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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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660
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4 * Copyright (C) Nginx, Inc.
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0
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5 */
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6
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7
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8 #include <ngx_config.h>
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9 #include <ngx_core.h>
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10 #include <nginx.h>
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11
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12
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13 static ngx_int_t ngx_add_inherited_sockets(ngx_cycle_t *cycle);
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482
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14 static ngx_int_t ngx_get_options(int argc, char *const *argv);
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15 static ngx_int_t ngx_process_options(ngx_cycle_t *cycle);
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2
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16 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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17 static void *ngx_core_module_create_conf(ngx_cycle_t *cycle);
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18 static char *ngx_core_module_init_conf(ngx_cycle_t *cycle, void *conf);
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19 static char *ngx_set_user(ngx_conf_t *cf, ngx_command_t *cmd, void *conf);
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278
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20 static char *ngx_set_env(ngx_conf_t *cf, ngx_command_t *cmd, void *conf);
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22
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21 static char *ngx_set_priority(ngx_conf_t *cf, ngx_command_t *cmd, void *conf);
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126
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22 static char *ngx_set_cpu_affinity(ngx_conf_t *cf, ngx_command_t *cmd,
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23 void *conf);
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0
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24
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25
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10
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26 static ngx_conf_enum_t ngx_debug_points[] = {
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27 { ngx_string("stop"), NGX_DEBUG_POINTS_STOP },
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28 { ngx_string("abort"), NGX_DEBUG_POINTS_ABORT },
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29 { ngx_null_string, 0 }
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126
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30 };
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10
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31
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32
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0
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33 static ngx_command_t ngx_core_commands[] = {
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34
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35 { ngx_string("daemon"),
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112
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36 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_FLAG,
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0
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37 ngx_conf_set_flag_slot,
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38 0,
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39 offsetof(ngx_core_conf_t, daemon),
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40 NULL },
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41
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42 { ngx_string("master_process"),
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112
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43 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_FLAG,
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0
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44 ngx_conf_set_flag_slot,
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45 0,
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46 offsetof(ngx_core_conf_t, master),
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47 NULL },
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48
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112
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49 { ngx_string("timer_resolution"),
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50 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1,
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51 ngx_conf_set_msec_slot,
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52 0,
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53 offsetof(ngx_core_conf_t, timer_resolution),
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54 NULL },
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55
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92
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56 { ngx_string("pid"),
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57 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1,
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58 ngx_conf_set_str_slot,
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59 0,
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60 offsetof(ngx_core_conf_t, pid),
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61 NULL },
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62
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160
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63 { ngx_string("lock_file"),
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64 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1,
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65 ngx_conf_set_str_slot,
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66 0,
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67 offsetof(ngx_core_conf_t, lock_file),
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68 NULL },
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69
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0
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70 { ngx_string("worker_processes"),
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71 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1,
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72 ngx_conf_set_num_slot,
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73 0,
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74 offsetof(ngx_core_conf_t, worker_processes),
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75 NULL },
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76
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10
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77 { ngx_string("debug_points"),
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78 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1,
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79 ngx_conf_set_enum_slot,
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80 0,
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81 offsetof(ngx_core_conf_t, debug_points),
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82 &ngx_debug_points },
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83
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92
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84 { ngx_string("user"),
