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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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28
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12 static ngx_int_t ngx_cmp_sockaddr(struct sockaddr *sa1, struct sockaddr *sa2);
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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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0
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53 ngx_core_module_t *module;
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54
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55 log = old_cycle->log;
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56
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57 if (!(pool = ngx_create_pool(16 * 1024, log))) {
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58 return NULL;
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59 }
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60 pool->log = log;
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61
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62 if (!(cycle = ngx_pcalloc(pool, sizeof(ngx_cycle_t)))) {
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63 ngx_destroy_pool(pool);
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64 return NULL;
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65 }
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66 cycle->pool = pool;
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67 cycle->log = log;
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68 cycle->old_cycle = old_cycle;
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69 cycle->conf_file = old_cycle->conf_file;
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70 cycle->root.len = sizeof(NGX_PREFIX) - 1;
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71 cycle->root.data = (u_char *) NGX_PREFIX;
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72
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73
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74 n = old_cycle->pathes.nelts ? old_cycle->pathes.nelts : 10;
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75 if (!(cycle->pathes.elts = ngx_pcalloc(pool, n * sizeof(ngx_path_t *)))) {
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76 ngx_destroy_pool(pool);
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77 return NULL;
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78 }
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79 cycle->pathes.nelts = 0;
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80 cycle->pathes.size = sizeof(ngx_path_t *);
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81 cycle->pathes.nalloc = n;
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82 cycle->pathes.pool = pool;
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83
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84
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85 if (old_cycle->open_files.part.nelts) {
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86 n = old_cycle->open_files.part.nelts;
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87 for (part = old_cycle->open_files.part.next; part; part = part->next) {
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88 n += part->nelts;
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89 }
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90
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91 } else {
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92 n = 20;
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93 }
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94
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95 if (ngx_list_init(&cycle->open_files, pool, n, sizeof(ngx_open_file_t))
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96 == NGX_ERROR)
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97 {
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98 ngx_destroy_pool(pool);
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99 return NULL;
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100 }
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101
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102
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103 if (!(cycle->new_log = ngx_log_create_errlog(cycle, NULL))) {
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104 ngx_destroy_pool(pool);
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105 return NULL;
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106 }
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107
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108 cycle->new_log->file->name = error_log;
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109
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110
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111 n = old_cycle->listening.nelts ? old_cycle->listening.nelts : 10;
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112 cycle->listening.elts = ngx_pcalloc(pool, n * sizeof(ngx_listening_t));
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113 if (cycle->listening.elts == NULL) {
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114 ngx_destroy_pool(pool);
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115 return NULL;
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116 }
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117 cycle->listening.nelts = 0;
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118 cycle->listening.size = sizeof(ngx_listening_t);
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119 cycle->listening.nalloc = n;
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120 cycle->listening.pool = pool;
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121
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122
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123 cycle->conf_ctx = ngx_pcalloc(pool, ngx_max_module * sizeof(void *));
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124 if (cycle->conf_ctx == NULL) {
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125 ngx_destroy_pool(pool);
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126 return NULL;
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127 }
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128
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129
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130 for (i = 0; ngx_modules[i]; i++) {
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131 if (ngx_modules[i]->type != NGX_CORE_MODULE) {
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132 continue;
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133 }
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134
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135 module = ngx_modules[i]->ctx;
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136
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137 if (module->create_conf) {
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138 rv = module->create_conf(cycle);
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139 if (rv == NGX_CONF_ERROR) {
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140 ngx_destroy_pool(pool);
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141 return NULL;
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142 }
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143 cycle->conf_ctx[ngx_modules[i]->index] = rv;
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144 }
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145 }
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146
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147
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148 ngx_memzero(&conf, sizeof(ngx_conf_t));
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149 /* STUB: init array ? */
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150 conf.args = ngx_create_array(pool, 10, sizeof(ngx_str_t));
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151 if (conf.args == NULL) {
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152 ngx_destroy_pool(pool);
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153 return NULL;
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154 }
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155
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156 conf.ctx = cycle->conf_ctx;
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157 conf.cycle = cycle;
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158 conf.pool = pool;
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159 conf.log = log;
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160 conf.module_type = NGX_CORE_MODULE;
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161 conf.cmd_type = NGX_MAIN_CONF;
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162
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4
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163 #if 0
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164 log->log_level = NGX_LOG_DEBUG_ALL;
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165 #endif
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0
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166
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167 if (ngx_conf_parse(&conf, &cycle->conf_file) != NGX_CONF_OK) {
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168 ngx_destroy_pool(pool);
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169 return NULL;
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170 }
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171
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172 if (ngx_test_config) {
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173 ngx_log_error(NGX_LOG_INFO, log, 0,
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174 "the configuration file %s syntax is ok",
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175 cycle->conf_file.data);
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176 }
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177
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178
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179 for (i = 0; ngx_modules[i]; i++) {
