Mercurial > hg > nginx-quic
annotate src/core/nginx.c @ 2741:cda3738a85bd
use ngx_str_t for error levels
author | Igor Sysoev <igor@sysoev.ru> |
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date | Thu, 23 Apr 2009 08:05:54 +0000 |
parents | ae81441e23f4 |
children | d8316f307b6a |
rev | line source |
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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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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); |
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14 static void 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); | |
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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 |
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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, |
311
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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; | |
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189 static u_char *ngx_conf_file; |
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190 static u_char *ngx_conf_params; |
2725 | 191 static char *ngx_signal; |
192 | |
639 | 193 |
1069 | 194 static char **ngx_os_environ; |
601 | 195 |
107
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196 |
503 | 197 int ngx_cdecl |
499 | 198 main(int argc, char *const *argv) |
107
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199 { |
452 | 200 ngx_int_t i; |
201 ngx_log_t *log; | |
202 ngx_cycle_t *cycle, init_cycle; | |
203 ngx_core_conf_t *ccf; | |
107
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204 |
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205 if (ngx_get_options(argc, argv) != NGX_OK) { |
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206 return 1; |
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207 } |
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208 |
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209 if (ngx_show_version) { |
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210 ngx_log_stderr("nginx version: " NGINX_VER); |
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211 |
2735 | 212 if (ngx_show_help) { |
213 ngx_log_stderr( | |
2738
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214 "Usage: nginx [-?hvVt] [-s signal] [-c filename] " |
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215 "[-g directives]" CRLF CRLF |
2735 | 216 "Options:" CRLF |
217 " -?,-h : this help" CRLF | |
218 " -v : show version and exit" CRLF | |
219 " -V : show version and configure options then exit" | |
220 CRLF | |
221 " -t : test configuration and exit" CRLF | |
2738
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222 " -s signal : send signal to a master process: " |
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223 "stop, quit, reopen, reload" CRLF |
2735 | 224 " -c filename : set configuration file (default: " |
225 NGX_CONF_PATH ")" CRLF | |
226 " -g directives : set global directives out of configuration " | |
227 "file" CRLF | |
228 ); | |
229 } | |
230 | |
2730
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231 if (ngx_show_configure) { |
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232 #ifdef NGX_COMPILER |
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233 ngx_log_stderr("built by " NGX_COMPILER); |
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234 #endif |
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235 ngx_log_stderr("configure arguments: " NGX_CONFIGURE); |
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236 } |
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237 |
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238 if (!ngx_test_config) { |
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239 return 0; |
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240 } |
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241 } |
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242 |
455 | 243 #if (NGX_FREEBSD) |
207
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244 ngx_debug_init(); |
114
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245 #endif |
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246 |
108
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247 /* TODO */ ngx_max_sockets = -1; |
107
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248 |
195
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249 ngx_time_init(); |
221
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250 |
455 | 251 #if (NGX_PCRE) |
195
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252 ngx_regex_init(); |
212
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253 #endif |
182
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254 |
443
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255 ngx_pid = ngx_getpid(); |
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256 |
501 | 257 log = ngx_log_init(); |
258 if (log == NULL) { | |
444
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259 return 1; |
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260 } |
107
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261 |
541 | 262 /* STUB */ |
393
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263 #if (NGX_OPENSSL) |
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264 ngx_ssl_init(log); |
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265 #endif |
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266 |
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267 /* |
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268 * init_cycle->log is required for signal handlers and |
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269 * ngx_process_options() |
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270 */ |
212
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271 |
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272 ngx_memzero(&init_cycle, sizeof(ngx_cycle_t)); |
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273 init_cycle.log = log; |
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274 ngx_cycle = &init_cycle; |
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275 |
501 | 276 init_cycle.pool = ngx_create_pool(1024, log); |
277 if (init_cycle.pool == NULL) { | |
218
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278 return 1; |
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279 } |
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280 |
611 | 281 if (ngx_save_argv(&init_cycle, argc, argv) != NGX_OK) { |
452 | 282 return 1; |
283 } | |
284 | |
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285 ngx_process_options(&init_cycle); |
448
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286 |
611 | 287 if (ngx_os_init(log) != NGX_OK) { |
443
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288 return 1; |
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289 } |
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290 |
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291 /* |
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292 * ngx_crc32_table_init() requires ngx_cacheline_size set in ngx_os_init() |
