annotate xml/en/docs/http/ngx_http_core_module.xml @ 1859:5cd4964fbc5f

Updated AIO description for FreeBSD 11.0 and upwards.
author Sergey Kandaurov <pluknet@nginx.com>
date Tue, 13 Dec 2016 17:50:12 +0300
parents 64e2b8c5200d
children 3685d90e133e
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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="Module ngx_http_core_module"
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11 link="/en/docs/http/ngx_http_core_module.html"
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12 lang="en"
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13 rev="64">
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14
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15 <section id="directives" name="Directives">
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16
171
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17 <directive name="aio">
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18 <syntax>
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19 <literal>on</literal> |
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20 <literal>off</literal> |
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21 <literal>threads</literal>[<literal>=</literal><value>pool</value>]</syntax>
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22 <default>off</default>
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23 <context>http</context>
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24 <context>server</context>
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25 <context>location</context>
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26 <appeared-in>0.8.11</appeared-in>
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27
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28 <para>
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29 Enables or disables the use of asynchronous file I/O (AIO)
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30 on FreeBSD and Linux:
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31 <example>
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32 location /video/ {
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33 aio on;
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34 output_buffers 1 64k;
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35 }
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36 </example>
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37 </para>
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38
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39 <para>
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40 On FreeBSD, AIO can be used starting from FreeBSD&nbsp;4.3.
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41 Prior to FreeBSD&nbsp;11.0,
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42 AIO can either be linked statically into a kernel:
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43 <example>
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44 options VFS_AIO
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45 </example>
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46 or loaded dynamically as a kernel loadable module:
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47 <example>
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48 kldload aio
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49 </example>
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50 </para>
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51
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52 <!--
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53 <para>
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54 In FreeBSD versions 5 and 6, enabling AIO statically, or dynamically
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55 when booting the kernel, will cause the entire networking subsystem
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56 to use the Giant lock, which can impact overall performance negatively.
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57 This limitation has been removed in FreeBSD&nbsp;6.4-STABLE in 2009, and in
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58 FreeBSD&nbsp;7.
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59 However, starting from FreeBSD&nbsp;5.3 it is possible to enable AIO
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60 without the penalty of running the networking subsystem under a
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61 Giant lock&mdash;for this to work, the AIO module needs to be loaded
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62 after the kernel has booted.
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63 In this case, the following message will appear in
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64 <path>/var/log/messages</path>
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65 <example>
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66 WARNING: Network stack Giant-free, but aio requires Giant.
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67 Consider adding 'options NET_WITH_GIANT' or setting debug.mpsafenet=0
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68 </example>
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69 and can safely be ignored.
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70 <note>
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71 The requirement to use the Giant lock with AIO is related to the
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72 fact that FreeBSD supports asynchronous calls
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73 <c-func>aio_read</c-func>
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74 and
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75 <c-func>aio_write</c-func>
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76 when working with sockets.
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77 However, since nginx uses AIO only for disk I/O, no problems should arise.
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78 </note>
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79 </para>
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80 -->
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81
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82 <para>
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83 On Linux, AIO can be used starting from kernel version 2.6.22.
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84 Also, it is necessary to enable
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85 <link id="directio"/>,
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86 or otherwise reading will be blocking:
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87 <example>
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88 location /video/ {
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89 aio on;
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90 directio 512;
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91 output_buffers 1 128k;
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92 }
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93 </example>
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94 </para>
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95
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96 <para>
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97 On Linux,
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98 <link id="directio"/>
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99 can only be used for reading blocks that are aligned on 512-byte
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100 boundaries (or 4K for XFS).
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101 File’s unaligned end is read in blocking mode.
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102 The same holds true for byte range requests and for FLV requests
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103 not from the beginning of a file: reading of unaligned data at the
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104 beginning and end of a file will be blocking.
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105 </para>
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106
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107 <para>
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108 When both AIO and <link id="sendfile"/> are enabled on Linux,
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109 AIO is used for files that are larger than or equal to
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110 the size specified in the <link id="directio"/> directive,
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111 while <link id="sendfile"/> is used for files of smaller sizes
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112 or when <link id="directio"/> is disabled.
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113 <example>
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114 location /video/ {
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115 sendfile on;
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116 aio on;
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117 directio 8m;
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118 }
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119 </example>
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120 </para>
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121
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122 <para>
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123 Finally, files can be read and <link id="sendfile">sent</link>
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124 using multi-threading (1.7.11),
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125 without blocking a worker process:
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126 <example>
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127 location /video/ {
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128 sendfile on;
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129 aio threads;
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130 }
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131 </example>
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132 Read and send file operations are offloaded to threads of the specified
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133 <link doc="../ngx_core_module.xml" id="thread_pool">pool</link>.
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134 If the pool name is omitted,
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135 the pool with the name “<literal>default</literal>” is used.
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136 The pool name can also be set with variables:
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137 <example>
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138 aio threads=pool$disk;
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139 </example>
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140 By default, multi-threading is disabled, it should be
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141 enabled with the
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142 <literal>--with-threads</literal> configuration parameter.
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143 Currently, multi-threading is compatible only with the
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144 <link doc="../events.xml" id="epoll"/>,
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145 <link doc="../events.xml" id="kqueue"/>,
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146 and
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147 <link doc="../events.xml" id="eventport"/> methods.
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148 Multi-threaded sending of files is only supported on Linux.
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149 </para>
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150
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151 <para>
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152 See also the <link id="sendfile"/> directive.
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153 </para>
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154
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155 </directive>
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156
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157
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158 <directive name="aio_write">
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159 <syntax><literal>on</literal> | <literal>off</literal></syntax>
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160 <default>off</default>
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161 <context>http</context>
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162 <context>server</context>
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163 <context>location</context>
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164 <appeared-in>1.9.13</appeared-in>
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165
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166 <para>
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167 If <link id="aio"/> is enabled, specifies whether it is used for writing files.
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168 Currently, this only works when using
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169 <literal>aio threads</literal>
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170 and is limited to writing temporary files
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171 with data received from proxied servers.
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172 </para>
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173
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174 </directive>
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175
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176
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177 <directive name="alias">
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178 <syntax><value>path</value></syntax>
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179 <default/>
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180 <context>location</context>
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181
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182 <para>
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183 Defines a replacement for the specified location.
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184 For example, with the following configuration
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185 <example>
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186 location /i/ {
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187 alias /data/w3/images/;
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188 }
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189 </example>
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190 on request of
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191 “<literal>/i/top.gif</literal>”, the file
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192 <path>/data/w3/images/top.gif</path> will be sent.
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193 </para>
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194
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195 <para>
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196 The <value>path</value> value can contain variables,
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197 except <var>$document_root</var> and <var>$realpath_root</var>.
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198 </para>
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199
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200 <para>
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201 If <literal>alias</literal> is used inside a location defined
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202 with a regular expression then such regular expression should
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203 contain captures and <literal>alias</literal> should refer to
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204 these captures (0.7.40), for example:
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205 <example>
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206 location ~ ^/users/(.+\.(?:gif|jpe?g|png))$ {
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207 alias /data/w3/images/$1;
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208 }
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209 </example>
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210 </para>
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211
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212 <para>
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213 When location matches the last part of the directive’s value:
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214 <example>
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215 location /images/ {
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216 alias /data/w3/images/;
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217 }
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218 </example>
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219 it is better to use the
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56457a474903 If text of the link is not provided, the @id is used.
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220 <link id="root"/>
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221 directive instead:
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222 <example>
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223 location /images/ {
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224 root /data/w3;
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225 }
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226 </example>
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227 </para>
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228
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229 </directive>
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230
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231
162
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232 <directive name="chunked_transfer_encoding">
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233 <syntax><literal>on</literal> | <literal>off</literal></syntax>
162
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234 <default>on</default>
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235 <context>http</context>
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236 <context>server</context>
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237 <context>location</context>
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238
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239 <para>
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240 Allows disabling chunked transfer encoding in HTTP/1.1.
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241 It may come in handy when using a software failing to support
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242 chunked encoding despite the standard’s requirement.
162
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243 </para>
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244
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245 </directive>
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246
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247
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248 <directive name="client_body_buffer_size">
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249
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250 <syntax><value>size</value></syntax>
102
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251 <default>8k|16k</default>
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252 <context>http</context>
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253 <context>server</context>
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254 <context>location</context>
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255
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256 <para>
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257 Sets buffer size for reading client request body.
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258 In case the request body is larger than the buffer,
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259 the whole body or only its part is written to a
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260 <link id="client_body_temp_path">temporary file</link>.
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261 By default, buffer size is equal to two memory pages.
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262 This is 8K on x86, other 32-bit platforms, and x86-64.
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263 It is usually 16K on other 64-bit platforms.
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264 </para>
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265
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266 </directive>
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267
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268
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269 <directive name="client_body_in_file_only">
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270 <syntax>
364
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271 <literal>on</literal> |
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272 <literal>clean</literal> |
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273 <literal>off</literal></syntax>
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274 <default>off</default>
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275 <context>http</context>
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276 <context>server</context>
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277 <context>location</context>
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278
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279 <para>
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280 Determines whether nginx should save the entire client request body
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281 into a file.
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282 This directive can be used during debugging, or when using the
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283 <var>$request_body_file</var>
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284 variable, or the
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285 <link doc="ngx_http_perl_module.xml" id="methods">$r->request_body_file</link>
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286 method of the module
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287 <link doc="ngx_http_perl_module.xml">ngx_http_perl_module</link>.
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288 </para>
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289
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290 <para>
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291 When set to the value <literal>on</literal>, temporary files are not
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292 removed after request processing.
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293 </para>
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294
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295 <para>
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296 The value <literal>clean</literal> will cause the temporary files
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297 left after request processing to be removed.
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298 </para>
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299
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300 </directive>
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301
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302
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303 <directive name="client_body_in_single_buffer">
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304 <syntax><literal>on</literal> | <literal>off</literal></syntax>
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305 <default>off</default>
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306 <context>http</context>
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307 <context>server</context>
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308 <context>location</context>
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309
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310 <para>
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311 Determines whether nginx should save the entire client request body
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312 in a single buffer.
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313 The directive is recommended when using the
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314 <var>$request_body</var>
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315 variable, to save the number of copy operations involved.
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316 </para>
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317
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318 </directive>
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319
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320
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321 <directive name="client_body_temp_path">
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322 <syntax>
364
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323 <value>path</value>
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324 [<value>level1</value>
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325 [<value>level2</value>
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326 [<value>level3</value>]]]</syntax>
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327 <default>client_body_temp</default>
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328 <context>http</context>
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329 <context>server</context>
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330 <context>location</context>
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331
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332 <para>
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333 Defines a directory for storing temporary files holding client request bodies.
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334 Up to three-level subdirectory hierarchy can be used under the specified
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335 directory.
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336 For example, in the following configuration
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337 <example>
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338 client_body_temp_path /spool/nginx/client_temp 1 2;
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339 </example>
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340 a path to a temporary file might look like this:
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341 <example>
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342 /spool/nginx/client_temp/7/45/00000123457
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343 </example>
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344 </para>
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345
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346 </directive>
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347
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348
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349 <directive name="client_body_timeout">
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350 <syntax><value>time</value></syntax>
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351 <default>60s</default>
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352 <context>http</context>
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353 <context>server</context>
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354 <context>location</context>
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355
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356 <para>
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357 Defines a timeout for reading client request body.
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358 The timeout is set only for a period between two successive read operations,
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359 not for the transmission of the whole request body.
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360 If a client does not transmit anything within this time, the
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361 <http-status code="408" text="Request Time-out"/>
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362 error is returned to the client.
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363 </para>
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364
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365 </directive>
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366
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367
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368 <directive name="client_header_buffer_size">
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369 <syntax><value>size</value></syntax>
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370 <default>1k</default>
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371 <context>http</context>
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372 <context>server</context>
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373
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374 <para>
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375 Sets buffer size for reading client request header.
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376 For most requests, a buffer of 1K bytes is enough.
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377 However, if a request includes long cookies, or comes from a WAP client,
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378 it may not fit into 1K.
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379 If a request line or a request header field does not fit into
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380 this buffer then larger buffers, configured by the
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381 <link id="large_client_header_buffers"/> directive,
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382 are allocated.
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383 </para>
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384
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385 </directive>
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386
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387
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388 <directive name="client_header_timeout">
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389 <syntax><value>time</value></syntax>
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390 <default>60s</default>
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391 <context>http</context>
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392 <context>server</context>
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393
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394 <para>
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395 Defines a timeout for reading client request header.
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396 If a client does not transmit the entire header within this time, the
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397 <http-status code="408" text="Request Time-out"/>
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398 error is returned to the client.
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399 </para>
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400
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401 </directive>
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402
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403
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404 <directive name="client_max_body_size">
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405 <syntax><value>size</value></syntax>
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406 <default>1m</default>
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407 <context>http</context>
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408 <context>server</context>
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409 <context>location</context>
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410
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411 <para>
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412 Sets the maximum allowed size of the client request body,
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
413 specified in the
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
414 <header>Content-Length</header>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
415 request header field.
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
416 If the size in a request exceeds the configured value, the
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
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parents:
diff changeset
417 <http-status code="413" text="Request Entity Too Large"/>
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
418 error is returned to the client.
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
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parents:
diff changeset
419 Please be aware that
237
48a5c2083270 For now, commented out broken link to /web/upload.html.
Ruslan Ermilov <ru@nginx.com>
parents: 236
diff changeset
420 <!--link doc="/web/upload.xml"-->browsers cannot correctly display
48a5c2083270 For now, commented out broken link to /web/upload.html.
Ruslan Ermilov <ru@nginx.com>
parents: 236
diff changeset
421 this error<!--/link-->.
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
422 Setting <value>size</value> to 0 disables checking of client
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
423 request body size.
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
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parents:
diff changeset
424 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
425
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
426 </directive>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
427
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
428
161
ec980064d576 Documented the "connection_pool_size" and "request_pool_size" directives.
Ruslan Ermilov <ru@nginx.com>
parents: 160
diff changeset
429 <directive name="connection_pool_size">
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
430 <syntax><value>size</value></syntax>
1619
88ad8fcea975 Changed default value of connection_pool_size.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1614
diff changeset
431 <default>256|512</default>
161
ec980064d576 Documented the "connection_pool_size" and "request_pool_size" directives.
Ruslan Ermilov <ru@nginx.com>
parents: 160
diff changeset
432 <context>http</context>
ec980064d576 Documented the "connection_pool_size" and "request_pool_size" directives.
Ruslan Ermilov <ru@nginx.com>
parents: 160
diff changeset
433 <context>server</context>
ec980064d576 Documented the "connection_pool_size" and "request_pool_size" directives.
Ruslan Ermilov <ru@nginx.com>
parents: 160
diff changeset
434
ec980064d576 Documented the "connection_pool_size" and "request_pool_size" directives.
Ruslan Ermilov <ru@nginx.com>
parents: 160
diff changeset
435 <para>
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
436 Allows accurate tuning of per-connection memory allocations.
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
437 This directive has minimal impact on performance
161
ec980064d576 Documented the "connection_pool_size" and "request_pool_size" directives.
Ruslan Ermilov <ru@nginx.com>
parents: 160
diff changeset
438 and should not generally be used.
1619
88ad8fcea975 Changed default value of connection_pool_size.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1614
diff changeset
439 By default, the size is equal to
88ad8fcea975 Changed default value of connection_pool_size.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1614
diff changeset
440 256 bytes on 32-bit platforms and 512 bytes on 64-bit platforms.
88ad8fcea975 Changed default value of connection_pool_size.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1614
diff changeset
441 <note>
88ad8fcea975 Changed default value of connection_pool_size.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1614
diff changeset
442 Prior to version 1.9.8, the default value was 256 on all platforms.
88ad8fcea975 Changed default value of connection_pool_size.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1614
diff changeset
443 </note>
161
ec980064d576 Documented the "connection_pool_size" and "request_pool_size" directives.
Ruslan Ermilov <ru@nginx.com>
parents: 160
diff changeset
444 </para>
ec980064d576 Documented the "connection_pool_size" and "request_pool_size" directives.
Ruslan Ermilov <ru@nginx.com>
parents: 160
diff changeset
445
ec980064d576 Documented the "connection_pool_size" and "request_pool_size" directives.
Ruslan Ermilov <ru@nginx.com>
parents: 160
diff changeset
446 </directive>
ec980064d576 Documented the "connection_pool_size" and "request_pool_size" directives.
Ruslan Ermilov <ru@nginx.com>
parents: 160
diff changeset
447
ec980064d576 Documented the "connection_pool_size" and "request_pool_size" directives.
Ruslan Ermilov <ru@nginx.com>
parents: 160
diff changeset
448
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
449 <directive name="default_type">
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
450 <syntax><value>mime-type</value></syntax>
102
c76a257f3fd4 The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
parents: 98
diff changeset
451 <default>text/plain</default>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
452 <context>http</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
453 <context>server</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
454 <context>location</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
455
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
456 <para>
966
95c3c3bbf1ce Text review.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 958
diff changeset
457 Defines the default MIME type of a response.
659
77a3314c74a7 Avoid the uses of second person.
Ruslan Ermilov <ru@nginx.com>
parents: 651
diff changeset
458 Mapping of file name extensions to MIME types can be set
77a3314c74a7 Avoid the uses of second person.
Ruslan Ermilov <ru@nginx.com>
parents: 651
diff changeset
459 with the <link id="types"/> directive.
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
460 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
461
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
462 </directive>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
463
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
464
171
6eeaa9e1f3b5 Made "appeared-in" an element, and added support for
Ruslan Ermilov <ru@nginx.com>
parents: 169
diff changeset
465 <directive name="directio">
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
466 <syntax><value>size</value> | <literal>off</literal></syntax>
102
c76a257f3fd4 The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
parents: 98
diff changeset
467 <default>off</default>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
468 <context>http</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
469 <context>server</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
470 <context>location</context>
171
6eeaa9e1f3b5 Made "appeared-in" an element, and added support for
Ruslan Ermilov <ru@nginx.com>
parents: 169
diff changeset
471 <appeared-in>0.7.7</appeared-in>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
472
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
473 <para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
474 Enables the use of
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
475 the <c-def>O_DIRECT</c-def> flag (FreeBSD, Linux),
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
476 the <c-def>F_NOCACHE</c-def> flag (Mac OS X),
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
477 or the <c-func>directio</c-func> function (Solaris),
236
9ba4f5333a56 Fixed off-by-one error introduced during an initial translation into English.
Ruslan Ermilov <ru@nginx.com>
parents: 235
diff changeset
478 when reading files that are larger than or equal to
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
479 the specified <value>size</value>.
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
480 The directive automatically disables (0.7.15) the use of
106
56457a474903 If text of the link is not provided, the @id is used.
Ruslan Ermilov <ru@nginx.com>
parents: 102
diff changeset
481 <link id="sendfile"/>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
482 for a given request.
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
483 It can be useful for serving large files:
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
484 <example>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
485 directio 4m;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
486 </example>
106
56457a474903 If text of the link is not provided, the @id is used.
Ruslan Ermilov <ru@nginx.com>
parents: 102
diff changeset
487 or when using <link id="aio"/> on Linux.
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
488 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
489
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
490 </directive>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
491
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
492
171
6eeaa9e1f3b5 Made "appeared-in" an element, and added support for
Ruslan Ermilov <ru@nginx.com>
parents: 169
diff changeset
493 <directive name="directio_alignment">
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
494 <syntax><value>size</value></syntax>
102
c76a257f3fd4 The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
parents: 98
diff changeset
495 <default>512</default>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
496 <context>http</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
497 <context>server</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
498 <context>location</context>
171
6eeaa9e1f3b5 Made "appeared-in" an element, and added support for
Ruslan Ermilov <ru@nginx.com>
parents: 169
diff changeset
499 <appeared-in>0.8.11</appeared-in>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
500
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
501 <para>
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
502 Sets the alignment for
106
56457a474903 If text of the link is not provided, the @id is used.
Ruslan Ermilov <ru@nginx.com>
parents: 102
diff changeset
503 <link id="directio"/>.
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
504 In most cases, a 512-byte alignment is enough.
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
505 However, when using XFS under Linux, it needs to be increased to 4K.
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
506 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
507
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
508 </directive>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
509
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
510
418
2638f67205ee Documented the disable_symlinks directive.
Ruslan Ermilov <ru@nginx.com>
parents: 406
diff changeset
511 <directive name="disable_symlinks">
436
3a9f39341c7c - Documented the "from" parameter of the "disable_symlinks" directive,
Ruslan Ermilov <ru@nginx.com>
parents: 429
diff changeset
512 <syntax><literal>off</literal></syntax>
418
2638f67205ee Documented the disable_symlinks directive.
Ruslan Ermilov <ru@nginx.com>
parents: 406
diff changeset
513 <syntax>
2638f67205ee Documented the disable_symlinks directive.
Ruslan Ermilov <ru@nginx.com>
parents: 406
diff changeset
514 <literal>on</literal> |
436
3a9f39341c7c - Documented the "from" parameter of the "disable_symlinks" directive,
Ruslan Ermilov <ru@nginx.com>
parents: 429
diff changeset
515 <literal>if_not_owner</literal>
438
b27974b92a58 - corrected the description of the from= parameter of the
Ruslan Ermilov <ru@nginx.com>
parents: 436
diff changeset
516 [<literal>from</literal>=<value>part</value>]</syntax>
418
2638f67205ee Documented the disable_symlinks directive.
Ruslan Ermilov <ru@nginx.com>
parents: 406
diff changeset
517 <default>off</default>
2638f67205ee Documented the disable_symlinks directive.
Ruslan Ermilov <ru@nginx.com>
parents: 406
diff changeset
518 <context>http</context>
2638f67205ee Documented the disable_symlinks directive.
Ruslan Ermilov <ru@nginx.com>
parents: 406
diff changeset
519 <context>server</context>
2638f67205ee Documented the disable_symlinks directive.
Ruslan Ermilov <ru@nginx.com>
parents: 406
diff changeset
520 <context>location</context>
2638f67205ee Documented the disable_symlinks directive.
Ruslan Ermilov <ru@nginx.com>
parents: 406
diff changeset
521 <appeared-in>1.1.15</appeared-in>
2638f67205ee Documented the disable_symlinks directive.
Ruslan Ermilov <ru@nginx.com>
parents: 406
diff changeset
522
2638f67205ee Documented the disable_symlinks directive.
Ruslan Ermilov <ru@nginx.com>
parents: 406
diff changeset
523 <para>
436
3a9f39341c7c - Documented the "from" parameter of the "disable_symlinks" directive,
Ruslan Ermilov <ru@nginx.com>
parents: 429
diff changeset
524 Determines how symbolic links should be treated when opening files:
418
2638f67205ee Documented the disable_symlinks directive.
Ruslan Ermilov <ru@nginx.com>
parents: 406
diff changeset
525 <list type="tag">
2638f67205ee Documented the disable_symlinks directive.
Ruslan Ermilov <ru@nginx.com>
parents: 406
diff changeset
526
2638f67205ee Documented the disable_symlinks directive.
Ruslan Ermilov <ru@nginx.com>
parents: 406
diff changeset
527 <tag-name><literal>off</literal></tag-name>
2638f67205ee Documented the disable_symlinks directive.
Ruslan Ermilov <ru@nginx.com>
parents: 406
diff changeset
528 <tag-desc>
436
3a9f39341c7c - Documented the "from" parameter of the "disable_symlinks" directive,
Ruslan Ermilov <ru@nginx.com>
parents: 429
diff changeset
529 Symbolic links in the pathname are allowed and not checked.
418
2638f67205ee Documented the disable_symlinks directive.
Ruslan Ermilov <ru@nginx.com>
parents: 406
diff changeset
530 This is the default behavior.
2638f67205ee Documented the disable_symlinks directive.
Ruslan Ermilov <ru@nginx.com>
parents: 406
diff changeset
531 </tag-desc>
2638f67205ee Documented the disable_symlinks directive.
Ruslan Ermilov <ru@nginx.com>
parents: 406
diff changeset
532
2638f67205ee Documented the disable_symlinks directive.
Ruslan Ermilov <ru@nginx.com>
parents: 406
diff changeset
533 <tag-name><literal>on</literal></tag-name>
2638f67205ee Documented the disable_symlinks directive.
Ruslan Ermilov <ru@nginx.com>
parents: 406
diff changeset
534 <tag-desc>
2638f67205ee Documented the disable_symlinks directive.
Ruslan Ermilov <ru@nginx.com>
parents: 406
diff changeset
535 If any component of the pathname is a symbolic link,
2638f67205ee Documented the disable_symlinks directive.
Ruslan Ermilov <ru@nginx.com>
parents: 406
diff changeset
536 access to a file is denied.
2638f67205ee Documented the disable_symlinks directive.
Ruslan Ermilov <ru@nginx.com>
parents: 406
diff changeset
537 </tag-desc>
2638f67205ee Documented the disable_symlinks directive.
Ruslan Ermilov <ru@nginx.com>
parents: 406
diff changeset
538
2638f67205ee Documented the disable_symlinks directive.
Ruslan Ermilov <ru@nginx.com>
parents: 406
diff changeset
539 <tag-name><literal>if_not_owner</literal></tag-name>
2638f67205ee Documented the disable_symlinks directive.
Ruslan Ermilov <ru@nginx.com>
parents: 406
diff changeset
540 <tag-desc>
2638f67205ee Documented the disable_symlinks directive.
Ruslan Ermilov <ru@nginx.com>
parents: 406
diff changeset
541 Access to a file is denied if any component of the pathname
2638f67205ee Documented the disable_symlinks directive.
Ruslan Ermilov <ru@nginx.com>
parents: 406
diff changeset
542 is a symbolic link, and the link and object that the link
2638f67205ee Documented the disable_symlinks directive.
Ruslan Ermilov <ru@nginx.com>
parents: 406
diff changeset
543 points to have different owners.
2638f67205ee Documented the disable_symlinks directive.
Ruslan Ermilov <ru@nginx.com>
parents: 406
diff changeset
544 </tag-desc>
2638f67205ee Documented the disable_symlinks directive.
Ruslan Ermilov <ru@nginx.com>
parents: 406
diff changeset
545
438
b27974b92a58 - corrected the description of the from= parameter of the
Ruslan Ermilov <ru@nginx.com>
parents: 436
diff changeset
546 <tag-name><literal>from</literal>=<value>part</value></tag-name>
436
3a9f39341c7c - Documented the "from" parameter of the "disable_symlinks" directive,
Ruslan Ermilov <ru@nginx.com>
parents: 429
diff changeset
547 <tag-desc>
3a9f39341c7c - Documented the "from" parameter of the "disable_symlinks" directive,
Ruslan Ermilov <ru@nginx.com>
parents: 429
diff changeset
548 When checking symbolic links
3a9f39341c7c - Documented the "from" parameter of the "disable_symlinks" directive,
Ruslan Ermilov <ru@nginx.com>
parents: 429
diff changeset
549 (parameters <literal>on</literal> and <literal>if_not_owner</literal>),
438
b27974b92a58 - corrected the description of the from= parameter of the
Ruslan Ermilov <ru@nginx.com>
parents: 436
diff changeset
550 all components of the pathname are normally checked.
b27974b92a58 - corrected the description of the from= parameter of the
Ruslan Ermilov <ru@nginx.com>
parents: 436
diff changeset
551 Checking of symbolic links in the initial part of the pathname
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
552 may be avoided by specifying additionally the
438
b27974b92a58 - corrected the description of the from= parameter of the
Ruslan Ermilov <ru@nginx.com>
parents: 436
diff changeset
553 <literal>from</literal>=<value>part</value> parameter.
b27974b92a58 - corrected the description of the from= parameter of the
Ruslan Ermilov <ru@nginx.com>
parents: 436
diff changeset
554 In this case, symbolic links are checked only from
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
555 the pathname component that follows the specified initial part.
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
556 If the value is not an initial part of the pathname checked, the whole
436
3a9f39341c7c - Documented the "from" parameter of the "disable_symlinks" directive,
Ruslan Ermilov <ru@nginx.com>
parents: 429
diff changeset
557 pathname is checked as if this parameter was not specified at all.
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
558 If the value matches the whole file name,
438
b27974b92a58 - corrected the description of the from= parameter of the
Ruslan Ermilov <ru@nginx.com>
parents: 436
diff changeset
559 symbolic links are not checked.
b27974b92a58 - corrected the description of the from= parameter of the
Ruslan Ermilov <ru@nginx.com>
parents: 436
diff changeset
560 The parameter value can contain variables.
436
3a9f39341c7c - Documented the "from" parameter of the "disable_symlinks" directive,
Ruslan Ermilov <ru@nginx.com>
parents: 429
diff changeset
561 </tag-desc>
3a9f39341c7c - Documented the "from" parameter of the "disable_symlinks" directive,
Ruslan Ermilov <ru@nginx.com>
parents: 429
diff changeset
562
418
2638f67205ee Documented the disable_symlinks directive.
Ruslan Ermilov <ru@nginx.com>
parents: 406
diff changeset
563 </list>
2638f67205ee Documented the disable_symlinks directive.
Ruslan Ermilov <ru@nginx.com>
parents: 406
diff changeset
564 </para>
2638f67205ee Documented the disable_symlinks directive.
Ruslan Ermilov <ru@nginx.com>
parents: 406
diff changeset
565
2638f67205ee Documented the disable_symlinks directive.
Ruslan Ermilov <ru@nginx.com>
parents: 406
diff changeset
566 <para>
436
3a9f39341c7c - Documented the "from" parameter of the "disable_symlinks" directive,
Ruslan Ermilov <ru@nginx.com>
parents: 429
diff changeset
567 Example:
3a9f39341c7c - Documented the "from" parameter of the "disable_symlinks" directive,
Ruslan Ermilov <ru@nginx.com>
parents: 429
diff changeset
568 <example>
3a9f39341c7c - Documented the "from" parameter of the "disable_symlinks" directive,
Ruslan Ermilov <ru@nginx.com>
parents: 429
diff changeset
569 disable_symlinks on from=$document_root;
3a9f39341c7c - Documented the "from" parameter of the "disable_symlinks" directive,
Ruslan Ermilov <ru@nginx.com>
parents: 429
diff changeset
570 </example>
3a9f39341c7c - Documented the "from" parameter of the "disable_symlinks" directive,
Ruslan Ermilov <ru@nginx.com>
parents: 429
diff changeset
571 </para>
3a9f39341c7c - Documented the "from" parameter of the "disable_symlinks" directive,
Ruslan Ermilov <ru@nginx.com>
parents: 429
diff changeset
572
3a9f39341c7c - Documented the "from" parameter of the "disable_symlinks" directive,
Ruslan Ermilov <ru@nginx.com>
parents: 429
diff changeset
573 <para>
418
2638f67205ee Documented the disable_symlinks directive.
Ruslan Ermilov <ru@nginx.com>
parents: 406
diff changeset
574 This directive is only available on systems that have the
2638f67205ee Documented the disable_symlinks directive.
Ruslan Ermilov <ru@nginx.com>
parents: 406
diff changeset
575 <c-func>openat</c-func> and <c-func>fstatat</c-func> interfaces.
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
576 Such systems include modern versions of FreeBSD, Linux, and Solaris.
418
2638f67205ee Documented the disable_symlinks directive.
Ruslan Ermilov <ru@nginx.com>
parents: 406
diff changeset
577 </para>
2638f67205ee Documented the disable_symlinks directive.
Ruslan Ermilov <ru@nginx.com>
parents: 406
diff changeset
578
2638f67205ee Documented the disable_symlinks directive.
Ruslan Ermilov <ru@nginx.com>
parents: 406
diff changeset
579 <para>
2638f67205ee Documented the disable_symlinks directive.