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180 if (ngx_modules[i]->type != NGX_CORE_MODULE) {
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181 continue;
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182 }
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183
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184 module = ngx_modules[i]->ctx;
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185
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186 if (module->init_conf) {
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187 if (module->init_conf(cycle, cycle->conf_ctx[ngx_modules[i]->index])
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188 == NGX_CONF_ERROR)
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189 {
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190 ngx_destroy_pool(pool);
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191 return NULL;
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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
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197 failed = 0;
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198
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199
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10
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200 #if !(NGX_WIN32)
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0
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201 if (ngx_create_pidfile(cycle, old_cycle) == NGX_ERROR) {
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202 failed = 1;
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203 }
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204 #endif
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205
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206
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207 if (!failed) {
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16
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208 ccf = (ngx_core_conf_t *) ngx_get_conf(cycle->conf_ctx,
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209 ngx_core_module);
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210
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211 if (ngx_create_pathes(cycle, ccf->user) == NGX_ERROR) {
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212 failed = 1;
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213 }
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214 }
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215
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216
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217 if (!failed) {
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0
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218
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10
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219 /* open the new files */
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220
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0
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221 part = &cycle->open_files.part;
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222 file = part->elts;
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223
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224 for (i = 0; /* void */ ; i++) {
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225
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226 if (i >= part->nelts) {
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227 if (part->next == NULL) {
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228 break;
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229 }
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230 part = part->next;
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231 file = part->elts;
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232 i = 0;
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233 }
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234
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235 if (file[i].name.data == NULL) {
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236 continue;
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237 }
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238
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239 file[i].fd = ngx_open_file(file[i].name.data,
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240 NGX_FILE_RDWR,
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241 NGX_FILE_CREATE_OR_OPEN|NGX_FILE_APPEND);
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242
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243 ngx_log_debug3(NGX_LOG_DEBUG_CORE, log, 0,
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10
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244 "log: %p %d \"%s\"",
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0
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245 &file[i], file[i].fd, file[i].name.data);
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246
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247 if (file[i].fd == NGX_INVALID_FILE) {
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248 ngx_log_error(NGX_LOG_EMERG, log, ngx_errno,
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249 ngx_open_file_n " \"%s\" failed",
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250 file[i].name.data);
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251 failed = 1;
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252 break;
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253 }
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254
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10
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255 #if (NGX_WIN32)
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0
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256 if (ngx_file_append_mode(file[i].fd) == NGX_ERROR) {
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257 ngx_log_error(NGX_LOG_EMERG, log, ngx_errno,
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258 ngx_file_append_mode_n " \"%s\" failed",
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259 file[i].name.data);
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260 failed = 1;
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261 break;
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262 }
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263 #else
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264 if (fcntl(file[i].fd, F_SETFD, FD_CLOEXEC) == -1) {
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265 ngx_log_error(NGX_LOG_EMERG, log, ngx_errno,
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266 "fcntl(FD_CLOEXEC) \"%s\" failed",
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267 file[i].name.data);
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268 failed = 1;
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269 break;
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270 }
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271 #endif
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272 }
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273 }
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274
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275 cycle->log = cycle->new_log;
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276 pool->log = cycle->new_log;
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277
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278 if (cycle->log->log_level == 0) {
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279 cycle->log->log_level = NGX_LOG_ERR;
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280 }
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281
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282 if (!failed) {
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10
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283
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284 /* handle the listening sockets */
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285
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0
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286 if (old_cycle->listening.nelts) {
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287 ls = old_cycle->listening.elts;
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288 for (i = 0; i < old_cycle->listening.nelts; i++) {
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289 ls[i].remain = 0;
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290 }
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291
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292 nls = cycle->listening.elts;
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293 for (n = 0; n < cycle->listening.nelts; n++) {
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10
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294
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0
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295 for (i = 0; i < old_cycle->listening.nelts; i++) {
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296 if (ls[i].ignore) {
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297 continue;
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298 }
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299
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10
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300 if (ngx_cmp_sockaddr(nls[n].sockaddr, ls[i].sockaddr)
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301 == NGX_OK)
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0
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302 {
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303 fd = ls[i].fd;
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10
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304 #if (NGX_WIN32)
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0
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305 /*
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306 * Winsock assignes a socket number divisible by 4 so
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307 * to find a connection we divide a socket number by 4.
