annotate xml/ru/docs/http/ngx_http_upstream_module.xml @ 1809:2245f2827e2f

Added examples of Linux and FreeBSD paths to "state" directive.
author Yaroslav Zhuravlev <yar@nginx.com>
date Fri, 07 Oct 2016 20:31:57 +0300
parents 592f9fa804f6
children 0160e8784417
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 <?xml version="1.0"?>
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2
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3 <!--
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4 Copyright (C) Igor Sysoev
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5 Copyright (C) Nginx, Inc.
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6 -->
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7
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8 <!DOCTYPE module SYSTEM "../../../../dtd/module.dtd">
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9
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10 <module name="Модуль ngx_http_upstream_module"
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11 link="/ru/docs/http/ngx_http_upstream_module.html"
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12 lang="ru"
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13 rev="52">
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14
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15 <section id="summary">
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16
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17 <para>
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18 Модуль <literal>ngx_http_upstream_module</literal>
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19 позволяет описывать группы серверов,
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20 которые могут использоваться в директивах
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21 <link doc="ngx_http_proxy_module.xml" id="proxy_pass"/>,
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22 <link doc="ngx_http_fastcgi_module.xml" id="fastcgi_pass"/>,
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23 <link doc="ngx_http_uwsgi_module.xml" id="uwsgi_pass"/>,
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24 <link doc="ngx_http_scgi_module.xml" id="scgi_pass"/> и
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25 <link doc="ngx_http_memcached_module.xml" id="memcached_pass"/>.
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26 </para>
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27
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28 </section>
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29
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30
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31 <section id="example" name="Пример конфигурации">
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32
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33 <para>
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34 <example>
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35 upstream <emphasis>backend</emphasis> {
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36 server backend1.example.com weight=5;
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37 server backend2.example.com:8080;
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38 server unix:/tmp/backend3;
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39
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40 server backup1.example.com:8080 backup;
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41 server backup2.example.com:8080 backup;
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42 }
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43
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44 server {
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45 location / {
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46 proxy_pass http://<emphasis>backend</emphasis>;
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47 }
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48 }
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49 </example>
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50 </para>
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51
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52 <para>
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53 Динамически настраиваемая группа,
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54 доступна как часть
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55 <commercial_version>коммерческой подписки</commercial_version>:
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56 <example>
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57 resolver 10.0.0.1;
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58
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59 upstream <emphasis>dynamic</emphasis> {
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60 zone upstream_dynamic 64k;
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61
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62 server backend1.example.com weight=5;
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63 server backend2.example.com:8080 fail_timeout=5s slow_start=30s;
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64 server 192.0.2.1 max_fails=3;
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65 server backend3.example.com resolve;
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66 server backend4.example.com service=http resolve;
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67
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68 server backup1.example.com:8080 backup;
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69 server backup2.example.com:8080 backup;
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70 }
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71
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72 server {
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73 location / {
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74 proxy_pass http://<emphasis>dynamic</emphasis>;
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75 health_check;
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76 }
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77 }
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78 </example>
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79 </para>
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80
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81 </section>
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83
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84 <section id="directives" name="Директивы">
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85
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86 <directive name="upstream">
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87 <syntax block="yes"><value>название</value></syntax>
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88 <default/>
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89 <context>http</context>
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90
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91 <para>
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92 Описывает группу серверов.
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93 Серверы могут слушать на разных портах.
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94 Кроме того, можно одновременно использовать серверы,
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95 слушающие на TCP- и UNIX-сокетах.
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96 </para>
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97
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98 <para>
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99 Пример:
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100 <example>
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101 upstream backend {
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102 server backend1.example.com weight=5;
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103 server 127.0.0.1:8080 max_fails=3 fail_timeout=30s;
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104 server unix:/tmp/backend3;
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105
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106 server backup1.example.com backup;
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107 }
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108 </example>
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109 </para>
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110
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111 <para>
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112 По умолчанию запросы распределяются по серверам циклически
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113 (в режиме round-robin) с учётом весов серверов.
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114 В вышеприведённом примере каждые 7 запросов будут распределены так:
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115 5 запросов на <literal>backend1.example.com</literal>
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116 и по одному запросу на второй и третий серверы.
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117 Если при попытке работы с сервером происходит ошибка, то запрос
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118 передаётся следующему серверу, и так далее до тех пор, пока не будут опробованы
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119 все работающие серверы.
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120 Если не удастся получить успешный ответ
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121 ни от одного из серверов, то клиенту будет возвращён результат работы
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122 с последним сервером.
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123 </para>
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124
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125 </directive>
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126
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127
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128 <directive name="server">
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129 <syntax><value>адрес</value> [<value>параметры</value>]</syntax>
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130 <default/>
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131 <context>upstream</context>
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132
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133 <para>
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134 Задаёт <value>адрес</value> и другие <value>параметры</value>
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135 сервера.
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136 Адрес может быть указан в виде доменного имени или IP-адреса,
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137 и необязательного порта, или в виде пути UNIX-сокета, который
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138 указывается после префикса “<literal>unix:</literal>”.
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139 Если порт не указан, используется порт 80.
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140 Доменное имя, которому соответствует несколько IP-адресов,
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141 задаёт сразу несколько серверов.
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142 </para>
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143
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144 <para>
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145 Могут быть заданы следующие параметры:
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146 <list type="tag">
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147
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148 <tag-name id="weight">
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149 <literal>weight</literal>=<value>число</value>
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150 </tag-name>
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151 <tag-desc>
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152 задаёт вес сервера, по умолчанию 1.
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153 </tag-desc>
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154
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155 <tag-name id="max_conns">
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156 <literal>max_conns</literal>=<value>число</value>
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157 </tag-name>
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158 <tag-desc>
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159 ограничивает максимальное <value>число</value> одновременных активных
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160 соединений к проксируемому серверу (1.11.5).
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161 Значение по умолчанию равно 0 и означает, что ограничения нет.
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162 Если группа не находится в <link id="zone">зоне разделяемой памяти</link>,
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163 то ограничение работает отдельно для каждого рабочего процесса.
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164 <note>
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165 При включённых <link id="keepalive">неактивных постоянных</link> соединениях,
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166 нескольких
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167 <link doc="../ngx_core_module.xml" id="worker_processes">рабочих процессах</link>
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168 и <link id="zone">зоне разделяемой памяти</link>,
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169 суммарное число активных и неактивных соединений с проксируемым сервером
1800
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170 может превышать значение <literal>max_conns</literal>.
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171 </note>
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172 <note>
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173 Начиная с версии 1.5.9 и до версии 1.11.5
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174 этот параметр был доступен как часть
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175 <commercial_version>коммерческой подписки</commercial_version>.
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176 </note>
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177 </tag-desc>
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178
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179 <tag-name id="max_fails">
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180 <literal>max_fails</literal>=<value>число</value>
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181 </tag-name>
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182 <tag-desc>
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183 задаёт число неудачных попыток работы с сервером, которые должны произойти
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184 в течение времени, заданного параметром <literal>fail_timeout</literal>,
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185 чтобы сервер считался недоступным на период времени, также заданный
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186 параметром <literal>fail_timeout</literal>.
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187 По умолчанию число попыток устанавливается равным 1.
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188 Нулевое значение отключает учёт попыток.
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189 Что считается неудачной попыткой, определяется директивами
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190 <link doc="ngx_http_proxy_module.xml" id="proxy_next_upstream"/>,
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191 <link doc="ngx_http_fastcgi_module.xml" id="fastcgi_next_upstream"/>,
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192 <link doc="ngx_http_uwsgi_module.xml" id="uwsgi_next_upstream"/>,
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193 <link doc="ngx_http_scgi_module.xml" id="scgi_next_upstream"/> и
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194 <link doc="ngx_http_memcached_module.xml" id="memcached_next_upstream"/>.
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195 </tag-desc>
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196
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197 <tag-name id="fail_timeout">
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198 <literal>fail_timeout</literal>=<value>время</value>
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199 </tag-name>
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200 <tag-desc>
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201 задаёт
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202 <list type="bullet">
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203
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204 <listitem>
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205 время, в течение которого должно произойти заданное число неудачных
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206 попыток работы с сервером для того, чтобы сервер считался недоступным;
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207 </listitem>
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208
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209 <listitem>
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210 и время, в течение которого сервер будет считаться недоступным.
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211 </listitem>
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212
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213 </list>
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214 По умолчанию параметр равен 10 секундам.
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215 </tag-desc>
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216
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217 <tag-name id="backup">
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218 <literal>backup</literal>
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219 </tag-name>
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220 <tag-desc>
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221 помечает сервер как запасной сервер.
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222 На него будут передаваться запросы в случае, если не работают основные серверы.
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223 </tag-desc>
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224
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225 <tag-name id="down">
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226 <literal>down</literal>
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227 </tag-name>
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228 <tag-desc>
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229 помечает сервер как постоянно недоступный.