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85 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE12,
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86 ngx_set_user,
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87 0,
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88 0,
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89 NULL },
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90
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91 { ngx_string("worker_priority"),
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92 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1,
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93 ngx_set_priority,
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94 0,
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95 0,
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96 NULL },
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97
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126
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98 { ngx_string("worker_cpu_affinity"),
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99 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_1MORE,
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100 ngx_set_cpu_affinity,
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101 0,
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102 0,
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103 NULL },
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104
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92
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105 { ngx_string("worker_rlimit_nofile"),
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106 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1,
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107 ngx_conf_set_num_slot,
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108 0,
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109 offsetof(ngx_core_conf_t, rlimit_nofile),
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110 NULL },
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111
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138
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112 { ngx_string("worker_rlimit_core"),
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113 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1,
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598
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114 ngx_conf_set_off_slot,
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138
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115 0,
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116 offsetof(ngx_core_conf_t, rlimit_core),
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117 NULL },
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118
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92
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119 { ngx_string("worker_rlimit_sigpending"),
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120 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1,
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121 ngx_conf_set_num_slot,
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122 0,
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123 offsetof(ngx_core_conf_t, rlimit_sigpending),
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124 NULL },
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125
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126 { ngx_string("working_directory"),
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127 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1,
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128 ngx_conf_set_str_slot,
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129 0,
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130 offsetof(ngx_core_conf_t, working_directory),
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131 NULL },
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132
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278
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133 { ngx_string("env"),
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134 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1,
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135 ngx_set_env,
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136 0,
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137 0,
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138 NULL },
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139
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0
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140 #if (NGX_THREADS)
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141
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142 { ngx_string("worker_threads"),
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143 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1,
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144 ngx_conf_set_num_slot,
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145 0,
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146 offsetof(ngx_core_conf_t, worker_threads),
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147 NULL },
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148
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149 { ngx_string("thread_stack_size"),
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150 NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1,
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151 ngx_conf_set_size_slot,
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152 0,
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153 offsetof(ngx_core_conf_t, thread_stack_size),
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154 NULL },
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155
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156 #endif
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157
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158 ngx_null_command
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159 };
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160
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161
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162 static ngx_core_module_t ngx_core_module_ctx = {
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163 ngx_string("core"),
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164 ngx_core_module_create_conf,
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165 ngx_core_module_init_conf
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166 };
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167
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168
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169 ngx_module_t ngx_core_module = {
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58
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170 NGX_MODULE_V1,
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0
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171 &ngx_core_module_ctx, /* module context */
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172 ngx_core_commands, /* module directives */
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173 NGX_CORE_MODULE, /* module type */
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90
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174 NULL, /* init master */
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0
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175 NULL, /* init module */
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90
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176 NULL, /* init process */
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177 NULL, /* init thread */