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293 */ |
930
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294 |
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295 if (ngx_crc32_table_init() != NGX_OK) { |
930
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296 return 1; |
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297 } |
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298 |
611 | 299 if (ngx_add_inherited_sockets(&init_cycle) != NGX_OK) { |
218
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300 return 1; |
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301 } |
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302 |
317
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303 ngx_max_module = 0; |
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304 for (i = 0; ngx_modules[i]; i++) { |
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305 ngx_modules[i]->index = ngx_max_module++; |
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306 } |
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307 |
218
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308 cycle = ngx_init_cycle(&init_cycle); |
108
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309 if (cycle == NULL) { |
320
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310 if (ngx_test_config) { |
2722 | 311 ngx_log_stderr("the configuration file %s test failed", |
312 init_cycle.conf_file.data); | |
320
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313 } |
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314 |
107
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315 return 1; |
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316 } |
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317 |
317
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318 if (ngx_test_config) { |
2722 | 319 ngx_log_stderr("the configuration file %s was tested successfully", |
320 cycle->conf_file.data); | |
317
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321 return 0; |
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322 } |
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323 |
449
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324 ngx_os_status(cycle->log); |
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325 |
114
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326 ngx_cycle = cycle; |
113
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327 |
218
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328 ccf = (ngx_core_conf_t *) ngx_get_conf(cycle->conf_ctx, ngx_core_module); |
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329 |
2725 | 330 if (ccf->master && ngx_process == NGX_PROCESS_SINGLE) { |
331 ngx_process = NGX_PROCESS_MASTER; | |
332 } | |
220
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333 |
2725 | 334 if (ngx_signal) { |
335 return ngx_signal_process(cycle, ngx_signal); | |
218
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336 } |
220
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337 |
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338 #if !(NGX_WIN32) |
115
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339 |
611 | 340 if (ngx_init_signals(cycle->log) != NGX_OK) { |
539 | 341 return 1; |
342 } | |
343 | |
311
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344 if (!ngx_inherited && ccf->daemon) { |
611 | 345 if (ngx_daemon(cycle->log) != NGX_OK) { |
115
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346 return 1; |
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347 } |
366
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348 |
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349 ngx_daemonized = 1; |
115
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350 } |
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351 |
2725 | 352 #endif |
353 | |
611 | 354 if (ngx_create_pidfile(&ccf->pid, cycle->log) != NGX_OK) { |
210
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355 return 1; |
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356 } |
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357 |
2725 | 358 if (ngx_process == NGX_PROCESS_SINGLE) { |
359 ngx_single_process_cycle(cycle); | |
318
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360 |
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361 } else { |
2725 | 362 ngx_master_process_cycle(cycle); |
318
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363 } |
220
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364 |
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365 return 0; |
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366 } |
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367 |
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368 |
499 | 369 static ngx_int_t |
370 ngx_add_inherited_sockets(ngx_cycle_t *cycle) | |
219
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371 { |
501 | 372 u_char *p, *v, *inherited; |
373 ngx_int_t s; | |
374 ngx_listening_t *ls; | |
219
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375 |
290
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376 inherited = (u_char *) getenv(NGINX_VAR); |
282
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377 |
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378 if (inherited == NULL) { |
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379 return NGX_OK; |
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380 } |
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381 |
461 | 382 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, |
282
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383 "using inherited sockets from \"%s\"", inherited); |
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384 |
461 | 385 if (ngx_array_init(&cycle->listening, cycle->pool, 10, |
745 | 386 sizeof(ngx_listening_t)) |
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387 != NGX_OK) |
461 | 388 { |
389 return NGX_ERROR; | |
390 } | |
282
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391 |
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392 for (p = inherited, v = p; *p; p++) { |
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393 if (*p == ':' || *p == ';') { |
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394 s = ngx_atoi(v, p - v); |
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395 if (s == NGX_ERROR) { |
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396 ngx_log_error(NGX_LOG_EMERG, cycle->log, 0, |
537 | 397 "invalid socket number \"%s\" in " NGINX_VAR |
398 " environment variable, ignoring the rest" | |
399 " of the variable", v); | |
282
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400 break; |
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401 } |
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402 |
290
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403 v = p + 1; |
282
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404 |
501 | 405 ls = ngx_array_push(&cycle->listening); |
406 if (ls == NULL) { | |
282
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407 return NGX_ERROR; |
290
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408 } |