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308 */
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309
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310 fd /= 4;
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311 #endif
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312 if (fd >= (ngx_socket_t) cycle->connection_n) {
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313 ngx_log_error(NGX_LOG_EMERG, log, 0,
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314 "%d connections is not enough to hold "
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10
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315 "an open listening socket on %V, "
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0
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316 "required at least %d connections",
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317 cycle->connection_n,
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10
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318 &ls[i].addr_text, fd);
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0
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319 failed = 1;
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320 break;
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321 }
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322
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323 nls[n].fd = ls[i].fd;
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324 nls[i].remain = 1;
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325 ls[i].remain = 1;
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326 break;
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327 }
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328 }
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329
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330 if (nls[n].fd == -1) {
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4
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331 nls[n].open = 1;
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0
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332 }
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333 }
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334
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335 } else {
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336 ls = cycle->listening.elts;
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337 for (i = 0; i < cycle->listening.nelts; i++) {
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4
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338 ls[i].open = 1;
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0
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339 }
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340 }
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341
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342 if (!ngx_test_config && !failed) {
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343 if (ngx_open_listening_sockets(cycle) == NGX_ERROR) {
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344 failed = 1;
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345 }
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346 }
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347 }
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348
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349 if (failed) {
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350
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351 /* rollback the new cycle configuration */
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352
