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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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10
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12 static ngx_int_t ngx_cmp_sockaddr(struct sockaddr *s1, struct sockaddr *s2);
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0
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13 static void ngx_clean_old_cycles(ngx_event_t *ev);
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14
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15
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16 volatile ngx_cycle_t *ngx_cycle;
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17 ngx_array_t ngx_old_cycles;
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18
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19 static ngx_pool_t *ngx_temp_pool;
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20 static ngx_event_t ngx_cleaner_event;
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21
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22 ngx_uint_t ngx_test_config;
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23
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24 #if (NGX_THREADS)
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25 ngx_tls_key_t ngx_core_tls_key;
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26 #endif
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27
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28
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29 /* STUB NAME */
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30 static ngx_connection_t dumb;
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31 /* STUB */
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32
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33 #ifdef NGX_ERROR_LOG_PATH
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34 static ngx_str_t error_log = ngx_string(NGX_ERROR_LOG_PATH);
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35 #else
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36 static ngx_str_t error_log = ngx_null_string;
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37 #endif
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38
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39
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40 ngx_cycle_t *ngx_init_cycle(ngx_cycle_t *old_cycle)
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41 {
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42 void *rv;
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43 ngx_uint_t i, n, failed;
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44 ngx_log_t *log;
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45 ngx_conf_t conf;
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46 ngx_pool_t *pool;
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47 ngx_cycle_t *cycle, **old;
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48 ngx_socket_t fd;
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49 ngx_list_part_t *part;
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50 ngx_open_file_t *file;
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51 ngx_listening_t *ls, *nls;
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52 ngx_core_module_t *module;
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53
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54 log = old_cycle->log;
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55
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56 if (!(pool = ngx_create_pool(16 * 1024, log))) {
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57 return NULL;
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58 }
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59 pool->log = log;
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60
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61 if (!(cycle = ngx_pcalloc(pool, sizeof(ngx_cycle_t)))) {
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62 ngx_destroy_pool(pool);
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63 return NULL;
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64 }
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65 cycle->pool = pool;
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66 cycle->log = log;
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67 cycle->old_cycle = old_cycle;
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68 cycle->conf_file = old_cycle->conf_file;
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69 cycle->root.len = sizeof(NGX_PREFIX) - 1;
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70 cycle->root.data = (u_char *) NGX_PREFIX;
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71
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72
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73 n = old_cycle->pathes.nelts ? old_cycle->pathes.nelts : 10;
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74 if (!(cycle->pathes.elts = ngx_pcalloc(pool, n * sizeof(ngx_path_t *)))) {
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75 ngx_destroy_pool(pool);
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76 return NULL;
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77 }
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78 cycle->pathes.nelts = 0;
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79 cycle->pathes.size = sizeof(ngx_path_t *);
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80 cycle->pathes.nalloc = n;
