Mercurial > hg > nginx
annotate src/core/nginx.c @ 2765:6d358aeaa989
ngx_log_errno()
author | Igor Sysoev <igor@sysoev.ru> |
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date | Mon, 27 Apr 2009 13:17:33 +0000 |
parents | 77264e0157ad |
children | caa4f7dcf1e3 |
rev | line source |
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1 |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
441
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4 */ |
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7 #include <ngx_config.h> |
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8 #include <ngx_core.h> |
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9 #include <nginx.h> |
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10 |
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11 |
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12 static ngx_int_t ngx_add_inherited_sockets(ngx_cycle_t *cycle); |
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13 static ngx_int_t ngx_get_options(int argc, char *const *argv); |
2758 | 14 static ngx_int_t ngx_process_options(ngx_cycle_t *cycle); |
452 | 15 static ngx_int_t ngx_save_argv(ngx_cycle_t *cycle, int argc, char *const *argv); |
311
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16 static void *ngx_core_module_create_conf(ngx_cycle_t *cycle); |
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17 static char *ngx_core_module_init_conf(ngx_cycle_t *cycle, void *conf); |
234
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18 static char *ngx_set_user(ngx_conf_t *cf, ngx_command_t *cmd, void *conf); |
1069 | 19 static char *ngx_set_env(ngx_conf_t *cf, ngx_command_t *cmd, void *conf); |
473 | 20 static char *ngx_set_priority(ngx_conf_t *cf, ngx_command_t *cmd, void *conf); |
577 | 21 static char *ngx_set_cpu_affinity(ngx_conf_t *cf, ngx_command_t *cmd, |
22 void *conf); | |
3
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23 |
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24 |
461 | 25 static ngx_conf_enum_t ngx_debug_points[] = { |
26 { ngx_string("stop"), NGX_DEBUG_POINTS_STOP }, | |
27 { ngx_string("abort"), NGX_DEBUG_POINTS_ABORT }, | |
28 { ngx_null_string, 0 } | |
577 | 29 }; |
461 | 30 |
31 | |
117
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32 static ngx_command_t ngx_core_commands[] = { |
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33 |
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34 { ngx_string("daemon"), |
563 | 35 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_FLAG, |
311
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36 ngx_conf_set_flag_slot, |
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37 0, |
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38 offsetof(ngx_core_conf_t, daemon), |
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39 NULL }, |
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40 |
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41 { ngx_string("master_process"), |
563 | 42 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_FLAG, |
311
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43 ngx_conf_set_flag_slot, |
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44 0, |
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45 offsetof(ngx_core_conf_t, master), |
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46 NULL }, |
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47 |
563 | 48 { ngx_string("timer_resolution"), |
49 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1, | |
50 ngx_conf_set_msec_slot, | |
51 0, | |
52 offsetof(ngx_core_conf_t, timer_resolution), | |
53 NULL }, | |
54 | |
543 | 55 { ngx_string("pid"), |
56 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1, | |
57 ngx_conf_set_str_slot, | |
58 0, | |
59 offsetof(ngx_core_conf_t, pid), | |
60 NULL }, | |
61 | |
611 | 62 { ngx_string("lock_file"), |
63 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1, | |
64 ngx_conf_set_str_slot, | |
65 0, | |
66 offsetof(ngx_core_conf_t, lock_file), | |
67 NULL }, | |
68 | |
311
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69 { ngx_string("worker_processes"), |
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70 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1, |
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71 ngx_conf_set_num_slot, |
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72 0, |
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73 offsetof(ngx_core_conf_t, worker_processes), |
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74 NULL }, |
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75 |
461 | 76 { ngx_string("debug_points"), |
77 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1, | |
78 ngx_conf_set_enum_slot, | |
79 0, | |
80 offsetof(ngx_core_conf_t, debug_points), | |
81 &ngx_debug_points }, | |
82 | |
543 | 83 { ngx_string("user"), |
84 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE12, | |
85 ngx_set_user, | |
86 0, | |
87 0, | |
88 NULL }, | |
89 | |
90 { ngx_string("worker_priority"), | |
91 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1, | |
92 ngx_set_priority, | |
93 0, | |
94 0, | |
95 NULL }, | |
96 | |
577 | 97 { ngx_string("worker_cpu_affinity"), |
98 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_1MORE, | |
99 ngx_set_cpu_affinity, | |
100 0, | |
101 0, | |
102 NULL }, | |
103 | |
543 | 104 { ngx_string("worker_rlimit_nofile"), |
105 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1, | |
106 ngx_conf_set_num_slot, | |
107 0, | |
108 offsetof(ngx_core_conf_t, rlimit_nofile), | |
109 NULL }, | |
110 | |
589 | 111 { ngx_string("worker_rlimit_core"), |
112 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1, | |
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113 ngx_conf_set_size_slot, |
589 | 114 0, |
115 offsetof(ngx_core_conf_t, rlimit_core), | |
116 NULL }, | |
117 | |
543 | 118 { ngx_string("worker_rlimit_sigpending"), |
119 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1, | |
120 ngx_conf_set_num_slot, | |
121 0, | |
122 offsetof(ngx_core_conf_t, rlimit_sigpending), | |
123 NULL }, | |
124 | |
125 { ngx_string("working_directory"), | |
126 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1, | |
127 ngx_conf_set_str_slot, | |
128 0, | |
129 offsetof(ngx_core_conf_t, working_directory), | |
130 NULL }, | |
131 | |
1069 | 132 { ngx_string("env"), |
133 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1, | |
134 ngx_set_env, | |
135 0, | |
136 0, | |
137 NULL }, | |
138 | |
376
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139 #if (NGX_THREADS) |
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140 |
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141 { ngx_string("worker_threads"), |
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142 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1, |
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143 ngx_conf_set_num_slot, |
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144 0, |
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145 offsetof(ngx_core_conf_t, worker_threads), |
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146 NULL }, |
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147 |
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148 { ngx_string("thread_stack_size"), |
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149 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1, |
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150 ngx_conf_set_size_slot, |
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151 0, |
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152 offsetof(ngx_core_conf_t, thread_stack_size), |
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153 NULL }, |
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154 |
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155 #endif |
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156 |
209
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157 ngx_null_command |
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158 }; |
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159 |