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353 part = &cycle->open_files.part;
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354 file = part->elts;
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355
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356 for (i = 0; /* void */ ; i++) {
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357
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358 if (i >= part->nelts) {
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359 if (part->next == NULL) {
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360 break;
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361 }
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362 part = part->next;
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363 file = part->elts;
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364 i = 0;
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365 }
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366
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367 if (file[i].fd == NGX_INVALID_FILE
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368 || file[i].fd == ngx_stderr_fileno)
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369 {
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370 continue;
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371 }
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372
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373 if (ngx_close_file(file[i].fd) == NGX_FILE_ERROR) {
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374 ngx_log_error(NGX_LOG_EMERG, log, ngx_errno,
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375 ngx_close_file_n " \"%s\" failed",
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376 file[i].name.data);
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377 }
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378 }
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379
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380 if (ngx_test_config) {
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381 ngx_destroy_pool(pool);
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382 return NULL;
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383 }
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384
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385 ls = cycle->listening.elts;
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386 for (i = 0; i < cycle->listening.nelts; i++) {
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4
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387 if (ls[i].fd == -1 || !ls[i].open) {
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0
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388 continue;
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389 }
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390
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391 if (ngx_close_socket(ls[i].fd) == -1) {
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392 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno,
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10
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393 ngx_close_socket_n " %V failed",
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394 &ls[i].addr_text);
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0
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395 }
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396 }
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397
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398 ngx_destroy_pool(pool);