219
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409 |
523 | 410 ngx_memzero(ls, sizeof(ngx_listening_t)); |
411 | |
501 | 412 ls->fd = (ngx_socket_t) s; |
219
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413 } |
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414 } |
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415 |
282
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416 ngx_inherited = 1; |
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417 |
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418 return ngx_set_inherited_sockets(cycle); |
219
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419 } |
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420 |
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421 |
1069 | 422 char ** |
423 ngx_set_environment(ngx_cycle_t *cycle, ngx_uint_t *last) | |
424 { | |
425 char **p, **env; | |
426 ngx_str_t *var; | |
427 ngx_uint_t i, n; | |
428 ngx_core_conf_t *ccf; | |
429 | |
430 ccf = (ngx_core_conf_t *) ngx_get_conf(cycle->conf_ctx, ngx_core_module); | |
431 | |
1080 | 432 if (last == NULL && ccf->environment) { |
433 return ccf->environment; | |
1069 | 434 } |
435 | |
436 var = ccf->env.elts; | |
437 | |
438 for (i = 0; i < ccf->env.nelts; i++) { | |
439 if (ngx_strcmp(var[i].data, "TZ") == 0 | |
440 || ngx_strncmp(var[i].data, "TZ=", 3) == 0) | |
441 { | |
442 goto tz_found; | |
443 } | |
444 } | |
445 | |
446 var = ngx_array_push(&ccf->env); | |
1318 | 447 if (var == NULL) { |
448 return NULL; | |
449 } | |
1069 | 450 |
451 var->len = 2; | |
452 var->data = (u_char *) "TZ"; | |
453 | |
454 var = ccf->env.elts; | |
455 | |
456 tz_found: | |
457 | |
1080 | 458 n = 0; |
459 | |
1069 | 460 for (i = 0; i < ccf->env.nelts; i++) { |
461 | |
462 if (var[i].data[var[i].len] == '=') { | |
463 n++; | |
464 continue; | |
465 } | |
466 | |
467 for (p = ngx_os_environ; *p; p++) { | |
468 | |
469 if (ngx_strncmp(*p, var[i].data, var[i].len) == 0 | |
470 && (*p)[var[i].len] == '=') | |
471 { | |
472 n++; | |
473 break; | |
474 } | |
475 } | |
476 } | |
477 | |
478 if (last) { | |
1080 | 479 env = ngx_alloc((*last + n + 1) * sizeof(char *), cycle->log); |
1069 | 480 *last = n; |
481 | |
482 } else { | |
483 env = ngx_palloc(cycle->pool, (n + 1) * sizeof(char *)); | |
484 } | |
485 | |
486 if (env == NULL) { | |
487 return NULL; | |
488 } | |
489 | |
490 n = 0; | |
491 | |
492 for (i = 0; i < ccf->env.nelts; i++) { | |
493 | |
494 if (var[i].data[var[i].len] == '=') { | |
495 env[n++] = (char *) var[i].data; | |
496 continue; | |
497 } | |
498 | |
499 for (p = ngx_os_environ; *p; p++) { | |
500 | |
501 if (ngx_strncmp(*p, var[i].data, var[i].len) == 0 | |
502 && (*p)[var[i].len] == '=') | |
503 { | |
504 env[n++] = *p; | |
505 break; | |
506 } | |
507 } | |
508 } | |
509 | |
510 env[n] = NULL; | |
511 | |
512 if (last == NULL) { | |
513 ccf->environment = env; | |
514 environ = env; | |
515 } | |
516 | |
517 return env; | |
518 } | |
519 | |
520 | |
543 | 521 ngx_pid_t |
522 ngx_exec_new_binary(ngx_cycle_t *cycle, char *const *argv) | |
218
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|
523 { |
1069 | 524 char **env, *var; |
525 u_char *p; | |
526 ngx_uint_t i, n; | |
527 ngx_pid_t pid; | |
528 ngx_exec_ctx_t ctx; | |
529 ngx_core_conf_t *ccf; | |
530 ngx_listening_t *ls; | |
218
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531 |
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532 ctx.path = argv[0]; |
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533 ctx.name = "new binary process"; |
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534 ctx.argv = argv; |
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535 |
1069 | 536 n = 2; |
537 env = ngx_set_environment(cycle, &n); | |
538 if (env == NULL) { | |
539 return NGX_INVALID_PID; | |
540 } | |
541 | |
282
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542 var = ngx_alloc(sizeof(NGINX_VAR) |
501 | 543 + cycle->listening.nelts * (NGX_INT32_LEN + 1) + 2, |
218
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544 cycle->log); |
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545 |
461 | 546 p = ngx_cpymem(var, NGINX_VAR "=", sizeof(NGINX_VAR)); |
218
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547 |
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548 ls = cycle->listening.elts; |
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549 for (i = 0; i < cycle->listening.nelts; i++) { |
461 | 550 p = ngx_sprintf(p, "%ud;", ls[i].fd); |
114
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551 } |
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|
552 |
461 | 553 *p = '\0'; |
554 | |
1069 | 555 env[n++] = var; |
452 | 556 |
557 #if (NGX_SETPROCTITLE_USES_ENV) | |
558 | |
461 | 559 /* allocate the spare 300 bytes for the new binary process title */ |
452 | 560 |
1069 | 561 env[n++] = "SPARE=XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX" |
562 "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX" | |
563 "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX" | |
564 "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX" | |
565 "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX"; | |
452 | 566 |
567 #endif | |
568 | |
1069 | 569 env[n] = NULL; |
570 | |
571 #if (NGX_DEBUG) | |
572 { | |
573 char **e; | |
574 for (e = env; *e; e++) { | |
575 ngx_log_debug1(NGX_LOG_DEBUG_CORE, cycle->log, 0, "env: %s", *e); | |
576 } | |
577 } | |
578 #endif | |
579 | |
580 ctx.envp = (char *const *) env; | |
218
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581 |
543 | 582 ccf = (ngx_core_conf_t *) ngx_get_conf(cycle->conf_ctx, ngx_core_module); |
583 | |
1069 | 584 if (ngx_rename_file(ccf->pid.data, ccf->oldpid.data) != NGX_OK) { |
543 | 585 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, |
586 ngx_rename_file_n " %s to %s failed " | |
587 "before executing new binary process \"%s\"", | |
588 ccf->pid.data, ccf->oldpid.data, argv[0]); | |
589 | |
1069 | 590 ngx_free(env); |
543 | 591 ngx_free(var); |
592 | |
593 return NGX_INVALID_PID; | |
594 } | |
595 | |
279
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596 pid = ngx_execute(cycle, &ctx); |
114
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597 |
543 | 598 if (pid == NGX_INVALID_PID) { |
1069 | 599 if (ngx_rename_file(ccf->oldpid.data, ccf->pid.data) != NGX_OK) { |
543 | 600 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, |
1069 | 601 ngx_rename_file_n " %s back to %s failed after " |
602 "the try to execute the new binary process \"%s\"", | |
543 | 603 ccf->oldpid.data, ccf->pid.data, argv[0]); |
604 } | |
605 } | |
606 | |
1069 | 607 ngx_free(env); |
218
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608 ngx_free(var); |
226
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diff
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|
609 |
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diff
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|
610 return pid; |
218
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217
diff
changeset
|
611 } |
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217
diff
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|
