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0
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1
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2 /*
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3 * Copyright (C) Igor Sysoev
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4 */
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5
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6
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7 #include <ngx_config.h>
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8 #include <ngx_core.h>
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9 #include <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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482
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13 static ngx_int_t ngx_get_options(int argc, char *const *argv);
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14 static ngx_int_t ngx_process_options(ngx_cycle_t *cycle);
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2
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15 static ngx_int_t ngx_save_argv(ngx_cycle_t *cycle, int argc, char *const *argv);
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0
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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);
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18 static char *ngx_set_user(ngx_conf_t *cf, ngx_command_t *cmd, void *conf);
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278
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19 static char *ngx_set_env(ngx_conf_t *cf, ngx_command_t *cmd, void *conf);
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22
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20 static char *ngx_set_priority(ngx_conf_t *cf, ngx_command_t *cmd, void *conf);
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126
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21 static char *ngx_set_cpu_affinity(ngx_conf_t *cf, ngx_command_t *cmd,
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22 void *conf);
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0
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23
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24
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10
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25 static ngx_conf_enum_t ngx_debug_points[] = {
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26 { ngx_string("stop"), NGX_DEBUG_POINTS_STOP },
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27 { ngx_string("abort"), NGX_DEBUG_POINTS_ABORT },
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28 { ngx_null_string, 0 }
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126
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29 };
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10
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30
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31
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0
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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"),
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112
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35 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_FLAG,
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0
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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"),
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112
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42 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_FLAG,
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0
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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
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112
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48 { ngx_string("timer_resolution"),
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49 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1,
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50 ngx_conf_set_msec_slot,
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51 0,
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52 offsetof(ngx_core_conf_t, timer_resolution),
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53 NULL },
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54
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92
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55 { ngx_string("pid"),
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56 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1,
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57 ngx_conf_set_str_slot,
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58 0,
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59 offsetof(ngx_core_conf_t, pid),
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60 NULL },
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61
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160
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62 { ngx_string("lock_file"),
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63 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1,
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64 ngx_conf_set_str_slot,
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65 0,
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66 offsetof(ngx_core_conf_t, lock_file),
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67 NULL },
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68
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0
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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
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10
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76 { ngx_string("debug_points"),
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77 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1,
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78 ngx_conf_set_enum_slot,
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79 0,
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80 offsetof(ngx_core_conf_t, debug_points),
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81 &ngx_debug_points },
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82
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92
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83 { ngx_string("user"),
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84 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE12,
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85 ngx_set_user,
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86 0,
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87 0,
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88 NULL },
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89
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90 { ngx_string("worker_priority"),
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91 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1,
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92 ngx_set_priority,
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93 0,
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94 0,
