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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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508
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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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508
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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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508
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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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674
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51 static char *ngx_http_geoip_init_conf(ngx_conf_t *cf, void *conf);
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508
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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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614
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68 NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE12,
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508
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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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508
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81 { ngx_string("geoip_city"),
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614
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82 NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE12,
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508
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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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508
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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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508
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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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508
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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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508
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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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674
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208 ngx_http_geoip_addr(ngx_http_request_t *r, ngx_http_geoip_conf_t *gcf)
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626
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209 {
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674
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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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626
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217
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674
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218 xfwd = r->headers_in.x_forwarded_for;
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626
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219
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674
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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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686
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229 u_char *p;
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230 in_addr_t inaddr;
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674
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231 struct in6_addr *inaddr6;
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232
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233 inaddr6 = &((struct sockaddr_in6 *) addr.sockaddr)->sin6_addr;
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626
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234
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674
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235 if (IN6_IS_ADDR_V4MAPPED(inaddr6)) {
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686
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236 p = inaddr6->s6_addr;
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237
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238 inaddr = p[12] << 24;
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239 inaddr += p[13] << 16;
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240 inaddr += p[14] << 8;
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241 inaddr += p[15];
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242
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243 return inaddr;
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626
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244 }
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674
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245 }
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626
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246
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247 #endif
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674
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248
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249 if (addr.sockaddr->sa_family != AF_INET) {
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250 return INADDR_NONE;
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626
