508
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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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508
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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 <ngx_http.h>
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11
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12 #include <GeoIP.h>
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13 #include <GeoIPCity.h>
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14
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15
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16 typedef struct {
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674
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17 GeoIP *country;
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18 GeoIP *org;
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19 GeoIP *city;
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20 ngx_array_t *proxies; /* array of ngx_cidr_t */
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21 ngx_flag_t proxy_recursive;
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508
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22 } ngx_http_geoip_conf_t;
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23
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24
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25 typedef struct {
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674
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26 ngx_str_t *name;
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27 uintptr_t data;
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508
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28 } ngx_http_geoip_var_t;
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29
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30
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676
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31 typedef char *(*ngx_http_geoip_variable_handler_pt)(GeoIP *, u_long addr);
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32
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674
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33 static u_long ngx_http_geoip_addr(ngx_http_request_t *r,
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34 ngx_http_geoip_conf_t *gcf);
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35 static ngx_int_t ngx_http_geoip_country_variable(ngx_http_request_t *r,
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36 ngx_http_variable_value_t *v, uintptr_t data);
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626
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37 static ngx_int_t ngx_http_geoip_org_variable(ngx_http_request_t *r,
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38 ngx_http_variable_value_t *v, uintptr_t data);
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508
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39 static ngx_int_t ngx_http_geoip_city_variable(ngx_http_request_t *r,
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40 ngx_http_variable_value_t *v, uintptr_t data);
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592
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41 static ngx_int_t ngx_http_geoip_region_name_variable(ngx_http_request_t *r,
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42 ngx_http_variable_value_t *v, uintptr_t data);
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558
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43 static ngx_int_t ngx_http_geoip_city_float_variable(ngx_http_request_t *r,
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44 ngx_http_variable_value_t *v, uintptr_t data);
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592
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45 static ngx_int_t ngx_http_geoip_city_int_variable(ngx_http_request_t *r,
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46 ngx_http_variable_value_t *v, uintptr_t data);
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558
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47 static GeoIPRecord *ngx_http_geoip_get_city_record(ngx_http_request_t *r);
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48
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49 static ngx_int_t ngx_http_geoip_add_variables(ngx_conf_t *cf);
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50 static void *ngx_http_geoip_create_conf(ngx_conf_t *cf);
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51 static char *ngx_http_geoip_init_conf(ngx_conf_t *cf, void *conf);
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52 static char *ngx_http_geoip_country(ngx_conf_t *cf, ngx_command_t *cmd,
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53 void *conf);
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626
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54 static char *ngx_http_geoip_org(ngx_conf_t *cf, ngx_command_t *cmd,
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55 void *conf);
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508
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56 static char *ngx_http_geoip_city(ngx_conf_t *cf, ngx_command_t *cmd,
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57 void *conf);
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674
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58 static char *ngx_http_geoip_proxy(ngx_conf_t *cf, ngx_command_t *cmd,
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59 void *conf);
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60 static ngx_int_t ngx_http_geoip_cidr_value(ngx_conf_t *cf, ngx_str_t *net,
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61 ngx_cidr_t *cidr);
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508
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62 static void ngx_http_geoip_cleanup(void *data);
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63
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64
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65 static ngx_command_t ngx_http_geoip_commands[] = {
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66
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67 { ngx_string("geoip_country"),
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68 NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE12,
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69 ngx_http_geoip_country,
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70 NGX_HTTP_MAIN_CONF_OFFSET,
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71 0,
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72 NULL },