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160 |
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161 static ngx_core_module_t ngx_core_module_ctx = { |
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162 ngx_string("core"), |
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163 ngx_core_module_create_conf, |
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164 ngx_core_module_init_conf |
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165 }; |
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166 |
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167 |
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168 ngx_module_t ngx_core_module = { |
509 | 169 NGX_MODULE_V1, |
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170 &ngx_core_module_ctx, /* module context */ |
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171 ngx_core_commands, /* module directives */ |
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172 NGX_CORE_MODULE, /* module type */ |
541 | 173 NULL, /* init master */ |
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174 NULL, /* init module */ |
541 | 175 NULL, /* init process */ |
176 NULL, /* init thread */ | |
177 NULL, /* exit thread */ | |
178 NULL, /* exit process */ | |
179 NULL, /* exit master */ | |
180 NGX_MODULE_V1_PADDING | |
117
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181 }; |
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182 |
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183 |
2725 | 184 ngx_uint_t ngx_max_module; |
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185 |
2735 | 186 static ngx_uint_t ngx_show_help; |
2725 | 187 static ngx_uint_t ngx_show_version; |
188 static ngx_uint_t ngx_show_configure; | |
2758 | 189 static u_char *ngx_prefix; |
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190 static u_char *ngx_conf_file; |
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191 static u_char *ngx_conf_params; |
2725 | 192 static char *ngx_signal; |
193 | |
639 | 194 |
1069 | 195 static char **ngx_os_environ; |
601 | 196 |
107
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197 |
503 | 198 int ngx_cdecl |
499 | 199 main(int argc, char *const *argv) |
107
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200 { |
452 | 201 ngx_int_t i; |
202 ngx_log_t *log; | |
203 ngx_cycle_t *cycle, init_cycle; | |
204 ngx_core_conf_t *ccf; | |
107
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205 |
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206 if (ngx_get_options(argc, argv) != NGX_OK) { |
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207 return 1; |
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208 } |
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209 |
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210 if (ngx_show_version) { |
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211 ngx_log_stderr(0, "nginx version: " NGINX_VER); |
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212 |
2735 | 213 if (ngx_show_help) { |
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214 ngx_log_stderr(0, |
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215 "Usage: nginx [-?hvVt] [-s signal] [-c filename] " |
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216 "[-g directives]" CRLF CRLF |
2735 | 217 "Options:" CRLF |
218 " -?,-h : this help" CRLF | |
219 " -v : show version and exit" CRLF | |
220 " -V : show version and configure options then exit" | |
221 CRLF | |
222 " -t : test configuration and exit" CRLF | |
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223 " -s signal : send signal to a master process: " |
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224 "stop, quit, reopen, reload" CRLF |
2758 | 225 #ifdef NGX_PREFIX |
226 " -p prefix : set prefix path (default: " | |
227 NGX_PREFIX ")" CRLF | |
228 #else | |
229 " -p prefix : set prefix path (default: NONE)" CRLF | |
230 #endif | |
2735 | 231 " -c filename : set configuration file (default: " |
232 NGX_CONF_PATH ")" CRLF | |
233 " -g directives : set global directives out of configuration " | |
234 "file" CRLF | |
235 ); | |
236 } | |
237 | |
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238 if (ngx_show_configure) { |
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239 #ifdef NGX_COMPILER |
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240 ngx_log_stderr(0, "built by " NGX_COMPILER); |
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241 #endif |
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242 ngx_log_stderr(0, "configure arguments:" NGX_CONFIGURE); |
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243 } |
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244 |
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245 if (!ngx_test_config) { |
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246 return 0; |
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247 } |
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248 } |
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249 |
455 | 250 #if (NGX_FREEBSD) |
207
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251 ngx_debug_init(); |
114
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252 #endif |
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253 |
108
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254 /* TODO */ ngx_max_sockets = -1; |
107
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255 |
195
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256 ngx_time_init(); |
221
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257 |
455 | 258 #if (NGX_PCRE) |
195
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259 ngx_regex_init(); |
212
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260 #endif |
182
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261 |
443
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262 ngx_pid = ngx_getpid(); |
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263 |
2758 | 264 log = ngx_log_init(ngx_prefix); |
501 | 265 if (log == NULL) { |
444
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266 return 1; |
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267 } |
107
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268 |
541 | 269 /* STUB */ |
393
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270 #if (NGX_OPENSSL) |
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271 ngx_ssl_init(log); |
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272 #endif |
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273 |
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274 /* |
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275 * init_cycle->log is required for signal handlers and |
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276 * ngx_process_options() |
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277 */ |
212
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278 |
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279 ngx_memzero(&init_cycle, sizeof(ngx_cycle_t)); |
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280 init_cycle.log = log; |
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281 ngx_cycle = &init_cycle; |
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282 |
501 | 283 init_cycle.pool = ngx_create_pool(1024, log); |
284 if (init_cycle.pool == NULL) { | |
218
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285 return 1; |
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286 } |
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287 |
611 | 288 if (ngx_save_argv(&init_cycle, argc, argv) != NGX_OK) { |
452 | 289 return 1; |
290 } | |
291 | |
2758 | 292 if (ngx_process_options(&init_cycle) != NGX_OK) { |
293 return 1; | |
294 } | |
448
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295 |
611 | 296 if (ngx_os_init(log) != NGX_OK) { |
443
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297 return 1; |
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298 } |
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299 |
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300 /* |