Ruslan Ermilov <ru@nginx.com>
parents: 406
diff changeset
580 Parameters <literal>on</literal> and <literal>if_not_owner</literal>
2638f67205ee Documented the disable_symlinks directive.
Ruslan Ermilov <ru@nginx.com>
parents: 406
diff changeset
581 add a processing overhead.
436
3a9f39341c7c - Documented the "from" parameter of the "disable_symlinks" directive,
Ruslan Ermilov <ru@nginx.com>
parents: 429
diff changeset
582 <note>
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
583 On systems that do not support opening of directories only for search,
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
584 to use these parameters it is required that worker processes
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
585 have read permissions for all directories being checked.
438
b27974b92a58 - corrected the description of the from= parameter of the
Ruslan Ermilov <ru@nginx.com>
parents: 436
diff changeset
586 </note>
b27974b92a58 - corrected the description of the from= parameter of the
Ruslan Ermilov <ru@nginx.com>
parents: 436
diff changeset
587 </para>
b27974b92a58 - corrected the description of the from= parameter of the
Ruslan Ermilov <ru@nginx.com>
parents: 436
diff changeset
588
b27974b92a58 - corrected the description of the from= parameter of the
Ruslan Ermilov <ru@nginx.com>
parents: 436
diff changeset
589 <para>
b27974b92a58 - corrected the description of the from= parameter of the
Ruslan Ermilov <ru@nginx.com>
parents: 436
diff changeset
590 <note>
b27974b92a58 - corrected the description of the from= parameter of the
Ruslan Ermilov <ru@nginx.com>
parents: 436
diff changeset
591 The
b27974b92a58 - corrected the description of the from= parameter of the
Ruslan Ermilov <ru@nginx.com>
parents: 436
diff changeset
592 <link doc="ngx_http_autoindex_module.xml">ngx_http_autoindex_module</link>,
b27974b92a58 - corrected the description of the from= parameter of the
Ruslan Ermilov <ru@nginx.com>
parents: 436
diff changeset
593 <link doc="ngx_http_random_index_module.xml">ngx_http_random_index_module</link>,
477
c5680571ec09 Unnecessary extensions removed from links.
Andrey Belov <defan@nginx.com>
parents: 476
diff changeset
594 and <link doc="ngx_http_dav_module.xml">ngx_http_dav_module</link>
438
b27974b92a58 - corrected the description of the from= parameter of the
Ruslan Ermilov <ru@nginx.com>
parents: 436
diff changeset
595 modules currently ignore this directive.
436
3a9f39341c7c - Documented the "from" parameter of the "disable_symlinks" directive,
Ruslan Ermilov <ru@nginx.com>
parents: 429
diff changeset
596 </note>
418
2638f67205ee Documented the disable_symlinks directive.
Ruslan Ermilov <ru@nginx.com>
parents: 406
diff changeset
597 </para>
2638f67205ee Documented the disable_symlinks directive.
Ruslan Ermilov <ru@nginx.com>
parents: 406
diff changeset
598
2638f67205ee Documented the disable_symlinks directive.
Ruslan Ermilov <ru@nginx.com>
parents: 406
diff changeset
599 </directive>
2638f67205ee Documented the disable_symlinks directive.
Ruslan Ermilov <ru@nginx.com>
parents: 406
diff changeset
600
2638f67205ee Documented the disable_symlinks directive.
Ruslan Ermilov <ru@nginx.com>
parents: 406
diff changeset
601
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
602 <directive name="error_page">
102
c76a257f3fd4 The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
parents: 98
diff changeset
603 <syntax>
364
bb51d3e17dd0 Style fixed.
Ruslan Ermilov <ru@nginx.com>
parents: 318
diff changeset
604 <value>code</value> ...
bb51d3e17dd0 Style fixed.
Ruslan Ermilov <ru@nginx.com>
parents: 318
diff changeset
605 [<literal>=</literal>[<value>response</value>]]
bb51d3e17dd0 Style fixed.
Ruslan Ermilov <ru@nginx.com>
parents: 318
diff changeset
606 <value>uri</value></syntax>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
607 <default/>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
608 <context>http</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
609 <context>server</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
610 <context>location</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
611 <context>if in location</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
612
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
613 <para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
614 Defines the URI that will be shown for the specified errors.
1826
da6a3e401b26 Slightly reformatted the error_page description.
Ruslan Ermilov <ru@nginx.com>
parents: 1770
diff changeset
615 A <value>uri</value> value can contain variables.
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
616 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
617
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
618 <para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
619 Example:
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
620 <example>
711
1f383a8bccdb Minor improvements over the recent additions to the "error_page" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 709
diff changeset
621 error_page 404 /404.html;
1f383a8bccdb Minor improvements over the recent additions to the "error_page" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 709
diff changeset
622 error_page 500 502 503 504 /50x.html;
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
623 </example>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
624 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
625
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
626 <para>
1827
64e2b8c5200d Documented request method change by error_page in /uri redirection.
Ruslan Ermilov <ru@nginx.com>
parents: 1826
diff changeset
627 This causes an internal redirect to the specified <value>uri</value>
64e2b8c5200d Documented request method change by error_page in /uri redirection.
Ruslan Ermilov <ru@nginx.com>
parents: 1826
diff changeset
628 with the client request method changed to “<literal>GET</literal>”
64e2b8c5200d Documented request method change by error_page in /uri redirection.
Ruslan Ermilov <ru@nginx.com>
parents: 1826
diff changeset
629 (for all methods other than
64e2b8c5200d Documented request method change by error_page in /uri redirection.
Ruslan Ermilov <ru@nginx.com>
parents: 1826
diff changeset
630 “<literal>GET</literal>” and “<literal>HEAD</literal>”).
64e2b8c5200d Documented request method change by error_page in /uri redirection.
Ruslan Ermilov <ru@nginx.com>
parents: 1826
diff changeset
631 </para>
64e2b8c5200d Documented request method change by error_page in /uri redirection.
Ruslan Ermilov <ru@nginx.com>
parents: 1826
diff changeset
632
64e2b8c5200d Documented request method change by error_page in /uri redirection.
Ruslan Ermilov <ru@nginx.com>
parents: 1826
diff changeset
633 <para>
679
9888364847b7 Documented status codes in the error_page directive.
Vladimir Homutov <vl@nginx.com>
parents: 674
diff changeset
634 Furthermore, it is possible to change the response code to another
711
1f383a8bccdb Minor improvements over the recent additions to the "error_page" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 709
diff changeset
635 using the “<literal>=</literal><value>response</value>” syntax, for example:
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
636 <example>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
637 error_page 404 =200 /empty.gif;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
638 </example>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
639 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
640
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
641 <para>
1194
9264fdb6c833 Added links to uwsgi.
Ruslan Ermilov <ru@nginx.com>
parents: 1181
diff changeset
642 If an error response is processed by a proxied server
9264fdb6c833 Added links to uwsgi.
Ruslan Ermilov <ru@nginx.com>
parents: 1181
diff changeset
643 or a FastCGI/uwsgi/SCGI server,
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
644 and the server may return different response codes (e.g., 200, 302, 401
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
645 or 404), it is possible to respond with the code it returns:
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
646 <example>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
647 error_page 404 = /404.php;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
648 </example>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
649 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
650
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
651 <para>
1827
64e2b8c5200d Documented request method change by error_page in /uri redirection.
Ruslan Ermilov <ru@nginx.com>
parents: 1826
diff changeset
652 If there is no need to change URI and method during internal redirection
64e2b8c5200d Documented request method change by error_page in /uri redirection.
Ruslan Ermilov <ru@nginx.com>
parents: 1826
diff changeset
653 it is possible to pass error processing into a named location:
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
654 <example>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
655 location / {
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
656 error_page 404 = @fallback;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
657 }
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
658
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
659 location @fallback {
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
660 proxy_pass http://backend;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
661 }
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
662 </example>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
663 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
664
679
9888364847b7 Documented status codes in the error_page directive.
Vladimir Homutov <vl@nginx.com>
parents: 674
diff changeset
665 <para>
9888364847b7 Documented status codes in the error_page directive.
Vladimir Homutov <vl@nginx.com>
parents: 674
diff changeset
666 <note>
1826
da6a3e401b26 Slightly reformatted the error_page description.
Ruslan Ermilov <ru@nginx.com>
parents: 1770
diff changeset
667 If <value>uri</value> processing leads to an error,
747
ddec437b692b Fixed a number of typos.
Vladimir Homutov <vl@nginx.com>
parents: 741
diff changeset
668 the status code of the last occurred error is returned to the client.
679
9888364847b7 Documented status codes in the error_page directive.
Vladimir Homutov <vl@nginx.com>
parents: 674
diff changeset
669 </note>
9888364847b7 Documented status codes in the error_page directive.
Vladimir Homutov <vl@nginx.com>
parents: 674
diff changeset
670 </para>
9888364847b7 Documented status codes in the error_page directive.
Vladimir Homutov <vl@nginx.com>
parents: 674
diff changeset
671
1826
da6a3e401b26 Slightly reformatted the error_page description.
Ruslan Ermilov <ru@nginx.com>
parents: 1770
diff changeset
672 <para>
da6a3e401b26 Slightly reformatted the error_page description.
Ruslan Ermilov <ru@nginx.com>
parents: 1770
diff changeset
673 It is also possible to use URL redirects for error processing:
da6a3e401b26 Slightly reformatted the error_page description.
Ruslan Ermilov <ru@nginx.com>
parents: 1770
diff changeset
674 <example>
da6a3e401b26 Slightly reformatted the error_page description.
Ruslan Ermilov <ru@nginx.com>
parents: 1770
diff changeset
675 error_page 403 http://example.com/forbidden.html;
da6a3e401b26 Slightly reformatted the error_page description.
Ruslan Ermilov <ru@nginx.com>
parents: 1770
diff changeset
676 error_page 404 =301 http://example.com/notfound.html;
da6a3e401b26 Slightly reformatted the error_page description.
Ruslan Ermilov <ru@nginx.com>
parents: 1770
diff changeset
677 </example>
da6a3e401b26 Slightly reformatted the error_page description.
Ruslan Ermilov <ru@nginx.com>
parents: 1770
diff changeset
678 In this case, by default, the response code 302 is returned to the client.
da6a3e401b26 Slightly reformatted the error_page description.
Ruslan Ermilov <ru@nginx.com>
parents: 1770
diff changeset
679 It can only be changed to one of the redirect status
da6a3e401b26 Slightly reformatted the error_page description.
Ruslan Ermilov <ru@nginx.com>
parents: 1770
diff changeset
680 codes (301, 302, 303, and 307).
da6a3e401b26 Slightly reformatted the error_page description.
Ruslan Ermilov <ru@nginx.com>
parents: 1770
diff changeset
681 </para>
da6a3e401b26 Slightly reformatted the error_page description.
Ruslan Ermilov <ru@nginx.com>
parents: 1770
diff changeset
682
da6a3e401b26 Slightly reformatted the error_page description.
Ruslan Ermilov <ru@nginx.com>
parents: 1770
diff changeset
683 <para>
da6a3e401b26 Slightly reformatted the error_page description.
Ruslan Ermilov <ru@nginx.com>
parents: 1770
diff changeset
684 These directives are inherited from the previous level if and
da6a3e401b26 Slightly reformatted the error_page description.
Ruslan Ermilov <ru@nginx.com>
parents: 1770
diff changeset
685 only if there are no
da6a3e401b26 Slightly reformatted the error_page description.
Ruslan Ermilov <ru@nginx.com>
parents: 1770
diff changeset
686 <literal>error_page</literal>
da6a3e401b26 Slightly reformatted the error_page description.
Ruslan Ermilov <ru@nginx.com>
parents: 1770
diff changeset
687 directives defined on the current level.
da6a3e401b26 Slightly reformatted the error_page description.
Ruslan Ermilov <ru@nginx.com>
parents: 1770
diff changeset
688 </para>
da6a3e401b26 Slightly reformatted the error_page description.
Ruslan Ermilov <ru@nginx.com>
parents: 1770
diff changeset
689
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
690 </directive>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
691
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
692
576
cac22cc79afd Documented the "etag" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 566
diff changeset
693 <directive name="etag">
cac22cc79afd Documented the "etag" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 566
diff changeset
694 <syntax><literal>on</literal> | <literal>off</literal></syntax>
cac22cc79afd Documented the "etag" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 566
diff changeset
695 <default>on</default>
cac22cc79afd Documented the "etag" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 566
diff changeset
696 <context>http</context>
cac22cc79afd Documented the "etag" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 566
diff changeset
697 <context>server</context>
cac22cc79afd Documented the "etag" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 566
diff changeset
698 <context>location</context>
cac22cc79afd Documented the "etag" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 566
diff changeset
699 <appeared-in>1.3.3</appeared-in>
cac22cc79afd Documented the "etag" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 566
diff changeset
700
cac22cc79afd Documented the "etag" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 566
diff changeset
701 <para>
cac22cc79afd Documented the "etag" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 566
diff changeset
702 Enables or disables automatic generation of the <header>ETag</header>
cac22cc79afd Documented the "etag" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 566
diff changeset
703 response header field for static resources.
cac22cc79afd Documented the "etag" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 566
diff changeset
704 </para>
cac22cc79afd Documented the "etag" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 566
diff changeset
705
cac22cc79afd Documented the "etag" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 566
diff changeset
706 </directive>
cac22cc79afd Documented the "etag" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 566
diff changeset
707
cac22cc79afd Documented the "etag" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 566
diff changeset
708
651
eba81bfb6aaf Documented the "http" directive.
Vladimir Homutov <vl@nginx.com>
parents: 628
diff changeset
709 <directive name="http">
eba81bfb6aaf Documented the "http" directive.
Vladimir Homutov <vl@nginx.com>
parents: 628
diff changeset
710 <syntax block="yes"/>
eba81bfb6aaf Documented the "http" directive.
Vladimir Homutov <vl@nginx.com>
parents: 628
diff changeset
711 <default/>
eba81bfb6aaf Documented the "http" directive.
Vladimir Homutov <vl@nginx.com>
parents: 628
diff changeset
712 <context>main</context>
eba81bfb6aaf Documented the "http" directive.
Vladimir Homutov <vl@nginx.com>
parents: 628
diff changeset
713
eba81bfb6aaf Documented the "http" directive.
Vladimir Homutov <vl@nginx.com>
parents: 628
diff changeset
714 <para>
966
95c3c3bbf1ce Text review.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 958
diff changeset
715 Provides the configuration file context in which the HTTP server directives
651
eba81bfb6aaf Documented the "http" directive.
Vladimir Homutov <vl@nginx.com>
parents: 628
diff changeset
716 are specified.
eba81bfb6aaf Documented the "http" directive.
Vladimir Homutov <vl@nginx.com>
parents: 628
diff changeset
717 </para>
eba81bfb6aaf Documented the "http" directive.
Vladimir Homutov <vl@nginx.com>
parents: 628
diff changeset
718
eba81bfb6aaf Documented the "http" directive.
Vladimir Homutov <vl@nginx.com>
parents: 628
diff changeset
719 </directive>
eba81bfb6aaf Documented the "http" directive.
Vladimir Homutov <vl@nginx.com>
parents: 628
diff changeset
720
eba81bfb6aaf Documented the "http" directive.
Vladimir Homutov <vl@nginx.com>
parents: 628
diff changeset
721
171
6eeaa9e1f3b5 Made "appeared-in" an element, and added support for
Ruslan Ermilov <ru@nginx.com>
parents: 169
diff changeset
722 <directive name="if_modified_since">
102
c76a257f3fd4 The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
parents: 98
diff changeset
723 <syntax>
364
bb51d3e17dd0 Style fixed.
Ruslan Ermilov <ru@nginx.com>
parents: 318
diff changeset
724 <literal>off</literal> |
bb51d3e17dd0 Style fixed.
Ruslan Ermilov <ru@nginx.com>
parents: 318
diff changeset
725 <literal>exact</literal> |
bb51d3e17dd0 Style fixed.
Ruslan Ermilov <ru@nginx.com>
parents: 318
diff changeset
726 <literal>before</literal></syntax>
102
c76a257f3fd4 The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
parents: 98
diff changeset
727 <default>exact</default>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
728 <context>http</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
729 <context>server</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
730 <context>location</context>
171
6eeaa9e1f3b5 Made "appeared-in" an element, and added support for
Ruslan Ermilov <ru@nginx.com>
parents: 169
diff changeset
731 <appeared-in>0.7.24</appeared-in>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
732
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
733 <para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
734 Specifies how to compare modification time of a response
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
735 with the time in the
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
736 <header>If-Modified-Since</header>
235
6d8356490215 Consistently call header fields as such.
Ruslan Ermilov <ru@nginx.com>
parents: 234
diff changeset
737 request header field:
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
738
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
739 <list type="tag">
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
740
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
741 <tag-name><literal>off</literal></tag-name>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
742 <tag-desc>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
743 the
235
6d8356490215 Consistently call header fields as such.
Ruslan Ermilov <ru@nginx.com>
parents: 234
diff changeset
744 <header>If-Modified-Since</header> request header field is ignored (0.7.34);
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
745 </tag-desc>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
746
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
747 <tag-name><literal>exact</literal></tag-name>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
748 <tag-desc>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
749 exact match;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
750 </tag-desc>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
751
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
752 <tag-name><literal>before</literal></tag-name>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
753 <tag-desc>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
754 modification time of a response is
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
755 less than or equal to the time in the <header>If-Modified-Since</header>
235
6d8356490215 Consistently call header fields as such.
Ruslan Ermilov <ru@nginx.com>
parents: 234
diff changeset
756 request header field.
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
757 </tag-desc>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
758
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
759 </list>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
760 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
761
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
762 </directive>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
763
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
764
152
5a35535f7cdf Documented the "ignore_invalid_headers" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 148
diff changeset
765 <directive name="ignore_invalid_headers">
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
766 <syntax><literal>on</literal> | <literal>off</literal></syntax>
152
5a35535f7cdf Documented the "ignore_invalid_headers" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 148
diff changeset
767 <default>on</default>
5a35535f7cdf Documented the "ignore_invalid_headers" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 148
diff changeset
768 <context>http</context>
5a35535f7cdf Documented the "ignore_invalid_headers" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 148
diff changeset
769 <context>server</context>
5a35535f7cdf Documented the "ignore_invalid_headers" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 148
diff changeset
770
5a35535f7cdf Documented the "ignore_invalid_headers" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 148
diff changeset
771 <para>
235
6d8356490215 Consistently call header fields as such.
Ruslan Ermilov <ru@nginx.com>
parents: 234
diff changeset
772 Controls whether header fields with invalid names should be ignored.
252
6f710464be38 Applied nitpicking by Maxim Dounin, translated into English.
Ruslan Ermilov <ru@nginx.com>
parents: 246
diff changeset
773 Valid names are composed of English letters, digits, hyphens, and possibly
152
5a35535f7cdf Documented the "ignore_invalid_headers" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 148
diff changeset
774 underscores (as controlled by the <link id="underscores_in_headers"/>
5a35535f7cdf Documented the "ignore_invalid_headers" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 148
diff changeset
775 directive).
5a35535f7cdf Documented the "ignore_invalid_headers" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 148
diff changeset
776 </para>
5a35535f7cdf Documented the "ignore_invalid_headers" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 148
diff changeset
777
426
1d6dc85ed324 Specifying "ignore_invalid_headers" or "underscores_in_headers" on the
Ruslan Ermilov <ru@nginx.com>
parents: 419
diff changeset
778 <para>
1023
375055da60fa Improved wording of merge_slashes etc. (ticket #448).
Maxim Dounin <mdounin@mdounin.ru>
parents: 1022
diff changeset
779 If the directive is specified on the <link id="server"/> level,
375055da60fa Improved wording of merge_slashes etc. (ticket #448).
Maxim Dounin <mdounin@mdounin.ru>
parents: 1022
diff changeset
780 its value is only used if a server is a default one.
375055da60fa Improved wording of merge_slashes etc. (ticket #448).
Maxim Dounin <mdounin@mdounin.ru>
parents: 1022
diff changeset
781 The value specified also applies to all virtual servers
426
1d6dc85ed324 Specifying "ignore_invalid_headers" or "underscores_in_headers" on the
Ruslan Ermilov <ru@nginx.com>
parents: 419
diff changeset
782 listening on the same address and port.
1d6dc85ed324 Specifying "ignore_invalid_headers" or "underscores_in_headers" on the
Ruslan Ermilov <ru@nginx.com>
parents: 419
diff changeset
783 </para>
1d6dc85ed324 Specifying "ignore_invalid_headers" or "underscores_in_headers" on the
Ruslan Ermilov <ru@nginx.com>
parents: 419
diff changeset
784
152
5a35535f7cdf Documented the "ignore_invalid_headers" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 148
diff changeset
785 </directive>
5a35535f7cdf Documented the "ignore_invalid_headers" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 148
diff changeset
786
5a35535f7cdf Documented the "ignore_invalid_headers" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 148
diff changeset
787
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
788 <directive name="internal">
102
c76a257f3fd4 The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
parents: 98
diff changeset
789 <syntax/>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
790 <default/>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
791 <context>location</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
792
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
793 <para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
794 Specifies that a given location can only be used for internal requests.
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
795 For external requests, the client error
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
796 <http-status code="404" text="Not Found"/>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
797 is returned.
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
798 Internal requests are the following:
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
799
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
800 <list type="bullet">
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
801
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
802 <listitem>
429
2b9507b2cdf3 List all sources of internal requests.
Ruslan Ermilov <ru@nginx.com>
parents: 426
diff changeset
803 requests redirected by the
2b9507b2cdf3 List all sources of internal requests.
Ruslan Ermilov <ru@nginx.com>
parents: 426
diff changeset
804 <link id="error_page"/>,
2b9507b2cdf3 List all sources of internal requests.
Ruslan Ermilov <ru@nginx.com>
parents: 426
diff changeset
805 <link doc="ngx_http_index_module.xml" id="index"/>,
2b9507b2cdf3 List all sources of internal requests.
Ruslan Ermilov <ru@nginx.com>
parents: 426
diff changeset
806 <link doc="ngx_http_random_index_module.xml" id="random_index"/>, and
2b9507b2cdf3 List all sources of internal requests.
Ruslan Ermilov <ru@nginx.com>
parents: 426
diff changeset
807 <link id="try_files"/> directives;
2b9507b2cdf3 List all sources of internal requests.
Ruslan Ermilov <ru@nginx.com>
parents: 426
diff changeset
808 </listitem>
2b9507b2cdf3 List all sources of internal requests.
Ruslan Ermilov <ru@nginx.com>
parents: 426
diff changeset
809
2b9507b2cdf3 List all sources of internal requests.
Ruslan Ermilov <ru@nginx.com>
parents: 426
diff changeset
810 <listitem>
2b9507b2cdf3 List all sources of internal requests.
Ruslan Ermilov <ru@nginx.com>
parents: 426
diff changeset
811 requests redirected by the <header>X-Accel-Redirect</header>
2b9507b2cdf3 List all sources of internal requests.
Ruslan Ermilov <ru@nginx.com>
parents: 426
diff changeset
812 response header field from an upstream server;
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
813 </listitem>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
814
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
815 <listitem>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
816 subrequests formed by the
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
817 “<command>include virtual</command>”
438
b27974b92a58 - corrected the description of the from= parameter of the
Ruslan Ermilov <ru@nginx.com>
parents: 436
diff changeset
818 command of the
b27974b92a58 - corrected the description of the from= parameter of the
Ruslan Ermilov <ru@nginx.com>
parents: 436
diff changeset
819 <link doc="ngx_http_ssi_module.xml">ngx_http_ssi_module</link>
b27974b92a58 - corrected the description of the from= parameter of the
Ruslan Ermilov <ru@nginx.com>
parents: 436
diff changeset
820 module and by the
b27974b92a58 - corrected the description of the from= parameter of the
Ruslan Ermilov <ru@nginx.com>
parents: 436
diff changeset
821 <link doc="ngx_http_addition_module.xml">ngx_http_addition_module</link>
b27974b92a58 - corrected the description of the from= parameter of the
Ruslan Ermilov <ru@nginx.com>
parents: 436
diff changeset
822 module directives;
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
823 </listitem>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
824
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
825 <listitem>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
826 requests changed by the
429
2b9507b2cdf3 List all sources of internal requests.
Ruslan Ermilov <ru@nginx.com>
parents: 426
diff changeset
827 <link doc="ngx_http_rewrite_module.xml" id="rewrite"/> directive.
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
828 </listitem>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
829
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
830 </list>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
831 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
832
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
833 <para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
834 Example:
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
835 <example>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
836 error_page 404 /404.html;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
837
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
838 location /404.html {
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
839 internal;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
840 }
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
841 </example>
674
c48c0936b4df Documented internal redirections limit.
Vladimir Homutov <vl@nginx.com>
parents: 659
diff changeset
842 <note>
c48c0936b4df Documented internal redirections limit.
Vladimir Homutov <vl@nginx.com>
parents: 659
diff changeset
843 There is a limit of 10 internal redirects per request to prevent
c48c0936b4df Documented internal redirections limit.
Vladimir Homutov <vl@nginx.com>
parents: 659
diff changeset
844 request processing cycles that can occur in incorrect configurations.
c48c0936b4df Documented internal redirections limit.
Vladimir Homutov <vl@nginx.com>
parents: 659
diff changeset
845 If this limit is reached, the error
c48c0936b4df Documented internal redirections limit.
Vladimir Homutov <vl@nginx.com>
parents: 659
diff changeset
846 <http-status code="500" text="Internal Server Error"/> is returned.
c48c0936b4df Documented internal redirections limit.
Vladimir Homutov <vl@nginx.com>
parents: 659
diff changeset
847 In such cases, the “rewrite or internal redirection cycle” message
c48c0936b4df Documented internal redirections limit.
Vladimir Homutov <vl@nginx.com>
parents: 659
diff changeset
848 can be seen in the error log.
c48c0936b4df Documented internal redirections limit.
Vladimir Homutov <vl@nginx.com>
parents: 659
diff changeset
849 </note>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
850 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
851
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
852 </directive>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
853
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
854
176
0883fc5aabc9 Documented the "keepalive_disable" and "send_lowat" directives.
Ruslan Ermilov <ru@nginx.com>
parents: 175
diff changeset
855 <directive name="keepalive_disable">
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
856 <syntax><literal>none</literal> | <value>browser</value> ...</syntax>
467
c505c92c8658 Documented recent changes to the "keepalive_disable" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 454
diff changeset
857 <default>msie6</default>
176
0883fc5aabc9 Documented the "keepalive_disable" and "send_lowat" directives.
Ruslan Ermilov <ru@nginx.com>
parents: 175
diff changeset
858 <context>http</context>
0883fc5aabc9 Documented the "keepalive_disable" and "send_lowat" directives.
Ruslan Ermilov <ru@nginx.com>
parents: 175
diff changeset
859 <context>server</context>
0883fc5aabc9 Documented the "keepalive_disable" and "send_lowat" directives.
Ruslan Ermilov <ru@nginx.com>
parents: 175
diff changeset
860 <context>location</context>
0883fc5aabc9 Documented the "keepalive_disable" and "send_lowat" directives.
Ruslan Ermilov <ru@nginx.com>
parents: 175
diff changeset
861
0883fc5aabc9 Documented the "keepalive_disable" and "send_lowat" directives.
Ruslan Ermilov <ru@nginx.com>
parents: 175
diff changeset
862 <para>
0883fc5aabc9 Documented the "keepalive_disable" and "send_lowat" directives.
Ruslan Ermilov <ru@nginx.com>
parents: 175
diff changeset
863 Disables keep-alive connections with misbehaving browsers.
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
864 The <value>browser</value> parameters specify which
176
0883fc5aabc9 Documented the "keepalive_disable" and "send_lowat" directives.
Ruslan Ermilov <ru@nginx.com>
parents: 175
diff changeset
865 browsers will be affected.
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
866 The value <literal>msie6</literal> disables keep-alive connections
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
867 with old versions of MSIE, once a POST request is received.
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
868 The value <literal>safari</literal> disables keep-alive connections
467
c505c92c8658 Documented recent changes to the "keepalive_disable" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 454
diff changeset
869 with Safari and Safari-like browsers on Mac OS X and Mac OS X-like
c505c92c8658 Documented recent changes to the "keepalive_disable" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 454
diff changeset
870 operating systems.
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
871 The value <literal>none</literal> enables keep-alive connections
176
0883fc5aabc9 Documented the "keepalive_disable" and "send_lowat" directives.
Ruslan Ermilov <ru@nginx.com>
parents: 175
diff changeset
872 with all browsers.
467
c505c92c8658 Documented recent changes to the "keepalive_disable" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 454
diff changeset
873 <note>
c505c92c8658 Documented recent changes to the "keepalive_disable" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 454
diff changeset
874 Prior to version 1.1.18, the value <literal>safari</literal> matched
c505c92c8658 Documented recent changes to the "keepalive_disable" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 454
diff changeset
875 all Safari and Safari-like browsers on all operating systems, and
c505c92c8658 Documented recent changes to the "keepalive_disable" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 454
diff changeset
876 keep-alive connections with them were disabled by default.
c505c92c8658 Documented recent changes to the "keepalive_disable" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 454
diff changeset
877 </note>
176
0883fc5aabc9 Documented the "keepalive_disable" and "send_lowat" directives.
Ruslan Ermilov <ru@nginx.com>
parents: 175
diff changeset
878 </para>
0883fc5aabc9 Documented the "keepalive_disable" and "send_lowat" directives.
Ruslan Ermilov <ru@nginx.com>
parents: 175
diff changeset
879
0883fc5aabc9 Documented the "keepalive_disable" and "send_lowat" directives.
Ruslan Ermilov <ru@nginx.com>
parents: 175
diff changeset
880 </directive>
0883fc5aabc9 Documented the "keepalive_disable" and "send_lowat" directives.
Ruslan Ermilov <ru@nginx.com>
parents: 175
diff changeset
881
0883fc5aabc9 Documented the "keepalive_disable" and "send_lowat" directives.
Ruslan Ermilov <ru@nginx.com>
parents: 175
diff changeset
882
171
6eeaa9e1f3b5 Made "appeared-in" an element, and added support for
Ruslan Ermilov <ru@nginx.com>
parents: 169
diff changeset
883 <directive name="keepalive_requests">
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
884 <syntax><value>number</value></syntax>
102
c76a257f3fd4 The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
parents: 98
diff changeset
885 <default>100</default>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
886 <context>http</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
887 <context>server</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
888 <context>location</context>
171
6eeaa9e1f3b5 Made "appeared-in" an element, and added support for
Ruslan Ermilov <ru@nginx.com>
parents: 169
diff changeset
889 <appeared-in>0.8.0</appeared-in>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
890
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
891 <para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
892 Sets the maximum number of requests that can be
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
893 served through one keep-alive connection.
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
894 After the maximum number of requests are made, the connection is closed.
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
895 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
896
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
897 </directive>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
898
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
899
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
900 <directive name="keepalive_timeout">
102
c76a257f3fd4 The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
parents: 98
diff changeset
901 <syntax>
364
bb51d3e17dd0 Style fixed.
Ruslan Ermilov <ru@nginx.com>
parents: 318
diff changeset
902 <value>timeout</value>
bb51d3e17dd0 Style fixed.
Ruslan Ermilov <ru@nginx.com>
parents: 318
diff changeset
903 [<value>header_timeout</value>]</syntax>
102
c76a257f3fd4 The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
parents: 98
diff changeset
904 <default>75s</default>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
905 <context>http</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
906 <context>server</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
907 <context>location</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
908
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
909 <para>
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
910 The first parameter sets a timeout during which a keep-alive
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
911 client connection will stay open on the server side.
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
912 The zero value disables keep-alive client connections.
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
913 The optional second parameter sets a value in the
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
914 <header>Keep-Alive: timeout=<value>time</value></header>
235
6d8356490215 Consistently call header fields as such.