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81 cycle->pathes.pool = pool;
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82
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83
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84 if (old_cycle->open_files.part.nelts) {
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85 n = old_cycle->open_files.part.nelts;
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86 for (part = old_cycle->open_files.part.next; part; part = part->next) {
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87 n += part->nelts;
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88 }
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89
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90 } else {
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91 n = 20;
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92 }
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93
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94 if (ngx_list_init(&cycle->open_files, pool, n, sizeof(ngx_open_file_t))
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95 == NGX_ERROR)
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96 {
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97 ngx_destroy_pool(pool);
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98 return NULL;
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99 }
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100
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101
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102 if (!(cycle->new_log = ngx_log_create_errlog(cycle, NULL))) {
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103 ngx_destroy_pool(pool);
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104 return NULL;
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105 }
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106
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107 cycle->new_log->file->name = error_log;
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108
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109
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110 n = old_cycle->listening.nelts ? old_cycle->listening.nelts : 10;
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111 cycle->listening.elts = ngx_pcalloc(pool, n * sizeof(ngx_listening_t));
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112 if (cycle->listening.elts == NULL) {
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113 ngx_destroy_pool(pool);
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114 return NULL;
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115 }
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116 cycle->listening.nelts = 0;
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117 cycle->listening.size = sizeof(ngx_listening_t);
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118 cycle->listening.nalloc = n;
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119 cycle->listening.pool = pool;
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120
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121
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122 cycle->conf_ctx = ngx_pcalloc(pool, ngx_max_module * sizeof(void *));
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123 if (cycle->conf_ctx == NULL) {
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124 ngx_destroy_pool(pool);
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125 return NULL;
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126 }
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127
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128
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129 for (i = 0; ngx_modules[i]; i++) {
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130 if (ngx_modules[i]->type != NGX_CORE_MODULE) {
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131 continue;
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132 }
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133
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134 module = ngx_modules[i]->ctx;
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135
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136 if (module->create_conf) {
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137 rv = module->create_conf(cycle);
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138 if (rv == NGX_CONF_ERROR) {
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139 ngx_destroy_pool(pool);
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140 return NULL;
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141 }
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142 cycle->conf_ctx[ngx_modules[i]->index] = rv;
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143 }
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144 }
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145
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146
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147 ngx_memzero(&conf, sizeof(ngx_conf_t));
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148 /* STUB: init array ? */
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149 conf.args = ngx_create_array(pool, 10, sizeof(ngx_str_t));
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150 if (conf.args == NULL) {
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151 ngx_destroy_pool(pool);
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152 return NULL;
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153 }
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154