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399 return NULL;
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400 }
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401
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402
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403 /* commit the new cycle configuration */
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404
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10
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405 #if !(NGX_WIN32)
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0
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406
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407 if (!ngx_test_config && cycle->log->file->fd != STDERR_FILENO) {
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408
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409 ngx_log_debug3(NGX_LOG_DEBUG_CORE, log, 0,
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10
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410 "dup2: %p %d \"%s\"",
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0
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411 cycle->log->file,
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412 cycle->log->file->fd, cycle->log->file->name.data);
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413
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414 if (dup2(cycle->log->file->fd, STDERR_FILENO) == NGX_ERROR) {
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415 ngx_log_error(NGX_LOG_EMERG, log, ngx_errno,
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416 "dup2(STDERR) failed");
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417 /* fatal */
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418 exit(1);
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419 }
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|
420 }
|
|
|
421
|
|
|
422 #endif
|
|
|
423
|
|
|
424 pool->log = cycle->log;
|
|
|
425
|
|
|
426 for (i = 0; ngx_modules[i]; i++) {
|
|
|
427 if (ngx_modules[i]->init_module) {
|
|
|
428 if (ngx_modules[i]->init_module(cycle) == NGX_ERROR) {
|
|
|
429 /* fatal */
|
|
|
430 exit(1);
|
|
|
431 }
|
|
|
432 }
|
|
|
433 }
|
|
|
434
|
|
16
|
435
|
|
0
|
436 /* close and delete stuff that lefts from an old cycle */
|
|
|
437
|
|
|
438 /* close the unneeded listening sockets */
|
|
|
439
|
|
|
440 ls = old_cycle->listening.elts;
|
|
|
441 for (i = 0; i < old_cycle->listening.nelts; i++) {
|
|
|
442 if (ls[i].remain) {
|
|
|
443 continue;
|
|
|
444 }
|
|
|
445
|
|
|
446 if (ngx_close_socket(ls[i].fd) == -1) {
|
|
|
447 ngx_log_error(NGX_LOG_EMERG, log, ngx_socket_errno,
|
|
10
|
448 ngx_close_socket_n " %V failed",
|
|
|
449 &ls[i].addr_text);
|
|
0
|
450 }
|
|
|
451 }
|
|
|
452
|
|
|
453
|
|
|
454 /* close the unneeded open files */
|
|
|
455
|
|
|
456 part = &old_cycle->open_files.part;
|
|
|
457 file = part->elts;
|
|
|
458
|
|
|
459 for (i = 0; /* void */ ; i++) {
|
|
|
460
|
|
|
461 if (i >= part->nelts) {
|
|
|
462 if (part->next == NULL) {
|
|
|
463 break;
|
|
|
464 }
|
|
|
465 part = part->next;
|
|
|
466 file = part->elts;
|
|
|
467 i = 0;
|
|
|
468 }
|
|
|
469
|
|
|
470 if (file[i].fd == NGX_INVALID_FILE || file[i].fd == ngx_stderr_fileno) {
|
|
|
471 continue;
|
|
|
472 }
|
|
|
473
|
|
|
474 if (ngx_close_file(file[i].fd) == NGX_FILE_ERROR) {
|
|
|
475 ngx_log_error(NGX_LOG_EMERG, log, ngx_errno,
|
|
|
476 ngx_close_file_n " \"%s\" failed",
|
|
|
477 file[i].name.data);
|
|
|
478 }
|
|
|
479 }
|
|
|
480
|
|
|
481 if (old_cycle->connections == NULL) {
|
|
|
482 /* an old cycle is an init cycle */
|
|
|