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251 }
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252
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674
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253 sin = (struct sockaddr_in *) addr.sockaddr;
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254 return ntohl(sin->sin_addr.s_addr);
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626
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255 }
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256
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257
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508
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258 static ngx_int_t
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259 ngx_http_geoip_country_variable(ngx_http_request_t *r,
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260 ngx_http_variable_value_t *v, uintptr_t data)
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261 {
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262 ngx_http_geoip_variable_handler_pt handler =
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263 (ngx_http_geoip_variable_handler_pt) data;
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264
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265 const char *val;
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266 ngx_http_geoip_conf_t *gcf;
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267
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268 gcf = ngx_http_get_module_main_conf(r, ngx_http_geoip_module);
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269
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270 if (gcf->country == NULL) {
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271 goto not_found;
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272 }
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273
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674
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274 val = handler(gcf->country, ngx_http_geoip_addr(r, gcf));
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626
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275
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276 if (val == NULL) {
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508
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277 goto not_found;
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278 }
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279
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626
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280 v->len = ngx_strlen(val);
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281 v->valid = 1;
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282 v->no_cacheable = 0;
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283 v->not_found = 0;
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284 v->data = (u_char *) val;
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285
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286 return NGX_OK;
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287
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288 not_found:
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289
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290 v->not_found = 1;
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291
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292 return NGX_OK;
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293 }
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294
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508
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295
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626
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296 static ngx_int_t
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297 ngx_http_geoip_org_variable(ngx_http_request_t *r,
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298 ngx_http_variable_value_t *v, uintptr_t data)
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299 {
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300 ngx_http_geoip_variable_handler_pt handler =
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301 (ngx_http_geoip_variable_handler_pt) data;
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302
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676
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303 size_t len;
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304 char *val;
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626
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305 ngx_http_geoip_conf_t *gcf;
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306
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307 gcf = ngx_http_get_module_main_conf(r, ngx_http_geoip_module);
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308
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309 if (gcf->org == NULL) {
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310 goto not_found;
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311 }
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312
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674
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313 val = handler(gcf->org, ngx_http_geoip_addr(r, gcf));
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508
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314
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315 if (val == NULL) {