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155 conf.ctx = cycle->conf_ctx;
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156 conf.cycle = cycle;
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157 conf.pool = pool;
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158 conf.log = log;
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159 conf.module_type = NGX_CORE_MODULE;
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160 conf.cmd_type = NGX_MAIN_CONF;
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161
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4
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162 #if 0
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163 log->log_level = NGX_LOG_DEBUG_ALL;
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164 #endif
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0
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165
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166 if (ngx_conf_parse(&conf, &cycle->conf_file) != NGX_CONF_OK) {
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167 ngx_destroy_pool(pool);
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168 return NULL;
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169 }
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170
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171 if (ngx_test_config) {
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172 ngx_log_error(NGX_LOG_INFO, log, 0,
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173 "the configuration file %s syntax is ok",
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174 cycle->conf_file.data);
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175 }
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176
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177
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178 for (i = 0; ngx_modules[i]; i++) {
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179 if (ngx_modules[i]->type != NGX_CORE_MODULE) {
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180 continue;
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181 }
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182
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183 module = ngx_modules[i]->ctx;
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184
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185 if (module->init_conf) {
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186 if (module->init_conf(cycle, cycle->conf_ctx[ngx_modules[i]->index])
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187 == NGX_CONF_ERROR)
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188 {
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189 ngx_destroy_pool(pool);
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190 return NULL;
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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
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196 failed = 0;
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197
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198
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10
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199 #if !(NGX_WIN32)
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0
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200 if (ngx_create_pidfile(cycle, old_cycle) == NGX_ERROR) {
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201 failed = 1;
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202 }
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203 #endif
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204
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205
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206 if (!failed) {
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207
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10
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208 /* open the new files */
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209
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0
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210 part = &cycle->open_files.part;
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211 file = part->elts;
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212
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213 for (i = 0; /* void */ ; i++) {
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214
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215 if (i >= part->nelts) {
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216 if (part->next == NULL) {
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217 break;
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218 }
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219 part = part->next;
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220 file = part->elts;
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221 i = 0;
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222 }
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223
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224 if (file[i].name.data == NULL) {
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225 continue;
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226 }
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227
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228 file[i].fd = ngx_open_file(file[i].name.data,
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229 NGX_FILE_RDWR,
