annotate xml/ru/docs/http/ngx_http_upstream_module.xml @ 2705:06805824d0f0

Documented the keepalive_time directive.
author Yaroslav Zhuravlev <yar@nginx.com>
date Tue, 13 Apr 2021 15:05:16 +0100
parents 52500ccb82c1
children 4f44386a16b1
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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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06805824d0f0 Documented the keepalive_time directive.
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13 rev="86">
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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"/>,
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25 <link doc="ngx_http_memcached_module.xml" id="memcached_pass"/> и
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26 <link doc="ngx_http_grpc_module.xml" id="grpc_pass"/>.
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27 </para>
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28
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29 </section>
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30
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31
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32 <section id="example" name="Пример конфигурации">
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33
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34 <para>
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35 <example>
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36 upstream <emphasis>backend</emphasis> {
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37 server backend1.example.com weight=5;
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38 server backend2.example.com:8080;
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39 server unix:/tmp/backend3;
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40
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41 server backup1.example.com:8080 backup;
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42 server backup2.example.com:8080 backup;
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43 }
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44
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45 server {
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46 location / {
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47 proxy_pass http://<emphasis>backend</emphasis>;
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48 }
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49 }
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50 </example>
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51 </para>
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52
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53 <para>
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54 Динамически настраиваемая группа
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55 с периодическими
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56 <link doc="ngx_http_upstream_hc_module.xml">проверками работоспособности</link>
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57 доступна как часть
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58 <commercial_version>коммерческой подписки</commercial_version>:
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59 <example>
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60 resolver 10.0.0.1;
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61
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62 upstream <emphasis>dynamic</emphasis> {
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63 zone upstream_dynamic 64k;
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64
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65 server backend1.example.com weight=5;
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66 server backend2.example.com:8080 fail_timeout=5s slow_start=30s;
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67 server 192.0.2.1 max_fails=3;
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68 server backend3.example.com resolve;
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69 server backend4.example.com service=http resolve;
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71 server backup1.example.com:8080 backup;
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72 server backup2.example.com:8080 backup;
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73 }
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74
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75 server {
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76 location / {
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77 proxy_pass http://<emphasis>dynamic</emphasis>;
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78 health_check;
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79 }
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80 }
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81 </example>
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82 </para>
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83
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84 </section>
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85
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86
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87 <section id="directives" name="Директивы">
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88
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89 <directive name="upstream">
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90 <syntax block="yes"><value>название</value></syntax>
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91 <default/>
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92 <context>http</context>
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93
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94 <para>
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95 Описывает группу серверов.
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96 Серверы могут слушать на разных портах.
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97 Кроме того, можно одновременно использовать серверы,
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98 слушающие на TCP- и UNIX-сокетах.
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99 </para>
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100
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101 <para>
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102 Пример:
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103 <example>
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104 upstream backend {
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105 server backend1.example.com weight=5;
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106 server 127.0.0.1:8080 max_fails=3 fail_timeout=30s;
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107 server unix:/tmp/backend3;
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108
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109 server backup1.example.com backup;
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110 }
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111 </example>
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112 </para>
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113
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114 <para>
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115 По умолчанию запросы распределяются по серверам циклически
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116 (в режиме round-robin) с учётом весов серверов.
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117 В вышеприведённом примере каждые 7 запросов будут распределены так:
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118 5 запросов на <literal>backend1.example.com</literal>
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119 и по одному запросу на второй и третий серверы.
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120 Если при попытке работы с сервером происходит ошибка, то запрос
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121 передаётся следующему серверу, и так далее до тех пор, пока не будут опробованы
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122 все работающие серверы.
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123 Если не удастся получить успешный ответ
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124 ни от одного из серверов, то клиенту будет возвращён результат работы
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125 с последним сервером.
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126 </para>
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127
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128 </directive>
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129
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130
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131 <directive name="server">
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132 <syntax><value>адрес</value> [<value>параметры</value>]</syntax>
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133 <default/>
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134 <context>upstream</context>
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135
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136 <para>
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137 Задаёт <value>адрес</value> и другие <value>параметры</value>
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138 сервера.
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139 Адрес может быть указан в виде доменного имени или IP-адреса,
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140 и необязательного порта, или в виде пути UNIX-сокета, который
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141 указывается после префикса “<literal>unix:</literal>”.
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142 Если порт не указан, используется порт 80.
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143 Доменное имя, которому соответствует несколько IP-адресов,
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144 задаёт сразу несколько серверов.
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145 </para>
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146
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147 <para>
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148 Могут быть заданы следующие параметры:
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149 <list type="tag">
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150
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151 <tag-name id="weight">
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152 <literal>weight</literal>=<value>число</value>
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153 </tag-name>
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154 <tag-desc>
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155 задаёт вес сервера, по умолчанию 1.
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156 </tag-desc>
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157
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158 <tag-name id="max_conns">
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159 <literal>max_conns</literal>=<value>число</value>
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160 </tag-name>
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161 <tag-desc>
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162 ограничивает максимальное <value>число</value> одновременных активных
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163 соединений к проксируемому серверу (1.11.5).
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164 Значение по умолчанию равно 0 и означает, что ограничения нет.
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165 Если группа не находится в <link id="zone">зоне разделяемой памяти</link>,
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166 то ограничение работает отдельно для каждого рабочего процесса.
1800
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167 <note>
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168 При включённых <link id="keepalive">неактивных постоянных</link> соединениях,
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169 нескольких
1800
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170 <link doc="../ngx_core_module.xml" id="worker_processes">рабочих процессах</link>
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171 и <link id="zone">зоне разделяемой памяти</link>,
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172 суммарное число активных и неактивных соединений с проксируемым сервером
1800
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173 может превышать значение <literal>max_conns</literal>.
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174 </note>
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175 <note>
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176 Начиная с версии 1.5.9 и до версии 1.11.5
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177 этот параметр был доступен как часть
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178 <commercial_version>коммерческой подписки</commercial_version>.
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179 </note>
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180 </tag-desc>
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181
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182 <tag-name id="max_fails">
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183 <literal>max_fails</literal>=<value>число</value>
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184 </tag-name>
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185 <tag-desc>
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186 задаёт число неудачных попыток работы с сервером, которые должны произойти
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187 в течение времени, заданного параметром <literal>fail_timeout</literal>,
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188 чтобы сервер считался недоступным на период времени, также заданный
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189 параметром <literal>fail_timeout</literal>.
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190 По умолчанию число попыток устанавливается равным 1.
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191 Нулевое значение отключает учёт попыток.
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192 Что считается неудачной попыткой, определяется директивами
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193 <link doc="ngx_http_proxy_module.xml" id="proxy_next_upstream"/>,
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194 <link doc="ngx_http_fastcgi_module.xml" id="fastcgi_next_upstream"/>,
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195 <link doc="ngx_http_uwsgi_module.xml" id="uwsgi_next_upstream"/>,
2134
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196 <link doc="ngx_http_scgi_module.xml" id="scgi_next_upstream"/>,
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197 <link doc="ngx_http_memcached_module.xml" id="memcached_next_upstream"/> и
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198 <link doc="ngx_http_grpc_module.xml" id="grpc_next_upstream"/>.
533
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199 </tag-desc>
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200
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201 <tag-name id="fail_timeout">
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202 <literal>fail_timeout</literal>=<value>время</value>
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203 </tag-name>
533
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204 <tag-desc>
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205 задаёт
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206 <list type="bullet">
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207
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208 <listitem>
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209 время, в течение которого должно произойти заданное число неудачных
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210 попыток работы с сервером для того, чтобы сервер считался недоступным;
533
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211 </listitem>
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212
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213 <listitem>
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214 и время, в течение которого сервер будет считаться недоступным.
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215 </listitem>
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216
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217 </list>
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218 По умолчанию параметр равен 10 секундам.
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219 </tag-desc>
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220
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221 <tag-name id="backup">
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222 <literal>backup</literal>
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223 </tag-name>
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224 <tag-desc>
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225 помечает сервер как запасной сервер.
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226 На него будут передаваться запросы в случае, если не работают основные серверы.
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227 <note>
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228 Параметр нельзя использовать совместно с
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229 методами балансировки нагрузки
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230 <link id="hash"/>, <link id="ip_hash"/> и <link id="random"/>.
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231 </note>
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232 </tag-desc>
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233
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234 <tag-name id="down">
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235 <literal>down</literal>
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236 </tag-name>
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237 <tag-desc>
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238 помечает сервер как постоянно недоступный.
533
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239 </tag-desc>
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240
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241 </list>
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242 </para>
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243
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244 <para>
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245 Кроме того,
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246 следующие параметры доступны как часть
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247 <commercial_version>коммерческой подписки</commercial_version>:
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248 <list type="tag">
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249
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250 <tag-name id="resolve">
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251 <literal>resolve</literal>
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252 </tag-name>
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253 <tag-desc>
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254 отслеживает изменения IP-адресов, соответствующих доменному имени сервера,
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255 и автоматически изменяет конфигурацию группы
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diff changeset
256 без необходимости перезапуска nginx (1.5.12).
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257 Группа должна находиться в <link id="zone">зоне разделяемой памяти</link>.
1124
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258 <para>
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diff changeset
259 Для работы этого параметра
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260 директива <literal>resolver</literal>
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261 должна быть задана в блоке
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262 <link doc="ngx_http_core_module.xml" id="resolver">http</link>
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263 или в соответствующем блоке <link id="resolver">upstream</link>.
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264 </para>
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265 </tag-desc>
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266
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267 <tag-name id="route">
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268 <literal>route</literal>=<value>строка</value>
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269 </tag-name>
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270 <tag-desc>
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271 задаёт имя маршрута к серверу.
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272 </tag-desc>
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273
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274 <tag-name id="service">
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275 <literal>service</literal>=<value>имя</value>
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276 </tag-name>
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277 <tag-desc>
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278 включает преобразование
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279 <link url="https://tools.ietf.org/html/rfc2782">SRV</link>-записей
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280 DNS и задаёт <value>имя</value> сервиса (1.9.13).
