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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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16
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52 ngx_core_conf_t *ccf;
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53 ngx_event_conf_t *ecf;
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0
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54 ngx_core_module_t *module;
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55
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56 log = old_cycle->log;
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57
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58 if (!(pool = ngx_create_pool(16 * 1024, log))) {
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59 return NULL;
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60 }
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61 pool->log = log;
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62
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63 if (!(cycle = ngx_pcalloc(pool, sizeof(ngx_cycle_t)))) {
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64 ngx_destroy_pool(pool);
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65 return NULL;
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66 }
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67 cycle->pool = pool;
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68 cycle->log = log;
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69 cycle->old_cycle = old_cycle;
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70 cycle->conf_file = old_cycle->conf_file;
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71 cycle->root.len = sizeof(NGX_PREFIX) - 1;
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72 cycle->root.data = (u_char *) NGX_PREFIX;
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73
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74
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75 n = old_cycle->pathes.nelts ? old_cycle->pathes.nelts : 10;
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76 if (!(cycle->pathes.elts = ngx_pcalloc(pool, n * sizeof(ngx_path_t *)))) {
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77 ngx_destroy_pool(pool);
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78 return NULL;
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79 }
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80 cycle->pathes.nelts = 0;
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81 cycle->pathes.size = sizeof(ngx_path_t *);
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82 cycle->pathes.nalloc = n;
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83 cycle->pathes.pool = pool;
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84
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85
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86 if (old_cycle->open_files.part.nelts) {
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87 n = old_cycle->open_files.part.nelts;
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88 for (part = old_cycle->open_files.part.next; part; part = part->next) {
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89 n += part->nelts;
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90 }
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91
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92 } else {
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93 n = 20;
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94 }
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95
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96 if (ngx_list_init(&cycle->open_files, pool, n, sizeof(ngx_open_file_t))
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97 == NGX_ERROR)
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98 {
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99 ngx_destroy_pool(pool);
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100 return NULL;
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101 }
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102
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103
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104 if (!(cycle->new_log = ngx_log_create_errlog(cycle, NULL))) {
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105 ngx_destroy_pool(pool);
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106 return NULL;
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107 }
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108
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109 cycle->new_log->file->name = error_log;
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110
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111
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112 n = old_cycle->listening.nelts ? old_cycle->listening.nelts : 10;
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113 cycle->listening.elts = ngx_pcalloc(pool, n * sizeof(ngx_listening_t));
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114 if (cycle->listening.elts == NULL) {
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115 ngx_destroy_pool(pool);
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116 return NULL;
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117 }
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118 cycle->listening.nelts = 0;
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119 cycle->listening.size = sizeof(ngx_listening_t);
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120 cycle->listening.nalloc = n;
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121 cycle->listening.pool = pool;
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122
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123
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124 cycle->conf_ctx = ngx_pcalloc(pool, ngx_max_module * sizeof(void *));
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125 if (cycle->conf_ctx == NULL) {
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126 ngx_destroy_pool(pool);
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127 return NULL;
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128 }
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129
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130
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131 for (i = 0; ngx_modules[i]; i++) {
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132 if (ngx_modules[i]->type != NGX_CORE_MODULE) {
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133 continue;
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134 }
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135
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136 module = ngx_modules[i]->ctx;
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137
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138 if (module->create_conf) {
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139 rv = module->create_conf(cycle);
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140 if (rv == NGX_CONF_ERROR) {
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141 ngx_destroy_pool(pool);
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142 return NULL;
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143 }
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144 cycle->conf_ctx[ngx_modules[i]->index] = rv;
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145 }
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146 }
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147
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148
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149 ngx_memzero(&conf, sizeof(ngx_conf_t));
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150 /* STUB: init array ? */
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151 conf.args = ngx_create_array(pool, 10, sizeof(ngx_str_t));
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152 if (conf.args == NULL) {
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153 ngx_destroy_pool(pool);
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154 return NULL;
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155 }
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156
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157 conf.ctx = cycle->conf_ctx;
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158 conf.cycle = cycle;
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159 conf.pool = pool;
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160 conf.log = log;
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161 conf.module_type = NGX_CORE_MODULE;
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162 conf.cmd_type = NGX_MAIN_CONF;
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163
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4
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164 #if 0
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165 log->log_level = NGX_LOG_DEBUG_ALL;
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166 #endif
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0
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167
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168 if (ngx_conf_parse(&conf, &cycle->conf_file) != NGX_CONF_OK) {
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169 ngx_destroy_pool(pool);
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170 return NULL;
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171 }
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172
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173 if (ngx_test_config) {
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174 ngx_log_error(NGX_LOG_INFO, log, 0,
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175 "the configuration file %s syntax is ok",
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176 cycle->conf_file.data);
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177 }
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178
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179
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180 for (i = 0; ngx_modules[i]; i++) {
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181 if (ngx_modules[i]->type != NGX_CORE_MODULE) {