612 |
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diff
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|
613 |
543 | 614 static ngx_int_t |
2730
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diff
changeset
|
615 ngx_get_options(int argc, char *const *argv) |
255
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253
diff
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|
616 { |
2733
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diff
changeset
|
617 u_char *p; |
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diff
changeset
|
618 ngx_int_t i; |
255
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diff
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|
619 |
452 | 620 for (i = 1; i < argc; i++) { |
2733
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diff
changeset
|
621 |
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diff
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|
622 p = (u_char *) argv[i]; |
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diff
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|
623 |
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diff
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|
624 if (*p++ != '-') { |
2730
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test command line options before ngx_log_init() and issue errors to stderr
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diff
changeset
|
625 ngx_log_stderr("invalid option: \"%s\"", argv[i]); |
255
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|
626 return NGX_ERROR; |
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253
diff
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|
627 } |
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diff
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|
628 |
2733
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diff
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|
629 while (*p) { |
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diff
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|
630 |
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|
631 switch (*p++) { |
255
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|
632 |
2735 | 633 case '?': |
634 case 'h': | |
635 ngx_show_version = 1; | |
636 ngx_show_help = 1; | |
637 break; | |
638 | |
2733
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diff
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|
639 case 'v': |
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diff
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|
640 ngx_show_version = 1; |
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diff
changeset
|
641 break; |
639 | 642 |
2733
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diff
changeset
|
643 case 'V': |
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diff
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|
644 ngx_show_version = 1; |
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diff
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|
645 ngx_show_configure = 1; |
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diff
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|
646 break; |
945 | 647 |
2733
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diff
changeset
|
648 case 't': |
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diff
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|
649 ngx_test_config = 1; |
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diff
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|
650 break; |
317
1308b98496a2
nginx-0.0.3-2004-04-15-19:34:36 import
Igor Sysoev <igor@sysoev.ru>
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316
diff
changeset
|
651 |
2733
edc01cc34b3e
allow condensed command lines options
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diff
changeset
|
652 case 'c': |
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diff
changeset
|
653 if (*p) { |
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allow condensed command lines options
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2730
diff
changeset
|
654 ngx_conf_file = p; |
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diff
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|
655 goto next; |
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diff
changeset
|
656 } |
316
a0beefedaf94
nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
314
diff
changeset
|
657 |
2733
edc01cc34b3e
allow condensed command lines options
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diff
changeset
|
658 if (argv[++i]) { |
edc01cc34b3e
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2730
diff
changeset
|
659 ngx_conf_file = (u_char *) argv[i]; |
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allow condensed command lines options
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diff
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|
660 goto next; |
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2730
diff
changeset
|
661 } |
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allow condensed command lines options
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diff
changeset
|
662 |
edc01cc34b3e
allow condensed command lines options
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diff
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|
663 ngx_log_stderr("the option \"-c\" requires file name"); |
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|
664 return NGX_ERROR; |
255
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253
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|
665 |
2733
edc01cc34b3e
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diff
changeset
|
666 case 'g': |
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diff
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|
667 if (*p) { |
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diff
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|
668 ngx_conf_params = p; |
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diff
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|
669 goto next; |
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2730
diff
changeset
|
670 } |
2073 | 671 |
2733
edc01cc34b3e
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diff
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|
672 if (argv[++i]) { |
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diff
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|
673 ngx_conf_params = (u_char *) argv[i]; |
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diff
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|
674 goto next; |
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diff
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|
675 } |
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diff
changeset
|
676 |
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diff
changeset
|
677 ngx_log_stderr("the option \"-g\" requires parameter"); |
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diff
changeset
|
678 return NGX_ERROR; |
2073 | 679 |
2733
edc01cc34b3e
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2730
