annotate xml/ru/docs/http/ngx_http_upstream_module.xml @ 1385:f08ae1f79000

Documented the max_conns parameter in upstream_conf.
author Yaroslav Zhuravlev <yar@nginx.com>
date Mon, 12 Jan 2015 12:03:09 +0300
parents f1e14d87d833
children d796c95f0922
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 <?xml version="1.0"?>
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2
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3 <!--
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4 Copyright (C) Igor Sysoev
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5 Copyright (C) Nginx, Inc.
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6 -->
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7
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8 <!DOCTYPE module SYSTEM "../../../../dtd/module.dtd">
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9
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10 <module name="Модуль ngx_http_upstream_module"
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11 link="/ru/docs/http/ngx_http_upstream_module.html"
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12 lang="ru"
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13 rev="30">
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14
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15 <section id="summary">
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16
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17 <para>
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18 Модуль <literal>ngx_http_upstream_module</literal>
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19 позволяет описывать группы серверов,
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20 которые могут использоваться в директивах
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21 <link doc="ngx_http_proxy_module.xml" id="proxy_pass"/>,
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22 <link doc="ngx_http_fastcgi_module.xml" id="fastcgi_pass"/>,
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23 <link doc="ngx_http_uwsgi_module.xml" id="uwsgi_pass"/>,
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24 <link doc="ngx_http_scgi_module.xml" id="scgi_pass"/> и
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25 <link doc="ngx_http_memcached_module.xml" id="memcached_pass"/>.
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26 </para>
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27
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28 </section>
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29
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30
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31 <section id="example" name="Пример конфигурации">
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32
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33 <para>
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34 <example>
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35 upstream <emphasis>backend</emphasis> {
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36 server backend1.example.com weight=5;
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37 server backend2.example.com:8080;
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38 server unix:/tmp/backend3;
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39
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40 server backup1.example.com:8080 backup;
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41 server backup2.example.com:8080 backup;
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42 }
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43
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44 server {
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45 location / {
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46 proxy_pass http://<emphasis>backend</emphasis>;
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47 }
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48 }
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49 </example>
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50 </para>
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51
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52 <para>
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53 Динамически настраиваемая группа,
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54 доступна как часть
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55 <commercial_version>коммерческой подписки</commercial_version>:
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56 <example>
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57 upstream <emphasis>dynamic</emphasis> {
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58 zone upstream_dynamic 64k;
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59
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60 server backend1.example.com weight=5;
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61 server backend2.example.com:8080 fail_timeout=5s slow_start=30s;
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62 server 192.0.2.1 max_fails=3;
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63
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64 server backup1.example.com:8080 backup;
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65 server backup2.example.com:8080 backup;
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66 }
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67
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68 server {
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69 location / {
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70 proxy_pass http://<emphasis>dynamic</emphasis>;
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71 health_check;
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72 }
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73
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74 location /upstream_conf {
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75 upstream_conf;
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76 allow 127.0.0.1;
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77 deny all;
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78 }
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79 }
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80 </example>
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81 </para>
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82
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83 </section>
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84
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85
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86 <section id="directives" name="Директивы">
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87
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88 <directive name="upstream">
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89 <syntax block="yes"><value>название</value></syntax>
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90 <default/>
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91 <context>http</context>
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92
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93 <para>
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94 Описывает группу серверов.
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95 Серверы могут слушать на разных портах.
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96 Кроме того, можно одновременно использовать серверы,
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97 слушающие на TCP- и UNIX-сокетах.
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98 </para>
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99
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100 <para>
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101 Пример:
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102 <example>
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103 upstream backend {
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104 server backend1.example.com weight=5;
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105 server 127.0.0.1:8080 max_fails=3 fail_timeout=30s;
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106 server unix:/tmp/backend3;
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107
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108 server backup1.example.com backup;
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109 }
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110 </example>
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111 </para>
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112
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113 <para>
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114 По умолчанию запросы распределяются по серверам циклически
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115 (в режиме round-robin) с учётом весов серверов.
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116 В вышеприведённом примере каждые 7 запросов будут распределены так:
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117 5 запросов на <literal>backend1.example.com</literal>
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118 и по одному запросу на второй и третий серверы.
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119 Если при попытке работы с сервером происходит ошибка, то запрос
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120 передаётся следующему серверу, и так далее до тех пор, пока не будут опробованы
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121 все работающие серверы.
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122 Если не удастся получить успешный ответ
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123 ни от одного из серверов, то клиенту будет возвращён результат работы
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124 с последним сервером.
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125 </para>
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126
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127 </directive>
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128
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129
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130 <directive name="server">
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131 <syntax><value>адрес</value> [<value>параметры</value>]</syntax>
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132 <default/>
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133 <context>upstream</context>
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134
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135 <para>
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136 Задаёт <value>адрес</value> и другие <value>параметры</value>
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137 сервера.
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138 Адрес может быть указан в виде доменного имени или IP-адреса,
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139 и необязательного порта, или в виде пути UNIX-сокета, который
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140 указывается после префикса “<literal>unix:</literal>”.
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141 Если порт не указан, используется порт 80.
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142 Доменное имя, которому соответствует несколько IP-адресов,
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143 задаёт сразу несколько серверов.
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144 </para>
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145
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146 <para>
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147 Могут быть заданы следующие параметры:
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148 <list type="tag">
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149
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150 <tag-name id="weight">
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151 <literal>weight</literal>=<value>число</value>
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152 </tag-name>
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153 <tag-desc>
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154 задаёт вес сервера, по умолчанию 1.
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155 </tag-desc>
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156
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157 <tag-name id="max_fails">
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158 <literal>max_fails</literal>=<value>число</value>
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159 </tag-name>
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160 <tag-desc>
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161 задаёт число неудачных попыток работы с сервером, которые должны произойти
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162 в течение времени, заданного параметром <literal>fail_timeout</literal>,
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163 чтобы сервер считался недоступным на период времени, также заданный
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164 параметром <literal>fail_timeout</literal>.
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165 По умолчанию число попыток устанавливается равным 1.
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166 Нулевое значение отключает учёт попыток.
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167 Что считается неудачной попыткой, определяется директивами
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168 <link doc="ngx_http_proxy_module.xml" id="proxy_next_upstream"/>,
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169 <link doc="ngx_http_fastcgi_module.xml" id="fastcgi_next_upstream"/>,
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170 <link doc="ngx_http_uwsgi_module.xml" id="uwsgi_next_upstream"/>,
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171 <link doc="ngx_http_scgi_module.xml" id="scgi_next_upstream"/> и
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172 <link doc="ngx_http_memcached_module.xml" id="memcached_next_upstream"/>.
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173 </tag-desc>
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174
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175 <tag-name id="fail_timeout">
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176 <literal>fail_timeout</literal>=<value>время</value>
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177 </tag-name>
533
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178 <tag-desc>
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179 задаёт
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180 <list type="bullet">
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181
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182 <listitem>
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183 время, в течение которого должно произойти заданное число неудачных
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184 попыток работы с сервером для того, чтобы сервер считался недоступным;
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185 </listitem>
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186
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187 <listitem>
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188 и время, в течение которого сервер будет считаться недоступным.
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189 </listitem>
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190
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191 </list>
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192 По умолчанию параметр равен 10 секундам.
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193 </tag-desc>
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194
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195 <tag-name id="backup">
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196 <literal>backup</literal>
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197 </tag-name>
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198 <tag-desc>
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199 помечает сервер как запасной сервер.
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200 На него будут передаваться запросы в случае, если не работают основные серверы.
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201 </tag-desc>
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202
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203 <tag-name id="down">
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204 <literal>down</literal>
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205 </tag-name>
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206 <tag-desc>
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207 помечает сервер как постоянно недоступный; используется
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208 совместно с директивой <link id="ip_hash"/>.