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281 Для работы параметра необходимо указать
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282 параметр <link id="resolve"/> для сервера
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283 и не указывать порт сервера.
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284 <para>
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285 Если имя сервиса не содержит точку (“<literal>.</literal>”), то
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286 имя составляется в соответствии с
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287 <link url="https://tools.ietf.org/html/rfc2782">RFC</link>
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288 и в префикс службы добавляется протокол TCP.
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289 Например, для получения
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290 SRV-записи <literal>_http._tcp.backend.example.com</literal>
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291 необходимо указать директиву:
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292 <example>
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293 server backend.example.com service=http resolve;
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294 </example>
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295 Если имя сервиса содержит одну и более точек, то имя составляется
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296 при помощи соединения префикса службы и имени сервера.
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297 Например, для получения SRV-записей
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298 <literal>_http._tcp.backend.example.com</literal>
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299 и <literal>server1.backend.example.com</literal>
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300 необходимо указать директивы:
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301 <example>
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302 server backend.example.com service=_http._tcp resolve;
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303 server example.com service=server1.backend resolve;
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304 </example>
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305 </para>
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306
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307 <para>
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308 SRV-записи с наивысшим приоритетом
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309 (записи с одинаковым наименьшим значением приоритета)
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310 преобразуются в основные серверы,
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311 остальные SRV-записи преобразуются в запасные серверы.
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312 Если в конфигурации сервера указан параметр <link id="backup"/>,
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313 высокоприоритетные SRV-записи преобразуются в запасные серверы,
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314 остальные SRV-записи игнорируются.
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315 </para>
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316 </tag-desc>
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317
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318 <tag-name id="slow_start">
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319 <literal>slow_start</literal>=<value>время</value>
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320 </tag-name>
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321 <tag-desc>
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322 задаёт <value>время</value>, в течение которого вес сервера
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323 восстановится от нуля до своего номинального значения в ситуации, когда
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324 неработоспособный (unhealthy) сервер вновь становится работоспособным
1945
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325 (<link doc="ngx_http_upstream_hc_module.xml" id="health_check">healthy</link>)
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326 или когда сервер становится доступным по прошествии времени,
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327 в течение которого он считался <link id="fail_timeout">недоступным</link>.
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328 Значение по умолчанию равно нулю и означает, что медленный старт выключен.
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329 <note>
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330 Параметр нельзя использовать совместно с
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331 методами балансировки нагрузки
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332 <link id="hash"/>, <link id="ip_hash"/> и <link id="random"/>.
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333 </note>
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334 </tag-desc>
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335
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336 <tag-name id="drain">
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337 <literal>drain</literal>
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338 </tag-name>
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339 <tag-desc>
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340 переводит сервер в режим “draining” (1.13.6).
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341 В этом режиме на сервер будут проксироваться только
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342 <link id="sticky">привязанные</link> к нему запросы.
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343 <note>
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344 До версии 1.13.6
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345 параметр мог быть изменён только при помощи
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346 модуля <link doc="ngx_http_api_module.xml">API</link>.
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347 </note>
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348 </tag-desc>
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349
533
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350 </list>
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351 </para>
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diff changeset
352
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353 <para>
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354 <note>
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355 Если в группе только один сервер, параметры <literal>max_fails</literal>,
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356 <literal>fail_timeout</literal> и <literal>slow_start</literal>
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357 игнорируются и такой сервер никогда не будет считаться недоступным.
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358 </note>
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359 </para>
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360
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diff changeset
361 </directive>
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diff changeset
362
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diff changeset
363
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364 <directive name="zone">
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365 <syntax><value>имя</value> [<value>размер</value>]</syntax>
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366 <default/>
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367 <context>upstream</context>
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368 <appeared-in>1.9.0</appeared-in>
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369
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370 <para>
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diff changeset
371 Задаёт <value>имя</value> и <value>размер</value> зоны разделяемой памяти,
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diff changeset
372 в которой хранятся конфигурация группы и её рабочее состояние,
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diff changeset
373 разделяемые между рабочими процессами.
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diff changeset
374 В одной и той же зоне могут быть сразу несколько групп.
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diff changeset
375 В этом случае достаточно указать <value>размер</value> только один раз.
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diff changeset
376 </para>
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377
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diff changeset
378 <para>
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diff changeset
379 Дополнительно, как часть
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diff changeset
380 <commercial_version>коммерческой подписки</commercial_version>,
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diff changeset
381 в таких группах для изменения состава группы
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diff changeset
382 или настроек отдельных серверов
831215432a4f Upstream: revised the Russian text of the "zone" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1242
diff changeset
383 нет необходимости перезапускать nginx.
2097
27c53e1cb4b6 Deprecated upstream_conf in the "zone" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2082
diff changeset
384 Конфигурация доступна через
27c53e1cb4b6 Deprecated upstream_conf in the "zone" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2082
diff changeset
385 модуль <link doc="ngx_http_api_module.xml">API</link> (1.13.3).
27c53e1cb4b6 Deprecated upstream_conf in the "zone" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2082
diff changeset
386 <note>
27c53e1cb4b6 Deprecated upstream_conf in the "zone" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2082
diff changeset
387 До версии 1.13.3
27c53e1cb4b6 Deprecated upstream_conf in the "zone" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2082
diff changeset
388 конфигурация была доступна только через специальный location,
1450
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
389 в котором указана директива
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
390 <link doc="ngx_http_upstream_conf_module.xml" id="upstream_conf"/>.
2097
27c53e1cb4b6 Deprecated upstream_conf in the "zone" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2082
diff changeset
391 </note>
1123
9a9aa8e9d12c Rephrased the "zone" directive, translated into Russian.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1122
diff changeset
392 </para>
9a9aa8e9d12c Rephrased the "zone" directive, translated into Russian.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1122
diff changeset
393
9a9aa8e9d12c Rephrased the "zone" directive, translated into Russian.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1122
diff changeset
394 </directive>
9a9aa8e9d12c Rephrased the "zone" directive, translated into Russian.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1122
diff changeset
395
9a9aa8e9d12c Rephrased the "zone" directive, translated into Russian.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1122
diff changeset
396
1636
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
397 <directive name="state">
1720
b536cb3dbccf Fixed Russian translation in the "state" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1700
diff changeset
398 <syntax><value>файл</value></syntax>
1636
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
399 <default/>
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
400 <context>upstream</context>
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
401 <appeared-in>1.9.7</appeared-in>
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
402
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
403 <para>
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
404 Задаёт <value>файл</value>, в котором хранится состояние
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
405 динамически настраиваемой группы.
1809
2245f2827e2f Added examples of Linux and FreeBSD paths to "state" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1801
diff changeset
406 </para>
2245f2827e2f Added examples of Linux and FreeBSD paths to "state" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1801
diff changeset
407
2245f2827e2f Added examples of Linux and FreeBSD paths to "state" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1801
diff changeset
408 <para>
2245f2827e2f Added examples of Linux and FreeBSD paths to "state" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1801
diff changeset
409 Примеры:
2245f2827e2f Added examples of Linux and FreeBSD paths to "state" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1801
diff changeset
410 <example>
2245f2827e2f Added examples of Linux and FreeBSD paths to "state" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1801
diff changeset
411 state /var/lib/nginx/state/servers.conf; # путь для Linux
2245f2827e2f Added examples of Linux and FreeBSD paths to "state" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1801
diff changeset
412 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
413 </example>
2245f2827e2f Added examples of Linux and FreeBSD paths to "state" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1801
diff changeset
414 </para>
2245f2827e2f Added examples of Linux and FreeBSD paths to "state" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1801
diff changeset
415
2245f2827e2f Added examples of Linux and FreeBSD paths to "state" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1801
diff changeset
416 <para>
1636
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
417 В данный момент состояние ограничено списком серверов с их параметрами.
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
418 Файл читается при парсинге конфигурации и обновляется каждый раз при
2222
0974dc0a6209 Changed link from upstream_conf to api in "state".
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2197
diff changeset
419 <link doc="ngx_http_api_module.xml" id="http_upstreams_http_upstream_name_servers_">изменении</link>
1636
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
420 конфигурации группы.
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
421 Изменение содержимого файла напрямую не рекомендуется.
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
422 Директиву нельзя использовать
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
423 совместно с директивой <link id="server"/>.
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
424 </para>
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
425
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
426 <para>
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
427 <note>
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
428 Изменения, совершённые в момент
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
429 <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
430 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
431 могут быть потеряны.
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
432 </note>
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
433 </para>
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
434
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
435 <para>
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
436 <note>
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
437 Эта директива доступна как часть
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
438 <commercial_version>коммерческой подписки</commercial_version>.
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
439 </note>
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
440 </para>
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
441
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
442 </directive>
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
443
44c4323144c5 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1625
diff changeset
444
1230
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
445 <directive name="hash">
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
446 <syntax><value>ключ</value> [<literal>consistent</literal>]</syntax>
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
447 <default/>
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
448 <context>upstream</context>
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
449 <appeared-in>1.7.2</appeared-in>
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
450
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
451 <para>
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
452 Задаёт метод балансировки нагрузки для группы, при котором
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
453 соответствие клиента серверу определяется при помощи
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
454 хэшированного значения <value>ключа</value>.
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
455 В качестве <value>ключа</value> может использоваться
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
456 текст, переменные и их комбинации.
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
457 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
458 может привести к перераспределению большинства ключей на другие серверы.
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
459 Метод совместим с библиотекой Perl
2275
d93c8c32df75 Updated links to CPAN search interface.
Sergey Kandaurov <pluknet@nginx.com>
parents: 2274
diff changeset
460 <link url="https://metacpan.org/pod/Cache::Memcached">Cache::Memcached</link>.
1230
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
461 </para>
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
462
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
463 <para>
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
464 Если задан параметр <literal>consistent</literal>, то вместо
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
465 вышеописанного метода будет использоваться метод консистентного хэширования
2274
e28e3d0f0d20 Updated link in the "hash" directive.