483 ngx_destroy_pool(old_cycle->pool);
|
|
|
484 return cycle;
|
|
|
485 }
|
|
|
486
|
|
|
487 if (ngx_process == NGX_PROCESS_MASTER) {
|
|
|
488 ngx_destroy_pool(old_cycle->pool);
|
|
|
489 return cycle;
|
|
|
490 }
|
|
|
491
|
|
|
492 if (ngx_temp_pool == NULL) {
|
|
|
493 ngx_temp_pool = ngx_create_pool(128, cycle->log);
|
|
|
494 if (ngx_temp_pool == NULL) {
|
|
|
495 ngx_log_error(NGX_LOG_EMERG, cycle->log, 0,
|
|
|
496 "can not create ngx_temp_pool");
|
|
|
497 exit(1);
|
|
|
498 }
|
|
|
499
|
|
|
500 n = 10;
|
|
|
501 ngx_old_cycles.elts = ngx_pcalloc(ngx_temp_pool,
|
|
|
502 n * sizeof(ngx_cycle_t *));
|
|
|
503 if (ngx_old_cycles.elts == NULL) {
|
|
|
504 exit(1);
|
|
|
505 }
|
|
|
506 ngx_old_cycles.nelts = 0;
|
|
|
507 ngx_old_cycles.size = sizeof(ngx_cycle_t *);
|
|
|
508 ngx_old_cycles.nalloc = n;
|
|
|
509 ngx_old_cycles.pool = ngx_temp_pool;
|
|
|
510
|
|
|
511 ngx_cleaner_event.event_handler = ngx_clean_old_cycles;
|
|
|
512 ngx_cleaner_event.log = cycle->log;
|
|
|
513 ngx_cleaner_event.data = &dumb;
|
|
|
514 dumb.fd = (ngx_socket_t) -1;
|
|
|
515 }
|
|
|
516
|
|
|
517 ngx_temp_pool->log = cycle->log;
|
|
|
518
|
|
|
519 old = ngx_push_array(&ngx_old_cycles);
|
|
|
520 if (old == NULL) {
|
|
|
521 exit(1);
|
|
|
522 }
|
|
|
523 *old = old_cycle;
|
|
|
524
|
|
|
525 if (!ngx_cleaner_event.timer_set) {
|
|
|
526 ngx_add_timer(&ngx_cleaner_event, 30000);
|
|
|
527 ngx_cleaner_event.timer_set = 1;
|
|
|
528 }
|
|
|
529
|
|
|
530 return cycle;
|
|
|
531 }
|
|
|
532
|
|
|
533
|
|
28
|
534 static ngx_int_t ngx_cmp_sockaddr(struct sockaddr *sa1, struct sockaddr *sa2)
|
|
10
|
535 {
|
|
|
536 struct sockaddr_in *sin1, *sin2;
|
|
|
537
|
|
|
538 /* AF_INET only */
|
|
|
539
|
|
28
|
540 if (sa1->sa_family != AF_INET || sa2->sa_family != AF_INET) {
|
|
10
|
541 return NGX_DECLINED;
|
|
|
542 }
|
|
|
543
|
|
28
|
544 sin1 = (struct sockaddr_in *) sa1;
|
|
|
545 sin2 = (struct sockaddr_in *) sa2;
|
|
10
|
546
|
|
|
547 if (sin1->sin_addr.s_addr != sin2->sin_addr.s_addr) {
|
|
|
548 return NGX_DECLINED;
|
|
|
549 }
|
|
|
550
|
|
|
551 if (sin1->sin_port != sin2->sin_port) {
|
|
|
552 return NGX_DECLINED;
|
|
|
553 }
|
|
|
554
|
|
|
555 return NGX_OK;
|
|
|
556 }
|
|
|
557
|
|
|
558
|
|
|
559 #if !(NGX_WIN32)
|
|
0
|
560
|
|
|
561 ngx_int_t ngx_create_pidfile(ngx_cycle_t *cycle, ngx_cycle_t *old_cycle)
|
|
|
562 {
|
|
|
563 ngx_uint_t trunc;
|
|
|
564 size_t len;
|
|
10
|
565 u_char *name, pid[NGX_INT64_LEN];
|
|
0
|
566 ngx_file_t file;
|
|
|
567 ngx_core_conf_t *ccf, *old_ccf;
|
|
|
568
|
|
|
569 if (!ngx_test_config && old_cycle && old_cycle->conf_ctx == NULL) {
|
|
|
570
|
|
|
571 /*
|
|
|
572 * do not create the pid file in the first ngx_init_cycle() call
|
|
|
573 * because we need to write the demonized process pid
|
|
|
574 */
|
|
|
575
|
|
|
576 return NGX_OK;
|
|
|
577 }
|
|
|
578
|
|
|
579 ccf = (ngx_core_conf_t *) ngx_get_conf(cycle->conf_ctx, ngx_core_module);
|
|
|
580
|
|
|
581 if (!ngx_test_config && old_cycle) {
|
|
|
582 old_ccf = (ngx_core_conf_t *) ngx_get_conf(old_cycle->conf_ctx,
|
|
|
583 ngx_core_module);
|
|
|
584
|
|
|
585 if (ccf->pid.len == old_ccf->pid.len
|
|
|
586 && ngx_strcmp(ccf->pid.data, old_ccf->pid.data) == 0)
|
|
|
587 {
|
|
|
588
|
|
|
589 /* pid file name is the same */
|
|
|
590
|
|
|
591 return NGX_OK;
|
|
|
592 }
|
|
|
593 }
|
|
|
594
|
|
|
595 ngx_memzero(&file, sizeof(ngx_file_t));
|
|
|
596 file.name = (ngx_inherited && getppid() > 1) ? ccf->newpid : ccf->pid;
|
|
|
597 file.log = cycle->log;
|
|
|
598
|
|
|
599 trunc = ngx_test_config ? 0: NGX_FILE_TRUNCATE;
|
|
|
600
|
|
|
601 file.fd = ngx_open_file(file.name.data, NGX_FILE_RDWR,
|
|
|