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230 NGX_FILE_CREATE_OR_OPEN|NGX_FILE_APPEND);
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231
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232 ngx_log_debug3(NGX_LOG_DEBUG_CORE, log, 0,
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10
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233 "log: %p %d \"%s\"",
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0
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234 &file[i], file[i].fd, file[i].name.data);
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235
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236 if (file[i].fd == NGX_INVALID_FILE) {
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237 ngx_log_error(NGX_LOG_EMERG, log, ngx_errno,
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238 ngx_open_file_n " \"%s\" failed",
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239 file[i].name.data);
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240 failed = 1;
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241 break;
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242 }
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243
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10
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244 #if (NGX_WIN32)
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0
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245 if (ngx_file_append_mode(file[i].fd) == NGX_ERROR) {
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246 ngx_log_error(NGX_LOG_EMERG, log, ngx_errno,
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247 ngx_file_append_mode_n " \"%s\" failed",
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248 file[i].name.data);
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249 failed = 1;
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250 break;
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251 }
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252 #else
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253 if (fcntl(file[i].fd, F_SETFD, FD_CLOEXEC) == -1) {
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254 ngx_log_error(NGX_LOG_EMERG, log, ngx_errno,
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255 "fcntl(FD_CLOEXEC) \"%s\" failed",
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256 file[i].name.data);
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257 failed = 1;
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258 break;
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259 }
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260 #endif
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261 }
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262 }
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263
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264 cycle->log = cycle->new_log;
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265 pool->log = cycle->new_log;
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266
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267 if (cycle->log->log_level == 0) {
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268 cycle->log->log_level = NGX_LOG_ERR;
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269 }
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270
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271 if (!failed) {
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10
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272
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273 /* handle the listening sockets */
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274
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0
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275 if (old_cycle->listening.nelts) {
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276 ls = old_cycle->listening.elts;
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277 for (i = 0; i < old_cycle->listening.nelts; i++) {
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278 ls[i].remain = 0;
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279 }
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280
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281 nls = cycle->listening.elts;
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282 for (n = 0; n < cycle->listening.nelts; n++) {
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10
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283
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0
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284 for (i = 0; i < old_cycle->listening.nelts; i++) {
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285 if (ls[i].ignore) {
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286 continue;
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287 }
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288
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10
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289 if (ngx_cmp_sockaddr(nls[n].sockaddr, ls[i].sockaddr)
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290 == NGX_OK)
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0
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291 {
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292 fd = ls[i].fd;
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10
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293 #if (NGX_WIN32)
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0