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209 </tag-desc>
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210
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211 </list>
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212 </para>
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213
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214 <para>
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215 Кроме того,
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216 следующие параметры доступны как часть
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217 <commercial_version>коммерческой подписки</commercial_version>:
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218 <list type="tag">
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219
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220 <tag-name id="max_conns">
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221 <literal>max_conns</literal>=<value>число</value>
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222 </tag-name>
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223 <tag-desc>
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224 ограничивает максимальное <value>число</value> одновременных соединений
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225 к проксируемому серверу (1.5.9).
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226 Значение по умолчанию равно 0 и означает, что ограничения нет.
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227 </tag-desc>
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228
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229 <tag-name id="resolve">
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230 <literal>resolve</literal>
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231 </tag-name>
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232 <tag-desc>
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233 отслеживает изменения IP-адресов, соответствующих доменному имени сервера,
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234 и автоматически изменяет конфигурацию группы
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235 без необходимости перезапуска nginx (1.5.12).
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236 <para>
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237 Для работы этого параметра
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238 директива <link doc="ngx_http_core_module.xml" id="resolver"/>
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239 должна быть задана в блоке
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240 <link doc="ngx_http_core_module.xml" id="http"/>.
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241 Пример:
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242 <example>
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243 http {
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244 resolver 10.0.0.1;
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245
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246 upstream u {
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247 zone ...;
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248 ...
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249 server example.com resolve;
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250 }
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251 }
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252 </example>
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253 </para>
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254 </tag-desc>
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255
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256 <tag-name id="route">
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257 <literal>route</literal>=<value>строка</value>
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258 </tag-name>
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259 <tag-desc>
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260 задаёт имя маршрута к серверу.
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261 </tag-desc>
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262
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263 <tag-name id="slow_start">
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264 <literal>slow_start</literal>=<value>время</value>
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265 </tag-name>
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266 <tag-desc>
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267 задаёт <value>время</value>, в течение которого вес сервера
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diff changeset
268 восстановится от нуля до своего номинального значения в ситуации, когда
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diff changeset
269 неработоспособный (unhealthy) сервер вновь становится работоспособным
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diff changeset
270 (<link id="health_check">healthy</link>)
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diff changeset
271 или когда сервер становится доступным по прошествии времени,
1241
2246339a6a93 Upstream: added IDs for "server" and "health_check" params.
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parents: 1240
diff changeset
272 в течение которого он считался <link id="fail_timeout">недоступным</link>.
1240
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diff changeset
273 Значение по умолчанию равно нулю и означает, что медленный старт выключен.
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diff changeset
274 </tag-desc>
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275
533
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diff changeset
276 </list>
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diff changeset
277 </para>
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diff changeset
278
1240
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279 <para>
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280 <note>
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diff changeset
281 Если в группе только один сервер, параметры <literal>max_fails</literal>,
019f8273ee24 Upstream: translated the missing parts of the "server" directive.
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diff changeset
282 <literal>fail_timeout</literal> и <literal>slow_start</literal>
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diff changeset
283 игнорируются и такой сервер никогда не будет считаться недоступным.
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diff changeset
284 </note>
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diff changeset
285 </para>
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diff changeset
286
533
fb630c3c5039 Revamped the upstream documentation somewhat.
Ruslan Ermilov <ru@nginx.com>
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diff changeset
287 </directive>
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diff changeset
288
fb630c3c5039 Revamped the upstream documentation somewhat.
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diff changeset
289
1123
9a9aa8e9d12c Rephrased the "zone" directive, translated into Russian.
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diff changeset
290 <directive name="zone">
9a9aa8e9d12c Rephrased the "zone" directive, translated into Russian.
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diff changeset
291 <syntax><value>имя</value> <value>размер</value></syntax>
9a9aa8e9d12c Rephrased the "zone" directive, translated into Russian.
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diff changeset
292 <default/>
9a9aa8e9d12c Rephrased the "zone" directive, translated into Russian.
Yaroslav Zhuravlev <yar@nginx.com>
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diff changeset
293 <context>upstream</context>
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diff changeset
294
9a9aa8e9d12c Rephrased the "zone" directive, translated into Russian.
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diff changeset
295 <para>
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diff changeset
296 Задаёт <value>имя</value> и <value>размер</value> зоны разделяемой памяти,
1243
831215432a4f Upstream: revised the Russian text of the "zone" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1242
diff changeset
297 в которой хранятся конфигурация группы и её рабочее состояние,
1123
9a9aa8e9d12c Rephrased the "zone" directive, translated into Russian.
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parents: 1122
diff changeset
298 разделяемые между рабочими процессами.
1243
831215432a4f Upstream: revised the Russian text of the "zone" directive.
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parents: 1242
diff changeset
299 В таких группах для изменения состава группы
831215432a4f Upstream: revised the Russian text of the "zone" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1242
diff changeset
300 или настроек отдельных серверов
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Yaroslav Zhuravlev <yar@nginx.com>
parents: 1242
diff changeset
301 нет необходимости перезапускать nginx.
1123
9a9aa8e9d12c Rephrased the "zone" directive, translated into Russian.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1122
diff changeset
302 Конфигурация доступна через специальный location,
1243
831215432a4f Upstream: revised the Russian text of the "zone" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1242
diff changeset
303 в котором указана директива <link id="upstream_conf"/>.
1123
9a9aa8e9d12c Rephrased the "zone" directive, translated into Russian.
Yaroslav Zhuravlev <yar@nginx.com>
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diff changeset
304 </para>
9a9aa8e9d12c Rephrased the "zone" directive, translated into Russian.
Yaroslav Zhuravlev <yar@nginx.com>
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diff changeset
305
9a9aa8e9d12c Rephrased the "zone" directive, translated into Russian.
Yaroslav Zhuravlev <yar@nginx.com>
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diff changeset
306 <para>
9a9aa8e9d12c Rephrased the "zone" directive, translated into Russian.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1122
diff changeset
307 <note>
1128
1594ed379f1f De-i18n'ed <commercial_version/>.
Ruslan Ermilov <ru@nginx.com>
parents: 1127
diff changeset
308 Эта директива доступна как часть
1594ed379f1f De-i18n'ed <commercial_version/>.
Ruslan Ermilov <ru@nginx.com>
parents: 1127
diff changeset
309 <commercial_version>коммерческой подписки</commercial_version>.
1123
9a9aa8e9d12c Rephrased the "zone" directive, translated into Russian.
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diff changeset
310 </note>
9a9aa8e9d12c Rephrased the "zone" directive, translated into Russian.
Yaroslav Zhuravlev <yar@nginx.com>
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diff changeset
311 </para>
9a9aa8e9d12c Rephrased the "zone" directive, translated into Russian.
Yaroslav Zhuravlev <yar@nginx.com>
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diff changeset
312
9a9aa8e9d12c Rephrased the "zone" directive, translated into Russian.
Yaroslav Zhuravlev <yar@nginx.com>
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diff changeset
313 </directive>
9a9aa8e9d12c Rephrased the "zone" directive, translated into Russian.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1122
diff changeset
314
9a9aa8e9d12c Rephrased the "zone" directive, translated into Russian.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1122
diff changeset
315
1230
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diff changeset
316 <directive name="hash">
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diff changeset
317 <syntax><value>ключ</value> [<literal>consistent</literal>]</syntax>
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diff changeset
318 <default/>
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diff changeset
319 <context>upstream</context>
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
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diff changeset
320 <appeared-in>1.7.2</appeared-in>
6cc809881694 Upstream: added the "hash" directive.
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parents: 1194
diff changeset
321
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
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diff changeset
322 <para>
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Yaroslav Zhuravlev <yar@nginx.com>
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diff changeset
323 Задаёт метод балансировки нагрузки для группы, при котором
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
324 соответствие клиента серверу определяется при помощи
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
325 хэшированного значения <value>ключа</value>.
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Yaroslav Zhuravlev <yar@nginx.com>
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diff changeset
326 В качестве <value>ключа</value> может использоваться
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
327 текст, переменные и их комбинации.
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parents: 1194
diff changeset
328 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
329 может привести к перераспределению большинства ключей на другие серверы.
6cc809881694 Upstream: added the "hash" directive.