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182 continue;
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183 }
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184
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185 module = ngx_modules[i]->ctx;
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186
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187 if (module->init_conf) {
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188 if (module->init_conf(cycle, cycle->conf_ctx[ngx_modules[i]->index])
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189 == NGX_CONF_ERROR)
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190 {
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191 ngx_destroy_pool(pool);
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192 return NULL;
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193 }
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194 }
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195 }
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196
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197
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198 failed = 0;
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199
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200
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10
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201 #if !(NGX_WIN32)
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0
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202 if (ngx_create_pidfile(cycle, old_cycle) == NGX_ERROR) {
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203 failed = 1;
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204 }
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205 #endif
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206
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207
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208 if (!failed) {
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16
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209 ccf = (ngx_core_conf_t *) ngx_get_conf(cycle->conf_ctx,
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210 ngx_core_module);
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211
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212 if (ngx_create_pathes(cycle, ccf->user) == NGX_ERROR) {
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213 failed = 1;
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214 }
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215 }
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216
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217
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218 if (!failed) {
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0
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219
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10
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220 /* open the new files */
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221
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0
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222 part = &cycle->open_files.part;
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223 file = part->elts;
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224
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225 for (i = 0; /* void */ ; i++) {
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226
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227 if (i >= part->nelts) {
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228 if (part->next == NULL) {
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229 break;
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230 }
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231 part = part->next;
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232 file = part->elts;
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233 i = 0;
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234 }
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235
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236 if (file[i].name.data == NULL) {
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237 continue;
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238 }
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239
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240 file[i].fd = ngx_open_file(file[i].name.data,
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241 NGX_FILE_RDWR,
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242 NGX_FILE_CREATE_OR_OPEN|NGX_FILE_APPEND);
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243
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244 ngx_log_debug3(NGX_LOG_DEBUG_CORE, log, 0,
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10
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245 "log: %p %d \"%s\"",
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0
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246 &file[i], file[i].fd, file[i].name.data);
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247
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248 if (file[i].fd == NGX_INVALID_FILE) {
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249 ngx_log_error(NGX_LOG_EMERG, log, ngx_errno,
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250 ngx_open_file_n " \"%s\" failed",
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251 file[i].name.data);
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252 failed = 1;
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253 break;
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254 }
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255
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10
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256 #if (NGX_WIN32)
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0
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257 if (ngx_file_append_mode(file[i].fd) == NGX_ERROR) {
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258 ngx_log_error(NGX_LOG_EMERG, log, ngx_errno,
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259 ngx_file_append_mode_n " \"%s\" failed",
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260 file[i].name.data);
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261 failed = 1;
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262 break;
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263 }
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264 #else
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265 if (fcntl(file[i].fd, F_SETFD, FD_CLOEXEC) == -1) {
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266 ngx_log_error(NGX_LOG_EMERG, log, ngx_errno,
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267 "fcntl(FD_CLOEXEC) \"%s\" failed",
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268 file[i].name.data);
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269 failed = 1;
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270 break;
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271 }
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272 #endif
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273 }
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274 }
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275
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276 cycle->log = cycle->new_log;
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277 pool->log = cycle->new_log;
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278
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279 if (cycle->log->log_level == 0) {
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280 cycle->log->log_level = NGX_LOG_ERR;
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281 }
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282
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283 if (!failed) {
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10
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284
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285 /* handle the listening sockets */
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286
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0
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287 if (old_cycle->listening.nelts) {
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288 ls = old_cycle->listening.elts;
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289 for (i = 0; i < old_cycle->listening.nelts; i++) {
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290 ls[i].remain = 0;
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291 }
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292
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293 nls = cycle->listening.elts;
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294 for (n = 0; n < cycle->listening.nelts; n++) {
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10
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295
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0
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296 for (i = 0; i < old_cycle->listening.nelts; i++) {
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297 if (ls[i].ignore) {
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298 continue;
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299 }
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300
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10
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301 if (ngx_cmp_sockaddr(nls[n].sockaddr, ls[i].sockaddr)
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302 == NGX_OK)
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0
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303 {
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304 fd = ls[i].fd;
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10
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305 #if (NGX_WIN32)
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0
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306 /*
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307 * Winsock assignes a socket number divisible by 4 so
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308 * to find a connection we divide a socket number by 4.