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301 * ngx_crc32_table_init() requires ngx_cacheline_size set in ngx_os_init() |
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302 */ |
930
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303 |
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304 if (ngx_crc32_table_init() != NGX_OK) { |
930
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305 return 1; |
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306 } |
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307 |
611 | 308 if (ngx_add_inherited_sockets(&init_cycle) != NGX_OK) { |
218
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309 return 1; |
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310 } |
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311 |
317
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312 ngx_max_module = 0; |
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313 for (i = 0; ngx_modules[i]; i++) { |
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314 ngx_modules[i]->index = ngx_max_module++; |
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315 } |
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316 |
218
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317 cycle = ngx_init_cycle(&init_cycle); |
108
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318 if (cycle == NULL) { |
320
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319 if (ngx_test_config) { |
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320 ngx_log_stderr(0, "configuration file %s test failed", |
2722 | 321 init_cycle.conf_file.data); |
320
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322 } |
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323 |
107
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324 return 1; |
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325 } |
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326 |
317
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327 if (ngx_test_config) { |
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328 ngx_log_stderr(0, "configuration file %s test is successful", |
2722 | 329 cycle->conf_file.data); |
317
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330 return 0; |
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331 } |
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332 |
449
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333 ngx_os_status(cycle->log); |
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334 |
114
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335 ngx_cycle = cycle; |
113
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336 |
218
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337 ccf = (ngx_core_conf_t *) ngx_get_conf(cycle->conf_ctx, ngx_core_module); |
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338 |
2725 | 339 if (ccf->master && ngx_process == NGX_PROCESS_SINGLE) { |
340 ngx_process = NGX_PROCESS_MASTER; | |
341 } | |
220
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342 |
2725 | 343 if (ngx_signal) { |
344 return ngx_signal_process(cycle, ngx_signal); | |
218
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345 } |
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346 |
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347 #if !(NGX_WIN32) |
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348 |
611 | 349 if (ngx_init_signals(cycle->log) != NGX_OK) { |
539 | 350 return 1; |
351 } | |
352 | |
311
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353 if (!ngx_inherited && ccf->daemon) { |
611 | 354 if (ngx_daemon(cycle->log) != NGX_OK) { |
115
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355 return 1; |
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356 } |
366
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357 |
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358 ngx_daemonized = 1; |
115
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359 } |
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360 |
2725 | 361 #endif |
362 | |
611 | 363 if (ngx_create_pidfile(&ccf->pid, cycle->log) != NGX_OK) { |
210
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364 return 1; |
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365 } |
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366 |
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367 if (cycle->log->file->fd != ngx_stderr) { |
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368 |
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369 if (ngx_set_stderr(cycle->log->file->fd) == NGX_FILE_ERROR) { |
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370 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno, |
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371 ngx_set_stderr_n " failed"); |
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372 return 1; |
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373 } |
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374 } |
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375 |
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376 ngx_use_stderr = 0; |
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377 |
2725 | 378 if (ngx_process == NGX_PROCESS_SINGLE) { |
379 ngx_single_process_cycle(cycle); | |
318
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380 |
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381 } else { |
2725 | 382 ngx_master_process_cycle(cycle); |
318
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383 } |
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384 |
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385 return 0; |
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386 } |
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387 |
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388 |
499 | 389 static ngx_int_t |
390 ngx_add_inherited_sockets(ngx_cycle_t *cycle) | |
219
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391 { |
501 | 392 u_char *p, *v, *inherited; |
393 ngx_int_t s; | |
394 ngx_listening_t *ls; | |
219
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395 |
290
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396 inherited = (u_char *) getenv(NGINX_VAR); |
282
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397 |
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398 if (inherited == NULL) { |
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399 return NGX_OK; |
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400 } |
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401 |
461 | 402 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, |
282
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403 "using inherited sockets from \"%s\"", inherited); |
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404 |
461 | 405 if (ngx_array_init(&cycle->listening, cycle->pool, 10, |
745 | 406 sizeof(ngx_listening_t)) |
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407 != NGX_OK) |
461 | 408 { |
409 return NGX_ERROR; | |
410 } | |
282
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411 |
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412 for (p = inherited, v = p; *p; p++) { |
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413 if (*p == ':' || *p == ';') { |
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414 s = ngx_atoi(v, p - v); |
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415 if (s == NGX_ERROR) { |
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416 ngx_log_error(NGX_LOG_EMERG, cycle->log, 0, |
537 | 417 "invalid socket number \"%s\" in " NGINX_VAR |
418 " environment variable, ignoring the rest" | |
419 " of the variable", v); | |
282
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420 break; |
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421 } |
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422 |
290
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423 v = p + 1; |
282
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424 |
501 | 425 ls = ngx_array_push(&cycle->listening); |
