Mercurial > hg > nginx-quic
annotate src/core/nginx.c @ 786:5dc3ba0d6388
backout r783 and add comment
author | Igor Sysoev <igor@sysoev.ru> |
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date | Tue, 17 Oct 2006 12:47:14 +0000 |
parents | 95aa79944291 |
children | 8d39da951bbd |
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 <ngx_event.h> |
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10 #include <nginx.h> |
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11 |
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13 static ngx_int_t ngx_add_inherited_sockets(ngx_cycle_t *cycle); |
452 | 14 static ngx_int_t ngx_getopt(ngx_cycle_t *cycle, int argc, char *const *argv); |
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); |
473 | 19 static char *ngx_set_priority(ngx_conf_t *cf, ngx_command_t *cmd, void *conf); |
577 | 20 static char *ngx_set_cpu_affinity(ngx_conf_t *cf, ngx_command_t *cmd, |
21 void *conf); | |
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22 |
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23 |
461 | 24 static ngx_conf_enum_t ngx_debug_points[] = { |
25 { ngx_string("stop"), NGX_DEBUG_POINTS_STOP }, | |
26 { ngx_string("abort"), NGX_DEBUG_POINTS_ABORT }, | |
27 { ngx_null_string, 0 } | |
577 | 28 }; |
461 | 29 |
30 | |
117
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31 static ngx_command_t ngx_core_commands[] = { |
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32 |
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33 { ngx_string("daemon"), |
563 | 34 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_FLAG, |
311
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35 ngx_conf_set_flag_slot, |
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36 0, |
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37 offsetof(ngx_core_conf_t, daemon), |
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38 NULL }, |
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39 |
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40 { ngx_string("master_process"), |
563 | 41 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_FLAG, |
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42 ngx_conf_set_flag_slot, |
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43 0, |
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44 offsetof(ngx_core_conf_t, master), |
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45 NULL }, |
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46 |
563 | 47 { ngx_string("timer_resolution"), |
48 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1, | |
49 ngx_conf_set_msec_slot, | |
50 0, | |
51 offsetof(ngx_core_conf_t, timer_resolution), | |
52 NULL }, | |
53 | |
543 | 54 { ngx_string("pid"), |
55 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1, | |
56 ngx_conf_set_str_slot, | |
57 0, | |
58 offsetof(ngx_core_conf_t, pid), | |
59 NULL }, | |
60 | |
611 | 61 { ngx_string("lock_file"), |
62 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1, | |
63 ngx_conf_set_str_slot, | |
64 0, | |
65 offsetof(ngx_core_conf_t, lock_file), | |
66 NULL }, | |
67 | |
311
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68 { ngx_string("worker_processes"), |
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69 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1, |
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70 ngx_conf_set_num_slot, |
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71 0, |
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72 offsetof(ngx_core_conf_t, worker_processes), |
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73 NULL }, |
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74 |
461 | 75 { ngx_string("debug_points"), |
76 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1, | |
77 ngx_conf_set_enum_slot, | |
78 0, | |
79 offsetof(ngx_core_conf_t, debug_points), | |
80 &ngx_debug_points }, | |
81 | |
543 | 82 { ngx_string("user"), |
83 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE12, | |
84 ngx_set_user, | |
85 0, | |
86 0, | |
87 NULL }, | |
88 | |
89 { ngx_string("worker_priority"), | |
90 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1, | |
91 ngx_set_priority, | |
92 0, | |
93 0, | |
94 NULL }, | |
95 | |
577 | 96 { ngx_string("worker_cpu_affinity"), |
97 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_1MORE, | |
98 ngx_set_cpu_affinity, | |
99 0, | |
100 0, | |
101 NULL }, | |
102 | |
543 | 103 { ngx_string("worker_rlimit_nofile"), |
104 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1, | |
105 ngx_conf_set_num_slot, | |
106 0, | |
107 offsetof(ngx_core_conf_t, rlimit_nofile), | |
108 NULL }, | |
109 | |
589 | 110 { ngx_string("worker_rlimit_core"), |
111 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1, | |
112 ngx_conf_set_num_slot, | |
113 0, | |
114 offsetof(ngx_core_conf_t, rlimit_core), | |
115 NULL }, | |
116 | |
543 | 117 { ngx_string("worker_rlimit_sigpending"), |
118 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1, | |
119 ngx_conf_set_num_slot, | |
120 0, | |
121 offsetof(ngx_core_conf_t, rlimit_sigpending), | |
122 NULL }, | |
123 | |
124 { ngx_string("working_directory"), | |
125 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1, | |
126 ngx_conf_set_str_slot, | |
127 0, | |
128 offsetof(ngx_core_conf_t, working_directory), | |
129 NULL }, | |
130 | |
376
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131 #if (NGX_THREADS) |
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132 |
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133 { ngx_string("worker_threads"), |
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134 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1, |
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135 ngx_conf_set_num_slot, |
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136 0, |
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137 offsetof(ngx_core_conf_t, worker_threads), |
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138 NULL }, |
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139 |
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140 { ngx_string("thread_stack_size"), |
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141 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1, |
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142 ngx_conf_set_size_slot, |
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143 0, |
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144 offsetof(ngx_core_conf_t, thread_stack_size), |