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73
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626
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74 { ngx_string("geoip_org"),
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75 NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE12,
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76 ngx_http_geoip_org,
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77 NGX_HTTP_MAIN_CONF_OFFSET,
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78 0,
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79 NULL },
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80
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81 { ngx_string("geoip_city"),
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82 NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE12,
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83 ngx_http_geoip_city,
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84 NGX_HTTP_MAIN_CONF_OFFSET,
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85 0,
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86 NULL },
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87
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674
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88 { ngx_string("geoip_proxy"),
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89 NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE1,
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90 ngx_http_geoip_proxy,
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91 NGX_HTTP_MAIN_CONF_OFFSET,
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92 0,
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93 NULL },
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94
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95 { ngx_string("geoip_proxy_recursive"),
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96 NGX_HTTP_MAIN_CONF|NGX_CONF_FLAG,
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97 ngx_conf_set_flag_slot,
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98 NGX_HTTP_MAIN_CONF_OFFSET,
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99 offsetof(ngx_http_geoip_conf_t, proxy_recursive),
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100 NULL },
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101
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508
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102 ngx_null_command
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103 };
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104
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105
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106 static ngx_http_module_t ngx_http_geoip_module_ctx = {
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107 ngx_http_geoip_add_variables, /* preconfiguration */
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108 NULL, /* postconfiguration */
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109
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110 ngx_http_geoip_create_conf, /* create main configuration */
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674
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111 ngx_http_geoip_init_conf, /* init main configuration */
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112
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113 NULL, /* create server configuration */
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114 NULL, /* merge server configuration */
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115
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116 NULL, /* create location configuration */
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117 NULL /* merge location configuration */
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118 };
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119
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120
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121 ngx_module_t ngx_http_geoip_module = {
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122 NGX_MODULE_V1,
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123 &ngx_http_geoip_module_ctx, /* module context */
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124 ngx_http_geoip_commands, /* module directives */
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125 NGX_HTTP_MODULE, /* module type */
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126 NULL, /* init master */
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127 NULL, /* init module */
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128 NULL, /* init process */
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129 NULL, /* init thread */
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130 NULL, /* exit thread */
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131 NULL, /* exit process */
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132 NULL, /* exit master */
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133 NGX_MODULE_V1_PADDING
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134 };
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135
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136
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137 static ngx_http_variable_t ngx_http_geoip_vars[] = {
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138
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558
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139 { ngx_string("geoip_country_code"), NULL,
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140 ngx_http_geoip_country_variable,
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141 (uintptr_t) GeoIP_country_code_by_ipnum, 0, 0 },
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142
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558
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143 { ngx_string("geoip_country_code3"), NULL,
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144 ngx_http_geoip_country_variable,
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145 (uintptr_t) GeoIP_country_code3_by_ipnum, 0, 0 },
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146
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558
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147 { ngx_string("geoip_country_name"), NULL,
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148 ngx_http_geoip_country_variable,
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149 (uintptr_t) GeoIP_country_name_by_ipnum, 0, 0 },
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150
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626
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151 { ngx_string("geoip_org"), NULL,