426 if (ls == NULL) { | |
282
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427 return NGX_ERROR; |
290
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428 } |
219
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429 |
523 | 430 ngx_memzero(ls, sizeof(ngx_listening_t)); |
431 | |
501 | 432 ls->fd = (ngx_socket_t) s; |
219
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433 } |
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434 } |
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435 |
282
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436 ngx_inherited = 1; |
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437 |
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438 return ngx_set_inherited_sockets(cycle); |
219
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439 } |
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440 |
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441 |
1069 | 442 char ** |
443 ngx_set_environment(ngx_cycle_t *cycle, ngx_uint_t *last) | |
444 { | |
445 char **p, **env; | |
446 ngx_str_t *var; | |
447 ngx_uint_t i, n; | |
448 ngx_core_conf_t *ccf; | |
449 | |
450 ccf = (ngx_core_conf_t *) ngx_get_conf(cycle->conf_ctx, ngx_core_module); | |
451 | |
1080 | 452 if (last == NULL && ccf->environment) { |
453 return ccf->environment; | |
1069 | 454 } |
455 | |
456 var = ccf->env.elts; | |
457 | |
458 for (i = 0; i < ccf->env.nelts; i++) { | |
459 if (ngx_strcmp(var[i].data, "TZ") == 0 | |
460 || ngx_strncmp(var[i].data, "TZ=", 3) == 0) | |
461 { | |
462 goto tz_found; | |
463 } | |
464 } | |
465 | |
466 var = ngx_array_push(&ccf->env); | |
1318 | 467 if (var == NULL) { |
468 return NULL; | |
469 } | |
1069 | 470 |
471 var->len = 2; | |
472 var->data = (u_char *) "TZ"; | |
473 | |
474 var = ccf->env.elts; | |
475 | |
476 tz_found: | |
477 | |
1080 | 478 n = 0; |
479 | |
1069 | 480 for (i = 0; i < ccf->env.nelts; i++) { |
481 | |
482 if (var[i].data[var[i].len] == '=') { | |
483 n++; | |
484 continue; | |
485 } | |
486 | |
487 for (p = ngx_os_environ; *p; p++) { | |
488 | |
489 if (ngx_strncmp(*p, var[i].data, var[i].len) == 0 | |
490 && (*p)[var[i].len] == '=') | |
491 { | |
492 n++; | |
493 break; | |
494 } | |
495 } | |
496 } | |
497 | |
498 if (last) { | |
1080 | 499 env = ngx_alloc((*last + n + 1) * sizeof(char *), cycle->log); |
1069 | 500 *last = n; |
501 | |
502 } else { | |
503 env = ngx_palloc(cycle->pool, (n + 1) * sizeof(char *)); | |
504 } | |
505 | |
506 if (env == NULL) { | |
507 return NULL; | |
508 } | |
509 | |
510 n = 0; | |
511 | |
512 for (i = 0; i < ccf->env.nelts; i++) { | |
513 | |
514 if (var[i].data[var[i].len] == '=') { | |
515 env[n++] = (char *) var[i].data; | |
516 continue; | |
517 } | |
518 | |
519 for (p = ngx_os_environ; *p; p++) { | |
520 | |
521 if (ngx_strncmp(*p, var[i].data, var[i].len) == 0 | |
522 && (*p)[var[i].len] == '=') | |
523 { | |
524 env[n++] = *p; | |
525 break; | |
526 } | |
527 } | |
528 } | |
529 | |
530 env[n] = NULL; | |
531 | |
532 if (last == NULL) { | |
533 ccf->environment = env; | |
534 environ = env; | |
535 } | |
536 | |
537 return env; | |
538 } | |
539 | |
540 | |
543 | 541 ngx_pid_t |
542 ngx_exec_new_binary(ngx_cycle_t *cycle, char *const *argv) | |
218
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543 { |
1069 | 544 char **env, *var; |
545 u_char *p; | |
546 ngx_uint_t i, n; | |
547 ngx_pid_t pid; | |
548 ngx_exec_ctx_t ctx; | |
549 ngx_core_conf_t *ccf; | |
550 ngx_listening_t *ls; | |
218
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551 |
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552 ngx_memzero(&ctx, sizeof(ngx_exec_ctx_t)); |
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553 |
218
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554 ctx.path = argv[0]; |
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555 ctx.name = "new binary process"; |
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556 ctx.argv = argv; |
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|
557 |
1069 | 558 n = 2; |
559 env = ngx_set_environment(cycle, &n); | |
560 if (env == NULL) { | |
561 return NGX_INVALID_PID; | |
562 } | |
563 | |
282
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564 var = ngx_alloc(sizeof(NGINX_VAR) |
501 | 565 + cycle->listening.nelts * (NGX_INT32_LEN + 1) + 2, |
218
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|
566 cycle->log); |
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567 |
461 | 568 p = ngx_cpymem(var, NGINX_VAR "=", sizeof(NGINX_VAR)); |
218
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569 |
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570 ls = cycle->listening.elts; |
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571 for (i = 0; i < cycle->listening.nelts; i++) { |
461 | 572 p = ngx_sprintf(p, "%ud;", ls[i].fd); |
114
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573 } |
ac69ab96328d
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574 |
461 | 575 *p = '\0'; |
576 | |
1069 | 577 env[n++] = var; |
452 | 578 |
579 #if (NGX_SETPROCTITLE_USES_ENV) | |
580 | |
461 | 581 /* allocate the spare 300 bytes for the new binary process title */ |
452 | 582 |
1069 | 583 env[n++] = "SPARE=XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX" |
584 "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX" | |
585 "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX" | |
586 "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX" | |
587 "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX"; | |
452 | 588 |
589 #endif | |
590 | |
1069 | 591 env[n] = NULL; |
592 | |
593 #if (NGX_DEBUG) | |
594 { | |
595 char **e; | |
596 for (e = env; *e; e++) { | |
597 ngx_log_debug1(NGX_LOG_DEBUG_CORE, cycle->log, 0, "env: %s", *e); | |
598 } | |
599 } | |
600 #endif | |
601 | |
602 ctx.envp = (char *const *) env; | |
218
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603 |
543 | 604 ccf = (ngx_core_conf_t *) ngx_get_conf(cycle->conf_ctx, ngx_core_module); |
605 | |
1069 | 606 if (ngx_rename_file(ccf->pid.data, ccf->oldpid.data) != NGX_OK) { |
543 | 607 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, |
608 ngx_rename_file_n " %s to %s failed " | |
609 "before executing new binary process \"%s\"", | |
610 ccf->pid.data, ccf->oldpid.data, argv[0]); | |
611 | |
1069 | 612 ngx_free(env); |
543 | 613 ngx_free(var); |
614 | |
615 return NGX_INVALID_PID; | |
616 } | |
617 | |
279
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618 pid = ngx_execute(cycle, &ctx); |
114
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619 |
543 | 620 if (pid == NGX_INVALID_PID) { |
1069 | 621 if (ngx_rename_file(ccf->oldpid.data, ccf->pid.data) != NGX_OK) { |
543 | 622 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, |
1069 | 623 ngx_rename_file_n " %s back to %s failed after " |
624 "the try to execute the new binary process \"%s\"", | |
543 | 625 ccf->oldpid.data, ccf->pid.data, argv[0]); |
626 } | |
627 } | |
628 | |
1069 | 629 ngx_free(env); |
218
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630 ngx_free(var); |
226
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631 |
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632 return pid; |
218
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633 } |
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634 |
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635 |
543 | 636 static ngx_int_t |
2730
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diff
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637 ngx_get_options(int argc, char *const *argv) |
255
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638 { |
2733
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639 u_char *p; |
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640 ngx_int_t i; |
255
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641 |
452 | 642 for (i = 1; i < argc; i++) { |
2733
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643 |
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644 p = (u_char *) argv[i]; |
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645 |