Sergey Kandaurov <pluknet@nginx.com>
parents: 2230
diff changeset
466 <link url="https://www.metabrew.com/article/libketama-consistent-hashing-algo-memcached-clients">ketama</link>.
1230
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
467 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
468 на другие серверы будет перераспределено минимальное число ключей.
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
469 Применение метода для кэширующих серверов обеспечивает
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
470 больший процент попаданий в кэш.
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
471 Метод совместим с библиотекой Perl
2275
d93c8c32df75 Updated links to CPAN search interface.
Sergey Kandaurov <pluknet@nginx.com>
parents: 2274
diff changeset
472 <link url="https://metacpan.org/pod/Cache::Memcached::Fast">Cache::Memcached::Fast</link>
1230
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
473 при значении параметра <value>ketama_points</value> равным 160.
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
474 </para>
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
475
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
476 </directive>
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
477
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
478
76
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
479 <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
480 <syntax/>
99
1d315ef37215 The case <default/> is now language-agnostic.
Ruslan Ermilov <ru@nginx.com>
parents: 79
diff changeset
481 <default/>
76
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
482 <context>upstream</context>
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
483
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
484 <para>
533
fb630c3c5039 Revamped the upstream documentation somewhat.
Ruslan Ermilov <ru@nginx.com>
parents: 526
diff changeset
485 Задаёт для группы метод балансировки нагрузки, при котором запросы
fb630c3c5039 Revamped the upstream documentation somewhat.
Ruslan Ermilov <ru@nginx.com>
parents: 526
diff changeset
486 распределяются по серверам на основе IP-адресов клиентов.
fb630c3c5039 Revamped the upstream documentation somewhat.
Ruslan Ermilov <ru@nginx.com>
parents: 526
diff changeset
487 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
488 октета IPv4-адреса клиента или IPv6-адрес клиента целиком.
292
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
489 Метод гарантирует, что запросы одного и того же клиента
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
490 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
491 Если же этот сервер будет считаться недоступным,
292
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
492 то запросы этого клиента будут передаваться на другой сервер.
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
493 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
494 <note>
566
f8148fc88224 Documented 1.2.2 changes.
Ruslan Ermilov <ru@nginx.com>
parents: 542
diff changeset
495 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
496 </note>
76
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
497 </para>
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
498
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
499 <para>
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
500 Если один из серверов нужно убрать на некоторое время, то для сохранения
292
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
501 текущего хэширования IP-адресов клиентов этот сервер нужно пометить
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
502 параметром <literal>down</literal>.
76
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
503 </para>
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
504
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
505 <para>
292
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
506 Пример:
76
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
507 <example>
292
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
508 upstream backend {
76
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
509 ip_hash;
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
510
292
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
511 server backend1.example.com;
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
512 server backend2.example.com;
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
513 server backend3.example.com <emphasis>down</emphasis>;
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
514 server backend4.example.com;
76
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
515 }
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
516 </example>
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
517 </para>
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
518
526
4f907cde0382 1.3.1 changes: ip_hash+weight, least_conn.
Ruslan Ermilov <ru@nginx.com>
parents: 367
diff changeset
519 <para>
4f907cde0382 1.3.1 changes: ip_hash+weight, least_conn.
Ruslan Ermilov <ru@nginx.com>
parents: 367
diff changeset
520 <note>
566
f8148fc88224 Documented 1.2.2 changes.
Ruslan Ermilov <ru@nginx.com>
parents: 542
diff changeset
521 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
522 <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
523 </note>
4f907cde0382 1.3.1 changes: ip_hash+weight, least_conn.
Ruslan Ermilov <ru@nginx.com>
parents: 367
diff changeset
524 </para>
4f907cde0382 1.3.1 changes: ip_hash+weight, least_conn.
Ruslan Ermilov <ru@nginx.com>
parents: 367
diff changeset
525
76
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
526 </directive>
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
527
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
528
316
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
529 <directive name="keepalive">
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
530 <syntax><value>соединения</value></syntax>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
531 <default/>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
532 <context>upstream</context>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
533 <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
534
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
535 <para>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
536 Задействует кэш соединений для группы серверов.
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
537 </para>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
538
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
539 <para>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
540 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
541 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
542 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
543 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
544 закрываются.
316
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
545 <note>
654
841118e33f41 Refined the text about cache of connections to upstream servers.
Ruslan Ermilov <ru@nginx.com>
parents: 589
diff changeset
546 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
547 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
548 рабочие процессы nginx могут открыть.
966
95c3c3bbf1ce Text review.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 942
diff changeset
549 Параметр <value>соединения</value> следует устанавливать достаточно
95c3c3bbf1ce Text review.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 942
diff changeset
550 консервативно, чтобы серверы группы по-прежнему могли обрабатывать
95c3c3bbf1ce Text review.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 942
diff changeset
551 новые входящие соединения.
316
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
552 </note>
2610
fdfe54a01ea1 Relocated note in keepalive directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2470
diff changeset
553
fdfe54a01ea1 Relocated note in keepalive directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2470
diff changeset
554 <note>
fdfe54a01ea1 Relocated note in keepalive directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2470
diff changeset
555 При использовании методов балансировки нагрузки, отличных
fdfe54a01ea1 Relocated note in keepalive directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2470
diff changeset
556 от стандартного round-robin, следует активировать их до
fdfe54a01ea1 Relocated note in keepalive directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2470
diff changeset
557 директивы <literal>keepalive</literal>.
fdfe54a01ea1 Relocated note in keepalive directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2470
diff changeset
558 </note>
316
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
559 </para>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
560
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
561 <para>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
562 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
563 <example>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
564 upstream memcached_backend {
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
565 server 127.0.0.1:11211;
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
566 server 10.0.0.2:11211;
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
567
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
568 keepalive 32;
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
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
571 server {
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
572 ...
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
573
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
574 location /memcached/ {
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
575 set $memcached_key $uri;
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
576 memcached_pass memcached_backend;
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
577 }
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
578
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 </example>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
581 </para>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
582
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
583 <para>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
584 Для HTTP директиву
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
585 <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
586 следует установить в “<literal>1.1</literal>”,
367
f4033b9bc4ec - Removed unnecessary instances of unbreakable space.
Ruslan Ermilov <ru@nginx.com>
parents: 325
diff changeset
587 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
588 <example>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
589 upstream http_backend {
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
590 server 127.0.0.1:8080;
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
591
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
592 keepalive 16;
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
593 }
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
594
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
595 server {
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
596 ...
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 location /http/ {
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
599 proxy_pass http://http_backend;
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
600 proxy_http_version 1.1;
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
601 proxy_set_header Connection "";
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
602 ...
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
603 }
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
604 }
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
605 </example>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
606 </para>
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 <para>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
609 <note>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
610 Хоть это и не рекомендуется, но также возможно использование постоянных
966
95c3c3bbf1ce Text review.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 942
diff changeset
611 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
612 <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
613 </note>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
614 </para>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
615
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
616 <para>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
617 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
618 включить директиву
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
619 <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
620 <example>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
621 upstream fastcgi_backend {
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
622 server 127.0.0.1:9000;
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
623
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
624 keepalive 8;
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
625 }
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
626
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
627 server {
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
628 ...
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
629
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
630 location /fastcgi/ {
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
631 fastcgi_pass fastcgi_backend;
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
632 fastcgi_keep_conn on;
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
633 ...
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
634 }
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
635 }
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
636 </example>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
637 </para>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
638
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
639 <para>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
640 <note>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
641 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
642 </note>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
643 </para>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
644
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
645 </directive>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
646
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
647
2223
a692df6ef304 Added upstream keepalive_timeout and keepalive_requests.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2222
diff changeset
648 <directive name="keepalive_requests">
a692df6ef304 Added upstream keepalive_timeout and keepalive_requests.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2222
diff changeset
649 <syntax><value>число</value></syntax>
a692df6ef304 Added upstream keepalive_timeout and keepalive_requests.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2222
diff changeset
650 <default>100</default>
a692df6ef304 Added upstream keepalive_timeout and keepalive_requests.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2222
diff changeset
651 <context>upstream</context>
a692df6ef304 Added upstream keepalive_timeout and keepalive_requests.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2222
diff changeset
652 <appeared-in>1.15.3</appeared-in>
a692df6ef304 Added upstream keepalive_timeout and keepalive_requests.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2222
diff changeset
653
a692df6ef304 Added upstream keepalive_timeout and keepalive_requests.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2222
diff changeset
654 <para>
a692df6ef304 Added upstream keepalive_timeout and keepalive_requests.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2222
diff changeset
655 Задаёт максимальное число запросов, которые можно
2225
e2c3d17d0f58 Unified wording of upstream keepalive directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2223
diff changeset
656 сделать по одному постоянному соединению.