diff
changeset
|
680 case 's': |
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diff
changeset
|
681 if (*p) { |
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diff
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|
682 ngx_signal = (char *) p; |
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2730
diff
changeset
|
683 |
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diff
changeset
|
684 } else if (argv[++i]) { |
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diff
changeset
|
685 ngx_signal = argv[i]; |
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parents:
2730
diff
changeset
|
686 |
edc01cc34b3e
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diff
changeset
|
687 } else { |
edc01cc34b3e
allow condensed command lines options
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diff
changeset
|
688 ngx_log_stderr("the option \"-s\" requires parameter"); |
edc01cc34b3e
allow condensed command lines options
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2730
diff
changeset
|
689 return NGX_ERROR; |
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parents:
2730
diff
changeset
|
690 } |
edc01cc34b3e
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Igor Sysoev <igor@sysoev.ru>
parents:
2730
diff
changeset
|
691 |
edc01cc34b3e
allow condensed command lines options
Igor Sysoev <igor@sysoev.ru>
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2730
diff
changeset
|
692 if (ngx_strcmp(ngx_signal, "stop") == 0 |
edc01cc34b3e
allow condensed command lines options
Igor Sysoev <igor@sysoev.ru>
parents:
2730
diff
changeset
|
693 || ngx_strcmp(ngx_signal, "quit") == 0 |
edc01cc34b3e
allow condensed command lines options
Igor Sysoev <igor@sysoev.ru>
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2730
diff
changeset
|
694 || ngx_strcmp(ngx_signal, "reopen") == 0 |
edc01cc34b3e
allow condensed command lines options
Igor Sysoev <igor@sysoev.ru>
parents:
2730
diff
changeset
|
695 || ngx_strcmp(ngx_signal, "reload") == 0) |
edc01cc34b3e
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Igor Sysoev <igor@sysoev.ru>
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2730
diff
changeset
|
696 { |
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diff
changeset
|
697 ngx_process = NGX_PROCESS_SIGNALLER; |
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allow condensed command lines options
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2730
diff
changeset
|
698 goto next; |
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2730
diff
changeset
|
699 } |
edc01cc34b3e
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diff
changeset
|
700 |
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diff
changeset
|
701 ngx_log_stderr("invalid option: \"-s %s\"", ngx_signal); |
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diff
changeset
|
702 return NGX_ERROR; |
edc01cc34b3e
allow condensed command lines options
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diff
changeset
|
703 |
edc01cc34b3e
allow condensed command lines options
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diff
changeset
|
704 default: |
edc01cc34b3e
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diff
changeset
|
705 ngx_log_stderr("invalid option: \"%c\"", *(p - 1)); |
2725 | 706 return NGX_ERROR; |
707 } | |
2733
edc01cc34b3e
allow condensed command lines options
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2730
diff
changeset
|
708 } |
2725 | 709 |
2733
edc01cc34b3e
allow condensed command lines options
Igor Sysoev <igor@sysoev.ru>
parents:
2730
diff
changeset
|
710 next: |
2725 | 711 |
2733
edc01cc34b3e
allow condensed command lines options
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diff
changeset
|
712 continue; |
255
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253
diff
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|
713 } |
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diff
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|
714 |
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|
715 return NGX_OK; |
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diff
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|
716 } |
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|
717 |
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diff
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|
718 |
499 | 719 static ngx_int_t |
720 ngx_save_argv(ngx_cycle_t *cycle, int argc, char *const *argv) | |
452 | 721 { |
501 | 722 #if (NGX_FREEBSD) |
723 | |
724 ngx_os_argv = (char **) argv; | |
725 ngx_argc = argc; | |
726 ngx_argv = (char **) argv; | |
727 | |
728 #else | |
452 | 729 size_t len; |
730 ngx_int_t i; | |
731 | |
732 ngx_os_argv = (char **) argv; | |
733 ngx_argc = argc; | |
734 | |
501 | 735 ngx_argv = ngx_alloc((argc + 1) * sizeof(char *), cycle->log); |
736 if (ngx_argv == NULL) { | |
452 | 737 return NGX_ERROR; |
738 } | |
739 | |
740 for (i = 0; i < argc; i++) { | |
741 len = ngx_strlen(argv[i]) + 1; | |
742 | |
501 | 743 ngx_argv[i] = ngx_alloc(len, cycle->log); |
744 if (ngx_argv[i] == NULL) { | |
452 | 745 return NGX_ERROR; |
746 } | |
747 | |
517 | 748 (void) ngx_cpystrn((u_char *) ngx_argv[i], (u_char *) argv[i], len); |
452 | 749 } |
750 | |
751 ngx_argv[i] = NULL; | |
752 | |
753 #endif | |
754 | |
1069 | 755 ngx_os_environ = environ; |
756 | |
452 | 757 return NGX_OK; |
758 } | |
759 | |
760 | |
2730
95a17423afdb
test command line options before ngx_log_init() and issue errors to stderr
Igor Sysoev <igor@sysoev.ru>
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2725
diff
changeset
|
761 static void |
95a17423afdb
test command line options before ngx_log_init() and issue errors to stderr
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2725
diff
changeset
|
762 ngx_process_options(ngx_cycle_t *cycle) |
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test command line options before ngx_log_init() and issue errors to stderr
Igor Sysoev <igor@sysoev.ru>
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2725
diff
changeset
|
763 { |
95a17423afdb
test command line options before ngx_log_init() and issue errors to stderr
Igor Sysoev <igor@sysoev.ru>
parents:
2725
diff
changeset
|
764 if (ngx_conf_file) { |
95a17423afdb
test command line options before ngx_log_init() and issue errors to stderr
Igor Sysoev <igor@sysoev.ru>
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2725
diff
changeset
|
765 cycle->conf_file.len = ngx_strlen(ngx_conf_file); |
2733
edc01cc34b3e
allow condensed command lines options
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2730
diff
changeset
|
766 cycle->conf_file.data = ngx_conf_file; |
2730
95a17423afdb
test command line options before ngx_log_init() and issue errors to stderr
Igor Sysoev <igor@sysoev.ru>
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2725
diff
changeset
|
767 |
95a17423afdb
test command line options before ngx_log_init() and issue errors to stderr
Igor Sysoev <igor@sysoev.ru>
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2725
diff
changeset
|
768 } else { |
95a17423afdb
test command line options before ngx_log_init() and issue errors to stderr