Ruslan Ermilov <ru@nginx.com>
parents: 234
diff changeset
915 response header field.
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
916 Two parameters may differ.
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
917 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
918
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
919 <para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
920 The
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
921 <header>Keep-Alive: timeout=<value>time</value></header>
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
922 header field is recognized by Mozilla and Konqueror.
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
923 MSIE closes keep-alive connections by itself in about 60 seconds.
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
924 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
925
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
926 </directive>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
927
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
928
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
929 <directive name="large_client_header_buffers">
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
930 <syntax><value>number</value> <value>size</value></syntax>
102
c76a257f3fd4 The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
parents: 98
diff changeset
931 <default>4 8k</default>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
932 <context>http</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
933 <context>server</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
934
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
935 <para>
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
936 Sets the maximum <value>number</value> and <value>size</value> of
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
937 buffers used for reading large client request header.
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
938 A request line cannot exceed the size of one buffer, or the
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
939 <http-status code="414" text="Request-URI Too Large"/>
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
940 error is returned to the client.
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
941 A request header field cannot exceed the size of one buffer as well, or the
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
942 <http-status code="400" text="Bad Request"/>
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
943 error is returned to the client.
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
944 Buffers are allocated only on demand.
65
f122a777a6de - Use of $document_root and $realpath_root in "alias" is prohibited.
Ruslan Ermilov <ru@nginx.com>
parents: 57
diff changeset
945 By default, the buffer size is equal to 8K bytes.
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
946 If after the end of request processing a connection is transitioned
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
947 into the keep-alive state, these buffers are released.
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
948 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
949
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
950 </directive>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
951
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
952
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
953 <directive name="limit_except">
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
954 <syntax block="yes"><value>method</value> ...</syntax>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
955 <default/>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
956 <context>location</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
957
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
958 <para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
959 Limits allowed HTTP methods inside a location.
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
960 The <value>method</value> parameter can be one of the following:
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
961 <literal>GET</literal>,
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
962 <literal>HEAD</literal>,
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
963 <literal>POST</literal>,
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
964 <literal>PUT</literal>,
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
965 <literal>DELETE</literal>,
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
966 <literal>MKCOL</literal>,
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
967 <literal>COPY</literal>,
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
968 <literal>MOVE</literal>,
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
969 <literal>OPTIONS</literal>,
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
970 <literal>PROPFIND</literal>,
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
971 <literal>PROPPATCH</literal>,
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
972 <literal>LOCK</literal>,
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
973 <literal>UNLOCK</literal>,
65
f122a777a6de - Use of $document_root and $realpath_root in "alias" is prohibited.
Ruslan Ermilov <ru@nginx.com>
parents: 57
diff changeset
974 or
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
975 <literal>PATCH</literal>.
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
976 Allowing the <literal>GET</literal> method makes the
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
977 <literal>HEAD</literal> method also allowed.
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
978 Access to other methods can be limited using the
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
979 <link doc="ngx_http_access_module.xml">ngx_http_access_module</link>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
980 and
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
981 <link doc="ngx_http_auth_basic_module.xml">ngx_http_auth_basic_module</link>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
982 modules directives:
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
983 <example>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
984 limit_except GET {
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
985 allow 192.168.1.0/32;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
986 deny all;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
987 }
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
988 </example>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
989 Please note that this will limit access to all methods
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
990 <emphasis>except</emphasis> GET and HEAD.
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
991 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
992
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
993 </directive>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
994
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
995
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
996 <directive name="limit_rate">
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
997 <syntax><value>rate</value></syntax>
102
c76a257f3fd4 The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
parents: 98
diff changeset
998 <default>0</default>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
999 <context>http</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1000 <context>server</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1001 <context>location</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1002 <context>if in location</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1003
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1004 <para>
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1005 Limits the rate of response transmission to a client.
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1006 The <value>rate</value> is specified in bytes per second.
966
95c3c3bbf1ce Text review.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 958
diff changeset
1007 The zero value disables rate limiting.
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1008 <!--
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1009 The smaller the rate, the more accurate will be the limitation.
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1010 -->
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1011 The limit is set per a request, and so if a client simultaneously opens
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1012 two connections, the overall rate will be twice as much
767
1bb8b733416a Clarified the description of the limit_rate directive
Ruslan Ermilov <ru@nginx.com>
parents: 747
diff changeset
1013 as the specified limit.
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1014 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1015
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1016 <para>
767
1bb8b733416a Clarified the description of the limit_rate directive
Ruslan Ermilov <ru@nginx.com>
parents: 747
diff changeset
1017 Rate limit can also be set in the <var>$limit_rate</var> variable.
1bb8b733416a Clarified the description of the limit_rate directive
Ruslan Ermilov <ru@nginx.com>
parents: 747
diff changeset
1018 It may be useful in cases where rate should be limited
1bb8b733416a Clarified the description of the limit_rate directive
Ruslan Ermilov <ru@nginx.com>
parents: 747
diff changeset
1019 depending on a certain condition:
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1020 <example>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1021 server {
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1022
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1023 if ($slow) {
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1024 set $limit_rate 4k;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1025 }
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1026
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1027 ...
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1028 }
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1029 </example>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1030 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1031
506
657848837328 Documented how nginx processes proxied server's response header fields
Ruslan Ermilov <ru@nginx.com>
parents: 503
diff changeset
1032 <para>
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1033 Rate limit can also be set in the
767
1bb8b733416a Clarified the description of the limit_rate directive
Ruslan Ermilov <ru@nginx.com>
parents: 747
diff changeset
1034 <header>X-Accel-Limit-Rate</header> header field of a proxied server response.
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1035 This capability can be disabled using the
1181
b8f0362f61e5 Added links to scgi.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1151
diff changeset
1036 <link doc="ngx_http_proxy_module.xml" id="proxy_ignore_headers"/>,
b8f0362f61e5 Added links to scgi.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1151
diff changeset
1037 <link doc="ngx_http_fastcgi_module.xml" id="fastcgi_ignore_headers"/>,
1194
9264fdb6c833 Added links to uwsgi.
Ruslan Ermilov <ru@nginx.com>
parents: 1181
diff changeset
1038 <link doc="ngx_http_uwsgi_module.xml" id="uwsgi_ignore_headers"/>,
506
657848837328 Documented how nginx processes proxied server's response header fields
Ruslan Ermilov <ru@nginx.com>
parents: 503
diff changeset
1039 and
1181
b8f0362f61e5 Added links to scgi.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1151
diff changeset
1040 <link doc="ngx_http_scgi_module.xml" id="scgi_ignore_headers"/>
506
657848837328 Documented how nginx processes proxied server's response header fields
Ruslan Ermilov <ru@nginx.com>
parents: 503
diff changeset
1041 directives.
657848837328 Documented how nginx processes proxied server's response header fields
Ruslan Ermilov <ru@nginx.com>
parents: 503
diff changeset
1042 </para>
657848837328 Documented how nginx processes proxied server's response header fields
Ruslan Ermilov <ru@nginx.com>
parents: 503
diff changeset
1043
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1044 </directive>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1045
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1046
171
6eeaa9e1f3b5 Made "appeared-in" an element, and added support for
Ruslan Ermilov <ru@nginx.com>
parents: 169
diff changeset
1047 <directive name="limit_rate_after">
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1048 <syntax><value>size</value></syntax>
102
c76a257f3fd4 The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
parents: 98
diff changeset
1049 <default>0</default>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1050 <context>http</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1051 <context>server</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1052 <context>location</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1053 <context>if in location</context>
171
6eeaa9e1f3b5 Made "appeared-in" an element, and added support for
Ruslan Ermilov <ru@nginx.com>
parents: 169
diff changeset
1054 <appeared-in>0.8.0</appeared-in>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1055
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1056 <para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1057 Sets the initial amount after which the further transmission
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1058 of a response to a client will be rate limited.
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1059 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1060
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1061 <para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1062 Example:
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1063 <example>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1064 location /flv/ {
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1065 flv;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1066 limit_rate_after 500k;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1067 limit_rate 50k;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1068 }
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1069 </example>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1070 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1071
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1072 </directive>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1073
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1074
172
5e8e63f73c33 Documented "lingering_close", "lingering_time", and "lingering_timeout".
Ruslan Ermilov <ru@nginx.com>
parents: 171
diff changeset
1075 <directive name="lingering_close">
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1076 <syntax>
364
bb51d3e17dd0 Style fixed.
Ruslan Ermilov <ru@nginx.com>
parents: 318
diff changeset
1077 <literal>off</literal> |
bb51d3e17dd0 Style fixed.
Ruslan Ermilov <ru@nginx.com>
parents: 318
diff changeset
1078 <literal>on</literal> |
bb51d3e17dd0 Style fixed.
Ruslan Ermilov <ru@nginx.com>
parents: 318
diff changeset
1079 <literal>always</literal></syntax>
172
5e8e63f73c33 Documented "lingering_close", "lingering_time", and "lingering_timeout".
Ruslan Ermilov <ru@nginx.com>
parents: 171
diff changeset
1080 <default>on</default>
5e8e63f73c33 Documented "lingering_close", "lingering_time", and "lingering_timeout".
Ruslan Ermilov <ru@nginx.com>
parents: 171
diff changeset
1081 <context>http</context>
5e8e63f73c33 Documented "lingering_close", "lingering_time", and "lingering_timeout".
Ruslan Ermilov <ru@nginx.com>
parents: 171
diff changeset
1082 <context>server</context>
5e8e63f73c33 Documented "lingering_close", "lingering_time", and "lingering_timeout".
Ruslan Ermilov <ru@nginx.com>
parents: 171
diff changeset
1083 <context>location</context>
5e8e63f73c33 Documented "lingering_close", "lingering_time", and "lingering_timeout".
Ruslan Ermilov <ru@nginx.com>
parents: 171
diff changeset
1084 <appeared-in>1.1.0</appeared-in>
5e8e63f73c33 Documented "lingering_close", "lingering_time", and "lingering_timeout".
Ruslan Ermilov <ru@nginx.com>
parents: 171
diff changeset
1085 <appeared-in>1.0.6</appeared-in>
5e8e63f73c33 Documented "lingering_close", "lingering_time", and "lingering_timeout".
Ruslan Ermilov <ru@nginx.com>
parents: 171
diff changeset
1086
5e8e63f73c33 Documented "lingering_close", "lingering_time", and "lingering_timeout".
Ruslan Ermilov <ru@nginx.com>
parents: 171
diff changeset
1087 <para>
5e8e63f73c33 Documented "lingering_close", "lingering_time", and "lingering_timeout".
Ruslan Ermilov <ru@nginx.com>
parents: 171
diff changeset
1088 Controls how nginx closes client connections.
5e8e63f73c33 Documented "lingering_close", "lingering_time", and "lingering_timeout".
Ruslan Ermilov <ru@nginx.com>
parents: 171
diff changeset
1089 </para>
5e8e63f73c33 Documented "lingering_close", "lingering_time", and "lingering_timeout".
Ruslan Ermilov <ru@nginx.com>
parents: 171
diff changeset
1090
5e8e63f73c33 Documented "lingering_close", "lingering_time", and "lingering_timeout".
Ruslan Ermilov <ru@nginx.com>
parents: 171
diff changeset
1091 <para>
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1092 The default value “<literal>on</literal>” instructs nginx to
172
5e8e63f73c33 Documented "lingering_close", "lingering_time", and "lingering_timeout".
Ruslan Ermilov <ru@nginx.com>
parents: 171
diff changeset
1093 <link id="lingering_timeout">wait for</link> and
5e8e63f73c33 Documented "lingering_close", "lingering_time", and "lingering_timeout".
Ruslan Ermilov <ru@nginx.com>
parents: 171
diff changeset
1094 <link id="lingering_time">process</link> additional data from a client
5e8e63f73c33 Documented "lingering_close", "lingering_time", and "lingering_timeout".
Ruslan Ermilov <ru@nginx.com>
parents: 171
diff changeset
1095 before fully closing a connection, but only
5e8e63f73c33 Documented "lingering_close", "lingering_time", and "lingering_timeout".
Ruslan Ermilov <ru@nginx.com>
parents: 171
diff changeset
1096 if heuristics suggests that a client may be sending more data.
5e8e63f73c33 Documented "lingering_close", "lingering_time", and "lingering_timeout".
Ruslan Ermilov <ru@nginx.com>
parents: 171
diff changeset
1097 </para>
5e8e63f73c33 Documented "lingering_close", "lingering_time", and "lingering_timeout".
Ruslan Ermilov <ru@nginx.com>
parents: 171
diff changeset
1098
5e8e63f73c33 Documented "lingering_close", "lingering_time", and "lingering_timeout".
Ruslan Ermilov <ru@nginx.com>
parents: 171
diff changeset
1099 <para>
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1100 The value “<literal>always</literal>” will cause nginx to unconditionally
172
5e8e63f73c33 Documented "lingering_close", "lingering_time", and "lingering_timeout".
Ruslan Ermilov <ru@nginx.com>
parents: 171
diff changeset
1101 wait for and process additional client data.
5e8e63f73c33 Documented "lingering_close", "lingering_time", and "lingering_timeout".
Ruslan Ermilov <ru@nginx.com>
parents: 171
diff changeset
1102 </para>
5e8e63f73c33 Documented "lingering_close", "lingering_time", and "lingering_timeout".
Ruslan Ermilov <ru@nginx.com>
parents: 171
diff changeset
1103
5e8e63f73c33 Documented "lingering_close", "lingering_time", and "lingering_timeout".
Ruslan Ermilov <ru@nginx.com>
parents: 171
diff changeset
1104 <para>
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1105 The value “<literal>off</literal>” tells nginx to never wait for
172
5e8e63f73c33 Documented "lingering_close", "lingering_time", and "lingering_timeout".
Ruslan Ermilov <ru@nginx.com>
parents: 171
diff changeset
1106 more data and close the connection immediately.
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1107 This behavior breaks the protocol and should not be used under normal
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1108 circumstances.
172
5e8e63f73c33 Documented "lingering_close", "lingering_time", and "lingering_timeout".
Ruslan Ermilov <ru@nginx.com>
parents: 171
diff changeset
1109 </para>
5e8e63f73c33 Documented "lingering_close", "lingering_time", and "lingering_timeout".
Ruslan Ermilov <ru@nginx.com>
parents: 171
diff changeset
1110
5e8e63f73c33 Documented "lingering_close", "lingering_time", and "lingering_timeout".
Ruslan Ermilov <ru@nginx.com>
parents: 171
diff changeset
1111 </directive>
5e8e63f73c33 Documented "lingering_close", "lingering_time", and "lingering_timeout".
Ruslan Ermilov <ru@nginx.com>
parents: 171
diff changeset
1112
5e8e63f73c33 Documented "lingering_close", "lingering_time", and "lingering_timeout".
Ruslan Ermilov <ru@nginx.com>
parents: 171
diff changeset
1113
5e8e63f73c33 Documented "lingering_close", "lingering_time", and "lingering_timeout".
Ruslan Ermilov <ru@nginx.com>
parents: 171
diff changeset
1114 <directive name="lingering_time">
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1115 <syntax><value>time</value></syntax>
172
5e8e63f73c33 Documented "lingering_close", "lingering_time", and "lingering_timeout".
Ruslan Ermilov <ru@nginx.com>
parents: 171
diff changeset
1116 <default>30s</default>
5e8e63f73c33 Documented "lingering_close", "lingering_time", and "lingering_timeout".
Ruslan Ermilov <ru@nginx.com>
parents: 171
diff changeset
1117 <context>http</context>
5e8e63f73c33 Documented "lingering_close", "lingering_time", and "lingering_timeout".
Ruslan Ermilov <ru@nginx.com>
parents: 171
diff changeset
1118 <context>server</context>
5e8e63f73c33 Documented "lingering_close", "lingering_time", and "lingering_timeout".
Ruslan Ermilov <ru@nginx.com>
parents: 171
diff changeset
1119 <context>location</context>
5e8e63f73c33 Documented "lingering_close", "lingering_time", and "lingering_timeout".
Ruslan Ermilov <ru@nginx.com>
parents: 171
diff changeset
1120
5e8e63f73c33 Documented "lingering_close", "lingering_time", and "lingering_timeout".
Ruslan Ermilov <ru@nginx.com>
parents: 171
diff changeset
1121 <para>
5e8e63f73c33 Documented "lingering_close", "lingering_time", and "lingering_timeout".
Ruslan Ermilov <ru@nginx.com>
parents: 171
diff changeset
1122 When <link id="lingering_close"/> is in effect,
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1123 this directive specifies the maximum time during which nginx
172
5e8e63f73c33 Documented "lingering_close", "lingering_time", and "lingering_timeout".
Ruslan Ermilov <ru@nginx.com>
parents: 171
diff changeset
1124 will process (read and ignore) additional data coming from a client.
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1125 After that, the connection will be closed, even if there will be
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1126 more data.
172
5e8e63f73c33 Documented "lingering_close", "lingering_time", and "lingering_timeout".
Ruslan Ermilov <ru@nginx.com>
parents: 171
diff changeset
1127 </para>
5e8e63f73c33 Documented "lingering_close", "lingering_time", and "lingering_timeout".
Ruslan Ermilov <ru@nginx.com>
parents: 171
diff changeset
1128
5e8e63f73c33 Documented "lingering_close", "lingering_time", and "lingering_timeout".
Ruslan Ermilov <ru@nginx.com>
parents: 171
diff changeset
1129 </directive>
5e8e63f73c33 Documented "lingering_close", "lingering_time", and "lingering_timeout".
Ruslan Ermilov <ru@nginx.com>
parents: 171
diff changeset
1130
5e8e63f73c33 Documented "lingering_close", "lingering_time", and "lingering_timeout".
Ruslan Ermilov <ru@nginx.com>
parents: 171
diff changeset
1131
5e8e63f73c33 Documented "lingering_close", "lingering_time", and "lingering_timeout".
Ruslan Ermilov <ru@nginx.com>
parents: 171
diff changeset
1132 <directive name="lingering_timeout">
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1133 <syntax><value>time</value></syntax>
172
5e8e63f73c33 Documented "lingering_close", "lingering_time", and "lingering_timeout".
Ruslan Ermilov <ru@nginx.com>
parents: 171
diff changeset
1134 <default>5s</default>
5e8e63f73c33 Documented "lingering_close", "lingering_time", and "lingering_timeout".
Ruslan Ermilov <ru@nginx.com>
parents: 171
diff changeset
1135 <context>http</context>
5e8e63f73c33 Documented "lingering_close", "lingering_time", and "lingering_timeout".
Ruslan Ermilov <ru@nginx.com>
parents: 171
diff changeset
1136 <context>server</context>
5e8e63f73c33 Documented "lingering_close", "lingering_time", and "lingering_timeout".
Ruslan Ermilov <ru@nginx.com>
parents: 171
diff changeset
1137 <context>location</context>
5e8e63f73c33 Documented "lingering_close", "lingering_time", and "lingering_timeout".
Ruslan Ermilov <ru@nginx.com>
parents: 171
diff changeset
1138
5e8e63f73c33 Documented "lingering_close", "lingering_time", and "lingering_timeout".
Ruslan Ermilov <ru@nginx.com>
parents: 171
diff changeset
1139 <para>
5e8e63f73c33 Documented "lingering_close", "lingering_time", and "lingering_timeout".
Ruslan Ermilov <ru@nginx.com>
parents: 171
diff changeset
1140 When <link id="lingering_close"/> is in effect, this directive specifies
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1141 the maximum waiting time for more client data to arrive.
172
5e8e63f73c33 Documented "lingering_close", "lingering_time", and "lingering_timeout".
Ruslan Ermilov <ru@nginx.com>
parents: 171
diff changeset
1142 If data are not received during this time, the connection is closed.
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1143 Otherwise, the data are read and ignored, and nginx starts waiting
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1144 for more data again.
172
5e8e63f73c33 Documented "lingering_close", "lingering_time", and "lingering_timeout".
Ruslan Ermilov <ru@nginx.com>
parents: 171
diff changeset
1145 The “wait-read-ignore” cycle is repeated, but no longer than specified by the
5e8e63f73c33 Documented "lingering_close", "lingering_time", and "lingering_timeout".
Ruslan Ermilov <ru@nginx.com>
parents: 171
diff changeset
1146 <link id="lingering_time"/> directive.
5e8e63f73c33 Documented "lingering_close", "lingering_time", and "lingering_timeout".
Ruslan Ermilov <ru@nginx.com>
parents: 171
diff changeset
1147 </para>
5e8e63f73c33 Documented "lingering_close", "lingering_time", and "lingering_timeout".
Ruslan Ermilov <ru@nginx.com>
parents: 171
diff changeset
1148
5e8e63f73c33 Documented "lingering_close", "lingering_time", and "lingering_timeout".
Ruslan Ermilov <ru@nginx.com>
parents: 171
diff changeset
1149 </directive>
5e8e63f73c33 Documented "lingering_close", "lingering_time", and "lingering_timeout".
Ruslan Ermilov <ru@nginx.com>
parents: 171
diff changeset
1150
5e8e63f73c33 Documented "lingering_close", "lingering_time", and "lingering_timeout".
Ruslan Ermilov <ru@nginx.com>
parents: 171
diff changeset
1151
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1152 <directive name="listen">
102
c76a257f3fd4 The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
parents: 98
diff changeset
1153 <syntax>
364
bb51d3e17dd0 Style fixed.
Ruslan Ermilov <ru@nginx.com>
parents: 318
diff changeset
1154 <value>address</value>[:<value>port</value>]
bb51d3e17dd0 Style fixed.
Ruslan Ermilov <ru@nginx.com>
parents: 318
diff changeset
1155 [<literal>default_server</literal>]
869
ade81792bdaa Documented SPDY support.
Homutov Vladimir <vl@nginx.com>
parents: 840
diff changeset
1156 [<literal>ssl</literal>]
1567
695999bdd4a5 Updated description of http2 parameter, translated into Russian.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1561
diff changeset
1157 [<literal>http2</literal> | <literal>spdy</literal>]
1097
eeb690d4212b Documented the PROXY protocol support.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1037
diff changeset
1158 [<literal>proxy_protocol</literal>]
364
bb51d3e17dd0 Style fixed.
Ruslan Ermilov <ru@nginx.com>
parents: 318
diff changeset
1159 [<literal>setfib</literal>=<value>number</value>]
1036
5894aa46ffef Documented "listen fastopen=" parameter.
Vladimir Homutov <vl@nginx.com>
parents: 1035
diff changeset
1160 [<literal>fastopen</literal>=<value>number</value>]
364
bb51d3e17dd0 Style fixed.
Ruslan Ermilov <ru@nginx.com>
parents: 318
diff changeset
1161 [<literal>backlog</literal>=<value>number</value>]
bb51d3e17dd0 Style fixed.
Ruslan Ermilov <ru@nginx.com>
parents: 318
diff changeset
1162 [<literal>rcvbuf</literal>=<value>size</value>]
bb51d3e17dd0 Style fixed.
Ruslan Ermilov <ru@nginx.com>
parents: 318
diff changeset
1163 [<literal>sndbuf</literal>=<value>size</value>]
bb51d3e17dd0 Style fixed.
Ruslan Ermilov <ru@nginx.com>
parents: 318
diff changeset
1164 [<literal>accept_filter</literal>=<value>filter</value>]
bb51d3e17dd0 Style fixed.
Ruslan Ermilov <ru@nginx.com>
parents: 318
diff changeset
1165 [<literal>deferred</literal>]
bb51d3e17dd0 Style fixed.
Ruslan Ermilov <ru@nginx.com>
parents: 318
diff changeset
1166 [<literal>bind</literal>]
bb51d3e17dd0 Style fixed.
Ruslan Ermilov <ru@nginx.com>
parents: 318
diff changeset
1167 [<literal>ipv6only</literal>=<literal>on</literal>|<literal>off</literal>]
1493
9faa78768252 Documented the "reuseport" option of the "listen" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1471
diff changeset
1168 [<literal>reuseport</literal>]
364
bb51d3e17dd0 Style fixed.
Ruslan Ermilov <ru@nginx.com>
parents: 318
diff changeset
1169 [<literal>so_keepalive</literal>=<literal>on</literal>|<literal>off</literal>|[<value>keepidle</value>]:[<value>keepintvl</value>]:[<value>keepcnt</value>]]</syntax>
102
c76a257f3fd4 The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
parents: 98
diff changeset
1170 <syntax>
364
bb51d3e17dd0 Style fixed.
Ruslan Ermilov <ru@nginx.com>
parents: 318
diff changeset
1171 <value>port</value>
bb51d3e17dd0 Style fixed.
Ruslan Ermilov <ru@nginx.com>
parents: 318
diff changeset
1172 [<literal>default_server</literal>]
869
ade81792bdaa Documented SPDY support.
Homutov Vladimir <vl@nginx.com>
parents: 840
diff changeset
1173 [<literal>ssl</literal>]
1567
695999bdd4a5 Updated description of http2 parameter, translated into Russian.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1561
diff changeset
1174 [<literal>http2</literal> | <literal>spdy</literal>]
1097
eeb690d4212b Documented the PROXY protocol support.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1037
diff changeset
1175 [<literal>proxy_protocol</literal>]
364
bb51d3e17dd0 Style fixed.
Ruslan Ermilov <ru@nginx.com>
parents: 318
diff changeset
1176 [<literal>setfib</literal>=<value>number</value>]
1036
5894aa46ffef Documented "listen fastopen=" parameter.
Vladimir Homutov <vl@nginx.com>
parents: 1035
diff changeset
1177 [<literal>fastopen</literal>=<value>number</value>]
364
bb51d3e17dd0 Style fixed.
Ruslan Ermilov <ru@nginx.com>
parents: 318
diff changeset
1178 [<literal>backlog</literal>=<value>number</value>]
bb51d3e17dd0 Style fixed.
Ruslan Ermilov <ru@nginx.com>
parents: 318
diff changeset
1179 [<literal>rcvbuf</literal>=<value>size</value>]
bb51d3e17dd0 Style fixed.
Ruslan Ermilov <ru@nginx.com>
parents: 318
diff changeset
1180 [<literal>sndbuf</literal>=<value>size</value>]
bb51d3e17dd0 Style fixed.
Ruslan Ermilov <ru@nginx.com>
parents: 318
diff changeset
1181 [<literal>accept_filter</literal>=<value>filter</value>]
bb51d3e17dd0 Style fixed.
Ruslan Ermilov <ru@nginx.com>
parents: 318
diff changeset
1182 [<literal>deferred</literal>]
bb51d3e17dd0 Style fixed.
Ruslan Ermilov <ru@nginx.com>
parents: 318
diff changeset
1183 [<literal>bind</literal>]
bb51d3e17dd0 Style fixed.
Ruslan Ermilov <ru@nginx.com>
parents: 318
diff changeset
1184 [<literal>ipv6only</literal>=<literal>on</literal>|<literal>off</literal>]
1493
9faa78768252 Documented the "reuseport" option of the "listen" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1471
diff changeset
1185 [<literal>reuseport</literal>]
364
bb51d3e17dd0 Style fixed.
Ruslan Ermilov <ru@nginx.com>
parents: 318
diff changeset
1186 [<literal>so_keepalive</literal>=<literal>on</literal>|<literal>off</literal>|[<value>keepidle</value>]:[<value>keepintvl</value>]:[<value>keepcnt</value>]]</syntax>
102
c76a257f3fd4 The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
parents: 98
diff changeset
1187 <syntax>
364
bb51d3e17dd0 Style fixed.
Ruslan Ermilov <ru@nginx.com>
parents: 318
diff changeset
1188 <literal>unix:</literal><value>path</value>
bb51d3e17dd0 Style fixed.
Ruslan Ermilov <ru@nginx.com>
parents: 318
diff changeset
1189 [<literal>default_server</literal>]
869
ade81792bdaa Documented SPDY support.
Homutov Vladimir <vl@nginx.com>
parents: 840
diff changeset
1190 [<literal>ssl</literal>]
1567
695999bdd4a5 Updated description of http2 parameter, translated into Russian.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1561
diff changeset
1191 [<literal>http2</literal> | <literal>spdy</literal>]
1097
eeb690d4212b Documented the PROXY protocol support.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1037
diff changeset
1192 [<literal>proxy_protocol</literal>]
364
bb51d3e17dd0 Style fixed.
Ruslan Ermilov <ru@nginx.com>
parents: 318
diff changeset
1193 [<literal>backlog</literal>=<value>number</value>]
bb51d3e17dd0 Style fixed.
Ruslan Ermilov <ru@nginx.com>
parents: 318
diff changeset
1194 [<literal>rcvbuf</literal>=<value>size</value>]
bb51d3e17dd0 Style fixed.
Ruslan Ermilov <ru@nginx.com>
parents: 318
diff changeset
1195 [<literal>sndbuf</literal>=<value>size</value>]
bb51d3e17dd0 Style fixed.
Ruslan Ermilov <ru@nginx.com>
parents: 318
diff changeset
1196 [<literal>accept_filter</literal>=<value>filter</value>]
bb51d3e17dd0 Style fixed.
Ruslan Ermilov <ru@nginx.com>
parents: 318
diff changeset
1197 [<literal>deferred</literal>]
bb51d3e17dd0 Style fixed.
Ruslan Ermilov <ru@nginx.com>
parents: 318
diff changeset
1198 [<literal>bind</literal>]
bb51d3e17dd0 Style fixed.
Ruslan Ermilov <ru@nginx.com>
parents: 318
diff changeset
1199 [<literal>so_keepalive</literal>=<literal>on</literal>|<literal>off</literal>|[<value>keepidle</value>]:[<value>keepintvl</value>]:[<value>keepcnt</value>]]</syntax>
102
c76a257f3fd4 The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
parents: 98
diff changeset
1200 <default>*:80 | *:8000</default>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1201 <context>server</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1202
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1203 <para>
966
95c3c3bbf1ce Text review.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 958
diff changeset
1204 Sets the <value>address</value> and <value>port</value> for IP,
95c3c3bbf1ce Text review.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 958
diff changeset
1205 or the <value>path</value> for a UNIX-domain socket on which
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1206 the server will accept requests.
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1207 Both <value>address</value> and <value>port</value>,
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1208 or only <value>address</value> or only <value>port</value> can be specified.
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1209 An <value>address</value> may also be a hostname, for example:
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1210 <example>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1211 listen 127.0.0.1:8000;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1212 listen 127.0.0.1;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1213 listen 8000;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1214 listen *:8000;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1215 listen localhost:8000;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1216 </example>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1217 IPv6 addresses (0.7.36) are specified in square brackets:
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1218 <example>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1219 listen [::]:8000;
941
7d1d53d4d293 Removed link-scoped IPv6 addresses from examples.
Ruslan Ermilov <ru@nginx.com>
parents: 940
diff changeset
1220 listen [::1];
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1221 </example>
364
bb51d3e17dd0 Style fixed.
Ruslan Ermilov <ru@nginx.com>
parents: 318
diff changeset
1222 UNIX-domain sockets (0.8.21) are specified with the “<literal>unix:</literal>”
bb51d3e17dd0 Style fixed.
Ruslan Ermilov <ru@nginx.com>
parents: 318
diff changeset
1223 prefix:
66
9332d7a02822 In the "listen" directive,
Ruslan Ermilov <ru@nginx.com>
parents: 65
diff changeset
1224 <example>
9332d7a02822 In the "listen" directive,
Ruslan Ermilov <ru@nginx.com>
parents: 65
diff changeset
1225 listen unix:/var/run/nginx.sock;
9332d7a02822 In the "listen" directive,
Ruslan Ermilov <ru@nginx.com>
parents: 65
diff changeset
1226 </example>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1227 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1228
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1229 <para>
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1230 If only <value>address</value> is given, the port 80 is used.