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230 </tag-desc>
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231
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232 </list>
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233 </para>
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234
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235 <para>
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236 Кроме того,
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237 следующие параметры доступны как часть
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238 <commercial_version>коммерческой подписки</commercial_version>:
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239 <list type="tag">
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240
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241 <tag-name id="resolve">
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242 <literal>resolve</literal>
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243 </tag-name>
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244 <tag-desc>
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245 отслеживает изменения IP-адресов, соответствующих доменному имени сервера,
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246 и автоматически изменяет конфигурацию группы
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247 без необходимости перезапуска nginx (1.5.12).
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248 Группа должна находиться в <link id="zone">зоне разделяемой памяти</link>.
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249 <para>
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250 Для работы этого параметра
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251 директива <link doc="ngx_http_core_module.xml" id="resolver"/>
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252 должна быть задана в блоке
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253 <link doc="ngx_http_core_module.xml" id="http"/>.
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254 Пример:
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255 <example>
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256 http {
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257 resolver 10.0.0.1;
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258
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259 upstream u {
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260 zone ...;
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261 ...
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262 server example.com resolve;
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263 }
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264 }
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265 </example>
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266 </para>
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267 </tag-desc>
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268
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269 <tag-name id="route">
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270 <literal>route</literal>=<value>строка</value>
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271 </tag-name>
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272 <tag-desc>
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273 задаёт имя маршрута к серверу.
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274 </tag-desc>
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275
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276 <tag-name id="service">
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277 <literal>service</literal>=<value>имя</value>
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278 </tag-name>
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279 <tag-desc>
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280 включает преобразование
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281 <link url="https://tools.ietf.org/html/rfc2782">SRV</link>-записей
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282 DNS и задаёт <value>имя</value> сервиса (1.9.13).
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283 Для работы параметра необходимо указать
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284 параметр <link id="resolve"/> для сервера
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285 и не указывать порт сервера.
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286 <para>
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287 Если имя сервиса не содержит точку (“<literal>.</literal>”), то
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288 имя составляется в соответствии с
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289 <link url="https://tools.ietf.org/html/rfc2782">RFC</link>
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290 и в префикс службы добавляется протокол TCP.
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291 Например, для получения
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292 SRV-записи <literal>_http._tcp.backend.example.com</literal>
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293 необходимо указать директиву:
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294 <example>
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295 server backend.example.com service=http resolve;
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296 </example>
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297 Если имя сервиса содержит одну и более точек, то имя составляется
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298 при помощи соединения префикса службы и имени сервера.
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299 Например, для получения SRV-записей
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300 <literal>_http._tcp.backend.example.com</literal>
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301 и <literal>server1.backend.example.com</literal>
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302 необходимо указать директивы:
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303 <example>
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304 server backend.example.com service=_http._tcp resolve;
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305 server example.com service=server1.backend resolve;
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306 </example>
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307 </para>
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308
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309 <para>
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310 SRV-записи с наивысшим приоритетом
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311 (записи с одинаковым наименьшим значением приоритета)
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312 преобразуются в основные серверы,
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313 остальные SRV-записи преобразуются в запасные серверы.
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314 Если в конфигурации сервера указан параметр <link id="backup"/>,
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315 высокоприоритетные SRV-записи преобразуются в запасные серверы,
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316 остальные SRV-записи игнорируются.
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317 </para>
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318 </tag-desc>
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319
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320 <tag-name id="slow_start">
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321 <literal>slow_start</literal>=<value>время</value>
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322 </tag-name>
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323 <tag-desc>
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324 задаёт <value>время</value>, в течение которого вес сервера
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325 восстановится от нуля до своего номинального значения в ситуации, когда
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326 неработоспособный (unhealthy) сервер вновь становится работоспособным
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327 (<link id="health_check">healthy</link>)
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328 или когда сервер становится доступным по прошествии времени,
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329 в течение которого он считался <link id="fail_timeout">недоступным</link>.
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330 Значение по умолчанию равно нулю и означает, что медленный старт выключен.
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331 </tag-desc>
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332
533
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333 </list>
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334 </para>
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335
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336 <para>
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337 <note>
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338 Если в группе только один сервер, параметры <literal>max_fails</literal>,
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339 <literal>fail_timeout</literal> и <literal>slow_start</literal>
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340 игнорируются и такой сервер никогда не будет считаться недоступным.
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341 </note>
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342 </para>
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343
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344 </directive>
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345
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346
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347 <directive name="zone">
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348 <syntax><value>имя</value> [<value>размер</value>]</syntax>
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349 <default/>
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350 <context>upstream</context>
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351 <appeared-in>1.9.0</appeared-in>
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352
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353 <para>
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354 Задаёт <value>имя</value> и <value>размер</value> зоны разделяемой памяти,
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355 в которой хранятся конфигурация группы и её рабочее состояние,
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356 разделяемые между рабочими процессами.
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357 В одной и той же зоне могут быть сразу несколько групп.
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358 В этом случае достаточно указать <value>размер</value> только один раз.
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359 </para>
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360
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361 <para>
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362 Дополнительно, как часть
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363 <commercial_version>коммерческой подписки</commercial_version>,
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diff changeset
364 в таких группах для изменения состава группы
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365 или настроек отдельных серверов
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diff changeset
366 нет необходимости перезапускать nginx.
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367 Конфигурация доступна через специальный location,
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diff changeset
368 в котором указана директива
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369 <link doc="ngx_http_upstream_conf_module.xml" id="upstream_conf"/>.
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370 </para>
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371
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372 </directive>
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373
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diff changeset
374
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375 <directive name="state">
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diff changeset
376 <syntax><value>файл</value></syntax>
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377 <default/>
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378 <context>upstream</context>
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379 <appeared-in>1.9.7</appeared-in>
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diff changeset
380
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381 <para>
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382 Задаёт <value>файл</value>, в котором хранится состояние
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diff changeset
383 динамически настраиваемой группы.
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384 </para>
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diff changeset
385
2245f2827e2f Added examples of Linux and FreeBSD paths to "state" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1801
diff changeset
386 <para>
2245f2827e2f Added examples of Linux and FreeBSD paths to "state" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1801
diff changeset
387 Примеры:
2245f2827e2f Added examples of Linux and FreeBSD paths to "state" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1801
diff changeset
388 <example>
2245f2827e2f Added examples of Linux and FreeBSD paths to "state" directive.
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parents: 1801
diff changeset
389 state /var/lib/nginx/state/servers.conf; # путь для Linux
2245f2827e2f Added examples of Linux and FreeBSD paths to "state" directive.
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parents: 1801
diff changeset
390 state /var/db/nginx/state/servers.conf; # путь для FreeBSD
2245f2827e2f Added examples of Linux and FreeBSD paths to "state" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1801
diff changeset
391 </example>
2245f2827e2f Added examples of Linux and FreeBSD paths to "state" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1801
diff changeset
392 </para>
2245f2827e2f Added examples of Linux and FreeBSD paths to "state" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1801
diff changeset
393
2245f2827e2f Added examples of Linux and FreeBSD paths to "state" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1801
diff changeset
394 <para>
1636
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
395 В данный момент состояние ограничено списком серверов с их параметрами.
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
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parents: 1625
diff changeset
396 Файл читается при парсинге конфигурации и обновляется каждый раз при
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
397 <link doc="ngx_http_upstream_conf_module.xml" id="upstream_conf">изменении</link>
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
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parents: 1625
diff changeset
398 конфигурации группы.
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
399 Изменение содержимого файла напрямую не рекомендуется.
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
400 Директиву нельзя использовать
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
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parents: 1625
diff changeset
401 совместно с директивой <link id="server"/>.
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
402 </para>
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
403
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
404 <para>
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
405 <note>
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
406 Изменения, совершённые в момент
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
407 <link doc="../control.xml" id="reconfiguration">перезагрузки конфигурации</link>
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
408 или <link doc="../control.xml" id="upgrade">обновления бинарного файла</link>,
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
409 могут быть потеряны.
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
410 </note>
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
411 </para>
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
412
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
413 <para>
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
414 <note>
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
415 Эта директива доступна как часть
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
416 <commercial_version>коммерческой подписки</commercial_version>.
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
417 </note>
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
418 </para>
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
419
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
420 </directive>
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
421
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
422
1230
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
423 <directive name="hash">
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
424 <syntax><value>ключ</value> [<literal>consistent</literal>]</syntax>
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
425 <default/>
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
426 <context>upstream</context>
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
427 <appeared-in>1.7.2</appeared-in>
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
428
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
429 <para>
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
430 Задаёт метод балансировки нагрузки для группы, при котором
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
431 соответствие клиента серверу определяется при помощи
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
432 хэшированного значения <value>ключа</value>.
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
433 В качестве <value>ключа</value> может использоваться
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
434 текст, переменные и их комбинации.
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
435 Следует отметить, что любое добавление или удаление серверов в группе
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
436 может привести к перераспределению большинства ключей на другие серверы.
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
437 Метод совместим с библиотекой Perl
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
438 <link url="http://search.cpan.org/perldoc?Cache%3A%3AMemcached">Cache::Memcached</link>.