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145 NULL }, |
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146 |
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147 #endif |
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148 |
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149 ngx_null_command |
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150 }; |
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151 |
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152 |
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153 static ngx_core_module_t ngx_core_module_ctx = { |
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154 ngx_string("core"), |
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155 ngx_core_module_create_conf, |
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156 ngx_core_module_init_conf |
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157 }; |
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158 |
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159 |
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160 ngx_module_t ngx_core_module = { |
509 | 161 NGX_MODULE_V1, |
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162 &ngx_core_module_ctx, /* module context */ |
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163 ngx_core_commands, /* module directives */ |
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164 NGX_CORE_MODULE, /* module type */ |
541 | 165 NULL, /* init master */ |
311
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166 NULL, /* init module */ |
541 | 167 NULL, /* init process */ |
168 NULL, /* init thread */ | |
169 NULL, /* exit thread */ | |
170 NULL, /* exit process */ | |
171 NULL, /* exit master */ | |
172 NGX_MODULE_V1_PADDING | |
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173 }; |
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174 |
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175 |
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176 ngx_uint_t ngx_max_module; |
195
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177 |
639 | 178 static ngx_uint_t ngx_show_version; |
179 | |
180 static char *ngx_null_environ = NULL; | |
601 | 181 |
107
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182 |
503 | 183 int ngx_cdecl |
499 | 184 main(int argc, char *const *argv) |
107
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185 { |
452 | 186 ngx_int_t i; |
187 ngx_log_t *log; | |
188 ngx_cycle_t *cycle, init_cycle; | |
189 ngx_core_conf_t *ccf; | |
107
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190 |
455 | 191 #if (NGX_FREEBSD) |
207
6e0fef527732
nginx-0.0.1-2003-12-05-20:07:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
201
diff
changeset
|
192 ngx_debug_init(); |
114
ac69ab96328d
nginx-0.0.1-2003-07-07-10:11:50 import
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parents:
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diff
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|
193 #endif |
ac69ab96328d
nginx-0.0.1-2003-07-07-10:11:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
113
diff
changeset
|
194 |
108
adc093f880c8
nginx-0.0.1-2003-07-02-09:01:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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195 /* TODO */ ngx_max_sockets = -1; |
107
b5be4b0448d3
nginx-0.0.1-2003-07-01-19:00:03 import
Igor Sysoev <igor@sysoev.ru>
parents:
106
diff
changeset
|
196 |
195
8dee38ea9117
nginx-0.0.1-2003-11-25-23:44:56 import
Igor Sysoev <igor@sysoev.ru>
parents:
194
diff
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|
197 ngx_time_init(); |
221
401154e21826
nginx-0.0.1-2004-01-08-20:08:10 import
Igor Sysoev <igor@sysoev.ru>
parents:
220
diff
changeset
|
198 |
455 | 199 #if (NGX_PCRE) |
195
8dee38ea9117
nginx-0.0.1-2003-11-25-23:44:56 import
Igor Sysoev <igor@sysoev.ru>
parents:
194
diff
changeset
|
200 ngx_regex_init(); |
212
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
210
diff
changeset
|
201 #endif |
182
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
144
diff
changeset
|
202 |
443
33aec431094b
nginx-0.1.0-2004-09-29-00:09:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
441
diff
changeset
|
203 ngx_pid = ngx_getpid(); |
33aec431094b
nginx-0.1.0-2004-09-29-00:09:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
441
diff
changeset
|
204 |
501 | 205 log = ngx_log_init(); |
206 if (log == NULL) { | |
444
42d11f017717
nginx-0.1.0-2004-09-29-20:00:49 import; remove years from copyright
Igor Sysoev <igor@sysoev.ru>
parents:
443
diff
changeset
|
207 return 1; |
42d11f017717
nginx-0.1.0-2004-09-29-20:00:49 import; remove years from copyright
Igor Sysoev <igor@sysoev.ru>
parents:
443
diff
changeset
|
208 } |
107
b5be4b0448d3
nginx-0.0.1-2003-07-01-19:00:03 import
Igor Sysoev <igor@sysoev.ru>
parents:
106
diff
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|
209 |
541 | 210 /* STUB */ |
393
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
376
diff
changeset
|
211 #if (NGX_OPENSSL) |
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
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parents:
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diff
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|
212 ngx_ssl_init(log); |
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
376
diff
changeset
|
213 #endif |
5659d773cfa8
nginx-0.0.7-2004-07-15-20:35:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
376
diff
changeset
|
214 |
255
e6938ca7331a
nginx-0.0.2-2004-02-09-23:47:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
253
diff
changeset
|
215 /* init_cycle->log is required for signal handlers and ngx_getopt() */ |
212
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
210
diff
changeset
|
216 |
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
210
diff
changeset
|
217 ngx_memzero(&init_cycle, sizeof(ngx_cycle_t)); |
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
210
diff
changeset
|
218 init_cycle.log = log; |
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
210
diff
changeset
|
219 ngx_cycle = &init_cycle; |
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
210
diff
changeset
|
220 |
501 | 221 init_cycle.pool = ngx_create_pool(1024, log); |
222 if (init_cycle.pool == NULL) { | |
218
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
217
diff
changeset
|
223 return 1; |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
217