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178 NULL, /* exit thread */
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179 NULL, /* exit process */
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180 NULL, /* exit master */
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181 NGX_MODULE_V1_PADDING
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0
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182 };
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183
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184
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480
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185 ngx_uint_t ngx_max_module;
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0
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186
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482
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187 static ngx_uint_t ngx_show_help;
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480
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188 static ngx_uint_t ngx_show_version;
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189 static ngx_uint_t ngx_show_configure;
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482
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190 static u_char *ngx_prefix;
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191 static u_char *ngx_conf_file;
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192 static u_char *ngx_conf_params;
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480
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193 static char *ngx_signal;
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194
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188
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195
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278
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196 static char **ngx_os_environ;
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150
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197
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0
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198
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52
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199 int ngx_cdecl
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48
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200 main(int argc, char *const *argv)
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0
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201 {
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2
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202 ngx_int_t i;
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203 ngx_log_t *log;
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204 ngx_cycle_t *cycle, init_cycle;
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205 ngx_core_conf_t *ccf;
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0
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206
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646
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207 ngx_debug_init();
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208
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604
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209 if (ngx_strerror_init() != NGX_OK) {
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210 return 1;
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211 }
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212
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482
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213 if (ngx_get_options(argc, argv) != NGX_OK) {
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214 return 1;
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215 }
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216
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217 if (ngx_show_version) {
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648
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218 ngx_write_stderr("nginx version: " NGINX_VER NGX_LINEFEED);
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482
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219
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220 if (ngx_show_help) {
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648
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221 ngx_write_stderr(
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596
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222 "Usage: nginx [-?hvVtq] [-s signal] [-c filename] "
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648
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223 "[-p prefix] [-g directives]" NGX_LINEFEED
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224 NGX_LINEFEED
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225 "Options:" NGX_LINEFEED
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226 " -?,-h : this help" NGX_LINEFEED
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227 " -v : show version and exit" NGX_LINEFEED
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482
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228 " -V : show version and configure options then exit"
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648
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229 NGX_LINEFEED
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230 " -t : test configuration and exit" NGX_LINEFEED
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596
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231 " -q : suppress non-error messages "
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648
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232 "during configuration testing" NGX_LINEFEED
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482
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233 " -s signal : send signal to a master process: "
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648
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234 "stop, quit, reopen, reload" NGX_LINEFEED
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482
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235 #ifdef NGX_PREFIX
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236 " -p prefix : set prefix path (default: "
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648
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237 NGX_PREFIX ")" NGX_LINEFEED
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482
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238 #else
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648
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239 " -p prefix : set prefix path (default: NONE)" NGX_LINEFEED
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482
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240 #endif
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241 " -c filename : set configuration file (default: "
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648
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242 NGX_CONF_PATH ")" NGX_LINEFEED
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482
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243 " -g directives : set global directives out of configuration "
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648
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244 "file" NGX_LINEFEED NGX_LINEFEED
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482
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245 );
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246 }
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247
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248 if (ngx_show_configure) {
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648
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249 ngx_write_stderr(