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
439 </para>
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
440
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
441 <para>
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
442 Если задан параметр <literal>consistent</literal>, то вместо
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
443 вышеописанного метода будет использоваться метод консистентного хэширования
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
444 <link url="http://www.last.fm/user/RJ/journal/2007/04/10/392555/">ketama</link>.
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
445 Метод гарантирует, что при добавлении сервера в группу или его удалении
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
446 на другие серверы будет перераспределено минимальное число ключей.
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
447 Применение метода для кэширующих серверов обеспечивает
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
448 больший процент попаданий в кэш.
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
449 Метод совместим с библиотекой Perl
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
450 <link url="http://search.cpan.org/perldoc?Cache%3A%3AMemcached%3A%3AFast">Cache::Memcached::Fast</link>
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
451 при значении параметра <value>ketama_points</value> равным 160.
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
452 </para>
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
453
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
454 </directive>
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
455
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
456
76
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
457 <directive name="ip_hash">
102
c76a257f3fd4 The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
parents: 99
diff changeset
458 <syntax/>
99
1d315ef37215 The case <default/> is now language-agnostic.
Ruslan Ermilov <ru@nginx.com>
parents: 79
diff changeset
459 <default/>
76
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
460 <context>upstream</context>
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
461
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
462 <para>
533
fb630c3c5039 Revamped the upstream documentation somewhat.
Ruslan Ermilov <ru@nginx.com>
parents: 526
diff changeset
463 Задаёт для группы метод балансировки нагрузки, при котором запросы
fb630c3c5039 Revamped the upstream documentation somewhat.
Ruslan Ermilov <ru@nginx.com>
parents: 526
diff changeset
464 распределяются по серверам на основе IP-адресов клиентов.
fb630c3c5039 Revamped the upstream documentation somewhat.
Ruslan Ermilov <ru@nginx.com>
parents: 526
diff changeset
465 В качестве ключа для хэширования используются первые три
542
a9e6a8613534 Documented IPv6 support in ip_hash.
Ruslan Ermilov <ru@nginx.com>
parents: 533
diff changeset
466 октета IPv4-адреса клиента или IPv6-адрес клиента целиком.
292
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
467 Метод гарантирует, что запросы одного и того же клиента
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
468 будут всегда передаваться на один и тот же сервер.
1240
019f8273ee24 Upstream: translated the missing parts of the "server" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1238
diff changeset
469 Если же этот сервер будет считаться недоступным,
292
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
470 то запросы этого клиента будут передаваться на другой сервер.
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
471 С большой долей вероятности это также будет один и тот же сервер.
542
a9e6a8613534 Documented IPv6 support in ip_hash.
Ruslan Ermilov <ru@nginx.com>
parents: 533
diff changeset
472 <note>
566
f8148fc88224 Documented 1.2.2 changes.
Ruslan Ermilov <ru@nginx.com>
parents: 542
diff changeset
473 IPv6-адреса поддерживаются начиная с версий 1.3.2 и 1.2.2.
542
a9e6a8613534 Documented IPv6 support in ip_hash.
Ruslan Ermilov <ru@nginx.com>
parents: 533
diff changeset
474 </note>
76
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
475 </para>
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
476
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
477 <para>
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
478 Если один из серверов нужно убрать на некоторое время, то для сохранения
292
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
479 текущего хэширования IP-адресов клиентов этот сервер нужно пометить
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
480 параметром <literal>down</literal>.
76
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
481 </para>
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
482
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
483 <para>
292
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
484 Пример:
76
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
485 <example>
292
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
486 upstream backend {
76
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
487 ip_hash;
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
488
292
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
489 server backend1.example.com;
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
490 server backend2.example.com;
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
491 server backend3.example.com <emphasis>down</emphasis>;
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
492 server backend4.example.com;
76
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
493 }
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
494 </example>
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
495 </para>
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
496
526
4f907cde0382 1.3.1 changes: ip_hash+weight, least_conn.
Ruslan Ermilov <ru@nginx.com>
parents: 367
diff changeset
497 <para>
4f907cde0382 1.3.1 changes: ip_hash+weight, least_conn.
Ruslan Ermilov <ru@nginx.com>
parents: 367
diff changeset
498 <note>
566
f8148fc88224 Documented 1.2.2 changes.
Ruslan Ermilov <ru@nginx.com>
parents: 542
diff changeset
499 До версий 1.3.1 и 1.2.2 для серверов, использующих метод балансировки нагрузки
526
4f907cde0382 1.3.1 changes: ip_hash+weight, least_conn.
Ruslan Ermilov <ru@nginx.com>
parents: 367
diff changeset
500 <literal>ip_hash</literal>, нельзя было задать вес.
4f907cde0382 1.3.1 changes: ip_hash+weight, least_conn.
Ruslan Ermilov <ru@nginx.com>
parents: 367
diff changeset
501 </note>
4f907cde0382 1.3.1 changes: ip_hash+weight, least_conn.
Ruslan Ermilov <ru@nginx.com>
parents: 367
diff changeset
502 </para>
4f907cde0382 1.3.1 changes: ip_hash+weight, least_conn.
Ruslan Ermilov <ru@nginx.com>
parents: 367
diff changeset
503
76
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
504 </directive>
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
505
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
506
316
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
507 <directive name="keepalive">
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
508 <syntax><value>соединения</value></syntax>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
509 <default/>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
510 <context>upstream</context>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
511 <appeared-in>1.1.4</appeared-in>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
512
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
513 <para>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
514 Задействует кэш соединений для группы серверов.
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
515 </para>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
516
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
517 <para>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
518 Параметр <value>соединения</value> устанавливает максимальное число
654
841118e33f41 Refined the text about cache of connections to upstream servers.
Ruslan Ermilov <ru@nginx.com>
parents: 589
diff changeset
519 неактивных постоянных соединений с серверами группы, которые будут
841118e33f41 Refined the text about cache of connections to upstream servers.
Ruslan Ermilov <ru@nginx.com>
parents: 589
diff changeset
520 сохраняться в кэше каждого рабочего процесса.
841118e33f41 Refined the text about cache of connections to upstream servers.
Ruslan Ermilov <ru@nginx.com>
parents: 589
diff changeset
521 При превышении этого числа наиболее давно не используемые соединения
841118e33f41 Refined the text about cache of connections to upstream servers.
Ruslan Ermilov <ru@nginx.com>
parents: 589
diff changeset
522 закрываются.
316
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
523 <note>
654
841118e33f41 Refined the text about cache of connections to upstream servers.
Ruslan Ermilov <ru@nginx.com>
parents: 589
diff changeset
524 Следует особо отметить, что директива <literal>keepalive</literal>
841118e33f41 Refined the text about cache of connections to upstream servers.
Ruslan Ermilov <ru@nginx.com>
parents: 589
diff changeset
525 не ограничивает общее число соединений с серверами группы, которые
841118e33f41 Refined the text about cache of connections to upstream servers.
Ruslan Ermilov <ru@nginx.com>
parents: 589
diff changeset
526 рабочие процессы nginx могут открыть.
966
95c3c3bbf1ce Text review.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 942
diff changeset
527 Параметр <value>соединения</value> следует устанавливать достаточно
95c3c3bbf1ce Text review.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 942
diff changeset
528 консервативно, чтобы серверы группы по-прежнему могли обрабатывать
95c3c3bbf1ce Text review.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 942
diff changeset
529 новые входящие соединения.
316
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
530 </note>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
531 </para>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
532
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
533 <para>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
534 Пример конфигурации группы серверов memcached с постоянными соединениями:
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
535 <example>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
536 upstream memcached_backend {
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
537 server 127.0.0.1:11211;
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
538 server 10.0.0.2:11211;
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
539
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
540 keepalive 32;
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
541 }
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
542
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
543 server {
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
544 ...
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
545
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
546 location /memcached/ {
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
547 set $memcached_key $uri;
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
548 memcached_pass memcached_backend;
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
549 }
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
550
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
551 }
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
552 </example>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
553 </para>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
554
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
555 <para>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
556 Для HTTP директиву
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
557 <link doc="ngx_http_proxy_module.xml" id="proxy_http_version"/>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
558 следует установить в “<literal>1.1</literal>”,
367
f4033b9bc4ec - Removed unnecessary instances of unbreakable space.
Ruslan Ermilov <ru@nginx.com>
parents: 325
diff changeset
559 а поле заголовка <header>Connection</header> — очистить:
316
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
560 <example>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
561 upstream http_backend {
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
562 server 127.0.0.1:8080;
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
563
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
564 keepalive 16;
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
565 }
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
566
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
567 server {
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
568 ...
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
569
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
570 location /http/ {
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
571 proxy_pass http://http_backend;
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
572 proxy_http_version 1.1;
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
573 proxy_set_header Connection "";
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
574 ...
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
575 }
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
576 }
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
577 </example>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
578 </para>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
579
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
580 <para>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
581 <note>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
582 Хоть это и не рекомендуется, но также возможно использование постоянных
966
95c3c3bbf1ce Text review.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 942
diff changeset
583 соединений с HTTP/1.0, путём передачи поля заголовка
316
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
584 <header>Connection: Keep-Alive</header> серверу группы.