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152 ngx_http_geoip_org_variable,
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153 (uintptr_t) GeoIP_name_by_ipnum, 0, 0 },
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154
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558
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155 { ngx_string("geoip_city_continent_code"), NULL,
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156 ngx_http_geoip_city_variable,
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157 offsetof(GeoIPRecord, continent_code), 0, 0 },
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158
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159 { ngx_string("geoip_city_country_code"), NULL,
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160 ngx_http_geoip_city_variable,
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508
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161 offsetof(GeoIPRecord, country_code), 0, 0 },
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162
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163 { ngx_string("geoip_city_country_code3"), NULL,
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164 ngx_http_geoip_city_variable,
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165 offsetof(GeoIPRecord, country_code3), 0, 0 },
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166
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558
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167 { ngx_string("geoip_city_country_name"), NULL,
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168 ngx_http_geoip_city_variable,
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508
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169 offsetof(GeoIPRecord, country_name), 0, 0 },
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170
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171 { ngx_string("geoip_region"), NULL,
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172 ngx_http_geoip_city_variable,
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173 offsetof(GeoIPRecord, region), 0, 0 },
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174
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592
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175 { ngx_string("geoip_region_name"), NULL,
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176 ngx_http_geoip_region_name_variable,
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177 0, 0, 0 },
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178
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508
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179 { ngx_string("geoip_city"), NULL,
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180 ngx_http_geoip_city_variable,
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181 offsetof(GeoIPRecord, city), 0, 0 },
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182
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183 { ngx_string("geoip_postal_code"), NULL,
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184 ngx_http_geoip_city_variable,
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185 offsetof(GeoIPRecord, postal_code), 0, 0 },
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186
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558
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187 { ngx_string("geoip_latitude"), NULL,
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188 ngx_http_geoip_city_float_variable,
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189 offsetof(GeoIPRecord, latitude), 0, 0 },
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190
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191 { ngx_string("geoip_longitude"), NULL,
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192 ngx_http_geoip_city_float_variable,
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193 offsetof(GeoIPRecord, longitude), 0, 0 },
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194
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592
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195 { ngx_string("geoip_dma_code"), NULL,
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196 ngx_http_geoip_city_int_variable,
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197 offsetof(GeoIPRecord, dma_code), 0, 0 },
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198
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199 { ngx_string("geoip_area_code"), NULL,
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200 ngx_http_geoip_city_int_variable,
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201 offsetof(GeoIPRecord, area_code), 0, 0 },
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202
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508
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203 { ngx_null_string, NULL, NULL, 0, 0, 0 }
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204 };
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205
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206
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626
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207 static u_long
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208 ngx_http_geoip_addr(ngx_http_request_t *r, ngx_http_geoip_conf_t *gcf)
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209 {
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210 ngx_addr_t addr;
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211 ngx_table_elt_t *xfwd;
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212 struct sockaddr_in *sin;
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213
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214 addr.sockaddr = r->connection->sockaddr;
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215 addr.socklen = r->connection->socklen;
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216 /* addr.name = r->connection->addr_text; */
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217
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218 xfwd = r->headers_in.x_forwarded_for;
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219
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220 if (xfwd != NULL && gcf->proxies != NULL) {
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221 (void) ngx_http_get_forwarded_addr(r, &addr, xfwd->value.data,
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222 xfwd->value.len, gcf->proxies,
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223 gcf->proxy_recursive);
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224 }
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626