Igor Sysoev <igor@sysoev.ru>
parents:
2725
diff
changeset
|
769 cycle->conf_file.len = sizeof(NGX_CONF_PATH) - 1; |
95a17423afdb
test command line options before ngx_log_init() and issue errors to stderr
Igor Sysoev <igor@sysoev.ru>
parents:
2725
diff
changeset
|
770 cycle->conf_file.data = (u_char *) NGX_CONF_PATH; |
95a17423afdb
test command line options before ngx_log_init() and issue errors to stderr
Igor Sysoev <igor@sysoev.ru>
parents:
2725
diff
changeset
|
771 } |
95a17423afdb
test command line options before ngx_log_init() and issue errors to stderr
Igor Sysoev <igor@sysoev.ru>
parents:
2725
diff
changeset
|
772 |
95a17423afdb
test command line options before ngx_log_init() and issue errors to stderr
Igor Sysoev <igor@sysoev.ru>
parents:
2725
diff
changeset
|
773 if (ngx_conf_params) { |
95a17423afdb
test command line options before ngx_log_init() and issue errors to stderr
Igor Sysoev <igor@sysoev.ru>
parents:
2725
diff
changeset
|
774 cycle->conf_param.len = ngx_strlen(ngx_conf_params); |
2733
edc01cc34b3e
allow condensed command lines options
Igor Sysoev <igor@sysoev.ru>
parents:
2730
diff
changeset
|
775 cycle->conf_param.data = ngx_conf_params; |
2730
95a17423afdb
test command line options before ngx_log_init() and issue errors to stderr
Igor Sysoev <igor@sysoev.ru>
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2725
diff
changeset
|
776 } |
95a17423afdb
test command line options before ngx_log_init() and issue errors to stderr
Igor Sysoev <igor@sysoev.ru>
parents:
2725
diff
changeset
|
777 |
95a17423afdb
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778 if (ngx_test_config) { |
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779 cycle->log->log_level = NGX_LOG_INFO; |
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780 } |
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781 } |
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782 |
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783 |
499 | 784 static void * |
785 ngx_core_module_create_conf(ngx_cycle_t *cycle) | |
218
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786 { |
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787 ngx_core_conf_t *ccf; |
114
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788 |
501 | 789 ccf = ngx_pcalloc(cycle->pool, sizeof(ngx_core_conf_t)); |
790 if (ccf == NULL) { | |
311
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791 return NULL; |
218
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792 } |
479 | 793 |
794 /* | |
795 * set by pcalloc() | |
218
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796 * |
479 | 797 * ccf->pid = NULL; |
543 | 798 * ccf->oldpid = NULL; |
479 | 799 * ccf->priority = 0; |
577 | 800 * ccf->cpu_affinity_n = 0; |
801 * ccf->cpu_affinity = NULL; | |
218
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802 */ |
479 | 803 |
234
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804 ccf->daemon = NGX_CONF_UNSET; |
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805 ccf->master = NGX_CONF_UNSET; |
563 | 806 ccf->timer_resolution = NGX_CONF_UNSET_MSEC; |
807 | |
300
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808 ccf->worker_processes = NGX_CONF_UNSET; |
461 | 809 ccf->debug_points = NGX_CONF_UNSET; |
543 | 810 |
811 ccf->rlimit_nofile = NGX_CONF_UNSET; | |
949
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812 ccf->rlimit_core = NGX_CONF_UNSET_SIZE; |
543 | 813 ccf->rlimit_sigpending = NGX_CONF_UNSET; |
814 | |
517 | 815 ccf->user = (ngx_uid_t) NGX_CONF_UNSET_UINT; |
816 ccf->group = (ngx_gid_t) NGX_CONF_UNSET_UINT; | |
543 | 817 |
376
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818 #if (NGX_THREADS) |
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819 ccf->worker_threads = NGX_CONF_UNSET; |
461 | 820 ccf->thread_stack_size = NGX_CONF_UNSET_SIZE; |
376
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821 #endif |
218
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822 |
1069 | 823 if (ngx_array_init(&ccf->env, cycle->pool, 1, sizeof(ngx_str_t)) |
824 != NGX_OK) | |
825 { | |
826 return NULL; | |
827 } | |
828 | |
311
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829 return ccf; |
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830 } |
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831 |
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832 |
499 | 833 static char * |
834 ngx_core_module_init_conf(ngx_cycle_t *cycle, void *conf) | |
311
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835 { |
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836 ngx_core_conf_t *ccf = conf; |
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837 |
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838 ngx_conf_init_value(ccf->daemon, 1); |
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839 ngx_conf_init_value(ccf->master, 1); |
563 | 840 ngx_conf_init_msec_value(ccf->timer_resolution, 0); |
841 | |
311
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842 ngx_conf_init_value(ccf->worker_processes, 1); |
461 | 843 ngx_conf_init_value(ccf->debug_points, 0); |
311
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844 |
577 | 845 #if (NGX_HAVE_SCHED_SETAFFINITY) |
846 | |
847 if (ccf->cpu_affinity_n | |
848 && ccf->cpu_affinity_n != 1 | |
849 && ccf->cpu_affinity_n != (ngx_uint_t) ccf->worker_processes) | |
850 { | |
851 ngx_log_error(NGX_LOG_WARN, cycle->log, 0, | |
852 "number of the \"worker_processes\" is not equal to " | |
853 "the number of the \"worker_cpu_affinity\" mask, " | |
854 "using last mask for remaining worker processes"); | |
855 } | |
856 | |
857 #endif | |
858 | |
376
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859 #if (NGX_THREADS) |
577 | 860 |
376
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861 ngx_conf_init_value(ccf->worker_threads, 0); |
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862 ngx_threads_n = ccf->worker_threads; |
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|
863 ngx_conf_init_size_value(ccf->thread_stack_size, 2 * 1024 * 1024); |
577 | 864 |
376
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865 #endif |
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|
866 |
2725 | 867 |
868 if (ccf->pid.len == 0) { | |
869 ccf->pid.len = sizeof(NGX_PID_PATH) - 1; | |
870 ccf->pid.data = (u_char *) NGX_PID_PATH; | |
871 } | |
872 | |
873 if (ngx_conf_full_name(cycle, &ccf->pid, 0) != NGX_OK) { | |
874 return NGX_CONF_ERROR; | |
875 } | |
876 | |
877 ccf->oldpid.len = ccf->pid.len + sizeof(NGX_OLDPID_EXT); | |
878 | |
879 ccf->oldpid.data = ngx_pnalloc(cycle->pool, ccf->oldpid.len); | |
880 if (ccf->oldpid.data == NULL) { | |
881 return NGX_CONF_ERROR; | |
882 } | |
883 | |
884 ngx_memcpy(ngx_cpymem(ccf->oldpid.data, ccf->pid.data, ccf->pid.len), | |
885 NGX_OLDPID_EXT, sizeof(NGX_OLDPID_EXT)); | |
886 | |
887 | |
461 | 888 #if !(NGX_WIN32) |
311
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889 |
517 | 890 if (ccf->user == (uid_t) NGX_CONF_UNSET_UINT && geteuid() == 0) { |
1704
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891 struct group *grp; |
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892 struct passwd *pwd; |
440