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parents: 1194
diff changeset
330 Метод совместим с библиотекой Perl
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Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
331 <link url="http://search.cpan.org/perldoc?Cache%3A%3AMemcached">Cache::Memcached</link>.
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Yaroslav Zhuravlev <yar@nginx.com>
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diff changeset
332 </para>
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parents: 1194
diff changeset
333
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
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diff changeset
334 <para>
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diff changeset
335 Если задан параметр <literal>consistent</literal>, то вместо
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
336 вышеописанного метода будет использоваться метод консистентного хэширования
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Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
337 <link url="http://www.last.fm/user/RJ/journal/2007/04/10/392555/">ketama</link>.
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Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
338 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
339 на другие серверы будет перераспределено минимальное число ключей.
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
340 Применение метода для кэширующих серверов обеспечивает
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
341 больший процент попаданий в кэш.
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
342 Метод совместим с библиотекой Perl
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Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
343 <link url="http://search.cpan.org/perldoc?Cache%3A%3AMemcached%3A%3AFast">Cache::Memcached::Fast</link>
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1194
diff changeset
344 при значении параметра <value>ketama_points</value> равным 160.
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parents: 1194
diff changeset
345 </para>
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Yaroslav Zhuravlev <yar@nginx.com>
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diff changeset
346
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
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diff changeset
347 </directive>
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
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diff changeset
348
6cc809881694 Upstream: added the "hash" directive.
Yaroslav Zhuravlev <yar@nginx.com>
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diff changeset
349
76
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
350 <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
351 <syntax/>
99
1d315ef37215 The case <default/> is now language-agnostic.
Ruslan Ermilov <ru@nginx.com>
parents: 79
diff changeset
352 <default/>
76
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
353 <context>upstream</context>
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
354
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
355 <para>
533
fb630c3c5039 Revamped the upstream documentation somewhat.
Ruslan Ermilov <ru@nginx.com>
parents: 526
diff changeset
356 Задаёт для группы метод балансировки нагрузки, при котором запросы
fb630c3c5039 Revamped the upstream documentation somewhat.
Ruslan Ermilov <ru@nginx.com>
parents: 526
diff changeset
357 распределяются по серверам на основе IP-адресов клиентов.
fb630c3c5039 Revamped the upstream documentation somewhat.
Ruslan Ermilov <ru@nginx.com>
parents: 526
diff changeset
358 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
359 октета IPv4-адреса клиента или IPv6-адрес клиента целиком.
292
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
360 Метод гарантирует, что запросы одного и того же клиента
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
361 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
362 Если же этот сервер будет считаться недоступным,
292
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
363 то запросы этого клиента будут передаваться на другой сервер.
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
364 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
365 <note>
566
f8148fc88224 Documented 1.2.2 changes.
Ruslan Ermilov <ru@nginx.com>
parents: 542
diff changeset
366 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
367 </note>
76
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
368 </para>
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
369
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
370 <para>
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
371 Если один из серверов нужно убрать на некоторое время, то для сохранения
292
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
372 текущего хэширования IP-адресов клиентов этот сервер нужно пометить
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
373 параметром <literal>down</literal>.
76
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
374 </para>
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
375
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
376 <para>
292
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
377 Пример:
76
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
378 <example>
292
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
379 upstream backend {
76
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
380 ip_hash;
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
381
292
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
382 server backend1.example.com;
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
383 server backend2.example.com;
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
384 server backend3.example.com <emphasis>down</emphasis>;
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
385 server backend4.example.com;
76
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
386 }
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
387 </example>
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
388 </para>
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
389
526
4f907cde0382 1.3.1 changes: ip_hash+weight, least_conn.
Ruslan Ermilov <ru@nginx.com>
parents: 367
diff changeset
390 <para>
4f907cde0382 1.3.1 changes: ip_hash+weight, least_conn.
Ruslan Ermilov <ru@nginx.com>
parents: 367
diff changeset
391 <note>
566
f8148fc88224 Documented 1.2.2 changes.
Ruslan Ermilov <ru@nginx.com>
parents: 542
diff changeset
392 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
393 <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
394 </note>
4f907cde0382 1.3.1 changes: ip_hash+weight, least_conn.
Ruslan Ermilov <ru@nginx.com>
parents: 367
diff changeset
395 </para>
4f907cde0382 1.3.1 changes: ip_hash+weight, least_conn.
Ruslan Ermilov <ru@nginx.com>
parents: 367
diff changeset
396
76
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
397 </directive>
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
398
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
399
316
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
400 <directive name="keepalive">
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
401 <syntax><value>соединения</value></syntax>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
402 <default/>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
403 <context>upstream</context>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
404 <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
405
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
406 <para>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
407 Задействует кэш соединений для группы серверов.
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
408 </para>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
409
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
410 <para>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
411 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
412 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
413 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
414 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
415 закрываются.
316
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
416 <note>
654
841118e33f41 Refined the text about cache of connections to upstream servers.
Ruslan Ermilov <ru@nginx.com>
parents: 589
diff changeset
417 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
418 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
419 рабочие процессы nginx могут открыть.
966
95c3c3bbf1ce Text review.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 942
diff changeset
420 Параметр <value>соединения</value> следует устанавливать достаточно
95c3c3bbf1ce Text review.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 942
diff changeset
421 консервативно, чтобы серверы группы по-прежнему могли обрабатывать
95c3c3bbf1ce Text review.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 942
diff changeset
422 новые входящие соединения.
316
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
423 </note>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
424 </para>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
425
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
426 <para>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
427 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
428 <example>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
429 upstream memcached_backend {
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
430 server 127.0.0.1:11211;
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
431 server 10.0.0.2:11211;
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
432
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
433 keepalive 32;
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
434 }
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
435
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
436 server {
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
437 ...
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
438
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
439 location /memcached/ {
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
440 set $memcached_key $uri;
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
441 memcached_pass memcached_backend;
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
442 }
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
443
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
444 }
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
445 </example>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
446 </para>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
447
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
448 <para>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
449 Для HTTP директиву
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
450 <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
451 следует установить в “<literal>1.1</literal>”,
367
f4033b9bc4ec - Removed unnecessary instances of unbreakable space.
Ruslan Ermilov <ru@nginx.com>
parents: 325
diff changeset
452 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
453 <example>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
454 upstream http_backend {
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
455 server 127.0.0.1:8080;
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
456
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
457 keepalive 16;
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
458 }
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
459
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
460 server {
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
461 ...
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
462
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
463 location /http/ {
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
464 proxy_pass http://http_backend;
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
465 proxy_http_version 1.1;
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
466 proxy_set_header Connection "";
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
467 ...
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
468 }
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
469 }
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
470 </example>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
471 </para>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
472
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
473 <para>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
474 <note>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
475 Хоть это и не рекомендуется, но также возможно использование постоянных
966
95c3c3bbf1ce Text review.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 942
diff changeset
476 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
477 <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
478 </note>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
479 </para>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
480
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
481 <para>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
482 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
483 включить директиву
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
484 <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
485 <example>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
486 upstream fastcgi_backend {
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
487 server 127.0.0.1:9000;
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
488
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
489 keepalive 8;
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
490 }
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
491
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
492 server {
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
493 ...
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
494
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
495 location /fastcgi/ {
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
496 fastcgi_pass fastcgi_backend;
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
497 fastcgi_keep_conn on;
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
498 ...
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
499 }
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
500 }
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
501 </example>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
502 </para>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
503
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
504 <para>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
505 <note>
533
fb630c3c5039 Revamped the upstream documentation somewhat.
Ruslan Ermilov <ru@nginx.com>
parents: 526
diff changeset
506 При использовании методов балансировки нагрузки, отличных
316
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
507 от стандартного round-robin, следует активировать их до
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
508 директивы <literal>keepalive</literal>.