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482
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250 #ifdef NGX_COMPILER
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648
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251 "built by " NGX_COMPILER NGX_LINEFEED
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482
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252 #endif
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538
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253 #if (NGX_SSL)
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254 #ifdef SSL_CTRL_SET_TLSEXT_HOSTNAME
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648
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255 "TLS SNI support enabled" NGX_LINEFEED
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538
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256 #else
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648
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257 "TLS SNI support disabled" NGX_LINEFEED
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538
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258 #endif
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259 #endif
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648
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260 "configure arguments:" NGX_CONFIGURE NGX_LINEFEED);
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482
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261 }
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262
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263 if (!ngx_test_config) {
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264 return 0;
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265 }
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266 }
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267
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0
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268 /* TODO */ ngx_max_sockets = -1;
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269
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270 ngx_time_init();
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271
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4
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272 #if (NGX_PCRE)
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0
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273 ngx_regex_init();
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274 #endif
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275
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276 ngx_pid = ngx_getpid();
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277
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482
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278 log = ngx_log_init(ngx_prefix);
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50
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279 if (log == NULL) {
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0
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280 return 1;
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281 }
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282
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90
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283 /* STUB */
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0
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284 #if (NGX_OPENSSL)
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285 ngx_ssl_init(log);
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286 #endif
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287
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482
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288 /*
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289 * init_cycle->log is required for signal handlers and
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290 * ngx_process_options()
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291 */
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0
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292
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293 ngx_memzero(&init_cycle, sizeof(ngx_cycle_t));
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294 init_cycle.log = log;
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295 ngx_cycle = &init_cycle;
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296
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50
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297 init_cycle.pool = ngx_create_pool(1024, log);
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298 if (init_cycle.pool == NULL) {
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0
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299 return 1;
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300 }
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301
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160
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302 if (ngx_save_argv(&init_cycle, argc, argv) != NGX_OK) {
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2
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303 return 1;
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304 }
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305
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482
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306 if (ngx_process_options(&init_cycle) != 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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160
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310 if (ngx_os_init(log) != NGX_OK) {
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0
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311 return 1;
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312 }
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313
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356
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314 /*
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315 * ngx_crc32_table_init() requires ngx_cacheline_size set in ngx_os_init()
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316 */
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270
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317
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356
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318 if (ngx_crc32_table_init() != NGX_OK) {
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270
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319 return 1;
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320 }
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321
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160
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322 if (ngx_add_inherited_sockets(&init_cycle) != NGX_OK) {
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0
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323 return 1;
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324 }
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325
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326 ngx_max_module = 0;
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327 for (i = 0; ngx_modules[i]; i++) {
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328 ngx_modules[i]->index = ngx_max_module++;
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329 }
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330
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331 cycle = ngx_init_cycle(&init_cycle);
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332 if (cycle == NULL) {
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333 if (ngx_test_config) {
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482
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334 ngx_log_stderr(0, "configuration file %s test failed",