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95 NULL },
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96
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126
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97 { ngx_string("worker_cpu_affinity"),
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98 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_1MORE,
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99 ngx_set_cpu_affinity,
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100 0,
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101 0,
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102 NULL },
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103
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92
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104 { ngx_string("worker_rlimit_nofile"),
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105 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1,
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106 ngx_conf_set_num_slot,
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107 0,
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108 offsetof(ngx_core_conf_t, rlimit_nofile),
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109 NULL },
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110
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138
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111 { ngx_string("worker_rlimit_core"),
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112 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1,
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270
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113 ngx_conf_set_size_slot,
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138
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114 0,
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115 offsetof(ngx_core_conf_t, rlimit_core),
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116 NULL },
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117
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92
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118 { ngx_string("worker_rlimit_sigpending"),
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119 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1,
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120 ngx_conf_set_num_slot,
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121 0,
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122 offsetof(ngx_core_conf_t, rlimit_sigpending),
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123 NULL },
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124
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125 { ngx_string("working_directory"),
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126 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1,
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127 ngx_conf_set_str_slot,
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128 0,
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129 offsetof(ngx_core_conf_t, working_directory),
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130 NULL },
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131
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278
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132 { ngx_string("env"),
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133 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1,
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134 ngx_set_env,
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135 0,
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136 0,
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137 NULL },
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138
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0
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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 = {
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58
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169 NGX_MODULE_V1,
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0
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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 */
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90
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173 NULL, /* init master */
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0
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174 NULL, /* init module */
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90
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175 NULL, /* init process */
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176 NULL, /* init thread */
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177 NULL, /* exit thread */
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178 NULL, /* exit process */
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179 NULL, /* exit master */
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180 NGX_MODULE_V1_PADDING
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0
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181 };
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182
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183
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480
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184 ngx_uint_t ngx_max_module;
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0
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185
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482
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186 static ngx_uint_t ngx_show_help;
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480
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187 static ngx_uint_t ngx_show_version;
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188 static ngx_uint_t ngx_show_configure;
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482
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189 static u_char *ngx_prefix;
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190 static u_char *ngx_conf_file;
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191 static u_char *ngx_conf_params;
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480
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192 static char *ngx_signal;
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193
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188
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194
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278
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195 static char **ngx_os_environ;
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150
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196
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0
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197
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52
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198 int ngx_cdecl
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48
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199 main(int argc, char *const *argv)
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0
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200 {