diff
changeset
|
224 } |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
217
diff
changeset
|
225 |
611 | 226 if (ngx_save_argv(&init_cycle, argc, argv) != NGX_OK) { |
452 | 227 return 1; |
228 } | |
229 | |
611 | 230 if (ngx_getopt(&init_cycle, argc, ngx_argv) != NGX_OK) { |
440
f390d1775430
nginx-0.1.0-2004-09-27-20:03:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
409
diff
changeset
|
231 return 1; |
f390d1775430
nginx-0.1.0-2004-09-27-20:03:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
409
diff
changeset
|
232 } |
f390d1775430
nginx-0.1.0-2004-09-27-20:03:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
409
diff
changeset
|
233 |
639 | 234 if (ngx_show_version) { |
235 ngx_write_fd(ngx_stderr_fileno, "nginx version: " NGINX_VER CRLF, | |
236 sizeof("nginx version: " NGINX_VER CRLF) - 1); | |
237 | |
238 #ifdef NGX_COMPILER | |
239 ngx_write_fd(ngx_stderr_fileno, "built by " NGX_COMPILER CRLF, | |
240 sizeof("built by " NGX_COMPILER CRLF) - 1); | |
241 #endif | |
641 | 242 if (!ngx_test_config) { |
243 return 0; | |
244 } | |
639 | 245 } |
246 | |
448
241dc8092a33
nginx-0.1.0-2004-10-01-19:53:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
444
diff
changeset
|
247 if (ngx_test_config) { |
241dc8092a33
nginx-0.1.0-2004-10-01-19:53:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
444
diff
changeset
|
248 log->log_level = NGX_LOG_INFO; |
241dc8092a33
nginx-0.1.0-2004-10-01-19:53:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
444
diff
changeset
|
249 } |
241dc8092a33
nginx-0.1.0-2004-10-01-19:53:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
444
diff
changeset
|
250 |
611 | 251 if (ngx_os_init(log) != NGX_OK) { |
443
33aec431094b
nginx-0.1.0-2004-09-29-00:09:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
441
diff
changeset
|
252 return 1; |
33aec431094b
nginx-0.1.0-2004-09-29-00:09:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
441
diff
changeset
|
253 } |
33aec431094b
nginx-0.1.0-2004-09-29-00:09:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
441
diff
changeset
|
254 |
611 | 255 if (ngx_add_inherited_sockets(&init_cycle) != NGX_OK) { |
218
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
217
diff
changeset
|
256 return 1; |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
217
diff
changeset
|
257 } |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
217
diff
changeset
|
258 |
601 | 259 environ = &ngx_null_environ; |
260 | |
317
1308b98496a2
nginx-0.0.3-2004-04-15-19:34:36 import
Igor Sysoev <igor@sysoev.ru>
parents:
316
diff
changeset
|
261 ngx_max_module = 0; |
1308b98496a2
nginx-0.0.3-2004-04-15-19:34:36 import
Igor Sysoev <igor@sysoev.ru>
parents:
316
diff
changeset
|
262 for (i = 0; ngx_modules[i]; i++) { |
1308b98496a2
nginx-0.0.3-2004-04-15-19:34:36 import
Igor Sysoev <igor@sysoev.ru>
parents:
316
diff
changeset
|
263 ngx_modules[i]->index = ngx_max_module++; |
1308b98496a2
nginx-0.0.3-2004-04-15-19:34:36 import
Igor Sysoev <igor@sysoev.ru>
parents:
316
diff
changeset
|
264 } |
1308b98496a2
nginx-0.0.3-2004-04-15-19:34:36 import
Igor Sysoev <igor@sysoev.ru>
parents:
316
diff
changeset
|
265 |
218
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
217
diff
changeset
|
266 cycle = ngx_init_cycle(&init_cycle); |
108
adc093f880c8
nginx-0.0.1-2003-07-02-09:01:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
107
diff
changeset
|
267 if (cycle == NULL) { |
320
d621239c30f7
nginx-0.0.3-2004-04-18-23:06:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
318
diff
changeset
|
268 if (ngx_test_config) { |
d621239c30f7
nginx-0.0.3-2004-04-18-23:06:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
318
diff
changeset
|
269 ngx_log_error(NGX_LOG_EMERG, log, 0, |
557 | 270 "the configuration file %s test failed", |
320
d621239c30f7
nginx-0.0.3-2004-04-18-23:06:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
318
diff
changeset
|
271 init_cycle.conf_file.data); |
d621239c30f7
nginx-0.0.3-2004-04-18-23:06:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
318
diff
changeset
|
272 } |
d621239c30f7
nginx-0.0.3-2004-04-18-23:06:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
318
diff
changeset
|
273 |
107
b5be4b0448d3
nginx-0.0.1-2003-07-01-19:00:03 import
Igor Sysoev <igor@sysoev.ru>
parents:
106
diff
changeset
|
274 return 1; |
b5be4b0448d3
nginx-0.0.1-2003-07-01-19:00:03 import
Igor Sysoev <igor@sysoev.ru>
parents:
106
diff
changeset
|
275 } |
b5be4b0448d3
nginx-0.0.1-2003-07-01-19:00:03 import
Igor Sysoev <igor@sysoev.ru>
parents:
106
diff
changeset
|
276 |
317
1308b98496a2
nginx-0.0.3-2004-04-15-19:34:36 import
Igor Sysoev <igor@sysoev.ru>
parents:
316
diff
changeset
|
277 if (ngx_test_config) { |
320
d621239c30f7
nginx-0.0.3-2004-04-18-23:06:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
318
diff
changeset
|
278 ngx_log_error(NGX_LOG_INFO, log, 0, |
557 | 279 "the configuration file %s was tested successfully", |
455 | 280 cycle->conf_file.data); |
317
1308b98496a2
nginx-0.0.3-2004-04-15-19:34:36 import
Igor Sysoev <igor@sysoev.ru>
parents:
316
diff
changeset
|
281 return 0; |
1308b98496a2
nginx-0.0.3-2004-04-15-19:34:36 import
Igor Sysoev <igor@sysoev.ru>
parents:
316
diff
changeset
|
282 } |
1308b98496a2
nginx-0.0.3-2004-04-15-19:34:36 import
Igor Sysoev <igor@sysoev.ru>
parents:
316
diff
changeset
|
283 |
449
3b1e8c9df9ad
nginx-0.1.0-2004-10-04-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
448
diff
changeset
|
284 ngx_os_status(cycle->log); |
3b1e8c9df9ad
nginx-0.1.0-2004-10-04-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
448
diff
changeset
|
285 |
114
ac69ab96328d
nginx-0.0.1-2003-07-07-10:11:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
113
diff
changeset
|
286 ngx_cycle = cycle; |
113
d7f606e25b99
nginx-0.0.1-2003-07-04-19:10:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
111
diff
changeset
|
287 |
218
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
217
diff
changeset
|
288 ccf = (ngx_core_conf_t *) ngx_get_conf(cycle->conf_ctx, ngx_core_module); |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
217
diff
changeset
|
289 |
311
11ff50a35d6d
nginx-0.0.3-2004-04-12-20:38:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
310
diff
changeset
|
290 ngx_process = ccf->master ? NGX_PROCESS_MASTER : NGX_PROCESS_SINGLE; |
220
4f81b931e9ff
nginx-0.0.1-2004-01-08-11:47:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
219
diff
changeset
|
291 |
461 | 292 #if (NGX_WIN32) |
220
4f81b931e9ff
nginx-0.0.1-2004-01-08-11:47:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