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
585 </note>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
586 </para>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
587
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
588 <para>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
589 Для работы постоянных соединений с FastCGI-серверами потребуется
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
590 включить директиву
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
591 <link doc="ngx_http_fastcgi_module.xml" id="fastcgi_keep_conn"/>:
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
592 <example>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
593 upstream fastcgi_backend {
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
594 server 127.0.0.1:9000;
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
595
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
596 keepalive 8;
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
597 }
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
598
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
599 server {
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
600 ...
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
601
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
602 location /fastcgi/ {
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
603 fastcgi_pass fastcgi_backend;
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
604 fastcgi_keep_conn on;
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
605 ...
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
606 }
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
607 }
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
608 </example>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
609 </para>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
610
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
611 <para>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
612 <note>
533
fb630c3c5039 Revamped the upstream documentation somewhat.
Ruslan Ermilov <ru@nginx.com>
parents: 526
diff changeset
613 При использовании методов балансировки нагрузки, отличных
316
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
614 от стандартного round-robin, следует активировать их до
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
615 директивы <literal>keepalive</literal>.
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
616 </note>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
617
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
618 <note>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
619 Протоколы SCGI и uwsgi не определяют семантику постоянных соединений.
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
620 </note>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
621 </para>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
622
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
623 </directive>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
624
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
625
1561
ed420c318557 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1544
diff changeset
626 <directive name="ntlm">
ed420c318557 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1544
diff changeset
627 <syntax/>
ed420c318557 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1544
diff changeset
628 <default/>
ed420c318557 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1544
diff changeset
629 <context>upstream</context>
ed420c318557 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1544
diff changeset
630 <appeared-in>1.9.2</appeared-in>
ed420c318557 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1544
diff changeset
631
ed420c318557 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1544
diff changeset
632 <para>
ed420c318557 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1544
diff changeset
633 Позволяет проксировать запросы с
ed420c318557 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1544
diff changeset
634 <link url="https://en.wikipedia.org/wiki/Integrated_Windows_Authentication">проверкой
ed420c318557 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1544
diff changeset
635 подлинности NTLM</link>.
1587
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
636 Соединение с сервером группы привязывается к клиентскому соединению
1561
ed420c318557 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1544
diff changeset
637 как только клиент отправляет запрос, в заголовке которого есть поле
ed420c318557 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1544
diff changeset
638 <header>Authorization</header> со значением,
ed420c318557 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1544
diff changeset
639 начинающимся с “<literal>Negotiate</literal>” или “<literal>NTLM</literal>”.
ed420c318557 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1544
diff changeset
640 Последующие запросы клиента будут проксироваться через это же соединение
ed420c318557 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1544
diff changeset
641 с сервером группы,
ed420c318557 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1544
diff changeset
642 сохраняя контекст аутентификации.
ed420c318557 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1544
diff changeset
643 </para>
ed420c318557 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1544
diff changeset
644
ed420c318557 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1544
diff changeset
645 <para>
1587
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
646 Для работы проверки подлинности NTLM
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
647 необходимо разрешить постоянные соединения с серверами группы.
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
648 Директиву <link doc="ngx_http_proxy_module.xml" id="proxy_http_version"/>
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
649 следует установить в “<literal>1.1</literal>”,
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
650 а поле заголовка <header>Connection</header> — очистить:
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
651 <example>
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
652 upstream http_backend {
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
653 server 127.0.0.1:8080;
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
654
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
655 ntlm;
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
656 }
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
657
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
658 server {
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
659 ...
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
660
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
661 location /http/ {
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
662 proxy_pass http://http_backend;
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
663 proxy_http_version 1.1;
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
664 proxy_set_header Connection "";
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
665 ...
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
666 }
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
667 }
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
668 </example>
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
669 </para>
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
670
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
671 <para>
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
672 <note>
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
673 При использовании методов балансировки нагрузки, отличных
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
674 от стандартного round-robin, следует активировать их до
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
675 директивы <literal>ntlm</literal>.
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
676 </note>
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
677 </para>
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
678
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
679 <para>
1561
ed420c318557 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1544
diff changeset
680 <note>
ed420c318557 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1544
diff changeset
681 Эта директива доступна как часть
ed420c318557 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1544
diff changeset
682 <commercial_version>коммерческой подписки</commercial_version>.
ed420c318557 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1544
diff changeset
683 </note>
ed420c318557 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1544
diff changeset
684 </para>
ed420c318557 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1544
diff changeset
685
ed420c318557 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1544
diff changeset
686 </directive>
ed420c318557 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1544
diff changeset
687
ed420c318557 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1544
diff changeset
688
1125
9a95b9026a16 Upstream: reallocated the "queue" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 1124
diff changeset
689 <directive name="least_conn">
9a95b9026a16 Upstream: reallocated the "queue" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 1124
diff changeset
690 <syntax/>
9a95b9026a16 Upstream: reallocated the "queue" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 1124
diff changeset
691 <default/>
9a95b9026a16 Upstream: reallocated the "queue" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 1124
diff changeset
692 <context>upstream</context>
9a95b9026a16 Upstream: reallocated the "queue" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 1124
diff changeset
693 <appeared-in>1.3.1</appeared-in>
9a95b9026a16 Upstream: reallocated the "queue" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 1124
diff changeset
694 <appeared-in>1.2.2</appeared-in>
9a95b9026a16 Upstream: reallocated the "queue" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 1124
diff changeset
695
9a95b9026a16 Upstream: reallocated the "queue" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 1124
diff changeset
696 <para>
9a95b9026a16 Upstream: reallocated the "queue" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 1124
diff changeset
697 Задаёт для группы метод балансировки нагрузки, при котором запрос
9a95b9026a16 Upstream: reallocated the "queue" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 1124
diff changeset
698 передаётся серверу с наименьшим числом активных соединений,
9a95b9026a16 Upstream: reallocated the "queue" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 1124
diff changeset
699 с учётом весов серверов.
9a95b9026a16 Upstream: reallocated the "queue" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 1124
diff changeset
700 Если подходит сразу несколько серверов, они выбираются циклически
9a95b9026a16 Upstream: reallocated the "queue" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 1124
diff changeset
701 (в режиме round-robin) с учётом их весов.
9a95b9026a16 Upstream: reallocated the "queue" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 1124
diff changeset
702 </para>
9a95b9026a16 Upstream: reallocated the "queue" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 1124
diff changeset
703
9a95b9026a16 Upstream: reallocated the "queue" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 1124
diff changeset
704 </directive>
9a95b9026a16 Upstream: reallocated the "queue" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 1124
diff changeset
705
9a95b9026a16 Upstream: reallocated the "queue" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 1124
diff changeset
706
1450
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
707 <directive name="least_time">
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
708 <syntax><literal>header</literal> | <literal>last_byte</literal></syntax>
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
709 <default/>
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
710 <context>upstream</context>
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
711 <appeared-in>1.7.10</appeared-in>
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
712
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
713 <para>
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
714 Задаёт для группы метод балансировки нагрузки, при котором запрос
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
715 передаётся серверу с наименьшими средним временем ответа и
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
716 числом активных соединений с учётом весов серверов.
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
717 Если подходит сразу несколько серверов, то они выбираются циклически
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
718 (в режиме round-robin) с учётом их весов.
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
719 </para>
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
720
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
721 <para>
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
722 Если указан параметр <literal>header</literal>,
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
723 то учитывается время получения
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
724 <link id="var_upstream_header_time">заголовка ответа</link>.
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
725 Если указан параметр <literal>last_byte</literal>, то учитывается
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
726 время получения <link id="var_upstream_response_time">всего ответа</link>.
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
727 </para>
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
728
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
729 <para>
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
730 <note>
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
731 Эта директива доступна как часть
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
732 <commercial_version>коммерческой подписки</commercial_version>.
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
733 </note>
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
734 </para>
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
735
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
736 </directive>
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
737
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
738
1242
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
739 <directive name="health_check">
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
740 <syntax>[<value>параметры</value>]</syntax>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
741 <default/>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
742 <context>location</context>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
743
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
744 <para>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
745 Активирует периодические проверки работоспособности серверов в
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
746 <link id="upstream">группе</link>, указанной в содержащем location.