2223
a692df6ef304 Added upstream keepalive_timeout and keepalive_requests.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2222
diff changeset
657 После того как сделано максимальное число запросов,
a692df6ef304 Added upstream keepalive_timeout and keepalive_requests.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2222
diff changeset
658 соединение закрывается.
a692df6ef304 Added upstream keepalive_timeout and keepalive_requests.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2222
diff changeset
659 </para>
a692df6ef304 Added upstream keepalive_timeout and keepalive_requests.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2222
diff changeset
660
2450
a26a42699207 Added note about max number of keepalive requests.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2434
diff changeset
661 <para>
a26a42699207 Added note about max number of keepalive requests.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2434
diff changeset
662 Периодическое закрытие соединений необходимо для освобождения
a26a42699207 Added note about max number of keepalive requests.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2434
diff changeset
663 памяти, выделенной под конкретные соединения.
a26a42699207 Added note about max number of keepalive requests.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2434
diff changeset
664 Поэтому использование слишком большого максимального числа запросов
a26a42699207 Added note about max number of keepalive requests.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2434
diff changeset
665 может приводить к чрезмерному потреблению памяти и не рекомендуется.
a26a42699207 Added note about max number of keepalive requests.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2434
diff changeset
666 </para>
a26a42699207 Added note about max number of keepalive requests.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2434
diff changeset
667
2223
a692df6ef304 Added upstream keepalive_timeout and keepalive_requests.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2222
diff changeset
668 </directive>
a692df6ef304 Added upstream keepalive_timeout and keepalive_requests.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2222
diff changeset
669
a692df6ef304 Added upstream keepalive_timeout and keepalive_requests.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2222
diff changeset
670
2705
06805824d0f0 Documented the keepalive_time directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2632
diff changeset
671 <directive name="keepalive_time">
06805824d0f0 Documented the keepalive_time directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2632
diff changeset
672 <syntax><value>время</value></syntax>
06805824d0f0 Documented the keepalive_time directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2632
diff changeset
673 <default>1h</default>
06805824d0f0 Documented the keepalive_time directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2632
diff changeset
674 <context>upstream</context>
06805824d0f0 Documented the keepalive_time directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2632
diff changeset
675 <appeared-in>1.19.10</appeared-in>
06805824d0f0 Documented the keepalive_time directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2632
diff changeset
676
06805824d0f0 Documented the keepalive_time directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2632
diff changeset
677 <para>
06805824d0f0 Documented the keepalive_time directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2632
diff changeset
678 Ограничивает максимальное время, в течение которого
06805824d0f0 Documented the keepalive_time directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2632
diff changeset
679 могут обрабатываться запросы в рамках постоянного соединения.
06805824d0f0 Documented the keepalive_time directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2632
diff changeset
680 По достижении заданного времени соединение закрывается
06805824d0f0 Documented the keepalive_time directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2632
diff changeset
681 после обработки очередного запроса.
06805824d0f0 Documented the keepalive_time directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2632
diff changeset
682 </para>
06805824d0f0 Documented the keepalive_time directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2632
diff changeset
683
06805824d0f0 Documented the keepalive_time directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2632
diff changeset
684 </directive>
06805824d0f0 Documented the keepalive_time directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2632
diff changeset
685
06805824d0f0 Documented the keepalive_time directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2632
diff changeset
686
2223
a692df6ef304 Added upstream keepalive_timeout and keepalive_requests.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2222
diff changeset
687 <directive name="keepalive_timeout">
a692df6ef304 Added upstream keepalive_timeout and keepalive_requests.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2222
diff changeset
688 <syntax><value>таймаут</value></syntax>
a692df6ef304 Added upstream keepalive_timeout and keepalive_requests.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2222
diff changeset
689 <default>60s</default>
a692df6ef304 Added upstream keepalive_timeout and keepalive_requests.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2222
diff changeset
690 <context>upstream</context>
a692df6ef304 Added upstream keepalive_timeout and keepalive_requests.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2222
diff changeset
691 <appeared-in>1.15.3</appeared-in>
a692df6ef304 Added upstream keepalive_timeout and keepalive_requests.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2222
diff changeset
692
a692df6ef304 Added upstream keepalive_timeout and keepalive_requests.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2222
diff changeset
693 <para>
2225
e2c3d17d0f58 Unified wording of upstream keepalive directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2223
diff changeset
694 Задаёт таймаут, в течение которого неактивное постоянное
2223
a692df6ef304 Added upstream keepalive_timeout and keepalive_requests.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2222
diff changeset
695 соединение с сервером группы не будет закрыто.
a692df6ef304 Added upstream keepalive_timeout and keepalive_requests.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2222
diff changeset
696 </para>
a692df6ef304 Added upstream keepalive_timeout and keepalive_requests.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2222
diff changeset
697
a692df6ef304 Added upstream keepalive_timeout and keepalive_requests.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2222
diff changeset
698 </directive>
a692df6ef304 Added upstream keepalive_timeout and keepalive_requests.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2222
diff changeset
699
a692df6ef304 Added upstream keepalive_timeout and keepalive_requests.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2222
diff changeset
700
1561
ed420c318557 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1544
diff changeset
701 <directive name="ntlm">
ed420c318557 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1544
diff changeset
702 <syntax/>
ed420c318557 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1544
diff changeset
703 <default/>
ed420c318557 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1544
diff changeset
704 <context>upstream</context>
ed420c318557 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1544
diff changeset
705 <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
706
ed420c318557 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1544
diff changeset
707 <para>
ed420c318557 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1544
diff changeset
708 Позволяет проксировать запросы с
ed420c318557 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1544
diff changeset
709 <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
710 подлинности NTLM</link>.
1587
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
711 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
712 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
713 <header>Authorization</header> со значением,
ed420c318557 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1544
diff changeset
714 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
715 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
716 с сервером группы,
ed420c318557 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1544
diff changeset
717 сохраняя контекст аутентификации.
ed420c318557 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1544
diff changeset
718 </para>
ed420c318557 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1544
diff changeset
719
ed420c318557 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1544
diff changeset
720 <para>
1587
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
721 Для работы проверки подлинности NTLM
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
722 необходимо разрешить постоянные соединения с серверами группы.
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
723 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
724 следует установить в “<literal>1.1</literal>”,
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
725 а поле заголовка <header>Connection</header> — очистить:
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
726 <example>
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
727 upstream http_backend {
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
728 server 127.0.0.1:8080;
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
729
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
730 ntlm;
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
731 }
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
732
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
733 server {
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
734 ...
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
735
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
736 location /http/ {
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
737 proxy_pass http://http_backend;
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
738 proxy_http_version 1.1;
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
739 proxy_set_header Connection "";
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
740 ...
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
741 }
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
742 }
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
743 </example>
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
744 </para>
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
745
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
746 <para>
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
747 <note>
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
748 При использовании методов балансировки нагрузки, отличных
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
749 от стандартного round-robin, следует активировать их до
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
750 директивы <literal>ntlm</literal>.
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
751 </note>
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
752 </para>
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
753
c2a0a18e65ba Added keepalive info for ntlm.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1581
diff changeset
754 <para>
1561
ed420c318557 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1544
diff changeset
755 <note>
ed420c318557 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1544
diff changeset
756 Эта директива доступна как часть
ed420c318557 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1544
diff changeset
757 <commercial_version>коммерческой подписки</commercial_version>.
ed420c318557 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1544
diff changeset
758 </note>
ed420c318557 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1544
diff changeset
759 </para>
ed420c318557 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1544
diff changeset
760
ed420c318557 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1544
diff changeset
761 </directive>
ed420c318557 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1544
diff changeset
762
ed420c318557 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1544
diff changeset
763
1125
9a95b9026a16 Upstream: reallocated the "queue" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 1124
diff changeset
764 <directive name="least_conn">
9a95b9026a16 Upstream: reallocated the "queue" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 1124
diff changeset
765 <syntax/>
9a95b9026a16 Upstream: reallocated the "queue" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 1124
diff changeset
766 <default/>
9a95b9026a16 Upstream: reallocated the "queue" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 1124
diff changeset
767 <context>upstream</context>
9a95b9026a16 Upstream: reallocated the "queue" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 1124
diff changeset
768 <appeared-in>1.3.1</appeared-in>
9a95b9026a16 Upstream: reallocated the "queue" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 1124
diff changeset
769 <appeared-in>1.2.2</appeared-in>
9a95b9026a16 Upstream: reallocated the "queue" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 1124
diff changeset
770
9a95b9026a16 Upstream: reallocated the "queue" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 1124
diff changeset
771 <para>
9a95b9026a16 Upstream: reallocated the "queue" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 1124
diff changeset
772 Задаёт для группы метод балансировки нагрузки, при котором запрос
9a95b9026a16 Upstream: reallocated the "queue" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 1124
diff changeset
773 передаётся серверу с наименьшим числом активных соединений,
9a95b9026a16 Upstream: reallocated the "queue" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 1124
diff changeset
774 с учётом весов серверов.
9a95b9026a16 Upstream: reallocated the "queue" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 1124
diff changeset
775 Если подходит сразу несколько серверов, они выбираются циклически
9a95b9026a16 Upstream: reallocated the "queue" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 1124
diff changeset
776 (в режиме round-robin) с учётом их весов.
9a95b9026a16 Upstream: reallocated the "queue" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 1124
diff changeset
777 </para>
9a95b9026a16 Upstream: reallocated the "queue" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 1124
diff changeset
778
9a95b9026a16 Upstream: reallocated the "queue" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 1124
diff changeset
779 </directive>
9a95b9026a16 Upstream: reallocated the "queue" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 1124
diff changeset
780
9a95b9026a16 Upstream: reallocated the "queue" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 1124
diff changeset
781
1450
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
782 <directive name="least_time">
1925
a58b35cc0823 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1891
diff changeset
783 <syntax>
a58b35cc0823 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1891
diff changeset
784 <literal>header</literal> |
a58b35cc0823 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1891
diff changeset
785 <literal>last_byte</literal>
a58b35cc0823 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1891
diff changeset
786 [<literal>inflight</literal>]</syntax>
1450
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
787 <default/>
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
788 <context>upstream</context>
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
789 <appeared-in>1.7.10</appeared-in>
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
790
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
791 <para>
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
792 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
793 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
794 числом активных соединений с учётом весов серверов.
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
795 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
796 (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
797 </para>
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
798
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
799 <para>
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
800 Если указан параметр <literal>header</literal>,
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
801 то учитывается время получения
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
802 <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
803 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
804 время получения <link id="var_upstream_response_time">всего ответа</link>.
1925
a58b35cc0823 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1891
diff changeset
805 Если указан параметр <literal>inflight</literal> (1.11.6),
a58b35cc0823 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1891
diff changeset
806 то также учитываются незавершённые запросы.
a58b35cc0823 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1891
diff changeset
807 <note>
a58b35cc0823 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1891
diff changeset
808 До версии 1.11.6 незавершённые запросы учитывались по умолчанию.
a58b35cc0823 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1891
diff changeset
809 </note>
1450
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
810 </para>
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
811
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
812 <para>
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
813 <note>
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
814 Эта директива доступна как часть
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
815 <commercial_version>коммерческой подписки</commercial_version>.