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
509 </note>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
510
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
511 <note>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
512 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
513 </note>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
514 </para>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
515
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
516 </directive>
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
517
1fb1c077658b Documented the following directives: "keepalive", "proxy_http_version",
Ruslan Ermilov <ru@nginx.com>
parents: 292
diff changeset
518
1125
9a95b9026a16 Upstream: reallocated the "queue" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 1124
diff changeset
519 <directive name="least_conn">
9a95b9026a16 Upstream: reallocated the "queue" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 1124
diff changeset
520 <syntax/>
9a95b9026a16 Upstream: reallocated the "queue" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 1124
diff changeset
521 <default/>
9a95b9026a16 Upstream: reallocated the "queue" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 1124
diff changeset
522 <context>upstream</context>
9a95b9026a16 Upstream: reallocated the "queue" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 1124
diff changeset
523 <appeared-in>1.3.1</appeared-in>
9a95b9026a16 Upstream: reallocated the "queue" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 1124
diff changeset
524 <appeared-in>1.2.2</appeared-in>
9a95b9026a16 Upstream: reallocated the "queue" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 1124
diff changeset
525
9a95b9026a16 Upstream: reallocated the "queue" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 1124
diff changeset
526 <para>
9a95b9026a16 Upstream: reallocated the "queue" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 1124
diff changeset
527 Задаёт для группы метод балансировки нагрузки, при котором запрос
9a95b9026a16 Upstream: reallocated the "queue" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 1124
diff changeset
528 передаётся серверу с наименьшим числом активных соединений,
9a95b9026a16 Upstream: reallocated the "queue" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 1124
diff changeset
529 с учётом весов серверов.
9a95b9026a16 Upstream: reallocated the "queue" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 1124
diff changeset
530 Если подходит сразу несколько серверов, они выбираются циклически
9a95b9026a16 Upstream: reallocated the "queue" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 1124
diff changeset
531 (в режиме round-robin) с учётом их весов.
9a95b9026a16 Upstream: reallocated the "queue" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 1124
diff changeset
532 </para>
9a95b9026a16 Upstream: reallocated the "queue" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 1124
diff changeset
533
9a95b9026a16 Upstream: reallocated the "queue" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 1124
diff changeset
534 </directive>
9a95b9026a16 Upstream: reallocated the "queue" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 1124
diff changeset
535
9a95b9026a16 Upstream: reallocated the "queue" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 1124
diff changeset
536
1242
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
537 <directive name="health_check">
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
538 <syntax>[<value>параметры</value>]</syntax>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
539 <default/>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
540 <context>location</context>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
541
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
542 <para>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
543 Активирует периодические проверки работоспособности серверов в
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
544 <link id="upstream">группе</link>, указанной в содержащем location.
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
545 </para>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
546
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
547 <para>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
548 Могут быть заданы следующие необязательные параметры:
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
549 <list type="tag">
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
550
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
551 <tag-name id="interval">
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
552 <literal>interval</literal>=<value>время</value>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
553 </tag-name>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
554 <tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
555 задаёт интервал между двумя последовательными проверками,
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
556 по умолчанию 5 секунд;
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
557 </tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
558
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
559 <tag-name id="fails">
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
560 <literal>fails</literal>=<value>число</value>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
561 </tag-name>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
562 <tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
563 задаёт число последовательных неуспешных проверок для определённого сервера,
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
564 после которых сервер будет считаться неработоспособным,
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
565 по умолчанию 1;
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
566 </tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
567
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
568 <tag-name id="passes">
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
569 <literal>passes</literal>=<value>число</value>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
570 </tag-name>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
571 <tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
572 задаёт число последовательных успешных проверок для определённого сервера,
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
573 после которых сервер будет считаться работоспособным,
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
574 по умолчанию 1;
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
575 </tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
576
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
577 <tag-name id="uri">
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
578 <literal>uri</literal>=<value>uri</value>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
579 </tag-name>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
580 <tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
581 задаёт URI, используемый в запросах, проверяющих работоспособность,
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
582 по умолчанию “<literal>/</literal>”;
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
583 </tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
584
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
585 <tag-name id="hc_match">
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
586 <literal>match</literal>=<value>имя</value>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
587 </tag-name>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
588 <tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
589 указывает на блок <literal>match</literal> с условиями, которым должен
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
590 удовлетворять ответ, чтобы результат проверки считался успешным;
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
591 по умолчанию код ответа должен быть 2xx или 3xx.
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
592 </tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
593
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
594 </list>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
595 </para>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
596
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
597 <para>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
598 В примере
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
599 <example>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
600 location / {
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
601 proxy_pass http://backend;
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
602 health_check;
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
603 }
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
604 </example>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
605 каждому серверу группы <literal>backend</literal>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
606 с интервалом в 5 секунд посылаются запросы “<literal>/</literal>”.
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
607 Если происходит ошибка или таймаут при работе с сервером, или
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
608 код ответа проксируемого сервера не равен
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
609 2xx или 3xx, проверка считается неуспешной и сервер
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
610 признаётся неработоспособным.
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
611 На неработоспособные серверы клиентские запросы передаваться не будут.
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
612 </para>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
613
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
614 <para>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
615 Проверки работоспособности могут тестировать код ответа,
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
616 наличие или отсутствие определённых полей заголовка и их значений,
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
617 а также содержимое тела ответа.
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
618 Тесты настраиваются отдельно при помощи директивы <link id="match"/>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
619 и указываются в параметре <literal>match</literal>.
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
620 Например:
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
621 <example>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
622 http {
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
623 server {
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
624 ...
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
625 location / {
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
626 proxy_pass http://backend;
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
627 health_check match=welcome;
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
628 }
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
629 }
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
630
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
631 match welcome {
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
632 status 200;
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
633 header Content-Type = text/html;
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
634 body ~ "Welcome to nginx!";
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
635 }
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
636 }
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
637 </example>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
638 В такой конфигурации успешный ответ на проверочный запрос
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
639 должен иметь код 200, тип содержимого “<literal>text/html</literal>”
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
640 и “<literal>Welcome to nginx!</literal>” в теле ответа.
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
641 </para>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
642
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
643 <para>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
644 Группа должна находиться в <link id="zone">зоне разделяемой памяти</link>.
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
645 </para>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
646
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
647 <para>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
648 Если для группы задано несколько проверок,
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
649 то при любой неуспешной проверке соответствующий сервер будет
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
650 считаться неработоспособным.
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
651 </para>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
652
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
653 <para>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
654 <note>
1348
5e45198fa991 Documented that with health checks most variables are useless.
Ruslan Ermilov <ru@nginx.com>
parents: 1259
diff changeset
655 Обратите внимание, что при использовании проверок
5e45198fa991 Documented that with health checks most variables are useless.
Ruslan Ermilov <ru@nginx.com>
parents: 1259
diff changeset
656 большинство переменных имеют пустые значения.
5e45198fa991 Documented that with health checks most variables are useless.
Ruslan Ermilov <ru@nginx.com>
parents: 1259
diff changeset
657 </note>
5e45198fa991 Documented that with health checks most variables are useless.
Ruslan Ermilov <ru@nginx.com>
parents: 1259
diff changeset
658 </para>
5e45198fa991 Documented that with health checks most variables are useless.
Ruslan Ermilov <ru@nginx.com>
parents: 1259
diff changeset
659
5e45198fa991 Documented that with health checks most variables are useless.
Ruslan Ermilov <ru@nginx.com>
parents: 1259
diff changeset
660 <para>
5e45198fa991 Documented that with health checks most variables are useless.
Ruslan Ermilov <ru@nginx.com>
parents: 1259
diff changeset
661 <note>
1242
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
662 Эта директива доступна как часть
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
663 <commercial_version>коммерческой подписки</commercial_version>.
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
664 </note>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
665 </para>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
666
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
667 </directive>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
668
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
669
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
670 <directive name="match">
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
671 <syntax block="yes"><value>имя</value></syntax>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
672 <default/>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
673 <context>http</context>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
674
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
675 <para>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
676 Задаёт именованный набор тестов для анализа ответов
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
677 на запросы проверки работоспособности.