219
diff
changeset
|
293 |
4f81b931e9ff
nginx-0.0.1-2004-01-08-11:47:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
219
diff
changeset
|
294 #if 0 |
366
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
337
diff
changeset
|
295 |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
337
diff
changeset
|
296 TODO: |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
337
diff
changeset
|
297 |
311
11ff50a35d6d
nginx-0.0.3-2004-04-12-20:38:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
310
diff
changeset
|
298 if (ccf->run_as_service) { |
611 | 299 if (ngx_service(cycle->log) != NGX_OK) { |
220
4f81b931e9ff
nginx-0.0.1-2004-01-08-11:47:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
219
diff
changeset
|
300 return 1; |
4f81b931e9ff
nginx-0.0.1-2004-01-08-11:47:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
219
diff
changeset
|
301 } |
4f81b931e9ff
nginx-0.0.1-2004-01-08-11:47:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
219
diff
changeset
|
302 |
4f81b931e9ff
nginx-0.0.1-2004-01-08-11:47:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
219
diff
changeset
|
303 return 0; |
218
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
217
diff
changeset
|
304 } |
220
4f81b931e9ff
nginx-0.0.1-2004-01-08-11:47:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
219
diff
changeset
|
305 #endif |
4f81b931e9ff
nginx-0.0.1-2004-01-08-11:47:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
219
diff
changeset
|
306 |
4f81b931e9ff
nginx-0.0.1-2004-01-08-11:47:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
219
diff
changeset
|
307 #else |
115
be27f922b9a2
nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
114
diff
changeset
|
308 |
611 | 309 if (ngx_init_signals(cycle->log) != NGX_OK) { |
539 | 310 return 1; |
311 } | |
312 | |
311
11ff50a35d6d
nginx-0.0.3-2004-04-12-20:38:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
310
diff
changeset
|
313 if (!ngx_inherited && ccf->daemon) { |
611 | 314 if (ngx_daemon(cycle->log) != NGX_OK) { |
115
be27f922b9a2
nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
114
diff
changeset
|
315 return 1; |
be27f922b9a2
nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
114
diff
changeset
|
316 } |
366
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
337
diff
changeset
|
317 |
e411b1482ee3
nginx-0.0.7-2004-06-23-19:18:17 import
Igor Sysoev <igor@sysoev.ru>
parents:
337
diff
changeset
|
318 ngx_daemonized = 1; |
115
be27f922b9a2
nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
114
diff
changeset
|
319 } |
be27f922b9a2
nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
114
diff
changeset
|
320 |
611 | 321 if (ngx_create_pidfile(&ccf->pid, cycle->log) != NGX_OK) { |
210
00cafae0bdf1
nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
209
diff
changeset
|
322 return 1; |
00cafae0bdf1
nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
209
diff
changeset
|
323 } |
00cafae0bdf1
nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
209
diff
changeset
|
324 |
115
be27f922b9a2
nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
114
diff
changeset
|
325 #endif |
107
b5be4b0448d3
nginx-0.0.1-2003-07-01-19:00:03 import
Igor Sysoev <igor@sysoev.ru>
parents:
106
diff
changeset
|
326 |
318
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
327 if (ngx_process == NGX_PROCESS_MASTER) { |
452 | 328 ngx_master_process_cycle(cycle); |
318
56496082668b
nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
317
diff
changeset
|
329 |
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330 } else { |
452 | 331 ngx_single_process_cycle(cycle); |
318
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332 } |
220
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333 |
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334 return 0; |
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335 } |
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336 |
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337 |
499 | 338 static ngx_int_t |
339 ngx_add_inherited_sockets(ngx_cycle_t *cycle) | |
219
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340 { |
501 | 341 u_char *p, *v, *inherited; |
342 ngx_int_t s; | |
343 ngx_listening_t *ls; | |
219
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344 |
290
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345 inherited = (u_char *) getenv(NGINX_VAR); |
282
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346 |
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347 if (inherited == NULL) { |
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348 return NGX_OK; |
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349 } |
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350 |
461 | 351 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0, |
282
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352 "using inherited sockets from \"%s\"", inherited); |
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353 |
461 | 354 if (ngx_array_init(&cycle->listening, cycle->pool, 10, |
745 | 355 sizeof(ngx_listening_t)) |
356 == NGX_ERROR) | |
461 | 357 { |
358 return NGX_ERROR; | |
359 } | |
282
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360 |
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361 for (p = inherited, v = p; *p; p++) { |
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362 if (*p == ':' || *p == ';') { |
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363 s = ngx_atoi(v, p - v); |
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364 if (s == NGX_ERROR) { |
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365 ngx_log_error(NGX_LOG_EMERG, cycle->log, 0, |
537 | 366 "invalid socket number \"%s\" in " NGINX_VAR |
367 " environment variable, ignoring the rest" | |
368 " of the variable", v); | |
282
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369 break; |
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370 } |
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371 |
290
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372 v = p + 1; |
282
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373 |
501 | 374 ls = ngx_array_push(&cycle->listening); |
375 if (ls == NULL) { | |
282
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376 return NGX_ERROR; |
290
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377 } |
219
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378 |
523 | 379 ngx_memzero(ls, sizeof(ngx_listening_t)); |