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
816 </note>
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
817 </para>
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
818
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
819 </directive>
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
820
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
821
1122
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
822 <directive name="queue">
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
823 <syntax>
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
824 <value>число</value>
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
825 [<literal>timeout</literal>=<value>время</value>]</syntax>
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
826 <default/>
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
827 <context>upstream</context>
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
828 <appeared-in>1.5.12</appeared-in>
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
829
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
830 <para>
1818
574c44d14837 Removed the "max_conns" condition from the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1817
diff changeset
831 Если при обработке запроса невозможно сразу выбрать сервер группы, то
1122
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
832 запрос будет помещён в очередь.
2067
014323d0cc38 Highlighted the "number" value in the queue directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2062
diff changeset
833 Директива задаёт максимальное <value>число</value> запросов,
014323d0cc38 Highlighted the "number" value in the queue directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2062
diff changeset
834 которые могут одновременно находиться в очереди.
1122
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
835 Если очередь переполнена
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
836 или за время, задаваемое параметром <literal>timeout</literal>,
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
837 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
838 клиенту будет возвращена ошибка
0ba4b2e561bd Added 502 error to the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1587
diff changeset
839 <http-status code="502" text="Bad Gateway"/>.
1122
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
840 </para>
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
841
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
842 <para>
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
843 По умолчанию параметр <literal>timeout</literal> равен 60 секундам.
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
844 </para>
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
845
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
846 <para>
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
847 <note>
1925
a58b35cc0823 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1891
diff changeset
848 При использовании методов балансировки нагрузки, отличных
a58b35cc0823 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1891
diff changeset
849 от стандартного round-robin, следует активировать их до
a58b35cc0823 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1891
diff changeset
850 директивы <literal>queue</literal>.
a58b35cc0823 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1891
diff changeset
851 </note>
a58b35cc0823 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1891
diff changeset
852
a58b35cc0823 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1891
diff changeset
853 <note>
1128
1594ed379f1f De-i18n'ed <commercial_version/>.
Ruslan Ermilov <ru@nginx.com>
parents: 1127
diff changeset
854 Эта директива доступна как часть
1594ed379f1f De-i18n'ed <commercial_version/>.
Ruslan Ermilov <ru@nginx.com>
parents: 1127
diff changeset
855 <commercial_version>коммерческой подписки</commercial_version>.
1122
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
856 </note>
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
857 </para>
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
858
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
859 </directive>
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
860
1234
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
861
2191
2c56f91c304a Documented the "random" directive.
Vladimir Homutov <vl@nginx.com>
parents: 2139
diff changeset
862 <directive name="random">
2c56f91c304a Documented the "random" directive.
Vladimir Homutov <vl@nginx.com>
parents: 2139
diff changeset
863 <syntax>[<literal>two</literal> [<value>метод</value>]]</syntax>
2c56f91c304a Documented the "random" directive.
Vladimir Homutov <vl@nginx.com>
parents: 2139
diff changeset
864 <default/>
2c56f91c304a Documented the "random" directive.
Vladimir Homutov <vl@nginx.com>
parents: 2139
diff changeset
865 <context>upstream</context>
2c56f91c304a Documented the "random" directive.
Vladimir Homutov <vl@nginx.com>
parents: 2139
diff changeset
866 <appeared-in>1.15.1</appeared-in>
2c56f91c304a Documented the "random" directive.
Vladimir Homutov <vl@nginx.com>
parents: 2139
diff changeset
867
2c56f91c304a Documented the "random" directive.
Vladimir Homutov <vl@nginx.com>
parents: 2139
diff changeset
868 <para>
2c56f91c304a Documented the "random" directive.
Vladimir Homutov <vl@nginx.com>
parents: 2139
diff changeset
869 Задаёт для группы метод балансировки нагрузки, при котором запрос
2c56f91c304a Documented the "random" directive.
Vladimir Homutov <vl@nginx.com>
parents: 2139
diff changeset
870 передаётся случайно выбранному серверу, с учётом весов
2c56f91c304a Documented the "random" directive.
Vladimir Homutov <vl@nginx.com>
parents: 2139
diff changeset
871 серверов.
2c56f91c304a Documented the "random" directive.
Vladimir Homutov <vl@nginx.com>
parents: 2139
diff changeset
872 </para>
2c56f91c304a Documented the "random" directive.
Vladimir Homutov <vl@nginx.com>
parents: 2139
diff changeset
873
2c56f91c304a Documented the "random" directive.
Vladimir Homutov <vl@nginx.com>
parents: 2139
diff changeset
874 <para>
2c56f91c304a Documented the "random" directive.
Vladimir Homutov <vl@nginx.com>
parents: 2139
diff changeset
875 Если указан необязательный параметр <literal>two</literal>,
2c56f91c304a Documented the "random" directive.
Vladimir Homutov <vl@nginx.com>
parents: 2139
diff changeset
876 то nginx случайным образом выбирает
2197
03f8a9c5e8ae Updated link in the "random" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2191
diff changeset
877 <link url="https://homes.cs.washington.edu/~karlin/papers/balls.pdf">два</link>
2191
2c56f91c304a Documented the "random" directive.
Vladimir Homutov <vl@nginx.com>
parents: 2139
diff changeset
878 сервера, из которых выбирает сервер,
2c56f91c304a Documented the "random" directive.
Vladimir Homutov <vl@nginx.com>
parents: 2139
diff changeset
879 используя указанный <literal>метод</literal>.
2c56f91c304a Documented the "random" directive.
Vladimir Homutov <vl@nginx.com>
parents: 2139
diff changeset
880 Методом по умолчанию является <literal>least_conn</literal>,
2c56f91c304a Documented the "random" directive.
Vladimir Homutov <vl@nginx.com>
parents: 2139
diff changeset
881 при котором запрос передаётся на сервер
2c56f91c304a Documented the "random" directive.
Vladimir Homutov <vl@nginx.com>
parents: 2139
diff changeset
882 с наименьшим количеством активных соединений.
2c56f91c304a Documented the "random" directive.
Vladimir Homutov <vl@nginx.com>
parents: 2139
diff changeset
883 </para>
2c56f91c304a Documented the "random" directive.
Vladimir Homutov <vl@nginx.com>
parents: 2139
diff changeset
884
2230
283b1e67eaa6 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2225
diff changeset
885 <para id="random_least_time">
283b1e67eaa6 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2225
diff changeset
886 Если указан метод <literal>least_time</literal>, то запрос передаётся серверу
283b1e67eaa6 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2225
diff changeset
887 с наименьшими средним временем ответа и числом активных соединений.
283b1e67eaa6 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2225
diff changeset
888 Если указан <literal>least_time=header</literal>, то учитывается
283b1e67eaa6 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2225
diff changeset
889 время получения <link id="var_upstream_header_time">заголовка ответа</link>.
283b1e67eaa6 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2225
diff changeset
890 Если указан <literal>least_time=last_byte</literal>, то учитывается
283b1e67eaa6 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2225
diff changeset
891 время получения <link id="var_upstream_response_time">всего ответа</link>.
283b1e67eaa6 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2225
diff changeset
892 <note>
283b1e67eaa6 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2225
diff changeset
893 Метод <literal>least_time</literal> доступен как часть
283b1e67eaa6 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2225
diff changeset
894 <commercial_version>коммерческой подписки</commercial_version>.
283b1e67eaa6 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2225
diff changeset
895 </note>
283b1e67eaa6 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2225
diff changeset
896 </para>
283b1e67eaa6 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2225
diff changeset
897
2191
2c56f91c304a Documented the "random" directive.
Vladimir Homutov <vl@nginx.com>
parents: 2139
diff changeset
898 </directive>
2c56f91c304a Documented the "random" directive.
Vladimir Homutov <vl@nginx.com>
parents: 2139
diff changeset
899
2c56f91c304a Documented the "random" directive.
Vladimir Homutov <vl@nginx.com>
parents: 2139
diff changeset
900
2469
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
901 <directive name="resolver">
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
902 <syntax>
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
903 <value>адрес</value> ...
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
904 [<literal>valid</literal>=<value>время</value>]
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
905 [<literal>ipv6</literal>=<literal>on</literal>|<literal>off</literal>]
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
906 [<literal>status_zone</literal>=<value>зона</value>]</syntax>
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
907 <default/>
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
908 <context>upstream</context>
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
909 <appeared-in>1.17.5</appeared-in>
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
910
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
911 <para>
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
912 Задаёт серверы DNS, используемые для преобразования имён вышестоящих серверов
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
913 в адреса, например:
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
914 <example>
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
915 resolver 127.0.0.1 [::1]:5353;
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
916 </example>
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
917 Адрес может быть указан в виде доменного имени или IP-адреса,
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
918 и необязательного порта.
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
919 Если порт не указан, используется порт 53.
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
920 Серверы DNS опрашиваются циклически.
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
921 </para>
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
922
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
923 <para id="resolver_ipv6">
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
924 По умолчанию nginx будет искать как IPv4-, так и IPv6-адреса
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
925 при преобразовании имён в адреса.
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
926 Если поиск IPv6-адресов нежелателен,
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
927 можно указать параметр <literal>ipv6=off</literal>.
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
928 </para>
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
929
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
930 <para id="resolver_valid">
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
931 По умолчанию nginx кэширует ответы, используя значение TTL из ответа.
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
932 Необязательный параметр <literal>valid</literal> позволяет это
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
933 переопределить:
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
934 <example>
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
935 resolver 127.0.0.1 [::1]:5353 valid=30s;
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
936 </example>
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
937 <note>
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
938 Для предотвращения DNS-спуфинга рекомендуется
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
939 использовать DNS-серверы в защищённой доверенной локальной сети.