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
747 </para>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
748
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
749 <para>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
750 Могут быть заданы следующие необязательные параметры:
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
751 <list type="tag">
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
752
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
753 <tag-name id="interval">
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
754 <literal>interval</literal>=<value>время</value>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
755 </tag-name>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
756 <tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
757 задаёт интервал между двумя последовательными проверками,
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
758 по умолчанию 5 секунд;
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
759 </tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
760
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
761 <tag-name id="fails">
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
762 <literal>fails</literal>=<value>число</value>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
763 </tag-name>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
764 <tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
765 задаёт число последовательных неуспешных проверок для определённого сервера,
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
766 после которых сервер будет считаться неработоспособным,
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
767 по умолчанию 1;
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
768 </tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
769
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
770 <tag-name id="passes">
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
771 <literal>passes</literal>=<value>число</value>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
772 </tag-name>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
773 <tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
774 задаёт число последовательных успешных проверок для определённого сервера,
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
775 после которых сервер будет считаться работоспособным,
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
776 по умолчанию 1;
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
777 </tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
778
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
779 <tag-name id="uri">
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
780 <literal>uri</literal>=<value>uri</value>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
781 </tag-name>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
782 <tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
783 задаёт URI, используемый в запросах, проверяющих работоспособность,
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
784 по умолчанию “<literal>/</literal>”;
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
785 </tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
786
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
787 <tag-name id="hc_match">
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
788 <literal>match</literal>=<value>имя</value>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
789 </tag-name>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
790 <tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
791 указывает на блок <literal>match</literal> с условиями, которым должен
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
792 удовлетворять ответ, чтобы результат проверки считался успешным;
1636
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
793 по умолчанию код ответа должен быть 2xx или 3xx;
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
794 </tag-desc>
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
795
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
796 <tag-name id="health_check_port">
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
797 <literal>port</literal>=<value>число</value>
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
798 </tag-name>
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
799 <tag-desc>
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
800 задаёт порт, используемый при подключении к серверу
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
801 для проверки его работоспособности (1.9.7);
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
802 по умолчанию совпадает с портом <link id="server">сервера</link>.
1242
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
803 </tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
804
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
805 </list>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
806 </para>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
807
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
808 <para>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
809 В примере
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
810 <example>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
811 location / {
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
812 proxy_pass http://backend;
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
813 health_check;
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
814 }
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
815 </example>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
816 каждому серверу группы <literal>backend</literal>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
817 с интервалом в 5 секунд посылаются запросы “<literal>/</literal>”.
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
818 Если происходит ошибка или таймаут при работе с сервером, или
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
819 код ответа проксируемого сервера не равен
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
820 2xx или 3xx, проверка считается неуспешной и сервер
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
821 признаётся неработоспособным.
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
822 На неработоспособные серверы клиентские запросы передаваться не будут.
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
823 </para>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
824
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
825 <para>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
826 Проверки работоспособности могут тестировать код ответа,
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
827 наличие или отсутствие определённых полей заголовка и их значений,
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
828 а также содержимое тела ответа.
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
829 Тесты настраиваются отдельно при помощи директивы <link id="match"/>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
830 и указываются в параметре <literal>match</literal>.
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
831 Например:
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
832 <example>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
833 http {
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
834 server {
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
835 ...
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
836 location / {
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
837 proxy_pass http://backend;
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
838 health_check match=welcome;
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
839 }
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
840 }
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
841
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
842 match welcome {
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
843 status 200;
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
844 header Content-Type = text/html;
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
845 body ~ "Welcome to nginx!";
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
846 }
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
847 }
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
848 </example>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
849 В такой конфигурации успешный ответ на проверочный запрос
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
850 должен иметь код 200, тип содержимого “<literal>text/html</literal>”
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
851 и “<literal>Welcome to nginx!</literal>” в теле ответа.
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
852 </para>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
853
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
854 <para>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
855 Группа должна находиться в <link id="zone">зоне разделяемой памяти</link>.
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
856 </para>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
857
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
858 <para>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
859 Если для группы задано несколько проверок,
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
860 то при любой неуспешной проверке соответствующий сервер будет
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
861 считаться неработоспособным.
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
862 </para>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
863
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
864 <para>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
865 <note>
1348
5e45198fa991 Documented that with health checks most variables are useless.
Ruslan Ermilov <ru@nginx.com>
parents: 1259
diff changeset
866 Обратите внимание, что при использовании проверок
5e45198fa991 Documented that with health checks most variables are useless.
Ruslan Ermilov <ru@nginx.com>
parents: 1259
diff changeset
867 большинство переменных имеют пустые значения.
5e45198fa991 Documented that with health checks most variables are useless.
Ruslan Ermilov <ru@nginx.com>
parents: 1259
diff changeset
868 </note>
5e45198fa991 Documented that with health checks most variables are useless.
Ruslan Ermilov <ru@nginx.com>
parents: 1259
diff changeset
869 </para>
5e45198fa991 Documented that with health checks most variables are useless.
Ruslan Ermilov <ru@nginx.com>
parents: 1259
diff changeset
870
5e45198fa991 Documented that with health checks most variables are useless.
Ruslan Ermilov <ru@nginx.com>
parents: 1259
diff changeset
871 <para>
5e45198fa991 Documented that with health checks most variables are useless.
Ruslan Ermilov <ru@nginx.com>
parents: 1259
diff changeset
872 <note>
1242
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
873 Эта директива доступна как часть
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
874 <commercial_version>коммерческой подписки</commercial_version>.
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
875 </note>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
876 </para>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
877
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
878 </directive>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
879
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
880
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
881 <directive name="match">
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
882 <syntax block="yes"><value>имя</value></syntax>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
883 <default/>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
884 <context>http</context>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
885
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
886 <para>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
887 Задаёт именованный набор тестов для анализа ответов
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
888 на запросы проверки работоспособности.
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
889 </para>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
890
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
891 <para>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
892 В ответе могут быть протестированы следующие объекты:
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
893 <list type="tag">
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
894
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
895 <tag-name><literal>status 200;</literal></tag-name>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
896 <tag-desc>код ответа равен 200</tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
897
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
898 <tag-name><literal>status ! 500;</literal></tag-name>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
899 <tag-desc>код ответа не равен 500</tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
900
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
901 <tag-name><literal>status 200 204;</literal></tag-name>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
902 <tag-desc>код ответа равен 200 или 204</tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
903
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
904 <tag-name><literal>status ! 301 302;</literal></tag-name>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
905 <tag-desc>код ответа не равен ни 301, ни 302</tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
906
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
907 <tag-name><literal>status 200-399;</literal></tag-name>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
908 <tag-desc>код ответа находится в диапазоне от 200 до 399</tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
909
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
910 <tag-name><literal>status ! 400-599;</literal></tag-name>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
911 <tag-desc>код ответа находится вне диапазона от 400 до 599</tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
912
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
913 <tag-name><literal>status 301-303 307;</literal></tag-name>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
914 <tag-desc>код ответа равен 301, 302, 303 или 307</tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
915
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
916 </list>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
917
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
918 <list type="tag">
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
919
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
920 <tag-name><literal>header Content-Type = text/html;</literal></tag-name>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
921 <tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
922 заголовок содержит <header>Content-Type</header>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
923 со значением <literal>text/html</literal>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
924 </tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
925
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
926 <tag-name><literal>header Content-Type != text/html;</literal></tag-name>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
927 <tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
928 заголовок содержит <header>Content-Type</header>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
929 со значением, отличным от <literal>text/html</literal>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
930 </tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
931
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
932 <tag-name><literal>header Connection ~ close;</literal></tag-name>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
933 <tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
934 заголовок содержит <header>Connection</header>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
935 со значением, совпадающим с регулярным выражением <literal>close</literal>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
936 </tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
937
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
938 <tag-name><literal>header Connection !~ close;</literal></tag-name>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
939 <tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
940 заголовок содержит <header>Connection</header>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
941 со значением, не совпадающим с регулярным выражением <literal>close</literal>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
942 </tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
943
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
944 <tag-name><literal>header Host;</literal></tag-name>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
945 <tag-desc>заголовок содержит <header>Host</header></tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
946
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
947 <tag-name><literal>header ! X-Accel-Redirect;</literal></tag-name>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
948 <tag-desc>заголовок не содержит <header>X-Accel-Redirect</header></tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
949
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
950 </list>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
951
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
952 <list type="tag">
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
953
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
954 <tag-name><literal>body ~ "Welcome to nginx!";</literal></tag-name>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
955 <tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
956 тело ответа совпадает с регулярным выражением
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
957 “<literal>Welcome to nginx!</literal>”
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
958 </tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
959
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
960 <tag-name><literal>body !~ "Welcome to nginx!";</literal></tag-name>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
961 <tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
962 тело ответа не совпадает с регулярным выражением
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
963 “<literal>Welcome to nginx!</literal>”
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
964 </tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
965
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
966 </list>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
967 </para>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
968
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
969 <para>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
970 Если задано несколько тестов,
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
971 то ответ должен удовлетворять всем тестам.
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
972 <note>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
973 Проверяются только первые 256 Кбайт тела ответа.
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
974 </note>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
975 </para>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
976
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
977 <para>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
978 Примеры:
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
979 <example>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
980 # код ответа 200, тип содержимого "text/html"
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
981 # и тело ответа содержит "Welcome to nginx!"
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
982 match welcome {
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
983 status 200;
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
984 header Content-Type = text/html;
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
985 body ~ "Welcome to nginx!";
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
986 }
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
987 </example>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
988
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
989 <example>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
990 # код ответа не равен 301, 302, 303 и 307 и заголовок не содержит "Refresh:"
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
991 match not_redirect {
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
992 status ! 301-303 307;
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
993 header ! Refresh;
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
994 }
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
995 </example>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
996
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
997 <example>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
998 # код ответа успешный и сервер не в сервисном режиме
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
999 match server_ok {
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
1000 status 200-399;
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
1001 body !~ "maintenance mode";
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
1002 }
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
1003 </example>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
1004
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
1005 </para>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
1006
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
1007 <para>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
1008 <note>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
1009 Эта директива доступна как часть
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
1010 <commercial_version>коммерческой подписки</commercial_version>.