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225
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226 #if (NGX_HAVE_INET6)
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227
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674
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228 if (addr.sockaddr->sa_family == AF_INET6) {
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229 struct in6_addr *inaddr6;
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230
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231 inaddr6 = &((struct sockaddr_in6 *) addr.sockaddr)->sin6_addr;
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626
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232
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674
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233 if (IN6_IS_ADDR_V4MAPPED(inaddr6)) {
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234 return ntohl(*(in_addr_t *) &inaddr6->s6_addr[12]);
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626
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235 }
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674
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236 }
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626
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237
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238 #endif
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239
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240 if (addr.sockaddr->sa_family != AF_INET) {
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241 return INADDR_NONE;
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626
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242 }
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243
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674
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244 sin = (struct sockaddr_in *) addr.sockaddr;
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245 return ntohl(sin->sin_addr.s_addr);
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626
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246 }
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247
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248
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508
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249 static ngx_int_t
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250 ngx_http_geoip_country_variable(ngx_http_request_t *r,
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251 ngx_http_variable_value_t *v, uintptr_t data)
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252 {
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253 ngx_http_geoip_variable_handler_pt handler =
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254 (ngx_http_geoip_variable_handler_pt) data;
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255
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256 const char *val;
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257 ngx_http_geoip_conf_t *gcf;
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258
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259 gcf = ngx_http_get_module_main_conf(r, ngx_http_geoip_module);
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260
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261 if (gcf->country == NULL) {
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262 goto not_found;
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263 }
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264
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265 val = handler(gcf->country, ngx_http_geoip_addr(r, gcf));
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626
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266
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267 if (val == NULL) {
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268 goto not_found;
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269 }
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270
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626
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271 v->len = ngx_strlen(val);
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272 v->valid = 1;
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273 v->no_cacheable = 0;
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274 v->not_found = 0;
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275 v->data = (u_char *) val;
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276
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277 return NGX_OK;
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278
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279 not_found:
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280
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281 v->not_found = 1;
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282
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283 return NGX_OK;
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284 }
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285
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508
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286
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626
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287 static ngx_int_t
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288 ngx_http_geoip_org_variable(ngx_http_request_t *r,
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289 ngx_http_variable_value_t *v, uintptr_t data)
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290 {
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291 ngx_http_geoip_variable_handler_pt handler =
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292 (ngx_http_geoip_variable_handler_pt) data;
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293
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676
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294 size_t len;
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295 char *val;
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626
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296 ngx_http_geoip_conf_t *gcf;
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297
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298 gcf = ngx_http_get_module_main_conf(r, ngx_http_geoip_module);
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299
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300 if (gcf->org == NULL) {
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301 goto not_found;
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302 }
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303