380 | |
501 | 381 ls->fd = (ngx_socket_t) s; |
219
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382 } |
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383 } |
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384 |
282
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385 ngx_inherited = 1; |
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386 |
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387 return ngx_set_inherited_sockets(cycle); |
219
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388 } |
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389 |
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390 |
543 | 391 ngx_pid_t |
392 ngx_exec_new_binary(ngx_cycle_t *cycle, char *const *argv) | |
218
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393 { |
461 | 394 char *env[3], *var; |
395 u_char *p; | |
290
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396 ngx_uint_t i; |
226
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397 ngx_pid_t pid; |
218
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398 ngx_exec_ctx_t ctx; |
543 | 399 ngx_core_conf_t *ccf; |
218
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400 ngx_listening_t *ls; |
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401 |
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402 ctx.path = argv[0]; |
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403 ctx.name = "new binary process"; |
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404 ctx.argv = argv; |
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405 |
282
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406 var = ngx_alloc(sizeof(NGINX_VAR) |
501 | 407 + cycle->listening.nelts * (NGX_INT32_LEN + 1) + 2, |
218
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408 cycle->log); |
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409 |
461 | 410 p = ngx_cpymem(var, NGINX_VAR "=", sizeof(NGINX_VAR)); |
218
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411 |
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412 ls = cycle->listening.elts; |
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413 for (i = 0; i < cycle->listening.nelts; i++) { |
461 | 414 p = ngx_sprintf(p, "%ud;", ls[i].fd); |
114
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415 } |
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416 |
461 | 417 *p = '\0'; |
418 | |
282
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419 ngx_log_debug1(NGX_LOG_DEBUG_CORE, cycle->log, 0, "inherited: %s", var); |
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420 |
218
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421 env[0] = var; |
452 | 422 |
423 #if (NGX_SETPROCTITLE_USES_ENV) | |
424 | |
461 | 425 /* allocate the spare 300 bytes for the new binary process title */ |
452 | 426 |
427 env[1] = "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX" | |
428 "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX" | |
429 "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX" | |
430 "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX" | |
431 "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX"; | |
432 | |
433 env[2] = NULL; | |
434 | |
435 #else | |
436 | |
218
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437 env[1] = NULL; |
452 | 438 |
439 #endif | |
440 | |
218
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441 ctx.envp = (char *const *) &env; |
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442 |
543 | 443 ccf = (ngx_core_conf_t *) ngx_get_conf(cycle->conf_ctx, ngx_core_module); |
444 | |
633 | 445 if (ngx_rename_file(ccf->pid.data, ccf->oldpid.data) |
543 | 446 != NGX_OK) |
447 { | |
448 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
449 ngx_rename_file_n " %s to %s failed " | |
450 "before executing new binary process \"%s\"", | |
451 ccf->pid.data, ccf->oldpid.data, argv[0]); | |
452 | |
453 ngx_free(var); | |
454 | |
455 return NGX_INVALID_PID; | |
456 } | |
457 | |
279
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458 pid = ngx_execute(cycle, &ctx); |
114
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459 |
543 | 460 if (pid == NGX_INVALID_PID) { |
633 | 461 if (ngx_rename_file(ccf->oldpid.data, ccf->pid.data) |
543 | 462 != NGX_OK) |
463 { | |
464 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno, | |
465 ngx_rename_file_n " %s back to %s failed " | |
466 "after try to executing new binary process \"%s\"", | |
467 ccf->oldpid.data, ccf->pid.data, argv[0]); | |
468 } | |
469 } | |
470 | |
218
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471 ngx_free(var); |
226
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472 |
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473 return pid; |
218
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474 } |
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475 |
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476 |
543 | 477 static ngx_int_t |
478 ngx_getopt(ngx_cycle_t *cycle, int argc, char *const *argv) | |
255
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479 { |
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480 ngx_int_t i; |
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481 |
452 | 482 for (i = 1; i < argc; i++) { |
483 if (argv[i][0] != '-') { | |
255
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484 ngx_log_error(NGX_LOG_EMERG, cycle->log, 0, |
452 | 485 "invalid option: \"%s\"", argv[i]); |
255
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486 return NGX_ERROR; |
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487 } |
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488 |
452 | 489 switch (argv[i][1]) { |
255
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490 |
639 | 491 case 'v': |
492 ngx_show_version = 1; | |
493 break; | |
494 | |
317
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495 case 't': |
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496 ngx_test_config = 1; |
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497 break; |
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498 |
255
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499 case 'c': |
452 | 500 if (argv[i + 1] == NULL) { |
316
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501 ngx_log_error(NGX_LOG_EMERG, cycle->log, 0, |
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502 "the option: \"%s\" requires file name", |
452 | 503 argv[i]); |
316
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504 return NGX_ERROR; |