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2
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201 ngx_int_t i;
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202 ngx_log_t *log;
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203 ngx_cycle_t *cycle, init_cycle;
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204 ngx_core_conf_t *ccf;
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0
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205
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482
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206 if (ngx_get_options(argc, argv) != NGX_OK) {
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207 return 1;
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208 }
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209
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210 if (ngx_show_version) {
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211 ngx_log_stderr(0, "nginx version: " NGINX_VER);
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212
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213 if (ngx_show_help) {
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214 ngx_log_stderr(0,
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215 "Usage: nginx [-?hvVt] [-s signal] [-c filename] "
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484
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216 "[-p prefix] [-g directives]" CRLF CRLF
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482
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217 "Options:" CRLF
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218 " -?,-h : this help" CRLF
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219 " -v : show version and exit" CRLF
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220 " -V : show version and configure options then exit"
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221 CRLF
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222 " -t : test configuration and exit" CRLF
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223 " -s signal : send signal to a master process: "
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224 "stop, quit, reopen, reload" CRLF
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225 #ifdef NGX_PREFIX
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226 " -p prefix : set prefix path (default: "
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227 NGX_PREFIX ")" CRLF
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228 #else
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229 " -p prefix : set prefix path (default: NONE)" CRLF
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230 #endif
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231 " -c filename : set configuration file (default: "
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232 NGX_CONF_PATH ")" CRLF
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233 " -g directives : set global directives out of configuration "
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234 "file" CRLF
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235 );
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236 }
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237
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238 if (ngx_show_configure) {
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239 #ifdef NGX_COMPILER
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240 ngx_log_stderr(0, "built by " NGX_COMPILER);
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241 #endif
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538
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242 #if (NGX_SSL)
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243 #ifdef SSL_CTRL_SET_TLSEXT_HOSTNAME
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244 ngx_log_stderr(0, "TLS SNI support enabled");
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245 #else
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246 ngx_log_stderr(0, "TLS SNI support disabled");
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247 #endif
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248 #endif
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482
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249 ngx_log_stderr(0, "configure arguments:" NGX_CONFIGURE);
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250 }
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251
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252 if (!ngx_test_config) {
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253 return 0;
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254 }
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255 }
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256
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4
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257 #if (NGX_FREEBSD)
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0
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258 ngx_debug_init();
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259 #endif
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260
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261 /* TODO */ ngx_max_sockets = -1;
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262
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263 ngx_time_init();
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264
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4
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265 #if (NGX_PCRE)
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0
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266 ngx_regex_init();
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267 #endif
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268
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269 ngx_pid = ngx_getpid();
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270
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482
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271 log = ngx_log_init(ngx_prefix);
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50
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272 if (log == NULL) {
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0
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273 return 1;
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274 }
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275
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90
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276 /* STUB */
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0
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277 #if (NGX_OPENSSL)
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278 ngx_ssl_init(log);
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279 #endif
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280
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482
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281 /*
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282 * init_cycle->log is required for signal handlers and
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283 * ngx_process_options()
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284 */