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309 */
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310
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311 fd /= 4;
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312 #endif
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313 if (fd >= (ngx_socket_t) cycle->connection_n) {
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314 ngx_log_error(NGX_LOG_EMERG, log, 0,
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315 "%d connections is not enough to hold "
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10
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316 "an open listening socket on %V, "
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0
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317 "required at least %d connections",
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318 cycle->connection_n,
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10
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319 &ls[i].addr_text, fd);
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0
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320 failed = 1;
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321 break;
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322 }
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323
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324 nls[n].fd = ls[i].fd;
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325 nls[i].remain = 1;
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326 ls[i].remain = 1;
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327 break;
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328 }
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329 }
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330
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331 if (nls[n].fd == -1) {
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4
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332 nls[n].open = 1;
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0
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333 }
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334 }
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335
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336 } else {
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337 ls = cycle->listening.elts;
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338 for (i = 0; i < cycle->listening.nelts; i++) {
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4
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339 ls[i].open = 1;
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0
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340 }
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341 }
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342
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343 if (!ngx_test_config && !failed) {
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344 if (ngx_open_listening_sockets(cycle) == NGX_ERROR) {
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345 failed = 1;
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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 if (failed) {
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351
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352 /* rollback the new cycle configuration */
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353
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354 part = &cycle->open_files.part;
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355 file = part->elts;