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294 /*
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295 * Winsock assignes a socket number divisible by 4 so
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296 * to find a connection we divide a socket number by 4.
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297 */
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298
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299 fd /= 4;
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300 #endif
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301 if (fd >= (ngx_socket_t) cycle->connection_n) {
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302 ngx_log_error(NGX_LOG_EMERG, log, 0,
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303 "%d connections is not enough to hold "
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10
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304 "an open listening socket on %V, "
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0
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305 "required at least %d connections",
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306 cycle->connection_n,
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10
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307 &ls[i].addr_text, fd);
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0
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308 failed = 1;
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309 break;
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310 }
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311
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312 nls[n].fd = ls[i].fd;
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313 nls[i].remain = 1;
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314 ls[i].remain = 1;
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315 break;
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316 }
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317 }
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318
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319 if (nls[n].fd == -1) {
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4
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320 nls[n].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 } else {
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325 ls = cycle->listening.elts;
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326 for (i = 0; i < cycle->listening.nelts; i++) {
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4
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327 ls[i].open = 1;
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0
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328 }
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329 }
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330
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331 if (!ngx_test_config && !failed) {
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332 if (ngx_open_listening_sockets(cycle) == NGX_ERROR) {
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333 failed = 1;
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334 }
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335 }
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336 }
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337
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338 if (failed) {
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339
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340 /* rollback the new cycle configuration */
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341
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342 part = &cycle->open_files.part;
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343 file = part->elts;
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344
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345 for (i = 0; /* void */ ; i++) {
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346
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347 if (i >= part->nelts) {
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348 if (part->next == NULL) {
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349 break;
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350 }
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351 part = part->next;
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352 file = part->elts;
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353 i = 0;
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354 }
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355
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356 if (file[i].fd == NGX_INVALID_FILE
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357 || file[i].fd == ngx_stderr_fileno)
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358 {
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359 continue;
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360 }
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361
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362 if (ngx_close_file(file[i].fd) == NGX_FILE_ERROR) {
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363 ngx_log_error(NGX_LOG_EMERG, log, ngx_errno,
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364 ngx_close_file_n " \"%s\" failed",
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365 file[i].name.data);
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366 }
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367 }