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0
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285
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286 ngx_memzero(&init_cycle, sizeof(ngx_cycle_t));
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287 init_cycle.log = log;
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288 ngx_cycle = &init_cycle;
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289
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532
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290 /* dummy pagesize to create aligned pool */
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291 ngx_pagesize = 1024;
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292
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50
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293 init_cycle.pool = ngx_create_pool(1024, log);
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294 if (init_cycle.pool == NULL) {
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0
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295 return 1;
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296 }
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297
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160
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298 if (ngx_save_argv(&init_cycle, argc, argv) != NGX_OK) {
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2
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299 return 1;
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300 }
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301
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482
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302 if (ngx_process_options(&init_cycle) != NGX_OK) {
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0
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303 return 1;
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304 }
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305
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160
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306 if (ngx_os_init(log) != NGX_OK) {
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0
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307 return 1;
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308 }
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309
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356
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310 /*
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311 * ngx_crc32_table_init() requires ngx_cacheline_size set in ngx_os_init()
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312 */
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270
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313
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356
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314 if (ngx_crc32_table_init() != NGX_OK) {
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270
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315 return 1;
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316 }
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317
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160
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318 if (ngx_add_inherited_sockets(&init_cycle) != NGX_OK) {
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0
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319 return 1;
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320 }
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321
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322 ngx_max_module = 0;
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323 for (i = 0; ngx_modules[i]; i++) {
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324 ngx_modules[i]->index = ngx_max_module++;
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325 }
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326
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327 cycle = ngx_init_cycle(&init_cycle);
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328 if (cycle == NULL) {
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329 if (ngx_test_config) {
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482
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330 ngx_log_stderr(0, "configuration file %s test failed",
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480
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331 init_cycle.conf_file.data);
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0
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332 }
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333
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334 return 1;
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335 }
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336
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337 if (ngx_test_config) {
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482
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338 ngx_log_stderr(0, "configuration file %s test is successful",
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480
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339 cycle->conf_file.data);
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0
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340 return 0;
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341 }
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342
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498
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343 if (ngx_signal) {
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344 return ngx_signal_process(cycle, ngx_signal);
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345 }
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346
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0
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347 ngx_os_status(cycle->log);
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348
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349 ngx_cycle = cycle;
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350
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351 ccf = (ngx_core_conf_t *) ngx_get_conf(cycle->conf_ctx, ngx_core_module);
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352
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480
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353 if (ccf->master && ngx_process == NGX_PROCESS_SINGLE) {
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354 ngx_process = NGX_PROCESS_MASTER;
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355 }
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0
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356
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482
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357 #if !(NGX_WIN32)
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0
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358
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160
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359 if (ngx_init_signals(cycle->log) != NGX_OK) {
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88
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360 return 1;