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
1011 </note>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
1012 </para>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
1013
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
1014 </directive>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
1015
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
1016
1122
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
1017 <directive name="queue">
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
1018 <syntax>
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
1019 <value>число</value>
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
1020 [<literal>timeout</literal>=<value>время</value>]</syntax>
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
1021 <default/>
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
1022 <context>upstream</context>
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
1023 <appeared-in>1.5.12</appeared-in>
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
1024
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
1025 <para>
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
1026 Если при обработке запроса невозможно сразу выбрать сервер группы
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
1027 и в группе есть серверы, у которых число соединений достигло
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
1028 ограничения <link id="max_conns"/>,
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
1029 запрос будет помещён в очередь.
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
1030 Директива задаёт максимальное число запросов, которые могут одновременно
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
1031 находиться в очереди.
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
1032 Если очередь переполнена
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
1033 или за время, задаваемое параметром <literal>timeout</literal>,
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
1034 так и не удастся выбрать сервер для передачи ему запроса,
1625
0ba4b2e561bd Added 502 error to the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1587
diff changeset
1035 клиенту будет возвращена ошибка
0ba4b2e561bd Added 502 error to the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1587
diff changeset
1036 <http-status code="502" text="Bad Gateway"/>.
1122
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
1037 </para>
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
1038
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
1039 <para>
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
1040 По умолчанию параметр <literal>timeout</literal> равен 60 секундам.
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
1041 </para>
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
1042
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
1043 <para>
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
1044 <note>
1128
1594ed379f1f De-i18n'ed <commercial_version/>.
Ruslan Ermilov <ru@nginx.com>
parents: 1127
diff changeset
1045 Эта директива доступна как часть
1594ed379f1f De-i18n'ed <commercial_version/>.
Ruslan Ermilov <ru@nginx.com>
parents: 1127
diff changeset
1046 <commercial_version>коммерческой подписки</commercial_version>.
1122
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
1047 </note>
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
1048 </para>
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
1049
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
1050 </directive>
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
1051
1234
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1052
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1053 <directive name="sticky">
1259
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1054 <syntax>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1055 <literal>cookie</literal> <value>имя</value>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1056 [<literal>expires=</literal><value>время</value>]
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1057 [<literal>domain=</literal><value>домен</value>]
1450
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
1058 [<literal>httponly</literal>]
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
1059 [<literal>secure</literal>]
1259
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1060 [<literal>path=</literal><value>путь</value>]</syntax>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1061 <syntax>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1062 <literal>route</literal> <value>переменная</value> ...</syntax>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1063 <syntax>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1064 <literal>learn</literal>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1065 <literal>create=</literal><value>$переменная</value>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1066 <literal>lookup=</literal><value>$переменная</value>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1067 <literal>zone=</literal><value>имя</value>:<value>размер</value>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1068 [<literal>timeout=</literal><value>время</value>]</syntax>
1234
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1069 <default/>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1070 <context>upstream</context>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1071 <appeared-in>1.5.7</appeared-in>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1072
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1073 <para>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1074 Включает режим привязки сеансов, в котором запросы клиента
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1075 будут передаваться на один и тот же сервер группы.
1259
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1076 Доступны три метода:
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1077 <list type="tag">
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1078 <tag-name id="sticky_cookie"><literal>cookie</literal></tag-name>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1079 <tag-desc>
1234
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1080
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1081 <para>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1082 При использовании метода <literal>cookie</literal> информация о
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1083 назначенном сервере передаётся в HTTP-куке:
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1084 <example>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1085 upstream backend {
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1086 server backend1.example.com;
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1087 server backend2.example.com;
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1088
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1089 sticky cookie srv_id expires=1h domain=.example.com path=/;
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1090 }
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1091 </example>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1092 </para>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1093
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1094 <para>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1095 Запрос от клиента, ещё не привязанного к определённому серверу,
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1096 передаётся на сервер, выбранный согласно настроенному методу балансировки.
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1097 Дальнейшие запросы от этого клиента передаются на тот же сервер.
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1098 Если назначенный сервер не может обработать запрос, выбирается новый
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1099 сервер как если бы клиент не имел привязки к серверу.
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1100 </para>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1101
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1102 <para>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1103 Первый параметр задаёт имя куки, которую необходимо установить или проверить.
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1104 Дополнительные параметры могут быть следующими:
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1105 <list type="tag">
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1106
1450
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
1107 <tag-name><literal>expires=</literal><value>время</value></tag-name>
1234
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1108 <tag-desc>
1450
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
1109 Задаёт <value>время</value>, в течение которого браузеру необходимо хранить куку.
1234
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1110 Специальное значение <literal>max</literal> устанавливает срок хранения куки до
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1111 31 декабря 2037 года 23:55:55 GMT.
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1112 Если параметр не указан, то время действия куки ограничивается сессией браузера.
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1113 </tag-desc>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1114
1450
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
1115 <tag-name><literal>domain=</literal><value>домен</value></tag-name>
1234
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1116 <tag-desc>
1450
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
1117 Задаёт <value>домен</value>, для которого устанавливается кука.
1234
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1118 </tag-desc>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1119
1450
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
1120 <tag-name><literal>httponly</literal></tag-name>
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
1121 <tag-desc>
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
1122 Добавляет атрибут <literal>HttpOnly</literal> к куке (1.7.11).
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
1123 </tag-desc>
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
1124
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
1125 <tag-name><literal>secure</literal></tag-name>
1234
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1126 <tag-desc>
1450
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
1127 Добавляет атрибут <literal>Secure</literal> к куке (1.7.11).
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
1128 </tag-desc>
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
1129
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
1130 <tag-name><literal>path=</literal><value>путь</value></tag-name>
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
1131 <tag-desc>
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
1132 Задаёт <value>путь</value>, для которого устанавливается кука.
1234
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1133 </tag-desc>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1134
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1135 </list>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1136 Если пропущен тот или иной параметр, то соответствующего поля в куке не будет.
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1137 </para>
1259
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1138 </tag-desc>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1139
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1140 <tag-name id="sticky_route"><literal>route</literal></tag-name>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1141 <tag-desc>
1234
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1142
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1143 <para>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1144 При использовании метода <literal>route</literal> проксируемый сервер назначает
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1145 клиенту маршрут по получении первого запроса.
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1146 Все последующие запросы от этого клиента будут содержать информацию о
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1147 маршруте в куке или URI.
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1148 Эта информация сравнивается с параметром “<literal>route</literal>” директивы
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1149 <link id="server"/> для идентификации сервера, на который
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1150 следует проксировать запрос.
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1151 Если назначенный сервер не может обработать запрос, выбирается новый сервер
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1152 согласно настроенному методу балансировки как если бы в запросе не было
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1153 информации о маршруте.
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1154 </para>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1155
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1156 <para>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1157 Параметры метода <literal>route</literal> задают переменные, которые
1238
763db729e6a4 Upstream: corrected translation in sticky route.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1237
diff changeset
1158 могут содержать информацию о маршруте.
1234
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1159 Первая непустая переменная используется для поиска соответствующего сервера.
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1160 </para>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1161
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1162 <para>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1163 Пример:
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1164 <example>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1165 map $cookie_jsessionid $route_cookie {
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1166 ~.+\.(?P&lt;route>\w+)$ $route;
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1167 }
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1168
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1169 map $request_uri $route_uri {
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1170 ~jsessionid=.+\.(?P&lt;route>\w+)$ $route;
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1171 }
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1172
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1173 upstream backend {
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1174 server backend1.example.com route=a;
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1175 server backend2.example.com route=b;
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1176
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1177 sticky route $route_cookie $route_uri;
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1178 }
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1179 </example>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1180 В этом примере маршрут берётся из куки “<literal>JSESSIONID</literal>”,
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1181 если она присутствует в запросе.
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1182 В противном случае используется маршрут из URI.
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1183 </para>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1184
1259
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1185 </tag-desc>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1186
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1187 <tag-name id="sticky_learn"><literal>learn</literal></tag-name>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1188 <tag-desc>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1189 <para>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1190 При использовании метода <literal>learn</literal> (1.7.1) nginx
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1191 анализирует ответы от вышестоящего сервера и запоминает
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1192 начатые им сессии, которые обычно передаются в HTTP-куке.
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1193 <example>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1194 upstream backend {
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1195 server backend1.example.com:8080;
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1196 server backend2.example.com:8081;
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1197
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1198 sticky learn
1544
627a9309011c Renamed cookie in the example of the sticky directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1504
diff changeset
1199 create=$upstream_cookie_examplecookie
627a9309011c Renamed cookie in the example of the sticky directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1504
diff changeset
1200 lookup=$cookie_examplecookie
1259
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1201 zone=client_sessions:1m;
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1202 }
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1203 </example>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1204
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1205 В примере выше сервер группы создаёт сессию путём установки
1544
627a9309011c Renamed cookie in the example of the sticky directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1504
diff changeset
1206 куки “<literal>EXAMPLECOOKIE</literal>” в своём ответе.