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304 val = handler(gcf->org, ngx_http_geoip_addr(r, gcf));
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305
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306 if (val == NULL) {
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307 goto not_found;
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308 }
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309
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676
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310 len = ngx_strlen(val);
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311 v->data = ngx_pnalloc(r->pool, len);
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312 if (v->data == NULL) {
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313 ngx_free(val);
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314 return NGX_ERROR;
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315 }
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316
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317 ngx_memcpy(v->data, val, len);
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318
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319 v->len = len;
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320 v->valid = 1;
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321 v->no_cacheable = 0;
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322 v->not_found = 0;
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676
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323
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324 ngx_free(val);
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325
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326 return NGX_OK;
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327
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328 not_found:
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329
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330 v->not_found = 1;
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331
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332 return NGX_OK;
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333 }
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334
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335
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336 static ngx_int_t
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337 ngx_http_geoip_city_variable(ngx_http_request_t *r,
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338 ngx_http_variable_value_t *v, uintptr_t data)
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339 {
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558
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340 char *val;
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341 size_t len;
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342 GeoIPRecord *gr;
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343
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558
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344 gr = ngx_http_geoip_get_city_record(r);
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345 if (gr == NULL) {
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346 goto not_found;
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347 }
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348
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349 val = *(char **) ((char *) gr + data);
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350 if (val == NULL) {
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516
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351 goto no_value;
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352 }
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353
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516
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354 len = ngx_strlen(val);
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355 v->data = ngx_pnalloc(r->pool, len);
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356 if (v->data == NULL) {
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357 GeoIPRecord_delete(gr);
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358 return NGX_ERROR;
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359 }
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360
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361 ngx_memcpy(v->data, val, len);
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362
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363 v->len = len;
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508
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364 v->valid = 1;
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365 v->no_cacheable = 0;
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366 v->not_found = 0;
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516
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367
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368 GeoIPRecord_delete(gr);
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369
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370 return NGX_OK;
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371
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516
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372 no_value:
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373
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374 GeoIPRecord_delete(gr);
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375
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508
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376 not_found:
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377
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378 v->not_found = 1;
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379
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380 return NGX_OK;
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381 }
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382
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383
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384 static ngx_int_t
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592
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385 ngx_http_geoip_region_name_variable(ngx_http_request_t *r,
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386 ngx_http_variable_value_t *v, uintptr_t data)
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387 {
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388 size_t len;
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389 const char *val;
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390 GeoIPRecord *gr;