602 NGX_FILE_CREATE_OR_OPEN|trunc);
|
|
|
603
|
|
|
604 if (file.fd == NGX_INVALID_FILE) {
|
|
|
605 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
606 ngx_open_file_n " \"%s\" failed", file.name.data);
|
|
|
607 return NGX_ERROR;
|
|
|
608 }
|
|
|
609
|
|
|
610 if (!ngx_test_config) {
|
|
10
|
611 len = ngx_sprintf(pid, "%P", ngx_pid) - pid;
|
|
|
612
|
|
0
|
613 if (ngx_write_file(&file, pid, len, 0) == NGX_ERROR) {
|
|
|
614 return NGX_ERROR;
|
|
|
615 }
|
|
|
616 }
|
|
|
617
|
|
|
618 if (ngx_close_file(file.fd) == NGX_FILE_ERROR) {
|
|
|
619 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno,
|
|
|
620 ngx_close_file_n " \"%s\" failed", file.name.data);
|
|
|
621 }
|
|
|
622
|
|
|
623 ngx_delete_pidfile(old_cycle);
|
|
|
624
|
|
|
625 return NGX_OK;
|
|
|
626 }
|
|
|
627
|
|
|
628
|
|
|
629 void ngx_delete_pidfile(ngx_cycle_t *cycle)
|
|
|
630 {
|
|
|
631 u_char *name;
|
|
|
632 ngx_core_conf_t *ccf;
|
|
|
633
|
|
|
634 if (cycle == NULL || cycle->conf_ctx == NULL) {
|
|
|
635 return;
|
|
|
636 }
|
|
|
637
|
|
|
638 ccf = (ngx_core_conf_t *) ngx_get_conf(cycle->conf_ctx, ngx_core_module);
|
|
|
639
|
|
|
640 if (ngx_inherited && getppid() > 1) {
|
|
|
641 name = ccf->newpid.data;
|
|
|
642
|
|
|
643 } else {
|
|
|
644 name = ccf->pid.data;
|
|
|
645 }
|
|
|
646
|
|
|
647 if (ngx_delete_file(name) == NGX_FILE_ERROR) {
|
|
|
648 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno,
|
|
|
649 ngx_delete_file_n " \"%s\" failed", name);
|
|
|
650 }
|
|
|
651 }
|
|
|
652
|
|
|
653 #endif
|
|
|
654
|
|
|
655
|
|
|
656 void ngx_reopen_files(ngx_cycle_t *cycle, ngx_uid_t user)
|
|
|
657 {
|
|
|
658 ngx_fd_t fd;
|
|
|
659 ngx_uint_t i;
|
|
|
660 ngx_list_part_t *part;
|
|
|
661 ngx_open_file_t *file;
|
|
10
|
662 #if !(NGX_WIN32)
|
|
2
|
663 ngx_file_info_t fi;
|
|
|
664 #endif
|
|
0
|
665
|
|
|
666 part = &cycle->open_files.part;
|
|
|
667 file = part->elts;
|
|
|
668
|
|
|
669 for (i = 0; /* void */ ; i++) {
|
|
|
670
|
|
|
671 if (i >= part->nelts) {
|
|
|
672 if (part->next == NULL) {
|
|
|
673 break;
|
|
|
674 }
|
|
|
675 part = part->next;
|
|
|
676 i = 0;
|
|
|
677 }
|
|
|
678
|
|
|
679 if (file[i].name.data == NULL) {
|
|
|
680 continue;
|
|
|
681 }
|
|
|
682
|
|
|
683 fd = ngx_open_file(file[i].name.data, NGX_FILE_RDWR,
|
|
|
684 NGX_FILE_CREATE_OR_OPEN|NGX_FILE_APPEND);
|
|
|
685
|
|
|
686 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, cycle->log, 0,
|
|
|
687 "reopen file \"%s\", old:%d new:%d",
|
|
|
688 file[i].name.data, file[i].fd, fd);
|
|
|
689
|
|
|
690 if (fd == NGX_INVALID_FILE) {
|
|
|
691 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
692 ngx_open_file_n " \"%s\" failed", file[i].name.data);
|
|
|
693 continue;
|
|
|
694 }
|
|
|
695
|
|
10
|
696 #if (NGX_WIN32)
|
|
0
|
697 if (ngx_file_append_mode(fd) == NGX_ERROR) {
|
|
|
698 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
699 ngx_file_append_mode_n " \"%s\" failed",
|
|
|
700 file[i].name.data);
|
|
|
701
|
|
|
702 if (ngx_close_file(fd) == NGX_FILE_ERROR) {
|
|
|
703 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
704 ngx_close_file_n " \"%s\" failed",
|
|
|
705 file[i].name.data);
|
|
|
706 }
|
|
|
707
|
|
|
708 continue;
|
|
|
709 }
|
|
|
710 #else
|
|
|
711 if (user != (ngx_uid_t) -1) {
|
|
2
|
712
|
|
|
713 if (ngx_file_info((const char *) file[i].name.data, &fi) == -1) {
|
|
|
714 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
715 ngx_file_info_n " \"%s\" failed",
|
|
|
716 file[i].name.data);
|
|
|
717
|
|
|
718 if (ngx_close_file(fd) == NGX_FILE_ERROR) {
|
|
|
719 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
720 ngx_close_file_n " \"%s\" failed",
|
|
|