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
678 </para>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
679
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
680 <para>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
681 В ответе могут быть протестированы следующие объекты:
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
682 <list type="tag">
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
683
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
684 <tag-name><literal>status 200;</literal></tag-name>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
685 <tag-desc>код ответа равен 200</tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
686
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
687 <tag-name><literal>status ! 500;</literal></tag-name>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
688 <tag-desc>код ответа не равен 500</tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
689
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
690 <tag-name><literal>status 200 204;</literal></tag-name>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
691 <tag-desc>код ответа равен 200 или 204</tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
692
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
693 <tag-name><literal>status ! 301 302;</literal></tag-name>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
694 <tag-desc>код ответа не равен ни 301, ни 302</tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
695
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
696 <tag-name><literal>status 200-399;</literal></tag-name>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
697 <tag-desc>код ответа находится в диапазоне от 200 до 399</tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
698
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
699 <tag-name><literal>status ! 400-599;</literal></tag-name>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
700 <tag-desc>код ответа находится вне диапазона от 400 до 599</tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
701
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
702 <tag-name><literal>status 301-303 307;</literal></tag-name>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
703 <tag-desc>код ответа равен 301, 302, 303 или 307</tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
704
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
705 </list>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
706
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
707 <list type="tag">
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
708
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
709 <tag-name><literal>header Content-Type = text/html;</literal></tag-name>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
710 <tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
711 заголовок содержит <header>Content-Type</header>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
712 со значением <literal>text/html</literal>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
713 </tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
714
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
715 <tag-name><literal>header Content-Type != text/html;</literal></tag-name>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
716 <tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
717 заголовок содержит <header>Content-Type</header>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
718 со значением, отличным от <literal>text/html</literal>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
719 </tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
720
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
721 <tag-name><literal>header Connection ~ close;</literal></tag-name>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
722 <tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
723 заголовок содержит <header>Connection</header>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
724 со значением, совпадающим с регулярным выражением <literal>close</literal>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
725 </tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
726
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
727 <tag-name><literal>header Connection !~ close;</literal></tag-name>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
728 <tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
729 заголовок содержит <header>Connection</header>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
730 со значением, не совпадающим с регулярным выражением <literal>close</literal>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
731 </tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
732
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
733 <tag-name><literal>header Host;</literal></tag-name>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
734 <tag-desc>заголовок содержит <header>Host</header></tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
735
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
736 <tag-name><literal>header ! X-Accel-Redirect;</literal></tag-name>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
737 <tag-desc>заголовок не содержит <header>X-Accel-Redirect</header></tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
738
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
739 </list>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
740
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
741 <list type="tag">
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
742
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
743 <tag-name><literal>body ~ "Welcome to nginx!";</literal></tag-name>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
744 <tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
745 тело ответа совпадает с регулярным выражением
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
746 “<literal>Welcome to nginx!</literal>”
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
747 </tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
748
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
749 <tag-name><literal>body !~ "Welcome to nginx!";</literal></tag-name>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
750 <tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
751 тело ответа не совпадает с регулярным выражением
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
752 “<literal>Welcome to nginx!</literal>”
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
753 </tag-desc>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
754
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
755 </list>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
756 </para>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
757
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
758 <para>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
759 Если задано несколько тестов,
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
760 то ответ должен удовлетворять всем тестам.
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
761 <note>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
762 Проверяются только первые 256 Кбайт тела ответа.
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
763 </note>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
764 </para>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
765
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
766 <para>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
767 Примеры:
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
768 <example>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
769 # код ответа 200, тип содержимого "text/html"
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
770 # и тело ответа содержит "Welcome to nginx!"
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
771 match welcome {
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
772 status 200;
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
773 header Content-Type = text/html;
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
774 body ~ "Welcome to nginx!";
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
775 }
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
776 </example>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
777
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
778 <example>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
779 # код ответа не равен 301, 302, 303 и 307 и заголовок не содержит "Refresh:"
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
780 match not_redirect {
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
781 status ! 301-303 307;
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
782 header ! Refresh;
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
783 }
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
784 </example>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
785
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
786 <example>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
787 # код ответа успешный и сервер не в сервисном режиме
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
788 match server_ok {
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
789 status 200-399;
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
790 body !~ "maintenance mode";
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
791 }
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
792 </example>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
793
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
794 </para>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
795
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
796 <para>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
797 <note>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
798 Эта директива доступна как часть
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
799 <commercial_version>коммерческой подписки</commercial_version>.
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
800 </note>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
801 </para>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
802
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
803 </directive>
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
804
935fe5eb82c4 Upstream: translated the "health_check" and "match" directives.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1241
diff changeset
805
1122
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
806 <directive name="queue">
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
807 <syntax>
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
808 <value>число</value>
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
809 [<literal>timeout</literal>=<value>время</value>]</syntax>
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
810 <default/>
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
811 <context>upstream</context>
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
812 <appeared-in>1.5.12</appeared-in>
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
813
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
814 <para>
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
815 Если при обработке запроса невозможно сразу выбрать сервер группы
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
816 и в группе есть серверы, у которых число соединений достигло
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
817 ограничения <link id="max_conns"/>,
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
818 запрос будет помещён в очередь.
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
819 Директива задаёт максимальное число запросов, которые могут одновременно
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
820 находиться в очереди.
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
821 Если очередь переполнена
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
822 или за время, задаваемое параметром <literal>timeout</literal>,
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
823 так и не удастся выбрать сервер для передачи ему запроса,
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
824 клиенту будет возвращена ошибка.
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
825 </para>
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
826
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
827 <para>
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
828 По умолчанию параметр <literal>timeout</literal> равен 60 секундам.
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
829 </para>
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
830
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
831 <para>
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
832 <note>
1128
1594ed379f1f De-i18n'ed <commercial_version/>.
Ruslan Ermilov <ru@nginx.com>
parents: 1127
diff changeset
833 Эта директива доступна как часть
1594ed379f1f De-i18n'ed <commercial_version/>.
Ruslan Ermilov <ru@nginx.com>
parents: 1127
diff changeset
834 <commercial_version>коммерческой подписки</commercial_version>.
1122
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
835 </note>
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
836 </para>
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
837
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
838 </directive>
594093ef96b1 Upstream: documented the "queue" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1121
diff changeset
839
1234
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
840
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
841 <directive name="sticky">
1259
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
842 <syntax>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
843 <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
844 [<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
845 [<literal>domain=</literal><value>домен</value>]
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
846 [<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
847 <syntax>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
848 <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
849 <syntax>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
850 <literal>learn</literal>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
851 <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
852 <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
853 <literal>zone=</literal><value>имя</value>:<value>размер</value>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
854 [<literal>timeout=</literal><value>время</value>]</syntax>
1234
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
855 <default/>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
856 <context>upstream</context>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
857 <appeared-in>1.5.7</appeared-in>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
858
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
859 <para>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
860 Включает режим привязки сеансов, в котором запросы клиента
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
861 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
862 Доступны три метода:
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
863 <list type="tag">
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
864 <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
865 <tag-desc>
1234
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
866
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
867 <para>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
868 При использовании метода <literal>cookie</literal> информация о
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
869 назначенном сервере передаётся в HTTP-куке:
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
870 <example>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
871 upstream backend {
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
872 server backend1.example.com;
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
873 server backend2.example.com;
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
874
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
875 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
876 }
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
877 </example>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
878 </para>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
879
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
880 <para>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
881 Запрос от клиента, ещё не привязанного к определённому серверу,
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
882 передаётся на сервер, выбранный согласно настроенному методу балансировки.
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
883 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
884 Если назначенный сервер не может обработать запрос, выбирается новый
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
885 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
886 </para>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
887
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
888 <para>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
889 Первый параметр задаёт имя куки, которую необходимо установить или проверить.
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
890 Дополнительные параметры могут быть следующими:
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
891 <list type="tag">
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
892
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
893 <tag-name><literal>expires</literal></tag-name>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
894 <tag-desc>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
895 Задаёт время, в течение которого браузеру необходимо хранить куку.
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
896 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
897 31 декабря 2037 года 23:55:55 GMT.
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
898 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
899 </tag-desc>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
900
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
901 <tag-name><literal>domain</literal></tag-name>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
902 <tag-desc>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
903 Задаёт домен, для которого устанавливается кука.