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356
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357 for (i = 0; /* void */ ; i++) {
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358
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359 if (i >= part->nelts) {
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360 if (part->next == NULL) {
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361 break;
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362 }
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363 part = part->next;
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364 file = part->elts;
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365 i = 0;
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366 }
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367
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368 if (file[i].fd == NGX_INVALID_FILE
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369 || file[i].fd == ngx_stderr_fileno)
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370 {
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371 continue;
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372 }
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373
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374 if (ngx_close_file(file[i].fd) == NGX_FILE_ERROR) {
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375 ngx_log_error(NGX_LOG_EMERG, log, ngx_errno,
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376 ngx_close_file_n " \"%s\" failed",
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377 file[i].name.data);
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378 }
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379 }
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380
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381 if (ngx_test_config) {
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382 ngx_destroy_pool(pool);
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383 return NULL;
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384 }
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385
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386 ls = cycle->listening.elts;
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387 for (i = 0; i < cycle->listening.nelts; i++) {
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4
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388 if (ls[i].fd == -1 || !ls[i].open) {
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0
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389 continue;
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390 }
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391
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392 if (ngx_close_socket(ls[i].fd) == -1) {
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393 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno,
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10
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394 ngx_close_socket_n " %V failed",
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395 &ls[i].addr_text);
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0
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396 }
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397 }
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398
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399 ngx_destroy_pool(pool);
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400 return NULL;
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401 }
