
|
444 break;
|
|
|
445 }
|
|
|
446 part = part->next;
|
|
|
447 file = part->elts;
|
|
|
448 i = 0;
|
|
|
449 }
|
|
|
450
|
|
|
451 if (file[i].fd == NGX_INVALID_FILE || file[i].fd == ngx_stderr_fileno) {
|
|
|
452 continue;
|
|
|
453 }
|
|
|
454
|
|
|
455 if (ngx_close_file(file[i].fd) == NGX_FILE_ERROR) {
|
|
|
456 ngx_log_error(NGX_LOG_EMERG, log, ngx_errno,
|
|
|
457 ngx_close_file_n " \"%s\" failed",
|
|
|
458 file[i].name.data);
|
|
|
459 }
|
|
|
460 }
|
|
|
461
|
|
|
462 if (old_cycle->connections == NULL) {
|
|
|
463 /* an old cycle is an init cycle */
|
|
|
464 ngx_destroy_pool(old_cycle->pool);
|
|
|
465 return cycle;
|
|
|
466 }
|
|
|
467
|
|
|
468 if (ngx_process == NGX_PROCESS_MASTER) {
|
|
|
469 ngx_destroy_pool(old_cycle->pool);
|
|
|
470 return cycle;
|
|
|
471 }
|
|
|
472
|
|
|
473 if (ngx_temp_pool == NULL) {
|
|
|
474 ngx_temp_pool = ngx_create_pool(128, cycle->log);
|
|
|
475 if (ngx_temp_pool == NULL) {
|
|
|
476 ngx_log_error(NGX_LOG_EMERG, cycle->log, 0,
|
|
|
477 "can not create ngx_temp_pool");
|
|
|
478 exit(1);
|
|
|
479 }
|
|
|
480
|
|
|
481 n = 10;
|
|
|
482 ngx_old_cycles.elts = ngx_pcalloc(ngx_temp_pool,
|
|
|
483 n * sizeof(ngx_cycle_t *));
|
|
|
484 if (ngx_old_cycles.elts == NULL) {
|
|
|
485 exit(1);
|
|
|
486 }
|
|
|
487 ngx_old_cycles.nelts = 0;
|
|
|
488 ngx_old_cycles.size = sizeof(ngx_cycle_t *);
|
|
|
489 ngx_old_cycles.nalloc = n;
|
|
|
490 ngx_old_cycles.pool = ngx_temp_pool;
|
|
|
491
|
|
|
492 ngx_cleaner_event.event_handler = ngx_clean_old_cycles;
|
|
|
493 ngx_cleaner_event.log = cycle->log;
|
|
|
494 ngx_cleaner_event.data = &dumb;
|
|
|
495 dumb.fd = (ngx_socket_t) -1;
|
|
|
496 }
|
|
|
497
|
|
|
498 ngx_temp_pool->log = cycle->log;
|
|
|
499
|
|
|
500 old = ngx_push_array(&ngx_old_cycles);
|
|
|
501 if (old == NULL) {
|
|
|
502 exit(1);
|
|
|
503 }
|
|
|
504 *old = old_cycle;
|
|
|
505
|
|
|
506 if (!ngx_cleaner_event.timer_set) {
|
|
|
507 ngx_add_timer(&ngx_cleaner_event, 30000);
|
|
|
508 ngx_cleaner_event.timer_set = 1;
|
|
|
509 }
|
|
|
510
|
|
|
511 return cycle;
|
|
|
512 }
|
|
|
513
|
|
|
514
|
|
|
515 #if !(WIN32)
|
|
|
516
|
|
|
517 ngx_int_t ngx_create_pidfile(ngx_cycle_t *cycle, ngx_cycle_t *old_cycle)
|
|
|
518 {
|
|
|
519 ngx_uint_t trunc;
|
|
|
520 size_t len;
|
|
|
521 u_char *name, pid[NGX_INT64_LEN + 1];
|
|
|
522 ngx_file_t file;
|
|
|
523 ngx_core_conf_t *ccf, *old_ccf;
|
|
|
524
|
|
|
525 if (!ngx_test_config && old_cycle && old_cycle->conf_ctx == NULL) {
|
|
|
526
|
|
|
527 /*
|
|
|
528 * do not create the pid file in the first ngx_init_cycle() call
|
|
|
529 * because we need to write the demonized process pid
|
|
|
530 */
|
|
|
531
|
|
|
532 return NGX_OK;
|
|
|