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1231 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1232
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1233 <para>
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1234 If the directive is not present then either <literal>*:80</literal> is used
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1235 if nginx runs with the superuser privileges, or <literal>*:8000</literal>
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1236 otherwise.
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1237 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1238
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1239 <para>
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1240 The <literal>default_server</literal> parameter, if present,
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1241 will cause the server to become the default server for the specified
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1242 <value>address</value>:<value>port</value> pair.
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1243 If none of the directives have the <literal>default_server</literal>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1244 parameter then the first server with the
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1245 <value>address</value>:<value>port</value> pair will be
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1246 the default server for this pair.
66
9332d7a02822 In the "listen" directive,
Ruslan Ermilov <ru@nginx.com>
parents: 65
diff changeset
1247 <note>
9332d7a02822 In the "listen" directive,
Ruslan Ermilov <ru@nginx.com>
parents: 65
diff changeset
1248 In versions prior to 0.8.21 this parameter is named simply
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1249 <literal>default</literal>.
66
9332d7a02822 In the "listen" directive,
Ruslan Ermilov <ru@nginx.com>
parents: 65
diff changeset
1250 </note>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1251 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1252
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1253 <para>
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1254 The <literal>ssl</literal> parameter (0.7.14) allows specifying that all
869
ade81792bdaa Documented SPDY support.
Homutov Vladimir <vl@nginx.com>
parents: 840
diff changeset
1255 connections accepted on this port should work in SSL mode.
ade81792bdaa Documented SPDY support.
Homutov Vladimir <vl@nginx.com>
parents: 840
diff changeset
1256 This allows for a more compact <link doc="configuring_https_servers.xml"
ade81792bdaa Documented SPDY support.
Homutov Vladimir <vl@nginx.com>
parents: 840
diff changeset
1257 id="single_http_https_server">configuration</link> for the server that
ade81792bdaa Documented SPDY support.
Homutov Vladimir <vl@nginx.com>
parents: 840
diff changeset
1258 handles both HTTP and HTTPS requests.
ade81792bdaa Documented SPDY support.
Homutov Vladimir <vl@nginx.com>
parents: 840
diff changeset
1259 </para>
ade81792bdaa Documented SPDY support.
Homutov Vladimir <vl@nginx.com>
parents: 840
diff changeset
1260
ade81792bdaa Documented SPDY support.
Homutov Vladimir <vl@nginx.com>
parents: 840
diff changeset
1261 <para>
1567
695999bdd4a5 Updated description of http2 parameter, translated into Russian.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1561
diff changeset
1262 The <literal>http2</literal> parameter (1.9.5) configures the port to accept
695999bdd4a5 Updated description of http2 parameter, translated into Russian.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1561
diff changeset
1263 <link doc="ngx_http_v2_module.xml">HTTP/2</link> connections.
695999bdd4a5 Updated description of http2 parameter, translated into Russian.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1561
diff changeset
1264 Normally, for this to work the <literal>ssl</literal> parameter should be
695999bdd4a5 Updated description of http2 parameter, translated into Russian.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1561
diff changeset
1265 specified as well, but nginx can also be configured to accept HTTP/2
695999bdd4a5 Updated description of http2 parameter, translated into Russian.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1561
diff changeset
1266 connections without SSL.
695999bdd4a5 Updated description of http2 parameter, translated into Russian.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1561
diff changeset
1267 </para>
695999bdd4a5 Updated description of http2 parameter, translated into Russian.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1561
diff changeset
1268
695999bdd4a5 Updated description of http2 parameter, translated into Russian.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1561
diff changeset
1269 <para>
695999bdd4a5 Updated description of http2 parameter, translated into Russian.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1561
diff changeset
1270 The <literal>spdy</literal> parameter (1.3.15-1.9.4) allows accepting
869
ade81792bdaa Documented SPDY support.
Homutov Vladimir <vl@nginx.com>
parents: 840
diff changeset
1271 <link doc="ngx_http_spdy_module.xml">SPDY</link> connections on this port.
ade81792bdaa Documented SPDY support.
Homutov Vladimir <vl@nginx.com>
parents: 840
diff changeset
1272 Normally, for this to work the <literal>ssl</literal> parameter should be
ade81792bdaa Documented SPDY support.
Homutov Vladimir <vl@nginx.com>
parents: 840
diff changeset
1273 specified as well, but nginx can also be configured to accept SPDY
ade81792bdaa Documented SPDY support.
Homutov Vladimir <vl@nginx.com>
parents: 840
diff changeset
1274 connections without SSL.
ade81792bdaa Documented SPDY support.
Homutov Vladimir <vl@nginx.com>
parents: 840
diff changeset
1275 </para>
ade81792bdaa Documented SPDY support.
Homutov Vladimir <vl@nginx.com>
parents: 840
diff changeset
1276
ade81792bdaa Documented SPDY support.
Homutov Vladimir <vl@nginx.com>
parents: 840
diff changeset
1277 <para>
1097
eeb690d4212b Documented the PROXY protocol support.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1037
diff changeset
1278 The <literal>proxy_protocol</literal> parameter (1.5.12)
eeb690d4212b Documented the PROXY protocol support.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1037
diff changeset
1279 allows specifying that all connections accepted on this port should use the
1513
88d1a1d36c0c Corrected link to the PROXY protocol specification.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1507
diff changeset
1280 <link url="http://www.haproxy.org/download/1.5/doc/proxy-protocol.txt">PROXY
1097
eeb690d4212b Documented the PROXY protocol support.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1037
diff changeset
1281 protocol</link>.
eeb690d4212b Documented the PROXY protocol support.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1037
diff changeset
1282 </para>
eeb690d4212b Documented the PROXY protocol support.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1037
diff changeset
1283
eeb690d4212b Documented the PROXY protocol support.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1037
diff changeset
1284 <para>
1414
5addfab7e171 Corrected article.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1279
diff changeset
1285 The <literal>listen</literal> directive
617
368a449e85b8 Expanded documentation of what various parameters of the "listen"
Ruslan Ermilov <ru@nginx.com>
parents: 615
diff changeset
1286 can have several additional parameters specific to socket-related system calls.
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1287 These parameters can be specified in any
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1288 <literal>listen</literal> directive, but only once for a given
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1289 <value>address</value>:<value>port</value> pair.
66
9332d7a02822 In the "listen" directive,
Ruslan Ermilov <ru@nginx.com>
parents: 65
diff changeset
1290 <note>
9332d7a02822 In the "listen" directive,
Ruslan Ermilov <ru@nginx.com>
parents: 65
diff changeset
1291 In versions prior to 0.8.21, they could only be
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1292 specified in the <literal>listen</literal> directive together with the
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1293 <literal>default</literal> parameter.
66
9332d7a02822 In the "listen" directive,
Ruslan Ermilov <ru@nginx.com>
parents: 65
diff changeset
1294 </note>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1295 <list type="tag">
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1296
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1297 <tag-name>
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1298 <literal>setfib</literal>=<value>number</value>
66
9332d7a02822 In the "listen" directive,
Ruslan Ermilov <ru@nginx.com>
parents: 65
diff changeset
1299 </tag-name>
9332d7a02822 In the "listen" directive,
Ruslan Ermilov <ru@nginx.com>
parents: 65
diff changeset
1300 <tag-desc>
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1301 this parameter (0.8.44) sets the associated routing table, FIB
617
368a449e85b8 Expanded documentation of what various parameters of the "listen"
Ruslan Ermilov <ru@nginx.com>
parents: 615
diff changeset
1302 (the <c-def>SO_SETFIB</c-def> option) for the listening socket.
66
9332d7a02822 In the "listen" directive,
Ruslan Ermilov <ru@nginx.com>
parents: 65
diff changeset
1303 This currently works only on FreeBSD.
9332d7a02822 In the "listen" directive,
Ruslan Ermilov <ru@nginx.com>
parents: 65
diff changeset
1304 </tag-desc>
9332d7a02822 In the "listen" directive,
Ruslan Ermilov <ru@nginx.com>
parents: 65
diff changeset
1305
9332d7a02822 In the "listen" directive,
Ruslan Ermilov <ru@nginx.com>
parents: 65
diff changeset
1306 <tag-name>
1036
5894aa46ffef Documented "listen fastopen=" parameter.
Vladimir Homutov <vl@nginx.com>
parents: 1035
diff changeset
1307 <literal>fastopen</literal>=<value>number</value>
5894aa46ffef Documented "listen fastopen=" parameter.
Vladimir Homutov <vl@nginx.com>
parents: 1035
diff changeset
1308 </tag-name>
5894aa46ffef Documented "listen fastopen=" parameter.
Vladimir Homutov <vl@nginx.com>
parents: 1035
diff changeset
1309 <tag-desc>
5894aa46ffef Documented "listen fastopen=" parameter.
Vladimir Homutov <vl@nginx.com>
parents: 1035
diff changeset
1310 enables
5894aa46ffef Documented "listen fastopen=" parameter.
Vladimir Homutov <vl@nginx.com>
parents: 1035
diff changeset
1311 “<link url="http://en.wikipedia.org/wiki/TCP_Fast_Open">TCP Fast Open</link>”
1037
3fde5aa256ac Fixed markup.
Vladimir Homutov <vl@nginx.com>
parents: 1036
diff changeset
1312 for the listening socket (1.5.8) and
1633
eb6409ad9dca Fixed link to TCP Fast Open RFC.
Ruslan Ermilov <ru@nginx.com>
parents: 1619
diff changeset
1313 <link url="http://tools.ietf.org/html/rfc7413#section-5.1">limits</link>
1036
5894aa46ffef Documented "listen fastopen=" parameter.
Vladimir Homutov <vl@nginx.com>
parents: 1035
diff changeset
1314 the maximum length for the queue of connections that have not yet completed
5894aa46ffef Documented "listen fastopen=" parameter.
Vladimir Homutov <vl@nginx.com>
parents: 1035
diff changeset
1315 the three-way handshake.
5894aa46ffef Documented "listen fastopen=" parameter.
Vladimir Homutov <vl@nginx.com>
parents: 1035
diff changeset
1316 <note>
5894aa46ffef Documented "listen fastopen=" parameter.
Vladimir Homutov <vl@nginx.com>
parents: 1035
diff changeset
1317 Do not enable this feature unless the server can handle
5894aa46ffef Documented "listen fastopen=" parameter.
Vladimir Homutov <vl@nginx.com>
parents: 1035
diff changeset
1318 receiving the
1633
eb6409ad9dca Fixed link to TCP Fast Open RFC.
Ruslan Ermilov <ru@nginx.com>
parents: 1619
diff changeset
1319 <link url="http://tools.ietf.org/html/rfc7413#section-6.1">
1036
5894aa46ffef Documented "listen fastopen=" parameter.
Vladimir Homutov <vl@nginx.com>
parents: 1035
diff changeset
1320 same SYN packet with data</link> more than once.
5894aa46ffef Documented "listen fastopen=" parameter.
Vladimir Homutov <vl@nginx.com>
parents: 1035
diff changeset
1321 </note>
5894aa46ffef Documented "listen fastopen=" parameter.
Vladimir Homutov <vl@nginx.com>
parents: 1035
diff changeset
1322 </tag-desc>
5894aa46ffef Documented "listen fastopen=" parameter.
Vladimir Homutov <vl@nginx.com>
parents: 1035
diff changeset
1323
5894aa46ffef Documented "listen fastopen=" parameter.
Vladimir Homutov <vl@nginx.com>
parents: 1035
diff changeset
1324 <tag-name>
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1325 <literal>backlog</literal>=<value>number</value>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1326 </tag-name>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1327 <tag-desc>
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1328 sets the <literal>backlog</literal> parameter in the
617
368a449e85b8 Expanded documentation of what various parameters of the "listen"
Ruslan Ermilov <ru@nginx.com>
parents: 615
diff changeset
1329 <c-func>listen</c-func> call that limits
368a449e85b8 Expanded documentation of what various parameters of the "listen"
Ruslan Ermilov <ru@nginx.com>
parents: 615
diff changeset
1330 the maximum length for the queue of pending connections.
1501
40425063b413 Fixed the default "listen backlog" value on DragonFly BSD.
Ruslan Ermilov <ru@nginx.com>
parents: 1500
diff changeset
1331 By default,
40425063b413 Fixed the default "listen backlog" value on DragonFly BSD.
Ruslan Ermilov <ru@nginx.com>
parents: 1500
diff changeset
1332 <literal>backlog</literal> is set to -1 on FreeBSD, DragonFly BSD, and Mac OS X,
617
368a449e85b8 Expanded documentation of what various parameters of the "listen"
Ruslan Ermilov <ru@nginx.com>
parents: 615
diff changeset
1333 and to 511 on other platforms.
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1334 </tag-desc>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1335
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1336 <tag-name>
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1337 <literal>rcvbuf</literal>=<value>size</value>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1338 </tag-name>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1339 <tag-desc>
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1340 sets the receive buffer size
617
368a449e85b8 Expanded documentation of what various parameters of the "listen"
Ruslan Ermilov <ru@nginx.com>
parents: 615
diff changeset
1341 (the <c-def>SO_RCVBUF</c-def> option) for the listening socket.
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1342 </tag-desc>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1343
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1344 <tag-name>
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1345 <literal>sndbuf</literal>=<value>size</value>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1346 </tag-name>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1347 <tag-desc>
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1348 sets the send buffer size
617
368a449e85b8 Expanded documentation of what various parameters of the "listen"
Ruslan Ermilov <ru@nginx.com>
parents: 615
diff changeset
1349 (the <c-def>SO_SNDBUF</c-def> option) for the listening socket.
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1350 </tag-desc>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1351
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1352 <tag-name>
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1353 <literal>accept_filter</literal>=<value>filter</value>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1354 </tag-name>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1355 <tag-desc>
617
368a449e85b8 Expanded documentation of what various parameters of the "listen"
Ruslan Ermilov <ru@nginx.com>
parents: 615
diff changeset
1356 sets the name of accept filter
368a449e85b8 Expanded documentation of what various parameters of the "listen"
Ruslan Ermilov <ru@nginx.com>
parents: 615
diff changeset
1357 (the <c-def>SO_ACCEPTFILTER</c-def> option) for the listening socket
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1358 that filters incoming connections before passing them to
617
368a449e85b8 Expanded documentation of what various parameters of the "listen"
Ruslan Ermilov <ru@nginx.com>
parents: 615
diff changeset
1359 <c-func>accept</c-func>.
368a449e85b8 Expanded documentation of what various parameters of the "listen"
Ruslan Ermilov <ru@nginx.com>
parents: 615
diff changeset
1360 This works only on FreeBSD and NetBSD 5.0+.
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1361 Possible values are
617
368a449e85b8 Expanded documentation of what various parameters of the "listen"
Ruslan Ermilov <ru@nginx.com>
parents: 615
diff changeset
1362 <link url="http://man.freebsd.org/accf_data">dataready</link>
368a449e85b8 Expanded documentation of what various parameters of the "listen"
Ruslan Ermilov <ru@nginx.com>
parents: 615
diff changeset
1363 and
368a449e85b8 Expanded documentation of what various parameters of the "listen"
Ruslan Ermilov <ru@nginx.com>
parents: 615
diff changeset
1364 <link url="http://man.freebsd.org/accf_http">httpready</link>.
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1365 </tag-desc>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1366
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1367 <tag-name>
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1368 <literal>deferred</literal>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1369 </tag-name>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1370 <tag-desc>
617
368a449e85b8 Expanded documentation of what various parameters of the "listen"
Ruslan Ermilov <ru@nginx.com>
parents: 615
diff changeset
1371 instructs to use a deferred <c-func>accept</c-func>
368a449e85b8 Expanded documentation of what various parameters of the "listen"
Ruslan Ermilov <ru@nginx.com>
parents: 615
diff changeset
1372 (the <c-def>TCP_DEFER_ACCEPT</c-def> socket option) on Linux.
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1373 </tag-desc>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1374
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1375 <tag-name>
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1376 <literal>bind</literal>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1377 </tag-name>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1378 <tag-desc>
240
472e88bf177e Slightly better wording for the "bind" parameter of the "listen" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 237
diff changeset
1379 instructs to make a separate <c-func>bind</c-func> call for a given
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1380 <value>address</value>:<value>port</value> pair.
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1381 This is useful because if there are several <literal>listen</literal>
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1382 directives with the same port but different addresses, and one of the
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1383 <literal>listen</literal> directives listens on all addresses
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1384 for the given port (<literal>*:</literal><value>port</value>), nginx
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1385 will <c-func>bind</c-func> only to <literal>*:</literal><value>port</value>.
966
95c3c3bbf1ce Text review.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 958
diff changeset
1386 It should be noted that the <c-func>getsockname</c-func> system call will be
95c3c3bbf1ce Text review.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 958
diff changeset
1387 made in this case to determine the address that accepted the connection.
1035
e9c485d6cc0c Documented that "listen setfib=" implies "bind".
Ruslan Ermilov <ru@nginx.com>
parents: 1031
diff changeset
1388 If the <literal>setfib</literal>,
e9c485d6cc0c Documented that "listen setfib=" implies "bind".
Ruslan Ermilov <ru@nginx.com>
parents: 1031
diff changeset
1389 <literal>backlog</literal>, <literal>rcvbuf</literal>,
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1390 <literal>sndbuf</literal>, <literal>accept_filter</literal>,
1279
7261e621dd4a Documented that "listen ipv6only=" implies "bind".
Maxim Dounin <mdounin@mdounin.ru>
parents: 1257
diff changeset
1391 <literal>deferred</literal>, <literal>ipv6only</literal>,
7261e621dd4a Documented that "listen ipv6only=" implies "bind".
Maxim Dounin <mdounin@mdounin.ru>
parents: 1257
diff changeset
1392 or <literal>so_keepalive</literal> parameters
223
09b8c8b2b865 Documented the "so_keepalive" parameter of the "listen" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 185
diff changeset
1393 are used then for a given
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1394 <value>address</value>:<value>port</value> pair
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1395 a separate <c-func>bind</c-func> call will always be made.
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1396 </tag-desc>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1397
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1398 <tag-name>
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1399 <literal>ipv6only</literal>=<literal>on</literal>|<literal>off</literal>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1400 </tag-name>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1401 <tag-desc>
617
368a449e85b8 Expanded documentation of what various parameters of the "listen"
Ruslan Ermilov <ru@nginx.com>
parents: 615
diff changeset
1402 this parameter (0.7.42) determines
368a449e85b8 Expanded documentation of what various parameters of the "listen"
Ruslan Ermilov <ru@nginx.com>
parents: 615
diff changeset
1403 (via the <c-def>IPV6_V6ONLY</c-def> socket option)
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1404 whether an IPv6 socket listening on a wildcard address <literal>[::]</literal>
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1405 will accept only IPv6 connections or both IPv6 and IPv4 connections.
617
368a449e85b8 Expanded documentation of what various parameters of the "listen"
Ruslan Ermilov <ru@nginx.com>
parents: 615
diff changeset
1406 This parameter is turned on by default.
368a449e85b8 Expanded documentation of what various parameters of the "listen"
Ruslan Ermilov <ru@nginx.com>
parents: 615
diff changeset
1407 It can only be set once on start.
615
f3ef5b77d22a Documented that "ipv6only" is now turned on by default for
Ruslan Ermilov <ru@nginx.com>
parents: 589
diff changeset
1408 <note>
617
368a449e85b8 Expanded documentation of what various parameters of the "listen"
Ruslan Ermilov <ru@nginx.com>
parents: 615
diff changeset
1409 Prior to version 1.3.4,
368a449e85b8 Expanded documentation of what various parameters of the "listen"
Ruslan Ermilov <ru@nginx.com>
parents: 615
diff changeset
1410 if this parameter was omitted then the operating system’s settings were
368a449e85b8 Expanded documentation of what various parameters of the "listen"
Ruslan Ermilov <ru@nginx.com>
parents: 615
diff changeset
1411 in effect for the socket.
615
f3ef5b77d22a Documented that "ipv6only" is now turned on by default for
Ruslan Ermilov <ru@nginx.com>
parents: 589
diff changeset
1412 </note>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1413 </tag-desc>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1414
1507
14180fa9a518 Added ids for reuseport, mentioned reuseport in news.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1501
diff changeset
1415 <tag-name id="reuseport">
1493
9faa78768252 Documented the "reuseport" option of the "listen" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1471
diff changeset
1416 <literal>reuseport</literal>
9faa78768252 Documented the "reuseport" option of the "listen" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1471
diff changeset
1417 </tag-name>
9faa78768252 Documented the "reuseport" option of the "listen" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1471
diff changeset
1418 <tag-desc>
9faa78768252 Documented the "reuseport" option of the "listen" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1471
diff changeset
1419 this parameter (1.9.1) instructs to create an individual listening socket
9faa78768252 Documented the "reuseport" option of the "listen" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1471
diff changeset
1420 for each worker process
9faa78768252 Documented the "reuseport" option of the "listen" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1471
diff changeset
1421 (using the <c-def>SO_REUSEPORT</c-def> socket option), allowing a kernel
1496
99ce48c8cce3 Corrected the "reuseport" description of the "listen" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1493
diff changeset
1422 to distribute incoming connections between worker processes.
1500
cd534da03d02 Added Linux kernel version in reuseport.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1496
diff changeset
1423 This currently works only on Linux 3.9+ and DragonFly BSD.
1493
9faa78768252 Documented the "reuseport" option of the "listen" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1471
diff changeset
1424 <note>
9faa78768252 Documented the "reuseport" option of the "listen" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1471
diff changeset
1425 Inappropriate use of this option may have its security
9faa78768252 Documented the "reuseport" option of the "listen" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1471
diff changeset
1426 <link url="http://man7.org/linux/man-pages/man7/socket.7.html">implications</link>.
9faa78768252 Documented the "reuseport" option of the "listen" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1471
diff changeset
1427 </note>
9faa78768252 Documented the "reuseport" option of the "listen" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1471
diff changeset
1428 </tag-desc>
9faa78768252 Documented the "reuseport" option of the "listen" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1471
diff changeset
1429
9faa78768252 Documented the "reuseport" option of the "listen" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1471
diff changeset
1430 <tag-name>
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1431 <literal>so_keepalive</literal>=<literal>on</literal>|<literal>off</literal>|[<value>keepidle</value>]:[<value>keepintvl</value>]:[<value>keepcnt</value>]
223
09b8c8b2b865 Documented the "so_keepalive" parameter of the "listen" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 185
diff changeset
1432 </tag-name>
09b8c8b2b865 Documented the "so_keepalive" parameter of the "listen" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 185
diff changeset
1433 <tag-desc>
09b8c8b2b865 Documented the "so_keepalive" parameter of the "listen" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 185
diff changeset
1434 this parameter (1.1.11) configures the “TCP keepalive” behavior
09b8c8b2b865 Documented the "so_keepalive" parameter of the "listen" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 185
diff changeset
1435 for the listening socket.
617
368a449e85b8 Expanded documentation of what various parameters of the "listen"
Ruslan Ermilov <ru@nginx.com>
parents: 615
diff changeset
1436 If this parameter is omitted then the operating system’s settings will be
223
09b8c8b2b865 Documented the "so_keepalive" parameter of the "listen" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 185
diff changeset
1437 in effect for the socket.
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1438 If it is set to the value “<literal>on</literal>”, the
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1439 <c-def>SO_KEEPALIVE</c-def> option is turned on for the socket.
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1440 If it is set to the value “<literal>off</literal>”, the
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1441 <c-def>SO_KEEPALIVE</c-def> option is turned off for the socket.
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1442 Some operating systems support setting of TCP keepalive parameters on
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1443 a per-socket basis using the <c-def>TCP_KEEPIDLE</c-def>,
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1444 <c-def>TCP_KEEPINTVL</c-def>, and <c-def>TCP_KEEPCNT</c-def> socket options.
397
f1c0ae9c1c48 FreeBSD 10.0-CURRENT supports the TCP_KEEPIDLE, TCP_KEEPINTVL, and
Ruslan Ermilov <ru@nginx.com>
parents: 364
diff changeset
1445 On such systems (currently, Linux 2.4+, NetBSD 5+, and
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1446 FreeBSD 9.0-STABLE), they can be configured
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1447 using the <value>keepidle</value>, <value>keepintvl</value>, and
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1448 <value>keepcnt</value> parameters.
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1449 One or two parameters may be omitted, in which case the system default setting
223
09b8c8b2b865 Documented the "so_keepalive" parameter of the "listen" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 185
diff changeset
1450 for the corresponding socket option will be in effect.
09b8c8b2b865 Documented the "so_keepalive" parameter of the "listen" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 185
diff changeset
1451 For example,
09b8c8b2b865 Documented the "so_keepalive" parameter of the "listen" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 185
diff changeset
1452 <example>so_keepalive=30m::10</example>
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1453 will set the idle timeout (<c-def>TCP_KEEPIDLE</c-def>) to 30 minutes,
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1454 leave the probe interval (<c-def>TCP_KEEPINTVL</c-def>) at its system default,
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1455 and set the probes count (<c-def>TCP_KEEPCNT</c-def>) to 10 probes.
223
09b8c8b2b865 Documented the "so_keepalive" parameter of the "listen" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 185
diff changeset
1456 </tag-desc>
09b8c8b2b865 Documented the "so_keepalive" parameter of the "listen" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 185
diff changeset
1457
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1458 </list>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1459 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1460
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1461 <para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1462 Example:
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1463 <example>
617
368a449e85b8 Expanded documentation of what various parameters of the "listen"
Ruslan Ermilov <ru@nginx.com>
parents: 615
diff changeset
1464 listen 127.0.0.1 default_server accept_filter=dataready backlog=1024;
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1465 </example>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1466 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1467
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1468 </directive>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1469
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1470
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1471 <directive name="location">
108
72524ae53106 Explicitly marked directives with the block syntax. Such directives will
Ruslan Ermilov <ru@nginx.com>
parents: 106
diff changeset
1472 <syntax block="yes">[
364
bb51d3e17dd0 Style fixed.
Ruslan Ermilov <ru@nginx.com>
parents: 318
diff changeset
1473 <literal>=</literal> |
bb51d3e17dd0 Style fixed.
Ruslan Ermilov <ru@nginx.com>
parents: 318
diff changeset
1474 <literal>~</literal> |
bb51d3e17dd0 Style fixed.
Ruslan Ermilov <ru@nginx.com>
parents: 318
diff changeset
1475 <literal>~*</literal> |
bb51d3e17dd0 Style fixed.
Ruslan Ermilov <ru@nginx.com>
parents: 318
diff changeset
1476 <literal>^~</literal>
bb51d3e17dd0 Style fixed.
Ruslan Ermilov <ru@nginx.com>
parents: 318
diff changeset
1477 ] <value>uri</value></syntax>
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1478 <syntax block="yes"><literal>@</literal><value>name</value></syntax>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1479 <default/>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1480 <context>server</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1481 <context>location</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1482
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1483 <para>
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1484 Sets configuration depending on a request URI.
503
aed015c3dedd Documented URI normalization rules, including %-decoding.
Ruslan Ermilov <ru@nginx.com>
parents: 499
diff changeset
1485 </para>
aed015c3dedd Documented URI normalization rules, including %-decoding.
Ruslan Ermilov <ru@nginx.com>
parents: 499
diff changeset
1486
aed015c3dedd Documented URI normalization rules, including %-decoding.
Ruslan Ermilov <ru@nginx.com>
parents: 499
diff changeset
1487 <para>
aed015c3dedd Documented URI normalization rules, including %-decoding.
Ruslan Ermilov <ru@nginx.com>
parents: 499
diff changeset
1488 The matching is performed against a normalized URI,
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1489 after decoding the text encoded in the “<literal>%XX</literal>” form,
503
aed015c3dedd Documented URI normalization rules, including %-decoding.
Ruslan Ermilov <ru@nginx.com>
parents: 499
diff changeset
1490 resolving references to relative path components “<literal>.</literal>”
aed015c3dedd Documented URI normalization rules, including %-decoding.
Ruslan Ermilov <ru@nginx.com>
parents: 499
diff changeset
1491 and “<literal>..</literal>”, and possible
aed015c3dedd Documented URI normalization rules, including %-decoding.
Ruslan Ermilov <ru@nginx.com>
parents: 499
diff changeset
1492 <link id="merge_slashes">compression</link> of two or more
aed015c3dedd Documented URI normalization rules, including %-decoding.
Ruslan Ermilov <ru@nginx.com>
parents: 499
diff changeset
1493 adjacent slashes into a single slash.
aed015c3dedd Documented URI normalization rules, including %-decoding.
Ruslan Ermilov <ru@nginx.com>
parents: 499
diff changeset
1494 </para>
aed015c3dedd Documented URI normalization rules, including %-decoding.
Ruslan Ermilov <ru@nginx.com>
parents: 499
diff changeset
1495
aed015c3dedd Documented URI normalization rules, including %-decoding.
Ruslan Ermilov <ru@nginx.com>
parents: 499
diff changeset
1496 <para>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1497 A location can either be defined by a prefix string, or by a regular expression.
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1498 Regular expressions are specified with the preceding
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1499 “<literal>~*</literal>” modifier (for case-insensitive matching), or the
810
7c72c3e67e77 The "location" directive: improved wording.
Ruslan Ermilov <ru@nginx.com>
parents: 779
diff changeset
1500 “<literal>~</literal>” modifier (for case-sensitive matching).
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1501 To find location matching a given request, nginx first checks
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1502 locations defined using the prefix strings (prefix locations).
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1503 Among them, the location with the longest matching
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1504 prefix is selected and remembered.
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1505 Then regular expressions are checked, in the order of their appearance
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1506 in the configuration file.
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1507 The search of regular expressions terminates on the first match,
244
9e2be02df2ce Fixed wording.
Ruslan Ermilov <ru@nginx.com>
parents: 241
diff changeset
1508 and the corresponding configuration is used.
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1509 If no match with a regular expression is found then the
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1510 configuration of the prefix location remembered earlier is used.
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1511 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1512
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1513 <para>
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1514 <literal>location</literal> blocks can be nested, with some exceptions
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1515 mentioned below.
67
d98323a15ba4 Documented the nested locations.
Ruslan Ermilov <ru@nginx.com>
parents: 66
diff changeset
1516 </para>
d98323a15ba4 Documented the nested locations.
Ruslan Ermilov <ru@nginx.com>
parents: 66
diff changeset
1517
d98323a15ba4 Documented the nested locations.
Ruslan Ermilov <ru@nginx.com>
parents: 66
diff changeset
1518 <para>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1519 For case-insensitive operating systems such as Mac OS X and Cygwin,
244
9e2be02df2ce Fixed wording.
Ruslan Ermilov <ru@nginx.com>
parents: 241
diff changeset
1520 matching with prefix strings ignores a case (0.7.7).
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1521 However, comparison is limited to one-byte locales.
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1522 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1523
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1524 <para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1525 Regular expressions can contain captures (0.7.40) that can later
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1526 be used in other directives.
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1527 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1528
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1529 <para>
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1530 If the longest matching prefix location has the “<literal>^~</literal>” modifier
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1531 then regular expressions are not checked.
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1532 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1533
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1534 <para>
810
7c72c3e67e77 The "location" directive: improved wording.
Ruslan Ermilov <ru@nginx.com>
parents: 779
diff changeset
1535 Also, using the “<literal>=</literal>” modifier it is possible to define
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1536 an exact match of URI and location.
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1537 If an exact match is found, the search terminates.
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1538 For example, if a “<literal>/</literal>” request happens frequently,
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1539 defining “<literal>location = /</literal>” will speed up the processing
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1540 of these requests, as search terminates right after the first
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1541 comparison.
67
d98323a15ba4 Documented the nested locations.