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480
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335 init_cycle.conf_file.data);
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0
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336 }
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337
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338 return 1;
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339 }
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340
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341 if (ngx_test_config) {
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596
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342 if (!ngx_quiet_mode) {
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343 ngx_log_stderr(0, "configuration file %s test is successful",
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344 cycle->conf_file.data);
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345 }
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346
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0
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347 return 0;
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348 }
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349
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498
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350 if (ngx_signal) {
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351 return ngx_signal_process(cycle, ngx_signal);
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352 }
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353
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0
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354 ngx_os_status(cycle->log);
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355
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356 ngx_cycle = cycle;
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357
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358 ccf = (ngx_core_conf_t *) ngx_get_conf(cycle->conf_ctx, ngx_core_module);
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359
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480
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360 if (ccf->master && ngx_process == NGX_PROCESS_SINGLE) {
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361 ngx_process = NGX_PROCESS_MASTER;
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362 }
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0
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363
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482
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364 #if !(NGX_WIN32)
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0
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365
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160
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366 if (ngx_init_signals(cycle->log) != NGX_OK) {
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88
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367 return 1;
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368 }
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369
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0
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370 if (!ngx_inherited && ccf->daemon) {
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160
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371 if (ngx_daemon(cycle->log) != NGX_OK) {
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0
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372 return 1;
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373 }
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374
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375 ngx_daemonized = 1;
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376 }
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377
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650
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378 if (ngx_inherited) {
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379 ngx_daemonized = 1;
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380 }
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381
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480
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382 #endif
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383
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160
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384 if (ngx_create_pidfile(&ccf->pid, cycle->log) != NGX_OK) {
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0
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385 return 1;
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386 }
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387
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482
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388 if (cycle->log->file->fd != ngx_stderr) {
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389
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390 if (ngx_set_stderr(cycle->log->file->fd) == NGX_FILE_ERROR) {
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|
|
391 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
|
392 ngx_set_stderr_n " failed");
|
|
|
393 return 1;
|
|
|
394 }
|
|
|
395 }
|
|
|
396
|
|
536
|
397 if (log->file->fd != ngx_stderr) {
|
|
|
398 if (ngx_close_file(log->file->fd) == NGX_FILE_ERROR) {
|
|
|
399 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno,
|
|
|
400 ngx_close_file_n " built-in log failed");
|
|
|
401 }
|
|
|
402 }
|
|
|
403
|
|
482
|
404 ngx_use_stderr = 0;
|
|
|
405
|
|
480
|
406 if (ngx_process == NGX_PROCESS_SINGLE) {
|
|
|
407 ngx_single_process_cycle(cycle);
|
|
0
|
408
|
|
|
409 } else {
|
|
480
|
410 ngx_master_process_cycle(cycle);
|
|
0
|
411 }
|
|
|
412
|
|
|
413 return 0;
|
|
|
414 }
|
|
|
415
|
|
|
416
|
|
48
|
417 static ngx_int_t
|
|
|
418 ngx_add_inherited_sockets(ngx_cycle_t *cycle)
|
|
0
|
419 {
|
|
50
|
420 u_char *p, *v, *inherited;
|
|
|
421 ngx_int_t s;
|
|
|
422 ngx_listening_t *ls;
|
|
0
|
423
|
|
|
424 inherited = (u_char *) getenv(NGINX_VAR);
|
|
|
425
|
|
|
426 if (inherited == NULL) {
|
|
|
427 return NGX_OK;
|
|
|
428 }
|
|
|
429
|
|
10
|
430 ngx_log_error(NGX_LOG_NOTICE, cycle->log, 0,
|
|
0
|
431 "using inherited sockets from \"%s\"", inherited);
|
|
|
432
|
|
10
|
433 if (ngx_array_init(&cycle->listening, cycle->pool, 10,
|
|
242
|
434 sizeof(ngx_listening_t))
|
|
454
|
435 != NGX_OK)
|
|
10
|
436 {
|
|
|
437 return NGX_ERROR;
|
|
|
438 }
|
|
0
|
439
|
|
|
440 for (p = inherited, v = p; *p; p++) {
|
|
|
441 if (*p == ':' || *p == ';') {
|
|
|
442 s = ngx_atoi(v, p - v);
|
|
|
443 if (s == NGX_ERROR) {
|
|
|
444 ngx_log_error(NGX_LOG_EMERG, cycle->log, 0,
|
|
86
|
445 "invalid socket number \"%s\" in " NGINX_VAR
|
|
|
446 " environment variable, ignoring the rest"
|
|
|
447 " of the variable", v);
|
|
0
|
448 break;
|
|
|
449 }
|
|
|
450
|
|
|
451 v = p + 1;
|
|
|
452
|
|
50
|
453 ls = ngx_array_push(&cycle->listening);
|
|
|
454 if (ls == NULL) {
|
|
0
|
455 return NGX_ERROR;
|
|
|
456 }
|
|
|
457
|
|
72
|
458 ngx_memzero(ls, sizeof(ngx_listening_t));
|
|
|
459
|
|
50
|
460 ls->fd = (ngx_socket_t) s;
|
|
0
|
461 }
|
|
|
462 }
|
|
|
463
|
|
|
464 ngx_inherited = 1;
|
|
|
465
|
|
|
466 return ngx_set_inherited_sockets(cycle);
|
|
|
467 }
|
|
|
468
|
|
|
469
|
|
278
|
470 char **
|
|
|
471 ngx_set_environment(ngx_cycle_t *cycle, ngx_uint_t *last)
|
|
|
472 {
|
|
|
473 char **p, **env;
|
|
|
474 ngx_str_t *var;
|
|
|
475 ngx_uint_t i, n;
|
|
|
476 ngx_core_conf_t *ccf;
|
|
|
477
|
|
|
478 ccf = (ngx_core_conf_t *) ngx_get_conf(cycle->conf_ctx, ngx_core_module);
|
|
|
479
|
|
280
|
480 if (last == NULL && ccf->environment) {
|
|
|
481 return ccf->environment;
|
|
278
|
482 }
|
|
|
483
|
|
|
484 var = ccf->env.elts;
|
|
|
485
|
|
|