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368
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369 if (ngx_test_config) {
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370 ngx_destroy_pool(pool);
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371 return NULL;
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372 }
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373
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374 ls = cycle->listening.elts;
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375 for (i = 0; i < cycle->listening.nelts; i++) {
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4
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376 if (ls[i].fd == -1 || !ls[i].open) {
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0
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377 continue;
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378 }
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379
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380 if (ngx_close_socket(ls[i].fd) == -1) {
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381 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno,
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10
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382 ngx_close_socket_n " %V failed",
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383 &ls[i].addr_text);
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0
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384 }
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385 }
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386
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387 ngx_destroy_pool(pool);
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388 return NULL;
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389 }
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390
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391
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392 /* commit the new cycle configuration */
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393
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10
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394 #if !(NGX_WIN32)
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0
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395
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396 if (!ngx_test_config && cycle->log->file->fd != STDERR_FILENO) {
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397
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398 ngx_log_debug3(NGX_LOG_DEBUG_CORE, log, 0,
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10
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399 "dup2: %p %d \"%s\"",
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0
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400 cycle->log->file,
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401 cycle->log->file->fd, cycle->log->file->name.data);
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402
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403 if (dup2(cycle->log->file->fd, STDERR_FILENO) == NGX_ERROR) {
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404 ngx_log_error(NGX_LOG_EMERG, log, ngx_errno,
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405 "dup2(STDERR) failed");
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406 /* fatal */
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407 exit(1);
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408 }
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409 }
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410
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411 #endif
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412
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413 pool->log = cycle->log;
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414
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415 for (i = 0; ngx_modules[i]; i++) {
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416 if (ngx_modules[i]->init_module) {
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417 if (ngx_modules[i]->init_module(cycle) == NGX_ERROR) {
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418 /* fatal */
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419 exit(1);
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420 }
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421 }
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|
|
422 }
|
|
|
423
|
|
|
424 /* close and delete stuff that lefts from an old cycle */
|
|
|
425
|
|
|
426 /* close the unneeded listening sockets */
|
|
|
427
|
|
|
428 ls = old_cycle->listening.elts;
|
|
|
429 for (i = 0; i < old_cycle->listening.nelts; i++) {
|
|
|
430 if (ls[i].remain) {
|
|
|
431 continue;
|
|
|
432 }
|
|
|
433
|
|
|
434 if (ngx_close_socket(ls[i].fd) == -1) {
|
|
|
435 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno,
|
|
10
|
436 ngx_close_socket_n " %V failed",
|
|
|
437 &ls[i].addr_text);
|
|
0
|
438 }
|
|
|
439 }
|
|
|
440
|
|
|
441
|
|
|
442 /* close the unneeded open files */
|
|
|
443
|
|
|
444 part = &old_cycle->open_files.part;
|
|
|
445 file = part->elts;
|
|
|
446
|
|
|
447 for (i = 0; /* void */ ; i++) {
|
|
|
448
|
|
|
449 if (i >= part->nelts) {
|
|
|
450 if (part->next == NULL) {
|
|
|
451 break;
|
|
|
452 }
|
|
|
453 part = part->next;
|
|
|
454 file = part->elts;
|
|
|
455 i = 0;
|
|
|
456 }
|
|
|
457
|
|
|
458 if (file[i].fd == NGX_INVALID_FILE || file[i].fd == ngx_stderr_fileno) {
|
|
|
459 continue;