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391
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392 gr = ngx_http_geoip_get_city_record(r);
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393 if (gr == NULL) {
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394 goto not_found;
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395 }
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396
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397 val = GeoIP_region_name_by_code(gr->country_code, gr->region);
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398
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594
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399 GeoIPRecord_delete(gr);
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400
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401 if (val == NULL) {
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402 goto not_found;
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403 }
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404
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592
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405 len = ngx_strlen(val);
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406 v->data = ngx_pnalloc(r->pool, len);
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407 if (v->data == NULL) {
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408 return NGX_ERROR;
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409 }
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410
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411 ngx_memcpy(v->data, val, len);
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412
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413 v->len = len;
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414 v->valid = 1;
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415 v->no_cacheable = 0;
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416 v->not_found = 0;
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417
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418 return NGX_OK;
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419
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420 not_found:
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421
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422 v->not_found = 1;
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423
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424 return NGX_OK;
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425 }
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426
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427
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428 static ngx_int_t
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558
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429 ngx_http_geoip_city_float_variable(ngx_http_request_t *r,
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430 ngx_http_variable_value_t *v, uintptr_t data)
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431 {
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432 float val;
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433 GeoIPRecord *gr;
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434
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435 gr = ngx_http_geoip_get_city_record(r);
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436 if (gr == NULL) {
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437 v->not_found = 1;
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438 return NGX_OK;
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439 }
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440
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441 v->data = ngx_pnalloc(r->pool, NGX_INT64_LEN + 5);
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442 if (v->data == NULL) {
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443 GeoIPRecord_delete(gr);
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444 return NGX_ERROR;
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445 }
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446
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447 val = *(float *) ((char *) gr + data);
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448
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449 v->len = ngx_sprintf(v->data, "%.4f", val) - v->data;
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450
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451 GeoIPRecord_delete(gr);
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452
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453 return NGX_OK;
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454 }
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455
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456
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592
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457 static ngx_int_t
|
|
458 ngx_http_geoip_city_int_variable(ngx_http_request_t *r,
|
|
459 ngx_http_variable_value_t *v, uintptr_t data)
|
|
460 {
|
|
461 int val;
|
|
462 GeoIPRecord *gr;
|
|
463
|
|
464 gr = ngx_http_geoip_get_city_record(r);
|
|
465 if (gr == NULL) {
|
|
466 v->not_found = 1;
|
|
467 return NGX_OK;
|
|
468 }
|
|
469
|
|
470 v->data = ngx_pnalloc(r->pool, NGX_INT64_LEN);
|
|
471 if (v->data == NULL) {
|
|
472 GeoIPRecord_delete(gr);
|
|
473 return NGX_ERROR;
|
|
474 }
|
|
475
|
|
476 val = *(int *) ((char *) gr + data);
|
|
477
|
|
478 v->len = ngx_sprintf(v->data, "%d", val) - v->data;
|
|
479
|
|
480 GeoIPRecord_delete(gr);
|
|
481
|
|
482 return NGX_OK;
|
|
483 }
|
|
484
|
|
485
|
558
|
486 static GeoIPRecord *
|
|
487 ngx_http_geoip_get_city_record(ngx_http_request_t *r)
|
|
488 {
|
|
489 ngx_http_geoip_conf_t *gcf;
|
|
490
|
|
491 gcf = ngx_http_get_module_main_conf(r, ngx_http_geoip_module);
|
|
492
|
626
|
493 if (gcf->city) {
|
674
|
494 return GeoIP_record_by_ipnum(gcf->city, ngx_http_geoip_addr(r, gcf));
|
558
|
495 }
|
|
496
|
|
497 return NULL;
|
|
498 }
|
|
499
|
|
500
|
|
501 static ngx_int_t
|
508
|
502 ngx_http_geoip_add_variables(ngx_conf_t *cf)
|
|
503 {
|
|
504 ngx_http_variable_t *var, *v;
|
|
505
|
|
506 for (v = ngx_http_geoip_vars; v->name.len; v++) {
|
|
507 var = ngx_http_add_variable(cf, &v->name, v->flags);
|
|
508 if (var == NULL) {
|
|
509 return NGX_ERROR;
|
|
510 }
|
|
511
|
|
512 var->get_handler = v->get_handler;
|
|
513 var->data = v->data;
|
|
514 }
|
|
515
|
|
516 return NGX_OK;
|
|
517 }
|
|
518
|
|
519
|
|
520 static void *
|
|
521 ngx_http_geoip_create_conf(ngx_conf_t *cf)
|
|
522 {
|
|
523 ngx_pool_cleanup_t *cln;
|
|
524 ngx_http_geoip_conf_t *conf;
|
|
525
|
|
526 conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_geoip_conf_t));