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505 } |
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|
506 |
452 | 507 cycle->conf_file.data = (u_char *) argv[++i]; |
255
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508 cycle->conf_file.len = ngx_strlen(cycle->conf_file.data); |
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509 break; |
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510 |
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511 default: |
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512 ngx_log_error(NGX_LOG_EMERG, cycle->log, 0, |
452 | 513 "invalid option: \"%s\"", argv[i]); |
255
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514 return NGX_ERROR; |
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515 } |
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516 } |
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517 |
256
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518 if (cycle->conf_file.data == NULL) { |
337
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519 cycle->conf_file.len = sizeof(NGX_CONF_PATH) - 1; |
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520 cycle->conf_file.data = (u_char *) NGX_CONF_PATH; |
255
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521 } |
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522 |
440
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523 if (ngx_conf_full_name(cycle, &cycle->conf_file) == NGX_ERROR) { |
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524 return NGX_ERROR; |
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525 } |
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526 |
255
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527 return NGX_OK; |
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528 } |
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529 |
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530 |
499 | 531 static ngx_int_t |
532 ngx_save_argv(ngx_cycle_t *cycle, int argc, char *const *argv) | |
452 | 533 { |
501 | 534 #if (NGX_FREEBSD) |
535 | |
536 ngx_os_argv = (char **) argv; | |
537 ngx_argc = argc; | |
538 ngx_argv = (char **) argv; | |
539 | |
540 #else | |
452 | 541 size_t len; |
542 ngx_int_t i; | |
543 | |
544 ngx_os_argv = (char **) argv; | |
545 ngx_argc = argc; | |
546 | |
501 | 547 ngx_argv = ngx_alloc((argc + 1) * sizeof(char *), cycle->log); |
548 if (ngx_argv == NULL) { | |
452 | 549 return NGX_ERROR; |
550 } | |
551 | |
552 for (i = 0; i < argc; i++) { | |
553 len = ngx_strlen(argv[i]) + 1; | |
554 | |
501 | 555 ngx_argv[i] = ngx_alloc(len, cycle->log); |
556 if (ngx_argv[i] == NULL) { | |
452 | 557 return NGX_ERROR; |
558 } | |
559 | |
517 | 560 (void) ngx_cpystrn((u_char *) ngx_argv[i], (u_char *) argv[i], len); |
452 | 561 } |
562 | |
563 ngx_argv[i] = NULL; | |
564 | |
565 #endif | |
566 | |
567 return NGX_OK; | |
568 } | |
569 | |
570 | |
499 | 571 static void * |
572 ngx_core_module_create_conf(ngx_cycle_t *cycle) | |
218
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573 { |
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574 ngx_core_conf_t *ccf; |
114
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575 |
501 | 576 ccf = ngx_pcalloc(cycle->pool, sizeof(ngx_core_conf_t)); |
577 if (ccf == NULL) { | |
311
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578 return NULL; |
218
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579 } |
479 | 580 |
581 /* | |
582 * set by pcalloc() | |
218
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583 * |
479 | 584 * ccf->pid = NULL; |
543 | 585 * ccf->oldpid = NULL; |
479 | 586 * ccf->priority = 0; |
577 | 587 * ccf->cpu_affinity_n = 0; |
588 * ccf->cpu_affinity = NULL; | |
218
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589 */ |
479 | 590 |
234
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591 ccf->daemon = NGX_CONF_UNSET; |
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592 ccf->master = NGX_CONF_UNSET; |
563 | 593 ccf->timer_resolution = NGX_CONF_UNSET_MSEC; |
594 | |
300
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595 ccf->worker_processes = NGX_CONF_UNSET; |
461 | 596 ccf->debug_points = NGX_CONF_UNSET; |
543 | 597 |
598 ccf->rlimit_nofile = NGX_CONF_UNSET; | |
589 | 599 ccf->rlimit_core = NGX_CONF_UNSET; |
543 | 600 ccf->rlimit_sigpending = NGX_CONF_UNSET; |
601 | |
517 | 602 ccf->user = (ngx_uid_t) NGX_CONF_UNSET_UINT; |
603 ccf->group = (ngx_gid_t) NGX_CONF_UNSET_UINT; | |
543 | 604 |
376
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605 #if (NGX_THREADS) |
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606 ccf->worker_threads = NGX_CONF_UNSET; |
461 | 607 ccf->thread_stack_size = NGX_CONF_UNSET_SIZE; |
376
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608 #endif |
218
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609 |
311
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610 return ccf; |
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611 } |
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612 |
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613 |
499 | 614 static char * |
615 ngx_core_module_init_conf(ngx_cycle_t *cycle, void *conf) | |
311
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616 { |
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617 ngx_core_conf_t *ccf = conf; |
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618 |
461 | 619 #if !(NGX_WIN32) |
440
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620 struct passwd *pwd; |
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621 struct group *grp; |
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622 #endif |
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623 |
311
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624 ngx_conf_init_value(ccf->daemon, 1); |
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625 ngx_conf_init_value(ccf->master, 1); |
563 | 626 ngx_conf_init_msec_value(ccf->timer_resolution, 0); |
627 | |
311
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628 ngx_conf_init_value(ccf->worker_processes, 1); |
461 | 629 ngx_conf_init_value(ccf->debug_points, 0); |
311
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630 |
577 | 631 #if (NGX_HAVE_SCHED_SETAFFINITY) |
632 | |
633 if (ccf->cpu_affinity_n | |
634 && ccf->cpu_affinity_n != 1 | |
635 && ccf->cpu_affinity_n != (ngx_uint_t) ccf->worker_processes) | |
636 { | |
637 ngx_log_error(NGX_LOG_WARN, cycle->log, 0, | |