1259
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1207 Последующие запросы с этой кукой будут передаваться на этот же сервер.
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1208 Если сервер не может обработать запрос, выбирается новый
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1209 сервер как если бы клиент не имел привязки к серверу.
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1210 </para>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1211
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1212 <para>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1213 Параметры <literal>create</literal> и <literal>lookup</literal>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1214 задают переменные, в которых соответственно указывается способ
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1215 создания новых и поиска существующих сессий.
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1216 Оба параметра могут быть указаны больше одного раза
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1217 (в этом случае используется первая непустая переменная).
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1218 </para>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1219
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1220 <para>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1221 Сессии хранятся в зоне разделяемой памяти, <value>имя</value> и
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1222 <value>размер</value> которой задаются параметром <literal>zone</literal>.
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1223 Зоны размером в 1 мегабайт достаточно для хранения около 8 тысяч сессий
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1224 на 64-битной платформе.
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1225 Сессии, к которым не было обращений в течение времени, заданного параметром
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1226 <literal>timeout</literal>, удаляются из зоны.
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1227 По умолчанию <literal>timeout</literal> равен 10 минутам.
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1228 </para>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1229
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1230 </tag-desc>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1231 </list>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1232 </para>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1233
1234
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1234 <para>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1235 <note>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1236 Эта директива доступна как часть
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1237 <commercial_version>коммерческой подписки</commercial_version>.
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1238 </note>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1239 </para>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1240
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1241 </directive>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1242
1237
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1243
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1244 <directive name="sticky_cookie_insert">
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1245 <syntax><value>имя</value>
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1246 [<literal>expires=</literal><value>время</value>]
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1247 [<literal>domain=</literal><value>домен</value>]
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1248 [<literal>path=</literal><value>путь</value>]</syntax>
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1249 <default/>
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1250 <context>upstream</context>
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1251
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1252 <para>
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1253 Эта директива устарела начиная с версии 1.5.7.
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1254 Вместо неё следует использовать аналогичную директиву
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1255 <link id="sticky"/> с изменённым синтаксисом:
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1256 <note>
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1257 <literal>sticky cookie</literal> <value>имя</value>
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1258 [<literal>expires=</literal><value>время</value>]
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1259 [<literal>domain=</literal><value>домен</value>]
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1260 [<literal>path=</literal><value>путь</value>];
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1261 </note>
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1262 </para>
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1263
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1264 </directive>
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1265
76
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
1266 </section>
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
1267
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
1268
292
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
1269 <section id="variables" name="Встроенные переменные">
76
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
1270
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
1271 <para>
292
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
1272 Модуль <literal>ngx_http_upstream_module</literal>
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
1273 поддерживает следующие встроенные переменные:
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
1274 <list type="tag">
76
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
1275
1155
07402a11fd8d Assigned IDs to tags describing variables.
Vladimir Homutov <vl@nginx.com>
parents: 1128
diff changeset
1276 <tag-name id="var_upstream_addr"><var>$upstream_addr</var></tag-name>
292
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
1277 <tag-desc>
1391
0702cc081c63 Revised descriptions of upstream module variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1386
diff changeset
1278 хранит IP-адрес и порт или путь к UNIX-сокету сервера группы.
76
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
1279 Если при обработке запроса были сделаны обращения к нескольким серверам,
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
1280 то их адреса разделяются запятой, например,
292
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
1281 “<literal>192.168.1.1:80, 192.168.1.2:80, unix:/tmp/sock</literal>”.
256
c78b2d6fe261 Use another term for "redirect".
Ruslan Ermilov <ru@nginx.com>
parents: 222
diff changeset
1282 Если произошло внутреннее перенаправление от одной группы серверов на другую
c78b2d6fe261 Use another term for "redirect".
Ruslan Ermilov <ru@nginx.com>
parents: 222
diff changeset
1283 с помощью
292
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
1284 <header>X-Accel-Redirect</header> или
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
1285 <link doc="ngx_http_core_module.xml" id="error_page"/>,
966
95c3c3bbf1ce Text review.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 942
diff changeset
1286 то адреса, соответствующие разным группам серверов, разделяются двоеточием,
95c3c3bbf1ce Text review.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 942
diff changeset
1287 например,
292
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
1288 “<literal>192.168.1.1:80, 192.168.1.2:80, unix:/tmp/sock : 192.168.10.1:80, 192.168.10.2:80</literal>”.
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
1289 </tag-desc>
76
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
1290
1783
031566771bbd Documented $upstream_bytes_received for http upstream.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1720
diff changeset
1291 <tag-name id="var_upstream_bytes_received"><var>$upstream_bytes_received</var></tag-name>
031566771bbd Documented $upstream_bytes_received for http upstream.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1720
diff changeset
1292 <tag-desc>
031566771bbd Documented $upstream_bytes_received for http upstream.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1720
diff changeset
1293 число байт, полученных от сервера группы (1.11.4).
031566771bbd Documented $upstream_bytes_received for http upstream.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1720
diff changeset
1294 Значения нескольких соединений
031566771bbd Documented $upstream_bytes_received for http upstream.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1720
diff changeset
1295 разделяются запятыми и двоеточиями подобно адресам в переменной
031566771bbd Documented $upstream_bytes_received for http upstream.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1720
diff changeset
1296 <link id="var_upstream_addr">$upstream_addr</link>.
031566771bbd Documented $upstream_bytes_received for http upstream.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1720
diff changeset
1297 </tag-desc>
031566771bbd Documented $upstream_bytes_received for http upstream.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1720
diff changeset
1298
1155
07402a11fd8d Assigned IDs to tags describing variables.
Vladimir Homutov <vl@nginx.com>
parents: 1128
diff changeset
1299 <tag-name id="var_upstream_cache_status"><var>$upstream_cache_status</var>
07402a11fd8d Assigned IDs to tags describing variables.
Vladimir Homutov <vl@nginx.com>
parents: 1128
diff changeset
1300 </tag-name>
731
f62328124e5b Documented $upstream_cache_status and $upstream_response_length variables.
Vladimir Homutov <vl@nginx.com>
parents: 654
diff changeset
1301 <tag-desc>
f62328124e5b Documented $upstream_cache_status and $upstream_response_length variables.
Vladimir Homutov <vl@nginx.com>
parents: 654
diff changeset
1302 хранит статус доступа к кэшу ответов (0.8.3).
1075
6c021feec587 Removed unjustified non-breakable spaces.
Ruslan Ermilov <ru@nginx.com>
parents: 1016
diff changeset
1303 Статус может быть одним из “<literal>MISS</literal>”,
731
f62328124e5b Documented $upstream_cache_status and $upstream_response_length variables.
Vladimir Homutov <vl@nginx.com>
parents: 654
diff changeset
1304 “<literal>BYPASS</literal>”, “<literal>EXPIRED</literal>”,
1016
2d8269d8fea8 Translated documentation on cache revalidation into russian.
Vladimir Homutov <vl@nginx.com>
parents: 966
diff changeset
1305 “<literal>STALE</literal>”, “<literal>UPDATING</literal>”,
2d8269d8fea8 Translated documentation on cache revalidation into russian.
Vladimir Homutov <vl@nginx.com>
parents: 966
diff changeset
1306 “<literal>REVALIDATED</literal>” или “<literal>HIT</literal>”.
731
f62328124e5b Documented $upstream_cache_status and $upstream_response_length variables.
Vladimir Homutov <vl@nginx.com>
parents: 654
diff changeset
1307 </tag-desc>
f62328124e5b Documented $upstream_cache_status and $upstream_response_length variables.
Vladimir Homutov <vl@nginx.com>
parents: 654
diff changeset
1308
1481
f29398a167d0 Documented the upstream_connect_time variable.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1461
diff changeset
1309 <tag-name id="var_upstream_connect_time"><var>$upstream_connect_time</var>
f29398a167d0 Documented the upstream_connect_time variable.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1461
diff changeset
1310 </tag-name>
f29398a167d0 Documented the upstream_connect_time variable.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1461
diff changeset
1311 <tag-desc>
f29398a167d0 Documented the upstream_connect_time variable.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1461
diff changeset
1312 хранит время, затраченное на установление соединения с сервером группы (1.9.1);
f29398a167d0 Documented the upstream_connect_time variable.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1461
diff changeset
1313 время хранится в секундах с точностью до миллисекунд.
f29398a167d0 Documented the upstream_connect_time variable.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1461
diff changeset
1314 В случае SSL, включает в себя время, потраченное на handshake.
f29398a167d0 Documented the upstream_connect_time variable.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1461
diff changeset
1315 Времена нескольких соединений
f29398a167d0 Documented the upstream_connect_time variable.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1461
diff changeset
1316 разделяются запятыми и двоеточиями подобно адресам в переменной
f29398a167d0 Documented the upstream_connect_time variable.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1461
diff changeset
1317 <link id="var_upstream_addr">$upstream_addr</link>.
f29398a167d0 Documented the upstream_connect_time variable.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1461
diff changeset
1318 </tag-desc>
f29398a167d0 Documented the upstream_connect_time variable.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1461
diff changeset
1319
1391
0702cc081c63 Revised descriptions of upstream module variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1386
diff changeset
1320 <tag-name id="var_upstream_cookie_"><var>$upstream_cookie_</var><value>имя</value>
0702cc081c63 Revised descriptions of upstream module variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1386
diff changeset
1321 </tag-name>
1186
8125bec5c7a1 Upstream: documented the $upstream_cookie_* variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1181
diff changeset
1322 <tag-desc>
8125bec5c7a1 Upstream: documented the $upstream_cookie_* variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1181
diff changeset
1323 кука с указанным <value>именем</value>, переданная сервером группы
8125bec5c7a1 Upstream: documented the $upstream_cookie_* variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1181
diff changeset
1324 в поле <header>Set-Cookie</header> заголовка ответа (1.7.1).