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402
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403
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404 /* commit the new cycle configuration */
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405
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10
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406 #if !(NGX_WIN32)
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0
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407
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408 if (!ngx_test_config && cycle->log->file->fd != STDERR_FILENO) {
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409
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410 ngx_log_debug3(NGX_LOG_DEBUG_CORE, log, 0,
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10
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411 "dup2: %p %d \"%s\"",
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0
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412 cycle->log->file,
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413 cycle->log->file->fd, cycle->log->file->name.data);
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414
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415 if (dup2(cycle->log->file->fd, STDERR_FILENO) == NGX_ERROR) {
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416 ngx_log_error(NGX_LOG_EMERG, log, ngx_errno,
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417 "dup2(STDERR) failed");
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418 /* fatal */
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|
419 exit(1);
|
|
|
420 }
|
|
|
421 }
|
|
|
422
|
|
|
423 #endif
|
|
|
424
|
|
|
425 pool->log = cycle->log;
|
|
|
426
|
|
|
427 for (i = 0; ngx_modules[i]; i++) {
|
|
|
428 if (ngx_modules[i]->init_module) {
|
|
|
429 if (ngx_modules[i]->init_module(cycle) == NGX_ERROR) {
|
|
|
430 /* fatal */
|
|
|
431 exit(1);
|
|
|
432 }
|
|
|
433 }
|
|
|
434 }
|
|
|
435
|
|
16
|
436
|
|
|
437 ecf = ngx_event_get_conf(cycle->conf_ctx, ngx_event_core_module);
|
|
|
438
|
|
|
439 ngx_log_error(NGX_LOG_INFO, cycle->log, 0,
|
|
|
440 "using the \"%s\" event method", ecf->name);
|
|
|
441
|
|
|
442
|
|
0
|
443 /* close and delete stuff that lefts from an old cycle */
|
|
|
444
|
|
|
445 /* close the unneeded listening sockets */
|
|
|
446
|
|
|
447 ls = old_cycle->listening.elts;
|
|
|
448 for (i = 0; i < old_cycle->listening.nelts; i++) {
|
|
|
449 if (ls[i].remain) {
|
|
|
450 continue;
|
|
|
451 }
|
|
|
452
|
|
|
453 if (ngx_close_socket(ls[i].fd) == -1) {
|
|
|
454 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno,
|
|
10
|
455 ngx_close_socket_n " %V failed",
|
|
|
456 &ls[i].addr_text);
|
|
0
|
457 }
|
|
|
458 }
|
|
|
459
|
|
|
460
|
|
|
461 /* close the unneeded open files */
|
|
|
462
|
|
|
463 part = &old_cycle->open_files.part;
|
|
|
464 file = part->elts;
|
|
|
465
|
|
|
466 for (i = 0; /* void */ ; i++) {
|
|
|
467
|
|
|
468 if (i >= part->nelts) {
|
|
|
469 if (part->next == NULL) {
|
|
|
470 break;
|
|
|
471 }
|
|
|
472 part = part->next;
|
|
|
473 file = part->elts;
|
|
|
474 i = 0;
|
|
|
475 }
|
|
|
476
|
|
|
477 if (file[i].fd == NGX_INVALID_FILE || file[i].fd == ngx_stderr_fileno) {
|
|
|
478 continue;
|
|
|
479 }
|
|
|
480
|
|
|
481 if (ngx_close_file(file[i].fd) == NGX_FILE_ERROR) {
|
|
|
482 ngx_log_error(NGX_LOG_EMERG, log, ngx_errno,
|
|
|
483 ngx_close_file_n " \"%s\" failed",
|
|
|
484 file[i].name.data);
|
|
|
485 }
|
|
|
486 }
|
|
|
487
|
|
|
488 if (old_cycle->connections == NULL) {
|
|
|
489 /* an old cycle is an init cycle */
|
|
|
490 ngx_destroy_pool(old_cycle->pool);