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646 if (*p++ != '-') { |
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647 ngx_log_stderr(0, "invalid option: \"%s\"", argv[i]); |
255
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648 return NGX_ERROR; |
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649 } |
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650 |
2733
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651 while (*p) { |
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652 |
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653 switch (*p++) { |
255
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|
654 |
2735 | 655 case '?': |
656 case 'h': | |
657 ngx_show_version = 1; | |
658 ngx_show_help = 1; | |
659 break; | |
660 | |
2733
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661 case 'v': |
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662 ngx_show_version = 1; |
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663 break; |
639 | 664 |
2733
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|
665 case 'V': |
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666 ngx_show_version = 1; |
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667 ngx_show_configure = 1; |
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668 break; |
945 | 669 |
2733
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diff
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670 case 't': |
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671 ngx_test_config = 1; |
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672 break; |
317
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316
diff
changeset
|
673 |
2758 | 674 case 'p': |
675 if (*p) { | |
676 ngx_prefix = p; | |
677 goto next; | |
678 } | |
679 | |
680 if (argv[++i]) { | |
681 ngx_prefix = (u_char *) argv[i]; | |
682 goto next; | |
683 } | |
684 | |
685 ngx_log_stderr(0, "option \"-p\" requires directory name"); | |
686 return NGX_ERROR; | |
687 | |
2733
edc01cc34b3e
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diff
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|
688 case 'c': |
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diff
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|
689 if (*p) { |
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|
690 ngx_conf_file = p; |
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diff
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|
691 goto next; |
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|
692 } |
316
a0beefedaf94
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314
diff
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|
693 |
2733
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|
694 if (argv[++i]) { |
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|
695 ngx_conf_file = (u_char *) argv[i]; |
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|
696 goto next; |
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diff
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|
697 } |
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diff
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|
698 |
2743
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|
699 ngx_log_stderr(0, "option \"-c\" requires file name"); |
2733
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|
700 return NGX_ERROR; |
255
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|
701 |
2733
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|
702 case 'g': |
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diff
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|
703 if (*p) { |
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|
704 ngx_conf_params = p; |
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diff
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|
705 goto next; |
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diff
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|
706 } |
2073 | 707 |
2733
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diff
changeset
|
708 if (argv[++i]) { |
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diff
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|
709 ngx_conf_params = (u_char *) argv[i]; |
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2730
diff
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|
710 goto next; |
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diff
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|
711 } |
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diff
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|
712 |
2743
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issue start up errors and warning on both stderr and error_log
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diff
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|
713 ngx_log_stderr(0, "option \"-g\" requires parameter"); |
2733
edc01cc34b3e
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diff
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|
714 return NGX_ERROR; |
2073 | 715 |
2733
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2730
diff
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|
716 case 's': |
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diff
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|
717 if (*p) { |
edc01cc34b3e
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|
718 ngx_signal = (char *) p; |
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diff
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|
719 |
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diff
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|
720 } else if (argv[++i]) { |
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diff
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|
721 ngx_signal = argv[i]; |
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diff
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|
722 |
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diff
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|
723 } else { |
2743
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diff
changeset
|
724 ngx_log_stderr(0, "option \"-s\" requires parameter"); |
2733
edc01cc34b3e
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diff
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|
725 return NGX_ERROR; |
edc01cc34b3e
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diff
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|
726 } |
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diff
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|
727 |
edc01cc34b3e
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diff
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|
728 if (ngx_strcmp(ngx_signal, "stop") == 0 |
edc01cc34b3e
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diff
changeset
|
729 || ngx_strcmp(ngx_signal, "quit") == 0 |
edc01cc34b3e
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|
730 || ngx_strcmp(ngx_signal, "reopen") == 0 |
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diff
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|
731 || ngx_strcmp(ngx_signal, "reload") == 0) |
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2730
diff
changeset
|
732 { |
edc01cc34b3e
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diff
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|
733 ngx_process = NGX_PROCESS_SIGNALLER; |
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2730
diff
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|
734 goto next; |
edc01cc34b3e
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diff
changeset
|
735 } |
edc01cc34b3e
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|
736 |
2743
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diff
changeset
|
737 ngx_log_stderr(0, "invalid option: \"-s %s\"", ngx_signal); |
2733
edc01cc34b3e
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diff
changeset
|
738 return NGX_ERROR; |
edc01cc34b3e
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diff
changeset
|
739 |
edc01cc34b3e