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316 goto not_found;
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317 }
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318
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676
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319 len = ngx_strlen(val);
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320 v->data = ngx_pnalloc(r->pool, len);
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321 if (v->data == NULL) {
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322 ngx_free(val);
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323 return NGX_ERROR;
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324 }
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325
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326 ngx_memcpy(v->data, val, len);
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327
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328 v->len = len;
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508
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329 v->valid = 1;
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330 v->no_cacheable = 0;
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331 v->not_found = 0;
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676
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332
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333 ngx_free(val);
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508
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334
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335 return NGX_OK;
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336
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337 not_found:
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338
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339 v->not_found = 1;
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340
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341 return NGX_OK;
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342 }
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343
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344
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345 static ngx_int_t
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346 ngx_http_geoip_city_variable(ngx_http_request_t *r,
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347 ngx_http_variable_value_t *v, uintptr_t data)
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348 {
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558
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349 char *val;
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350 size_t len;
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351 GeoIPRecord *gr;
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508
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352
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558
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353 gr = ngx_http_geoip_get_city_record(r);
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508
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354 if (gr == NULL) {
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355 goto not_found;
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356 }
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357
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358 val = *(char **) ((char *) gr + data);
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359 if (val == NULL) {
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516
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360 goto no_value;
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508
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361 }
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362
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516
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363 len = ngx_strlen(val);
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364 v->data = ngx_pnalloc(r->pool, len);
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365 if (v->data == NULL) {
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366 GeoIPRecord_delete(gr);
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367 return NGX_ERROR;
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368 }
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369
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370 ngx_memcpy(v->data, val, len);
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371
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372 v->len = len;
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508
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373 v->valid = 1;
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374 v->no_cacheable = 0;
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375 v->not_found = 0;
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516
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376
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377 GeoIPRecord_delete(gr);
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508
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378
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379 return NGX_OK;
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380
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516
|
381 no_value:
|
|
|
382
|
|
|
383 GeoIPRecord_delete(gr);
|
|
|
384
|
|
508
|
385 not_found:
|
|
|
386
|
|
|
387 v->not_found = 1;
|
|
|