|
|
|
460 }
|
|
|
461
|
|
|
462 if (ngx_close_file(file[i].fd) == NGX_FILE_ERROR) {
|
|
|
463 ngx_log_error(NGX_LOG_EMERG, log, ngx_errno,
|
|
|
464 ngx_close_file_n " \"%s\" failed",
|
|
|
465 file[i].name.data);
|
|
|
466 }
|
|
|
467 }
|
|
|
468
|
|
|
469 if (old_cycle->connections == NULL) {
|
|
|
470 /* an old cycle is an init cycle */
|
|
|
471 ngx_destroy_pool(old_cycle->pool);
|
|
|
472 return cycle;
|
|
|
473 }
|
|
|
474
|
|
|
475 if (ngx_process == NGX_PROCESS_MASTER) {
|
|
|
476 ngx_destroy_pool(old_cycle->pool);
|
|
|
477 return cycle;
|
|
|
478 }
|
|
|
479
|
|
|
480 if (ngx_temp_pool == NULL) {
|
|
|
481 ngx_temp_pool = ngx_create_pool(128, cycle->log);
|
|
|
482 if (ngx_temp_pool == NULL) {
|
|
|
483 ngx_log_error(NGX_LOG_EMERG, cycle->log, 0,
|
|
|
484 "can not create ngx_temp_pool");
|
|
|
485 exit(1);
|
|
|
486 }
|
|
|
487
|
|
|
488 n = 10;
|
|
|
489 ngx_old_cycles.elts = ngx_pcalloc(ngx_temp_pool,
|
|
|
490 n * sizeof(ngx_cycle_t *));
|
|
|
491 if (ngx_old_cycles.elts == NULL) {
|
|
|
492 exit(1);
|
|
|
493 }
|
|
|
494 ngx_old_cycles.nelts = 0;
|
|
|
495 ngx_old_cycles.size = sizeof(ngx_cycle_t *);
|
|
|
496 ngx_old_cycles.nalloc = n;
|
|
|
497 ngx_old_cycles.pool = ngx_temp_pool;
|
|
|
498
|
|
|
499 ngx_cleaner_event.event_handler = ngx_clean_old_cycles;
|
|
|
500 ngx_cleaner_event.log = cycle->log;
|
|
|
501 ngx_cleaner_event.data = &dumb;
|
|
|
502 dumb.fd = (ngx_socket_t) -1;
|
|
|
503 }
|
|
|
504
|
|
|
505 ngx_temp_pool->log = cycle->log;
|
|
|
506
|
|
|
507 old = ngx_push_array(&ngx_old_cycles);
|
|
|
508 if (old == NULL) {
|
|
|
509 exit(1);
|
|
|
510 }
|
|
|
511 *old = old_cycle;
|
|
|
512
|
|
|
513 if (!ngx_cleaner_event.timer_set) {
|
|
|
514 ngx_add_timer(&ngx_cleaner_event, 30000);
|
|
|
515 ngx_cleaner_event.timer_set = 1;
|
|
|
516 }
|
|
|
517
|
|
|
518 return cycle;
|
|
|
519 }
|
|
|
520
|
|
|
521
|
|
10
|
522 static ngx_int_t ngx_cmp_sockaddr(struct sockaddr *s1, struct sockaddr *s2)
|
|
|
523 {
|
|
|
524 struct sockaddr_in *sin1, *sin2;
|
|
|
525
|
|
|
526 /* AF_INET only */
|
|
|
527
|
|
|
528 if (s1->sa_family != AF_INET || s2->sa_family != AF_INET) {
|
|
|
529 return NGX_DECLINED;
|
|
|
530 }
|
|
|
531
|
|
|
532 sin1 = (struct sockaddr_in *) s1;
|
|
|
533 sin2 = (struct sockaddr_in *) s2;
|
|
|
534
|
|
|
535 if (sin1->sin_addr.s_addr != sin2->sin_addr.s_addr) {
|
|
|
536 return NGX_DECLINED;
|
|
|
537 }
|
|
|
538
|
|
|
539 if (sin1->sin_port != sin2->sin_port) {
|
|
|
540 return NGX_DECLINED;
|
|
|
541 }
|
|
|
542
|
|
|
543 return NGX_OK;
|
|
|
544 }
|
|
|
545
|
|
|
546
|
|
|
547 #if !(NGX_WIN32)
|
|
0
|
548
|
|
|
549 ngx_int_t ngx_create_pidfile(ngx_cycle_t *cycle, ngx_cycle_t *old_cycle)
|
|
|
550 {
|
|
|
551 ngx_uint_t trunc;
|
|
|
552 size_t len;
|
|
10
|
553 u_char *name, pid[NGX_INT64_LEN];
|
|
0
|
554 ngx_file_t file;
|
|
|
555 ngx_core_conf_t *ccf, *old_ccf;
|
|
|
556
|
|
|
557 if (!ngx_test_config && old_cycle && old_cycle->conf_ctx == NULL) {
|
|
|
558
|
|
|
559 /*
|
|
|
560 * do not create the pid file in the first ngx_init_cycle() call
|
|
|
561 * because we need to write the demonized process pid
|
|
|
562 */
|
|
|
563
|
|
|
564 return NGX_OK;
|
|
|
565 }
|
|
|
566
|
|
|
567 ccf = (ngx_core_conf_t *) ngx_get_conf(cycle->conf_ctx, ngx_core_module);
|
|
|
568
|
|
|
569 if (!ngx_test_config && old_cycle) {
|
|
|
570 old_ccf = (ngx_core_conf_t *) ngx_get_conf(old_cycle->conf_ctx,
|
|
|
571 ngx_core_module);
|
|
|
572
|
|
|
573 if (ccf->pid.len == old_ccf->pid.len
|
|
|
574 && ngx_strcmp(ccf->pid.data, old_ccf->pid.data) == 0)
|
|
|
575 {
|
|
|
576
|
|
|
577 /* pid file name is the same */
|
|
|
578
|
|
|
579 return NGX_OK;
|
|
|
580 }
|
|
|
581 }
|
|
|
582
|
|
|
583 ngx_memzero(&file, sizeof(ngx_file_t));
|
|
|
584 file.name = (ngx_inherited && getppid() > 1) ? ccf->newpid : ccf->pid;
|
|
|
585 file.log = cycle->log;
|
|
|
586
|
|
|
587 trunc = ngx_test_config ? 0: NGX_FILE_TRUNCATE;
|
|
|
588
|
|
|
589 file.fd = ngx_open_file(file.name.data, NGX_FILE_RDWR,
|
|
|
590 NGX_FILE_CREATE_OR_OPEN|trunc);
|
|
|
591
|
|
|
592 if (file.fd == NGX_INVALID_FILE) {
|
|
|
593 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
594 ngx_open_file_n " \"%s\" failed", file.name.data);
|
|
|
595 return NGX_ERROR;
|
|
|
596 }
|
|
|
597
|
|
|
598 if (!ngx_test_config) {
|
|
10
|
599 len = ngx_sprintf(pid, "%P", ngx_pid) - pid;
|
|
|
600
|
|
0
|
601 if (ngx_write_file(&file, pid, len, 0) == NGX_ERROR) {
|
|
|
602 return NGX_ERROR;
|
|
|
603 }
|
|
|
604 }
|
|
|
605
|
|
|
606 if (ngx_close_file(file.fd) == NGX_FILE_ERROR) {
|
|
|
607 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno,
|
|
|
608 ngx_close_file_n " \"%s\" failed", file.name.data);
|
|
|
609 }
|
|
|
610
|
|
|
611 ngx_delete_pidfile(old_cycle);
|
|
|
612
|
|
|
613 return NGX_OK;
|
|
|
614 }
|
|
|
615
|
|
|
616
|
|
|
617 void ngx_delete_pidfile(ngx_cycle_t *cycle)
|
|
|
618 {
|
|
|
619 u_char *name;
|
|
|
620 ngx_core_conf_t *ccf;
|
|
|
621
|
|
|
622 if (cycle == NULL || cycle->conf_ctx == NULL) {
|
|
|
623 return;
|
|
|
624 }
|
|
|
625
|
|
|
626 ccf = (ngx_core_conf_t *) ngx_get_conf(cycle->conf_ctx, ngx_core_module);
|
|
|
627
|
|
|
628 if (ngx_inherited && getppid() > 1) {
|
|
|
629 name = ccf->newpid.data;
|
|
|
630
|
|
|
631 } else {
|
|
|
632 name = ccf->pid.data;
|
|
|
633 }
|
|
|
634
|
|
|
635 if (ngx_delete_file(name) == NGX_FILE_ERROR) {
|
|
|
636 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno,
|
|
|
637 ngx_delete_file_n " \"%s\" failed", name);
|
|
|
638 }
|
|
|
639 }
|
|
|
640
|
|
|
641 #endif
|
|
|
642
|
|
|
643
|
|
|
644 void ngx_reopen_files(ngx_cycle_t *cycle, ngx_uid_t user)
|
|
|