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361 }
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362
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0
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363 if (!ngx_inherited && ccf->daemon) {
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160
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364 if (ngx_daemon(cycle->log) != NGX_OK) {
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0
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365 return 1;
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366 }
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367
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368 ngx_daemonized = 1;
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369 }
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370
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480
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371 #endif
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372
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160
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373 if (ngx_create_pidfile(&ccf->pid, cycle->log) != NGX_OK) {
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0
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374 return 1;
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375 }
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376
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482
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377 if (cycle->log->file->fd != ngx_stderr) {
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378
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379 if (ngx_set_stderr(cycle->log->file->fd) == NGX_FILE_ERROR) {
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380 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
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381 ngx_set_stderr_n " failed");
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382 return 1;
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383 }
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384 }
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385
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536
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386 if (log->file->fd != ngx_stderr) {
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387 if (ngx_close_file(log->file->fd) == NGX_FILE_ERROR) {
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388 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno,
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389 ngx_close_file_n " built-in log failed");
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390 }
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391 }
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392
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482
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393 ngx_use_stderr = 0;
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394
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480
|
395 if (ngx_process == NGX_PROCESS_SINGLE) {
|
|
|
396 ngx_single_process_cycle(cycle);
|
|
0
|
397
|
|
|
398 } else {
|
|
480
|
399 ngx_master_process_cycle(cycle);
|
|
0
|
400 }
|
|
|
401
|
|
|
402 return 0;
|
|
|
403 }
|
|
|
404
|
|
|
405
|
|
48
|
406 static ngx_int_t
|
|
|
407 ngx_add_inherited_sockets(ngx_cycle_t *cycle)
|
|
0
|
408 {
|
|
50
|
409 u_char *p, *v, *inherited;
|
|
|
410 ngx_int_t s;
|
|
|
411 ngx_listening_t *ls;
|
|
0
|
412
|
|
|
413 inherited = (u_char *) getenv(NGINX_VAR);
|
|
|
414
|
|
|
415 if (inherited == NULL) {
|
|
|
416 return NGX_OK;
|
|
|
417 }
|
|
|
418
|
|
10
|
419 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0,
|
|
0
|
420 "using inherited sockets from \"%s\"", inherited);
|
|
|
421
|
|
10
|
422 if (ngx_array_init(&cycle->listening, cycle->pool, 10,
|
|
242
|
423 sizeof(ngx_listening_t))
|
|
454
|
424 != NGX_OK)
|
|
10
|
425 {
|
|
|
426 return NGX_ERROR;
|
|
|
427 }
|
|
0
|
428
|
|
|
429 for (p = inherited, v = p; *p; p++) {
|
|
|
430 if (*p == ':' || *p == ';') {
|
|
|
431 s = ngx_atoi(v, p - v);
|
|
|
432 if (s == NGX_ERROR) {
|
|
|
433 ngx_log_error(NGX_LOG_EMERG, cycle->log, 0,
|
|
86
|
434 "invalid socket number \"%s\" in " NGINX_VAR
|
|
|
435 " environment variable, ignoring the rest"
|
|
|
436 " of the variable", v);
|
|
0
|
437 break;
|
|
|
438 }
|
|
|
439
|
|
|
440 v = p + 1;
|
|
|
441
|
|
50
|
442 ls = ngx_array_push(&cycle->listening);
|
|
|
443 if (ls == NULL) {
|
|
0
|
444 return NGX_ERROR;
|
|
|
445 }
|
|
|
446
|
|
72
|
447 ngx_memzero(ls, sizeof(ngx_listening_t));
|
|
|
448
|
|
50
|
449 ls->fd = (ngx_socket_t) s;
|
|
0
|
450 }
|
|
|
451 }
|
|
|
452
|
|
|
453 ngx_inherited = 1;
|
|
|
454
|
|
|
455 return ngx_set_inherited_sockets(cycle);
|
|
|
456 }
|
|
|
457
|
|
|
458
|
|
278
|
459 char **
|
|
|
460 ngx_set_environment(ngx_cycle_t *cycle, ngx_uint_t *last)
|
|
|
461 {
|
|
|
462 char **p, **env;
|
|
|
463 ngx_str_t *var;
|
|
|
464 ngx_uint_t i, n;
|
|
|
465 ngx_core_conf_t *ccf;
|
|
|
466
|
|
|
467 ccf = (ngx_core_conf_t *) ngx_get_conf(cycle->conf_ctx, ngx_core_module);
|
|
|
468
|
|
280
|
469 if (last == NULL && ccf->environment) {
|
|
|
470 return ccf->environment;
|
|
278
|
471 }
|
|
|
472
|
|
|
473 var = ccf->env.elts;
|
|
|
474
|
|
|
475 for (i = 0; i < ccf->env.nelts; i++) {
|
|
|
476 if (ngx_strcmp(var[i].data, "TZ") == 0
|
|
|
477 || ngx_strncmp(var[i].data, "TZ=", 3) == 0)
|
|
|
478 {
|
|
|
479 goto tz_found;
|
|
|
480 }
|
|
|
481 }
|
|
|
482
|
|
|
483 var = ngx_array_push(&ccf->env);
|
|
322
|
484 if (var == NULL) {
|
|
|
485 return NULL;
|
|
|
486 }
|
|
278
|
487
|
|
|
488 var->len = 2;
|
|
|
489 var->data = (u_char *) "TZ";
|
|
|
490
|
|
|
491 var = ccf->env.elts;
|
|
|
492
|
|
|
493 tz_found:
|
|
|
494
|
|
280
|
495 n = 0;
|
|
|
496
|
|
278
|
497 for (i = 0; i < ccf->env.nelts; i++) {
|
|
|
498
|
|
|
499 if (var[i].data[var[i].len] == '=') {
|
|
|
500 n++;
|
|
|
501 continue;
|
|
|
502 }
|
|
|
503
|
|
|
504 for (p = ngx_os_environ; *p; p++) {
|
|
|
505
|
|
|
506 if (ngx_strncmp(*p, var[i].data, var[i].len) == 0
|
|
|
507 && (*p)[var[i].len] == '=')
|
|
|
508 {
|
|
|
509 n++;
|
|
|
510 break;
|
|
|
511 }
|
|
|
512 }
|
|
|
513 }
|
|
|
514
|
|
|
515 if (last) {
|
|
280
|
516 env = ngx_alloc((*last + n + 1) * sizeof(char *), cycle->log);
|
|
278
|
517 *last = n;
|
|
|
518
|
|
|
519 } else {
|
|
|
520 env = ngx_palloc(cycle->pool, (n + 1) * sizeof(char *));
|
|
|
521 }
|
|
|
522
|
|
|
523 if (env == NULL) {
|
|
|
524 return NULL;
|
|
|
525 }
|
|
|
526
|
|
|
527 n = 0;
|
|
|
528
|
|
|
529 for (i = 0; i < ccf->env.nelts; i++) {
|
|
|
530
|
|
|
531 if (var[i].data[var[i].len] == '=') {
|
|
|
532 env[n++] = (char *) var[i].data;
|
|
|
533 continue;
|
|
|
534 }
|
|
|
535
|
|
|
536 for (p = ngx_os_environ; *p; p++) {
|
|
|
537
|
|
|
538 if (ngx_strncmp(*p, var[i].data, var[i].len) == 0
|
|
|
539 && (*p)[var[i].len] == '=')
|
|
|
540 {
|
|
|
541 env[n++] = *p;
|
|
|
542 break;
|
|
|
543 }
|
|
|
544 }
|
|
|
545 }
|
|
|
546
|
|
|
547 env[n] = NULL;
|
|
|
548
|
|
|
549 if (last == NULL) {
|
|
|
550 ccf->environment = env;
|
|
|
551 environ = env;
|
|
|
552 }
|
|
|
553
|
|
|
554 return env;
|
|
|
555 }
|
|
|
556
|
|
|
557
|
|
92
|
558 ngx_pid_t
|
|
|
559 ngx_exec_new_binary(ngx_cycle_t *cycle, char *const *argv)
|