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diff
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|
740 default: |
2743
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issue start up errors and warning on both stderr and error_log
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diff
changeset
|
741 ngx_log_stderr(0, "invalid option: \"%c\"", *(p - 1)); |
2725 | 742 return NGX_ERROR; |
743 } | |
2733
edc01cc34b3e
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2730
diff
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|
744 } |
2725 | 745 |
2733
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diff
changeset
|
746 next: |
2725 | 747 |
2733
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|
748 continue; |
255
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|
749 } |
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|
750 |
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|
751 return NGX_OK; |
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|
752 } |
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|
753 |
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|
754 |
499 | 755 static ngx_int_t |
756 ngx_save_argv(ngx_cycle_t *cycle, int argc, char *const *argv) | |
452 | 757 { |
501 | 758 #if (NGX_FREEBSD) |
759 | |
760 ngx_os_argv = (char **) argv; | |
761 ngx_argc = argc; | |
762 ngx_argv = (char **) argv; | |
763 | |
764 #else | |
452 | 765 size_t len; |
766 ngx_int_t i; | |
767 | |
768 ngx_os_argv = (char **) argv; | |
769 ngx_argc = argc; | |
770 | |
501 | 771 ngx_argv = ngx_alloc((argc + 1) * sizeof(char *), cycle->log); |
772 if (ngx_argv == NULL) { | |
452 | 773 return NGX_ERROR; |
774 } | |
775 | |
776 for (i = 0; i < argc; i++) { | |
777 len = ngx_strlen(argv[i]) + 1; | |
778 | |
501 | 779 ngx_argv[i] = ngx_alloc(len, cycle->log); |
780 if (ngx_argv[i] == NULL) { | |
452 | 781 return NGX_ERROR; |
782 } | |
783 | |
517 | 784 (void) ngx_cpystrn((u_char *) ngx_argv[i], (u_char *) argv[i], len); |
452 | 785 } |
786 | |
787 ngx_argv[i] = NULL; | |
788 | |
789 #endif | |
790 | |
1069 | 791 ngx_os_environ = environ; |
792 | |
452 | 793 return NGX_OK; |
794 } | |
795 | |
796 | |
2758 | 797 static ngx_int_t |
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798 ngx_process_options(ngx_cycle_t *cycle) |
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799 { |
2758 | 800 u_char *p; |
801 size_t len; | |
802 | |
803 if (ngx_prefix) { | |
804 len = ngx_strlen(ngx_prefix); | |
805 p = ngx_prefix; | |
806 | |
807 if (!ngx_path_separator(*p)) { | |
808 p = ngx_pnalloc(cycle->pool, len + 1); | |
809 if (p == NULL) { | |
810 return NGX_ERROR; | |
811 } | |
812 | |
813 ngx_memcpy(p, ngx_prefix, len); | |
814 p[len++] = '/'; | |
815 } | |
816 | |
817 cycle->conf_prefix.len = len; | |
818 cycle->conf_prefix.data = p; | |
819 cycle->prefix.len = len; | |
820 cycle->prefix.data = p; | |
821 | |
822 } else { | |
823 | |
824 #ifndef NGX_PREFIX | |
825 | |
826 p = ngx_pnalloc(cycle->pool, NGX_MAX_PATH); | |
827 if (p == NULL) { | |
828 return NGX_ERROR; | |
829 } | |
830 | |
831 if (ngx_getcwd(p, NGX_MAX_PATH) == 0) { | |
832 ngx_log_stderr(ngx_errno, "[emerg]: " ngx_getcwd_n " failed"); | |
833 return NGX_ERROR; | |
834 } | |
835 | |
836 len = ngx_strlen(p); | |
837 | |
838 p[len++] = '/'; | |
839 | |
840 cycle->conf_prefix.len = len; | |
841 cycle->conf_prefix.data = p; | |
842 cycle->prefix.len = len; | |
843 cycle->prefix.data = p; | |
844 | |
845 #else | |
846 | |
847 #ifdef NGX_CONF_PREFIX | |
848 cycle->conf_prefix.len = sizeof(NGX_CONF_PREFIX) - 1; | |
849 cycle->conf_prefix.data = (u_char *) NGX_CONF_PREFIX; | |
850 #else | |
851 cycle->conf_prefix.len = sizeof(NGX_PREFIX) - 1; | |
852 cycle->conf_prefix.data = (u_char *) NGX_PREFIX; | |
853 #endif | |
854 cycle->prefix.len = sizeof(NGX_PREFIX) - 1; | |
855 cycle->prefix.data = (u_char *) NGX_PREFIX; | |
856 | |
857 #endif | |
858 } | |
859 | |
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860 if (ngx_conf_file) { |
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861 cycle->conf_file.len = ngx_strlen(ngx_conf_file); |
2733
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862 cycle->conf_file.data = ngx_conf_file; |
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863 |
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864 } else { |
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865 cycle->conf_file.len = sizeof(NGX_CONF_PATH) - 1; |
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866 cycle->conf_file.data = (u_char *) NGX_CONF_PATH; |
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867 } |
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868 |
2758 | 869 if (ngx_conf_full_name(cycle, &cycle->conf_file, 0) != NGX_OK) { |
870 return NGX_ERROR; | |
871 } | |
872 | |
873 for (p = cycle->conf_file.data + cycle->conf_file.len - 1; | |
874 p > cycle->conf_file.data; | |
875 p--) | |
876 { | |
877 if (ngx_path_separator(*p)) { | |
878 cycle->conf_prefix.len = p - ngx_cycle->conf_file.data + 1; | |
879 cycle->conf_prefix.data = ngx_cycle->conf_file.data; | |
880 break; | |
881 } | |
882 } | |
883 | |
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884 if (ngx_conf_params) { |
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885 cycle->conf_param.len = ngx_strlen(ngx_conf_params); |
2733
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886 cycle->conf_param.data = ngx_conf_params; |
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887 } |
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888 |
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889 if (ngx_test_config) { |
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890 cycle->log->log_level = NGX_LOG_INFO; |
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891 } |
2758 | 892 |
893 return NGX_OK; | |
2730
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894 } |
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895 |
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896 |
499 | 897 static void * |
898 ngx_core_module_create_conf(ngx_cycle_t *cycle) | |
218
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899 { |
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900 ngx_core_conf_t *ccf; |
114
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901 |
501 | 902 ccf = ngx_pcalloc(cycle->pool, sizeof(ngx_core_conf_t)); |
903 if (ccf == NULL) { | |
311
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904 return NULL; |
218
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905 } |
479 | 906 |
907 /* | |
908 * set by pcalloc() | |
218
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909 * |
479 | 910 * ccf->pid = NULL; |
543 | 911 * ccf->oldpid = NULL; |
479 | 912 * ccf->priority = 0; |
577 | 913 * ccf->cpu_affinity_n = 0; |
914 * ccf->cpu_affinity = NULL; | |
218
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915 */ |
479 | 916 |
234
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917 ccf->daemon = NGX_CONF_UNSET; |
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918 ccf->master = NGX_CONF_UNSET; |
563 | 919 ccf->timer_resolution = NGX_CONF_UNSET_MSEC; |
920 | |
300
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921 ccf->worker_processes = NGX_CONF_UNSET; |
461 | 922 ccf->debug_points = NGX_CONF_UNSET; |
543 | 923 |
924 ccf->rlimit_nofile = NGX_CONF_UNSET; | |
949
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925 ccf->rlimit_core = NGX_CONF_UNSET_SIZE; |
543 | 926 ccf->rlimit_sigpending = NGX_CONF_UNSET; |
927 | |
517 | 928 ccf->user = (ngx_uid_t) NGX_CONF_UNSET_UINT; |
929 ccf->group = (ngx_gid_t) NGX_CONF_UNSET_UINT; | |
543 | 930 |
376
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931 #if (NGX_THREADS) |
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932 ccf->worker_threads = NGX_CONF_UNSET; |
461 | 933 ccf->thread_stack_size = NGX_CONF_UNSET_SIZE; |
376
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934 #endif |
218
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935 |
1069 | 936 if (ngx_array_init(&ccf->env, cycle->pool, 1, sizeof(ngx_str_t)) |
937 != NGX_OK) | |
938 { | |
939 return NULL; | |
940 } | |
941 | |