Ruslan Ermilov <ru@nginx.com>
parents: 66
diff changeset
1542 Such a location cannot obviously contain nested locations.
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1543 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1544
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1545 <para>
67
d98323a15ba4 Documented the nested locations.
Ruslan Ermilov <ru@nginx.com>
parents: 66
diff changeset
1546 <note>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1547 In versions from 0.7.1 to 0.8.41, if a request matched the prefix
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1548 location without the “<literal>=</literal>” and “<literal>^~</literal>”
810
7c72c3e67e77 The "location" directive: improved wording.
Ruslan Ermilov <ru@nginx.com>
parents: 779
diff changeset
1549 modifiers, the search also terminated and regular expressions were
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1550 not checked.
67
d98323a15ba4 Documented the nested locations.
Ruslan Ermilov <ru@nginx.com>
parents: 66
diff changeset
1551 </note>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1552 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1553
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1554 <para>
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1555 Let’s illustrate the above by an example:
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1556 <example>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1557 location = / {
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1558 [ configuration A ]
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1559 }
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1560
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1561 location / {
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1562 [ configuration B ]
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1563 }
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1564
738
0914bbb59fd2 Expanded "location" examples with another prefix location.
Ruslan Ermilov <ru@nginx.com>
parents: 711
diff changeset
1565 location /documents/ {
0914bbb59fd2 Expanded "location" examples with another prefix location.
Ruslan Ermilov <ru@nginx.com>
parents: 711
diff changeset
1566 [ configuration C ]
0914bbb59fd2 Expanded "location" examples with another prefix location.
Ruslan Ermilov <ru@nginx.com>
parents: 711
diff changeset
1567 }
0914bbb59fd2 Expanded "location" examples with another prefix location.
Ruslan Ermilov <ru@nginx.com>
parents: 711
diff changeset
1568
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1569 location ^~ /images/ {
738
0914bbb59fd2 Expanded "location" examples with another prefix location.
Ruslan Ermilov <ru@nginx.com>
parents: 711
diff changeset
1570 [ configuration D ]
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1571 }
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1572
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1573 location ~* \.(gif|jpg|jpeg)$ {
738
0914bbb59fd2 Expanded "location" examples with another prefix location.
Ruslan Ermilov <ru@nginx.com>
parents: 711
diff changeset
1574 [ configuration E ]
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1575 }
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1576 </example>
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1577 The “<literal>/</literal>” request will match configuration A,
738
0914bbb59fd2 Expanded "location" examples with another prefix location.
Ruslan Ermilov <ru@nginx.com>
parents: 711
diff changeset
1578 the “<literal>/index.html</literal>” request will match configuration B,
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1579 the “<literal>/documents/document.html</literal>” request will match
738
0914bbb59fd2 Expanded "location" examples with another prefix location.
Ruslan Ermilov <ru@nginx.com>
parents: 711
diff changeset
1580 configuration C,
0914bbb59fd2 Expanded "location" examples with another prefix location.
Ruslan Ermilov <ru@nginx.com>
parents: 711
diff changeset
1581 the “<literal>/images/1.gif</literal>” request will match configuration D, and
0914bbb59fd2 Expanded "location" examples with another prefix location.
Ruslan Ermilov <ru@nginx.com>
parents: 711
diff changeset
1582 the “<literal>/documents/1.jpg</literal>” request will match configuration E.
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1583 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1584
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1585 <para>
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1586 The “<literal>@</literal>” prefix defines a named location.
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1587 Such a location is not used for a regular request processing, but instead
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1588 used for request redirection.
67
d98323a15ba4 Documented the nested locations.
Ruslan Ermilov <ru@nginx.com>
parents: 66
diff changeset
1589 They cannot be nested, and cannot contain nested locations.
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1590 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1591
914
474a21f26a2a Documented location behavior with proxying directives.
Vladimir Homutov <vl@nginx.com>
parents: 871
diff changeset
1592 <para>
474a21f26a2a Documented location behavior with proxying directives.
Vladimir Homutov <vl@nginx.com>
parents: 871
diff changeset
1593 If a location is defined by a prefix string that ends with the slash character,
474a21f26a2a Documented location behavior with proxying directives.
Vladimir Homutov <vl@nginx.com>
parents: 871
diff changeset
1594 and requests are processed by one of
474a21f26a2a Documented location behavior with proxying directives.
Vladimir Homutov <vl@nginx.com>
parents: 871
diff changeset
1595 <link doc="ngx_http_proxy_module.xml" id="proxy_pass"/>,
474a21f26a2a Documented location behavior with proxying directives.
Vladimir Homutov <vl@nginx.com>
parents: 871
diff changeset
1596 <link doc="ngx_http_fastcgi_module.xml" id="fastcgi_pass"/>,
1194
9264fdb6c833 Added links to uwsgi.
Ruslan Ermilov <ru@nginx.com>
parents: 1181
diff changeset
1597 <link doc="ngx_http_uwsgi_module.xml" id="uwsgi_pass"/>,
9264fdb6c833 Added links to uwsgi.
Ruslan Ermilov <ru@nginx.com>
parents: 1181
diff changeset
1598 <link doc="ngx_http_scgi_module.xml" id="scgi_pass"/>, or
914
474a21f26a2a Documented location behavior with proxying directives.
Vladimir Homutov <vl@nginx.com>
parents: 871
diff changeset
1599 <link doc="ngx_http_memcached_module.xml" id="memcached_pass"/>,
1257
ac7a5ee98768 Split long sentence into two.
Ruslan Ermilov <ru@nginx.com>
parents: 1194
diff changeset
1600 then the special processing is performed.
ac7a5ee98768 Split long sentence into two.
Ruslan Ermilov <ru@nginx.com>
parents: 1194
diff changeset
1601 In response to a request with URI equal to this string,
914
474a21f26a2a Documented location behavior with proxying directives.
Vladimir Homutov <vl@nginx.com>
parents: 871
diff changeset
1602 but without the trailing slash,
474a21f26a2a Documented location behavior with proxying directives.
Vladimir Homutov <vl@nginx.com>
parents: 871
diff changeset
1603 a permanent redirect with the code 301 will be returned to the requested URI
474a21f26a2a Documented location behavior with proxying directives.
Vladimir Homutov <vl@nginx.com>
parents: 871
diff changeset
1604 with the slash appended.
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1605 If this is not desired, an exact match of the URI and location could be
914
474a21f26a2a Documented location behavior with proxying directives.
Vladimir Homutov <vl@nginx.com>
parents: 871
diff changeset
1606 defined like this:
474a21f26a2a Documented location behavior with proxying directives.
Vladimir Homutov <vl@nginx.com>
parents: 871
diff changeset
1607 <example>
474a21f26a2a Documented location behavior with proxying directives.
Vladimir Homutov <vl@nginx.com>
parents: 871
diff changeset
1608 location /user/ {
474a21f26a2a Documented location behavior with proxying directives.
Vladimir Homutov <vl@nginx.com>
parents: 871
diff changeset
1609 proxy_pass http://user.example.com;
474a21f26a2a Documented location behavior with proxying directives.
Vladimir Homutov <vl@nginx.com>
parents: 871
diff changeset
1610 }
474a21f26a2a Documented location behavior with proxying directives.
Vladimir Homutov <vl@nginx.com>
parents: 871
diff changeset
1611
474a21f26a2a Documented location behavior with proxying directives.
Vladimir Homutov <vl@nginx.com>
parents: 871
diff changeset
1612 location = /user {
474a21f26a2a Documented location behavior with proxying directives.
Vladimir Homutov <vl@nginx.com>
parents: 871
diff changeset
1613 proxy_pass http://login.example.com;
474a21f26a2a Documented location behavior with proxying directives.
Vladimir Homutov <vl@nginx.com>
parents: 871
diff changeset
1614 }
474a21f26a2a Documented location behavior with proxying directives.
Vladimir Homutov <vl@nginx.com>
parents: 871
diff changeset
1615 </example>
474a21f26a2a Documented location behavior with proxying directives.
Vladimir Homutov <vl@nginx.com>
parents: 871
diff changeset
1616 </para>
474a21f26a2a Documented location behavior with proxying directives.
Vladimir Homutov <vl@nginx.com>
parents: 871
diff changeset
1617
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1618 <!--
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1619 <migration from="Apache" directive="Location" />
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1620 -->
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1621
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1622 </directive>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1623
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1624
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1625 <directive name="log_not_found">
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1626 <syntax><literal>on</literal> | <literal>off</literal></syntax>
102
c76a257f3fd4 The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
parents: 98
diff changeset
1627 <default>on</default>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1628 <context>http</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1629 <context>server</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1630 <context>location</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1631
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1632 <para>
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1633 Enables or disables logging of errors about not found files into
106
56457a474903 If text of the link is not provided, the @id is used.
Ruslan Ermilov <ru@nginx.com>
parents: 102
diff changeset
1634 <link doc="../ngx_core_module.xml" id="error_log"/>.
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1635 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1636
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1637 </directive>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1638
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1639
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1640 <directive name="log_subrequest">
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1641 <syntax><literal>on</literal> | <literal>off</literal></syntax>
102
c76a257f3fd4 The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
parents: 98
diff changeset
1642 <default>off</default>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1643 <context>http</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1644 <context>server</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1645 <context>location</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1646
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1647 <para>
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1648 Enables or disables logging of subrequests into
106
56457a474903 If text of the link is not provided, the @id is used.
Ruslan Ermilov <ru@nginx.com>
parents: 102
diff changeset
1649 <link doc="ngx_http_log_module.xml" id="access_log"/>.
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1650 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1651
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1652 </directive>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1653
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1654
175
3381ae6a93e4 Documented the max_ranges, postpone_output, and sendfile_max_chunk directives.
Ruslan Ermilov <ru@nginx.com>
parents: 174
diff changeset
1655 <directive name="max_ranges">
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1656 <syntax><value>number</value></syntax>
175
3381ae6a93e4 Documented the max_ranges, postpone_output, and sendfile_max_chunk directives.
Ruslan Ermilov <ru@nginx.com>
parents: 174
diff changeset
1657 <default/>
3381ae6a93e4 Documented the max_ranges, postpone_output, and sendfile_max_chunk directives.
Ruslan Ermilov <ru@nginx.com>
parents: 174
diff changeset
1658 <context>http</context>
3381ae6a93e4 Documented the max_ranges, postpone_output, and sendfile_max_chunk directives.
Ruslan Ermilov <ru@nginx.com>
parents: 174
diff changeset
1659 <context>server</context>
3381ae6a93e4 Documented the max_ranges, postpone_output, and sendfile_max_chunk directives.
Ruslan Ermilov <ru@nginx.com>
parents: 174
diff changeset
1660 <context>location</context>
499
76a8eca844d0 Documented that "max_ranges" appeared in 1.1.2.
Ruslan Ermilov <ru@nginx.com>
parents: 477
diff changeset
1661 <appeared-in>1.1.2</appeared-in>
175
3381ae6a93e4 Documented the max_ranges, postpone_output, and sendfile_max_chunk directives.
Ruslan Ermilov <ru@nginx.com>
parents: 174
diff changeset
1662
3381ae6a93e4 Documented the max_ranges, postpone_output, and sendfile_max_chunk directives.
Ruslan Ermilov <ru@nginx.com>
parents: 174
diff changeset
1663 <para>
3381ae6a93e4 Documented the max_ranges, postpone_output, and sendfile_max_chunk directives.
Ruslan Ermilov <ru@nginx.com>
parents: 174
diff changeset
1664 Limits the maximum allowed number of ranges in byte-range requests.
3381ae6a93e4 Documented the max_ranges, postpone_output, and sendfile_max_chunk directives.
Ruslan Ermilov <ru@nginx.com>
parents: 174
diff changeset
1665 Requests that exceed the limit are processed as if there were no
3381ae6a93e4 Documented the max_ranges, postpone_output, and sendfile_max_chunk directives.
Ruslan Ermilov <ru@nginx.com>
parents: 174
diff changeset
1666 byte ranges specified.
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1667 By default, the number of ranges is not limited.
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1668 The zero value disables the byte-range support completely.
175
3381ae6a93e4 Documented the max_ranges, postpone_output, and sendfile_max_chunk directives.
Ruslan Ermilov <ru@nginx.com>
parents: 174
diff changeset
1669 </para>
3381ae6a93e4 Documented the max_ranges, postpone_output, and sendfile_max_chunk directives.
Ruslan Ermilov <ru@nginx.com>
parents: 174
diff changeset
1670
3381ae6a93e4 Documented the max_ranges, postpone_output, and sendfile_max_chunk directives.
Ruslan Ermilov <ru@nginx.com>
parents: 174
diff changeset
1671 </directive>
3381ae6a93e4 Documented the max_ranges, postpone_output, and sendfile_max_chunk directives.
Ruslan Ermilov <ru@nginx.com>
parents: 174
diff changeset
1672
3381ae6a93e4 Documented the max_ranges, postpone_output, and sendfile_max_chunk directives.
Ruslan Ermilov <ru@nginx.com>
parents: 174
diff changeset
1673
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1674 <directive name="merge_slashes">
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1675 <syntax><literal>on</literal> | <literal>off</literal></syntax>
102
c76a257f3fd4 The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
parents: 98
diff changeset
1676 <default>on</default>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1677 <context>http</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1678 <context>server</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1679
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1680 <para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1681 Enables or disables compression of two or more adjacent slashes
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1682 in a URI into a single slash.
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1683 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1684
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1685 <para>
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1686 Note that compression is essential for the correct matching of prefix string
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1687 and regular expression locations.
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1688 Without it, the “<literal>//scripts/one.php</literal>” request would not match
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1689 <example>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1690 location /scripts/ {
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1691 ...
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1692 }
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1693 </example>
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1694 and might be processed as a static file.
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1695 So it gets converted to “<literal>/scripts/one.php</literal>”.
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1696 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1697
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1698 <para>
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1699 Turning the compression <literal>off</literal> can become necessary if a URI
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1700 contains base64-encoded names, since base64 uses the “<literal>/</literal>”
246
6bfacf7124c6 Minor tweaks.
Ruslan Ermilov <ru@nginx.com>
parents: 244
diff changeset
1701 character internally.
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1702 However, for security considerations, it is better to avoid turning
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1703 the compression off.
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1704 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1705
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1706 <para>
1023
375055da60fa Improved wording of merge_slashes etc. (ticket #448).
Maxim Dounin <mdounin@mdounin.ru>
parents: 1022
diff changeset
1707 If the directive is specified on the <link id="server"/> level,
375055da60fa Improved wording of merge_slashes etc. (ticket #448).
Maxim Dounin <mdounin@mdounin.ru>
parents: 1022
diff changeset
1708 its value is only used if a server is a default one.
375055da60fa Improved wording of merge_slashes etc. (ticket #448).
Maxim Dounin <mdounin@mdounin.ru>
parents: 1022
diff changeset
1709 The value specified also applies to all virtual servers
442
b423d725a932 Try to emphasize that "underscores_in_headers" and "merge_slashes",
Ruslan Ermilov <ru@nginx.com>
parents: 438
diff changeset
1710 listening on the same address and port.
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1711 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1712
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1713 </directive>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1714
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1715
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1716 <directive name="msie_padding">
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1717 <syntax><literal>on</literal> | <literal>off</literal></syntax>
102
c76a257f3fd4 The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
parents: 98
diff changeset
1718 <default>on</default>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1719 <context>http</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1720 <context>server</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1721 <context>location</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1722
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1723 <para>
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1724 Enables or disables adding comments to responses for MSIE clients with status
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1725 greater than 400 to increase the response size to 512 bytes.
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1726 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1727
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1728 </directive>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1729
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1730
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1731 <directive name="msie_refresh">
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1732 <syntax><literal>on</literal> | <literal>off</literal></syntax>
102
c76a257f3fd4 The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
parents: 98
diff changeset
1733 <default>off</default>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1734 <context>http</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1735 <context>server</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1736 <context>location</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1737
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1738 <para>
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1739 Enables or disables issuing refreshes instead of redirects for MSIE clients.
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1740 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1741
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1742 </directive>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1743
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1744
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1745 <directive name="open_file_cache">
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1746 <syntax><literal>off</literal></syntax>
102
c76a257f3fd4 The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
parents: 98
diff changeset
1747 <syntax>
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1748 <literal>max</literal>=<value>N</value>
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1749 [<literal>inactive</literal>=<value>time</value>]</syntax>
102
c76a257f3fd4 The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
parents: 98
diff changeset
1750 <default>off</default>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1751 <context>http</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1752 <context>server</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1753 <context>location</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1754
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1755 <para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1756 Configures a cache that can store:
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1757 <list type="bullet">
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1758
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1759 <listitem>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1760 open file descriptors, their sizes and modification times;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1761 </listitem>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1762
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1763 <listitem>
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1764 information on existence of directories;
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1765 </listitem>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1766
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1767 <listitem>
68
9de85defbcf8 - "optimize_server_names" is deprecated in favour of "server_name_in_redirects"
Ruslan Ermilov <ru@nginx.com>
parents: 67
diff changeset
1768 file lookup errors, such as “file not found”, “no read permission”,
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1769 and so on.
246
6bfacf7124c6 Minor tweaks.
Ruslan Ermilov <ru@nginx.com>
parents: 244
diff changeset
1770 <note>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1771 Caching of errors should be enabled separately by the
106
56457a474903 If text of the link is not provided, the @id is used.
Ruslan Ermilov <ru@nginx.com>
parents: 102
diff changeset
1772 <link id="open_file_cache_errors"/>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1773 directive.
246
6bfacf7124c6 Minor tweaks.
Ruslan Ermilov <ru@nginx.com>
parents: 244
diff changeset
1774 </note>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1775 </listitem>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1776
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1777 </list>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1778 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1779
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1780 <para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1781 The directive has the following parameters:
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1782 <list type="tag">
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1783
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1784 <tag-name>
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1785 <literal>max</literal>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1786 </tag-name>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1787 <tag-desc>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1788 sets the maximum number of elements in the cache;
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1789 on cache overflow the least recently used (LRU) elements are removed;
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1790 </tag-desc>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1791
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1792 <tag-name>
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1793 <literal>inactive</literal>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1794 </tag-name>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1795 <tag-desc>
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1796 defines a time after which an element is removed from the cache
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1797 if it has not been accessed during this time;
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1798 by default, it is 60 seconds;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1799 </tag-desc>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1800
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1801 <tag-name>
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1802 <literal>off</literal>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1803 </tag-name>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1804 <tag-desc>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1805 disables the cache.
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1806 </tag-desc>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1807
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1808 </list>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1809 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1810
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1811 <para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1812 Example:
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1813 <example>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1814 open_file_cache max=1000 inactive=20s;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1815 open_file_cache_valid 30s;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1816 open_file_cache_min_uses 2;
270
945d7299c26c Spaces are now preserved here, so removed all the hacks.
Ruslan Ermilov <ru@nginx.com>
parents: 252
diff changeset
1817 open_file_cache_errors on;<!--
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1818 open_file_cache_events on;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1819 -->
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1820 </example>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1821 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1822
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1823 </directive>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1824
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1825
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1826 <directive name="open_file_cache_errors">
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1827 <syntax><literal>on</literal> | <literal>off</literal></syntax>
102
c76a257f3fd4 The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
parents: 98
diff changeset
1828 <default>off</default>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1829 <context>http</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1830 <context>server</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1831 <context>location</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1832
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1833 <para>
68
9de85defbcf8 - "optimize_server_names" is deprecated in favour of "server_name_in_redirects"
Ruslan Ermilov <ru@nginx.com>
parents: 67
diff changeset
1834 Enables or disables caching of file lookup errors by
106
56457a474903 If text of the link is not provided, the @id is used.
Ruslan Ermilov <ru@nginx.com>
parents: 102
diff changeset
1835 <link id="open_file_cache"/>.
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1836 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1837
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1838 </directive>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1839
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1840
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1841 <!--
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1842
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1843 <directive name="open_file_cache_events">
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1844 <syntax><literal>on</literal> | <literal>off</literal></syntax>
102
c76a257f3fd4 The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
parents: 98
diff changeset
1845 <default>off</default>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1846 <context>http</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1847 <context>server</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1848 <context>location</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1849
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1850 <para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1851 Enables to use kernel events to validate
106
56457a474903 If text of the link is not provided, the @id is used.
Ruslan Ermilov <ru@nginx.com>
parents: 102
diff changeset
1852 <link id="open_file_cache"/>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1853 elements.
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1854 This directive works with the
106
56457a474903 If text of the link is not provided, the @id is used.
Ruslan Ermilov <ru@nginx.com>
parents: 102
diff changeset
1855 <link doc="../events.xml" id="kqueue"/>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1856 method only.
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1857 Note that only NetBSD&nbsp;2.0+ and FreeBSD&nbsp;6.0+
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1858 support events for arbitrary file system types.
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1859 Other operating systems support events only for essential
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1860 file systems such as UFS or FFS.
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1861 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1862
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1863 </directive>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1864
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1865 -->
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1866
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1867
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1868 <directive name="open_file_cache_min_uses">
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1869 <syntax><value>number</value></syntax>
102
c76a257f3fd4 The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
parents: 98
diff changeset
1870 <default>1</default>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1871 <context>http</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1872 <context>server</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1873 <context>location</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1874
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1875 <para>
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1876 Sets the minimum <value>number</value> of file accesses during
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1877 the period configured by the <literal>inactive</literal> parameter
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1878 of the <link id="open_file_cache"/> directive, required for a file
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1879 descriptor to remain open in the cache.
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1880 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1881
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1882 </directive>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1883
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1884
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1885 <directive name="open_file_cache_valid">
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1886 <syntax><value>time</value></syntax>
102
c76a257f3fd4 The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
parents: 98
diff changeset
1887 <default>60s</default>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1888 <context>http</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1889 <context>server</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1890 <context>location</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1891
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1892 <para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1893 Sets a time after which
106
56457a474903 If text of the link is not provided, the @id is used.
Ruslan Ermilov <ru@nginx.com>
parents: 102
diff changeset
1894 <link id="open_file_cache"/>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1895 elements should be validated.
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1896 <!--
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1897 When
106
56457a474903 If text of the link is not provided, the @id is used.
Ruslan Ermilov <ru@nginx.com>
parents: 102
diff changeset
1898 <link id="open_file_cache_events"/>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1899 is enabled, open file descriptors
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1900 are checked only once, and then updated right after they get changed.
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1901 -->
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1902 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1903
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1904 </directive>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1905
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1906
1024
e47971bf6619 Documented output_buffers directive.
Maxim Dounin <mdounin@mdounin.ru>
parents: 1023
diff changeset
1907 <directive name="output_buffers">
e47971bf6619 Documented output_buffers directive.
Maxim Dounin <mdounin@mdounin.ru>
parents: 1023
diff changeset
1908 <syntax><value>number</value> <value>size</value></syntax>
1576
7f97ab081d24 Changed default value in the output_buffers directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1567
diff changeset
1909 <default>2 32k</default>
1024
e47971bf6619 Documented output_buffers directive.
Maxim Dounin <mdounin@mdounin.ru>
parents: 1023
diff changeset
1910 <context>http</context>
e47971bf6619 Documented output_buffers directive.
Maxim Dounin <mdounin@mdounin.ru>
parents: 1023
diff changeset
1911 <context>server</context>
e47971bf6619 Documented output_buffers directive.
Maxim Dounin <mdounin@mdounin.ru>
parents: 1023
diff changeset
1912 <context>location</context>
e47971bf6619 Documented output_buffers directive.
Maxim Dounin <mdounin@mdounin.ru>
parents: 1023
diff changeset
1913
e47971bf6619 Documented output_buffers directive.
Maxim Dounin <mdounin@mdounin.ru>
parents: 1023
diff changeset
1914 <para>
1151
4c2324a7eeea Corrected the usage of articles and a comma.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1149
diff changeset
1915 Sets the <value>number</value> and <value>size</value> of the
1024
e47971bf6619 Documented output_buffers directive.
Maxim Dounin <mdounin@mdounin.ru>
parents: 1023
diff changeset
1916 buffers used for reading a response from a disk.
1576
7f97ab081d24 Changed default value in the output_buffers directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1567
diff changeset
1917 <note>
7f97ab081d24 Changed default value in the output_buffers directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1567
diff changeset
1918 Prior to version 1.9.5, the default value was 1 32k.
7f97ab081d24 Changed default value in the output_buffers directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1567
diff changeset
1919 </note>
1024
e47971bf6619 Documented output_buffers directive.
Maxim Dounin <mdounin@mdounin.ru>
parents: 1023
diff changeset
1920 </para>
e47971bf6619 Documented output_buffers directive.
Maxim Dounin <mdounin@mdounin.ru>
parents: 1023
diff changeset
1921
e47971bf6619 Documented output_buffers directive.
Maxim Dounin <mdounin@mdounin.ru>
parents: 1023
diff changeset
1922 </directive>
e47971bf6619 Documented output_buffers directive.
Maxim Dounin <mdounin@mdounin.ru>
parents: 1023
diff changeset
1923
e47971bf6619 Documented output_buffers directive.
Maxim Dounin <mdounin@mdounin.ru>
parents: 1023
diff changeset
1924
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1925 <directive name="port_in_redirect">
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1926 <syntax><literal>on</literal> | <literal>off</literal></syntax>
102
c76a257f3fd4 The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
parents: 98
diff changeset
1927 <default>on</default>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1928 <context>http</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1929 <context>server</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1930 <context>location</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1931
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1932 <para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1933 Enables or disables specifying the port in redirects issued by nginx.
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1934 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1935
159
8c124aef0041 Cross-linked "server_name_in_redirect" and "port_in_redirect" directives.
Ruslan Ermilov <ru@nginx.com>
parents: 152
diff changeset
1936 <para>
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1937 The use of the primary server name in redirects is controlled by
659
77a3314c74a7 Avoid the uses of second person.
Ruslan Ermilov <ru@nginx.com>
parents: 651
diff changeset
1938 the <link id="server_name_in_redirect"/> directive.
159
8c124aef0041 Cross-linked "server_name_in_redirect" and "port_in_redirect" directives.
Ruslan Ermilov <ru@nginx.com>
parents: 152
diff changeset
1939 </para>
8c124aef0041 Cross-linked "server_name_in_redirect" and "port_in_redirect" directives.
Ruslan Ermilov <ru@nginx.com>
parents: 152
diff changeset
1940
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1941 </directive>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1942
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1943
175
3381ae6a93e4 Documented the max_ranges, postpone_output, and sendfile_max_chunk directives.
Ruslan Ermilov <ru@nginx.com>
parents: 174
diff changeset
1944 <directive name="postpone_output">
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1945 <syntax><value>size</value></syntax>
175
3381ae6a93e4 Documented the max_ranges, postpone_output, and sendfile_max_chunk directives.
Ruslan Ermilov <ru@nginx.com>
parents: 174
diff changeset
1946 <default>1460</default>
3381ae6a93e4 Documented the max_ranges, postpone_output, and sendfile_max_chunk directives.
Ruslan Ermilov <ru@nginx.com>
parents: 174
diff changeset
1947 <context>http</context>
3381ae6a93e4 Documented the max_ranges, postpone_output, and sendfile_max_chunk directives.
Ruslan Ermilov <ru@nginx.com>
parents: 174
diff changeset
1948 <context>server</context>
3381ae6a93e4 Documented the max_ranges, postpone_output, and sendfile_max_chunk directives.
Ruslan Ermilov <ru@nginx.com>
parents: 174
diff changeset
1949 <context>location</context>
3381ae6a93e4 Documented the max_ranges, postpone_output, and sendfile_max_chunk directives.
Ruslan Ermilov <ru@nginx.com>
parents: 174
diff changeset
1950
3381ae6a93e4 Documented the max_ranges, postpone_output, and sendfile_max_chunk directives.
Ruslan Ermilov <ru@nginx.com>
parents: 174
diff changeset
1951 <para>
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1952 If possible, the transmission of client data will be postponed until
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1953 nginx has at least <value>size</value> bytes of data to send.
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1954 The zero value disables postponing data transmission.
175
3381ae6a93e4 Documented the max_ranges, postpone_output, and sendfile_max_chunk directives.
Ruslan Ermilov <ru@nginx.com>
parents: 174
diff changeset
1955 </para>
3381ae6a93e4 Documented the max_ranges, postpone_output, and sendfile_max_chunk directives.
Ruslan Ermilov <ru@nginx.com>
parents: 174
diff changeset
1956
3381ae6a93e4 Documented the max_ranges, postpone_output, and sendfile_max_chunk directives.
Ruslan Ermilov <ru@nginx.com>
parents: 174
diff changeset
1957 </directive>
3381ae6a93e4 Documented the max_ranges, postpone_output, and sendfile_max_chunk directives.
Ruslan Ermilov <ru@nginx.com>
parents: 174
diff changeset
1958
3381ae6a93e4 Documented the max_ranges, postpone_output, and sendfile_max_chunk directives.
Ruslan Ermilov <ru@nginx.com>
parents: 174
diff changeset
1959
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1960 <directive name="read_ahead">
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1961 <syntax><value>size</value></syntax>
102
c76a257f3fd4 The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
parents: 98
diff changeset
1962 <default>0</default>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1963 <context>http</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1964 <context>server</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1965 <context>location</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1966
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1967 <para>
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1968 Sets the amount of pre-reading for the kernel when working with file.
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1969 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1970
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1971 <para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1972 On Linux, the
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1973 <literal>posix_fadvise(0, 0, 0, POSIX_FADV_SEQUENTIAL)</literal>
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1974 system call is used, and so the <value>size</value> parameter is ignored.
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1975 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1976
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1977 <para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1978 On FreeBSD, the
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1979 <literal>fcntl(O_READAHEAD,</literal>
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1980 <value>size</value><literal>)</literal>
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1981 system call, supported since FreeBSD&nbsp;9.0-CURRENT, is used.
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
1982 FreeBSD&nbsp;7 has to be
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1983 <link url="http://sysoev.ru/freebsd/patch.readahead.txt">patched</link>.
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1984 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1985
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1986 </directive>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1987
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1988
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1989 <directive name="recursive_error_pages">
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
1990 <syntax><literal>on</literal> | <literal>off</literal></syntax>
102
c76a257f3fd4 The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
parents: 98
diff changeset
1991 <default>off</default>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1992 <context>http</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1993 <context>server</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1994 <context>location</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1995
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1996 <para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1997 Enables or disables doing several redirects using the
106
56457a474903 If text of the link is not provided, the @id is used.
Ruslan Ermilov <ru@nginx.com>
parents: 102
diff changeset
1998 <link id="error_page"/>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
1999 directive.
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2000 The number of such redirects is <link id="internal">limited</link>.
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2001 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2002
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2003 </directive>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2004
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2005
169
b7b160e4e046 Rstored alphabetical order of directives.
Ruslan Ermilov <ru@nginx.com>
parents: 162
diff changeset
2006 <directive name="request_pool_size">
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
2007 <syntax><value>size</value></syntax>
169
b7b160e4e046 Rstored alphabetical order of directives.
Ruslan Ermilov <ru@nginx.com>
parents: 162
diff changeset
2008 <default>4k</default>
b7b160e4e046 Rstored alphabetical order of directives.
Ruslan Ermilov <ru@nginx.com>
parents: 162
diff changeset
2009 <context>http</context>
b7b160e4e046 Rstored alphabetical order of directives.
Ruslan Ermilov <ru@nginx.com>
parents: 162
diff changeset
2010 <context>server</context>
b7b160e4e046 Rstored alphabetical order of directives.
Ruslan Ermilov <ru@nginx.com>
parents: 162
diff changeset
2011
b7b160e4e046 Rstored alphabetical order of directives.
Ruslan Ermilov <ru@nginx.com>
parents: 162
diff changeset
2012 <para>
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2013 Allows accurate tuning of per-request memory allocations.