533 }
|
|
|
534
|
|
|
535 ccf = (ngx_core_conf_t *) ngx_get_conf(cycle->conf_ctx, ngx_core_module);
|
|
|
536
|
|
|
537 if (!ngx_test_config && old_cycle) {
|
|
|
538 old_ccf = (ngx_core_conf_t *) ngx_get_conf(old_cycle->conf_ctx,
|
|
|
539 ngx_core_module);
|
|
|
540
|
|
|
541 if (ccf->pid.len == old_ccf->pid.len
|
|
|
542 && ngx_strcmp(ccf->pid.data, old_ccf->pid.data) == 0)
|
|
|
543 {
|
|
|
544
|
|
|
545 /* pid file name is the same */
|
|
|
546
|
|
|
547 return NGX_OK;
|
|
|
548 }
|
|
|
549 }
|
|
|
550
|
|
|
551 len = ngx_snprintf((char *) pid, NGX_INT64_LEN + 1, PID_T_FMT, ngx_pid);
|
|
|
552
|
|
|
553 ngx_memzero(&file, sizeof(ngx_file_t));
|
|
|
554 file.name = (ngx_inherited && getppid() > 1) ? ccf->newpid : ccf->pid;
|
|
|
555 file.log = cycle->log;
|
|
|
556
|
|
|
557 trunc = ngx_test_config ? 0: NGX_FILE_TRUNCATE;
|
|
|
558
|
|
|
559 file.fd = ngx_open_file(file.name.data, NGX_FILE_RDWR,
|
|
|
560 NGX_FILE_CREATE_OR_OPEN|trunc);
|
|
|
561
|
|
|
562 if (file.fd == NGX_INVALID_FILE) {
|
|
|
563 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
564 ngx_open_file_n " \"%s\" failed", file.name.data);
|
|
|
565 return NGX_ERROR;
|
|
|
566 }
|
|
|
567
|
|
|
568 if (!ngx_test_config) {
|
|
|
569 if (ngx_write_file(&file, pid, len, 0) == NGX_ERROR) {
|
|
|
570 return NGX_ERROR;
|
|
|
571 }
|
|
|
572 }
|
|
|
573
|
|
|
574 if (ngx_close_file(file.fd) == NGX_FILE_ERROR) {
|
|
|
575 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno,
|
|
|
576 ngx_close_file_n " \"%s\" failed", file.name.data);
|
|
|
577 }
|
|
|
578
|
|
|
579 ngx_delete_pidfile(old_cycle);
|
|
|
580
|
|
|
581 return NGX_OK;
|
|
|
582 }
|
|
|
583
|
|
|
584
|
|
|
585 void ngx_delete_pidfile(ngx_cycle_t *cycle)
|
|
|
586 {
|
|
|
587 u_char *name;
|
|
|
588 ngx_core_conf_t *ccf;
|
|
|
589
|
|
|
590 if (cycle == NULL || cycle->conf_ctx == NULL) {
|
|
|
591 return;
|
|
|
592 }
|
|
|
593
|
|
|
594 ccf = (ngx_core_conf_t *) ngx_get_conf(cycle->conf_ctx, ngx_core_module);
|
|
|
595
|
|
|
596 if (ngx_inherited && getppid() > 1) {
|
|
|
597 name = ccf->newpid.data;
|
|
|
598
|
|
|
599 } else {
|
|
|
600 name = ccf->pid.data;
|
|
|
601 }
|
|
|
602
|
|
|
603 if (ngx_delete_file(name) == NGX_FILE_ERROR) {
|
|
|
604 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno,
|
|
|
605 ngx_delete_file_n " \"%s\" failed", name);
|
|
|
606 }
|
|
|
607 }
|
|
|
608
|
|
|
609 #endif
|
|
|
610
|
|
|
611
|
|
|
612 void ngx_reopen_files(ngx_cycle_t *cycle, ngx_uid_t user)
|
|
|
613 {
|
|
|
614 ngx_fd_t fd;
|
|
|
615 ngx_uint_t i;
|
|
|
616 ngx_list_part_t *part;
|
|
|
617 ngx_open_file_t *file;
|
|
2
|
618 #if !(WIN32)
|
|
|
619 ngx_file_info_t fi;
|
|
|
620 #endif
|
|
0
|
621
|
|
|