311
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942 return ccf; |
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943 } |
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944 |
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945 |
499 | 946 static char * |
947 ngx_core_module_init_conf(ngx_cycle_t *cycle, void *conf) | |
311
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948 { |
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949 ngx_core_conf_t *ccf = conf; |
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950 |
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951 ngx_conf_init_value(ccf->daemon, 1); |
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952 ngx_conf_init_value(ccf->master, 1); |
563 | 953 ngx_conf_init_msec_value(ccf->timer_resolution, 0); |
954 | |
311
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955 ngx_conf_init_value(ccf->worker_processes, 1); |
461 | 956 ngx_conf_init_value(ccf->debug_points, 0); |
311
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957 |
577 | 958 #if (NGX_HAVE_SCHED_SETAFFINITY) |
959 | |
960 if (ccf->cpu_affinity_n | |
961 && ccf->cpu_affinity_n != 1 | |
962 && ccf->cpu_affinity_n != (ngx_uint_t) ccf->worker_processes) | |
963 { | |
964 ngx_log_error(NGX_LOG_WARN, cycle->log, 0, | |
965 "number of the \"worker_processes\" is not equal to " | |
966 "the number of the \"worker_cpu_affinity\" mask, " | |
967 "using last mask for remaining worker processes"); | |
968 } | |
969 | |
970 #endif | |
971 | |
376
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972 #if (NGX_THREADS) |
577 | 973 |
376
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974 ngx_conf_init_value(ccf->worker_threads, 0); |
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975 ngx_threads_n = ccf->worker_threads; |
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976 ngx_conf_init_size_value(ccf->thread_stack_size, 2 * 1024 * 1024); |
577 | 977 |
376
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978 #endif |
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979 |
2725 | 980 |
981 if (ccf->pid.len == 0) { | |
982 ccf->pid.len = sizeof(NGX_PID_PATH) - 1; | |
983 ccf->pid.data = (u_char *) NGX_PID_PATH; | |
984 } | |
985 | |
986 if (ngx_conf_full_name(cycle, &ccf->pid, 0) != NGX_OK) { | |
987 return NGX_CONF_ERROR; | |
988 } | |
989 | |
990 ccf->oldpid.len = ccf->pid.len + sizeof(NGX_OLDPID_EXT); | |
991 | |
992 ccf->oldpid.data = ngx_pnalloc(cycle->pool, ccf->oldpid.len); | |
993 if (ccf->oldpid.data == NULL) { | |
994 return NGX_CONF_ERROR; | |
995 } | |
996 | |
997 ngx_memcpy(ngx_cpymem(ccf->oldpid.data, ccf->pid.data, ccf->pid.len), | |
998 NGX_OLDPID_EXT, sizeof(NGX_OLDPID_EXT)); | |
999 | |
1000 | |
461 | 1001 #if !(NGX_WIN32) |
311
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1002 |
517 | 1003 if (ccf->user == (uid_t) NGX_CONF_UNSET_UINT && geteuid() == 0) { |
1704
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1004 struct group *grp; |
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1005 struct passwd *pwd; |
440
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1006 |
1288 | 1007 ngx_set_errno(0); |
455 | 1008 pwd = getpwnam(NGX_USER); |
440
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1009 if (pwd == NULL) { |
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1010 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno, |
455 | 1011 "getpwnam(\"" NGX_USER "\") failed"); |
440
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1012 return NGX_CONF_ERROR; |
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1013 } |
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1014 |
473 | 1015 ccf->username = NGX_USER; |
440
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1016 ccf->user = pwd->pw_uid; |
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1017 |
1288 | 1018 ngx_set_errno(0); |
455 | 1019 grp = getgrnam(NGX_GROUP); |
440
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1020 if (grp == NULL) { |
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1021 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno, |
455 | 1022 "getgrnam(\"" NGX_GROUP "\") failed"); |
440
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1023 return NGX_CONF_ERROR; |
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1024 } |
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1025 |
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1026 ccf->group = grp->gr_gid; |
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1027 } |
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1028 |
860
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|
1029 |
611 | 1030 if (ccf->lock_file.len == 0) { |
1031 ccf->lock_file.len = sizeof(NGX_LOCK_PATH) - 1; | |
1032 ccf->lock_file.data = (u_char *) NGX_LOCK_PATH; | |
1033 } | |
1034 | |
2536
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1035 if (ngx_conf_full_name(cycle, &ccf->lock_file, 0) != NGX_OK) { |
611 | 1036 return NGX_CONF_ERROR; |
1037 } | |
1038 | |
1704
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1039 { |
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1040 ngx_str_t lock_file; |
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1041 |
860
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1042 lock_file = cycle->old_cycle->lock_file; |
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1043 |
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1044 if (lock_file.len) { |
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1045 lock_file.len--; |
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1046 |
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1047 if (ccf->lock_file.len != lock_file.len |
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1048 || ngx_strncmp(ccf->lock_file.data, lock_file.data, lock_file.len) |
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1049 != 0) |
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1050 { |
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1051 ngx_log_error(NGX_LOG_EMERG, cycle->log, 0, |
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1052 "\"lock_file\" could not be changed, ignored"); |
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1053 } |
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1054 |
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1055 cycle->lock_file.len = lock_file.len + 1; |
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1056 lock_file.len += sizeof(".accept"); |
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1057 |
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1058 cycle->lock_file.data = ngx_pstrdup(cycle->pool, &lock_file); |
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1059 if (cycle->lock_file.data == NULL) { |
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1060 return NGX_CONF_ERROR; |
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1061 } |
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1062 |
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1063 } else { |
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1064 cycle->lock_file.len = ccf->lock_file.len + 1; |
2049 | 1065 cycle->lock_file.data = ngx_pnalloc(cycle->pool, |
860
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1066 ccf->lock_file.len + sizeof(".accept")); |
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1067 if (cycle->lock_file.data == NULL) { |
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1068 return NGX_CONF_ERROR; |
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1069 } |
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1070 |
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1071 ngx_memcpy(ngx_cpymem(cycle->lock_file.data, ccf->lock_file.data, |
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1072 ccf->lock_file.len), |
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|
1073 ".accept", sizeof(".accept")); |
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1074 } |
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1075 } |
860
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1076 |
311