|
0
|
560 {
|
|
278
|
561 char **env, *var;
|
|
|
562 u_char *p;
|
|
|
563 ngx_uint_t i, n;
|
|
|
564 ngx_pid_t pid;
|
|
|
565 ngx_exec_ctx_t ctx;
|
|
|
566 ngx_core_conf_t *ccf;
|
|
|
567 ngx_listening_t *ls;
|
|
0
|
568
|
|
482
|
569 ngx_memzero(&ctx, sizeof(ngx_exec_ctx_t));
|
|
|
570
|
|
0
|
571 ctx.path = argv[0];
|
|
|
572 ctx.name = "new binary process";
|
|
|
573 ctx.argv = argv;
|
|
|
574
|
|
278
|
575 n = 2;
|
|
|
576 env = ngx_set_environment(cycle, &n);
|
|
|
577 if (env == NULL) {
|
|
|
578 return NGX_INVALID_PID;
|
|
|
579 }
|
|
|
580
|
|
0
|
581 var = ngx_alloc(sizeof(NGINX_VAR)
|
|
50
|
582 + cycle->listening.nelts * (NGX_INT32_LEN + 1) + 2,
|
|
0
|
583 cycle->log);
|
|
|
584
|
|
10
|
585 p = ngx_cpymem(var, NGINX_VAR "=", sizeof(NGINX_VAR));
|
|
0
|
586
|
|
|
587 ls = cycle->listening.elts;
|
|
|
588 for (i = 0; i < cycle->listening.nelts; i++) {
|
|
10
|
589 p = ngx_sprintf(p, "%ud;", ls[i].fd);
|
|
0
|
590 }
|
|
|
591
|
|
10
|
592 *p = '\0';
|
|
|
593
|
|
278
|
594 env[n++] = var;
|
|
2
|
595
|
|
|
596 #if (NGX_SETPROCTITLE_USES_ENV)
|
|
|
597
|
|
10
|
598 /* allocate the spare 300 bytes for the new binary process title */
|
|
2
|
599
|
|
278
|
600 env[n++] = "SPARE=XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX"
|
|
|
601 "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX"
|
|
|
602 "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX"
|
|
|
603 "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX"
|
|
|
604 "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX";
|
|
2
|
605
|
|
|
606 #endif
|
|
|
607
|
|
278
|
608 env[n] = NULL;
|
|
|
609
|
|
|
610 #if (NGX_DEBUG)
|
|
|
611 {
|
|
|
612 char **e;
|
|
|
613 for (e = env; *e; e++) {
|
|
|
614 ngx_log_debug1(NGX_LOG_DEBUG_CORE, cycle->log, 0, "env: %s", *e);
|
|
|
615 }
|
|
|
616 }
|
|
|
617 #endif
|
|
|
618
|
|
|
619 ctx.envp = (char *const *) env;
|
|
0
|
620
|
|
92
|
621 ccf = (ngx_core_conf_t *) ngx_get_conf(cycle->conf_ctx, ngx_core_module);
|
|
|
622
|
|
278
|
623 if (ngx_rename_file(ccf->pid.data, ccf->oldpid.data) != NGX_OK) {
|
|
92
|
624 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno,
|
|
|
625 ngx_rename_file_n " %s to %s failed "
|
|
|
626 "before executing new binary process \"%s\"",
|
|
|
627 ccf->pid.data, ccf->oldpid.data, argv[0]);
|
|
|
628
|
|
278
|
629 ngx_free(env);
|
|
92
|
630 ngx_free(var);
|
|
|
631
|
|
|
632 return NGX_INVALID_PID;
|
|
|
633 }
|
|
|
634
|
|
0
|
635 pid = ngx_execute(cycle, &ctx);
|
|
|
636
|
|
92
|
637 if (pid == NGX_INVALID_PID) {
|
|
278
|
638 if (ngx_rename_file(ccf->oldpid.data, ccf->pid.data) != NGX_OK) {
|
|
92
|
639 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno,
|
|
278
|
640 ngx_rename_file_n " %s back to %s failed after "
|
|
|
641 "the try to execute the new binary process \"%s\"",
|
|
92
|
642 ccf->oldpid.data, ccf->pid.data, argv[0]);
|
|
|
643 }
|
|
|
644 }
|
|
|
645
|
|
278
|
646 ngx_free(env);
|
|
0
|
647 ngx_free(var);
|
|
|
648
|
|
|
649 return pid;
|
|
|
650 }
|
|
|
651
|
|
|
652
|
|
92
|
653 static ngx_int_t
|
|
482
|
654 ngx_get_options(int argc, char *const *argv)
|
|
0
|
655 {
|
|
482
|
656 u_char *p;
|
|
|
657 ngx_int_t i;
|
|
0
|
658
|
|
2
|
659 for (i = 1; i < argc; i++) {
|
|
482
|
660
|
|
|
661 p = (u_char *) argv[i];
|
|
|
662
|
|
|
663 if (*p++ != '-') {
|
|
|
664 ngx_log_stderr(0, "invalid option: \"%s\"", argv[i]);
|
|
0
|
665 return NGX_ERROR;
|
|
|
666 }
|
|
|
667
|
|
482
|
668 while (*p) {
|
|
|
669
|
|
|
670 switch (*p++) {
|
|
0
|
671
|
|
482
|
672 case '?':
|
|
|
673 case 'h':
|
|
|
674 ngx_show_version = 1;
|
|
|
675 ngx_show_help = 1;
|
|
|
676 break;
|
|
|
677
|
|
|
678 case 'v':
|
|
|
679 ngx_show_version = 1;
|
|
|
680 break;
|
|
|
681
|
|
|
682 case 'V':
|
|
|
683 ngx_show_version = 1;
|
|
|
684 ngx_show_configure = 1;
|
|
|
685 break;
|
|
188
|
686
|
|
482
|
687 case 't':
|
|
|
688 ngx_test_config = 1;
|
|
|
689 break;
|
|
|
690
|
|
|
691 case 'p':
|
|
|
692 if (*p) {
|
|
|
693 ngx_prefix = p;
|
|
|
694 goto next;
|
|
|
695 }
|
|
270
|
696
|
|
482
|
697 if (argv[++i]) {
|
|
|
698 ngx_prefix = (u_char *) argv[i];
|
|
|
699 goto next;
|
|
|
700 }
|
|
|
701
|
|
|
702 ngx_log_stderr(0, "option \"-p\" requires directory name");
|
|
|
703 return NGX_ERROR;
|
|
|
704
|
|
|
705 case 'c':
|
|
|
706 if (*p) {
|
|
|
707 ngx_conf_file = p;
|
|
|
708 goto next;
|
|
|
709 }
|
|
0
|
710
|
|
482
|
711 if (argv[++i]) {
|
|
|
712 ngx_conf_file = (u_char *) argv[i];
|
|
|
713 goto next;
|
|
|
714 }
|
|
|
715
|
|
|
716 ngx_log_stderr(0, "option \"-c\" requires file name");
|
|
0
|
717 return NGX_ERROR;
|
|
482
|
718
|
|
|
719 case 'g':
|
|
|
720 if (*p) {
|
|
|
721 ngx_conf_params = p;
|
|
|
722 goto next;
|
|
|
723 }
|
|
|
724
|
|
|
725 if (argv[++i]) {
|
|
|
726 ngx_conf_params = (u_char *) argv[i];
|
|
|
727 goto next;
|
|
|
728 }
|
|
|
729
|
|
|
730 ngx_log_stderr(0, "option \"-g\" requires parameter");
|
|
|
731 return NGX_ERROR;
|
|
0
|
732
|
|
482
|
733 case 's':
|
|
|
734 if (*p) {
|
|
|
735 ngx_signal = (char *) p;
|
|
|
736
|
|
|
737 } else if (argv[++i]) {
|
|
|
738 ngx_signal = argv[i];
|
|
|
739
|
|
|
740 } else {
|
|
|
741 ngx_log_stderr(0, "option \"-s\" requires parameter");
|
|
|
742 return NGX_ERROR;
|
|
|
743 }
|
|
0
|
744
|
|
482
|
745 if (ngx_strcmp(ngx_signal, "stop") == 0
|
|
|
746 || ngx_strcmp(ngx_signal, "quit") == 0
|
|
|
747 || ngx_strcmp(ngx_signal, "reopen") == 0
|
|
|
748 || ngx_strcmp(ngx_signal, "reload") == 0)
|
|
|
749 {
|
|
|
750 ngx_process = NGX_PROCESS_SIGNALLER;
|
|
|
751 goto next;
|
|
|
752 }
|
|
|
753
|
|
|
754 ngx_log_stderr(0, "invalid option: \"-s %s\"", ngx_signal);
|
|
|
755 return NGX_ERROR;
|
|
|
756
|
|
|
757 default:
|
|
|
758 ngx_log_stderr(0, "invalid option: \"%c\"", *(p - 1));
|
|
384
|
759 return NGX_ERROR;
|
|
|
760 }
|
|
482
|
761 }
|
|
480
|
762
|
|
482
|
763 next:
|
|
480
|
764
|
|
482
|
765 continue;
|
|
0
|
766 }
|
|
|
767
|
|
|
768 return NGX_OK;
|
|
|
769 }
|
|
|
770
|
|
|
771
|
|
48
|
772 static ngx_int_t
|
|
|
773 ngx_save_argv(ngx_cycle_t *cycle, int argc, char *const *argv)
|
|
2
|
774 {
|
|
50
|
775 #if (NGX_FREEBSD)
|
|
|
776
|
|
|
777 ngx_os_argv = (char **) argv;
|
|
|
778 ngx_argc = argc;
|
|
|
779 ngx_argv = (char **) argv;
|
|
|
780
|
|
|
781 #else
|
|
2
|
782 size_t len;
|
|
|
783 ngx_int_t i;
|
|
|
784
|
|
|
785 ngx_os_argv = (char **) argv;
|
|
|
786 ngx_argc = argc;
|
|
|
787
|
|
50
|
788 ngx_argv = ngx_alloc((argc + 1) * sizeof(char *), cycle->log);
|
|
|
789 if (ngx_argv == NULL) {
|
|
2
|
790 return NGX_ERROR;
|
|
|
791 }
|
|
|
792
|
|
|
793 for (i = 0; i < argc; i++) {
|
|
|
794 len = ngx_strlen(argv[i]) + 1;
|
|
|
795
|
|
50
|
796 ngx_argv[i] = ngx_alloc(len, cycle->log);
|
|
|
797 if (ngx_argv[i] == NULL) {
|
|
2
|
798 return NGX_ERROR;
|
|
|
799 }
|
|
|
800
|
|
66
|
801 (void) ngx_cpystrn((u_char *) ngx_argv[i], (u_char *) argv[i], len);
|
|
2
|
802 }
|
|
|
803
|
|
|
804 ngx_argv[i] = NULL;
|
|
|
805
|
|
|
806 #endif
|
|
|
807
|
|
278
|
808 ngx_os_environ = environ;
|
|
|
809
|
|
2
|
810 return NGX_OK;
|
|
|
811 }
|
|
|
812
|
|
|
813
|
|
482
|
814 static ngx_int_t
|
|
|
815 ngx_process_options(ngx_cycle_t *cycle)
|
|
|
816 {
|
|
|
817 u_char *p;
|
|
|
818 size_t len;
|
|
|
819
|
|
|
820 if (ngx_prefix) {
|
|
|
821 len = ngx_strlen(ngx_prefix);
|
|
|
822 p = ngx_prefix;
|
|
|
823
|
|
|
824 if (!ngx_path_separator(*p)) {
|
|
|
825 p = ngx_pnalloc(cycle->pool, len + 1);
|
|
