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annotate xml/ru/docs/http/ngx_http_geo_module.xml @ 368:ce12542164cf

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Fixed some bugs.
author Ruslan Ermilov <ru@nginx.com>
date Fri, 27 Jan 2012 22:26:28 +0000
parents 2e549bb93401
children 65750bdde8fb
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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bfe3eff81d04 Removed redundant encoding specification.
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1 <?xml version="1.0"?>
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2
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3 <!DOCTYPE module SYSTEM "../../../../dtd/module.dtd">
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4
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5 <module name="Модуль ngx_http_geo_module"
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6 link="/ru/docs/http/ngx_http_geo_module.html"
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7 lang="ru">
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8
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9 <section id="summary">
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10
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11 <para>
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12 Модуль <literal>ngx_http_geo_module</literal> создаёт переменные,
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13 значения которых зависят от IP-адреса клиента.
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14 </para>
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15
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16 </section>
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17
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18
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19 <section id="example" name="Пример конфигурации">
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20
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21 <para>
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22 <example>
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23 geo $geo {
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24 default 0;
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25 127.0.0.1/32 2;
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26 192.168.1.0/24 1;
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27 10.1.0.0/16 1;
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28 }
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29 </example>
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30 </para>
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31
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32 </section>
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33
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34
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35 <section id="directives" name="Директивы">
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36
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37 <directive name="geo">
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38 <syntax block="yes">[<value>$адрес</value>] <value>$переменная</value></syntax>
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1d315ef37215 The case <default/> is now language-agnostic.
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39 <default/>
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40 <context>http</context>
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41
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42 <para>
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43 Описывает для указанной переменной зависимость значения от
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44 IP-адреса клиента.
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45 По умолчанию адрес берётся из переменной <var>$remote_addr</var>,
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46 но его также можно получить из другой переменной (0.7.27), например:
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47 <example>
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48 geo $arg_remote_addr $geo {
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49 ...;
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50 }
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51 </example>
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52 Если значение переменной не представляет из себя правильный IP-адрес,
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53 то используется адрес “<literal>255.255.255.255</literal>”.
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54 </para>
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55
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56 <para>
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57 Адреса задаются в виде CIDR или в виде диапазонов (0.7.23).
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58 Кроме того, есть пять специальных параметров:
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59 <list type="tag">
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60
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61 <tag-name><literal>delete</literal></tag-name>
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62 <tag-desc>
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63 удаляет описанную сеть (0.7.23).
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64 </tag-desc>
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65
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66 <tag-name><literal>default</literal></tag-name>
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67 <tag-desc>
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68 значение переменной, если адрес клиента не соответствует
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69 ни одному заданному адресу.
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70 При использовании CIDR вместо <literal>default</literal> можно
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71 также написать “<literal>0.0.0.0/0</literal>”.
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72 </tag-desc>
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73
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74 <tag-name><literal>include</literal></tag-name>
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75 <tag-desc>
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76 включает файл с адресами и значениями.
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77 Включений может быть несколько.
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78 </tag-desc>
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79
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80 <tag-name><literal>proxy</literal></tag-name>
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81 <tag-desc>
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82 задаёт адреса прокси-серверов (0.8.7, 0.7.63),
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83 при запросе с которых будет использоваться адрес в переданном
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84 поле заголовка запроса <header>X-Forwarded-For</header>.
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85 В отличие от обычных адресов, адреса прокси-серверов проверяются
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86 последовательно.
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87 </tag-desc>
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88
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89 <tag-name><literal>ranges</literal></tag-name>
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90 <tag-desc>
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91 указывает, что адреса задаются в виде диапазонов (0.7.23).
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92 Этот параметр должен быть первым.
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93 Для ускорения загрузки гео-базы нужно располагать адреса в порядке возрастания.
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94 </tag-desc>
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95
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96 </list>
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97 </para>
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98
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99 <para>
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100 Пример:
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101 <example>
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102 geo $country {
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103 default ZZ;
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104 include conf/geo.conf;
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105 delete 127.0.0.0/16;
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106 proxy 192.168.100.0/24;
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107
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108 127.0.0.0/24 US;
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109 127.0.0.1/32 RU;
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110 10.1.0.0/16 RU;
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111 192.168.1.0/24 UK;
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112 }
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113 </example>
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114 </para>
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115
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116 <para>
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117 В файле <path>conf/geo.conf</path> могут быть такие строки:
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118 <example>
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119 10.2.0.0/16 RU;
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120 192.168.2.0/24 RU;
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121 </example>
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122 </para>
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123
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124 <para>
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125 В качестве значения выбирается максимальное совпадение, например,
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126 для адреса 127.0.0.1 будет выбрано значение “<literal>RU</literal>”,
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127 а не “<literal>US</literal>”.
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128 </para>
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129
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130 <para>
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131 Пример описания диапазонов:
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132 <example>
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133 geo $country {
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134 ranges;
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135 default ZZ;
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136 127.0.0.0-127.0.0.0 US;
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137 127.0.0.1-127.0.0.1 RU;
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138 127.0.0.2-127.0.0.255 US;
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139 10.1.0.0-10.1.255.255 RU;
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140 192.168.1.0-192.168.1.255 UK;
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141 }
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142 </example>
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143 </para>
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144
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145 </directive>
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146
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147 </section>
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148
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149 </module>