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2014 This directive has minimal impact on performance
169
b7b160e4e046 Rstored alphabetical order of directives.
Ruslan Ermilov <ru@nginx.com>
parents: 162
diff changeset
2015 and should not generally be used.
b7b160e4e046 Rstored alphabetical order of directives.
Ruslan Ermilov <ru@nginx.com>
parents: 162
diff changeset
2016 </para>
b7b160e4e046 Rstored alphabetical order of directives.
Ruslan Ermilov <ru@nginx.com>
parents: 162
diff changeset
2017
b7b160e4e046 Rstored alphabetical order of directives.
Ruslan Ermilov <ru@nginx.com>
parents: 162
diff changeset
2018 </directive>
b7b160e4e046 Rstored alphabetical order of directives.
Ruslan Ermilov <ru@nginx.com>
parents: 162
diff changeset
2019
b7b160e4e046 Rstored alphabetical order of directives.
Ruslan Ermilov <ru@nginx.com>
parents: 162
diff changeset
2020
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2021 <directive name="reset_timedout_connection">
364
bb51d3e17dd0 Style fixed.
Ruslan Ermilov <ru@nginx.com>
parents: 318
diff changeset
2022 <syntax><literal>on</literal> | <literal>off</literal></syntax>
102
c76a257f3fd4 The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
parents: 98
diff changeset
2023 <default>off</default>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2024 <context>http</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2025 <context>server</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2026 <context>location</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2027
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2028 <para>
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2029 Enables or disables resetting timed out connections.
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2030 The reset is performed as follows.
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2031 Before closing a socket, the
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2032 <c-def>SO_LINGER</c-def>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2033 option is set on it with a timeout value of 0.
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2034 When the socket is closed, TCP RST is sent to the client, and all memory
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2035 occupied by this socket is released.
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2036 This helps avoid keeping an already closed socket with filled buffers
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2037 in a FIN_WAIT1 state for a long time.
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2038 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2039
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2040 <para>
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2041 It should be noted that timed out keep-alive connections are
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2042 closed normally.
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2043 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2044
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2045 </directive>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2046
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2047
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2048 <directive name="resolver">
185
05e7496801ec Documented recent changes in the "resolver" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 176
diff changeset
2049 <syntax>
1031
f7f23f5928ef Documented "resolver ipv6=" parameter.
Ruslan Ermilov <ru@nginx.com>
parents: 1024
diff changeset
2050 <value>address</value> ...
f7f23f5928ef Documented "resolver ipv6=" parameter.
Ruslan Ermilov <ru@nginx.com>
parents: 1024
diff changeset
2051 [<literal>valid</literal>=<value>time</value>]
f7f23f5928ef Documented "resolver ipv6=" parameter.
Ruslan Ermilov <ru@nginx.com>
parents: 1024
diff changeset
2052 [<literal>ipv6</literal>=<literal>on</literal>|<literal>off</literal>]</syntax>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2053 <default/>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2054 <context>http</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2055 <context>server</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2056 <context>location</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2057
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2058 <para>
527
58d79f8c412d Documented 1.3.1 changes in "resolver".
Ruslan Ermilov <ru@nginx.com>
parents: 522
diff changeset
2059 Configures name servers used to resolve names of upstream servers
58d79f8c412d Documented 1.3.1 changes in "resolver".
Ruslan Ermilov <ru@nginx.com>
parents: 522
diff changeset
2060 into addresses, for example:
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2061 <example>
527
58d79f8c412d Documented 1.3.1 changes in "resolver".
Ruslan Ermilov <ru@nginx.com>
parents: 522
diff changeset
2062 resolver 127.0.0.1 [::1]:5353;
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2063 </example>
527
58d79f8c412d Documented 1.3.1 changes in "resolver".
Ruslan Ermilov <ru@nginx.com>
parents: 522
diff changeset
2064 An address can be specified as a domain name or IP address,
566
f8148fc88224 Documented 1.2.2 changes.
Ruslan Ermilov <ru@nginx.com>
parents: 553
diff changeset
2065 and an optional port (1.3.1, 1.2.2).
527
58d79f8c412d Documented 1.3.1 changes in "resolver".
Ruslan Ermilov <ru@nginx.com>
parents: 522
diff changeset
2066 If port is not specified, the port 53 is used.
143
370cf5ccd3ca The "resolver" directive now allows specifying multiple name servers.
Ruslan Ermilov <ru@nginx.com>
parents: 140
diff changeset
2067 Name servers are queried in a round-robin fashion.
370cf5ccd3ca The "resolver" directive now allows specifying multiple name servers.
Ruslan Ermilov <ru@nginx.com>
parents: 140
diff changeset
2068 <note>
370cf5ccd3ca The "resolver" directive now allows specifying multiple name servers.
Ruslan Ermilov <ru@nginx.com>
parents: 140
diff changeset
2069 Before version 1.1.7, only a single name server could be configured.
527
58d79f8c412d Documented 1.3.1 changes in "resolver".
Ruslan Ermilov <ru@nginx.com>
parents: 522
diff changeset
2070 Specifying name servers using IPv6 addresses is supported
566
f8148fc88224 Documented 1.2.2 changes.
Ruslan Ermilov <ru@nginx.com>
parents: 553
diff changeset
2071 starting from versions 1.3.1 and 1.2.2.
143
370cf5ccd3ca The "resolver" directive now allows specifying multiple name servers.
Ruslan Ermilov <ru@nginx.com>
parents: 140
diff changeset
2072 </note>
1031
f7f23f5928ef Documented "resolver ipv6=" parameter.
Ruslan Ermilov <ru@nginx.com>
parents: 1024
diff changeset
2073 By default, nginx will look up both IPv4 and IPv6 addresses while resolving.
f7f23f5928ef Documented "resolver ipv6=" parameter.
Ruslan Ermilov <ru@nginx.com>
parents: 1024
diff changeset
2074 If looking up of IPv6 addresses is not desired,
f7f23f5928ef Documented "resolver ipv6=" parameter.
Ruslan Ermilov <ru@nginx.com>
parents: 1024
diff changeset
2075 the <literal>ipv6=off</literal> parameter can be specified.
f7f23f5928ef Documented "resolver ipv6=" parameter.
Ruslan Ermilov <ru@nginx.com>
parents: 1024
diff changeset
2076 <note>
f7f23f5928ef Documented "resolver ipv6=" parameter.
Ruslan Ermilov <ru@nginx.com>
parents: 1024
diff changeset
2077 Resolving of names into IPv6 addresses is supported
f7f23f5928ef Documented "resolver ipv6=" parameter.
Ruslan Ermilov <ru@nginx.com>
parents: 1024
diff changeset
2078 starting from version 1.5.8.
f7f23f5928ef Documented "resolver ipv6=" parameter.
Ruslan Ermilov <ru@nginx.com>
parents: 1024
diff changeset
2079 </note>
185
05e7496801ec Documented recent changes in the "resolver" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 176
diff changeset
2080 By default, nginx caches answers using the TTL value of a response.
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2081 An optional <literal>valid</literal> parameter allows overriding it:
185
05e7496801ec Documented recent changes in the "resolver" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 176
diff changeset
2082 <example>
527
58d79f8c412d Documented 1.3.1 changes in "resolver".
Ruslan Ermilov <ru@nginx.com>
parents: 522
diff changeset
2083 resolver 127.0.0.1 [::1]:5353 valid=30s;
185
05e7496801ec Documented recent changes in the "resolver" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 176
diff changeset
2084 </example>
05e7496801ec Documented recent changes in the "resolver" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 176
diff changeset
2085 <note>
05e7496801ec Documented recent changes in the "resolver" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 176
diff changeset
2086 Before version 1.1.9, tuning of caching time was not possible,
05e7496801ec Documented recent changes in the "resolver" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 176
diff changeset
2087 and nginx always cached answers for the duration of 5 minutes.
05e7496801ec Documented recent changes in the "resolver" directive.
Ruslan Ermilov <ru@nginx.com>
parents: 176
diff changeset
2088 </note>
1770
ae46e57cecba Added note to the "resover" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1763
diff changeset
2089 <note>
ae46e57cecba Added note to the "resover" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1763
diff changeset
2090 To prevent DNS spoofing, it is recommended
ae46e57cecba Added note to the "resover" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1763
diff changeset
2091 configuring DNS servers in a properly secured trusted local network.
ae46e57cecba Added note to the "resover" directive.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1763
diff changeset
2092 </note>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2093 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2094
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2095 </directive>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2096
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2097
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2098 <directive name="resolver_timeout">
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
2099 <syntax><value>time</value></syntax>
102
c76a257f3fd4 The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
parents: 98
diff changeset
2100 <default>30s</default>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2101 <context>http</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2102 <context>server</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2103 <context>location</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2104
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2105 <para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2106 Sets a timeout for name resolution, for example:
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2107 <example>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2108 resolver_timeout 5s;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2109 </example>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2110 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2111
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2112 </directive>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2113
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2114
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2115 <directive name="root">
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
2116 <syntax><value>path</value></syntax>
102
c76a257f3fd4 The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
parents: 98
diff changeset
2117 <default>html</default>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2118 <context>http</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2119 <context>server</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2120 <context>location</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2121 <context>if in location</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2122
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2123 <para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2124 Sets the root directory for requests.
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2125 For example, with the following configuration
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2126 <example>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2127 location /i/ {
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2128 root /data/w3;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2129 }
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2130 </example>
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2131 The <path>/data/w3/i/top.gif</path> file will be sent in response to
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2132 the “<literal>/i/top.gif</literal>” request.
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2133 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2134
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2135 <para>
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2136 The <value>path</value> value can contain variables,
69
935beaa561b3 - use of $document_root and $realpath_root in "root" is prohibited
Ruslan Ermilov <ru@nginx.com>
parents: 68
diff changeset
2137 except <var>$document_root</var> and <var>$realpath_root</var>.
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2138 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2139
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2140 <para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2141 A path to the file is constructed by merely adding a URI to the value
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
2142 of the <literal>root</literal> directive.
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2143 If a URI has to be modified, the
106
56457a474903 If text of the link is not provided, the @id is used.
Ruslan Ermilov <ru@nginx.com>
parents: 102
diff changeset
2144 <link id="alias"/> directive should be used.
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2145 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2146
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2147 </directive>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2148
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2149
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2150 <directive name="satisfy">
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
2151 <syntax><literal>all</literal> | <literal>any</literal></syntax>
102
c76a257f3fd4 The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
parents: 98
diff changeset
2152 <default>all</default>
69
935beaa561b3 - use of $document_root and $realpath_root in "root" is prohibited
Ruslan Ermilov <ru@nginx.com>
parents: 68
diff changeset
2153 <context>http</context>
935beaa561b3 - use of $document_root and $realpath_root in "root" is prohibited
Ruslan Ermilov <ru@nginx.com>
parents: 68
diff changeset
2154 <context>server</context>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2155 <context>location</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2156
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2157 <para>
971
6316a7579448 Documented the "ngx_http_auth_request" module.
Vladimir Homutov <vl@nginx.com>
parents: 966
diff changeset
2158 Allows access if all (<literal>all</literal>) or at least one
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2159 (<literal>any</literal>) of the
971
6316a7579448 Documented the "ngx_http_auth_request" module.
Vladimir Homutov <vl@nginx.com>
parents: 966
diff changeset
2160 <link doc="ngx_http_access_module.xml">ngx_http_access_module</link>,
1763
a7974b8d2a23 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1732
diff changeset
2161 <link doc="ngx_http_auth_basic_module.xml">ngx_http_auth_basic_module</link>,
a7974b8d2a23 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1732
diff changeset
2162 <link doc="ngx_http_auth_request_module.xml">ngx_http_auth_request_module</link>,
a7974b8d2a23 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1732
diff changeset
2163 or
a7974b8d2a23 Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1732
diff changeset
2164 <link doc="ngx_http_auth_jwt_module.xml">ngx_http_auth_jwt_module</link>
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2165 modules allow access.
246
6bfacf7124c6 Minor tweaks.
Ruslan Ermilov <ru@nginx.com>
parents: 244
diff changeset
2166 </para>
6bfacf7124c6 Minor tweaks.
Ruslan Ermilov <ru@nginx.com>
parents: 244
diff changeset
2167
6bfacf7124c6 Minor tweaks.
Ruslan Ermilov <ru@nginx.com>
parents: 244
diff changeset
2168 <para>
6bfacf7124c6 Minor tweaks.
Ruslan Ermilov <ru@nginx.com>
parents: 244
diff changeset
2169 Example:
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2170 <example>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2171 location / {
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2172 satisfy any;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2173
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2174 allow 192.168.1.0/32;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2175 deny all;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2176
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2177 auth_basic "closed site";
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2178 auth_basic_user_file conf/htpasswd;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2179 }
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2180 </example>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2181 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2182
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2183 </directive>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2184
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2185
176
0883fc5aabc9 Documented the "keepalive_disable" and "send_lowat" directives.
Ruslan Ermilov <ru@nginx.com>
parents: 175
diff changeset
2186 <directive name="send_lowat">
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
2187 <syntax><value>size</value></syntax>
176
0883fc5aabc9 Documented the "keepalive_disable" and "send_lowat" directives.
Ruslan Ermilov <ru@nginx.com>
parents: 175
diff changeset
2188 <default>0</default>
0883fc5aabc9 Documented the "keepalive_disable" and "send_lowat" directives.
Ruslan Ermilov <ru@nginx.com>
parents: 175
diff changeset
2189 <context>http</context>
0883fc5aabc9 Documented the "keepalive_disable" and "send_lowat" directives.
Ruslan Ermilov <ru@nginx.com>
parents: 175
diff changeset
2190 <context>server</context>
0883fc5aabc9 Documented the "keepalive_disable" and "send_lowat" directives.
Ruslan Ermilov <ru@nginx.com>
parents: 175
diff changeset
2191 <context>location</context>
0883fc5aabc9 Documented the "keepalive_disable" and "send_lowat" directives.
Ruslan Ermilov <ru@nginx.com>
parents: 175
diff changeset
2192
0883fc5aabc9 Documented the "keepalive_disable" and "send_lowat" directives.
Ruslan Ermilov <ru@nginx.com>
parents: 175
diff changeset
2193 <para>
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2194 If the directive is set to a non-zero value, nginx will try to minimize
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2195 the number of send operations on client sockets by using either
553
6330ca27a485 Translated "events" into English.
Ruslan Ermilov <ru@nginx.com>
parents: 541
diff changeset
2196 <c-def>NOTE_LOWAT</c-def> flag of the
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2197 <link doc="../events.xml" id="kqueue"/> method
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2198 or the <c-def>SO_SNDLOWAT</c-def> socket option.
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2199 In both cases the specified <value>size</value> is used.
176
0883fc5aabc9 Documented the "keepalive_disable" and "send_lowat" directives.
Ruslan Ermilov <ru@nginx.com>
parents: 175
diff changeset
2200 </para>
0883fc5aabc9 Documented the "keepalive_disable" and "send_lowat" directives.
Ruslan Ermilov <ru@nginx.com>
parents: 175
diff changeset
2201
0883fc5aabc9 Documented the "keepalive_disable" and "send_lowat" directives.
Ruslan Ermilov <ru@nginx.com>
parents: 175
diff changeset
2202 <para>
0883fc5aabc9 Documented the "keepalive_disable" and "send_lowat" directives.
Ruslan Ermilov <ru@nginx.com>
parents: 175
diff changeset
2203 This directive is ignored on Linux, Solaris, and Windows.
0883fc5aabc9 Documented the "keepalive_disable" and "send_lowat" directives.
Ruslan Ermilov <ru@nginx.com>
parents: 175
diff changeset
2204 </para>
0883fc5aabc9 Documented the "keepalive_disable" and "send_lowat" directives.
Ruslan Ermilov <ru@nginx.com>
parents: 175
diff changeset
2205
0883fc5aabc9 Documented the "keepalive_disable" and "send_lowat" directives.
Ruslan Ermilov <ru@nginx.com>
parents: 175
diff changeset
2206 </directive>
0883fc5aabc9 Documented the "keepalive_disable" and "send_lowat" directives.
Ruslan Ermilov <ru@nginx.com>
parents: 175
diff changeset
2207
0883fc5aabc9 Documented the "keepalive_disable" and "send_lowat" directives.
Ruslan Ermilov <ru@nginx.com>
parents: 175
diff changeset
2208
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2209 <directive name="send_timeout">
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
2210 <syntax><value>time</value></syntax>
102
c76a257f3fd4 The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
parents: 98
diff changeset
2211 <default>60s</default>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2212 <context>http</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2213 <context>server</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2214 <context>location</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2215
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2216 <para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2217 Sets a timeout for transmitting a response to the client.
1149
1501e5848052 Corrected the usage of the definite article.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1132
diff changeset
2218 The timeout is set only between two successive write operations,
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2219 not for the transmission of the whole response.
1149
1501e5848052 Corrected the usage of the definite article.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1132
diff changeset
2220 If the client does not receive anything within this time,
1501e5848052 Corrected the usage of the definite article.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1132
diff changeset
2221 the connection is closed.
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2222 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2223
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2224 </directive>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2225
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2226
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2227 <directive name="sendfile">
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2228
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
2229 <syntax><literal>on</literal> | <literal>off</literal></syntax>
102
c76a257f3fd4 The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
parents: 98
diff changeset
2230 <default>off</default>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2231 <context>http</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2232 <context>server</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2233 <context>location</context>
69
935beaa561b3 - use of $document_root and $realpath_root in "root" is prohibited
Ruslan Ermilov <ru@nginx.com>
parents: 68
diff changeset
2234 <context>if in location</context>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2235
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2236 <para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2237 Enables or disables the use of
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2238 <c-func>sendfile</c-func>.
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2239 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2240
1432
9012d7935c9b Documented that "aio sendfile" is deprecated.
Ruslan Ermilov <ru@nginx.com>
parents: 1430
diff changeset
2241 <para>
9012d7935c9b Documented that "aio sendfile" is deprecated.
Ruslan Ermilov <ru@nginx.com>
parents: 1430
diff changeset
2242 Starting from nginx&nbsp;0.8.12 and FreeBSD&nbsp;5.2.1,
9012d7935c9b Documented that "aio sendfile" is deprecated.
Ruslan Ermilov <ru@nginx.com>
parents: 1430
diff changeset
2243 <link id="aio"/> can be used to pre-load data
9012d7935c9b Documented that "aio sendfile" is deprecated.
Ruslan Ermilov <ru@nginx.com>
parents: 1430
diff changeset
2244 for <c-func>sendfile</c-func>:
9012d7935c9b Documented that "aio sendfile" is deprecated.
Ruslan Ermilov <ru@nginx.com>
parents: 1430
diff changeset
2245 <example>
9012d7935c9b Documented that "aio sendfile" is deprecated.
Ruslan Ermilov <ru@nginx.com>
parents: 1430
diff changeset
2246 location /video/ {
9012d7935c9b Documented that "aio sendfile" is deprecated.
Ruslan Ermilov <ru@nginx.com>
parents: 1430
diff changeset
2247 sendfile on;
9012d7935c9b Documented that "aio sendfile" is deprecated.
Ruslan Ermilov <ru@nginx.com>
parents: 1430
diff changeset
2248 tcp_nopush on;
9012d7935c9b Documented that "aio sendfile" is deprecated.
Ruslan Ermilov <ru@nginx.com>
parents: 1430
diff changeset
2249 aio on;
9012d7935c9b Documented that "aio sendfile" is deprecated.
Ruslan Ermilov <ru@nginx.com>
parents: 1430
diff changeset
2250 }
9012d7935c9b Documented that "aio sendfile" is deprecated.
Ruslan Ermilov <ru@nginx.com>
parents: 1430
diff changeset
2251 </example>
9012d7935c9b Documented that "aio sendfile" is deprecated.
Ruslan Ermilov <ru@nginx.com>
parents: 1430
diff changeset
2252 In this configuration, <c-func>sendfile</c-func> is called with
9012d7935c9b Documented that "aio sendfile" is deprecated.
Ruslan Ermilov <ru@nginx.com>
parents: 1430
diff changeset
2253 the <c-def>SF_NODISKIO</c-def> flag which causes it not to block on disk I/O,
9012d7935c9b Documented that "aio sendfile" is deprecated.
Ruslan Ermilov <ru@nginx.com>
parents: 1430
diff changeset
2254 but, instead, report back that the data are not in memory.
9012d7935c9b Documented that "aio sendfile" is deprecated.
Ruslan Ermilov <ru@nginx.com>
parents: 1430
diff changeset
2255 nginx then initiates an asynchronous data load by reading one byte.
9012d7935c9b Documented that "aio sendfile" is deprecated.
Ruslan Ermilov <ru@nginx.com>
parents: 1430
diff changeset
2256 On the first read, the FreeBSD kernel loads the first 128K bytes
9012d7935c9b Documented that "aio sendfile" is deprecated.
Ruslan Ermilov <ru@nginx.com>
parents: 1430
diff changeset
2257 of a file into memory, although next reads will only load data in 16K chunks.
9012d7935c9b Documented that "aio sendfile" is deprecated.
Ruslan Ermilov <ru@nginx.com>
parents: 1430
diff changeset
2258 This can be changed using the
9012d7935c9b Documented that "aio sendfile" is deprecated.
Ruslan Ermilov <ru@nginx.com>
parents: 1430
diff changeset
2259 <link id="read_ahead"/> directive.
9012d7935c9b Documented that "aio sendfile" is deprecated.
Ruslan Ermilov <ru@nginx.com>
parents: 1430
diff changeset
2260 <note>
9012d7935c9b Documented that "aio sendfile" is deprecated.
Ruslan Ermilov <ru@nginx.com>
parents: 1430
diff changeset
2261 Before version 1.7.11, pre-loading could be enabled with
9012d7935c9b Documented that "aio sendfile" is deprecated.
Ruslan Ermilov <ru@nginx.com>
parents: 1430
diff changeset
2262 <literal>aio sendfile;</literal>.
9012d7935c9b Documented that "aio sendfile" is deprecated.
Ruslan Ermilov <ru@nginx.com>
parents: 1430
diff changeset
2263 </note>
9012d7935c9b Documented that "aio sendfile" is deprecated.
Ruslan Ermilov <ru@nginx.com>
parents: 1430
diff changeset
2264 </para>
9012d7935c9b Documented that "aio sendfile" is deprecated.
Ruslan Ermilov <ru@nginx.com>
parents: 1430
diff changeset
2265
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2266 </directive>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2267
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2268
175
3381ae6a93e4 Documented the max_ranges, postpone_output, and sendfile_max_chunk directives.
Ruslan Ermilov <ru@nginx.com>
parents: 174
diff changeset
2269 <directive name="sendfile_max_chunk">
3381ae6a93e4 Documented the max_ranges, postpone_output, and sendfile_max_chunk directives.
Ruslan Ermilov <ru@nginx.com>
parents: 174
diff changeset
2270
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
2271 <syntax><value>size</value></syntax>
175
3381ae6a93e4 Documented the max_ranges, postpone_output, and sendfile_max_chunk directives.
Ruslan Ermilov <ru@nginx.com>
parents: 174
diff changeset
2272 <default>0</default>
3381ae6a93e4 Documented the max_ranges, postpone_output, and sendfile_max_chunk directives.
Ruslan Ermilov <ru@nginx.com>
parents: 174
diff changeset
2273 <context>http</context>
3381ae6a93e4 Documented the max_ranges, postpone_output, and sendfile_max_chunk directives.
Ruslan Ermilov <ru@nginx.com>
parents: 174
diff changeset
2274 <context>server</context>
3381ae6a93e4 Documented the max_ranges, postpone_output, and sendfile_max_chunk directives.
Ruslan Ermilov <ru@nginx.com>
parents: 174
diff changeset
2275 <context>location</context>
3381ae6a93e4 Documented the max_ranges, postpone_output, and sendfile_max_chunk directives.
Ruslan Ermilov <ru@nginx.com>
parents: 174
diff changeset
2276
3381ae6a93e4 Documented the max_ranges, postpone_output, and sendfile_max_chunk directives.
Ruslan Ermilov <ru@nginx.com>
parents: 174
diff changeset
2277 <para>
3381ae6a93e4 Documented the max_ranges, postpone_output, and sendfile_max_chunk directives.
Ruslan Ermilov <ru@nginx.com>
parents: 174
diff changeset
2278 When set to a non-zero value, limits the amount of data that can be
3381ae6a93e4 Documented the max_ranges, postpone_output, and sendfile_max_chunk directives.
Ruslan Ermilov <ru@nginx.com>
parents: 174
diff changeset
2279 transferred in a single <c-func>sendfile</c-func> call.
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2280 Without the limit, one fast connection may seize the worker process entirely.
175
3381ae6a93e4 Documented the max_ranges, postpone_output, and sendfile_max_chunk directives.
Ruslan Ermilov <ru@nginx.com>
parents: 174
diff changeset
2281 </para>
3381ae6a93e4 Documented the max_ranges, postpone_output, and sendfile_max_chunk directives.
Ruslan Ermilov <ru@nginx.com>
parents: 174
diff changeset
2282
3381ae6a93e4 Documented the max_ranges, postpone_output, and sendfile_max_chunk directives.
Ruslan Ermilov <ru@nginx.com>
parents: 174
diff changeset
2283 </directive>
3381ae6a93e4 Documented the max_ranges, postpone_output, and sendfile_max_chunk directives.
Ruslan Ermilov <ru@nginx.com>
parents: 174
diff changeset
2284
3381ae6a93e4 Documented the max_ranges, postpone_output, and sendfile_max_chunk directives.
Ruslan Ermilov <ru@nginx.com>
parents: 174
diff changeset
2285
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2286 <directive name="server">
108
72524ae53106 Explicitly marked directives with the block syntax. Such directives will
Ruslan Ermilov <ru@nginx.com>
parents: 106
diff changeset
2287 <syntax block="yes"/>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2288 <default/>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2289 <context>http</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2290
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2291 <para>
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2292 Sets configuration for a virtual server.
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2293 There is no clear separation between IP-based (based on the IP address)
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2294 and name-based (based on the <header>Host</header> request header field)
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2295 virtual servers.
106
56457a474903 If text of the link is not provided, the @id is used.
Ruslan Ermilov <ru@nginx.com>
parents: 102
diff changeset
2296 Instead, the <link id="listen"/> directives describe all
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2297 addresses and ports that should accept connections for the server, and the
106
56457a474903 If text of the link is not provided, the @id is used.
Ruslan Ermilov <ru@nginx.com>
parents: 102
diff changeset
2298 <link id="server_name"/> directive lists all server names.
522
ef11546f75ee Translated "request_processing" into Russian, removed "virtual_hosts"
Ruslan Ermilov <ru@nginx.com>
parents: 506
diff changeset
2299 Example configurations are provided in the
ef11546f75ee Translated "request_processing" into Russian, removed "virtual_hosts"
Ruslan Ermilov <ru@nginx.com>
parents: 506
diff changeset
2300 “<link doc="request_processing.xml"/>” document.
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2301 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2302
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2303 </directive>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2304
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2305
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2306 <directive name="server_name">
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
2307 <syntax><value>name</value> ...</syntax>
102
c76a257f3fd4 The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
parents: 98
diff changeset
2308 <default>""</default>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2309 <context>server</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2310
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2311 <para>
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2312 Sets names of a virtual server, for example:
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2313 <example>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2314 server {
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2315 server_name example.com www.example.com;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2316 }
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2317 </example>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2318 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2319
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2320 <para>
70
272d99af0c15 The "server_name" directive:
Ruslan Ermilov <ru@nginx.com>
parents: 69
diff changeset
2321 The first name becomes the primary server name.
628
779a47d0acb0 Unified terminology used in the "server_name" directive and server_names.xml.
Vladimir Homutov <vl@nginx.com>
parents: 627
diff changeset
2322 </para>
779a47d0acb0 Unified terminology used in the "server_name" directive and server_names.xml.
Vladimir Homutov <vl@nginx.com>
parents: 627
diff changeset
2323
779a47d0acb0 Unified terminology used in the "server_name" directive and server_names.xml.
Vladimir Homutov <vl@nginx.com>
parents: 627
diff changeset
2324 <para>
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
2325 Server names can include an asterisk (“<literal>*</literal>”)
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2326 replacing the first or last part of a name:
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2327 <example>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2328 server {
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2329 server_name example.com *.example.com www.example.*;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2330 }
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2331 </example>
628
779a47d0acb0 Unified terminology used in the "server_name" directive and server_names.xml.
Vladimir Homutov <vl@nginx.com>
parents: 627
diff changeset
2332 Such names are called wildcard names.
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2333 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2334
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2335 <para>
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2336 The first two of the names mentioned above can be combined in one:
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2337 <example>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2338 server {
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2339 server_name .example.com;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2340 }
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2341 </example>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2342 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2343
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2344 <para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2345 It is also possible to use regular expressions in server names,
1101
ebe027a963f4 Typo fixed.
Andrei Belov <defan@nginx.com>
parents: 1097
diff changeset
2346 preceding the name with a tilde (“<literal>~</literal>”):
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2347 <example>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2348 server {
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2349 server_name www.example.com ~^www\d+\.example\.com$;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2350 }
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2351 </example>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2352 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2353
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2354 <para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2355 Regular expressions can contain captures (0.7.40) that can later
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2356 be used in other directives:
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2357 <example>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2358 server {
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2359 server_name ~^(www\.)?(.+)$;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2360
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2361 location / {
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2362 root /sites/$2;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2363 }
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2364 }
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2365
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2366 server {
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2367 server_name _;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2368
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2369 location / {
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2370 root /sites/default;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2371 }
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2372 }
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2373 </example>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2374 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2375
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2376 <para>
70
272d99af0c15 The "server_name" directive:
Ruslan Ermilov <ru@nginx.com>
parents: 69
diff changeset
2377 Named captures in regular expressions create variables (0.8.25)
272d99af0c15 The "server_name" directive:
Ruslan Ermilov <ru@nginx.com>
parents: 69
diff changeset
2378 that can later be used in other directives:
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2379 <example>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2380 server {
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2381 server_name ~^(www\.)?(?&lt;domain&gt;.+)$;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2382
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2383 location / {
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2384 root /sites/$domain;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2385 }
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2386 }
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2387
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2388 server {
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2389 server_name _;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2390
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2391 location / {
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2392 root /sites/default;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2393 }
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2394 }
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2395 </example>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2396 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2397
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2398 <para>
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2399 If the directive’s parameter is set to “<var>$hostname</var>” (0.9.4), the
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2400 machine’s hostname is inserted.
628
779a47d0acb0 Unified terminology used in the "server_name" directive and server_names.xml.
Vladimir Homutov <vl@nginx.com>
parents: 627
diff changeset
2401 </para>
779a47d0acb0 Unified terminology used in the "server_name" directive and server_names.xml.
Vladimir Homutov <vl@nginx.com>
parents: 627
diff changeset
2402
779a47d0acb0 Unified terminology used in the "server_name" directive and server_names.xml.
Vladimir Homutov <vl@nginx.com>
parents: 627
diff changeset
2403 <para>
70
272d99af0c15 The "server_name" directive:
Ruslan Ermilov <ru@nginx.com>
parents: 69
diff changeset
2404 It is also possible to specify an empty server name (0.7.11):
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2405 <example>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2406 server {
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2407 server_name www.example.com "";
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2408 }
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2409 </example>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2410 It allows this server to process requests without the <header>Host</header>
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2411 header field — instead of the default server — for the given address:port pair.
70
272d99af0c15 The "server_name" directive:
Ruslan Ermilov <ru@nginx.com>
parents: 69
diff changeset
2412 This is the default setting.
272d99af0c15 The "server_name" directive:
Ruslan Ermilov <ru@nginx.com>
parents: 69
diff changeset
2413 <note>
625
af3f38e349eb Removed terminal whitespace and fixed apostrophes used.