|
826 if (p == NULL) {
|
|
|
827 return NGX_ERROR;
|
|
|
828 }
|
|
|
829
|
|
|
830 ngx_memcpy(p, ngx_prefix, len);
|
|
|
831 p[len++] = '/';
|
|
|
832 }
|
|
|
833
|
|
|
834 cycle->conf_prefix.len = len;
|
|
|
835 cycle->conf_prefix.data = p;
|
|
|
836 cycle->prefix.len = len;
|
|
|
837 cycle->prefix.data = p;
|
|
|
838
|
|
|
839 } else {
|
|
|
840
|
|
|
841 #ifndef NGX_PREFIX
|
|
|
842
|
|
|
843 p = ngx_pnalloc(cycle->pool, NGX_MAX_PATH);
|
|
|
844 if (p == NULL) {
|
|
|
845 return NGX_ERROR;
|
|
|
846 }
|
|
|
847
|
|
|
848 if (ngx_getcwd(p, NGX_MAX_PATH) == 0) {
|
|
|
849 ngx_log_stderr(ngx_errno, "[emerg]: " ngx_getcwd_n " failed");
|
|
|
850 return NGX_ERROR;
|
|
|
851 }
|
|
|
852
|
|
|
853 len = ngx_strlen(p);
|
|
|
854
|
|
|
855 p[len++] = '/';
|
|
|
856
|
|
|
857 cycle->conf_prefix.len = len;
|
|
|
858 cycle->conf_prefix.data = p;
|
|
|
859 cycle->prefix.len = len;
|
|
|
860 cycle->prefix.data = p;
|
|
|
861
|
|
|
862 #else
|
|
|
863
|
|
|
864 #ifdef NGX_CONF_PREFIX
|
|
|
865 cycle->conf_prefix.len = sizeof(NGX_CONF_PREFIX) - 1;
|
|
|
866 cycle->conf_prefix.data = (u_char *) NGX_CONF_PREFIX;
|
|
|
867 #else
|
|
|
868 cycle->conf_prefix.len = sizeof(NGX_PREFIX) - 1;
|
|
|
869 cycle->conf_prefix.data = (u_char *) NGX_PREFIX;
|
|
|
870 #endif
|
|
|
871 cycle->prefix.len = sizeof(NGX_PREFIX) - 1;
|
|
|
872 cycle->prefix.data = (u_char *) NGX_PREFIX;
|
|
|
873
|
|
|
874 #endif
|
|
|
875 }
|
|
|
876
|
|
|
877 if (ngx_conf_file) {
|
|
|
878 cycle->conf_file.len = ngx_strlen(ngx_conf_file);
|
|
|
879 cycle->conf_file.data = ngx_conf_file;
|
|
|
880
|
|
|
881 } else {
|
|
|
882 cycle->conf_file.len = sizeof(NGX_CONF_PATH) - 1;
|
|
|
883 cycle->conf_file.data = (u_char *) NGX_CONF_PATH;
|
|
|
884 }
|
|
|
885
|
|
|
886 if (ngx_conf_full_name(cycle, &cycle->conf_file, 0) != NGX_OK) {
|
|
|
887 return NGX_ERROR;
|
|
|
888 }
|
|
|
889
|
|
|
890 for (p = cycle->conf_file.data + cycle->conf_file.len - 1;
|
|
|
891 p > cycle->conf_file.data;
|
|
|
892 p--)
|
|
|
893 {
|
|
|
894 if (ngx_path_separator(*p)) {
|
|
|
895 cycle->conf_prefix.len = p - ngx_cycle->conf_file.data + 1;
|
|
|
896 cycle->conf_prefix.data = ngx_cycle->conf_file.data;
|
|
|
897 break;
|
|
|
898 }
|
|
|
899 }
|
|
|
900
|
|
|
901 if (ngx_conf_params) {
|
|
|
902 cycle->conf_param.len = ngx_strlen(ngx_conf_params);
|
|
|
903 cycle->conf_param.data = ngx_conf_params;
|
|
|
904 }
|
|
|
905
|
|
|
906 if (ngx_test_config) {
|
|
|
907 cycle->log->log_level = NGX_LOG_INFO;
|
|
|
908 }
|
|
|
909
|
|
|
910 return NGX_OK;
|
|
|
911 }
|
|
|
912
|
|
|
913
|
|
48
|
914 static void *
|
|
|
915 ngx_core_module_create_conf(ngx_cycle_t *cycle)
|
|
0
|
916 {
|
|
|
917 ngx_core_conf_t *ccf;
|
|
|
918
|
|
50
|
919 ccf = ngx_pcalloc(cycle->pool, sizeof(ngx_core_conf_t));
|
|
|
920 if (ccf == NULL) {
|
|
0
|
921 return NULL;
|
|
|
922 }
|
|
28
|
923
|
|
|
924 /*
|
|
|
925 * set by pcalloc()
|
|
0
|
926 *
|
|
28
|
927 * ccf->pid = NULL;
|
|
92
|
928 * ccf->oldpid = NULL;
|
|
28
|
929 * ccf->priority = 0;
|
|
126
|
930 * ccf->cpu_affinity_n = 0;
|
|
|
931 * ccf->cpu_affinity = NULL;
|
|
0
|
932 */
|
|
28
|
933
|
|
0
|
934 ccf->daemon = NGX_CONF_UNSET;
|
|
|
935 ccf->master = NGX_CONF_UNSET;
|
|
112
|
936 ccf->timer_resolution = NGX_CONF_UNSET_MSEC;
|
|
|
937
|
|
0
|
938 ccf->worker_processes = NGX_CONF_UNSET;
|
|
10
|
939 ccf->debug_points = NGX_CONF_UNSET;
|
|
92
|
940
|
|
|
941 ccf->rlimit_nofile = NGX_CONF_UNSET;
|
|
270
|
942 ccf->rlimit_core = NGX_CONF_UNSET_SIZE;
|
|
92
|
943 ccf->rlimit_sigpending = NGX_CONF_UNSET;
|
|
|
944
|
|
66
|
945 ccf->user = (ngx_uid_t) NGX_CONF_UNSET_UINT;
|
|
|
946 ccf->group = (ngx_gid_t) NGX_CONF_UNSET_UINT;
|
|
92
|
947
|
|
0
|
948 #if (NGX_THREADS)
|
|
|
949 ccf->worker_threads = NGX_CONF_UNSET;
|
|
10
|
950 ccf->thread_stack_size = NGX_CONF_UNSET_SIZE;
|
|
0
|
951 #endif
|
|
|
952
|
|
278
|
953 if (ngx_array_init(&ccf->env, cycle->pool, 1, sizeof(ngx_str_t))
|
|
|
954 != NGX_OK)
|
|
|
955 {
|
|
|
956 return NULL;
|
|
|
957 }
|
|
|
958
|
|
0
|
959 return ccf;
|
|
|
960 }
|
|
|
961
|
|
|
962
|
|
48
|
963 static char *
|
|
|
964 ngx_core_module_init_conf(ngx_cycle_t *cycle, void *conf)
|
|
0
|
965 {
|
|
|
966 ngx_core_conf_t *ccf = conf;
|
|
|
967
|
|
|
968 ngx_conf_init_value(ccf->daemon, 1);
|
|
|
969 ngx_conf_init_value(ccf->master, 1);
|
|
112
|
970 ngx_conf_init_msec_value(ccf->timer_resolution, 0);
|
|
|
971
|
|
0
|
972 ngx_conf_init_value(ccf->worker_processes, 1);
|
|
10
|
973 ngx_conf_init_value(ccf->debug_points, 0);
|
|
0
|
974
|
|
126
|
975 #if (NGX_HAVE_SCHED_SETAFFINITY)
|
|
|
976
|
|
|
977 if (ccf->cpu_affinity_n
|
|
|
978 && ccf->cpu_affinity_n != 1
|
|
|
979 && ccf->cpu_affinity_n != (ngx_uint_t) ccf->worker_processes)
|
|
|
980 {
|
|
|
981 ngx_log_error(NGX_LOG_WARN, cycle->log, 0,
|
|
|
982 "number of the \"worker_processes\" is not equal to "
|
|
|
983 "the number of the \"worker_cpu_affinity\" mask, "
|
|
|
984 "using last mask for remaining worker processes");
|
|
|
985 }
|
|
|
986
|
|
|
987 #endif
|
|
|
988
|
|
0
|
989 #if (NGX_THREADS)
|
|
126
|
990
|
|
0
|
991 ngx_conf_init_value(ccf->worker_threads, 0);
|
|
|
992 ngx_threads_n = ccf->worker_threads;
|
|
|
993 ngx_conf_init_size_value(ccf->thread_stack_size, 2 * 1024 * 1024);
|
|
126
|
994
|
|
0
|
995 #endif
|
|
|
996
|
|
480
|
997
|
|
|
998 if (ccf->pid.len == 0) {
|
|
|
999 ccf->pid.len = sizeof(NGX_PID_PATH) - 1;
|
|
|
1000 ccf->pid.data = (u_char *) NGX_PID_PATH;
|
|
|
1001 }
|
|
|
1002
|
|
|
1003 if (ngx_conf_full_name(cycle, &ccf->pid, 0) != NGX_OK) {
|
|
|
1004 return NGX_CONF_ERROR;
|
|
|
1005 }
|
|
|
1006
|
|
|
1007 ccf->oldpid.len = ccf->pid.len + sizeof(NGX_OLDPID_EXT);
|
|
|
1008
|
|
|
1009 ccf->oldpid.data = ngx_pnalloc(cycle->pool, ccf->oldpid.len);
|
|
|
1010 if (ccf->oldpid.data == NULL) {
|
|
|
1011 return NGX_CONF_ERROR;
|
|
|
1012 }
|
|
|
1013
|
|
|
1014 ngx_memcpy(ngx_cpymem(ccf->oldpid.data, ccf->pid.data, ccf->pid.len),
|
|
|
1015 NGX_OLDPID_EXT, sizeof(NGX_OLDPID_EXT));
|
|
|
1016
|
|
|
1017
|
|
10
|
1018 #if !(NGX_WIN32)
|
|
0
|
1019
|
|
66
|
1020 if (ccf->user == (uid_t) NGX_CONF_UNSET_UINT && geteuid() == 0) {
|
|
356
|
1021 struct group *grp;
|
|
|
1022 struct passwd *pwd;
|
|
0
|
1023
|
|
318
|
1024 ngx_set_errno(0);
|
|
4
|
1025 pwd = getpwnam(NGX_USER);
|
|
0
|
1026 if (pwd == NULL) {
|
|
|
1027 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
4
|
1028 "getpwnam(\"" NGX_USER "\") failed");
|
|
0
|
1029 return NGX_CONF_ERROR;
|
|
|
1030 }
|
|
|
1031
|
|
22
|
1032 ccf->username = NGX_USER;
|
|
0
|
1033 ccf->user = pwd->pw_uid;
|
|
|
1034
|
|
318
|
1035 ngx_set_errno(0);
|
|
4
|
1036 grp = getgrnam(NGX_GROUP);
|
|
0
|
1037 if (grp == NULL) {
|
|
|
1038 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
4
|
1039 "getgrnam(\"" NGX_GROUP "\") failed");
|
|
0
|
1040 return NGX_CONF_ERROR;
|
|
|
1041 }
|
|
|
1042
|
|
|
1043 ccf->group = grp->gr_gid;
|
|
|
1044 }
|
|
|
1045
|
|
258
|
1046
|
|
160
|
1047 if (ccf->lock_file.len == 0) {
|
|
|
1048 ccf->lock_file.len = sizeof(NGX_LOCK_PATH) - 1;
|
|
|
1049 ccf->lock_file.data = (u_char *) NGX_LOCK_PATH;
|
|
|
1050 }
|
|
|
1051
|
|
454
|
1052 if (ngx_conf_full_name(cycle, &ccf->lock_file, 0) != NGX_OK) {
|
|
160
|
1053 return NGX_CONF_ERROR;
|
|
|
1054 }
|
|
|
1055
|
|
356
|
1056 {
|
|
|
1057 ngx_str_t lock_file;
|
|
|
1058
|
|
258
|
1059 lock_file = cycle->old_cycle->lock_file;
|
|
|
1060
|
|
|
1061 if (lock_file.len) {