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|
893 |
1288 | 894 ngx_set_errno(0); |
455 | 895 pwd = getpwnam(NGX_USER); |
440
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|
896 if (pwd == NULL) { |
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|
897 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno, |
455 | 898 "getpwnam(\"" NGX_USER "\") failed"); |
440
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|
899 return NGX_CONF_ERROR; |
f390d1775430
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|
900 } |
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|
901 |
473 | 902 ccf->username = NGX_USER; |
440
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|
903 ccf->user = pwd->pw_uid; |
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|
904 |
1288 | 905 ngx_set_errno(0); |
455 | 906 grp = getgrnam(NGX_GROUP); |
440
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diff
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|
907 if (grp == NULL) { |
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diff
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|
908 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno, |
455 | 909 "getgrnam(\"" NGX_GROUP "\") failed"); |
440
f390d1775430
nginx-0.1.0-2004-09-27-20:03:21 import
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diff
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|
910 return NGX_CONF_ERROR; |
f390d1775430
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parents:
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diff
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|
911 } |
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912 |
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913 ccf->group = grp->gr_gid; |
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914 } |
218
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915 |
860
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|
916 |
611 | 917 if (ccf->lock_file.len == 0) { |
918 ccf->lock_file.len = sizeof(NGX_LOCK_PATH) - 1; | |
919 ccf->lock_file.data = (u_char *) NGX_LOCK_PATH; | |
920 } | |
921 | |
2536
a6d6d762c554
small optimization: " == NGX_ERROR" > " != NGX_OK"
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2302
diff
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|
922 if (ngx_conf_full_name(cycle, &ccf->lock_file, 0) != NGX_OK) { |
611 | 923 return NGX_CONF_ERROR; |
924 } | |
925 | |
1704
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|
926 { |
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|
927 ngx_str_t lock_file; |
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928 |
860
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796
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929 lock_file = cycle->old_cycle->lock_file; |
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930 |
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931 if (lock_file.len) { |
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932 lock_file.len--; |
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933 |
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934 if (ccf->lock_file.len != lock_file.len |
201d017ea470
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935 || ngx_strncmp(ccf->lock_file.data, lock_file.data, lock_file.len) |
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936 != 0) |
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937 { |
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|
938 ngx_log_error(NGX_LOG_EMERG, cycle->log, 0, |
201d017ea470
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939 "\"lock_file\" could not be changed, ignored"); |
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940 } |
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941 |
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|
942 cycle->lock_file.len = lock_file.len + 1; |
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943 lock_file.len += sizeof(".accept"); |
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944 |
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945 cycle->lock_file.data = ngx_pstrdup(cycle->pool, &lock_file); |
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946 if (cycle->lock_file.data == NULL) { |
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|
947 return NGX_CONF_ERROR; |
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948 } |
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|
949 |
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950 } else { |
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Igor Sysoev <igor@sysoev.ru>
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|
951 cycle->lock_file.len = ccf->lock_file.len + 1; |
2049 | 952 cycle->lock_file.data = ngx_pnalloc(cycle->pool, |
860
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953 ccf->lock_file.len + sizeof(".accept")); |
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|
954 if (cycle->lock_file.data == NULL) { |
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Igor Sysoev <igor@sysoev.ru>
parents:
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|
955 return NGX_CONF_ERROR; |
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|
956 } |
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Igor Sysoev <igor@sysoev.ru>
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|
957 |
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|
958 ngx_memcpy(ngx_cpymem(cycle->lock_file.data, ccf->lock_file.data, |
201d017ea470
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parents:
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diff
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|
959 ccf->lock_file.len), |
201d017ea470
slab allocator in shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
796
diff
changeset
|
960 ".accept", sizeof(".accept")); |
201d017ea470
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diff
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961 } |
1704
e584e946e198
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1694
diff
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|
962 } |
860
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963 |
311
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964 #endif |
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965 |
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966 return NGX_CONF_OK; |
114
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113
diff
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967 } |
234
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968 |
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969 |
499 | 970 static char * |
971 ngx_set_user(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
234
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972 { |
461 | 973 #if (NGX_WIN32) |
278
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974 |
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975 ngx_conf_log_error(NGX_LOG_WARN, cf, 0, |
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976 "\"user\" is not supported, ignored"); |
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977 |