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
904 </tag-desc>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
905
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
906 <tag-name><literal>path</literal></tag-name>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
907 <tag-desc>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
908 Задаёт путь, для которого устанавливается кука.
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
909 </tag-desc>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
910
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
911 </list>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
912 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
913 </para>
1259
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
914 </tag-desc>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
915
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
916 <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
917 <tag-desc>
1234
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
918
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
919 <para>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
920 При использовании метода <literal>route</literal> проксируемый сервер назначает
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
921 клиенту маршрут по получении первого запроса.
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
922 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
923 маршруте в куке или URI.
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
924 Эта информация сравнивается с параметром “<literal>route</literal>” директивы
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
925 <link id="server"/> для идентификации сервера, на который
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
926 следует проксировать запрос.
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
927 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
928 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
929 информации о маршруте.
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
930 </para>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
931
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
932 <para>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
933 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
934 могут содержать информацию о маршруте.
1234
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
935 Первая непустая переменная используется для поиска соответствующего сервера.
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
936 </para>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
937
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
938 <para>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
939 Пример:
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
940 <example>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
941 map $cookie_jsessionid $route_cookie {
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
942 ~.+\.(?P&lt;route>\w+)$ $route;
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
943 }
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
944
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
945 map $request_uri $route_uri {
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
946 ~jsessionid=.+\.(?P&lt;route>\w+)$ $route;
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
947 }
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
948
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
949 upstream backend {
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
950 server backend1.example.com route=a;
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
951 server backend2.example.com route=b;
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
952
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
953 sticky route $route_cookie $route_uri;
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
954 }
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
955 </example>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
956 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
957 если она присутствует в запросе.
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
958 В противном случае используется маршрут из URI.
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
959 </para>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
960
1259
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
961 </tag-desc>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
962
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
963 <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
964 <tag-desc>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
965 <para>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
966 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
967 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
968 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
969 <example>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
970 upstream backend {
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
971 server backend1.example.com:8080;
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
972 server backend2.example.com:8081;
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
973
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
974 sticky learn
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
975 create=$upstream_cookie_sessionid
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
976 lookup=$cookie_sessionid
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
977 zone=client_sessions:1m;
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
978 }
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
979 </example>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
980
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
981 В примере выше сервер группы создаёт сессию путём установки
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
982 куки “<literal>SESSIONID</literal>” в своём ответе.
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
983 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
984 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
985 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
986 </para>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
987
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
988 <para>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
989 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
990 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
991 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
992 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
993 (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
994 </para>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
995
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
996 <para>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
997 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
998 <value>размер</value> которой задаются параметром <literal>zone</literal>.
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
999 Зоны размером в 1 мегабайт достаточно для хранения около 8 тысяч сессий
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1000 на 64-битной платформе.
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1001 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
1002 <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
1003 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
1004 </para>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1005
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1006 </tag-desc>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1007 </list>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1008 </para>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1009
1234
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1010 <para>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1011 <note>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1012 Эта директива доступна как часть
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1013 <commercial_version>коммерческой подписки</commercial_version>.
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1014 </note>
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
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1017 </directive>
314801ed88e7 Upstream: translated the "sticky" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1230
diff changeset
1018
1237
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1019
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1020 <directive name="sticky_cookie_insert">
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1021 <syntax><value>имя</value>
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1022 [<literal>expires=</literal><value>время</value>]
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1023 [<literal>domain=</literal><value>домен</value>]
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1024 [<literal>path=</literal><value>путь</value>]</syntax>
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1025 <default/>
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1026 <context>upstream</context>
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1027
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1028 <para>
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1029 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
1030 Вместо неё следует использовать аналогичную директиву
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1031 <link id="sticky"/> с изменённым синтаксисом:
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1032 <note>
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1033 <literal>sticky cookie</literal> <value>имя</value>
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1034 [<literal>expires=</literal><value>время</value>]
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1035 [<literal>domain=</literal><value>домен</value>]
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1036 [<literal>path=</literal><value>путь</value>];
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1037 </note>
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1038 </para>
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1039
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1040 </directive>
e0a1a929a458 Upstream: translated the sticky_cookie_insert directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1234
diff changeset
1041
1259
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1042
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1043 <directive name="upstream_conf">
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1044 <syntax/>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1045 <default/>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1046 <context>location</context>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1047
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1048 <para>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1049 Активирует HTTP-интерфейс для настройки групп серверов в содержащем location.
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1050 Доступ в location следует
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1051 <link doc="ngx_http_core_module.xml" id="satisfy">ограничить</link>.
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1052 </para>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1053
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1054 <para>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1055 С помощью команд настройки можно:
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1056 <list type="bullet">
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1057
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1058 <listitem>просматривать конфигурацию группы;</listitem>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1059
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1060 <listitem>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1061 просматривать или изменять конфигурацию, а также
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1062 удалять отдельные серверы;
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1063 </listitem>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1064
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1065 <listitem>добавлять новые серверы.</listitem>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1066
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1067 </list>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1068 <note>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1069 Поскольку адреса в группе не обязаны быть уникальными,
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1070 обращение к отдельным серверам в группе осуществляется по их идентификаторам.
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1071 Идентификаторы назначаются автоматически и показываются при добавлении сервера
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1072 или просмотре конфигурации группы.
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1073 </note>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1074 </para>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1075
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1076 <para>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1077 Команда настройки состоит из параметров, передаваемых в аргументах запроса,
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1078 например:
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1079 <example>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1080 http://127.0.0.1/upstream_conf?upstream=dynamic
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1081 </example>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1082 </para>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1083
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1084 <para>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1085 Поддерживаются следующие параметры:
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1086
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1087 <list type="tag" compact="no">
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1088
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1089 <tag-name>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1090 <literal>upstream=</literal><value>имя</value></tag-name>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1091 <tag-desc>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1092 Выбирает группу серверов для работы.
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1093 Параметр является обязательным.
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1094 </tag-desc>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1095
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1096 <tag-name>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1097 <literal>id=</literal><value>число</value></tag-name>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1098 <tag-desc>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1099 Выбирает отдельный сервер для просмотра, изменения или удаления.
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1100 </tag-desc>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1101
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1102 <tag-name>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1103 <literal>remove=</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>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1105 Удаляет выбранный сервер из группы.
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1106 </tag-desc>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1107
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1108 <tag-name>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1109 <literal>add=</literal></tag-name>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1110 <tag-desc>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1111 Добавляет новый сервер в группу.
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1112 </tag-desc>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1113
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1114 <tag-name>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1115 <literal>backup=</literal></tag-name>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1116 <tag-desc>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1117 Необходим для добавления запасного сервера.
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1118 <note>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1119 До версии 1.7.2 параметр <literal>backup=</literal> требовался
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1120 также для просмотра, изменения или удаления существующих запасных серверов.
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1121 </note>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1122 </tag-desc>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1123
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1124 <tag-name>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1125 <literal>server=</literal><value>адрес</value></tag-name>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1126 <tag-desc>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1127 То же, что и параметр “<literal>адрес</literal>”
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1128 директивы <link id="server"/>.
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1129 <para>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1130 При добавлении сервер можно задать в виде доменного имени.
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1131 В этом случае любые изменения IP-адресов, соответствующих доменному имени
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1132 сервера, отслеживаются и автоматически применяются к конфигурации группы
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1133 без необходимости перезапуска nginx (1.7.2).
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1134 Для этого в блоке <link doc="ngx_http_core_module.xml" id="http"/> должна
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1135 быть задана директива <link doc="ngx_http_core_module.xml" id="resolver"/>.
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1136 См. также параметр
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1137 <link id="resolve"/> директивы <link id="server"/>.
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1138 </para>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1139 </tag-desc>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1140
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1141 <tag-name>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1142 <literal>weight=</literal><value>число</value></tag-name>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1143 <tag-desc>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1144 То же, что и параметр “<literal>weight</literal>”
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1145 директивы <link id="server"/>.