Ruslan Ermilov <ru@nginx.com>
parents: 617
diff changeset
2414 Before 0.8.48, the machine’s hostname was used by default.
70
272d99af0c15 The "server_name" directive:
Ruslan Ermilov <ru@nginx.com>
parents: 69
diff changeset
2415 </note>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2416 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2417
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2418 <para>
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2419 During searching for a virtual server by name,
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2420 if the name matches more than one of the specified variants,
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2421 (e.g. both a wildcard name and regular expression match), the first matching
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2422 variant will be chosen, in the following order of priority:
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2423 <list type="enum">
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2424
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2425 <listitem>
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2426 the exact name
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2427 </listitem>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2428
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2429 <listitem>
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2430 the longest wildcard name starting with an asterisk,
587
5bb7716cae7e Documented in more depth how server names are matched.
Ruslan Ermilov <ru@nginx.com>
parents: 580
diff changeset
2431 e.g. “<literal>*.example.com</literal>”
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2432 </listitem>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2433
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2434 <listitem>
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2435 the longest wildcard name ending with an asterisk,
587
5bb7716cae7e Documented in more depth how server names are matched.
Ruslan Ermilov <ru@nginx.com>
parents: 580
diff changeset
2436 e.g. “<literal>mail.*</literal>”
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2437 </listitem>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2438
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2439 <listitem>
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2440 the first matching regular expression
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2441 (in order of appearance in the configuration file)
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2442 </listitem>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2443
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2444 </list>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2445 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2446
628
779a47d0acb0 Unified terminology used in the "server_name" directive and server_names.xml.
Vladimir Homutov <vl@nginx.com>
parents: 627
diff changeset
2447 <para>
659
77a3314c74a7 Avoid the uses of second person.
Ruslan Ermilov <ru@nginx.com>
parents: 651
diff changeset
2448 Detailed description of server names is provided in a separate
628
779a47d0acb0 Unified terminology used in the "server_name" directive and server_names.xml.
Vladimir Homutov <vl@nginx.com>
parents: 627
diff changeset
2449 <link doc="server_names.xml"/> document.
779a47d0acb0 Unified terminology used in the "server_name" directive and server_names.xml.
Vladimir Homutov <vl@nginx.com>
parents: 627
diff changeset
2450 </para>
779a47d0acb0 Unified terminology used in the "server_name" directive and server_names.xml.
Vladimir Homutov <vl@nginx.com>
parents: 627
diff changeset
2451
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2452 </directive>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2453
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2454
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2455 <directive name="server_name_in_redirect">
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
2456 <syntax><literal>on</literal> | <literal>off</literal></syntax>
102
c76a257f3fd4 The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
parents: 98
diff changeset
2457 <default>off</default>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2458 <context>http</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2459 <context>server</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2460 <context>location</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2461
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2462 <para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2463 Enables or disables the use of the primary server name, specified by the
106
56457a474903 If text of the link is not provided, the @id is used.
Ruslan Ermilov <ru@nginx.com>
parents: 102
diff changeset
2464 <link id="server_name"/>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2465 directive, in redirects issued by nginx.
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2466 When the use of the primary server name is disabled, the name from the
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2467 <header>Host</header> request header field is used.
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2468 If this field is not present, the IP address of the server is used.
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2469 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2470
159
8c124aef0041 Cross-linked "server_name_in_redirect" and "port_in_redirect" directives.
Ruslan Ermilov <ru@nginx.com>
parents: 152
diff changeset
2471 <para>
659
77a3314c74a7 Avoid the uses of second person.
Ruslan Ermilov <ru@nginx.com>
parents: 651
diff changeset
2472 The use of a port in redirects is controlled by
77a3314c74a7 Avoid the uses of second person.
Ruslan Ermilov <ru@nginx.com>
parents: 651
diff changeset
2473 the <link id="port_in_redirect"/> directive.
159
8c124aef0041 Cross-linked "server_name_in_redirect" and "port_in_redirect" directives.
Ruslan Ermilov <ru@nginx.com>
parents: 152
diff changeset
2474 </para>
8c124aef0041 Cross-linked "server_name_in_redirect" and "port_in_redirect" directives.
Ruslan Ermilov <ru@nginx.com>
parents: 152
diff changeset
2475
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2476 </directive>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2477
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2478
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2479 <directive name="server_names_hash_bucket_size">
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
2480 <syntax><value>size</value></syntax>
102
c76a257f3fd4 The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
parents: 98
diff changeset
2481 <default>32|64|128</default>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2482 <context>http</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2483
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2484 <para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2485 Sets the bucket size for the server names hash tables.
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2486 The default value depends on the size of the processor’s cache line.
966
95c3c3bbf1ce Text review.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 958
diff changeset
2487 The details of setting up hash tables are provided in a separate
659
77a3314c74a7 Avoid the uses of second person.
Ruslan Ermilov <ru@nginx.com>
parents: 651
diff changeset
2488 <link doc="../hash.xml">document</link>.
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2489 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2490
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2491 </directive>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2492
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2493
82
89c31b453d40 Sorted directives alphabetically.
Ruslan Ermilov <ru@nginx.com>
parents: 72
diff changeset
2494 <directive name="server_names_hash_max_size">
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
2495 <syntax><value>size</value></syntax>
102
c76a257f3fd4 The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
parents: 98
diff changeset
2496 <default>512</default>
82
89c31b453d40 Sorted directives alphabetically.
Ruslan Ermilov <ru@nginx.com>
parents: 72
diff changeset
2497 <context>http</context>
89c31b453d40 Sorted directives alphabetically.
Ruslan Ermilov <ru@nginx.com>
parents: 72
diff changeset
2498
89c31b453d40 Sorted directives alphabetically.
Ruslan Ermilov <ru@nginx.com>
parents: 72
diff changeset
2499 <para>
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
2500 Sets the maximum <value>size</value> of the server names hash tables.
966
95c3c3bbf1ce Text review.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 958
diff changeset
2501 The details of setting up hash tables are provided in a separate
659
77a3314c74a7 Avoid the uses of second person.
Ruslan Ermilov <ru@nginx.com>
parents: 651
diff changeset
2502 <link doc="../hash.xml">document</link>.
82
89c31b453d40 Sorted directives alphabetically.
Ruslan Ermilov <ru@nginx.com>
parents: 72
diff changeset
2503 </para>
89c31b453d40 Sorted directives alphabetically.
Ruslan Ermilov <ru@nginx.com>
parents: 72
diff changeset
2504
89c31b453d40 Sorted directives alphabetically.
Ruslan Ermilov <ru@nginx.com>
parents: 72
diff changeset
2505 </directive>
89c31b453d40 Sorted directives alphabetically.
Ruslan Ermilov <ru@nginx.com>
parents: 72
diff changeset
2506
89c31b453d40 Sorted directives alphabetically.
Ruslan Ermilov <ru@nginx.com>
parents: 72
diff changeset
2507
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2508 <directive name="server_tokens">
1680
57c3f36b3b6a Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1665
diff changeset
2509 <syntax>
57c3f36b3b6a Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1665
diff changeset
2510 <literal>on</literal> |
57c3f36b3b6a Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1665
diff changeset
2511 <literal>off</literal> |
57c3f36b3b6a Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1665
diff changeset
2512 <value>string</value></syntax>
102
c76a257f3fd4 The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
parents: 98
diff changeset
2513 <default>on</default>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2514 <context>http</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2515 <context>server</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2516 <context>location</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2517
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2518 <para>
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2519 Enables or disables emitting nginx version in error messages and in the
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2520 <header>Server</header> response header field.
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2521 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2522
1680
57c3f36b3b6a Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1665
diff changeset
2523 <para>
57c3f36b3b6a Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1665
diff changeset
2524 Additionally, as part of our
57c3f36b3b6a Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1665
diff changeset
2525 <commercial_version>commercial subscription</commercial_version>,
57c3f36b3b6a Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1665
diff changeset
2526 starting from version 1.9.13
57c3f36b3b6a Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1665
diff changeset
2527 the signature in error messages and
57c3f36b3b6a Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1665
diff changeset
2528 the <header>Server</header> response header field value
57c3f36b3b6a Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1665
diff changeset
2529 can be set explicitly using the <value>string</value> with variables.
57c3f36b3b6a Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1665
diff changeset
2530 An empty string disables the emission of the <header>Server</header> field.
57c3f36b3b6a Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1665
diff changeset
2531 </para>
57c3f36b3b6a Updated docs for the upcoming NGINX Plus release.
Ruslan Ermilov <ru@nginx.com>
parents: 1665
diff changeset
2532
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2533 </directive>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2534
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2535
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2536 <directive name="tcp_nodelay">
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
2537 <syntax><literal>on</literal> | <literal>off</literal></syntax>
102
c76a257f3fd4 The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
parents: 98
diff changeset
2538 <default>on</default>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2539 <context>http</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2540 <context>server</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2541 <context>location</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2542
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2543 <para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2544 Enables or disables the use of the <c-def>TCP_NODELAY</c-def> option.
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2545 The option is enabled only when a connection is transitioned into the
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2546 keep-alive state.
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2547 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2548
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2549 </directive>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2550
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2551
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2552 <directive name="tcp_nopush">
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
2553 <syntax><literal>on</literal> | <literal>off</literal></syntax>
102
c76a257f3fd4 The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
parents: 98
diff changeset
2554 <default>off</default>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2555 <context>http</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2556 <context>server</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2557 <context>location</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2558
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2559 <para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2560 Enables or disables the use of
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2561 the <c-def>TCP_NOPUSH</c-def> socket option on FreeBSD
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2562 or the <c-def>TCP_CORK</c-def> socket option on Linux.
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2563 The options are enabled only when <link id="sendfile"/> is used.
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2564 Enabling the option allows
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2565 <list type="bullet">
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2566
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2567 <listitem>
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2568 sending the response header and the beginning of a file in one packet,
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2569 on Linux and FreeBSD&nbsp;4.*;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2570 </listitem>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2571
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2572 <listitem>
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2573 sending a file in full packets.
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2574 </listitem>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2575
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2576 </list>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2577 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2578
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2579 </directive>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2580
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2581
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2582 <directive name="try_files">
364
bb51d3e17dd0 Style fixed.
Ruslan Ermilov <ru@nginx.com>
parents: 318
diff changeset
2583 <syntax><value>file</value> ... <value>uri</value></syntax>
bb51d3e17dd0 Style fixed.
Ruslan Ermilov <ru@nginx.com>
parents: 318
diff changeset
2584 <syntax><value>file</value> ... =<value>code</value></syntax>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2585 <default/>
72
0987079ad08f - "try_files" can be specified in the "server" context,
Ruslan Ermilov <ru@nginx.com>
parents: 70
diff changeset
2586 <context>server</context>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2587 <context>location</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2588
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2589 <para>
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2590 Checks the existence of files in the specified order and uses
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2591 the first found file for request processing; the processing
72
0987079ad08f - "try_files" can be specified in the "server" context,
Ruslan Ermilov <ru@nginx.com>
parents: 70
diff changeset
2592 is performed in the current context.
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2593 The path to a file is constructed from the
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
2594 <value>file</value> parameter
174
69c131b0ebe0 Rephrased a sentence about "try_files" so that "alias" isn't called a prefix.
Ruslan Ermilov <ru@nginx.com>
parents: 173
diff changeset
2595 according to the
69c131b0ebe0 Rephrased a sentence about "try_files" so that "alias" isn't called a prefix.
Ruslan Ermilov <ru@nginx.com>
parents: 173
diff changeset
2596 <link id="root"/> and <link id="alias"/> directives.
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2597 It is possible to check directory’s existence by specifying
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
2598 a slash at the end of a name, e.g. “<literal>$uri/</literal>”.
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2599 If none of the files were found, an internal redirect to the
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2600 <value>uri</value> specified in the last parameter is made.
173
6b81a1950ecb Improved on "try_files" documentation:
Ruslan Ermilov <ru@nginx.com>
parents: 172
diff changeset
2601 For example:
6b81a1950ecb Improved on "try_files" documentation:
Ruslan Ermilov <ru@nginx.com>
parents: 172
diff changeset
2602 <example>
6b81a1950ecb Improved on "try_files" documentation:
Ruslan Ermilov <ru@nginx.com>
parents: 172
diff changeset
2603 location /images/ {
6b81a1950ecb Improved on "try_files" documentation:
Ruslan Ermilov <ru@nginx.com>
parents: 172
diff changeset
2604 try_files $uri /images/default.gif;
6b81a1950ecb Improved on "try_files" documentation:
Ruslan Ermilov <ru@nginx.com>
parents: 172
diff changeset
2605 }
6b81a1950ecb Improved on "try_files" documentation:
Ruslan Ermilov <ru@nginx.com>
parents: 172
diff changeset
2606
6b81a1950ecb Improved on "try_files" documentation:
Ruslan Ermilov <ru@nginx.com>
parents: 172
diff changeset
2607 location = /images/default.gif {
6b81a1950ecb Improved on "try_files" documentation:
Ruslan Ermilov <ru@nginx.com>
parents: 172
diff changeset
2608 expires 30s;
6b81a1950ecb Improved on "try_files" documentation:
Ruslan Ermilov <ru@nginx.com>
parents: 172
diff changeset
2609 }
6b81a1950ecb Improved on "try_files" documentation:
Ruslan Ermilov <ru@nginx.com>
parents: 172
diff changeset
2610 </example>
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
2611 The last parameter can also point to a named location,
659
77a3314c74a7 Avoid the uses of second person.
Ruslan Ermilov <ru@nginx.com>
parents: 651
diff changeset
2612 as shown in examples below.
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2613 Starting from version 0.7.51, the last parameter can also be a
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
2614 <value>code</value>:
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2615 <example>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2616 location / {
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2617 try_files $uri $uri/index.html $uri.html =404;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2618 }
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2619 </example>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2620 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2621
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2622 <para>
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2623 Example in proxying Mongrel:
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2624 <example>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2625 location / {
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2626 try_files /system/maintenance.html
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2627 $uri $uri/index.html $uri.html
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2628 @mongrel;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2629 }
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2630
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2631 location @mongrel {
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2632 proxy_pass http://mongrel;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2633 }
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2634 </example>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2635 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2636
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2637 <para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2638 Example for Drupal/FastCGI:
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2639 <example>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2640 location / {
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2641 try_files $uri $uri/ @drupal;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2642 }
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2643
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2644 location ~ \.php$ {
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2645 try_files $uri @drupal;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2646
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2647 fastcgi_pass ...;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2648
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2649 fastcgi_param SCRIPT_FILENAME /path/to$fastcgi_script_name;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2650 fastcgi_param SCRIPT_NAME $fastcgi_script_name;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2651 fastcgi_param QUERY_STRING $args;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2652
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2653 ... other fastcgi_param's
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2654 }
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2655
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2656 location @drupal {
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2657 fastcgi_pass ...;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2658
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2659 fastcgi_param SCRIPT_FILENAME /path/to/index.php;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2660 fastcgi_param SCRIPT_NAME /index.php;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2661 fastcgi_param QUERY_STRING q=$uri&amp;$args;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2662
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2663 ... other fastcgi_param's
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2664 }
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2665 </example>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2666 In the following example,
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2667 <example>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2668 location / {
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2669 try_files $uri $uri/ @drupal;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2670 }
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2671 </example>
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
2672 the <literal>try_files</literal> directive is equivalent to
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2673 <example>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2674 location / {
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2675 error_page 404 = @drupal;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2676 log_not_found off;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2677 }
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2678 </example>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2679 And here,
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2680 <example>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2681 location ~ \.php$ {
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2682 try_files $uri @drupal;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2683
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2684 fastcgi_pass ...;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2685
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2686 fastcgi_param SCRIPT_FILENAME /path/to$fastcgi_script_name;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2687
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2688 ...
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2689 }
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2690 </example>
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
2691 <literal>try_files</literal> checks the existence of the PHP file
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2692 before passing the request to the FastCGI server.
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2693 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2694
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2695 <para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2696 Example for Wordpress and Joomla:
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2697 <example>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2698 location / {
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2699 try_files $uri $uri/ @wordpress;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2700 }
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2701
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2702 location ~ \.php$ {
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2703 try_files $uri @wordpress;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2704
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2705 fastcgi_pass ...;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2706
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2707 fastcgi_param SCRIPT_FILENAME /path/to$fastcgi_script_name;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2708 ... other fastcgi_param's
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2709 }
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2710
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2711 location @wordpress {
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2712 fastcgi_pass ...;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2713
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2714 fastcgi_param SCRIPT_FILENAME /path/to/index.php;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2715 ... other fastcgi_param's
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2716 }
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2717 </example>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2718 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2719
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2720 </directive>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2721
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2722
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2723 <directive name="types">
108
72524ae53106 Explicitly marked directives with the block syntax. Such directives will
Ruslan Ermilov <ru@nginx.com>
parents: 106
diff changeset
2724 <syntax block="yes"/>
102
c76a257f3fd4 The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
parents: 98
diff changeset
2725 <default>
c76a257f3fd4 The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
parents: 98
diff changeset
2726 text/html html;
c76a257f3fd4 The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
parents: 98
diff changeset
2727 image/gif gif;
c76a257f3fd4 The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
parents: 98
diff changeset
2728 image/jpeg jpg;
c76a257f3fd4 The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
parents: 98
diff changeset
2729 </default>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2730 <context>http</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2731 <context>server</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2732 <context>location</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2733
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2734 <para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2735 Maps file name extensions to MIME types of responses.
160
0b65e87daa8a Documented that filename extensions that map to MIME types are
Ruslan Ermilov <ru@nginx.com>
parents: 159
diff changeset
2736 Extensions are case-insensitive.
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2737 Several extensions can be mapped to one type, for example:
160
0b65e87daa8a Documented that filename extensions that map to MIME types are
Ruslan Ermilov <ru@nginx.com>
parents: 159
diff changeset
2738 <example>
0b65e87daa8a Documented that filename extensions that map to MIME types are
Ruslan Ermilov <ru@nginx.com>
parents: 159
diff changeset
2739 types {
0b65e87daa8a Documented that filename extensions that map to MIME types are
Ruslan Ermilov <ru@nginx.com>
parents: 159
diff changeset
2740 application/octet-stream bin exe dll;
0b65e87daa8a Documented that filename extensions that map to MIME types are
Ruslan Ermilov <ru@nginx.com>
parents: 159
diff changeset
2741 application/octet-stream deb;
0b65e87daa8a Documented that filename extensions that map to MIME types are
Ruslan Ermilov <ru@nginx.com>
parents: 159
diff changeset
2742 application/octet-stream dmg;
0b65e87daa8a Documented that filename extensions that map to MIME types are
Ruslan Ermilov <ru@nginx.com>
parents: 159
diff changeset
2743 }
0b65e87daa8a Documented that filename extensions that map to MIME types are
Ruslan Ermilov <ru@nginx.com>
parents: 159
diff changeset
2744 </example>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2745 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2746
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2747 <para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2748 A sufficiently full mapping table is distributed with nginx in the
148
682163f2b298 Unified article/path and module/pathname into a single "path".
Ruslan Ermilov <ru@nginx.com>
parents: 147
diff changeset
2749 <path>conf/mime.types</path> file.
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2750 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2751
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2752 <para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2753 To make a particular location emit the
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
2754 “<literal>application/octet-stream</literal>”
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2755 MIME type for all requests, the following configuration can be used:
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2756 <example>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2757 location /download/ {
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2758 types { }
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2759 default_type application/octet-stream;
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2760 }
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2761 </example>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2762 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2763
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2764 </directive>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2765
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2766
72
0987079ad08f - "try_files" can be specified in the "server" context,
Ruslan Ermilov <ru@nginx.com>
parents: 70
diff changeset
2767 <directive name="types_hash_bucket_size">
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
2768 <syntax><value>size</value></syntax>
1132
8bdb4eb27f48 Documented the new default of "types_hash_bucket_size".
Ruslan Ermilov <ru@nginx.com>
parents: 1110
diff changeset
2769 <default>64</default>
72
0987079ad08f - "try_files" can be specified in the "server" context,
Ruslan Ermilov <ru@nginx.com>
parents: 70
diff changeset
2770 <context>http</context>
0987079ad08f - "try_files" can be specified in the "server" context,
Ruslan Ermilov <ru@nginx.com>
parents: 70
diff changeset
2771 <context>server</context>
0987079ad08f - "try_files" can be specified in the "server" context,
Ruslan Ermilov <ru@nginx.com>
parents: 70
diff changeset
2772 <context>location</context>
0987079ad08f - "try_files" can be specified in the "server" context,
Ruslan Ermilov <ru@nginx.com>
parents: 70
diff changeset
2773
0987079ad08f - "try_files" can be specified in the "server" context,
Ruslan Ermilov <ru@nginx.com>
parents: 70
diff changeset
2774 <para>
0987079ad08f - "try_files" can be specified in the "server" context,
Ruslan Ermilov <ru@nginx.com>
parents: 70
diff changeset
2775 Sets the bucket size for the types hash tables.
966
95c3c3bbf1ce Text review.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 958
diff changeset
2776 The details of setting up hash tables are provided in a separate
659
77a3314c74a7 Avoid the uses of second person.
Ruslan Ermilov <ru@nginx.com>
parents: 651
diff changeset
2777 <link doc="../hash.xml">document</link>.
1132
8bdb4eb27f48 Documented the new default of "types_hash_bucket_size".
Ruslan Ermilov <ru@nginx.com>
parents: 1110
diff changeset
2778 <note>
8bdb4eb27f48 Documented the new default of "types_hash_bucket_size".
Ruslan Ermilov <ru@nginx.com>
parents: 1110
diff changeset
2779 Prior to version 1.5.13,
8bdb4eb27f48 Documented the new default of "types_hash_bucket_size".
Ruslan Ermilov <ru@nginx.com>
parents: 1110
diff changeset
2780 the default value depended on the size of the processor’s cache line.
8bdb4eb27f48 Documented the new default of "types_hash_bucket_size".
Ruslan Ermilov <ru@nginx.com>
parents: 1110
diff changeset
2781 </note>
72
0987079ad08f - "try_files" can be specified in the "server" context,
Ruslan Ermilov <ru@nginx.com>
parents: 70
diff changeset
2782 </para>
0987079ad08f - "try_files" can be specified in the "server" context,
Ruslan Ermilov <ru@nginx.com>
parents: 70
diff changeset
2783
0987079ad08f - "try_files" can be specified in the "server" context,
Ruslan Ermilov <ru@nginx.com>
parents: 70
diff changeset
2784 </directive>
0987079ad08f - "try_files" can be specified in the "server" context,
Ruslan Ermilov <ru@nginx.com>
parents: 70
diff changeset
2785
0987079ad08f - "try_files" can be specified in the "server" context,
Ruslan Ermilov <ru@nginx.com>
parents: 70
diff changeset
2786
0987079ad08f - "try_files" can be specified in the "server" context,
Ruslan Ermilov <ru@nginx.com>
parents: 70
diff changeset
2787 <directive name="types_hash_max_size">
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
2788 <syntax><value>size</value></syntax>
102
c76a257f3fd4 The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
parents: 98
diff changeset
2789 <default>1024</default>
72
0987079ad08f - "try_files" can be specified in the "server" context,
Ruslan Ermilov <ru@nginx.com>
parents: 70
diff changeset
2790 <context>http</context>
0987079ad08f - "try_files" can be specified in the "server" context,
Ruslan Ermilov <ru@nginx.com>
parents: 70
diff changeset
2791 <context>server</context>
0987079ad08f - "try_files" can be specified in the "server" context,
Ruslan Ermilov <ru@nginx.com>
parents: 70
diff changeset
2792 <context>location</context>
0987079ad08f - "try_files" can be specified in the "server" context,
Ruslan Ermilov <ru@nginx.com>
parents: 70
diff changeset
2793
0987079ad08f - "try_files" can be specified in the "server" context,
Ruslan Ermilov <ru@nginx.com>
parents: 70
diff changeset
2794 <para>
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
2795 Sets the maximum <value>size</value> of the types hash tables.
966
95c3c3bbf1ce Text review.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 958
diff changeset
2796 The details of setting up hash tables are provided in a separate
659
77a3314c74a7 Avoid the uses of second person.
Ruslan Ermilov <ru@nginx.com>
parents: 651
diff changeset
2797 <link doc="../hash.xml">document</link>.
72
0987079ad08f - "try_files" can be specified in the "server" context,
Ruslan Ermilov <ru@nginx.com>
parents: 70
diff changeset
2798 </para>
0987079ad08f - "try_files" can be specified in the "server" context,
Ruslan Ermilov <ru@nginx.com>
parents: 70
diff changeset
2799
0987079ad08f - "try_files" can be specified in the "server" context,
Ruslan Ermilov <ru@nginx.com>
parents: 70
diff changeset
2800 </directive>
0987079ad08f - "try_files" can be specified in the "server" context,
Ruslan Ermilov <ru@nginx.com>
parents: 70
diff changeset
2801
0987079ad08f - "try_files" can be specified in the "server" context,
Ruslan Ermilov <ru@nginx.com>
parents: 70
diff changeset
2802
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2803 <directive name="underscores_in_headers">
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
2804 <syntax><literal>on</literal> | <literal>off</literal></syntax>
102
c76a257f3fd4 The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
parents: 98
diff changeset
2805 <default>off</default>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2806 <context>http</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2807 <context>server</context>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2808
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2809 <para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2810 Enables or disables the use of underscores in client request header fields.
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2811 When the use of underscores is disabled, request header fields whose names
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2812 contain underscores are
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2813 marked as invalid and become subject to the
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2814 <link id="ignore_invalid_headers"/> directive.
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2815 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2816
426
1d6dc85ed324 Specifying "ignore_invalid_headers" or "underscores_in_headers" on the
Ruslan Ermilov <ru@nginx.com>
parents: 419
diff changeset
2817 <para>
1023
375055da60fa Improved wording of merge_slashes etc. (ticket #448).
Maxim Dounin <mdounin@mdounin.ru>
parents: 1022
diff changeset
2818 If the directive is specified on the <link id="server"/> level,
375055da60fa Improved wording of merge_slashes etc. (ticket #448).
Maxim Dounin <mdounin@mdounin.ru>
parents: 1022
diff changeset
2819 its value is only used if a server is a default one.
375055da60fa Improved wording of merge_slashes etc. (ticket #448).
Maxim Dounin <mdounin@mdounin.ru>
parents: 1022
diff changeset
2820 The value specified also applies to all virtual servers
442
b423d725a932 Try to emphasize that "underscores_in_headers" and "merge_slashes",
Ruslan Ermilov <ru@nginx.com>
parents: 438
diff changeset
2821 listening on the same address and port.
426
1d6dc85ed324 Specifying "ignore_invalid_headers" or "underscores_in_headers" on the
Ruslan Ermilov <ru@nginx.com>
parents: 419
diff changeset
2822 </para>
1d6dc85ed324 Specifying "ignore_invalid_headers" or "underscores_in_headers" on the
Ruslan Ermilov <ru@nginx.com>
parents: 419
diff changeset
2823
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2824 </directive>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2825
72
0987079ad08f - "try_files" can be specified in the "server" context,
Ruslan Ermilov <ru@nginx.com>
parents: 70
diff changeset
2826
0987079ad08f - "try_files" can be specified in the "server" context,
Ruslan Ermilov <ru@nginx.com>
parents: 70
diff changeset
2827 <directive name="variables_hash_bucket_size">
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
2828 <syntax><value>size</value></syntax>
102
c76a257f3fd4 The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
parents: 98
diff changeset
2829 <default>64</default>
72
0987079ad08f - "try_files" can be specified in the "server" context,
Ruslan Ermilov <ru@nginx.com>
parents: 70
diff changeset
2830 <context>http</context>
0987079ad08f - "try_files" can be specified in the "server" context,
Ruslan Ermilov <ru@nginx.com>
parents: 70
diff changeset
2831
0987079ad08f - "try_files" can be specified in the "server" context,
Ruslan Ermilov <ru@nginx.com>
parents: 70
diff changeset
2832 <para>
0987079ad08f - "try_files" can be specified in the "server" context,
Ruslan Ermilov <ru@nginx.com>
parents: 70
diff changeset
2833 Sets the bucket size for the variables hash table.
966
95c3c3bbf1ce Text review.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 958
diff changeset
2834 The details of setting up hash tables are provided in a separate
659
77a3314c74a7 Avoid the uses of second person.
Ruslan Ermilov <ru@nginx.com>
parents: 651
diff changeset
2835 <link doc="../hash.xml">document</link>.
72
0987079ad08f - "try_files" can be specified in the "server" context,
Ruslan Ermilov <ru@nginx.com>
parents: 70
diff changeset
2836 </para>
0987079ad08f - "try_files" can be specified in the "server" context,
Ruslan Ermilov <ru@nginx.com>
parents: 70
diff changeset
2837
0987079ad08f - "try_files" can be specified in the "server" context,
Ruslan Ermilov <ru@nginx.com>
parents: 70
diff changeset
2838 </directive>
0987079ad08f - "try_files" can be specified in the "server" context,
Ruslan Ermilov <ru@nginx.com>
parents: 70
diff changeset
2839
0987079ad08f - "try_files" can be specified in the "server" context,
Ruslan Ermilov <ru@nginx.com>
parents: 70
diff changeset
2840
0987079ad08f - "try_files" can be specified in the "server" context,
Ruslan Ermilov <ru@nginx.com>
parents: 70
diff changeset
2841 <directive name="variables_hash_max_size">
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
2842 <syntax><value>size</value></syntax>
1108
a0543e9213e7 New default value for the variables_hash_max_size directive.
Andrei Belov <defan@nginx.com>
parents: 1101
diff changeset
2843 <default>1024</default>
72
0987079ad08f - "try_files" can be specified in the "server" context,
Ruslan Ermilov <ru@nginx.com>
parents: 70
diff changeset
2844 <context>http</context>
0987079ad08f - "try_files" can be specified in the "server" context,
Ruslan Ermilov <ru@nginx.com>
parents: 70
diff changeset
2845
0987079ad08f - "try_files" can be specified in the "server" context,
Ruslan Ermilov <ru@nginx.com>
parents: 70
diff changeset
2846 <para>
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
2847 Sets the maximum <value>size</value> of the variables hash table.
966
95c3c3bbf1ce Text review.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 958
diff changeset
2848 The details of setting up hash tables are provided in a separate
659
77a3314c74a7 Avoid the uses of second person.
Ruslan Ermilov <ru@nginx.com>
parents: 651
diff changeset
2849 <link doc="../hash.xml">document</link>.
1108
a0543e9213e7 New default value for the variables_hash_max_size directive.
Andrei Belov <defan@nginx.com>
parents: 1101
diff changeset
2850 <note>
a0543e9213e7 New default value for the variables_hash_max_size directive.
Andrei Belov <defan@nginx.com>
parents: 1101
diff changeset
2851 Prior to version 1.5.13, the default value was 512.
a0543e9213e7 New default value for the variables_hash_max_size directive.
Andrei Belov <defan@nginx.com>
parents: 1101
diff changeset
2852 </note>
1110
4a4fe2d79d14 a0543e9213e7 nit fixed: "note" block moved inside "para".
Maxim Konovalov <maxim@nginx.com>
parents: 1108
diff changeset
2853 </para>
72
0987079ad08f - "try_files" can be specified in the "server" context,
Ruslan Ermilov <ru@nginx.com>
parents: 70
diff changeset
2854
0987079ad08f - "try_files" can be specified in the "server" context,
Ruslan Ermilov <ru@nginx.com>
parents: 70
diff changeset
2855 </directive>
0987079ad08f - "try_files" can be specified in the "server" context,
Ruslan Ermilov <ru@nginx.com>
parents: 70
diff changeset
2856
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2857 </section>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2858
364
bb51d3e17dd0 Style fixed.