638 "number of the \"worker_processes\" is not equal to " | |
639 "the number of the \"worker_cpu_affinity\" mask, " | |
640 "using last mask for remaining worker processes"); | |
641 } | |
642 | |
643 #endif | |
644 | |
376
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645 #if (NGX_THREADS) |
577 | 646 |
376
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647 ngx_conf_init_value(ccf->worker_threads, 0); |
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648 ngx_threads_n = ccf->worker_threads; |
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649 ngx_conf_init_size_value(ccf->thread_stack_size, 2 * 1024 * 1024); |
577 | 650 |
376
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651 #endif |
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652 |
461 | 653 #if !(NGX_WIN32) |
311
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654 |
517 | 655 if (ccf->user == (uid_t) NGX_CONF_UNSET_UINT && geteuid() == 0) { |
440
f390d1775430
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parents:
409
diff
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|
656 |
455 | 657 pwd = getpwnam(NGX_USER); |
440
f390d1775430
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parents:
409
diff
changeset
|
658 if (pwd == NULL) { |
f390d1775430
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parents:
409
diff
changeset
|
659 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno, |
455 | 660 "getpwnam(\"" NGX_USER "\") failed"); |
440
f390d1775430
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parents:
409
diff
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|
661 return NGX_CONF_ERROR; |
f390d1775430
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parents:
409
diff
changeset
|
662 } |
f390d1775430
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parents:
409
diff
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|
663 |
473 | 664 ccf->username = NGX_USER; |
440
f390d1775430
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parents:
409
diff
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|
665 ccf->user = pwd->pw_uid; |
f390d1775430
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parents:
409
diff
changeset
|
666 |
455 | 667 grp = getgrnam(NGX_GROUP); |
440
f390d1775430
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parents:
409
diff
changeset
|
668 if (grp == NULL) { |
f390d1775430
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parents:
409
diff
changeset
|
669 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno, |
455 | 670 "getgrnam(\"" NGX_GROUP "\") failed"); |
440
f390d1775430
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parents:
409
diff
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|
671 return NGX_CONF_ERROR; |
f390d1775430
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parents:
409
diff
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|
672 } |
f390d1775430
nginx-0.1.0-2004-09-27-20:03:21 import
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parents:
409
diff
changeset
|
673 |
f390d1775430
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parents:
409
diff
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|
674 ccf->group = grp->gr_gid; |
f390d1775430
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parents:
409
diff
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|
675 } |
218
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217
diff
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|
676 |
311
11ff50a35d6d
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310
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|
677 if (ccf->pid.len == 0) { |
337
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326
diff
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|
678 ccf->pid.len = sizeof(NGX_PID_PATH) - 1; |
452 | 679 ccf->pid.data = (u_char *) NGX_PID_PATH; |
440
f390d1775430
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parents:
409
diff
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|
680 } |
311
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310
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|
681 |
440
f390d1775430
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parents:
409
diff
changeset
|
682 if (ngx_conf_full_name(cycle, &ccf->pid) == NGX_ERROR) { |
f390d1775430
nginx-0.1.0-2004-09-27-20:03:21 import
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parents:
409
diff
changeset
|
683 return NGX_CONF_ERROR; |
f390d1775430
nginx-0.1.0-2004-09-27-20:03:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
409
diff
changeset
|
684 } |
f390d1775430
nginx-0.1.0-2004-09-27-20:03:21 import
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parents:
409
diff
changeset
|
685 |
543 | 686 ccf->oldpid.len = ccf->pid.len + sizeof(NGX_OLDPID_EXT); |
311
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|
687 |
543 | 688 ccf->oldpid.data = ngx_palloc(cycle->pool, ccf->oldpid.len); |
689 if (ccf->oldpid.data == NULL) { | |
440
f390d1775430
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parents:
409
diff
changeset
|
690 return NGX_CONF_ERROR; |
f390d1775430
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409
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691 } |
311
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692 |
543 | 693 ngx_memcpy(ngx_cpymem(ccf->oldpid.data, ccf->pid.data, ccf->pid.len), |
694 NGX_OLDPID_EXT, sizeof(NGX_OLDPID_EXT)); | |
440
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695 |
611 | 696 if (ccf->lock_file.len == 0) { |
697 ccf->lock_file.len = sizeof(NGX_LOCK_PATH) - 1; | |
698 ccf->lock_file.data = (u_char *) NGX_LOCK_PATH; | |
699 } | |
700 | |
701 if (ngx_conf_full_name(cycle, &ccf->lock_file) == NGX_ERROR) { | |
702 return NGX_CONF_ERROR; | |
703 } | |
704 | |
311
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705 #endif |
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706 |
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707 return NGX_CONF_OK; |
114
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708 } |
234
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709 |
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710 |
499 | 711 static char * |
712 ngx_set_user(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
234
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713 { |
461 | 714 #if (NGX_WIN32) |
278
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715 |
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716 ngx_conf_log_error(NGX_LOG_WARN, cf, 0, |