|
|
|
1062 lock_file.len--;
|
|
|
1063
|
|
|
1064 if (ccf->lock_file.len != lock_file.len
|
|
|
1065 || ngx_strncmp(ccf->lock_file.data, lock_file.data, lock_file.len)
|
|
|
1066 != 0)
|
|
|
1067 {
|
|
|
1068 ngx_log_error(NGX_LOG_EMERG, cycle->log, 0,
|
|
|
1069 "\"lock_file\" could not be changed, ignored");
|
|
|
1070 }
|
|
|
1071
|
|
|
1072 cycle->lock_file.len = lock_file.len + 1;
|
|
|
1073 lock_file.len += sizeof(".accept");
|
|
|
1074
|
|
|
1075 cycle->lock_file.data = ngx_pstrdup(cycle->pool, &lock_file);
|
|
|
1076 if (cycle->lock_file.data == NULL) {
|
|
|
1077 return NGX_CONF_ERROR;
|
|
|
1078 }
|
|
|
1079
|
|
|
1080 } else {
|
|
|
1081 cycle->lock_file.len = ccf->lock_file.len + 1;
|
|
382
|
1082 cycle->lock_file.data = ngx_pnalloc(cycle->pool,
|
|
258
|
1083 ccf->lock_file.len + sizeof(".accept"));
|
|
|
1084 if (cycle->lock_file.data == NULL) {
|
|
|
1085 return NGX_CONF_ERROR;
|
|
|
1086 }
|
|
|
1087
|
|
|
1088 ngx_memcpy(ngx_cpymem(cycle->lock_file.data, ccf->lock_file.data,
|
|
|
1089 ccf->lock_file.len),
|
|
|
1090 ".accept", sizeof(".accept"));
|
|
|
1091 }
|
|
356
|
1092 }
|
|
258
|
1093
|
|
0
|
1094 #endif
|
|
|
1095
|
|
|
1096 return NGX_CONF_OK;
|
|
|
1097 }
|
|
|
1098
|
|
|
1099
|
|
48
|
1100 static char *
|
|
|
1101 ngx_set_user(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
0
|
1102 {
|
|
10
|
1103 #if (NGX_WIN32)
|
|
0
|
1104
|
|
|
1105 ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
|
|
|
1106 "\"user\" is not supported, ignored");
|
|
|
1107
|
|
|
1108 return NGX_CONF_OK;
|
|
|
1109
|
|
|
1110 #else
|
|
|
1111
|
|
|
1112 ngx_core_conf_t *ccf = conf;
|
|
|
1113
|
|
4
|
1114 char *group;
|
|
0
|
1115 struct passwd *pwd;
|
|
|
1116 struct group *grp;
|
|
|
1117 ngx_str_t *value;
|
|
|
1118
|
|
66
|
1119 if (ccf->user != (uid_t) NGX_CONF_UNSET_UINT) {
|
|
0
|
1120 return "is duplicate";
|
|
|
1121 }
|
|
|
1122
|
|
4
|
1123 if (geteuid() != 0) {
|
|
|
1124 ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
|
|
|
1125 "the \"user\" directive makes sense only "
|
|
|
1126 "if the master process runs "
|
|
|
1127 "with super-user privileges, ignored");
|
|
|
1128 return NGX_CONF_OK;
|
|
|
1129 }
|
|
|
1130
|
|
0
|
1131 value = (ngx_str_t *) cf->args->elts;
|
|
|
1132
|
|
22
|
1133 ccf->username = (char *) value[1].data;
|
|
|
1134
|
|
318
|
1135 ngx_set_errno(0);
|
|
0
|
1136 pwd = getpwnam((const char *) value[1].data);
|
|
|
1137 if (pwd == NULL) {
|
|
|
1138 ngx_conf_log_error(NGX_LOG_EMERG, cf, ngx_errno,
|
|
2
|
1139 "getpwnam(\"%s\") failed", value[1].data);
|
|
0
|
1140 return NGX_CONF_ERROR;
|
|
|
1141 }
|
|
|
1142
|
|
|
1143 ccf->user = pwd->pw_uid;
|
|
|
1144
|
|
4
|
1145 group = (char *) ((cf->args->nelts == 2) ? value[1].data : value[2].data);
|
|
0
|
1146
|
|
318
|
1147 ngx_set_errno(0);
|
|
4
|
1148 grp = getgrnam(group);
|
|
0
|
1149 if (grp == NULL) {
|
|
|
1150 ngx_conf_log_error(NGX_LOG_EMERG, cf, ngx_errno,
|
|
4
|
1151 "getgrnam(\"%s\") failed", group);
|
|
0
|
1152 return NGX_CONF_ERROR;
|
|
|
1153 }
|
|
|
1154
|
|
|
1155 ccf->group = grp->gr_gid;
|
|
|
1156
|
|
|
1157 return NGX_CONF_OK;
|
|
|
1158
|
|
|
1159 #endif
|
|
|
1160 }
|
|
22
|
1161
|
|
|
1162
|
|
48
|
1163 static char *
|
|
278
|
1164 ngx_set_env(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
|
1165 {
|
|
|
1166 ngx_core_conf_t *ccf = conf;
|
|
|
1167
|
|
|
1168 ngx_str_t *value, *var;
|
|
|
1169 ngx_uint_t i;
|
|
|
1170
|
|
|
1171 var = ngx_array_push(&ccf->env);
|
|
|
1172 if (var == NULL) {
|
|
|
1173 return NGX_CONF_ERROR;
|
|
|
1174 }
|
|
|
1175
|
|
|
1176 value = cf->args->elts;
|
|
|
1177 *var = value[1];
|
|
|
1178
|
|
|
1179 for (i = 0; i < value[1].len; i++) {
|
|
|
1180
|
|
|
1181 if (value[1].data[i] == '=') {
|
|
|
1182
|
|
|
1183 var->len = i;
|
|
|
1184
|
|
|
1185 return NGX_CONF_OK;
|
|
|
1186 }
|
|
|
1187 }
|
|
|
1188
|
|
|
1189 return NGX_CONF_OK;
|
|
|
1190 }
|
|
|
1191
|
|
|
1192
|
|
|
1193 static char *
|
|
48
|
1194 ngx_set_priority(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
22
|
1195 {
|
|
|
1196 ngx_core_conf_t *ccf = conf;
|
|
|
1197
|
|
|
1198 ngx_str_t *value;
|
|
|
1199 ngx_uint_t n, minus;
|
|
|
1200
|
|
|
1201 if (ccf->priority != 0) {
|
|
|
1202 return "is duplicate";
|
|
|
1203 }
|
|
|
1204
|
|
|
1205 value = cf->args->elts;
|
|
|
1206
|
|
|
1207 if (value[1].data[0] == '-') {
|
|
|
1208 n = 1;
|
|
|
1209 minus = 1;
|
|
|
1210
|
|
|
1211 } else if (value[1].data[0] == '+') {
|
|
|
1212 n = 1;
|
|
|
1213 minus = 0;
|
|
|
1214
|
|
|
1215 } else {
|
|
|
1216 n = 0;
|
|
|
1217 minus = 0;
|
|
|
1218 }
|
|
|
1219
|
|
|
1220 ccf->priority = ngx_atoi(&value[1].data[n], value[1].len - n);
|
|
|
1221 if (ccf->priority == NGX_ERROR) {
|
|
|
1222 return "invalid number";
|
|
|
1223 }
|
|
|
1224
|
|
|
1225 if (minus) {
|
|
|
1226 ccf->priority = -ccf->priority;
|
|
|
1227 }
|
|
|
1228
|
|
|
1229 return NGX_CONF_OK;
|
|
|
1230 }
|
|
126
|
1231
|
|
|
1232
|
|
|
1233 static char *
|
|
|
1234 ngx_set_cpu_affinity(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
|
1235 {
|
|
|
1236 #if (NGX_HAVE_SCHED_SETAFFINITY)
|
|
|
1237 ngx_core_conf_t *ccf = conf;
|
|
|
1238
|
|
|
1239 u_char ch;
|
|
|
1240 u_long *mask;
|
|
|
1241 ngx_str_t *value;
|
|
|
1242 ngx_uint_t i, n;
|
|
|
1243
|
|
|
1244 if (ccf->cpu_affinity) {
|
|
|
1245 return "is duplicate";
|
|
|
1246 }
|
|
|
1247
|
|
|
1248 mask = ngx_palloc(cf->pool, (cf->args->nelts - 1) * sizeof(long));
|
|
|
1249 if (mask == NULL) {
|
|
|
1250 return NGX_CONF_ERROR;
|
|
|
1251 }
|
|
|
1252
|
|
|
1253 ccf->cpu_affinity_n = cf->args->nelts - 1;
|
|
|
1254 ccf->cpu_affinity = mask;
|
|
|
1255
|
|
|
1256 value = cf->args->elts;
|
|
|
1257
|
|
|
1258 for (n = 1; n < cf->args->nelts; n++) {
|
|
|
1259
|
|
|
1260 if (value[n].len > 32) {
|
|
|
1261 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
1262 "\"worker_cpu_affinity\" supports up to 32 CPU only");
|
|
|
1263 return NGX_CONF_ERROR;
|
|
|
1264 }
|
|
|
1265
|
|
|
1266 mask[n - 1] = 0;
|
|
|
1267
|
|
|
1268 for (i = 0; i < value[n].len; i++) {
|
|
|
1269
|
|
|
1270 ch = value[n].data[i];
|
|
|
1271
|
|
|
1272 if (ch == ' ') {
|
|
|
1273 continue;
|
|
|
1274 }
|
|
|
1275
|
|
|
1276 mask[n - 1] <<= 1;
|
|
|
1277
|
|
|
1278 if (ch == '0') {
|
|
|
1279 continue;
|
|
|
1280 }
|
|
|
1281
|
|
|
1282 if (ch == '1') {
|
|
|
1283 mask[n - 1] |= 1;
|
|
|
1284 continue;
|
|
|
1285 }
|
|
|
1286
|
|
|
1287 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
1288 "invalid character \"%c\" in \"worker_cpu_affinity\"",
|
|
|
1289 ch);
|
|
378
|
1290 return NGX_CONF_ERROR;
|
|
126
|
1291 }
|
|
|
1292 }
|
|
|
1293
|
|
|
1294 #else
|
|
|
1295
|
|
|
1296 ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
|
|
|
1297 "\"worker_cpu_affinity\" is not supported "
|
|
|
1298 "on this platform, ignored");
|
|
|
1299 #endif
|
|
|
1300
|
|
|
1301 return NGX_CONF_OK;
|
|
|
1302 }
|
|
|
1303
|
|
|
1304
|
|
|
1305 u_long
|
|
|
1306 ngx_get_cpu_affinity(ngx_uint_t n)
|
|
|
1307 {
|
|
|
1308 ngx_core_conf_t *ccf;
|
|
|
1309
|
|
|
1310 ccf = (ngx_core_conf_t *) ngx_get_conf(ngx_cycle->conf_ctx,
|
|
|
1311 ngx_core_module);
|
|
|
1312
|
|
|
1313 if (ccf->cpu_affinity == NULL) {
|
|
|
1314 return 0;
|
|
|
1315 }
|
|
|
1316
|
|
|
1317 if (ccf->cpu_affinity_n > n) {
|
|
|
1318 return ccf->cpu_affinity[n];
|
|
|
1319 }
|
|
|
1320
|
|
|
1321 return ccf->cpu_affinity[ccf->cpu_affinity_n - 1];
|
|
|
1322 }
|