622 part = &cycle->open_files.part;
|
|
|
623 file = part->elts;
|
|
|
624
|
|
|
625 for (i = 0; /* void */ ; i++) {
|
|
|
626
|
|
|
627 if (i >= part->nelts) {
|
|
|
628 if (part->next == NULL) {
|
|
|
629 break;
|
|
|
630 }
|
|
|
631 part = part->next;
|
|
|
632 i = 0;
|
|
|
633 }
|
|
|
634
|
|
|
635 if (file[i].name.data == NULL) {
|
|
|
636 continue;
|
|
|
637 }
|
|
|
638
|
|
|
639 fd = ngx_open_file(file[i].name.data, NGX_FILE_RDWR,
|
|
|
640 NGX_FILE_CREATE_OR_OPEN|NGX_FILE_APPEND);
|
|
|
641
|
|
|
642 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, cycle->log, 0,
|
|
|
643 "reopen file \"%s\", old:%d new:%d",
|
|
|
644 file[i].name.data, file[i].fd, fd);
|
|
|
645
|
|
|
646 if (fd == NGX_INVALID_FILE) {
|
|
|
647 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
648 ngx_open_file_n " \"%s\" failed", file[i].name.data);
|
|
|
649 continue;
|
|
|
650 }
|
|
|
651
|
|
|
652 #if (WIN32)
|
|
|
653 if (ngx_file_append_mode(fd) == NGX_ERROR) {
|
|
|
654 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
655 ngx_file_append_mode_n " \"%s\" failed",
|
|
|
656 file[i].name.data);
|
|
|
657
|
|
|
658 if (ngx_close_file(fd) == NGX_FILE_ERROR) {
|
|
|
659 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
660 ngx_close_file_n " \"%s\" failed",
|
|
|
661 file[i].name.data);
|
|
|
662 }
|
|
|
663
|
|
|
664 continue;
|
|
|
665 }
|
|
|
666 #else
|
|
|
667 if (user != (ngx_uid_t) -1) {
|
|
|
668 if (chown((const char *) file[i].name.data, user, -1) == -1) {
|
|
|
669 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
670 "chown \"%s\" failed", file[i].name.data);
|
|
|
671
|
|
|
672 if (ngx_close_file(fd) == NGX_FILE_ERROR) {
|
|
|
673 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
674 ngx_close_file_n " \"%s\" failed",
|
|
|
675 file[i].name.data);
|
|
|
676 }
|
|
|
677 }
|
|
2
|
678
|
|
|
679 if (ngx_file_info((const char *) file[i].name.data, &fi) == -1) {
|
|
|
680 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
681 ngx_file_info_n " \"%s\" failed",
|
|
|
682 file[i].name.data);
|
|
|
683
|
|
|
684 if (ngx_close_file(fd) == NGX_FILE_ERROR) {
|
|
|
685 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
686 ngx_close_file_n " \"%s\" failed",
|
|
|
687 file[i].name.data);
|
|
|
688 }
|
|
|
689 }
|
|
|
690
|
|
|
691 if ((fi.st_mode & (S_IRUSR|S_IWUSR)) != (S_IRUSR|S_IWUSR)) {
|
|
|
692
|
|
|
693 fi.st_mode |= (S_IRUSR|S_IWUSR);
|
|
|
694
|
|
|
695 if (chmod((const char *) file[i].name.data, fi.st_mode) == -1) {
|
|
|
696 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
697 "chmod \"%s\" failed",
|
|
|
698 file[i].name.data);
|
|
|
699
|
|
|
700 if (ngx_close_file(fd) == NGX_FILE_ERROR) {
|
|
|