|
|
|
491 return cycle;
|
|
|
492 }
|
|
|
493
|
|
|
494 if (ngx_process == NGX_PROCESS_MASTER) {
|
|
|
495 ngx_destroy_pool(old_cycle->pool);
|
|
|
496 return cycle;
|
|
|
497 }
|
|
|
498
|
|
|
499 if (ngx_temp_pool == NULL) {
|
|
|
500 ngx_temp_pool = ngx_create_pool(128, cycle->log);
|
|
|
501 if (ngx_temp_pool == NULL) {
|
|
|
502 ngx_log_error(NGX_LOG_EMERG, cycle->log, 0,
|
|
|
503 "can not create ngx_temp_pool");
|
|
|
504 exit(1);
|
|
|
505 }
|
|
|
506
|
|
|
507 n = 10;
|
|
|
508 ngx_old_cycles.elts = ngx_pcalloc(ngx_temp_pool,
|
|
|
509 n * sizeof(ngx_cycle_t *));
|
|
|
510 if (ngx_old_cycles.elts == NULL) {
|
|
|
511 exit(1);
|
|
|
512 }
|
|
|
513 ngx_old_cycles.nelts = 0;
|
|
|
514 ngx_old_cycles.size = sizeof(ngx_cycle_t *);
|
|
|
515 ngx_old_cycles.nalloc = n;
|
|
|
516 ngx_old_cycles.pool = ngx_temp_pool;
|
|
|
517
|
|
|
518 ngx_cleaner_event.event_handler = ngx_clean_old_cycles;
|
|
|
519 ngx_cleaner_event.log = cycle->log;
|
|
|
520 ngx_cleaner_event.data = &dumb;
|
|
|
521 dumb.fd = (ngx_socket_t) -1;
|
|
|
522 }
|
|
|
523
|
|
|
524 ngx_temp_pool->log = cycle->log;
|
|
|
525
|
|
|
526 old = ngx_push_array(&ngx_old_cycles);
|
|
|
527 if (old == NULL) {
|
|
|
528 exit(1);
|
|
|
529 }
|
|
|
530 *old = old_cycle;
|
|
|
531
|
|
|
532 if (!ngx_cleaner_event.timer_set) {
|
|
|
533 ngx_add_timer(&ngx_cleaner_event, 30000);
|
|
|
534 ngx_cleaner_event.timer_set = 1;
|
|
|
535 }
|
|
|
536
|
|
|
537 return cycle;
|
|
|
538 }
|
|
|
539
|
|
|
540
|
|
10
|
541 static ngx_int_t ngx_cmp_sockaddr(struct sockaddr *s1, struct sockaddr *s2)
|
|
|
542 {
|
|
|
543 struct sockaddr_in *sin1, *sin2;
|
|
|
544
|
|
|
545 /* AF_INET only */
|
|
|
546
|
|
|
547 if (s1->sa_family != AF_INET || s2->sa_family != AF_INET) {
|
|
|
548 return NGX_DECLINED;
|
|
|
549 }
|
|
|
550
|
|
|
551 sin1 = (struct sockaddr_in *) s1;
|
|
|
552 sin2 = (struct sockaddr_in *) s2;
|
|
|
553
|
|
|
554 if (sin1->sin_addr.s_addr != sin2->sin_addr.s_addr) {
|
|
|
555 return NGX_DECLINED;
|
|
|
556 }
|
|
|
557
|
|
|
558 if (sin1->sin_port != sin2->sin_port) {
|
|
|
559 return NGX_DECLINED;
|
|
|
560 }
|
|
|
561
|
|
|
562 return NGX_OK;
|
|
|
563 }
|
|
|
564
|
|
|
565
|
|
|
566 #if !(NGX_WIN32)
|
|
0
|
567
|
|
|
568 ngx_int_t ngx_create_pidfile(ngx_cycle_t *cycle, ngx_cycle_t *old_cycle)
|
|
|
569 {
|
|
|
570 ngx_uint_t trunc;
|
|
|
571 size_t len;
|
|
10
|
572 u_char *name, pid[NGX_INT64_LEN];
|
|
0
|
573 ngx_file_t file;
|
|
|
574 ngx_core_conf_t *ccf, *old_ccf;
|
|
|
575
|
|
|
576 if (!ngx_test_config && old_cycle && old_cycle->conf_ctx == NULL) {
|
|
|
577
|
|
|
578 /*
|
|
|
579 * do not create the pid file in the first ngx_init_cycle() call
|
|
|
580 * because we need to write the demonized process pid
|
|
|
581 */
|
|
|
582
|
|
|
583 return NGX_OK;
|
|
|
584 }
|
|
|
585
|
|
|
586 ccf = (ngx_core_conf_t *) ngx_get_conf(cycle->conf_ctx, ngx_core_module);
|
|
|
587
|
|
|
588 if (!ngx_test_config && old_cycle) {
|
|
|
589 old_ccf = (ngx_core_conf_t *) ngx_get_conf(old_cycle->conf_ctx,
|
|
|
590 ngx_core_module);
|
|
|
591
|
|
|
592 if (ccf->pid.len == old_ccf->pid.len
|
|
|
593 && ngx_strcmp(ccf->pid.data, old_ccf->pid.data) == 0)
|
|
|
594 {
|
|
|
595
|
|
|
596 /* pid file name is the same */
|
|
|
597
|
|
|
598 return NGX_OK;
|
|
|
599 }
|
|
|
600 }
|
|
|
601
|
|
|
602 ngx_memzero(&file, sizeof(ngx_file_t));
|
|
|
603 file.name = (ngx_inherited && getppid() > 1) ? ccf->newpid : ccf->pid;
|
|
|
604 file.log = cycle->log;
|
|
|
605
|
|
|
606 trunc = ngx_test_config ? 0: NGX_FILE_TRUNCATE;
|
|
|
607
|
|
|
608 file.fd = ngx_open_file(file.name.data, NGX_FILE_RDWR,
|
|
|
609 NGX_FILE_CREATE_OR_OPEN|trunc);