|
|
527 if (conf == NULL) {
|
|
528 return NULL;
|
|
529 }
|
|
530
|
674
|
531 conf->proxy_recursive = NGX_CONF_UNSET;
|
|
532
|
508
|
533 cln = ngx_pool_cleanup_add(cf->pool, 0);
|
|
534 if (cln == NULL) {
|
|
535 return NULL;
|
|
536 }
|
|
537
|
|
538 cln->handler = ngx_http_geoip_cleanup;
|
|
539 cln->data = conf;
|
|
540
|
|
541 return conf;
|
|
542 }
|
|
543
|
|
544
|
|
545 static char *
|
674
|
546 ngx_http_geoip_init_conf(ngx_conf_t *cf, void *conf)
|
|
547 {
|
|
548 ngx_http_geoip_conf_t *gcf = conf;
|
|
549
|
|
550 ngx_conf_init_value(gcf->proxy_recursive, 0);
|
|
551
|
|
552 return NGX_CONF_OK;
|
|
553 }
|
|
554
|
|
555
|
|
556 static char *
|
508
|
557 ngx_http_geoip_country(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
558 {
|
|
559 ngx_http_geoip_conf_t *gcf = conf;
|
|
560
|
|
561 ngx_str_t *value;
|
|
562
|
|
563 if (gcf->country) {
|
|
564 return "is duplicate";
|
|
565 }
|
|
566
|
|
567 value = cf->args->elts;
|
|
568
|
|
569 gcf->country = GeoIP_open((char *) value[1].data, GEOIP_MEMORY_CACHE);
|
|
570
|
|
571 if (gcf->country == NULL) {
|
|
572 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
626
|
573 "GeoIP_open(\"%V\") failed", &value[1]);
|
508
|
574
|
|
575 return NGX_CONF_ERROR;
|
|
576 }
|
|
577
|
614
|
578 if (cf->args->nelts == 3) {
|
|
579 if (ngx_strcmp(value[2].data, "utf8") == 0) {
|
|
580 GeoIP_set_charset (gcf->country, GEOIP_CHARSET_UTF8);
|
|
581
|
|
582 } else {
|
|
583 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
584 "invalid parameter \"%V\"", &value[2]);
|
|
585 return NGX_CONF_ERROR;
|
|
586 }
|
|
587 }
|
|
588
|
508
|
589 switch (gcf->country->databaseType) {
|
|
590
|
|
591 case GEOIP_COUNTRY_EDITION:
|
|
592 case GEOIP_PROXY_EDITION:
|
|
593 case GEOIP_NETSPEED_EDITION:
|
|
594
|
|
595 return NGX_CONF_OK;
|
|
596
|
|
597 default:
|
|
598 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
599 "invalid GeoIP database \"%V\" type:%d",
|
|
600 &value[1], gcf->country->databaseType);
|
|
601 return NGX_CONF_ERROR;
|
|
602 }
|
|
603 }
|
|
604
|
|
605
|
|
606 static char *
|
626
|
607 ngx_http_geoip_org(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
608 {
|
|
609 ngx_http_geoip_conf_t *gcf = conf;
|
|
610
|
|
611 ngx_str_t *value;
|
|
612
|
|
613 if (gcf->org) {
|
|
614 return "is duplicate";
|
|
615 }
|
|
616
|
|
617 value = cf->args->elts;
|
|
618
|
|
619 gcf->org = GeoIP_open((char *) value[1].data, GEOIP_MEMORY_CACHE);
|
|
620
|
|
621 if (gcf->org == NULL) {
|
|
622 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
623 "GeoIP_open(\"%V\") failed", &value[1]);
|
|
624
|
|
625 return NGX_CONF_ERROR;
|
|
626 }
|
|
627
|
|
628 if (cf->args->nelts == 3) {
|
|
629 if (ngx_strcmp(value[2].data, "utf8") == 0) {
|
|
630 GeoIP_set_charset (gcf->org, GEOIP_CHARSET_UTF8);
|
|
631
|
|
632 } else {
|
|
633 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
634 "invalid parameter \"%V\"", &value[2]);
|
|
635 return NGX_CONF_ERROR;
|
|
636 }
|
|
637 }
|
|
638
|
|
639 switch (gcf->org->databaseType) {
|
|
640
|
|
641 case GEOIP_ISP_EDITION:
|
|
642 case GEOIP_ORG_EDITION:
|
|
643 case GEOIP_DOMAIN_EDITION:
|
|
644 case GEOIP_ASNUM_EDITION:
|
|
645
|
|
646 return NGX_CONF_OK;
|
|
647
|
|
648 default:
|
|
649 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
650 "invalid GeoIP database \"%V\" type:%d",
|
|
651 &value[1], gcf->org->databaseType);
|
|
652 return NGX_CONF_ERROR;
|
|
653 }
|
|
654 }
|
|
655
|
|
656
|
|
657 static char *
|
508
|
658 ngx_http_geoip_city(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
659 {
|
|
660 ngx_http_geoip_conf_t *gcf = conf;
|
|
661
|
|
662 ngx_str_t *value;
|
|
663
|
|
664 if (gcf->city) {
|
|
665 return "is duplicate";
|
|
666 }
|
|
667
|
|
668 value = cf->args->elts;
|
|
669
|
|
670 gcf->city = GeoIP_open((char *) value[1].data, GEOIP_MEMORY_CACHE);
|
|
671
|
|
672 if (gcf->city == NULL) {
|
|
673 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
626
|
674 "GeoIP_open(\"%V\") failed", &value[1]);
|
508
|
675
|
|
676 return NGX_CONF_ERROR;
|
|
677 }
|
|
678
|
614
|
679 if (cf->args->nelts == 3) {
|
|
680 if (ngx_strcmp(value[2].data, "utf8") == 0) {
|
|
681 GeoIP_set_charset (gcf->city, GEOIP_CHARSET_UTF8);
|
|
682
|
|
683 } else {
|
|
684 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
685 "invalid parameter \"%V\"", &value[2]);
|
|
686 return NGX_CONF_ERROR;
|
|
687 }
|
|
688 }
|
|
689
|
508
|
690 switch (gcf->city->databaseType) {
|
|
691
|
|
692 case GEOIP_CITY_EDITION_REV0:
|
|
693 case GEOIP_CITY_EDITION_REV1:
|
|
694
|
|
695 return NGX_CONF_OK;
|
|
696
|
|
697 default:
|
|
698 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
699 "invalid GeoIP City database \"%V\" type:%d",
|
|
700 &value[1], gcf->city->databaseType);
|
|
701 return NGX_CONF_ERROR;
|
|
702 }
|
|
703 }
|
|
704
|
|
705
|
674
|
706 static char *
|
|
707 ngx_http_geoip_proxy(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
708 {
|
|
709 ngx_http_geoip_conf_t *gcf = conf;
|
|
710
|
|
711 ngx_str_t *value;
|
|
712 ngx_cidr_t cidr, *c;
|
|
713
|
|
714 value = cf->args->elts;
|
|
715
|
|
716 if (ngx_http_geoip_cidr_value(cf, &value[1], &cidr) != NGX_OK) {
|
|
717 return NGX_CONF_ERROR;
|
|
718 }
|
|
719
|
|
720 if (gcf->proxies == NULL) {
|
|
721 gcf->proxies = ngx_array_create(cf->pool, 4, sizeof(ngx_cidr_t));
|
|
722 if (gcf->proxies == NULL) {
|
|
723 return NGX_CONF_ERROR;
|
|
724 }
|
|
725 }
|
|
726
|
|
727 c = ngx_array_push(gcf->proxies);
|
|
728 if (c == NULL) {
|
|
729 return NGX_CONF_ERROR;
|
|
730 }
|
|
731
|
|
732 *c = cidr;
|
|
733
|
|
734 return NGX_CONF_OK;
|
|
735 }
|
|
736
|
|
737 static ngx_int_t
|
|
738 ngx_http_geoip_cidr_value(ngx_conf_t *cf, ngx_str_t *net, ngx_cidr_t *cidr)
|
|
739 {
|
|
740 ngx_int_t rc;
|
|
741
|
|
742 if (ngx_strcmp(net->data, "255.255.255.255") == 0) {
|
|
743 cidr->family = AF_INET;
|
|
744 cidr->u.in.addr = 0xffffffff;
|
|
745 cidr->u.in.mask = 0xffffffff;
|
|
746
|
|
747 return NGX_OK;
|
|
748 }
|
|
749
|
|
750 rc = ngx_ptocidr(net, cidr);
|
|
751
|
|
752 if (rc == NGX_ERROR) {
|
|
753 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "invalid network \"%V\"", net);
|
|
754 return NGX_ERROR;
|
|
755 }
|
|
756
|
|
757 if (rc == NGX_DONE) {
|
|
758 ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
|
|
759 "low address bits of %V are meaningless", net);
|
|
760 }
|
|
761
|
|
762 return NGX_OK;
|
|
763 }
|
|
764
|
|
765
|
508
|
766 static void
|
|
767 ngx_http_geoip_cleanup(void *data)
|
|
768 {
|
|
769 ngx_http_geoip_conf_t *gcf = data;
|
|
770
|
|
771 if (gcf->country) {
|
|
772 GeoIP_delete(gcf->country);
|
|
773 }
|
|
774
|
626
|
775 if (gcf->org) {
|
|
776 GeoIP_delete(gcf->org);
|
|
777 }
|
|
778
|
508
|
779 if (gcf->city) {
|
|
780 GeoIP_delete(gcf->city);
|
|
781 }
|
|
782 }
|