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1146 </tag-desc>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1147
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1148 <tag-name>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1149 <literal>max_fails=</literal><value>число</value></tag-name>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1150 <tag-desc>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1151 То же, что и параметр “<literal>max_fails</literal>”
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1152 директивы <link id="server"/>.
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1153 </tag-desc>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1154
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1155 <tag-name>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1156 <literal>fail_timeout=</literal><value>время</value></tag-name>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1157 <tag-desc>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1158 То же, что и параметр “<literal>fail_timeout</literal>”
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1159 директивы <link id="server"/>.
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1160 </tag-desc>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1161
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1162 <tag-name>
1385
f08ae1f79000 Documented the max_conns parameter in upstream_conf.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1367
diff changeset
1163 <literal>max_conns=</literal><value>число</value></tag-name>
f08ae1f79000 Documented the max_conns parameter in upstream_conf.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1367
diff changeset
1164 <tag-desc>
f08ae1f79000 Documented the max_conns parameter in upstream_conf.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1367
diff changeset
1165 То же, что и параметр “<literal>max_conns</literal>”
f08ae1f79000 Documented the max_conns parameter in upstream_conf.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1367
diff changeset
1166 директивы <link id="server"/>.
f08ae1f79000 Documented the max_conns parameter in upstream_conf.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1367
diff changeset
1167 </tag-desc>
f08ae1f79000 Documented the max_conns parameter in upstream_conf.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1367
diff changeset
1168
f08ae1f79000 Documented the max_conns parameter in upstream_conf.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1367
diff changeset
1169 <tag-name>
1259
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1170 <literal>slow_start=</literal><value>время</value></tag-name>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1171 <tag-desc>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1172 То же, что и параметр “<literal>slow_start</literal>”
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1173 директивы <link id="server"/>.
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1174 </tag-desc>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1175
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1176 <tag-name>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1177 <literal>down=</literal></tag-name>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1178 <tag-desc>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1179 То же, что и параметр “<literal>down</literal>”
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1180 директивы <link id="server"/>.
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1181 </tag-desc>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1182
1367
f1e14d87d833 Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1348
diff changeset
1183 <tag-name id="drain"><literal>drain=</literal></tag-name>
f1e14d87d833 Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1348
diff changeset
1184
f1e14d87d833 Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1348
diff changeset
1185 <tag-desc>
f1e14d87d833 Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1348
diff changeset
1186 Переводит сервер группы в режим “draining” (1.7.5).
f1e14d87d833 Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1348
diff changeset
1187 В этом режиме на сервер будут проксироваться только
f1e14d87d833 Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1348
diff changeset
1188 <link id="sticky">привязанные</link> к нему запросы.
f1e14d87d833 Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1348
diff changeset
1189 </tag-desc>
f1e14d87d833 Updated commercial docs for the upcoming release.
Ruslan Ermilov <ru@nginx.com>
parents: 1348
diff changeset
1190
1259
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1191 <tag-name>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1192 <literal>up=</literal></tag-name>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1193 <tag-desc>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1194 Параметр, обратный по значению параметру “<literal>down</literal>”
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1195 директивы <link id="server"/>.
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1196 </tag-desc>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1197
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1198 <tag-name>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1199 <literal>route=</literal><value>строка</value></tag-name>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1200 <tag-desc>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1201 То же, что и параметр “<literal>route</literal>”
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1202 директивы <link id="server"/>.
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1203 </tag-desc>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1204
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1205 </list>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1206
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1207 Первые два параметра выбирают объект.
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1208 Объектом может быть либо группа серверов, либо отдельный сервер.
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1209 Если остальные параметры не указаны, то показывается конфигурация выбранной
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1210 группы или сервера.
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1211 </para>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1212
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1213 <para>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1214 Например, команда для просмотра конфигурации всей группы
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1215 выглядит следующим образом:
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1216 <example>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1217 http://127.0.0.1/upstream_conf?upstream=dynamic
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1218 </example>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1219
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1220 Для просмотра конфигурации отдельного сервера следует указать его идентификатор:
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1221 <example>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1222 http://127.0.0.1/upstream_conf?upstream=dynamic&amp;id=42
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1223 </example>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1224
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1225 </para>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1226
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1227 <para>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1228 Для добавления нового сервера в группу
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1229 следует указать его адрес в параметре “<literal>server=</literal>”.
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1230 Если остальные параметры не указаны, то при добавлении сервера
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1231 их значения будут установлены по умолчанию (см. директиву <link id="server"/>).
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1232 </para>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1233
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1234 <para>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1235 Например, команда для добавления нового основного сервера в группу
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1236 выглядит следующим образом:
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1237 <example>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1238 http://127.0.0.1/upstream_conf?add=&amp;upstream=dynamic&amp;server=127.0.0.1:8080
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1239 </example>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1240
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1241 Добавление нового запасного сервера происходит следующим образом:
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1242 <example>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1243 http://127.0.0.1/upstream_conf?add=&amp;upstream=dynamic&amp;backup=&amp;server=127.0.0.1:8080
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1244 </example>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1245
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1246 Добавление нового основного сервера с нестандартными
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1247 значениями параметров и с пометкой его как постоянно недоступного
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1248 (“<literal>down</literal>”) происходит следующим образом:
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1249 <example>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1250 http://127.0.0.1/upstream_conf?add=&amp;upstream=dynamic&amp;server=127.0.0.1:8080&amp;weight=2&amp;down=
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1251 </example>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1252 </para>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1253
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1254 <para>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1255 Для удаления сервера следует указать его идентификатор:
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1256 <example>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1257 http://127.0.0.1/upstream_conf?remove=&amp;upstream=dynamic&amp;id=42
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1258 </example>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1259 </para>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1260
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1261 <para>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1262 Пометка существующего сервера как постоянно недоступного
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1263 (“<literal>down</literal>”) происходит следующим образом:
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1264 <example>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1265 http://127.0.0.1/upstream_conf?upstream=dynamic&amp;id=42&amp;down=
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1266 </example>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1267
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1268 Изменение адреса существующего сервера происходит следующим образом:
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1269 <example>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1270 http://127.0.0.1/upstream_conf?upstream=dynamic&amp;id=42&amp;server=192.0.2.3:8123
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1271 </example>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1272
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1273 Изменение других параметров существующего сервера происходит следующим образом:
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1274 <example>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1275 http://127.0.0.1/upstream_conf?upstream=dynamic&amp;id=42&amp;max_fails=3&amp;weight=4
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1276 </example>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1277
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1278 </para>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1279
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1280 <para>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1281 <note>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1282 Эта директива доступна как часть
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1283 <commercial_version>коммерческой подписки</commercial_version>.
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1284 </note>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1285 </para>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1286
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1287 </directive>
954dcc02cb63 Upstream: "session learn" sticky method and upstream_conf changes.
Ruslan Ermilov <ru@nginx.com>
parents: 1243
diff changeset
1288
76
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
1289 </section>
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
1290
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
1291
292
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
1292 <section id="variables" name="Встроенные переменные">
76
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
1293
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
1294 <para>
292
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
1295 Модуль <literal>ngx_http_upstream_module</literal>
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
1296 поддерживает следующие встроенные переменные:
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
1297 <list type="tag">
76
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
1298
1155
07402a11fd8d Assigned IDs to tags describing variables.
Vladimir Homutov <vl@nginx.com>
parents: 1128
diff changeset
1299 <tag-name id="var_upstream_addr"><var>$upstream_addr</var></tag-name>
292
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
1300 <tag-desc>
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
1301 хранит IP-адрес и порт сервера или путь к UNIX-сокету.
76
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
1302 Если при обработке запроса были сделаны обращения к нескольким серверам,
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
1303 то их адреса разделяются запятой, например,
292
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
1304 “<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
1305 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
1306 с помощью
292
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
1307 <header>X-Accel-Redirect</header> или
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
1308 <link doc="ngx_http_core_module.xml" id="error_page"/>,
966
95c3c3bbf1ce Text review.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 942
diff changeset
1309 то адреса, соответствующие разным группам серверов, разделяются двоеточием,
95c3c3bbf1ce Text review.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 942
diff changeset
1310 например,
292
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
1311 “<literal>192.168.1.1:80, 192.168.1.2:80, unix:/tmp/sock : 192.168.10.1:80, 192.168.10.2:80</literal>”.