388
|
|
|
389 return NGX_OK;
|
|
|
390 }
|
|
|
391
|
|
|
392
|
|
|
393 static ngx_int_t
|
|
592
|
394 ngx_http_geoip_region_name_variable(ngx_http_request_t *r,
|
|
|
395 ngx_http_variable_value_t *v, uintptr_t data)
|
|
|
396 {
|
|
|
397 size_t len;
|
|
|
398 const char *val;
|
|
|
399 GeoIPRecord *gr;
|
|
|
400
|
|
|
401 gr = ngx_http_geoip_get_city_record(r);
|
|
|
402 if (gr == NULL) {
|
|
|
403 goto not_found;
|
|
|
404 }
|
|
|
405
|
|
|
406 val = GeoIP_region_name_by_code(gr->country_code, gr->region);
|
|
|
407
|
|
594
|
408 GeoIPRecord_delete(gr);
|
|
|
409
|
|
|
410 if (val == NULL) {
|
|
|
411 goto not_found;
|
|
|
412 }
|
|
|
413
|
|
592
|
414 len = ngx_strlen(val);
|
|
|
415 v->data = ngx_pnalloc(r->pool, len);
|
|
|
416 if (v->data == NULL) {
|
|
|
417 return NGX_ERROR;
|
|
|
418 }
|
|
|
419
|
|
|
420 ngx_memcpy(v->data, val, len);
|
|
|
421
|
|
|
422 v->len = len;
|
|
|
423 v->valid = 1;
|
|
|
424 v->no_cacheable = 0;
|
|
|
425 v->not_found = 0;
|
|
|
426
|
|
|
427 return NGX_OK;
|
|
|
428
|
|
|
429 not_found:
|
|
|
430
|
|
|
431 v->not_found = 1;
|
|
|
432
|
|
|
433 return NGX_OK;
|
|
|
434 }
|
|
|
435
|
|
|
436
|
|
|
437 static ngx_int_t
|
|
558
|
438 ngx_http_geoip_city_float_variable(ngx_http_request_t *r,
|
|
|
439 ngx_http_variable_value_t *v, uintptr_t data)
|
|
|
440 {
|
|
|
441 float val;
|
|
|
442 GeoIPRecord *gr;
|
|
|
443
|
|
|
444 gr = ngx_http_geoip_get_city_record(r);
|
|
|
445 if (gr == NULL) {
|
|
|
446 v->not_found = 1;
|
|
|
447 return NGX_OK;
|
|
|
448 }
|
|
|
449
|
|
|
450 v->data = ngx_pnalloc(r->pool, NGX_INT64_LEN + 5);
|
|
|
451 if (v->data == NULL) {
|
|
|
452 GeoIPRecord_delete(gr);
|
|
|
453 return NGX_ERROR;
|
|
|
454 }
|
|
|
455
|
|
|
456 val = *(float *) ((char *) gr + data);
|
|
|
457
|
|
|
458 v->len = ngx_sprintf(v->data, "%.4f", val) - v->data;
|
|
|
459
|
|
|
460 GeoIPRecord_delete(gr);
|
|
|
461
|
|
|
462 return NGX_OK;
|
|
|
463 }
|
|
|
464
|
|
|
465
|
|
592
|
466 static ngx_int_t
|
|
|
467 ngx_http_geoip_city_int_variable(ngx_http_request_t *r,
|
|
|
468 ngx_http_variable_value_t *v, uintptr_t data)
|
|
|
469 {
|
|
|
470 int val;
|
|
|
471 GeoIPRecord *gr;
|
|
|
472
|
|
|
473 gr = ngx_http_geoip_get_city_record(r);
|
|
|
474 if (gr == NULL) {
|
|
|
475 v->not_found = 1;
|
|
|
476 return NGX_OK;
|
|
|
477 }
|
|
|
478
|
|
|
479 v->data = ngx_pnalloc(r->pool, NGX_INT64_LEN);
|
|
|
480 if (v->data == NULL) {
|
|
|
481 GeoIPRecord_delete(gr);
|
|
|
482 return NGX_ERROR;
|
|
|
483 }
|
|
|
484
|
|
|
485 val = *(int *) ((char *) gr + data);
|
|
|
486
|
|
|
487 v->len = ngx_sprintf(v->data, "%d", val) - v->data;
|
|
|
488
|
|
|
489 GeoIPRecord_delete(gr);
|
|
|
490
|
|
|
491 return NGX_OK;
|
|
|
492 }
|
|
|
493
|
|
|
494
|
|
558
|
495 static GeoIPRecord *
|
|
|
496 ngx_http_geoip_get_city_record(ngx_http_request_t *r)
|
|
|
497 {
|
|
|
498 ngx_http_geoip_conf_t *gcf;
|
|
|
499
|
|
|
500 gcf = ngx_http_get_module_main_conf(r, ngx_http_geoip_module);
|
|
|
501
|
|
626
|
502 if (gcf->city) {
|
|
674
|
503 return GeoIP_record_by_ipnum(gcf->city, ngx_http_geoip_addr(r, gcf));
|
|
558
|
504 }
|
|
|
505
|
|
|
506 return NULL;
|
|
|
507 }
|
|
|
508
|
|
|
509
|
|
|
510 static ngx_int_t
|
|
508
|
511 ngx_http_geoip_add_variables(ngx_conf_t *cf)
|
|
|
512 {
|
|
|
513 ngx_http_variable_t *var, *v;
|
|
|
514
|
|
|
515 for (v = ngx_http_geoip_vars; v->name.len; v++) {
|
|
|
516 var = ngx_http_add_variable(cf, &v->name, v->flags);
|
|
|
517 if (var == NULL) {
|
|
|
518 return NGX_ERROR;
|
|
|
519 }
|
|
|
520
|
|
|
521 var->get_handler = v->get_handler;
|
|
|
522 var->data = v->data;
|
|
|
523 }
|
|
|
524
|
|
|
525 return NGX_OK;
|
|
|
526 }
|
|
|
527
|
|
|
528
|
|
|
529 static void *
|
|
|
530 ngx_http_geoip_create_conf(ngx_conf_t *cf)
|
|
|
531 {
|
|
|
532 ngx_pool_cleanup_t *cln;
|
|
|
533 ngx_http_geoip_conf_t *conf;
|
|
|
534
|
|
|
535 conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_geoip_conf_t));
|
|
|
536 if (conf == NULL) {
|
|
|
537 return NULL;
|
|
|
538 }
|
|
|
539
|
|
674
|
540 conf->proxy_recursive = NGX_CONF_UNSET;
|
|
|
541
|
|
508
|
542 cln = ngx_pool_cleanup_add(cf->pool, 0);
|
|
|
543 if (cln == NULL) {
|
|
|
544 return NULL;
|
|
|
545 }
|
|
|
546
|
|
|
547 cln->handler = ngx_http_geoip_cleanup;
|
|
|
548 cln->data = conf;
|
|
|
549
|
|
|
550 return conf;
|
|
|
551 }
|
|
|
552
|
|
|
553
|
|
|
554 static char *
|
|
674
|
555 ngx_http_geoip_init_conf(ngx_conf_t *cf, void *conf)
|
|
|
556 {
|
|
|
557 ngx_http_geoip_conf_t *gcf = conf;
|
|
|
558
|
|
|
559 ngx_conf_init_value(gcf->proxy_recursive, 0);
|
|
|
560
|
|
|
561 return NGX_CONF_OK;
|
|
|
562 }
|
|
|
563
|
|
|
564
|
|
|
565 static char *
|
|
508
|
566 ngx_http_geoip_country(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
|
567 {
|
|
|
568 ngx_http_geoip_conf_t *gcf = conf;
|
|
|
569
|
|
|
570 ngx_str_t *value;
|
|
|
571
|
|
|
572 if (gcf->country) {
|
|
|
573 return "is duplicate";
|
|
|
574 }
|
|
|
575
|
|
|
576 value = cf->args->elts;
|
|
|
577
|
|
|
578 gcf->country = GeoIP_open((char *) value[1].data, GEOIP_MEMORY_CACHE);
|
|
|
579
|
|
|
580 if (gcf->country == NULL) {
|
|
|
581 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
626
|
582 "GeoIP_open(\"%V\") failed", &value[1]);
|
|
508
|
583
|
|
|
584 return NGX_CONF_ERROR;
|
|
|
585 }
|
|
|
586
|
|
614
|
587 if (cf->args->nelts == 3) {
|
|
|
588 if (ngx_strcmp(value[2].data, "utf8") == 0) {
|
|
|
589 GeoIP_set_charset (gcf->country, GEOIP_CHARSET_UTF8);
|
|
|
590
|
|
|
591 } else {
|
|
|
592 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
593 "invalid parameter \"%V\"", &value[2]);
|
|
|
594 return NGX_CONF_ERROR;