486 for (i = 0; i < ccf->env.nelts; i++) {
|
|
|
487 if (ngx_strcmp(var[i].data, "TZ") == 0
|
|
|
488 || ngx_strncmp(var[i].data, "TZ=", 3) == 0)
|
|
|
489 {
|
|
|
490 goto tz_found;
|
|
|
491 }
|
|
|
492 }
|
|
|
493
|
|
|
494 var = ngx_array_push(&ccf->env);
|
|
322
|
495 if (var == NULL) {
|
|
|
496 return NULL;
|
|
|
497 }
|
|
278
|
498
|
|
|
499 var->len = 2;
|
|
|
500 var->data = (u_char *) "TZ";
|
|
|
501
|
|
|
502 var = ccf->env.elts;
|
|
|
503
|
|
|
504 tz_found:
|
|
|
505
|
|
280
|
506 n = 0;
|
|
|
507
|
|
278
|
508 for (i = 0; i < ccf->env.nelts; i++) {
|
|
|
509
|
|
|
510 if (var[i].data[var[i].len] == '=') {
|
|
|
511 n++;
|
|
|
512 continue;
|
|
|
513 }
|
|
|
514
|
|
|
515 for (p = ngx_os_environ; *p; p++) {
|
|
|
516
|
|
|
517 if (ngx_strncmp(*p, var[i].data, var[i].len) == 0
|
|
|
518 && (*p)[var[i].len] == '=')
|
|
|
519 {
|
|
|
520 n++;
|
|
|
521 break;
|
|
|
522 }
|
|
|
523 }
|
|
|
524 }
|
|
|
525
|
|
|
526 if (last) {
|
|
280
|
527 env = ngx_alloc((*last + n + 1) * sizeof(char *), cycle->log);
|
|
278
|
528 *last = n;
|
|
|
529
|
|
|
530 } else {
|
|
|
531 env = ngx_palloc(cycle->pool, (n + 1) * sizeof(char *));
|
|
|
532 }
|
|
|
533
|
|
|
534 if (env == NULL) {
|
|
|
535 return NULL;
|
|
|
536 }
|
|
|
537
|
|
|
538 n = 0;
|
|
|
539
|
|
|
540 for (i = 0; i < ccf->env.nelts; i++) {
|
|
|
541
|
|
|
542 if (var[i].data[var[i].len] == '=') {
|
|
|
543 env[n++] = (char *) var[i].data;
|
|
|
544 continue;
|
|
|
545 }
|
|
|
546
|
|
|
547 for (p = ngx_os_environ; *p; p++) {
|
|
|
548
|
|
|
549 if (ngx_strncmp(*p, var[i].data, var[i].len) == 0
|
|
|
550 && (*p)[var[i].len] == '=')
|
|
|
551 {
|
|
|
552 env[n++] = *p;
|
|
|
553 break;
|
|
|
554 }
|
|
|
555 }
|
|
|
556 }
|
|
|
557
|
|
|
558 env[n] = NULL;
|
|
|
559
|
|
|
560 if (last == NULL) {
|
|
|
561 ccf->environment = env;
|
|
|
562 environ = env;
|
|
|
563 }
|
|
|
564
|
|
|
565 return env;
|
|
|
566 }
|
|
|
567
|
|
|
568
|
|
92
|
569 ngx_pid_t
|
|
|
570 ngx_exec_new_binary(ngx_cycle_t *cycle, char *const *argv)
|
|
0
|
571 {
|
|
278
|
572 char **env, *var;
|
|
|
573 u_char *p;
|
|
|
574 ngx_uint_t i, n;
|
|
|
575 ngx_pid_t pid;
|
|
|
576 ngx_exec_ctx_t ctx;
|
|
|
577 ngx_core_conf_t *ccf;
|
|
|
578 ngx_listening_t *ls;
|
|
0
|
579
|
|
482
|
580 ngx_memzero(&ctx, sizeof(ngx_exec_ctx_t));
|
|
|
581
|
|
0
|
582 ctx.path = argv[0];
|
|
|
583 ctx.name = "new binary process";
|
|
|
584 ctx.argv = argv;
|
|
|
585
|
|
278
|
586 n = 2;
|
|
|
587 env = ngx_set_environment(cycle, &n);
|
|
|
588 if (env == NULL) {
|
|
|
589 return NGX_INVALID_PID;
|
|
|
590 }
|
|
|
591
|
|
0
|
592 var = ngx_alloc(sizeof(NGINX_VAR)
|
|
50
|
593 + cycle->listening.nelts * (NGX_INT32_LEN + 1) + 2,
|
|
0
|
594 cycle->log);
|
|
|
595
|
|
10
|
596 p = ngx_cpymem(var, NGINX_VAR "=", sizeof(NGINX_VAR));
|
|
0
|
597
|
|
|
598 ls = cycle->listening.elts;
|
|
|
599 for (i = 0; i < cycle->listening.nelts; i++) {
|
|
10
|
600 p = ngx_sprintf(p, "%ud;", ls[i].fd);
|
|
0
|
601 }
|
|
|
602
|
|
10
|
603 *p = '\0';
|
|
|
604
|
|
278
|
605 env[n++] = var;
|
|
2
|
606
|
|
|
607 #if (NGX_SETPROCTITLE_USES_ENV)
|
|
|
608
|
|
10
|
609 /* allocate the spare 300 bytes for the new binary process title */
|
|
2
|
610
|
|
278
|
611 env[n++] = "SPARE=XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX"
|
|
|
612 "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX"
|
|
|
613 "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX"
|
|
|
614 "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX"
|
|
|
615 "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX";
|
|
2
|
616
|
|
|
617 #endif
|
|
|
618
|
|
278
|
619 env[n] = NULL;
|
|
|
620
|
|
|
621 #if (NGX_DEBUG)
|
|
|
622 {
|
|
|
623 char **e;
|
|
|
624 for (e = env; *e; e++) {
|
|
|
625 ngx_log_debug1(NGX_LOG_DEBUG_CORE, cycle->log, 0, "env: %s", *e);
|
|
|
626 }
|
|
|
627 }
|
|
|
628 #endif
|
|
|
629
|
|
|
630 ctx.envp = (char *const *) env;
|
|
0
|
631
|
|
92
|
632 ccf = (ngx_core_conf_t *) ngx_get_conf(cycle->conf_ctx, ngx_core_module);
|
|
|
633
|
|
278
|
634 if (ngx_rename_file(ccf->pid.data, ccf->oldpid.data) != NGX_OK) {
|
|
92
|
635 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno,
|
|
|
636 ngx_rename_file_n " %s to %s failed "
|
|
|
637 "before executing new binary process \"%s\"",
|
|
|
638 ccf->pid.data, ccf->oldpid.data, argv[0]);
|
|
|
639
|
|
278
|
640 ngx_free(env);
|
|
92
|
641 ngx_free(var);
|
|
|
642
|
|
|
643 return NGX_INVALID_PID;
|
|
|
644 }
|
|
|
645
|
|
0
|
646 pid = ngx_execute(cycle, &ctx);
|
|
|
647
|
|
92
|
648 if (pid == NGX_INVALID_PID) {
|
|
278
|
649 if (ngx_rename_file(ccf->oldpid.data, ccf->pid.data) != NGX_OK) {
|
|
92
|
650 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno,
|
|
278
|
651 ngx_rename_file_n " %s back to %s failed after "
|
|
672
|
652 "an attempt to execute new binary process \"%s\"",
|
|
92
|
653 ccf->oldpid.data, ccf->pid.data, argv[0]);
|
|
|
654 }
|
|
|
655 }
|
|
|
656
|
|
278
|
657 ngx_free(env);
|
|
0
|
658 ngx_free(var);
|
|
|
659
|
|
|
660 return pid;
|
|
|
661 }
|
|
|
662
|
|
|
663
|
|
92
|
664 static ngx_int_t
|
|
482
|
665 ngx_get_options(int argc, char *const *argv)
|
|
0
|
666 {
|
|
482
|
667 u_char *p;
|
|
|
668 ngx_int_t i;
|
|
0
|
669
|
|
2
|
670 for (i = 1; i < argc; i++) {
|
|
482
|
671
|
|
|
672 p = (u_char *) argv[i];
|
|
|
673
|
|
|
674 if (*p++ != '-') {
|
|
|
675 ngx_log_stderr(0, "invalid option: \"%s\"", argv[i]);
|
|
0
|
676 return NGX_ERROR;
|
|
|
677 }
|
|
|
678
|
|
482
|
679 while (*p) {
|
|
|
680
|
|
|
681 switch (*p++) {
|
|
0
|
682
|
|
482
|
683 case '?':
|
|
|
684 case 'h':
|
|
|
685 ngx_show_version = 1;
|
|
|
686 ngx_show_help = 1;
|
|
|
687 break;
|
|
|
688
|
|
|
689 case 'v':
|
|
|
690 ngx_show_version = 1;
|
|
|
691 break;
|
|
|
692
|
|
|
693 case 'V':
|
|
|
694 ngx_show_version = 1;
|
|
|
695 ngx_show_configure = 1;
|
|
|
696 break;
|
|
188
|
697
|
|
482
|
698 case 't':
|
|
|
699 ngx_test_config = 1;
|
|
|
700 break;
|
|
|
701
|
|
596
|
702 case 'q':
|
|
|
703 ngx_quiet_mode = 1;
|
|
|
704 break;
|
|
|
705
|
|
482
|
706 case 'p':
|
|
|
707 if (*p) {
|
|
|
708 ngx_prefix = p;
|
|
|
709 goto next;
|
|
|
710 }
|
|
270
|
711
|
|
482
|
712 if (argv[++i]) {
|
|
|
713 ngx_prefix = (u_char *) argv[i];
|
|
|
714 goto next;
|
|
|
715 }
|
|
|
716
|
|
|
717 ngx_log_stderr(0, "option \"-p\" requires directory name");
|
|
|
718 return NGX_ERROR;
|
|
|
719
|
|
|
720 case 'c':
|
|
|
721 if (*p) {
|
|
|
722 ngx_conf_file = p;
|
|
|
723 goto next;
|
|
|
724 }
|
|
0
|
725
|
|
482
|
726 if (argv[++i]) {
|
|
|
727 ngx_conf_file = (u_char *) argv[i];
|
|
|
728 goto next;
|
|
|
729 }
|
|
|
730
|
|
|
731 ngx_log_stderr(0, "option \"-c\" requires file name");
|
|
0
|
732 return NGX_ERROR;
|
|
482
|
733
|
|
|
734 case 'g':
|
|
|
735 if (*p) {
|
|
|
736 ngx_conf_params = p;
|
|
|
737 goto next;
|
|
|
738 }
|
|
|
739
|
|
|
740 if (argv[++i]) {
|
|
|
741 ngx_conf_params = (u_char *) argv[i];
|
|
|
742 goto next;
|
|
|
743 }
|
|
|
744
|
|
|
745 ngx_log_stderr(0, "option \"-g\" requires parameter");
|
|
|
746 return NGX_ERROR;
|
|
0
|
747
|
|
482
|
748 case 's':
|
|
|
749 if (*p) {
|
|
|
750 ngx_signal = (char *) p;
|
|
|
751
|
|
|
752 } else if (argv[++i]) {
|
|
|
753 ngx_signal = argv[i];
|
|
|
754
|
|
|
755 } else {
|
|
|
756 ngx_log_stderr(0, "option \"-s\" requires parameter");
|
|
|
757 return NGX_ERROR;
|
|
|
758 }
|
|
0
|
759
|
|
482
|
760 if (ngx_strcmp(ngx_signal, "stop") == 0
|
|
|
761 || ngx_strcmp(ngx_signal, "quit") == 0
|
|
|
762 || ngx_strcmp(ngx_signal, "reopen") == 0
|
|
|
763 || ngx_strcmp(ngx_signal, "reload") == 0)
|
|
|
764 {
|
|
|
765 ngx_process = NGX_PROCESS_SIGNALLER;
|
|
|
766 goto next;
|
|
|
767 }
|
|
|
768
|
|
|
769 ngx_log_stderr(0, "invalid option: \"-s %s\"", ngx_signal);
|
|
|
770 return NGX_ERROR;
|
|
|
771
|
|
|
772 default:
|
|
|
773 ngx_log_stderr(0, "invalid option: \"%c\"", *(p - 1));
|
|
384
|
774 return NGX_ERROR;
|
|
|
775 }
|
|
482
|
776 }
|
|
480
|
777
|
|
482
|
778 next:
|
|
480
|
779
|
|
482
|
780 continue;
|
|
0
|
781 }
|
|
|
782
|
|
|
783 return NGX_OK;
|