|
|
|
610
|
|
|
611 if (file.fd == NGX_INVALID_FILE) {
|
|
|
612 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
613 ngx_open_file_n " \"%s\" failed", file.name.data);
|
|
|
614 return NGX_ERROR;
|
|
|
615 }
|
|
|
616
|
|
|
617 if (!ngx_test_config) {
|
|
10
|
618 len = ngx_sprintf(pid, "%P", ngx_pid) - pid;
|
|
|
619
|
|
0
|
620 if (ngx_write_file(&file, pid, len, 0) == NGX_ERROR) {
|
|
|
621 return NGX_ERROR;
|
|
|
622 }
|
|
|
623 }
|
|
|
624
|
|
|
625 if (ngx_close_file(file.fd) == NGX_FILE_ERROR) {
|
|
|
626 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno,
|
|
|
627 ngx_close_file_n " \"%s\" failed", file.name.data);
|
|
|
628 }
|
|
|
629
|
|
|
630 ngx_delete_pidfile(old_cycle);
|
|
|
631
|
|
|
632 return NGX_OK;
|
|
|
633 }
|
|
|
634
|
|
|
635
|
|
|
636 void ngx_delete_pidfile(ngx_cycle_t *cycle)
|
|
|
637 {
|
|
|
638 u_char *name;
|
|
|
639 ngx_core_conf_t *ccf;
|
|
|
640
|
|
|
641 if (cycle == NULL || cycle->conf_ctx == NULL) {
|
|
|
642 return;
|
|
|
643 }
|
|
|
644
|
|
|
645 ccf = (ngx_core_conf_t *) ngx_get_conf(cycle->conf_ctx, ngx_core_module);
|
|
|
646
|
|
|
647 if (ngx_inherited && getppid() > 1) {
|
|
|
648 name = ccf->newpid.data;
|
|
|
649
|
|
|
650 } else {
|
|
|
651 name = ccf->pid.data;
|
|
|
652 }
|
|
|
653
|
|
|
654 if (ngx_delete_file(name) == NGX_FILE_ERROR) {
|
|
|
655 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno,
|
|
|
656 ngx_delete_file_n " \"%s\" failed", name);
|
|
|
657 }
|
|
|
658 }
|
|
|
659
|
|
|
660 #endif
|
|
|
661
|
|
|
662
|
|
|
663 void ngx_reopen_files(ngx_cycle_t *cycle, ngx_uid_t user)
|
|
|
664 {
|
|
|
665 ngx_fd_t fd;
|
|
|
666 ngx_uint_t i;
|
|
|
667 ngx_list_part_t *part;
|
|
|
668 ngx_open_file_t *file;
|
|
10
|
669 #if !(NGX_WIN32)
|
|
2
|
670 ngx_file_info_t fi;
|
|
|
671 #endif
|
|
0
|
672
|
|
|
673 part = &cycle->open_files.part;
|
|
|
674 file = part->elts;
|
|
|
675
|
|
|
676 for (i = 0; /* void */ ; i++) {
|
|
|
677
|
|
|
678 if (i >= part->nelts) {
|
|
|
679 if (part->next == NULL) {
|
|
|
680 break;
|
|
|
681 }
|
|
|
682 part = part->next;
|
|
|
683 i = 0;
|
|
|
684 }
|
|
|
685
|
|
|
686 if (file[i].name.data == NULL) {
|
|
|
687 continue;
|
|
|
688 }
|
|
|
689
|
|
|
690 fd = ngx_open_file(file[i].name.data, NGX_FILE_RDWR,
|
|
|
691 NGX_FILE_CREATE_OR_OPEN|NGX_FILE_APPEND);
|
|
|
692
|
|
|
693 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, cycle->log, 0,
|
|
|
694 "reopen file \"%s\", old:%d new:%d",
|
|
|
695 file[i].name.data, file[i].fd, fd);
|
|
|
696
|
|
|
697 if (fd == NGX_INVALID_FILE) {
|
|
|
698 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
699 ngx_open_file_n " \"%s\" failed", file[i].name.data);
|
|
|
700 continue;
|
|
|
701 }
|
|
|
702
|
|
10
|
703 #if (NGX_WIN32)
|
|
0
|
704 if (ngx_file_append_mode(fd) == NGX_ERROR) {
|
|
|
705 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
706 ngx_file_append_mode_n " \"%s\" failed",
|
|
|
707 file[i].name.data);
|
|
|
708
|
|
|
709 if (ngx_close_file(fd) == NGX_FILE_ERROR) {
|
|
|
710 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
711 ngx_close_file_n " \"%s\" failed",
|
|
|
712 file[i].name.data);
|
|
|
713 }
|
|
|
714
|
|
|
715 continue;
|
|
|
716 }
|
|
|
717 #else
|
|
|
718 if (user != (ngx_uid_t) -1) {
|
|
2
|
719
|
|
|
720 if (ngx_file_info((const char *) file[i].name.data, &fi) == -1) {
|
|
|
721 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
722 ngx_file_info_n " \"%s\" failed",
|
|
|
723 file[i].name.data);
|
|
|
724
|
|
|
725 if (ngx_close_file(fd) == NGX_FILE_ERROR) {
|
|
|
726 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
727 ngx_close_file_n " \"%s\" failed",
|
|
|
728 file[i].name.data);