1391
0702cc081c63 Revised descriptions of upstream module variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1386
diff changeset
1325 Необходимо иметь в виду, что куки запоминаются только из ответа
1186
8125bec5c7a1 Upstream: documented the $upstream_cookie_* variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1181
diff changeset
1326 последнего сервера.
8125bec5c7a1 Upstream: documented the $upstream_cookie_* variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1181
diff changeset
1327 </tag-desc>
8125bec5c7a1 Upstream: documented the $upstream_cookie_* variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1181
diff changeset
1328
1393
15e8779f0ceb Documented the $upstream_header_time variable.
Ruslan Ermilov <ru@nginx.com>
parents: 1392
diff changeset
1329 <tag-name id="var_upstream_header_time"><var>$upstream_header_time</var>
15e8779f0ceb Documented the $upstream_header_time variable.
Ruslan Ermilov <ru@nginx.com>
parents: 1392
diff changeset
1330 </tag-name>
15e8779f0ceb Documented the $upstream_header_time variable.
Ruslan Ermilov <ru@nginx.com>
parents: 1392
diff changeset
1331 <tag-desc>
15e8779f0ceb Documented the $upstream_header_time variable.
Ruslan Ermilov <ru@nginx.com>
parents: 1392
diff changeset
1332 хранит время,
15e8779f0ceb Documented the $upstream_header_time variable.
Ruslan Ermilov <ru@nginx.com>
parents: 1392
diff changeset
1333 затраченное на получение заголовка ответа от сервера группы (1.7.10);
15e8779f0ceb Documented the $upstream_header_time variable.
Ruslan Ermilov <ru@nginx.com>
parents: 1392
diff changeset
1334 время хранится в секундах с точностью до миллисекунд.
15e8779f0ceb Documented the $upstream_header_time variable.
Ruslan Ermilov <ru@nginx.com>
parents: 1392
diff changeset
1335 Времена нескольких ответов
15e8779f0ceb Documented the $upstream_header_time variable.
Ruslan Ermilov <ru@nginx.com>
parents: 1392
diff changeset
1336 разделяются запятыми и двоеточиями подобно адресам в переменной
15e8779f0ceb Documented the $upstream_header_time variable.
Ruslan Ermilov <ru@nginx.com>
parents: 1392
diff changeset
1337 <link id="var_upstream_addr">$upstream_addr</link>.
15e8779f0ceb Documented the $upstream_header_time variable.
Ruslan Ermilov <ru@nginx.com>
parents: 1392
diff changeset
1338 </tag-desc>
15e8779f0ceb Documented the $upstream_header_time variable.
Ruslan Ermilov <ru@nginx.com>
parents: 1392
diff changeset
1339
1392
82e62822abe8 Sorted upstream module variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1391
diff changeset
1340 <tag-name id="var_upstream_http_"><var>$upstream_http_</var><value>имя</value></tag-name>
82e62822abe8 Sorted upstream module variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1391
diff changeset
1341 <tag-desc>
82e62822abe8 Sorted upstream module variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1391
diff changeset
1342 хранят поля заголовка ответа сервера.
82e62822abe8 Sorted upstream module variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1391
diff changeset
1343 Например, поле заголовка ответа <header>Server</header>
82e62822abe8 Sorted upstream module variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1391
diff changeset
1344 доступно в переменной <var>$upstream_http_server</var>.
82e62822abe8 Sorted upstream module variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1391
diff changeset
1345 Правила преобразования имён полей заголовка ответа в имена переменных
82e62822abe8 Sorted upstream module variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1391
diff changeset
1346 такие же, как для переменных с префиксом
82e62822abe8 Sorted upstream module variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1391
diff changeset
1347 “<link doc="ngx_http_core_module.xml" id="var_http_">$http_</link>”.
82e62822abe8 Sorted upstream module variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1391
diff changeset
1348 Необходимо иметь в виду, что поля заголовка запоминаются только из ответа
82e62822abe8 Sorted upstream module variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1391
diff changeset
1349 последнего сервера.
82e62822abe8 Sorted upstream module variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1391
diff changeset
1350 </tag-desc>
82e62822abe8 Sorted upstream module variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1391
diff changeset
1351
1155
07402a11fd8d Assigned IDs to tags describing variables.
Vladimir Homutov <vl@nginx.com>
parents: 1128
diff changeset
1352 <tag-name id="var_upstream_response_length"><var>$upstream_response_length</var>
07402a11fd8d Assigned IDs to tags describing variables.
Vladimir Homutov <vl@nginx.com>
parents: 1128
diff changeset
1353 </tag-name>
731
f62328124e5b Documented $upstream_cache_status and $upstream_response_length variables.
Vladimir Homutov <vl@nginx.com>
parents: 654
diff changeset
1354 <tag-desc>
1391
0702cc081c63 Revised descriptions of upstream module variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1386
diff changeset
1355 хранит длину ответа, полученного от сервера группы (0.7.27);
0702cc081c63 Revised descriptions of upstream module variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1386
diff changeset
1356 длина хранится в байтах.
0702cc081c63 Revised descriptions of upstream module variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1386
diff changeset
1357 Длины нескольких ответов
0702cc081c63 Revised descriptions of upstream module variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1386
diff changeset
1358 разделяются запятыми и двоеточиями подобно адресам в переменной
0702cc081c63 Revised descriptions of upstream module variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1386
diff changeset
1359 <link id="var_upstream_addr">$upstream_addr</link>.
731
f62328124e5b Documented $upstream_cache_status and $upstream_response_length variables.
Vladimir Homutov <vl@nginx.com>
parents: 654
diff changeset
1360 </tag-desc>
f62328124e5b Documented $upstream_cache_status and $upstream_response_length variables.
Vladimir Homutov <vl@nginx.com>
parents: 654
diff changeset
1361
1155
07402a11fd8d Assigned IDs to tags describing variables.
Vladimir Homutov <vl@nginx.com>
parents: 1128
diff changeset
1362 <tag-name id="var_upstream_response_time"><var>$upstream_response_time</var>
07402a11fd8d Assigned IDs to tags describing variables.
Vladimir Homutov <vl@nginx.com>
parents: 1128
diff changeset
1363 </tag-name>
292
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
1364 <tag-desc>
1391
0702cc081c63 Revised descriptions of upstream module variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1386
diff changeset
1365 хранит время, затраченное на получение ответа от сервера группы;
0702cc081c63 Revised descriptions of upstream module variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1386
diff changeset
1366 время хранится в секундах с точностью до миллисекунд.
0702cc081c63 Revised descriptions of upstream module variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1386
diff changeset
1367 Времена нескольких ответов
0702cc081c63 Revised descriptions of upstream module variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1386
diff changeset
1368 разделяются запятыми и двоеточиями подобно адресам в переменной
0702cc081c63 Revised descriptions of upstream module variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1386
diff changeset
1369 <link id="var_upstream_addr">$upstream_addr</link>.
292
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
1370 </tag-desc>
76
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
1371
1155
07402a11fd8d Assigned IDs to tags describing variables.
Vladimir Homutov <vl@nginx.com>
parents: 1128
diff changeset
1372 <tag-name id="var_upstream_status"><var>$upstream_status</var></tag-name>
292
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
1373 <tag-desc>
1391
0702cc081c63 Revised descriptions of upstream module variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1386
diff changeset
1374 хранит статус ответа, полученного от сервера группы.
0702cc081c63 Revised descriptions of upstream module variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1386
diff changeset
1375 Статусы нескольких ответов
0702cc081c63 Revised descriptions of upstream module variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1386
diff changeset
1376 разделяются запятыми и двоеточиями подобно адресам в переменной
0702cc081c63 Revised descriptions of upstream module variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1386
diff changeset
1377 <link id="var_upstream_addr">$upstream_addr</link>.
292
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
1378 </tag-desc>
76
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
1379
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
1380 </list>
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
1381 </para>
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
1382
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
1383 </section>
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
1384
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
1385 </module>