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1077 #endif |
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1078 |
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1079 return NGX_CONF_OK; |
114
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1080 } |
234
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1081 |
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1082 |
499 | 1083 static char * |
1084 ngx_set_user(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
234
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1085 { |
461 | 1086 #if (NGX_WIN32) |
278
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1087 |
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1088 ngx_conf_log_error(NGX_LOG_WARN, cf, 0, |
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1089 "\"user\" is not supported, ignored"); |
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1090 |
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1091 return NGX_CONF_OK; |
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1092 |
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1093 #else |
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1094 |
311
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1095 ngx_core_conf_t *ccf = conf; |
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1096 |
455 | 1097 char *group; |
234
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1098 struct passwd *pwd; |
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1099 struct group *grp; |
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1100 ngx_str_t *value; |
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1101 |
517 | 1102 if (ccf->user != (uid_t) NGX_CONF_UNSET_UINT) { |
234
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1103 return "is duplicate"; |
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1104 } |
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1105 |
455 | 1106 if (geteuid() != 0) { |
1107 ngx_conf_log_error(NGX_LOG_WARN, cf, 0, | |
1108 "the \"user\" directive makes sense only " | |
1109 "if the master process runs " | |
1110 "with super-user privileges, ignored"); | |
1111 return NGX_CONF_OK; | |
1112 } | |
1113 | |
234
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1114 value = (ngx_str_t *) cf->args->elts; |
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1115 |
473 | 1116 ccf->username = (char *) value[1].data; |
1117 | |
1288 | 1118 ngx_set_errno(0); |
290
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1119 pwd = getpwnam((const char *) value[1].data); |
234
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1120 if (pwd == NULL) { |
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1121 ngx_conf_log_error(NGX_LOG_EMERG, cf, ngx_errno, |
452 | 1122 "getpwnam(\"%s\") failed", value[1].data); |
234
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1123 return NGX_CONF_ERROR; |
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1124 } |
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1125 |
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1126 ccf->user = pwd->pw_uid; |
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1127 |
455 | 1128 group = (char *) ((cf->args->nelts == 2) ? value[1].data : value[2].data); |
234
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1129 |
1288 | 1130 ngx_set_errno(0); |
455 | 1131 grp = getgrnam(group); |
234
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1132 if (grp == NULL) { |
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|
1133 ngx_conf_log_error(NGX_LOG_EMERG, cf, ngx_errno, |
455 | 1134 "getgrnam(\"%s\") failed", group); |
234
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1135 return NGX_CONF_ERROR; |
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1136 } |
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1137 |
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1138 ccf->group = grp->gr_gid; |
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1139 |
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1140 return NGX_CONF_OK; |
278
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1141 |
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1142 #endif |
234
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1143 } |
473 | 1144 |
1145 | |
499 | 1146 static char * |
1069 | 1147 ngx_set_env(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) |
1148 { | |
1149 ngx_core_conf_t *ccf = conf; | |
1150 | |
1151 ngx_str_t *value, *var; | |
1152 ngx_uint_t i; | |
1153 | |
1154 var = ngx_array_push(&ccf->env); | |
1155 if (var == NULL) { | |
1156 return NGX_CONF_ERROR; | |
1157 } | |
1158 | |
1159 value = cf->args->elts; | |
1160 *var = value[1]; | |
1161 | |
1162 for (i = 0; i < value[1].len; i++) { | |
1163 | |
1164 if (value[1].data[i] == '=') { | |
1165 | |
1166 var->len = i; | |
1167 | |
1168 return NGX_CONF_OK; | |
1169 } | |
1170 } | |
1171 | |
1172 return NGX_CONF_OK; | |
1173 } | |
1174 | |
1175 | |
1176 static char * | |
499 | 1177 ngx_set_priority(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) |
473 | 1178 { |
1179 ngx_core_conf_t *ccf = conf; | |
1180 | |
1181 ngx_str_t *value; | |
1182 ngx_uint_t n, minus; | |
1183 | |
1184 if (ccf->priority != 0) { | |
1185 return "is duplicate"; | |
1186 } | |
1187 | |
1188 value = cf->args->elts; | |
1189 | |
1190 if (value[1].data[0] == '-') { | |
1191 n = 1; | |
1192 minus = 1; | |
1193 | |
1194 } else if (value[1].data[0] == '+') { | |
1195 n = 1; | |
1196 minus = 0; | |
1197 | |
1198 } else { | |
1199 n = 0; | |
1200 minus = 0; | |
1201 } | |
1202 | |
1203 ccf->priority = ngx_atoi(&value[1].data[n], value[1].len - n); | |
1204 if (ccf->priority == NGX_ERROR) { | |
1205 return "invalid number"; | |
1206 } | |
1207 | |
1208 if (minus) { | |
1209 ccf->priority = -ccf->priority; | |
1210 } | |
1211 | |
1212 return NGX_CONF_OK; | |
1213 } | |
577 | 1214 |
1215 | |
1216 static char * | |
1217 ngx_set_cpu_affinity(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
1218 { | |
1219 #if (NGX_HAVE_SCHED_SETAFFINITY) | |
1220 ngx_core_conf_t *ccf = conf; | |
1221 | |
1222 u_char ch; | |
1223 u_long *mask; | |
1224 ngx_str_t *value; | |
1225 ngx_uint_t i, n; | |
1226 | |
1227 if (ccf->cpu_affinity) { | |
1228 return "is duplicate"; | |
1229 } | |
1230 | |
1231 mask = ngx_palloc(cf->pool, (cf->args->nelts - 1) * sizeof(long)); | |
1232 if (mask == NULL) { | |
1233 return NGX_CONF_ERROR; | |
1234 } | |
1235 | |
1236 ccf->cpu_affinity_n = cf->args->nelts - 1; | |
1237 ccf->cpu_affinity = mask; | |
1238 | |
1239 value = cf->args->elts; | |
1240 | |
1241 for (n = 1; n < cf->args->nelts; n++) { | |
1242 | |
1243 if (value[n].len > 32) { | |
1244 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
1245 "\"worker_cpu_affinity\" supports up to 32 CPU only"); | |
1246 return NGX_CONF_ERROR; | |
1247 } | |
1248 | |
1249 mask[n - 1] = 0; | |
1250 | |
1251 for (i = 0; i < value[n].len; i++) { | |
1252 | |
1253 ch = value[n].data[i]; | |
1254 | |
1255 if (ch == ' ') { | |
1256 continue; | |
1257 } | |
1258 | |
1259 mask[n - 1] <<= 1; | |
1260 | |
1261 if (ch == '0') { | |
1262 continue; | |
1263 } | |
1264 | |
1265 if (ch == '1') { | |
1266 mask[n - 1] |= 1; | |
1267 continue; | |
1268 } | |
1269 | |
1270 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
1271 "invalid character \"%c\" in \"worker_cpu_affinity\"", | |
1272 ch); | |
2024 | 1273 return NGX_CONF_ERROR; |
577 | 1274 } |
1275 } | |
1276 | |
1277 #else | |
1278 | |
1279 ngx_conf_log_error(NGX_LOG_WARN, cf, 0, | |
1280 "\"worker_cpu_affinity\" is not supported " | |
1281 "on this platform, ignored"); | |
1282 #endif | |
1283 | |
1284 return NGX_CONF_OK; | |
1285 } | |
1286 | |
1287 | |
1288 u_long | |
1289 ngx_get_cpu_affinity(ngx_uint_t n) | |
1290 { | |
1291 ngx_core_conf_t *ccf; | |
1292 | |
1293 ccf = (ngx_core_conf_t *) ngx_get_conf(ngx_cycle->conf_ctx, | |
1294 ngx_core_module); | |
1295 | |
1296 if (ccf->cpu_affinity == NULL) { | |
1297 return 0; | |
1298 } | |
1299 | |
1300 if (ccf->cpu_affinity_n > n) { | |
1301 return ccf->cpu_affinity[n]; | |
1302 } | |
1303 | |
1304 return ccf->cpu_affinity[ccf->cpu_affinity_n - 1]; | |
1305 } |