721 file[i].name.data);
|
|
|
722 }
|
|
|
723 }
|
|
|
724
|
|
16
|
725 if (fi.st_uid != user) {
|
|
|
726 if (chown((const char *) file[i].name.data, user, -1) == -1) {
|
|
|
727 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
728 "chown(\"%s\", %d) failed",
|
|
|
729 file[i].name.data, user);
|
|
|
730
|
|
|
731 if (ngx_close_file(fd) == NGX_FILE_ERROR) {
|
|
|
732 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
733 ngx_close_file_n " \"%s\" failed",
|
|
|
734 file[i].name.data);
|
|
|
735 }
|
|
|
736 }
|
|
|
737 }
|
|
|
738
|
|
2
|
739 if ((fi.st_mode & (S_IRUSR|S_IWUSR)) != (S_IRUSR|S_IWUSR)) {
|
|
|
740
|
|
|
741 fi.st_mode |= (S_IRUSR|S_IWUSR);
|
|
|
742
|
|
|
743 if (chmod((const char *) file[i].name.data, fi.st_mode) == -1) {
|
|
|
744 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
16
|
745 "chmod() \"%s\" failed", file[i].name.data);
|
|
2
|
746
|
|
|
747 if (ngx_close_file(fd) == NGX_FILE_ERROR) {
|
|
|
748 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
749 ngx_close_file_n " \"%s\" failed",
|
|
|
750 file[i].name.data);
|
|
|
751 }
|
|
|
752 }
|
|
|
753 }
|
|
0
|
754 }
|
|
|
755
|
|
|
756 if (fcntl(fd, F_SETFD, FD_CLOEXEC) == -1) {
|
|
|
757 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
758 "fcntl(FD_CLOEXEC) \"%s\" failed",
|
|
|
759 file[i].name.data);
|
|
|
760
|
|
|
761 if (ngx_close_file(fd) == NGX_FILE_ERROR) {
|
|
|
762 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
763 ngx_close_file_n " \"%s\" failed",
|
|
|
764 file[i].name.data);
|
|
|
765 }
|
|
|
766
|
|
|
767 continue;
|
|
|
768 }
|
|
|
769 #endif
|
|
|
770
|
|
|
771 if (ngx_close_file(file[i].fd) == NGX_FILE_ERROR) {
|
|
|
772 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
773 ngx_close_file_n " \"%s\" failed",
|
|
|
774 file[i].name.data);
|
|
|
775 }
|
|
|
776
|
|
|
777 file[i].fd = fd;
|
|
|
778 }
|
|
|
779
|
|
10
|
780 #if !(NGX_WIN32)
|
|
0
|
781
|
|
|
782 if (cycle->log->file->fd != STDERR_FILENO) {
|
|
|
783 if (dup2(cycle->log->file->fd, STDERR_FILENO) == -1) {
|
|
|
784 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
785 "dup2(STDERR) failed");
|
|
|
786 }
|
|
|
787 }
|
|
|
788
|
|
|
789 #endif
|
|
|
790 }
|
|
|
791
|
|
|
792
|
|
|
793 static void ngx_clean_old_cycles(ngx_event_t *ev)
|
|
|
794 {
|
|
|
795 ngx_uint_t i, n, found, live;
|
|
|
796 ngx_log_t *log;
|
|
|
797 ngx_cycle_t **cycle;
|
|
|
798
|
|
|
799 log = ngx_cycle->log;
|
|
|
800 ngx_temp_pool->log = log;
|
|
|
801
|
|
|
802 ngx_log_debug0(NGX_LOG_DEBUG_CORE, log, 0, "clean old cycles");
|
|
|
803
|
|
|
804 live = 0;
|
|
|
805
|
|
|
806 cycle = ngx_old_cycles.elts;
|
|
|
807 for (i = 0; i < ngx_old_cycles.nelts; i++) {
|
|
|
808
|
|
|
809 if (cycle[i] == NULL) {
|
|
|
810 continue;
|
|
|
811 }
|
|
|
812
|
|
|
813 found = 0;
|
|
|
814
|
|
|
815 for (n = 0; n < cycle[i]->connection_n; n++) {
|
|
|
816 if (cycle[i]->connections[n].fd != (ngx_socket_t) -1) {
|
|
|
817 found = 1;
|
|
|
818
|
|
|
819 ngx_log_debug1(NGX_LOG_DEBUG_CORE, log, 0, "live fd:%d", n);
|
|
|
820
|
|
|
821 break;
|
|
|
822 }
|
|
|
823 }
|
|
|
824
|
|
|
825 if (found) {
|
|
|
826 live = 1;
|
|
|
827 continue;
|
|
|
828 }
|
|
|
829
|
|
|
830 ngx_log_debug1(NGX_LOG_DEBUG_CORE, log, 0, "clean old cycle: %d", i);
|
|
|
831
|
|
|
832 ngx_destroy_pool(cycle[i]->pool);
|
|
|
833 cycle[i] = NULL;
|
|
|
834 }
|
|
|
835
|
|
|
836 ngx_log_debug1(NGX_LOG_DEBUG_CORE, log, 0, "old cycles status: %d", live);
|
|
|
837
|
|
|
838 if (live) {
|
|
|
839 ngx_add_timer(ev, 30000);
|
|
|
840
|
|
|
841 } else {
|
|
|
842 ngx_destroy_pool(ngx_temp_pool);
|
|
|
843 ngx_temp_pool = NULL;
|
|
|
844 ngx_old_cycles.nelts = 0;
|
|
|
845 }
|
|
|
846 }
|