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717 "\"user\" is not supported, ignored"); |
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718 |
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719 return NGX_CONF_OK; |
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720 |
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721 #else |
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722 |
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723 ngx_core_conf_t *ccf = conf; |
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724 |
455 | 725 char *group; |
234
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726 struct passwd *pwd; |
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727 struct group *grp; |
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728 ngx_str_t *value; |
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729 |
517 | 730 if (ccf->user != (uid_t) NGX_CONF_UNSET_UINT) { |
234
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731 return "is duplicate"; |
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732 } |
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733 |
455 | 734 if (geteuid() != 0) { |
735 ngx_conf_log_error(NGX_LOG_WARN, cf, 0, | |
736 "the \"user\" directive makes sense only " | |
737 "if the master process runs " | |
738 "with super-user privileges, ignored"); | |
739 return NGX_CONF_OK; | |
740 } | |
741 | |
234
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742 value = (ngx_str_t *) cf->args->elts; |
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743 |
473 | 744 ccf->username = (char *) value[1].data; |
745 | |
290
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746 pwd = getpwnam((const char *) value[1].data); |
234
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747 if (pwd == NULL) { |
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748 ngx_conf_log_error(NGX_LOG_EMERG, cf, ngx_errno, |
452 | 749 "getpwnam(\"%s\") failed", value[1].data); |
234
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750 return NGX_CONF_ERROR; |
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751 } |
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752 |
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753 ccf->user = pwd->pw_uid; |
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754 |
455 | 755 group = (char *) ((cf->args->nelts == 2) ? value[1].data : value[2].data); |
234
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756 |
455 | 757 grp = getgrnam(group); |
234
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758 if (grp == NULL) { |
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759 ngx_conf_log_error(NGX_LOG_EMERG, cf, ngx_errno, |
455 | 760 "getgrnam(\"%s\") failed", group); |
234
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761 return NGX_CONF_ERROR; |
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762 } |
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763 |
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764 ccf->group = grp->gr_gid; |
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765 |
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766 return NGX_CONF_OK; |
278
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767 |
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768 #endif |
234
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769 } |
473 | 770 |
771 | |
499 | 772 static char * |
773 ngx_set_priority(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
473 | 774 { |
775 ngx_core_conf_t *ccf = conf; | |
776 | |
777 ngx_str_t *value; | |
778 ngx_uint_t n, minus; | |
779 | |
780 if (ccf->priority != 0) { | |
781 return "is duplicate"; | |
782 } | |
783 | |
784 value = cf->args->elts; | |
785 | |
786 if (value[1].data[0] == '-') { | |
787 n = 1; | |
788 minus = 1; | |
789 | |
790 } else if (value[1].data[0] == '+') { | |
791 n = 1; | |
792 minus = 0; | |
793 | |
794 } else { | |
795 n = 0; | |
796 minus = 0; | |
797 } | |
798 | |
799 ccf->priority = ngx_atoi(&value[1].data[n], value[1].len - n); | |
800 if (ccf->priority == NGX_ERROR) { | |
801 return "invalid number"; | |
802 } | |
803 | |
804 if (minus) { | |
805 ccf->priority = -ccf->priority; | |
806 } | |
807 | |
808 return NGX_CONF_OK; | |
809 } | |
577 | 810 |
811 | |
812 static char * | |
813 ngx_set_cpu_affinity(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
814 { | |
815 #if (NGX_HAVE_SCHED_SETAFFINITY) | |
816 ngx_core_conf_t *ccf = conf; | |
817 | |
818 u_char ch; | |
819 u_long *mask; | |
820 ngx_str_t *value; | |
821 ngx_uint_t i, n; | |
822 | |
823 if (ccf->cpu_affinity) { | |
824 return "is duplicate"; | |
825 } | |
826 | |
827 mask = ngx_palloc(cf->pool, (cf->args->nelts - 1) * sizeof(long)); | |
828 if (mask == NULL) { | |
829 return NGX_CONF_ERROR; | |
830 } | |
831 | |
832 ccf->cpu_affinity_n = cf->args->nelts - 1; | |
833 ccf->cpu_affinity = mask; | |
834 | |
835 value = cf->args->elts; | |
836 | |
837 for (n = 1; n < cf->args->nelts; n++) { | |
838 | |
839 if (value[n].len > 32) { | |
840 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
841 "\"worker_cpu_affinity\" supports up to 32 CPU only"); | |
842 return NGX_CONF_ERROR; | |
843 } | |
844 | |
845 mask[n - 1] = 0; | |
846 | |
847 for (i = 0; i < value[n].len; i++) { | |
848 | |
849 ch = value[n].data[i]; | |
850 | |
851 if (ch == ' ') { | |
852 continue; | |
853 } | |
854 | |
855 mask[n - 1] <<= 1; | |
856 | |
857 if (ch == '0') { | |
858 continue; | |
859 } | |
860 | |
861 if (ch == '1') { | |
862 mask[n - 1] |= 1; | |
863 continue; | |
864 } | |
865 | |
866 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, | |
867 "invalid character \"%c\" in \"worker_cpu_affinity\"", | |
868 ch); | |
869 return NGX_CONF_ERROR ; | |
870 } | |
871 } | |
872 | |
873 #else | |
874 | |
875 ngx_conf_log_error(NGX_LOG_WARN, cf, 0, | |
876 "\"worker_cpu_affinity\" is not supported " | |
877 "on this platform, ignored"); | |
878 #endif | |
879 | |
880 return NGX_CONF_OK; | |
881 } | |
882 | |
883 | |
884 u_long | |
885 ngx_get_cpu_affinity(ngx_uint_t n) | |
886 { | |
887 ngx_core_conf_t *ccf; | |
888 | |
889 ccf = (ngx_core_conf_t *) ngx_get_conf(ngx_cycle->conf_ctx, | |
890 ngx_core_module); | |
891 | |
892 if (ccf->cpu_affinity == NULL) { | |
893 return 0; | |
894 } | |
895 | |
896 if (ccf->cpu_affinity_n > n) { | |
897 return ccf->cpu_affinity[n]; | |
898 } | |
899 | |
900 return ccf->cpu_affinity[ccf->cpu_affinity_n - 1]; | |
901 } |