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
940 </note>
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
941 </para>
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
942
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
943 <para id="resolver_status_zone">
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
944 Необязательный параметр <literal>status_zone</literal>
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
945 включает
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
946 <link doc="ngx_http_api_module.xml" id="resolvers_">сбор информации</link>
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
947 о запросах и ответах сервера DNS
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
948 в указанной <value>зоне</value>.
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
949 </para>
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
950
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
951 <para>
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
952 <note>
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
953 Эта директива доступна как часть
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
954 <commercial_version>коммерческой подписки</commercial_version>.
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
955 </note>
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
956 </para>
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
957
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
958 </directive>
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
959
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
960
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
961 <directive name="resolver_timeout">
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
962 <syntax><value>время</value></syntax>
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
963 <default>30s</default>
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
964 <context>upstream</context>
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
965 <appeared-in>1.17.5</appeared-in>
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
966
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
967 <para>
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
968 Задаёт таймаут для преобразования имени в адрес, например:
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
969 <example>
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
970 resolver_timeout 5s;
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
971 </example>
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
972 </para>
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
973
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
974 <para>
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
975 <note>
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
976 Эта директива доступна как часть
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
977 <commercial_version>коммерческой подписки</commercial_version>.
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
978 </note>
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
979 </para>
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
980
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
981 </directive>
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
982
98fd810c13e0 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2450
diff changeset
983
1234
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
984 <directive name="sticky">
1259
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
985 <syntax>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
986 <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
987 [<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
988 [<literal>domain=</literal><value>домен</value>]
1450
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
989 [<literal>httponly</literal>]
2632
52500ccb82c1 Updated docs for the upcoming NGINX Plus release.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2610
diff changeset
990 [<literal>samesite=</literal><literal>strict</literal>|<literal>lax</literal>|<literal>none</literal>]
1450
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
991 [<literal>secure</literal>]
1259
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
992 [<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
993 <syntax>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
994 <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
995 <syntax>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
996 <literal>learn</literal>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
997 <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
998 <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
999 <literal>zone=</literal><value>имя</value>:<value>размер</value>
2028
5c55b7054b58 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1945
diff changeset
1000 [<literal>timeout=</literal><value>время</value>]
2139
f6e578b1b02d Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2134
diff changeset
1001 [<literal>header</literal>]
f6e578b1b02d Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2134
diff changeset
1002 [<literal>sync</literal>]</syntax>
1234
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1003 <default/>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1004 <context>upstream</context>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1005 <appeared-in>1.5.7</appeared-in>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1006
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1007 <para>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1008 Включает режим привязки сеансов, в котором запросы клиента
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1009 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
1010 Доступны три метода:
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1011 <list type="tag">
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1012 <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
1013 <tag-desc>
1234
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1014
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1015 <para>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1016 При использовании метода <literal>cookie</literal> информация о
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1017 назначенном сервере передаётся в HTTP-куке:
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1018 <example>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1019 upstream backend {
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1020 server backend1.example.com;
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1021 server backend2.example.com;
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1022
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1023 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
1024 }
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1025 </example>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1026 </para>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1027
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1028 <para>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1029 Запрос от клиента, ещё не привязанного к определённому серверу,
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1030 передаётся на сервер, выбранный согласно настроенному методу балансировки.
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1031 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
1032 Если назначенный сервер не может обработать запрос, выбирается новый
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1033 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
1034 </para>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1035
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1036 <para>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1037 Первый параметр задаёт имя куки, которую необходимо установить или проверить.
2041
29b68a7b42fc Documented cookie name for sticky cookie and server route.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2028
diff changeset
1038 Значением куки является MD5-хэш IP-адреса и порта
29b68a7b42fc Documented cookie name for sticky cookie and server route.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2028
diff changeset
1039 (или пути UNIX-сокета) в шестнадцатеричном виде.
29b68a7b42fc Documented cookie name for sticky cookie and server route.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2028
diff changeset
1040 Однако если указан параметр “<literal>route</literal>”
29b68a7b42fc Documented cookie name for sticky cookie and server route.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2028
diff changeset
1041 директивы <link id="server"/>, то значением куки будет
29b68a7b42fc Documented cookie name for sticky cookie and server route.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2028
diff changeset
1042 значение параметра “<literal>route</literal>”:
29b68a7b42fc Documented cookie name for sticky cookie and server route.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2028
diff changeset
1043 <example>
29b68a7b42fc Documented cookie name for sticky cookie and server route.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2028
diff changeset
1044 upstream backend {
29b68a7b42fc Documented cookie name for sticky cookie and server route.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2028
diff changeset
1045 server backend1.example.com route=<emphasis>a</emphasis>;
29b68a7b42fc Documented cookie name for sticky cookie and server route.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2028
diff changeset
1046 server backend2.example.com route=<emphasis>b</emphasis>;
29b68a7b42fc Documented cookie name for sticky cookie and server route.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2028
diff changeset
1047
29b68a7b42fc Documented cookie name for sticky cookie and server route.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2028
diff changeset
1048 sticky cookie srv_id expires=1h domain=.example.com path=/;
29b68a7b42fc Documented cookie name for sticky cookie and server route.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2028
diff changeset
1049 }
29b68a7b42fc Documented cookie name for sticky cookie and server route.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2028
diff changeset
1050 </example>
29b68a7b42fc Documented cookie name for sticky cookie and server route.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2028
diff changeset
1051 В этом случае значение куки “<literal>srv_id</literal>” будет
29b68a7b42fc Documented cookie name for sticky cookie and server route.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2028
diff changeset
1052 или <value>a</value>, или <value>b</value>.
29b68a7b42fc Documented cookie name for sticky cookie and server route.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2028
diff changeset
1053 </para>
29b68a7b42fc Documented cookie name for sticky cookie and server route.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2028
diff changeset
1054
29b68a7b42fc Documented cookie name for sticky cookie and server route.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2028
diff changeset
1055 <para>
1234
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1056 Дополнительные параметры могут быть следующими:
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1057 <list type="tag">
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1058
1450
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
1059 <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
1060 <tag-desc>
1450
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
1061 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
1062 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
1063 31 декабря 2037 года 23:55:55 GMT.
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1064 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
1065 </tag-desc>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1066
1450
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
1067 <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
1068 <tag-desc>
1450
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
1069 Задаёт <value>домен</value>, для которого устанавливается кука.
1825
56b6244ddadb Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1818
diff changeset
1070 В значении параметра можно использовать переменные (1.11.5).
1234
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1071 </tag-desc>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1072
1450
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
1073 <tag-name><literal>httponly</literal></tag-name>
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
1074 <tag-desc>
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
1075 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
1076 </tag-desc>
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
1077
2632
52500ccb82c1 Updated docs for the upcoming NGINX Plus release.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2610
diff changeset
1078 <tag-name id="sticky_samesite"><literal>samesite=</literal><literal>strict</literal> |
52500ccb82c1 Updated docs for the upcoming NGINX Plus release.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2610
diff changeset
1079 <literal>lax</literal> | <literal>none</literal></tag-name>
52500ccb82c1 Updated docs for the upcoming NGINX Plus release.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2610
diff changeset
1080 <tag-desc>
52500ccb82c1 Updated docs for the upcoming NGINX Plus release.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2610
diff changeset
1081 Добавляет атрибут <literal>SameSite</literal> к куке
52500ccb82c1 Updated docs for the upcoming NGINX Plus release.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2610
diff changeset
1082 с одним из следующих значений (1.19.4):
52500ccb82c1 Updated docs for the upcoming NGINX Plus release.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2610
diff changeset
1083 <literal>Strict</literal>,
52500ccb82c1 Updated docs for the upcoming NGINX Plus release.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2610
diff changeset
1084 <literal>Lax</literal> или
52500ccb82c1 Updated docs for the upcoming NGINX Plus release.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2610
diff changeset
1085 <literal>None</literal>.
52500ccb82c1 Updated docs for the upcoming NGINX Plus release.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2610
diff changeset
1086 </tag-desc>
52500ccb82c1 Updated docs for the upcoming NGINX Plus release.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2610
diff changeset
1087
1450
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
1088 <tag-name><literal>secure</literal></tag-name>
1234
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1089 <tag-desc>
1450
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
1090 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
1091 </tag-desc>
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
1092
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
1093 <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
1094 <tag-desc>
f5b5eefc43cb Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1418
diff changeset
1095 Задаёт <value>путь</value>, для которого устанавливается кука.
1234
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1096 </tag-desc>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1097
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1098 </list>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1099 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
1100 </para>
1259
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1101 </tag-desc>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1102
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1103 <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
1104 <tag-desc>
1234
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1105
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1106 <para>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1107 При использовании метода <literal>route</literal> проксируемый сервер назначает
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1108 клиенту маршрут по получении первого запроса.
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1109 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
1110 маршруте в куке или URI.
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1111 Эта информация сравнивается с параметром “<literal>route</literal>” директивы
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1112 <link id="server"/> для идентификации сервера, на который
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1113 следует проксировать запрос.
1854
dca985318cfe Documented default value for server route in sticky route.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1825
diff changeset
1114 Если параметр “<literal>route</literal>” не задан, то именем маршрута
dca985318cfe Documented default value for server route in sticky route.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1825
diff changeset
1115 будет являться MD5-хэш IP-адреса и порта
dca985318cfe Documented default value for server route in sticky route.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1825
diff changeset
1116 (или пути UNIX-сокета) в шестнадцатеричном виде.
1234
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1117 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
1118 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
1119 информации о маршруте.
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1120 </para>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1121
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1122 <para>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1123 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
1124 могут содержать информацию о маршруте.
1234
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1125 Первая непустая переменная используется для поиска соответствующего сервера.
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1126 </para>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1127
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1128 <para>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1129 Пример:
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1130 <example>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1131 map $cookie_jsessionid $route_cookie {
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1132 ~.+\.(?P&lt;route>\w+)$ $route;
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1133 }
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 map $request_uri $route_uri {
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1136 ~jsessionid=.+\.(?P&lt;route>\w+)$ $route;
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1137 }
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1138
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1139 upstream backend {
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1140 server backend1.example.com route=a;
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1141 server backend2.example.com route=b;
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 sticky route $route_cookie $route_uri;
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1144 }
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1145 </example>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1146 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
1147 если она присутствует в запросе.