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
1312 </tag-desc>
76
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
1313
1155
07402a11fd8d Assigned IDs to tags describing variables.
Vladimir Homutov <vl@nginx.com>
parents: 1128
diff changeset
1314 <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
1315 </tag-name>
731
f62328124e5b Documented $upstream_cache_status and $upstream_response_length variables.
Vladimir Homutov <vl@nginx.com>
parents: 654
diff changeset
1316 <tag-desc>
f62328124e5b Documented $upstream_cache_status and $upstream_response_length variables.
Vladimir Homutov <vl@nginx.com>
parents: 654
diff changeset
1317 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
1318 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
1319 “<literal>BYPASS</literal>”, “<literal>EXPIRED</literal>”,
1016
2d8269d8fea8 Translated documentation on cache revalidation into russian.
Vladimir Homutov <vl@nginx.com>
parents: 966
diff changeset
1320 “<literal>STALE</literal>”, “<literal>UPDATING</literal>”,
2d8269d8fea8 Translated documentation on cache revalidation into russian.
Vladimir Homutov <vl@nginx.com>
parents: 966
diff changeset
1321 “<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
1322 </tag-desc>
f62328124e5b Documented $upstream_cache_status and $upstream_response_length variables.
Vladimir Homutov <vl@nginx.com>
parents: 654
diff changeset
1323
1186
8125bec5c7a1 Upstream: documented the $upstream_cookie_* variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1181
diff changeset
1324 <tag-name id="var_upstream_cookie_"><var>$upstream_cookie_</var><value>имя</value></tag-name>
8125bec5c7a1 Upstream: documented the $upstream_cookie_* variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1181
diff changeset
1325 <tag-desc>
8125bec5c7a1 Upstream: documented the $upstream_cookie_* variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1181
diff changeset
1326 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
1327 в поле <header>Set-Cookie</header> заголовка ответа (1.7.1).
8125bec5c7a1 Upstream: documented the $upstream_cookie_* variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1181
diff changeset
1328 Необходимо иметь в виду, что запоминаются поля заголовка только из ответа
8125bec5c7a1 Upstream: documented the $upstream_cookie_* variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1181
diff changeset
1329 последнего сервера.
8125bec5c7a1 Upstream: documented the $upstream_cookie_* variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1181
diff changeset
1330 </tag-desc>
8125bec5c7a1 Upstream: documented the $upstream_cookie_* variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1181
diff changeset
1331
1155
07402a11fd8d Assigned IDs to tags describing variables.
Vladimir Homutov <vl@nginx.com>
parents: 1128
diff changeset
1332 <tag-name id="var_upstream_response_length"><var>$upstream_response_length</var>
07402a11fd8d Assigned IDs to tags describing variables.
Vladimir Homutov <vl@nginx.com>
parents: 1128
diff changeset
1333 </tag-name>
731
f62328124e5b Documented $upstream_cache_status and $upstream_response_length variables.
Vladimir Homutov <vl@nginx.com>
parents: 654
diff changeset
1334 <tag-desc>
f62328124e5b Documented $upstream_cache_status and $upstream_response_length variables.
Vladimir Homutov <vl@nginx.com>
parents: 654
diff changeset
1335 хранит длины ответов, полученных от серверов группы (0.7.27);
f62328124e5b Documented $upstream_cache_status and $upstream_response_length variables.
Vladimir Homutov <vl@nginx.com>
parents: 654
diff changeset
1336 длины хранятся в байтах.
966
95c3c3bbf1ce Text review.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 942
diff changeset
1337 Длины нескольких ответов разделяются запятыми и двоеточиями
95c3c3bbf1ce Text review.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 942
diff changeset
1338 подобно адресам в переменной <var>$upstream_addr</var>.
731
f62328124e5b Documented $upstream_cache_status and $upstream_response_length variables.
Vladimir Homutov <vl@nginx.com>
parents: 654
diff changeset
1339 </tag-desc>
f62328124e5b Documented $upstream_cache_status and $upstream_response_length variables.
Vladimir Homutov <vl@nginx.com>
parents: 654
diff changeset
1340
1155
07402a11fd8d Assigned IDs to tags describing variables.
Vladimir Homutov <vl@nginx.com>
parents: 1128
diff changeset
1341 <tag-name id="var_upstream_response_time"><var>$upstream_response_time</var>
07402a11fd8d Assigned IDs to tags describing variables.
Vladimir Homutov <vl@nginx.com>
parents: 1128
diff changeset
1342 </tag-name>
292
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
1343 <tag-desc>
731
f62328124e5b Documented $upstream_cache_status and $upstream_response_length variables.
Vladimir Homutov <vl@nginx.com>
parents: 654
diff changeset
1344 хранит времена ответов, полученных от серверов группы;
f62328124e5b Documented $upstream_cache_status and $upstream_response_length variables.
Vladimir Homutov <vl@nginx.com>
parents: 654
diff changeset
1345 времена хранятся в секундах с точностью до миллисекунд.
966
95c3c3bbf1ce Text review.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 942
diff changeset
1346 Времена нескольких ответов разделяются запятыми и двоеточиями
95c3c3bbf1ce Text review.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 942
diff changeset
1347 подобно адресам в переменной <var>$upstream_addr</var>.
292
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
1348 </tag-desc>
76
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
1349
1155
07402a11fd8d Assigned IDs to tags describing variables.
Vladimir Homutov <vl@nginx.com>
parents: 1128
diff changeset
1350 <tag-name id="var_upstream_status"><var>$upstream_status</var></tag-name>
292
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
1351 <tag-desc>
731
f62328124e5b Documented $upstream_cache_status and $upstream_response_length variables.
Vladimir Homutov <vl@nginx.com>
parents: 654
diff changeset
1352 хранит коды ответов, полученных от серверов группы.
966
95c3c3bbf1ce Text review.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 942
diff changeset
1353 Коды нескольких ответов разделяются запятыми и двоеточиями
95c3c3bbf1ce Text review.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 942
diff changeset
1354 подобно адресам в переменной <var>$upstream_addr</var>.
292
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
1355 </tag-desc>
76
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
1356
1186
8125bec5c7a1 Upstream: documented the $upstream_cookie_* variables.
Ruslan Ermilov <ru@nginx.com>
parents: 1181
diff changeset
1357 <tag-name id="var_upstream_http_"><var>$upstream_http_</var><value>имя</value></tag-name>
292
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
1358 <tag-desc>
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
1359 хранят поля заголовка ответа сервера.
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
1360 Например, поле заголовка ответа <header>Server</header>
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
1361 доступно в переменной <var>$upstream_http_server</var>.
731
f62328124e5b Documented $upstream_cache_status and $upstream_response_length variables.
Vladimir Homutov <vl@nginx.com>
parents: 654
diff changeset
1362 Правила преобразования имён полей заголовка ответа в имена переменных
f62328124e5b Documented $upstream_cache_status and $upstream_response_length variables.
Vladimir Homutov <vl@nginx.com>
parents: 654
diff changeset
1363 такие же, как для переменных с префиксом
f62328124e5b Documented $upstream_cache_status and $upstream_response_length variables.
Vladimir Homutov <vl@nginx.com>
parents: 654
diff changeset
1364 “<link doc="ngx_http_core_module.xml" id="variables">$http_</link>”.
966
95c3c3bbf1ce Text review.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 942
diff changeset
1365 Необходимо иметь в виду, что запоминаются поля заголовка только из ответа
292
7bc830cc79bb Revision.
Ruslan Ermilov <ru@nginx.com>
parents: 280
diff changeset
1366 последнего сервера.
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
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
1369 </list>
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
1370 </para>
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
1371
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
1372 </section>
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
1373
4a4caa566120 Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff changeset
1374 </module>