|
|
784 }
|
|
|
785
|
|
|
786
|
|
48
|
787 static ngx_int_t
|
|
|
788 ngx_save_argv(ngx_cycle_t *cycle, int argc, char *const *argv)
|
|
2
|
789 {
|
|
50
|
790 #if (NGX_FREEBSD)
|
|
|
791
|
|
|
792 ngx_os_argv = (char **) argv;
|
|
|
793 ngx_argc = argc;
|
|
|
794 ngx_argv = (char **) argv;
|
|
|
795
|
|
|
796 #else
|
|
2
|
797 size_t len;
|
|
|
798 ngx_int_t i;
|
|
|
799
|
|
|
800 ngx_os_argv = (char **) argv;
|
|
|
801 ngx_argc = argc;
|
|
|
802
|
|
50
|
803 ngx_argv = ngx_alloc((argc + 1) * sizeof(char *), cycle->log);
|
|
|
804 if (ngx_argv == NULL) {
|
|
2
|
805 return NGX_ERROR;
|
|
|
806 }
|
|
|
807
|
|
|
808 for (i = 0; i < argc; i++) {
|
|
|
809 len = ngx_strlen(argv[i]) + 1;
|
|
|
810
|
|
50
|
811 ngx_argv[i] = ngx_alloc(len, cycle->log);
|
|
|
812 if (ngx_argv[i] == NULL) {
|
|
2
|
813 return NGX_ERROR;
|
|
|
814 }
|
|
|
815
|
|
66
|
816 (void) ngx_cpystrn((u_char *) ngx_argv[i], (u_char *) argv[i], len);
|
|
2
|
817 }
|
|
|
818
|
|
|
819 ngx_argv[i] = NULL;
|
|
|
820
|
|
|
821 #endif
|
|
|
822
|
|
278
|
823 ngx_os_environ = environ;
|
|
|
824
|
|
2
|
825 return NGX_OK;
|
|
|
826 }
|
|
|
827
|
|
|
828
|
|
482
|
829 static ngx_int_t
|
|
|
830 ngx_process_options(ngx_cycle_t *cycle)
|
|
|
831 {
|
|
|
832 u_char *p;
|
|
|
833 size_t len;
|
|
|
834
|
|
|
835 if (ngx_prefix) {
|
|
|
836 len = ngx_strlen(ngx_prefix);
|
|
|
837 p = ngx_prefix;
|
|
|
838
|
|
|
839 if (!ngx_path_separator(*p)) {
|
|
|
840 p = ngx_pnalloc(cycle->pool, len + 1);
|
|
|
841 if (p == NULL) {
|
|
|
842 return NGX_ERROR;
|
|
|
843 }
|
|
|
844
|
|
|
845 ngx_memcpy(p, ngx_prefix, len);
|
|
|
846 p[len++] = '/';
|
|
|
847 }
|
|
|
848
|
|
|
849 cycle->conf_prefix.len = len;
|
|
|
850 cycle->conf_prefix.data = p;
|
|
|
851 cycle->prefix.len = len;
|
|
|
852 cycle->prefix.data = p;
|
|
|
853
|
|
|
854 } else {
|
|
|
855
|
|
|
856 #ifndef NGX_PREFIX
|
|
|
857
|
|
|
858 p = ngx_pnalloc(cycle->pool, NGX_MAX_PATH);
|
|
|
859 if (p == NULL) {
|
|
|
860 return NGX_ERROR;
|
|
|
861 }
|
|
|
862
|
|
|
863 if (ngx_getcwd(p, NGX_MAX_PATH) == 0) {
|
|
|
864 ngx_log_stderr(ngx_errno, "[emerg]: " ngx_getcwd_n " failed");
|
|
|
865 return NGX_ERROR;
|
|
|
866 }
|
|
|
867
|
|
|
868 len = ngx_strlen(p);
|
|
|
869
|
|
|
870 p[len++] = '/';
|
|
|
871
|
|
|
872 cycle->conf_prefix.len = len;
|
|
|
873 cycle->conf_prefix.data = p;
|
|
|
874 cycle->prefix.len = len;
|
|
|
875 cycle->prefix.data = p;
|
|
|
876
|
|
|
877 #else
|
|
|
878
|
|
|
879 #ifdef NGX_CONF_PREFIX
|
|
570
|
880 ngx_str_set(&cycle->conf_prefix, NGX_CONF_PREFIX);
|
|
482
|
881 #else
|
|
570
|
882 ngx_str_set(&cycle->conf_prefix, NGX_PREFIX);
|
|
482
|
883 #endif
|
|
570
|
884 ngx_str_set(&cycle->prefix, NGX_PREFIX);
|
|
482
|
885
|
|
|
886 #endif
|
|
|
887 }
|
|
|
888
|
|
|
889 if (ngx_conf_file) {
|
|
|
890 cycle->conf_file.len = ngx_strlen(ngx_conf_file);
|
|
|
891 cycle->conf_file.data = ngx_conf_file;
|
|
|
892
|
|
|
893 } else {
|
|
570
|
894 ngx_str_set(&cycle->conf_file, NGX_CONF_PATH);
|
|
482
|
895 }
|
|
|
896
|
|
|
897 if (ngx_conf_full_name(cycle, &cycle->conf_file, 0) != NGX_OK) {
|
|
|
898 return NGX_ERROR;
|
|
|
899 }
|
|
|
900
|
|
|
901 for (p = cycle->conf_file.data + cycle->conf_file.len - 1;
|
|
|
902 p > cycle->conf_file.data;
|
|
|
903 p--)
|
|
|
904 {
|
|
|
905 if (ngx_path_separator(*p)) {
|
|
|
906 cycle->conf_prefix.len = p - ngx_cycle->conf_file.data + 1;
|
|
|
907 cycle->conf_prefix.data = ngx_cycle->conf_file.data;
|
|
|
908 break;
|
|
|
909 }
|
|
|
910 }
|
|
|
911
|
|
|
912 if (ngx_conf_params) {
|
|
|
913 cycle->conf_param.len = ngx_strlen(ngx_conf_params);
|
|
|
914 cycle->conf_param.data = ngx_conf_params;
|
|
|
915 }
|
|
|
916
|
|
|
917 if (ngx_test_config) {
|
|
|
918 cycle->log->log_level = NGX_LOG_INFO;
|
|
|
919 }
|
|
|
920
|
|
|
921 return NGX_OK;
|
|
|
922 }
|
|
|
923
|
|
|
924
|
|
48
|
925 static void *
|
|
|
926 ngx_core_module_create_conf(ngx_cycle_t *cycle)
|
|
0
|
927 {
|
|
|
928 ngx_core_conf_t *ccf;
|
|
|
929
|
|
50
|
930 ccf = ngx_pcalloc(cycle->pool, sizeof(ngx_core_conf_t));
|
|
|
931 if (ccf == NULL) {
|
|
0
|
932 return NULL;
|
|
|
933 }
|
|
28
|
934
|
|
|
935 /*
|
|
566
|
936 * set by ngx_pcalloc()
|
|
0
|
937 *
|
|
28
|
938 * ccf->pid = NULL;
|
|
92
|
939 * ccf->oldpid = NULL;
|
|
28
|
940 * ccf->priority = 0;
|
|
126
|
941 * ccf->cpu_affinity_n = 0;
|
|
|
942 * ccf->cpu_affinity = NULL;
|
|
0
|
943 */
|
|
28
|
944
|
|
0
|
945 ccf->daemon = NGX_CONF_UNSET;
|
|
|
946 ccf->master = NGX_CONF_UNSET;
|
|
112
|
947 ccf->timer_resolution = NGX_CONF_UNSET_MSEC;
|
|
|
948
|
|
0
|
949 ccf->worker_processes = NGX_CONF_UNSET;
|
|
10
|
950 ccf->debug_points = NGX_CONF_UNSET;
|
|
92
|
951
|
|
|
952 ccf->rlimit_nofile = NGX_CONF_UNSET;
|
|
598
|
953 ccf->rlimit_core = NGX_CONF_UNSET;
|
|
92
|
954 ccf->rlimit_sigpending = NGX_CONF_UNSET;
|
|
|
955
|
|
66
|
956 ccf->user = (ngx_uid_t) NGX_CONF_UNSET_UINT;
|
|
|
957 ccf->group = (ngx_gid_t) NGX_CONF_UNSET_UINT;
|
|
92
|
958
|
|
0
|
959 #if (NGX_THREADS)
|
|
|
960 ccf->worker_threads = NGX_CONF_UNSET;
|
|
10
|
961 ccf->thread_stack_size = NGX_CONF_UNSET_SIZE;
|
|
0
|
962 #endif
|
|
|
963
|
|
278
|
964 if (ngx_array_init(&ccf->env, cycle->pool, 1, sizeof(ngx_str_t))
|
|
|
965 != NGX_OK)
|
|
|
966 {
|
|
|
967 return NULL;
|
|
|
968 }
|
|
|
969
|
|
0
|
970 return ccf;
|
|
|
971 }
|
|
|
972
|
|
|
973
|
|
48
|
974 static char *
|
|
|
975 ngx_core_module_init_conf(ngx_cycle_t *cycle, void *conf)
|
|
0
|
976 {
|
|
|
977 ngx_core_conf_t *ccf = conf;
|
|
|
978
|
|
|
979 ngx_conf_init_value(ccf->daemon, 1);
|
|
|
980 ngx_conf_init_value(ccf->master, 1);
|
|
112
|
981 ngx_conf_init_msec_value(ccf->timer_resolution, 0);
|
|
|
982
|
|
0
|
983 ngx_conf_init_value(ccf->worker_processes, 1);
|
|
10
|
984 ngx_conf_init_value(ccf->debug_points, 0);
|
|
0
|
985
|
|
668
|
986 #if (NGX_HAVE_CPU_AFFINITY)
|
|
126
|
987
|
|
|
988 if (ccf->cpu_affinity_n
|
|
|
989 && ccf->cpu_affinity_n != 1
|
|
|
990 && ccf->cpu_affinity_n != (ngx_uint_t) ccf->worker_processes)
|
|
|
991 {
|
|
|
992 ngx_log_error(NGX_LOG_WARN, cycle->log, 0,
|
|
668
|
993 "the number of \"worker_processes\" is not equal to "
|
|
|
994 "the number of \"worker_cpu_affinity\" masks, "
|
|
126
|
995 "using last mask for remaining worker processes");
|
|
|
996 }
|
|
|
997
|
|
|
998 #endif
|
|
|
999
|
|
0
|
1000 #if (NGX_THREADS)
|
|
126
|
1001
|
|
0
|
1002 ngx_conf_init_value(ccf->worker_threads, 0);
|
|
|
1003 ngx_threads_n = ccf->worker_threads;
|
|
|
1004 ngx_conf_init_size_value(ccf->thread_stack_size, 2 * 1024 * 1024);
|
|
126
|
1005
|
|
0
|
1006 #endif
|
|
|
1007
|
|
480
|
1008
|
|
|
1009 if (ccf->pid.len == 0) {
|
|
570
|
1010 ngx_str_set(&ccf->pid, NGX_PID_PATH);
|
|
480
|
1011 }
|
|
|
1012
|
|
|
1013 if (ngx_conf_full_name(cycle, &ccf->pid, 0) != NGX_OK) {
|
|
|
1014 return NGX_CONF_ERROR;
|
|
|
1015 }
|
|
|
1016
|
|
|
1017 ccf->oldpid.len = ccf->pid.len + sizeof(NGX_OLDPID_EXT);
|
|
|
1018
|
|
|
1019 ccf->oldpid.data = ngx_pnalloc(cycle->pool, ccf->oldpid.len);
|
|
|
1020 if (ccf->oldpid.data == NULL) {
|
|
|
1021 return NGX_CONF_ERROR;
|
|
|
1022 }
|
|
|
1023
|
|
|
1024 ngx_memcpy(ngx_cpymem(ccf->oldpid.data, ccf->pid.data, ccf->pid.len),
|
|
|
1025 NGX_OLDPID_EXT, sizeof(NGX_OLDPID_EXT));
|
|
|
1026
|
|
|
1027
|
|
10
|
1028 #if !(NGX_WIN32)
|
|
0
|
1029
|
|
66
|
1030 if (ccf->user == (uid_t) NGX_CONF_UNSET_UINT && geteuid() == 0) {
|
|
356
|
1031 struct group *grp;
|
|
|
1032 struct passwd *pwd;
|
|
0
|
1033
|
|
318
|
1034 ngx_set_errno(0);
|
|
4
|
1035 pwd = getpwnam(NGX_USER);
|
|
0
|
1036 if (pwd == NULL) {
|
|
|
1037 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
4
|
1038 "getpwnam(\"" NGX_USER "\") failed");
|
|
0
|
1039 return NGX_CONF_ERROR;
|
|
|
1040 }
|
|
|
1041
|
|
22
|
1042 ccf->username = NGX_USER;
|
|
0
|
1043 ccf->user = pwd->pw_uid;
|
|
|
1044
|
|
318
|
1045 ngx_set_errno(0);
|
|
4
|
1046 grp = getgrnam(NGX_GROUP);
|
|
0
|
1047 if (grp == NULL) {
|
|
|
1048 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
|
|
4
|
1049 "getgrnam(\"" NGX_GROUP "\") failed");