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1148 В противном случае используется маршрут из URI.
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1149 </para>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1150
1259
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1151 </tag-desc>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1152
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1153 <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
1154 <tag-desc>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1155 <para>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1156 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
1157 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
1158 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
1159 <example>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1160 upstream backend {
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1161 server backend1.example.com:8080;
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1162 server backend2.example.com:8081;
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1163
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1164 sticky learn
1544
627a9309011c Renamed cookie in the example of the sticky directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1504
diff changeset
1165 create=$upstream_cookie_examplecookie
627a9309011c Renamed cookie in the example of the sticky directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1504
diff changeset
1166 lookup=$cookie_examplecookie
1259
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1167 zone=client_sessions:1m;
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1168 }
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1169 </example>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1170
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1171 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
1172 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
1173 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
1174 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
1175 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
1176 </para>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1177
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1178 <para>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1179 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
1180 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
1181 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
1182 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
1183 (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
1184 </para>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1185
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1186 <para>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1187 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
1188 <value>размер</value> которой задаются параметром <literal>zone</literal>.
2139
f6e578b1b02d Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2134
diff changeset
1189 Зоны размером в 1 мегабайт достаточно для хранения около 4 тысяч сессий
1259
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1190 на 64-битной платформе.
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1191 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
1192 <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
1193 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
1194 </para>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1195
2028
5c55b7054b58 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1945
diff changeset
1196 <para id="sticky_learn_header">
5c55b7054b58 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1945
diff changeset
1197 Параметр <literal>header</literal> (1.13.1) позволяет создавать сессию
5c55b7054b58 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1945
diff changeset
1198 сразу после получения заголовков ответа от сервера группы.
5c55b7054b58 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1945
diff changeset
1199 </para>
5c55b7054b58 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1945
diff changeset
1200
2139
f6e578b1b02d Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2134
diff changeset
1201 <para id="sticky_learn_sync">
f6e578b1b02d Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2134
diff changeset
1202 Параметр <literal>sync</literal> (1.13.8) разрешает
f6e578b1b02d Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2134
diff changeset
1203 <link doc="../stream/ngx_stream_zone_sync_module.xml" id="zone_sync">синхронизацию</link>
f6e578b1b02d Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2134
diff changeset
1204 данной зоны разделяемой памяти.
f6e578b1b02d Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2134
diff changeset
1205 </para>
f6e578b1b02d Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2134
diff changeset
1206
1259
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1207 </tag-desc>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1208 </list>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1209 </para>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1210
1234
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1211 <para>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1212 <note>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1213 Эта директива доступна как часть
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1214 <commercial_version>коммерческой подписки</commercial_version>.
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1215 </note>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1216 </para>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1217
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1218 </directive>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1219
1237
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1220
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1221 <directive name="sticky_cookie_insert">
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1222 <syntax><value>имя</value>
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1223 [<literal>expires=</literal><value>время</value>]
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1224 [<literal>domain=</literal><value>домен</value>]
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1225 [<literal>path=</literal><value>путь</value>]</syntax>
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1226 <default/>
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1227 <context>upstream</context>
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1228
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1229 <para>
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1230 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
1231 Вместо неё следует использовать аналогичную директиву
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1232 <link id="sticky"/> с изменённым синтаксисом:
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1233 <note>
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1234 <literal>sticky cookie</literal> <value>имя</value>
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1235 [<literal>expires=</literal><value>время</value>]
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1236 [<literal>domain=</literal><value>домен</value>]
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1237 [<literal>path=</literal><value>путь</value>];
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1238 </note>
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1239 </para>
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1240
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1241 </directive>
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1242
76
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
1243 </section>
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
1244
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
1245
292
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
1246 <section id="variables" name="Встроенные переменные">
76
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
1247
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
1248 <para>
292
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
1249 Модуль <literal>ngx_http_upstream_module</literal>
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
1250 поддерживает следующие встроенные переменные:
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
1251 <list type="tag">
76
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
1252
1155
07402a11fd8d Assigned IDs to tags describing variables.
Vladimir Homutov <vl@nginx.com>
parents: 1128
diff changeset
1253 <tag-name id="var_upstream_addr"><var>$upstream_addr</var></tag-name>
292
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
1254 <tag-desc>
1391
0702cc081c63 Revised descriptions of upstream module variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1386
diff changeset
1255 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
1256 Если при обработке запроса были сделаны обращения к нескольким серверам,
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
1257 то их адреса разделяются запятой, например,
292
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
1258 “<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
1259 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
1260 с помощью
292
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
1261 <header>X-Accel-Redirect</header> или
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
1262 <link doc="ngx_http_core_module.xml" id="error_page"/>,
966
95c3c3bbf1ce Text review.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 942
diff changeset
1263 то адреса, соответствующие разным группам серверов, разделяются двоеточием,
95c3c3bbf1ce Text review.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 942
diff changeset
1264 например,
292
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
1265 “<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>”.
2058
eb58ee50561d Documented upstream name in $upstream_addr.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2041
diff changeset
1266 Если сервер не может быть выбран,
eb58ee50561d Documented upstream name in $upstream_addr.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2041
diff changeset
1267 то переменная хранит имя группы серверов.
292
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
1268 </tag-desc>
76
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
1269
1783
031566771bbd Documented $upstream_bytes_received for http upstream.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1720
diff changeset
1270 <tag-name id="var_upstream_bytes_received"><var>$upstream_bytes_received</var></tag-name>
031566771bbd Documented $upstream_bytes_received for http upstream.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1720
diff changeset
1271 <tag-desc>
031566771bbd Documented $upstream_bytes_received for http upstream.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1720
diff changeset
1272 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
1273 Значения нескольких соединений
031566771bbd Documented $upstream_bytes_received for http upstream.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1720
diff changeset
1274 разделяются запятыми и двоеточиями подобно адресам в переменной
031566771bbd Documented $upstream_bytes_received for http upstream.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1720
diff changeset
1275 <link id="var_upstream_addr">$upstream_addr</link>.
031566771bbd Documented $upstream_bytes_received for http upstream.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1720
diff changeset
1276 </tag-desc>
031566771bbd Documented $upstream_bytes_received for http upstream.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1720
diff changeset
1277
2307
994207cf96da Documented the "$upstream_bytes_sent" variable for http.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2275
diff changeset
1278 <tag-name id="var_upstream_bytes_sent"><var>$upstream_bytes_sent</var></tag-name>
994207cf96da Documented the "$upstream_bytes_sent" variable for http.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2275
diff changeset
1279 <tag-desc>
994207cf96da Documented the "$upstream_bytes_sent" variable for http.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2275
diff changeset
1280 число байт, переданных на сервер группы (1.15.8).
994207cf96da Documented the "$upstream_bytes_sent" variable for http.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2275
diff changeset
1281 Значения нескольких соединений
994207cf96da Documented the "$upstream_bytes_sent" variable for http.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2275
diff changeset
1282 разделяются запятыми и двоеточиями подобно адресам в переменной
994207cf96da Documented the "$upstream_bytes_sent" variable for http.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2275
diff changeset
1283 <link id="var_upstream_addr">$upstream_addr</link>.
994207cf96da Documented the "$upstream_bytes_sent" variable for http.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2275
diff changeset
1284 </tag-desc>
994207cf96da Documented the "$upstream_bytes_sent" variable for http.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2275
diff changeset
1285
1155
07402a11fd8d Assigned IDs to tags describing variables.
Vladimir Homutov <vl@nginx.com>
parents: 1128
diff changeset
1286 <tag-name id="var_upstream_cache_status"><var>$upstream_cache_status</var>
07402a11fd8d Assigned IDs to tags describing variables.
Vladimir Homutov <vl@nginx.com>
parents: 1128
diff changeset
1287 </tag-name>
731
f62328124e5b Documented $upstream_cache_status and $upstream_response_length variables.
Vladimir Homutov <vl@nginx.com>
parents: 654
diff changeset
1288 <tag-desc>
f62328124e5b Documented $upstream_cache_status and $upstream_response_length variables.
Vladimir Homutov <vl@nginx.com>
parents: 654
diff changeset
1289 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
1290 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
1291 “<literal>BYPASS</literal>”, “<literal>EXPIRED</literal>”,
1016
2d8269d8fea8 Translated documentation on cache revalidation into russian.
Vladimir Homutov <vl@nginx.com>
parents: 966
diff changeset
1292 “<literal>STALE</literal>”, “<literal>UPDATING</literal>”,
2d8269d8fea8 Translated documentation on cache revalidation into russian.
Vladimir Homutov <vl@nginx.com>
parents: 966
diff changeset
1293 “<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
1294 </tag-desc>
f62328124e5b Documented $upstream_cache_status and $upstream_response_length variables.
Vladimir Homutov <vl@nginx.com>
parents: 654
diff changeset
1295
1481
f29398a167d0 Documented the upstream_connect_time variable.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1461
diff changeset
1296 <tag-name id="var_upstream_connect_time"><var>$upstream_connect_time</var>
f29398a167d0 Documented the upstream_connect_time variable.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1461
diff changeset
1297 </tag-name>
f29398a167d0 Documented the upstream_connect_time variable.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1461
diff changeset
1298 <tag-desc>
f29398a167d0 Documented the upstream_connect_time variable.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1461
diff changeset
1299 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
1300 время хранится в секундах с точностью до миллисекунд.
f29398a167d0 Documented the upstream_connect_time variable.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1461
diff changeset
1301 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
1302 Времена нескольких соединений
f29398a167d0 Documented the upstream_connect_time variable.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1461
diff changeset
1303 разделяются запятыми и двоеточиями подобно адресам в переменной
f29398a167d0 Documented the upstream_connect_time variable.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1461
diff changeset
1304 <link id="var_upstream_addr">$upstream_addr</link>.
f29398a167d0 Documented the upstream_connect_time variable.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1461
diff changeset
1305 </tag-desc>
f29398a167d0 Documented the upstream_connect_time variable.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1461
diff changeset
1306
1391
0702cc081c63 Revised descriptions of upstream module variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1386
diff changeset
1307 <tag-name id="var_upstream_cookie_"><var>$upstream_cookie_</var><value>имя</value>
0702cc081c63 Revised descriptions of upstream module variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1386
diff changeset
1308 </tag-name>
1186
8125bec5c7a1 Upstream: documented the $upstream_cookie_* variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1181
diff changeset
1309 <tag-desc>
8125bec5c7a1 Upstream: documented the $upstream_cookie_* variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1181
diff changeset
1310 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
1311 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
1312 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
1313 последнего сервера.