|
|
|
595 }
|
|
|
596 }
|
|
|
597
|
|
508
|
598 switch (gcf->country->databaseType) {
|
|
|
599
|
|
|
600 case GEOIP_COUNTRY_EDITION:
|
|
|
601 case GEOIP_PROXY_EDITION:
|
|
|
602 case GEOIP_NETSPEED_EDITION:
|
|
|
603
|
|
|
604 return NGX_CONF_OK;
|
|
|
605
|
|
|
606 default:
|
|
|
607 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
608 "invalid GeoIP database \"%V\" type:%d",
|
|
|
609 &value[1], gcf->country->databaseType);
|
|
|
610 return NGX_CONF_ERROR;
|
|
|
611 }
|
|
|
612 }
|
|
|
613
|
|
|
614
|
|
|
615 static char *
|
|
626
|
616 ngx_http_geoip_org(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
|
617 {
|
|
|
618 ngx_http_geoip_conf_t *gcf = conf;
|
|
|
619
|
|
|
620 ngx_str_t *value;
|
|
|
621
|
|
|
622 if (gcf->org) {
|
|
|
623 return "is duplicate";
|
|
|
624 }
|
|
|
625
|
|
|
626 value = cf->args->elts;
|
|
|
627
|
|
|
628 gcf->org = GeoIP_open((char *) value[1].data, GEOIP_MEMORY_CACHE);
|
|
|
629
|
|
|
630 if (gcf->org == NULL) {
|
|
|
631 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
632 "GeoIP_open(\"%V\") failed", &value[1]);
|
|
|
633
|
|
|
634 return NGX_CONF_ERROR;
|
|
|
635 }
|
|
|
636
|
|
|
637 if (cf->args->nelts == 3) {
|
|
|
638 if (ngx_strcmp(value[2].data, "utf8") == 0) {
|
|
|
639 GeoIP_set_charset (gcf->org, GEOIP_CHARSET_UTF8);
|
|
|
640
|
|
|
641 } else {
|
|
|
642 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
643 "invalid parameter \"%V\"", &value[2]);
|
|
|
644 return NGX_CONF_ERROR;
|
|
|
645 }
|
|
|
646 }
|
|
|
647
|
|
|
648 switch (gcf->org->databaseType) {
|
|
|
649
|
|
|
650 case GEOIP_ISP_EDITION:
|
|
|
651 case GEOIP_ORG_EDITION:
|
|
|
652 case GEOIP_DOMAIN_EDITION:
|
|
|
653 case GEOIP_ASNUM_EDITION:
|
|
|
654
|
|
|
655 return NGX_CONF_OK;
|
|
|
656
|
|
|
657 default:
|
|
|
658 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
659 "invalid GeoIP database \"%V\" type:%d",
|
|
|
660 &value[1], gcf->org->databaseType);
|
|
|
661 return NGX_CONF_ERROR;
|
|
|
662 }
|
|
|
663 }
|
|
|
664
|
|
|
665
|
|
|
666 static char *
|
|
508
|
667 ngx_http_geoip_city(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
|
668 {
|
|
|
669 ngx_http_geoip_conf_t *gcf = conf;
|
|
|
670
|
|
|
671 ngx_str_t *value;
|
|
|
672
|
|
|
673 if (gcf->city) {
|
|
|
674 return "is duplicate";
|
|
|
675 }
|
|
|
676
|
|
|
677 value = cf->args->elts;
|
|
|
678
|
|
|
679 gcf->city = GeoIP_open((char *) value[1].data, GEOIP_MEMORY_CACHE);
|
|
|
680
|
|
|
681 if (gcf->city == NULL) {
|
|
|
682 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
626
|
683 "GeoIP_open(\"%V\") failed", &value[1]);
|
|
508
|
684
|
|
|
685 return NGX_CONF_ERROR;
|
|
|
686 }
|
|
|
687
|
|
614
|
688 if (cf->args->nelts == 3) {
|
|
|
689 if (ngx_strcmp(value[2].data, "utf8") == 0) {
|
|
|
690 GeoIP_set_charset (gcf->city, GEOIP_CHARSET_UTF8);
|
|
|
691
|
|
|
692 } else {
|
|
|
693 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
694 "invalid parameter \"%V\"", &value[2]);
|
|
|
695 return NGX_CONF_ERROR;
|
|
|
696 }
|
|
|
697 }
|
|
|
698
|
|
508
|
699 switch (gcf->city->databaseType) {
|
|
|
700
|
|
|
701 case GEOIP_CITY_EDITION_REV0:
|
|
|
702 case GEOIP_CITY_EDITION_REV1:
|
|
|
703
|
|
|
704 return NGX_CONF_OK;
|
|
|
705
|
|
|
706 default:
|
|
|
707 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
|
|
|
708 "invalid GeoIP City database \"%V\" type:%d",
|
|
|
709 &value[1], gcf->city->databaseType);
|
|
|
710 return NGX_CONF_ERROR;
|
|
|
711 }
|
|
|
712 }
|
|
|
713
|
|
|
714
|
|
674
|
715 static char *
|
|
|
716 ngx_http_geoip_proxy(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
|
|
|
717 {
|
|
|
718 ngx_http_geoip_conf_t *gcf = conf;
|
|
|
719
|
|
|
720 ngx_str_t *value;
|
|
|
721 ngx_cidr_t cidr, *c;
|
|
|
722
|
|
|
723 value = cf->args->elts;
|
|
|
724
|
|
|
725 if (ngx_http_geoip_cidr_value(cf, &value[1], &cidr) != NGX_OK) {
|
|
|
726 return NGX_CONF_ERROR;
|
|
|
727 }
|
|
|
728
|
|
|
729 if (gcf->proxies == NULL) {
|
|
|
730 gcf->proxies = ngx_array_create(cf->pool, 4, sizeof(ngx_cidr_t));
|
|
|
731 if (gcf->proxies == NULL) {
|
|
|
732 return NGX_CONF_ERROR;
|
|
|
733 }
|
|
|
734 }
|
|
|
735
|
|
|
736 c = ngx_array_push(gcf->proxies);
|
|
|
737 if (c == NULL) {
|
|
|
738 return NGX_CONF_ERROR;
|
|
|
739 }
|
|
|
740
|
|
|
741 *c = cidr;
|
|
|
742
|
|
|
743 return NGX_CONF_OK;
|
|
|
744 }
|
|
|
745
|
|
|
746 static ngx_int_t
|
|
|
747 ngx_http_geoip_cidr_value(ngx_conf_t *cf, ngx_str_t *net, ngx_cidr_t *cidr)
|
|
|
748 {
|
|
|
749 ngx_int_t rc;
|
|
|
750
|
|
|
751 if (ngx_strcmp(net->data, "255.255.255.255") == 0) {
|
|
|
752 cidr->family = AF_INET;
|
|
|
753 cidr->u.in.addr = 0xffffffff;
|
|
|
754 cidr->u.in.mask = 0xffffffff;
|
|
|
755
|
|
|
756 return NGX_OK;
|
|
|
757 }
|
|
|
758
|
|
|
759 rc = ngx_ptocidr(net, cidr);
|
|
|
760
|
|
|
761 if (rc == NGX_ERROR) {
|
|
|
762 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "invalid network \"%V\"", net);
|
|
|
763 return NGX_ERROR;
|
|
|
764 }
|
|
|
765
|
|
|
766 if (rc == NGX_DONE) {
|
|
|
767 ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
|
|
|
768 "low address bits of %V are meaningless", net);
|
|
|
769 }
|
|
|
770
|
|
|
771 return NGX_OK;
|
|
|
772 }
|
|
|
773
|
|
|
774
|
|
508
|
775 static void
|
|
|
776 ngx_http_geoip_cleanup(void *data)
|
|
|
777 {
|
|
|
778 ngx_http_geoip_conf_t *gcf = data;
|
|
|
779
|
|
|
780 if (gcf->country) {
|
|
|
781 GeoIP_delete(gcf->country);
|
|
|
782 }
|
|
|
783
|
|
626
|
784 if (gcf->org) {
|
|
|
785 GeoIP_delete(gcf->org);
|
|
|
786 }
|
|
|
787
|
|
508
|
788 if (gcf->city) {
|
|
|
789 GeoIP_delete(gcf->city);
|
|
|
790 }
|
|
|
791 }
|