|
|
0
|
1050 return NGX_CONF_ERROR;
|
|
|
1051 }
|
|
|
1052
|
|
|
1053 ccf->group = grp->gr_gid;
|
|
|
1054 }
|
|
|
1055
|
|
258
|
1056
|
|
160
|
1057 if (ccf->lock_file.len == 0) {
|
|
570
|
1058 ngx_str_set(&ccf->lock_file, NGX_LOCK_PATH);
|
|
160
|
1059 }
|
|
|
1060
|
|
454
|
1061 if (ngx_conf_full_name(cycle, &ccf->lock_file, 0) != NGX_OK) {
|
|
160
|
1062 return NGX_CONF_ERROR;
|
|
|
1063 }
|
|
|
1064
|
|
356
|
1065 {
|
|
|
1066 ngx_str_t lock_file;
|
|
|
1067
|
|
258
|
1068 lock_file = cycle->old_cycle->lock_file;
|
|
|
1069
|
|
|
1070 if (lock_file.len) {
|
|
|
1071 lock_file.len--;
|
|
|
1072
|
|
|
1073 if (ccf->lock_file.len != lock_file.len
|
|
|
1074 || ngx_strncmp(ccf->lock_file.data, lock_file.data, lock_file.len)
|
|
|
1075 != 0)
|
|
|
1076 {
|
|
|
1077 ngx_log_error(NGX_LOG_EMERG, cycle->log, 0,
|
|
|
1078 "\"lock_file\" could not be changed, ignored");
|
|
|
1079 }
|
|
|
1080
|
|
|
1081 cycle->lock_file.len = lock_file.len + 1;
|
|
|
1082 lock_file.len += sizeof(".accept");
|
|
|
1083
|
|
|
1084 cycle->lock_file.data = ngx_pstrdup(cycle->pool, &lock_file);
|
|
|
1085 if (cycle->lock_file.data == NULL) {
|
|
|
1086 return NGX_CONF_ERROR;
|
|
|
1087 }
|
|
|
1088
|
|
|
1089 } else {
|
|
|
1090 cycle->lock_file.len = ccf->lock_file.len + 1;
|
|
382
|
1091 cycle->lock_file.data = ngx_pnalloc(cycle->pool,
|
|
258
|
1092 ccf->lock_file.len + sizeof(".accept"));
|
|
|
1093 if (cycle->lock_file.data == NULL) {
|
|
|
1094 return NGX_CONF_ERROR;
|
|
|
1095 }
|
|
|
1096
|
|
|
1097 ngx_memcpy(ngx_cpymem(cycle->lock_file.data, ccf->lock_file.data,
|
|
|
1098 ccf->lock_file.len),
|
|
|
1099 ".accept", sizeof(".accept"));
|
|
|
1100 }
|
|
356
|
1101 }
|
|
258
|
1102
|
|
0
|
1103 #endif
|
|
|
1104
|
|
|
1105 return NGX_CONF_OK;
|
|
|
1106 }
|
|
|
1107
|
|
|
1108
|
|
48
|
1109 static char *
|
|
|
1110 ngx_set_user(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
0
|
1111 {
|
|
10
|
1112 #if (NGX_WIN32)
|
|
0
|
1113
|
|
|
1114 ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
|
|
|
1115 "\"user\" is not supported, ignored");
|
|
|
1116
|
|
|
1117 return NGX_CONF_OK;
|
|
|
1118
|
|
|
1119 #else
|
|
|
1120
|
|
|
1121 ngx_core_conf_t *ccf = conf;
|
|
|
1122
|
|
4
|
1123 char *group;
|
|
0
|
1124 struct passwd *pwd;
|
|
|
1125 struct group *grp;
|
|
|
1126 ngx_str_t *value;
|
|
|
1127
|
|
66
|
1128 if (ccf->user != (uid_t) NGX_CONF_UNSET_UINT) {
|
|
0
|
1129 return "is duplicate";
|
|
|
1130 }
|
|
|
1131
|
|
4
|
1132 if (geteuid() != 0) {
|
|
|
1133 ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
|
|
|
1134 "the \"user\" directive makes sense only "
|
|
|
1135 "if the master process runs "
|
|
|
1136 "with super-user privileges, ignored");
|
|
|
1137 return NGX_CONF_OK;
|
|
|
1138 }
|
|
|
1139
|
|
0
|
1140 value = (ngx_str_t *) cf->args->elts;
|
|
|
1141
|
|
22
|
1142 ccf->username = (char *) value[1].data;
|
|
|
1143
|
|
318
|
1144 ngx_set_errno(0);
|
|
0
|
1145 pwd = getpwnam((const char *) value[1].data);
|
|
|
1146 if (pwd == NULL) {
|
|
|
1147 ngx_conf_log_error(NGX_LOG_EMERG, cf, ngx_errno,
|
|
2
|
1148 "getpwnam(\"%s\") failed", value[1].data);
|
|
0
|
1149 return NGX_CONF_ERROR;
|
|
|
1150 }
|
|
|
1151
|
|
|
1152 ccf->user = pwd->pw_uid;
|
|
|
1153
|
|
4
|
1154 group = (char *) ((cf->args->nelts == 2) ? value[1].data : value[2].data);
|
|
0
|
1155
|
|
318
|
1156 ngx_set_errno(0);
|
|
4
|
1157 grp = getgrnam(group);
|
|
0
|
1158 if (grp == NULL) {
|
|
|
1159 ngx_conf_log_error(NGX_LOG_EMERG, cf, ngx_errno,
|
|
4
|
1160 "getgrnam(\"%s\") failed", group);
|
|
0
|
1161 return NGX_CONF_ERROR;
|
|
|
1162 }
|
|
|
1163
|
|
|
1164 ccf->group = grp->gr_gid;
|
|
|
1165
|
|
|
1166 return NGX_CONF_OK;
|
|
|
1167
|
|
|
1168 #endif
|
|
|
1169 }
|
|
22
|
1170
|
|
|
1171
|
|
48
|
1172 static char *
|
|
278
|
1173 ngx_set_env(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
|
1174 {
|
|
|
1175 ngx_core_conf_t *ccf = conf;
|
|
|
1176
|
|
|
1177 ngx_str_t *value, *var;
|
|
|
1178 ngx_uint_t i;
|
|
|
1179
|
|
|
1180 var = ngx_array_push(&ccf->env);
|
|
|
1181 if (var == NULL) {
|
|
|
1182 return NGX_CONF_ERROR;
|
|
|
1183 }
|
|
|
1184
|
|
|
1185 value = cf->args->elts;
|
|
|
1186 *var = value[1];
|
|
|
1187
|
|
|
1188 for (i = 0; i < value[1].len; i++) {
|
|
|
1189
|
|
|
1190 if (value[1].data[i] == '=') {
|
|
|
1191
|
|
|
1192 var->len = i;
|
|
|
1193
|
|
|
1194 return NGX_CONF_OK;
|
|
|
1195 }
|
|
|
1196 }
|
|
|
1197
|
|
|
1198 return NGX_CONF_OK;
|
|
|
1199 }
|
|
|
1200
|
|
|
1201
|
|
|
1202 static char *
|
|
48
|
1203 ngx_set_priority(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
22
|
1204 {
|
|
|
1205 ngx_core_conf_t *ccf = conf;
|
|
|
1206
|
|
|
1207 ngx_str_t *value;
|
|
|
1208 ngx_uint_t n, minus;
|
|
|
1209
|
|
|
1210 if (ccf->priority != 0) {
|
|
|
1211 return "is duplicate";
|
|
|
1212 }
|
|
|
1213
|
|
|
1214 value = cf->args->elts;
|
|
|
1215
|
|
|
1216 if (value[1].data[0] == '-') {
|
|
|
1217 n = 1;
|
|
|
1218 minus = 1;
|
|
|
1219
|
|
|
1220 } else if (value[1].data[0] == '+') {
|
|
|
1221 n = 1;
|
|
|
1222 minus = 0;
|
|
|
1223
|
|
|
1224 } else {
|
|
|
1225 n = 0;
|
|
|
1226 minus = 0;
|
|
|
1227 }
|
|
|
1228
|
|
|
1229 ccf->priority = ngx_atoi(&value[1].data[n], value[1].len - n);
|
|
|
1230 if (ccf->priority == NGX_ERROR) {
|
|
|
1231 return "invalid number";
|
|
|
1232 }
|
|
|
1233
|
|
|
1234 if (minus) {
|
|
|
1235 ccf->priority = -ccf->priority;
|
|
|
1236 }
|
|
|
1237
|
|
|
1238 return NGX_CONF_OK;
|
|
|
1239 }
|
|
126
|
1240
|
|
|
1241
|
|
|
1242 static char *
|
|
|
1243 ngx_set_cpu_affinity(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
|
1244 {
|
|
668
|
1245 #if (NGX_HAVE_CPU_AFFINITY)
|
|
126
|
1246 ngx_core_conf_t *ccf = conf;
|
|
|
1247
|
|
|
1248 u_char ch;
|
|
668
|
1249 uint64_t *mask;
|
|
126
|
1250 ngx_str_t *value;
|
|
|
1251 ngx_uint_t i, n;
|
|
|
1252
|
|
|
1253 if (ccf->cpu_affinity) {
|
|
|
1254 return "is duplicate";
|
|
|
1255 }
|
|
|
1256
|
|
668
|
1257 mask = ngx_palloc(cf->pool, (cf->args->nelts - 1) * sizeof(uint64_t));
|
|
126
|
1258 if (mask == NULL) {
|
|
|
1259 return NGX_CONF_ERROR;
|
|
|
1260 }
|
|
|
1261
|
|
|
1262 ccf->cpu_affinity_n = cf->args->nelts - 1;
|
|
|
1263 ccf->cpu_affinity = mask;
|
|
|
1264
|
|
|
1265 value = cf->args->elts;
|
|
|
1266
|
|
|
1267 for (n = 1; n < cf->args->nelts; n++) {
|
|
|
1268
|
|
668
|
1269 if (value[n].len > 64) {
|
|
126
|
1270 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
668
|
1271 "\"worker_cpu_affinity\" supports up to 64 CPUs only");
|
|
126
|
1272 return NGX_CONF_ERROR;
|
|
|
1273 }
|
|
|
1274
|
|
|
1275 mask[n - 1] = 0;
|
|
|
1276
|
|
|
1277 for (i = 0; i < value[n].len; i++) {
|
|
|
1278
|
|
|
1279 ch = value[n].data[i];
|
|
|
1280
|
|
|
1281 if (ch == ' ') {
|
|
|
1282 continue;
|
|
|
1283 }
|
|
|
1284
|
|
|
1285 mask[n - 1] <<= 1;
|
|
|
1286
|
|
|
1287 if (ch == '0') {
|
|
|
1288 continue;
|
|
|
1289 }
|
|
|
1290
|
|
|
1291 if (ch == '1') {
|
|
|
1292 mask[n - 1] |= 1;
|
|
|
1293 continue;
|
|
|
1294 }
|
|
|
1295
|
|
|
1296 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
1297 "invalid character \"%c\" in \"worker_cpu_affinity\"",
|
|
|
1298 ch);
|
|
378
|
1299 return NGX_CONF_ERROR;
|
|
126
|
1300 }
|
|
|
1301 }
|
|
|
1302
|
|
|
1303 #else
|
|
|
1304
|
|
|
1305 ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
|
|
|
1306 "\"worker_cpu_affinity\" is not supported "
|
|
|
1307 "on this platform, ignored");
|
|
|
1308 #endif
|
|
|
1309
|
|
|
1310 return NGX_CONF_OK;
|
|
|
1311 }
|
|
|
1312
|
|
|
1313
|
|
668
|
1314 uint64_t
|
|
126
|
1315 ngx_get_cpu_affinity(ngx_uint_t n)
|
|
|
1316 {
|
|
|
1317 ngx_core_conf_t *ccf;
|
|
|
1318
|
|
|
1319 ccf = (ngx_core_conf_t *) ngx_get_conf(ngx_cycle->conf_ctx,
|
|
|
1320 ngx_core_module);
|
|
|
1321
|
|
|
1322 if (ccf->cpu_affinity == NULL) {
|
|
|
1323 return 0;
|
|
|
1324 }
|
|
|
1325
|
|
|
1326 if (ccf->cpu_affinity_n > n) {
|
|
|
1327 return ccf->cpu_affinity[n];
|
|
|
1328 }
|
|
|
1329
|
|
|
1330 return ccf->cpu_affinity[ccf->cpu_affinity_n - 1];
|
|
|
1331 }
|