8125bec5c7a1 Upstream: documented the $upstream_cookie_* variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1181
diff changeset
1314 </tag-desc>
8125bec5c7a1 Upstream: documented the $upstream_cookie_* variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1181
diff changeset
1315
1393
15e8779f0ceb Documented the $upstream_header_time variable.
Ruslan Ermilov <ru@nginx.com>
parents: 1392
diff changeset
1316 <tag-name id="var_upstream_header_time"><var>$upstream_header_time</var>
15e8779f0ceb Documented the $upstream_header_time variable.
Ruslan Ermilov <ru@nginx.com>
parents: 1392
diff changeset
1317 </tag-name>
15e8779f0ceb Documented the $upstream_header_time variable.
Ruslan Ermilov <ru@nginx.com>
parents: 1392
diff changeset
1318 <tag-desc>
15e8779f0ceb Documented the $upstream_header_time variable.
Ruslan Ermilov <ru@nginx.com>
parents: 1392
diff changeset
1319 хранит время,
15e8779f0ceb Documented the $upstream_header_time variable.
Ruslan Ermilov <ru@nginx.com>
parents: 1392
diff changeset
1320 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
1321 время хранится в секундах с точностью до миллисекунд.
15e8779f0ceb Documented the $upstream_header_time variable.
Ruslan Ermilov <ru@nginx.com>
parents: 1392
diff changeset
1322 Времена нескольких ответов
15e8779f0ceb Documented the $upstream_header_time variable.
Ruslan Ermilov <ru@nginx.com>
parents: 1392
diff changeset
1323 разделяются запятыми и двоеточиями подобно адресам в переменной
15e8779f0ceb Documented the $upstream_header_time variable.
Ruslan Ermilov <ru@nginx.com>
parents: 1392
diff changeset
1324 <link id="var_upstream_addr">$upstream_addr</link>.
15e8779f0ceb Documented the $upstream_header_time variable.
Ruslan Ermilov <ru@nginx.com>
parents: 1392
diff changeset
1325 </tag-desc>
15e8779f0ceb Documented the $upstream_header_time variable.
Ruslan Ermilov <ru@nginx.com>
parents: 1392
diff changeset
1326
1392
82e62822abe8 Sorted upstream module variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1391
diff changeset
1327 <tag-name id="var_upstream_http_"><var>$upstream_http_</var><value>имя</value></tag-name>
82e62822abe8 Sorted upstream module variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1391
diff changeset
1328 <tag-desc>
82e62822abe8 Sorted upstream module variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1391
diff changeset
1329 хранят поля заголовка ответа сервера.
82e62822abe8 Sorted upstream module variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1391
diff changeset
1330 Например, поле заголовка ответа <header>Server</header>
82e62822abe8 Sorted upstream module variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1391
diff changeset
1331 доступно в переменной <var>$upstream_http_server</var>.
82e62822abe8 Sorted upstream module variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1391
diff changeset
1332 Правила преобразования имён полей заголовка ответа в имена переменных
82e62822abe8 Sorted upstream module variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1391
diff changeset
1333 такие же, как для переменных с префиксом
82e62822abe8 Sorted upstream module variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1391
diff changeset
1334 “<link doc="ngx_http_core_module.xml" id="var_http_">$http_</link>”.
82e62822abe8 Sorted upstream module variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1391
diff changeset
1335 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
1336 последнего сервера.
82e62822abe8 Sorted upstream module variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1391
diff changeset
1337 </tag-desc>
82e62822abe8 Sorted upstream module variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1391
diff changeset
1338
2139
f6e578b1b02d Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2134
diff changeset
1339 <tag-name id="var_upstream_queue_time"><var>$upstream_queue_time</var></tag-name>
f6e578b1b02d Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2134
diff changeset
1340 <tag-desc>
f6e578b1b02d Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2134
diff changeset
1341 хранит время, проведённое запросом в <link id="queue">очереди</link>
f6e578b1b02d Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2134
diff changeset
1342 (1.13.9);
f6e578b1b02d Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2134
diff changeset
1343 время хранится в секундах с точностью до миллисекунд.
f6e578b1b02d Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2134
diff changeset
1344 Времена нескольких ответов
f6e578b1b02d Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2134
diff changeset
1345 разделяются запятыми и двоеточиями подобно адресам в переменной
f6e578b1b02d Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2134
diff changeset
1346 <link id="var_upstream_addr">$upstream_addr</link>.
f6e578b1b02d Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2134
diff changeset
1347 </tag-desc>
f6e578b1b02d Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 2134
diff changeset
1348
1155
07402a11fd8d Assigned IDs to tags describing variables.
Vladimir Homutov <vl@nginx.com>
parents: 1128
diff changeset
1349 <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
1350 </tag-name>
731
f62328124e5b Documented $upstream_cache_status and $upstream_response_length variables.
Vladimir Homutov <vl@nginx.com>
parents: 654
diff changeset
1351 <tag-desc>
1391
0702cc081c63 Revised descriptions of upstream module variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1386
diff changeset
1352 хранит длину ответа, полученного от сервера группы (0.7.27);
0702cc081c63 Revised descriptions of upstream module variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1386
diff changeset
1353 длина хранится в байтах.
0702cc081c63 Revised descriptions of upstream module variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1386
diff changeset
1354 Длины нескольких ответов
0702cc081c63 Revised descriptions of upstream module variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1386
diff changeset
1355 разделяются запятыми и двоеточиями подобно адресам в переменной
0702cc081c63 Revised descriptions of upstream module variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1386
diff changeset
1356 <link id="var_upstream_addr">$upstream_addr</link>.
731
f62328124e5b Documented $upstream_cache_status and $upstream_response_length variables.
Vladimir Homutov <vl@nginx.com>
parents: 654
diff changeset
1357 </tag-desc>
f62328124e5b Documented $upstream_cache_status and $upstream_response_length variables.
Vladimir Homutov <vl@nginx.com>
parents: 654
diff changeset
1358
1155
07402a11fd8d Assigned IDs to tags describing variables.
Vladimir Homutov <vl@nginx.com>
parents: 1128
diff changeset
1359 <tag-name id="var_upstream_response_time"><var>$upstream_response_time</var>
07402a11fd8d Assigned IDs to tags describing variables.
Vladimir Homutov <vl@nginx.com>
parents: 1128
diff changeset
1360 </tag-name>
292
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
1361 <tag-desc>
1391
0702cc081c63 Revised descriptions of upstream module variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1386
diff changeset
1362 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
1363 время хранится в секундах с точностью до миллисекунд.
0702cc081c63 Revised descriptions of upstream module variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1386
diff changeset
1364 Времена нескольких ответов
0702cc081c63 Revised descriptions of upstream module variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1386
diff changeset
1365 разделяются запятыми и двоеточиями подобно адресам в переменной
0702cc081c63 Revised descriptions of upstream module variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1386
diff changeset
1366 <link id="var_upstream_addr">$upstream_addr</link>.
292
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
1367 </tag-desc>
76
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
1368
1155
07402a11fd8d Assigned IDs to tags describing variables.
Vladimir Homutov <vl@nginx.com>
parents: 1128
diff changeset
1369 <tag-name id="var_upstream_status"><var>$upstream_status</var></tag-name>
292
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
1370 <tag-desc>
1391
0702cc081c63 Revised descriptions of upstream module variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1386
diff changeset
1371 хранит статус ответа, полученного от сервера группы.
0702cc081c63 Revised descriptions of upstream module variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1386
diff changeset
1372 Статусы нескольких ответов
0702cc081c63 Revised descriptions of upstream module variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1386
diff changeset
1373 разделяются запятыми и двоеточиями подобно адресам в переменной
0702cc081c63 Revised descriptions of upstream module variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1386
diff changeset
1374 <link id="var_upstream_addr">$upstream_addr</link>.
2062
7275c134ec67 Documented "no live upstreams" case for $upstream_status.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2058
diff changeset
1375 Если сервер не может быть выбран, то
7275c134ec67 Documented "no live upstreams" case for $upstream_status.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2058
diff changeset
1376 переменная хранит статус <http-status code="502" text="Bad Gateway"/>.
292
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
1377 </tag-desc>
76
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
1378
2113
180269c4a220 Documented the "upstream_trailer_" variable.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2097
diff changeset
1379 <tag-name id="var_upstream_trailer_"><var>$upstream_trailer_</var><value>имя</value></tag-name>
180269c4a220 Documented the "upstream_trailer_" variable.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2097
diff changeset
1380 <tag-desc>
180269c4a220 Documented the "upstream_trailer_" variable.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2097
diff changeset
1381 хранит поля из конца ответа,
180269c4a220 Documented the "upstream_trailer_" variable.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2097
diff changeset
1382 полученного от сервера группы (1.13.10).
180269c4a220 Documented the "upstream_trailer_" variable.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2097
diff changeset
1383 </tag-desc>
180269c4a220 Documented the "upstream_trailer_" variable.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2097
diff changeset
1384
76
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
1385 </list>
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
1386 </para>
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
1387
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
1388 </section>
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
1389
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
1390 </module>