645 {
|
|
|
646 ngx_fd_t fd;
|
|
|
647 ngx_uint_t i;
|
|
|
648 ngx_list_part_t *part;
|
|
|
649 ngx_open_file_t *file;
|
|
10
|
650 #if !(NGX_WIN32)
|
|
2
|
651 ngx_file_info_t fi;
|
|
|
652 #endif
|
|
0
|
653
|
|
|
654 part = &cycle->open_files.part;
|
|
|
655 file = part->elts;
|
|
|
656
|
|
|
657 for (i = 0; /* void */ ; i++) {
|
|
|
658
|
|
|
659 if (i >= part->nelts) {
|
|
|
660 if (part->next == NULL) {
|
|
|
661 break;
|
|
|
662 }
|
|
|
663 part = part->next;
|
|
|
664 i = 0;
|
|
|
665 }
|
|
|
666
|
|
|
667 if (file[i].name.data == NULL) {
|
|
|
668 continue;
|
|
|
669 }
|
|
|
670
|
|
|
671 fd = ngx_open_file(file[i].name.data, NGX_FILE_RDWR,
|
|
|
672 NGX_FILE_CREATE_OR_OPEN|NGX_FILE_APPEND);
|
|
|
673
|
|
|
674 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, cycle->log, 0,
|
|
|
675 "reopen file \"%s\", old:%d new:%d",
|
|
|
676 file[i].name.data, file[i].fd, fd);
|
|
|
677
|
|
|
678 if (fd == NGX_INVALID_FILE) {
|
|
|
679 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
680 ngx_open_file_n " \"%s\" failed", file[i].name.data);
|
|
|
681 continue;
|
|
|
682 }
|
|
|
683
|
|
10
|
684 #if (NGX_WIN32)
|
|
0
|
685 if (ngx_file_append_mode(fd) == NGX_ERROR) {
|
|
|
686 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
687 ngx_file_append_mode_n " \"%s\" failed",
|
|
|
688 file[i].name.data);
|
|
|
689
|
|
|
690 if (ngx_close_file(fd) == NGX_FILE_ERROR) {
|
|
|
691 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
692 ngx_close_file_n " \"%s\" failed",
|
|
|
693 file[i].name.data);
|
|
|
694 }
|
|
|
695
|
|
|
696 continue;
|
|
|
697 }
|
|
|
698 #else
|
|
|
699 if (user != (ngx_uid_t) -1) {
|
|
|
700 if (chown((const char *) file[i].name.data, user, -1) == -1) {
|
|
|
701 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
702 "chown \"%s\" failed", file[i].name.data);
|
|
|
703
|
|
|
704 if (ngx_close_file(fd) == NGX_FILE_ERROR) {
|
|
|
705 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
706 ngx_close_file_n " \"%s\" failed",
|
|
|
707 file[i].name.data);
|
|
|
708 }
|
|
|
709 }
|
|
2
|
710
|
|
|
711 if (ngx_file_info((const char *) file[i].name.data, &fi) == -1) {
|
|
|
712 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
713 ngx_file_info_n " \"%s\" failed",
|
|
|
714 file[i].name.data);
|
|
|
715
|
|
|
716 if (ngx_close_file(fd) == NGX_FILE_ERROR) {
|
|
|
717 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
718 ngx_close_file_n " \"%s\" failed",
|
|
|
719 file[i].name.data);
|
|
|
720 }
|
|
|
721 }
|
|
|
722
|
|
|
723 if ((fi.st_mode & (S_IRUSR|S_IWUSR)) != (S_IRUSR|S_IWUSR)) {
|
|
|
724
|
|
|
725 fi.st_mode |= (S_IRUSR|S_IWUSR);
|
|
|
726
|
|
|
727 if (chmod((const char *) file[i].name.data, fi.st_mode) == -1) {
|
|
|
728 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
729 "chmod \"%s\" failed",
|
|
|
730 file[i].name.data);
|
|
|
731
|
|
|
732 if (ngx_close_file(fd) == NGX_FILE_ERROR) {
|
|
|
733 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
734 ngx_close_file_n " \"%s\" failed",
|
|
|
735 file[i].name.data);
|
|
|
736 }
|
|
|
737 }
|
|
|
738 }
|
|
0
|
739 }
|
|
|
740
|
|
|
741 if (fcntl(fd, F_SETFD, FD_CLOEXEC) == -1) {
|
|
|
742 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
743 "fcntl(FD_CLOEXEC) \"%s\" failed",
|
|
|
744 file[i].name.data);
|
|
|
745
|
|
|
746 if (ngx_close_file(fd) == NGX_FILE_ERROR) {
|
|
|
747 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
748 ngx_close_file_n " \"%s\" failed",
|
|
|
749 file[i].name.data);
|
|
|
750 }
|
|
|
751
|
|
|
752 continue;
|
|
|
753 }
|
|
|
754 #endif
|
|
|
755
|
|
|
756 if (ngx_close_file(file[i].fd) == NGX_FILE_ERROR) {
|
|
|
757 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
758 ngx_close_file_n " \"%s\" failed",
|
|
|
759 file[i].name.data);
|
|
|
760 }
|
|
|
761
|
|
|
762 file[i].fd = fd;
|
|
|
763 }
|
|
|
764
|
|
10
|
765 #if !(NGX_WIN32)
|
|
0
|
766
|
|
|
767 if (cycle->log->file->fd != STDERR_FILENO) {
|
|
|
768 if (dup2(cycle->log->file->fd, STDERR_FILENO) == -1) {
|
|
|
769 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
770 "dup2(STDERR) failed");
|
|
|
771 }
|
|
|
772 }
|
|
|
773
|
|
|
774 #endif
|
|
|
775 }
|
|
|
776
|
|
|
777
|
|
|
778 static void ngx_clean_old_cycles(ngx_event_t *ev)
|
|
|
779 {
|
|
|
780 ngx_uint_t i, n, found, live;
|
|
|
781 ngx_log_t *log;
|
|
|
782 ngx_cycle_t **cycle;
|
|
|
783
|
|
|
784 log = ngx_cycle->log;
|
|
|
785 ngx_temp_pool->log = log;
|
|
|
786
|
|
|
787 ngx_log_debug0(NGX_LOG_DEBUG_CORE, log, 0, "clean old cycles");
|
|
|
788
|
|
|
789 live = 0;
|
|
|
790
|
|
|
791 cycle = ngx_old_cycles.elts;
|
|
|
792 for (i = 0; i < ngx_old_cycles.nelts; i++) {
|
|
|
793
|
|
|
794 if (cycle[i] == NULL) {
|
|
|
795 continue;
|
|
|
796 }
|
|
|
797
|
|
|
798 found = 0;
|
|
|
799
|
|
|
800 for (n = 0; n < cycle[i]->connection_n; n++) {
|
|
|
801 if (cycle[i]->connections[n].fd != (ngx_socket_t) -1) {
|
|
|
802 found = 1;
|
|
|
803
|
|
|
804 ngx_log_debug1(NGX_LOG_DEBUG_CORE, log, 0, "live fd:%d", n);
|
|
|
805
|
|
|
806 break;
|
|
|
807 }
|
|
|
808 }
|
|
|
809
|
|
|
810 if (found) {
|
|
|
811 live = 1;
|
|
|
812 continue;
|
|
|
813 }
|
|
|
814
|
|
|
815 ngx_log_debug1(NGX_LOG_DEBUG_CORE, log, 0, "clean old cycle: %d", i);
|
|
|
816
|
|
|
817 ngx_destroy_pool(cycle[i]->pool);
|
|
|
818 cycle[i] = NULL;
|
|
|
819 }
|
|
|
820
|
|
|
821 ngx_log_debug1(NGX_LOG_DEBUG_CORE, log, 0, "old cycles status: %d", live);
|
|
|
822
|
|
|
823 if (live) {
|
|
|
824 ngx_add_timer(ev, 30000);
|
|
|
825
|
|
|
826 } else {
|
|
|
827 ngx_destroy_pool(ngx_temp_pool);
|
|
|
828 ngx_temp_pool = NULL;
|
|
|
829 ngx_old_cycles.nelts = 0;
|
|
|
830 }
|
|
|
831 }
|