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978 return NGX_CONF_OK; |
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979 |
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980 #else |
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981 |
311
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982 ngx_core_conf_t *ccf = conf; |
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983 |
455 | 984 char *group; |
234
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985 struct passwd *pwd; |
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986 struct group *grp; |
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987 ngx_str_t *value; |
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988 |
517 | 989 if (ccf->user != (uid_t) NGX_CONF_UNSET_UINT) { |
234
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990 return "is duplicate"; |
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991 } |
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992 |
455 | 993 if (geteuid() != 0) { |
994 ngx_conf_log_error(NGX_LOG_WARN, cf, 0, | |
995 "the \"user\" directive makes sense only " | |
996 "if the master process runs " | |
997 "with super-user privileges, ignored"); | |
998 return NGX_CONF_OK; | |
999 } | |
1000 | |
234
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1001 value = (ngx_str_t *) cf->args->elts; |
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1002 |
473 | 1003 ccf->username = (char *) value[1].data; |
1004 | |
1288 | 1005 ngx_set_errno(0); |
290
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1006 pwd = getpwnam((const char *) value[1].data); |
234
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1007 if (pwd == NULL) { |
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1008 ngx_conf_log_error(NGX_LOG_EMERG, cf, ngx_errno, |
452 | 1009 "getpwnam(\"%s\") failed", value[1].data); |
234
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1010 return NGX_CONF_ERROR; |
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1011 } |
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1012 |
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1013 ccf->user = pwd->pw_uid; |
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1014 |
455 | 1015 group = (char *) ((cf->args->nelts == 2) ? value[1].data : value[2].data); |
234
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1016 |
1288 | 1017 ngx_set_errno(0); |
455 | 1018 grp = getgrnam(group); |
234
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1019 if (grp == NULL) { |
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1020 ngx_conf_log_error(NGX_LOG_EMERG, cf, ngx_errno, |
455 | 1021 "getgrnam(\"%s\") failed", group); |
234
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1022 return NGX_CONF_ERROR; |
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1023 } |
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1024 |
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1025 ccf->group = grp->gr_gid; |
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1026 |
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1027 return NGX_CONF_OK; |
278
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1028 |
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1029 #endif |
234
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1030 } |
473 | 1031 |
1032 | |
499 | 1033 static char * |
1069 | 1034 ngx_set_env(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) |
1035 { | |
1036 ngx_core_conf_t *ccf = conf; | |
1037 | |
1038 ngx_str_t *value, *var; | |
1039 ngx_uint_t i; | |
1040 | |
1041 var = ngx_array_push(&ccf->env); | |
1042 if (var == NULL) { | |
1043 return NGX_CONF_ERROR; | |
1044 } | |
1045 | |
1046 value = cf->args->elts; | |
1047 *var = value[1]; | |
1048 | |
1049 for (i = 0; i < value[1].len; i++) { | |
1050 | |
1051 if (value[1].data[i] == '=') { | |
1052 | |
1053 var->len = i; | |
1054 | |
1055 return NGX_CONF_OK; | |
1056 } | |
1057 } | |
1058 | |
1059 return NGX_CONF_OK; | |
1060 } | |
1061 | |
1062 | |
1063 static char * | |
499 | 1064 ngx_set_priority(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) |
473 | 1065 { |
1066 ngx_core_conf_t *ccf = conf; | |
1067 | |
1068 ngx_str_t *value; | |
1069 ngx_uint_t n, minus; | |
1070 | |
1071 if (ccf->priority != 0) { | |
1072 return "is duplicate"; | |
1073 } | |
1074 | |
1075 value = cf->args->elts; | |
1076 | |
1077 if (value[1].data[0] == '-') { | |
1078 n = 1; | |
1079 minus = 1; | |
1080 | |
1081 } else if (value[1].data[0] == '+') { | |
1082 n = 1; | |
1083 minus = 0; | |
1084 | |
1085 } else { | |
1086 n = 0; | |
1087 minus = 0; | |
1088 } | |
1089 | |
1090 ccf->priority = ngx_atoi(&value[1].data[n], value[1].len - n); | |
1091 if (ccf->priority == NGX_ERROR) { | |
1092 return "invalid number"; | |
1093 } | |
1094 | |
1095 if (minus) { | |
1096 ccf->priority = -ccf->priority; | |
1097 } | |
1098 | |
1099 return NGX_CONF_OK; | |
1100 } | |
577 | 1101 |
1102 | |
1103 static char * | |
1104 ngx_set_cpu_affinity(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
1105 { | |
1106 #if (NGX_HAVE_SCHED_SETAFFINITY) | |
1107 ngx_core_conf_t *ccf = conf; | |
1108 | |
1109 u_char ch; | |
1110 u_long *mask; | |
1111 ngx_str_t *value; | |
1112 ngx_uint_t i, n; | |
1113 | |
1114 if (ccf->cpu_affinity) { | |
1115 return "is duplicate"; | |
1116 } | |
1117 | |
1118 mask = ngx_palloc(cf->pool, (cf->args->nelts - 1) * sizeof(long)); | |
1119 if (mask == NULL) { | |
1120 return NGX_CONF_ERROR; | |
1121 } | |
1122 | |
1123 ccf->cpu_affinity_n = cf->args->nelts - 1; | |
1124 ccf->cpu_affinity = mask; | |
1125 | |
1126 value = cf->args->elts; | |
1127 | |
1128 for (n = 1; n < cf->args->nelts; n++) { | |
1129 | |
1130 if (value[n].len > 32) { | |
1131 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
1132 "\"worker_cpu_affinity\" supports up to 32 CPU only"); | |
1133 return NGX_CONF_ERROR; | |
1134 } | |
1135 | |
1136 mask[n - 1] = 0; | |
1137 | |
1138 for (i = 0; i < value[n].len; i++) { | |
1139 | |
1140 ch = value[n].data[i]; | |
1141 | |
1142 if (ch == ' ') { | |
1143 continue; | |
1144 } | |
1145 | |
1146 mask[n - 1] <<= 1; | |
1147 | |
1148 if (ch == '0') { | |
1149 continue; | |
1150 } | |
1151 | |
1152 if (ch == '1') { | |
1153 mask[n - 1] |= 1; | |
1154 continue; | |
1155 } | |
1156 | |
1157 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
1158 "invalid character \"%c\" in \"worker_cpu_affinity\"", | |
1159 ch); | |
2024 | 1160 return NGX_CONF_ERROR; |
577 | 1161 } |
1162 } | |
1163 | |
1164 #else | |
1165 | |
1166 ngx_conf_log_error(NGX_LOG_WARN, cf, 0, | |
1167 "\"worker_cpu_affinity\" is not supported " | |
1168 "on this platform, ignored"); | |
1169 #endif | |
1170 | |
1171 return NGX_CONF_OK; | |
1172 } | |
1173 | |
1174 | |
1175 u_long | |
1176 ngx_get_cpu_affinity(ngx_uint_t n) | |
1177 { | |
1178 ngx_core_conf_t *ccf; | |
1179 | |
1180 ccf = (ngx_core_conf_t *) ngx_get_conf(ngx_cycle->conf_ctx, | |
1181 ngx_core_module); | |
1182 | |
1183 if (ccf->cpu_affinity == NULL) { | |
1184 return 0; | |
1185 } | |
1186 | |
1187 if (ccf->cpu_affinity_n > n) { | |
1188 return ccf->cpu_affinity[n]; | |
1189 } | |
1190 | |
1191 return ccf->cpu_affinity[ccf->cpu_affinity_n - 1]; | |
1192 } |