701 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
702 ngx_close_file_n " \"%s\" failed",
|
|
|
703 file[i].name.data);
|
|
|
704 }
|
|
|
705 }
|
|
|
706 }
|
|
0
|
707 }
|
|
|
708
|
|
|
709 if (fcntl(fd, F_SETFD, FD_CLOEXEC) == -1) {
|
|
|
710 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
711 "fcntl(FD_CLOEXEC) \"%s\" failed",
|
|
|
712 file[i].name.data);
|
|
|
713
|
|
|
714 if (ngx_close_file(fd) == NGX_FILE_ERROR) {
|
|
|
715 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
716 ngx_close_file_n " \"%s\" failed",
|
|
|
717 file[i].name.data);
|
|
|
718 }
|
|
|
719
|
|
|
720 continue;
|
|
|
721 }
|
|
|
722 #endif
|
|
|
723
|
|
|
724 if (ngx_close_file(file[i].fd) == NGX_FILE_ERROR) {
|
|
|
725 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
726 ngx_close_file_n " \"%s\" failed",
|
|
|
727 file[i].name.data);
|
|
|
728 }
|
|
|
729
|
|
|
730 file[i].fd = fd;
|
|
|
731 }
|
|
|
732
|
|
|
733 #if !(WIN32)
|
|
|
734
|
|
|
735 if (cycle->log->file->fd != STDERR_FILENO) {
|
|
|
736 if (dup2(cycle->log->file->fd, STDERR_FILENO) == -1) {
|
|
|
737 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
738 "dup2(STDERR) failed");
|
|
|
739 }
|
|
|
740 }
|
|
|
741
|
|
|
742 #endif
|
|
|
743 }
|
|
|
744
|
|
|
745
|
|
|
746 static void ngx_clean_old_cycles(ngx_event_t *ev)
|
|
|
747 {
|
|
|
748 ngx_uint_t i, n, found, live;
|
|
|
749 ngx_log_t *log;
|
|
|
750 ngx_cycle_t **cycle;
|
|
|
751
|
|
|
752 log = ngx_cycle->log;
|
|
|
753 ngx_temp_pool->log = log;
|
|
|
754
|
|
|
755 ngx_log_debug0(NGX_LOG_DEBUG_CORE, log, 0, "clean old cycles");
|
|
|
756
|
|
|
757 live = 0;
|
|
|
758
|
|
|
759 cycle = ngx_old_cycles.elts;
|
|
|
760 for (i = 0; i < ngx_old_cycles.nelts; i++) {
|
|
|
761
|
|
|
762 if (cycle[i] == NULL) {
|
|
|
763 continue;
|
|
|
764 }
|
|
|
765
|
|
|
766 found = 0;
|
|
|
767
|
|
|
768 for (n = 0; n < cycle[i]->connection_n; n++) {
|
|
|
769 if (cycle[i]->connections[n].fd != (ngx_socket_t) -1) {
|
|
|
770 found = 1;
|
|
|
771
|
|
|
772 ngx_log_debug1(NGX_LOG_DEBUG_CORE, log, 0, "live fd:%d", n);
|
|
|
773
|
|
|
774 break;
|
|
|
775 }
|
|
|
776 }
|
|
|
777
|
|
|
778 if (found) {
|
|
|
779 live = 1;
|
|
|
780 continue;
|
|
|
781 }
|
|
|
782
|
|
|
783 ngx_log_debug1(NGX_LOG_DEBUG_CORE, log, 0, "clean old cycle: %d", i);
|
|
|
784
|
|
|
785 ngx_destroy_pool(cycle[i]->pool);
|
|
|
786 cycle[i] = NULL;
|
|
|
787 }
|
|
|
788
|
|
|
789 ngx_log_debug1(NGX_LOG_DEBUG_CORE, log, 0, "old cycles status: %d", live);
|
|
|
790
|
|
|
791 if (live) {
|
|
|
792 ngx_add_timer(ev, 30000);
|
|
|
793
|
|
|
794 } else {
|
|
|
795 ngx_destroy_pool(ngx_temp_pool);
|
|
|
796 ngx_temp_pool = NULL;
|
|
|
797 ngx_old_cycles.nelts = 0;
|
|
|
798 }
|
|
|
799 }
|