|
|
|
729 }
|
|
|
730 }
|
|
|
731
|
|
16
|
732 if (fi.st_uid != user) {
|
|
|
733 if (chown((const char *) file[i].name.data, user, -1) == -1) {
|
|
|
734 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
735 "chown(\"%s\", %d) failed",
|
|
|
736 file[i].name.data, user);
|
|
|
737
|
|
|
738 if (ngx_close_file(fd) == NGX_FILE_ERROR) {
|
|
|
739 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
740 ngx_close_file_n " \"%s\" failed",
|
|
|
741 file[i].name.data);
|
|
|
742 }
|
|
|
743 }
|
|
|
744 }
|
|
|
745
|
|
2
|
746 if ((fi.st_mode & (S_IRUSR|S_IWUSR)) != (S_IRUSR|S_IWUSR)) {
|
|
|
747
|
|
|
748 fi.st_mode |= (S_IRUSR|S_IWUSR);
|
|
|
749
|
|
|
750 if (chmod((const char *) file[i].name.data, fi.st_mode) == -1) {
|
|
|
751 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
16
|
752 "chmod() \"%s\" failed", file[i].name.data);
|
|
2
|
753
|
|
|
754 if (ngx_close_file(fd) == NGX_FILE_ERROR) {
|
|
|
755 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
756 ngx_close_file_n " \"%s\" failed",
|
|
|
757 file[i].name.data);
|
|
|
758 }
|
|
|
759 }
|
|
|
760 }
|
|
0
|
761 }
|
|
|
762
|
|
|
763 if (fcntl(fd, F_SETFD, FD_CLOEXEC) == -1) {
|
|
|
764 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
765 "fcntl(FD_CLOEXEC) \"%s\" failed",
|
|
|
766 file[i].name.data);
|
|
|
767
|
|
|
768 if (ngx_close_file(fd) == NGX_FILE_ERROR) {
|
|
|
769 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
770 ngx_close_file_n " \"%s\" failed",
|
|
|
771 file[i].name.data);
|
|
|
772 }
|
|
|
773
|
|
|
774 continue;
|
|
|
775 }
|
|
|
776 #endif
|
|
|
777
|
|
|
778 if (ngx_close_file(file[i].fd) == NGX_FILE_ERROR) {
|
|
|
779 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
780 ngx_close_file_n " \"%s\" failed",
|
|
|
781 file[i].name.data);
|
|
|
782 }
|
|
|
783
|
|
|
784 file[i].fd = fd;
|
|
|
785 }
|
|
|
786
|
|
10
|
787 #if !(NGX_WIN32)
|
|
0
|
788
|
|
|
789 if (cycle->log->file->fd != STDERR_FILENO) {
|
|
|
790 if (dup2(cycle->log->file->fd, STDERR_FILENO) == -1) {
|
|
|
791 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
792 "dup2(STDERR) failed");
|
|
|
793 }
|
|
|
794 }
|
|
|
795
|
|
|
796 #endif
|
|
|
797 }
|
|
|
798
|
|
|
799
|
|
|
800 static void ngx_clean_old_cycles(ngx_event_t *ev)
|
|
|
801 {
|
|
|
802 ngx_uint_t i, n, found, live;
|
|
|
803 ngx_log_t *log;
|
|
|
804 ngx_cycle_t **cycle;
|
|
|
805
|
|
|
806 log = ngx_cycle->log;
|
|
|
807 ngx_temp_pool->log = log;
|
|
|
808
|
|
|
809 ngx_log_debug0(NGX_LOG_DEBUG_CORE, log, 0, "clean old cycles");
|
|
|
810
|
|
|
811 live = 0;
|
|
|
812
|
|
|
813 cycle = ngx_old_cycles.elts;
|
|
|
814 for (i = 0; i < ngx_old_cycles.nelts; i++) {
|
|
|
815
|
|
|
816 if (cycle[i] == NULL) {
|
|
|
817 continue;
|
|
|
818 }
|
|
|
819
|
|
|
820 found = 0;
|
|
|
821
|
|
|
822 for (n = 0; n < cycle[i]->connection_n; n++) {
|
|
|
823 if (cycle[i]->connections[n].fd != (ngx_socket_t) -1) {
|
|
|
824 found = 1;
|
|
|
825
|
|
|
826 ngx_log_debug1(NGX_LOG_DEBUG_CORE, log, 0, "live fd:%d", n);
|
|
|
827
|
|
|
828 break;
|
|
|
829 }
|
|
|
830 }
|
|
|
831
|
|
|
832 if (found) {
|
|
|
833 live = 1;
|
|
|
834 continue;
|
|
|
835 }
|
|
|
836
|
|
|
837 ngx_log_debug1(NGX_LOG_DEBUG_CORE, log, 0, "clean old cycle: %d", i);
|
|
|
838
|
|
|
839 ngx_destroy_pool(cycle[i]->pool);
|
|
|
840 cycle[i] = NULL;
|
|
|
841 }
|
|
|
842
|
|
|
843 ngx_log_debug1(NGX_LOG_DEBUG_CORE, log, 0, "old cycles status: %d", live);
|
|
|
844
|
|
|
845 if (live) {
|
|
|
846 ngx_add_timer(ev, 30000);
|
|
|
847
|
|
|
848 } else {
|
|
|
849 ngx_destroy_pool(ngx_temp_pool);
|
|
|
850 ngx_temp_pool = NULL;
|
|
|
851 ngx_old_cycles.nelts = 0;
|
|
|
852 }
|
|
|
853 }
|