Ruslan Ermilov <ru@nginx.com>
parents: 318
diff changeset
2859
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2860 <section id="variables" name="Embedded Variables">
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2861
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2862 <para>
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2863 The <literal>ngx_http_core_module</literal> module supports embedded variables
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2864 with names matching the Apache Server variables.
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2865 First of all, these are variables representing client request header
82
89c31b453d40 Sorted directives alphabetically.
Ruslan Ermilov <ru@nginx.com>
parents: 72
diff changeset
2866 fields, such as <var>$http_user_agent</var>, <var>$http_cookie</var>,
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2867 and so on.
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2868 Also there are other variables:
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2869 <list type="tag">
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2870
768
f63b7fa3bf17 Added "id" attributes to http core module variables.
Vladimir Homutov <vl@nginx.com>
parents: 767
diff changeset
2871 <tag-name id="var_arg_"><var>$arg_</var><value>name</value></tag-name>
83
e8ed74d3fa0e Sorted variables alphabetically.
Ruslan Ermilov <ru@nginx.com>
parents: 82
diff changeset
2872 <tag-desc>
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
2873 argument <value>name</value> in the request line
83
e8ed74d3fa0e Sorted variables alphabetically.
Ruslan Ermilov <ru@nginx.com>
parents: 82
diff changeset
2874 </tag-desc>
e8ed74d3fa0e Sorted variables alphabetically.
Ruslan Ermilov <ru@nginx.com>
parents: 82
diff changeset
2875
768
f63b7fa3bf17 Added "id" attributes to http core module variables.
Vladimir Homutov <vl@nginx.com>
parents: 767
diff changeset
2876 <tag-name id="var_args"><var>$args</var></tag-name>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2877 <tag-desc>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2878 arguments in the request line
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2879 </tag-desc>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2880
768
f63b7fa3bf17 Added "id" attributes to http core module variables.
Vladimir Homutov <vl@nginx.com>
parents: 767
diff changeset
2881 <tag-name id="var_binary_remote_addr"><var>$binary_remote_addr</var></tag-name>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2882 <tag-desc>
625
af3f38e349eb Removed terminal whitespace and fixed apostrophes used.
Ruslan Ermilov <ru@nginx.com>
parents: 617
diff changeset
2883 client address in a binary form, value’s length is always 4 bytes
1699
6c96a644b0b3 Corrected description of $binary_remote_addr and saved state.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1692
diff changeset
2884 for IPv4 addresses or 16 bytes for IPv6 addresses
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2885 </tag-desc>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2886
768
f63b7fa3bf17 Added "id" attributes to http core module variables.
Vladimir Homutov <vl@nginx.com>
parents: 767
diff changeset
2887 <tag-name id="var_body_bytes_sent"><var>$body_bytes_sent</var></tag-name>
86
341dc6392e8a Documented $body_bytes_sent, $nginx_version, $request, and $sent_http_*.
Ruslan Ermilov <ru@nginx.com>
parents: 83
diff changeset
2888 <tag-desc>
769
d71e56d56ada Documented variables relocations between http log and core modules.
Vladimir Homutov <vl@nginx.com>
parents: 768
diff changeset
2889 number of bytes sent to a client, not counting the response header;
d71e56d56ada Documented variables relocations between http log and core modules.
Vladimir Homutov <vl@nginx.com>
parents: 768
diff changeset
2890 this variable is compatible with the “<literal>%B</literal>” parameter of the
d71e56d56ada Documented variables relocations between http log and core modules.
Vladimir Homutov <vl@nginx.com>
parents: 768
diff changeset
2891 <literal>mod_log_config</literal>
d71e56d56ada Documented variables relocations between http log and core modules.
Vladimir Homutov <vl@nginx.com>
parents: 768
diff changeset
2892 Apache module
d71e56d56ada Documented variables relocations between http log and core modules.
Vladimir Homutov <vl@nginx.com>
parents: 768
diff changeset
2893 </tag-desc>
d71e56d56ada Documented variables relocations between http log and core modules.
Vladimir Homutov <vl@nginx.com>
parents: 768
diff changeset
2894
d71e56d56ada Documented variables relocations between http log and core modules.
Vladimir Homutov <vl@nginx.com>
parents: 768
diff changeset
2895 <tag-name id="var_bytes_sent"><var>$bytes_sent</var></tag-name>
d71e56d56ada Documented variables relocations between http log and core modules.
Vladimir Homutov <vl@nginx.com>
parents: 768
diff changeset
2896 <tag-desc>
d71e56d56ada Documented variables relocations between http log and core modules.
Vladimir Homutov <vl@nginx.com>
parents: 768
diff changeset
2897 number of bytes sent to a client (1.3.8, 1.2.5)
d71e56d56ada Documented variables relocations between http log and core modules.
Vladimir Homutov <vl@nginx.com>
parents: 768
diff changeset
2898 </tag-desc>
d71e56d56ada Documented variables relocations between http log and core modules.
Vladimir Homutov <vl@nginx.com>
parents: 768
diff changeset
2899
d71e56d56ada Documented variables relocations between http log and core modules.
Vladimir Homutov <vl@nginx.com>
parents: 768
diff changeset
2900 <tag-name id="var_connection"><var>$connection</var></tag-name>
d71e56d56ada Documented variables relocations between http log and core modules.
Vladimir Homutov <vl@nginx.com>
parents: 768
diff changeset
2901 <tag-desc>
d71e56d56ada Documented variables relocations between http log and core modules.
Vladimir Homutov <vl@nginx.com>
parents: 768
diff changeset
2902 connection serial number (1.3.8, 1.2.5)
d71e56d56ada Documented variables relocations between http log and core modules.
Vladimir Homutov <vl@nginx.com>
parents: 768
diff changeset
2903 </tag-desc>
d71e56d56ada Documented variables relocations between http log and core modules.
Vladimir Homutov <vl@nginx.com>
parents: 768
diff changeset
2904
d71e56d56ada Documented variables relocations between http log and core modules.
Vladimir Homutov <vl@nginx.com>
parents: 768
diff changeset
2905 <tag-name id="var_connection_requests"><var>$connection_requests</var></tag-name>
d71e56d56ada Documented variables relocations between http log and core modules.
Vladimir Homutov <vl@nginx.com>
parents: 768
diff changeset
2906 <tag-desc>
d71e56d56ada Documented variables relocations between http log and core modules.
Vladimir Homutov <vl@nginx.com>
parents: 768
diff changeset
2907 current number of requests made through a connection (1.3.8, 1.2.5)
86
341dc6392e8a Documented $body_bytes_sent, $nginx_version, $request, and $sent_http_*.
Ruslan Ermilov <ru@nginx.com>
parents: 83
diff changeset
2908 </tag-desc>
341dc6392e8a Documented $body_bytes_sent, $nginx_version, $request, and $sent_http_*.
Ruslan Ermilov <ru@nginx.com>
parents: 83
diff changeset
2909
768
f63b7fa3bf17 Added "id" attributes to http core module variables.
Vladimir Homutov <vl@nginx.com>
parents: 767
diff changeset
2910 <tag-name id="var_content_length"><var>$content_length</var></tag-name>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2911 <tag-desc>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2912 <header>Content-Length</header> request header field
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2913 </tag-desc>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2914
768
f63b7fa3bf17 Added "id" attributes to http core module variables.
Vladimir Homutov <vl@nginx.com>
parents: 767
diff changeset
2915 <tag-name id="var_content_type"><var>$content_type</var></tag-name>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2916 <tag-desc>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2917 <header>Content-Type</header> request header field
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2918 </tag-desc>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2919
768
f63b7fa3bf17 Added "id" attributes to http core module variables.
Vladimir Homutov <vl@nginx.com>
parents: 767
diff changeset
2920 <tag-name id="var_cookie_"><var>$cookie_</var><value>name</value></tag-name>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2921 <tag-desc>
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
2922 the <value>name</value> cookie
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2923 </tag-desc>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2924
768
f63b7fa3bf17 Added "id" attributes to http core module variables.
Vladimir Homutov <vl@nginx.com>
parents: 767
diff changeset
2925 <tag-name id="var_document_root"><var>$document_root</var></tag-name>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2926 <tag-desc>
625
af3f38e349eb Removed terminal whitespace and fixed apostrophes used.
Ruslan Ermilov <ru@nginx.com>
parents: 617
diff changeset
2927 <link id="root"/> or <link id="alias"/> directive’s value
436
3a9f39341c7c - Documented the "from" parameter of the "disable_symlinks" directive,
Ruslan Ermilov <ru@nginx.com>
parents: 429
diff changeset
2928 for the current request
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2929 </tag-desc>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2930
768
f63b7fa3bf17 Added "id" attributes to http core module variables.
Vladimir Homutov <vl@nginx.com>
parents: 767
diff changeset
2931 <tag-name id="var_document_uri"><var>$document_uri</var></tag-name>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2932 <tag-desc>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2933 same as <var>$uri</var>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2934 </tag-desc>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2935
768
f63b7fa3bf17 Added "id" attributes to http core module variables.
Vladimir Homutov <vl@nginx.com>
parents: 767
diff changeset
2936 <tag-name id="var_host"><var>$host</var></tag-name>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2937 <tag-desc>
940
ded8f4a5de28 Corrected description of the $host variable.
Ruslan Ermilov <ru@nginx.com>
parents: 914
diff changeset
2938 in this order of precedence:
ded8f4a5de28 Corrected description of the $host variable.
Ruslan Ermilov <ru@nginx.com>
parents: 914
diff changeset
2939 host name from the request line, or
ded8f4a5de28 Corrected description of the $host variable.
Ruslan Ermilov <ru@nginx.com>
parents: 914
diff changeset
2940 host name from the <header>Host</header> request header field, or
ded8f4a5de28 Corrected description of the $host variable.
Ruslan Ermilov <ru@nginx.com>
parents: 914
diff changeset
2941 the server name matching a request
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2942 </tag-desc>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2943
768
f63b7fa3bf17 Added "id" attributes to http core module variables.
Vladimir Homutov <vl@nginx.com>
parents: 767
diff changeset
2944 <tag-name id="var_hostname"><var>$hostname</var></tag-name>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2945 <tag-desc>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2946 host name
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2947 </tag-desc>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2948
768
f63b7fa3bf17 Added "id" attributes to http core module variables.
Vladimir Homutov <vl@nginx.com>
parents: 767
diff changeset
2949 <tag-name id="var_http_"><var>$http_</var><value>name</value></tag-name>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2950 <tag-desc>
448
92672f6f0ee1 Elaborated on $http_* and $sent_http_* syntax.
Ruslan Ermilov <ru@nginx.com>
parents: 442
diff changeset
2951 arbitrary request header field;
92672f6f0ee1 Elaborated on $http_* and $sent_http_* syntax.
Ruslan Ermilov <ru@nginx.com>
parents: 442
diff changeset
2952 the last part of a variable name is the field name converted
92672f6f0ee1 Elaborated on $http_* and $sent_http_* syntax.
Ruslan Ermilov <ru@nginx.com>
parents: 442
diff changeset
2953 to lower case with dashes replaced by underscores
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2954 </tag-desc>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2955
768
f63b7fa3bf17 Added "id" attributes to http core module variables.
Vladimir Homutov <vl@nginx.com>
parents: 767
diff changeset
2956 <tag-name id="var_https"><var>$https</var></tag-name>
234
ad26f0ae970f Documented the $https variable.
Ruslan Ermilov <ru@nginx.com>
parents: 225
diff changeset
2957 <tag-desc>
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
2958 “<literal>on</literal>”
234
ad26f0ae970f Documented the $https variable.
Ruslan Ermilov <ru@nginx.com>
parents: 225
diff changeset
2959 if connection operates in SSL mode,
ad26f0ae970f Documented the $https variable.
Ruslan Ermilov <ru@nginx.com>
parents: 225
diff changeset
2960 or an empty string otherwise
ad26f0ae970f Documented the $https variable.
Ruslan Ermilov <ru@nginx.com>
parents: 225
diff changeset
2961 </tag-desc>
ad26f0ae970f Documented the $https variable.
Ruslan Ermilov <ru@nginx.com>
parents: 225
diff changeset
2962
768
f63b7fa3bf17 Added "id" attributes to http core module variables.
Vladimir Homutov <vl@nginx.com>
parents: 767
diff changeset
2963 <tag-name id="var_is_args"><var>$is_args</var></tag-name>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2964 <tag-desc>
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
2965 “<literal>?</literal>” if a request line has arguments,
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2966 or an empty string otherwise
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2967 </tag-desc>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2968
768
f63b7fa3bf17 Added "id" attributes to http core module variables.
Vladimir Homutov <vl@nginx.com>
parents: 767
diff changeset
2969 <tag-name id="var_limit_rate"><var>$limit_rate</var></tag-name>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2970 <tag-desc>
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2971 setting this variable enables response rate limiting;
767
1bb8b733416a Clarified the description of the limit_rate directive
Ruslan Ermilov <ru@nginx.com>
parents: 747
diff changeset
2972 see <link id="limit_rate"/>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2973 </tag-desc>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2974
771
47ad88faaa3f $msec and $request_time have become generic variables in 1.3.9.
Ruslan Ermilov <ru@nginx.com>
parents: 769
diff changeset
2975 <tag-name id="var_msec"><var>$msec</var></tag-name>
47ad88faaa3f $msec and $request_time have become generic variables in 1.3.9.
Ruslan Ermilov <ru@nginx.com>
parents: 769
diff changeset
2976 <tag-desc>
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
2977 current time in seconds with the milliseconds resolution (1.3.9, 1.2.6)
771
47ad88faaa3f $msec and $request_time have become generic variables in 1.3.9.
Ruslan Ermilov <ru@nginx.com>
parents: 769
diff changeset
2978 </tag-desc>
47ad88faaa3f $msec and $request_time have become generic variables in 1.3.9.
Ruslan Ermilov <ru@nginx.com>
parents: 769
diff changeset
2979
768
f63b7fa3bf17 Added "id" attributes to http core module variables.
Vladimir Homutov <vl@nginx.com>
parents: 767
diff changeset
2980 <tag-name id="var_nginx_version"><var>$nginx_version</var></tag-name>
86
341dc6392e8a Documented $body_bytes_sent, $nginx_version, $request, and $sent_http_*.
Ruslan Ermilov <ru@nginx.com>
parents: 83
diff changeset
2981 <tag-desc>
341dc6392e8a Documented $body_bytes_sent, $nginx_version, $request, and $sent_http_*.
Ruslan Ermilov <ru@nginx.com>
parents: 83
diff changeset
2982 nginx version
341dc6392e8a Documented $body_bytes_sent, $nginx_version, $request, and $sent_http_*.
Ruslan Ermilov <ru@nginx.com>
parents: 83
diff changeset
2983 </tag-desc>
341dc6392e8a Documented $body_bytes_sent, $nginx_version, $request, and $sent_http_*.
Ruslan Ermilov <ru@nginx.com>
parents: 83
diff changeset
2984
768
f63b7fa3bf17 Added "id" attributes to http core module variables.
Vladimir Homutov <vl@nginx.com>
parents: 767
diff changeset
2985 <tag-name id="var_pid"><var>$pid</var></tag-name>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2986 <tag-desc>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2987 PID of the worker process
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2988 </tag-desc>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
2989
826
ddd22f571529 Variables $pipe, $request_length, $time_iso8601, and $time_local.
Ruslan Ermilov <ru@nginx.com>
parents: 810
diff changeset
2990 <tag-name id="var_pipe"><var>$pipe</var></tag-name>
ddd22f571529 Variables $pipe, $request_length, $time_iso8601, and $time_local.
Ruslan Ermilov <ru@nginx.com>
parents: 810
diff changeset
2991 <tag-desc>
ddd22f571529 Variables $pipe, $request_length, $time_iso8601, and $time_local.
Ruslan Ermilov <ru@nginx.com>
parents: 810
diff changeset
2992 “<literal>p</literal>” if request was pipelined, “<literal>.</literal>”
840
9dab69f2b71d Documented nginx 1.2.7 changes.
Ruslan Ermilov <ru@nginx.com>
parents: 835
diff changeset
2993 otherwise (1.3.12, 1.2.7)
826
ddd22f571529 Variables $pipe, $request_length, $time_iso8601, and $time_local.
Ruslan Ermilov <ru@nginx.com>
parents: 810
diff changeset
2994 </tag-desc>
ddd22f571529 Variables $pipe, $request_length, $time_iso8601, and $time_local.
Ruslan Ermilov <ru@nginx.com>
parents: 810
diff changeset
2995
1097
eeb690d4212b Documented the PROXY protocol support.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1037
diff changeset
2996 <tag-name id="var_proxy_protocol_addr"><var>$proxy_protocol_addr</var></tag-name>
eeb690d4212b Documented the PROXY protocol support.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1037
diff changeset
2997 <tag-desc>
eeb690d4212b Documented the PROXY protocol support.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1037
diff changeset
2998 client address from the PROXY protocol header, or an empty string otherwise
eeb690d4212b Documented the PROXY protocol support.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1037
diff changeset
2999 (1.5.12)
eeb690d4212b Documented the PROXY protocol support.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1037
diff changeset
3000 <para>
eeb690d4212b Documented the PROXY protocol support.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1037
diff changeset
3001 The PROXY protocol must be previously enabled by setting the
eeb690d4212b Documented the PROXY protocol support.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1037
diff changeset
3002 <literal>proxy_protocol</literal> parameter
eeb690d4212b Documented the PROXY protocol support.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1037
diff changeset
3003 in the <link id="listen"/> directive.
eeb690d4212b Documented the PROXY protocol support.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1037
diff changeset
3004 </para>
eeb690d4212b Documented the PROXY protocol support.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1037
diff changeset
3005 </tag-desc>
eeb690d4212b Documented the PROXY protocol support.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1037
diff changeset
3006
1704
792478434bb1 Documented the $proxy_protocol_port variable.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1699
diff changeset
3007 <tag-name id="var_proxy_protocol_port"><var>$proxy_protocol_port</var></tag-name>
792478434bb1 Documented the $proxy_protocol_port variable.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1699
diff changeset
3008 <tag-desc>
792478434bb1 Documented the $proxy_protocol_port variable.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1699
diff changeset
3009 client port from the PROXY protocol header, or an empty string otherwise
792478434bb1 Documented the $proxy_protocol_port variable.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1699
diff changeset
3010 (1.11.0)
792478434bb1 Documented the $proxy_protocol_port variable.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1699
diff changeset
3011 <para>
792478434bb1 Documented the $proxy_protocol_port variable.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1699
diff changeset
3012 The PROXY protocol must be previously enabled by setting the
792478434bb1 Documented the $proxy_protocol_port variable.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1699
diff changeset
3013 <literal>proxy_protocol</literal> parameter
792478434bb1 Documented the $proxy_protocol_port variable.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1699
diff changeset
3014 in the <link id="listen"/> directive.
792478434bb1 Documented the $proxy_protocol_port variable.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1699
diff changeset
3015 </para>
792478434bb1 Documented the $proxy_protocol_port variable.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1699
diff changeset
3016 </tag-desc>
792478434bb1 Documented the $proxy_protocol_port variable.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1699
diff changeset
3017
768
f63b7fa3bf17 Added "id" attributes to http core module variables.
Vladimir Homutov <vl@nginx.com>
parents: 767
diff changeset
3018 <tag-name id="var_query_string"><var>$query_string</var></tag-name>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3019 <tag-desc>
83
e8ed74d3fa0e Sorted variables alphabetically.
Ruslan Ermilov <ru@nginx.com>
parents: 82
diff changeset
3020 same as <var>$args</var>
e8ed74d3fa0e Sorted variables alphabetically.
Ruslan Ermilov <ru@nginx.com>
parents: 82
diff changeset
3021 </tag-desc>
e8ed74d3fa0e Sorted variables alphabetically.
Ruslan Ermilov <ru@nginx.com>
parents: 82
diff changeset
3022
768
f63b7fa3bf17 Added "id" attributes to http core module variables.
Vladimir Homutov <vl@nginx.com>
parents: 767
diff changeset
3023 <tag-name id="var_realpath_root"><var>$realpath_root</var></tag-name>
83
e8ed74d3fa0e Sorted variables alphabetically.
Ruslan Ermilov <ru@nginx.com>
parents: 82
diff changeset
3024 <tag-desc>
436
3a9f39341c7c - Documented the "from" parameter of the "disable_symlinks" directive,
Ruslan Ermilov <ru@nginx.com>
parents: 429
diff changeset
3025 an absolute pathname corresponding to the
625
af3f38e349eb Removed terminal whitespace and fixed apostrophes used.
Ruslan Ermilov <ru@nginx.com>
parents: 617
diff changeset
3026 <link id="root"/> or <link id="alias"/> directive’s value
436
3a9f39341c7c - Documented the "from" parameter of the "disable_symlinks" directive,
Ruslan Ermilov <ru@nginx.com>
parents: 429
diff changeset
3027 for the current request,
3a9f39341c7c - Documented the "from" parameter of the "disable_symlinks" directive,
Ruslan Ermilov <ru@nginx.com>
parents: 429
diff changeset
3028 with all symbolic links resolved to real paths
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3029 </tag-desc>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3030
768
f63b7fa3bf17 Added "id" attributes to http core module variables.
Vladimir Homutov <vl@nginx.com>
parents: 767
diff changeset
3031 <tag-name id="var_remote_addr"><var>$remote_addr</var></tag-name>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3032 <tag-desc>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3033 client address
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3034 </tag-desc>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3035
768
f63b7fa3bf17 Added "id" attributes to http core module variables.
Vladimir Homutov <vl@nginx.com>
parents: 767
diff changeset
3036 <tag-name id="var_remote_port"><var>$remote_port</var></tag-name>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3037 <tag-desc>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3038 client port
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3039 </tag-desc>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3040
768
f63b7fa3bf17 Added "id" attributes to http core module variables.
Vladimir Homutov <vl@nginx.com>
parents: 767
diff changeset
3041 <tag-name id="var_remote_user"><var>$remote_user</var></tag-name>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3042 <tag-desc>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3043 user name supplied with the Basic authentication
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3044 </tag-desc>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3045
768
f63b7fa3bf17 Added "id" attributes to http core module variables.
Vladimir Homutov <vl@nginx.com>
parents: 767
diff changeset
3046 <tag-name id="var_request"><var>$request</var></tag-name>
86
341dc6392e8a Documented $body_bytes_sent, $nginx_version, $request, and $sent_http_*.
Ruslan Ermilov <ru@nginx.com>
parents: 83
diff changeset
3047 <tag-desc>
341dc6392e8a Documented $body_bytes_sent, $nginx_version, $request, and $sent_http_*.
Ruslan Ermilov <ru@nginx.com>
parents: 83
diff changeset
3048 full original request line
341dc6392e8a Documented $body_bytes_sent, $nginx_version, $request, and $sent_http_*.
Ruslan Ermilov <ru@nginx.com>
parents: 83
diff changeset
3049 </tag-desc>
341dc6392e8a Documented $body_bytes_sent, $nginx_version, $request, and $sent_http_*.
Ruslan Ermilov <ru@nginx.com>
parents: 83
diff changeset
3050
768
f63b7fa3bf17 Added "id" attributes to http core module variables.
Vladimir Homutov <vl@nginx.com>
parents: 767
diff changeset
3051 <tag-name id="var_request_body"><var>$request_body</var></tag-name>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3052 <tag-desc>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3053 request body
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3054 <para>
625
af3f38e349eb Removed terminal whitespace and fixed apostrophes used.
Ruslan Ermilov <ru@nginx.com>
parents: 617
diff changeset
3055 The variable’s value is made available in locations
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3056 processed by the
1181
b8f0362f61e5 Added links to scgi.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1151
diff changeset
3057 <link doc="ngx_http_proxy_module.xml" id="proxy_pass"/>,
b8f0362f61e5 Added links to scgi.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1151
diff changeset
3058 <link doc="ngx_http_fastcgi_module.xml" id="fastcgi_pass"/>,
1194
9264fdb6c833 Added links to uwsgi.
Ruslan Ermilov <ru@nginx.com>
parents: 1181
diff changeset
3059 <link doc="ngx_http_uwsgi_module.xml" id="uwsgi_pass"/>,
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3060 and
1181
b8f0362f61e5 Added links to scgi.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1151
diff changeset
3061 <link doc="ngx_http_scgi_module.xml" id="scgi_pass"/>
1732
5eb54b170c74 Clarified cases when $request_body is not empty.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1721
diff changeset
3062 directives when the request body was read to
5eb54b170c74 Clarified cases when $request_body is not empty.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1721
diff changeset
3063 a <link id="client_body_buffer_size">memory buffer</link>.
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3064 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3065 </tag-desc>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3066
768
f63b7fa3bf17 Added "id" attributes to http core module variables.
Vladimir Homutov <vl@nginx.com>
parents: 767
diff changeset
3067 <tag-name id="var_request_body_file"><var>$request_body_file</var></tag-name>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3068 <tag-desc>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3069 name of a temporary file with the request body
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3070 <para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3071 At the end of processing, the file needs to be removed.
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
3072 To always write the request body to a file,
406
98dac2bd7598 Links with mixed underscores and spaces were hard to read, eliminated them.
Ruslan Ermilov <ru@nginx.com>
parents: 400
diff changeset
3073 <link id="client_body_in_file_only"/> needs to be enabled.
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
3074 When the name of a temporary file is passed in a proxied request
1194
9264fdb6c833 Added links to uwsgi.
Ruslan Ermilov <ru@nginx.com>
parents: 1181
diff changeset
3075 or in a request to a FastCGI/uwsgi/SCGI server,
958
fd1f8e0a405e Text review of ngx_http_core_module.
Egor Nikitin <yegor.nikitin@gmail.com>
parents: 941
diff changeset
3076 passing the request body should be disabled by the
246
6bfacf7124c6 Minor tweaks.
Ruslan Ermilov <ru@nginx.com>
parents: 244
diff changeset
3077 <link doc="ngx_http_proxy_module.xml" id="proxy_pass_request_body">
1181
b8f0362f61e5 Added links to scgi.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1151
diff changeset
3078 proxy_pass_request_body off</link>,
246
6bfacf7124c6 Minor tweaks.
Ruslan Ermilov <ru@nginx.com>
parents: 244
diff changeset
3079 <link doc="ngx_http_fastcgi_module.xml" id="fastcgi_pass_request_body">
1194
9264fdb6c833 Added links to uwsgi.
Ruslan Ermilov <ru@nginx.com>
parents: 1181
diff changeset
3080 fastcgi_pass_request_body off</link>,
9264fdb6c833 Added links to uwsgi.
Ruslan Ermilov <ru@nginx.com>
parents: 1181
diff changeset
3081 <link doc="ngx_http_uwsgi_module.xml" id="uwsgi_pass_request_body">
9264fdb6c833 Added links to uwsgi.
Ruslan Ermilov <ru@nginx.com>
parents: 1181
diff changeset
3082 uwsgi_pass_request_body off</link>, or
1181
b8f0362f61e5 Added links to scgi.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1151
diff changeset
3083 <link doc="ngx_http_scgi_module.xml" id="scgi_pass_request_body">
b8f0362f61e5 Added links to scgi.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1151
diff changeset
3084 scgi_pass_request_body off</link>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3085 directives, respectively.
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3086 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3087 </tag-desc>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3088
768
f63b7fa3bf17 Added "id" attributes to http core module variables.
Vladimir Homutov <vl@nginx.com>
parents: 767
diff changeset
3089 <tag-name id="var_request_completion"><var>$request_completion</var></tag-name>
88
6876e2558d09 Spell checking.
Ruslan Ermilov <ru@nginx.com>
parents: 86
diff changeset
3090 <tag-desc>
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
3091 “<literal>OK</literal>” if a request has completed,
88
6876e2558d09 Spell checking.
Ruslan Ermilov <ru@nginx.com>
parents: 86
diff changeset
3092 or an empty string otherwise
6876e2558d09 Spell checking.
Ruslan Ermilov <ru@nginx.com>
parents: 86
diff changeset
3093 </tag-desc>
6876e2558d09 Spell checking.
Ruslan Ermilov <ru@nginx.com>
parents: 86
diff changeset
3094
768
f63b7fa3bf17 Added "id" attributes to http core module variables.
Vladimir Homutov <vl@nginx.com>
parents: 767
diff changeset
3095 <tag-name id="var_request_filename"><var>$request_filename</var></tag-name>
83
e8ed74d3fa0e Sorted variables alphabetically.
Ruslan Ermilov <ru@nginx.com>
parents: 82
diff changeset
3096 <tag-desc>
530
d8c7160527ae query -> request
Ruslan Ermilov <ru@nginx.com>
parents: 527
diff changeset
3097 file path for the current request, based on the
246
6bfacf7124c6 Minor tweaks.
Ruslan Ermilov <ru@nginx.com>
parents: 244
diff changeset
3098 <link id="root"/> or <link id="alias"/>
83
e8ed74d3fa0e Sorted variables alphabetically.
Ruslan Ermilov <ru@nginx.com>
parents: 82
diff changeset
3099 directives, and the request URI
e8ed74d3fa0e Sorted variables alphabetically.
Ruslan Ermilov <ru@nginx.com>
parents: 82
diff changeset
3100 </tag-desc>
e8ed74d3fa0e Sorted variables alphabetically.
Ruslan Ermilov <ru@nginx.com>
parents: 82
diff changeset
3101
1692
4319f72f11f5 Documented the $request_id variable.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1680
diff changeset
3102 <tag-name id="var_request_id"><var>$request_id</var></tag-name>
4319f72f11f5 Documented the $request_id variable.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1680
diff changeset
3103 <tag-desc>
1721
737c86e8b316 Clarified meaning of the $request_id variable.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1704
diff changeset
3104 unique request identifier
737c86e8b316 Clarified meaning of the $request_id variable.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1704
diff changeset
3105 generated from 16 random bytes, in hexadecimal (1.11.0)
1692
4319f72f11f5 Documented the $request_id variable.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1680
diff changeset
3106 </tag-desc>
4319f72f11f5 Documented the $request_id variable.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1680
diff changeset
3107
826
ddd22f571529 Variables $pipe, $request_length, $time_iso8601, and $time_local.
Ruslan Ermilov <ru@nginx.com>
parents: 810
diff changeset
3108 <tag-name id="var_request_length"><var>$request_length</var></tag-name>
ddd22f571529 Variables $pipe, $request_length, $time_iso8601, and $time_local.
Ruslan Ermilov <ru@nginx.com>
parents: 810
diff changeset
3109 <tag-desc>
840
9dab69f2b71d Documented nginx 1.2.7 changes.
Ruslan Ermilov <ru@nginx.com>
parents: 835
diff changeset
3110 request length (including request line, header, and request body)
9dab69f2b71d Documented nginx 1.2.7 changes.
Ruslan Ermilov <ru@nginx.com>
parents: 835
diff changeset
3111 (1.3.12, 1.2.7)
826
ddd22f571529 Variables $pipe, $request_length, $time_iso8601, and $time_local.
Ruslan Ermilov <ru@nginx.com>
parents: 810
diff changeset
3112 </tag-desc>
ddd22f571529 Variables $pipe, $request_length, $time_iso8601, and $time_local.
Ruslan Ermilov <ru@nginx.com>
parents: 810
diff changeset
3113
768
f63b7fa3bf17 Added "id" attributes to http core module variables.
Vladimir Homutov <vl@nginx.com>
parents: 767
diff changeset
3114 <tag-name id="var_request_method"><var>$request_method</var></tag-name>
83
e8ed74d3fa0e Sorted variables alphabetically.
Ruslan Ermilov <ru@nginx.com>
parents: 82
diff changeset
3115 <tag-desc>
e8ed74d3fa0e Sorted variables alphabetically.
Ruslan Ermilov <ru@nginx.com>
parents: 82
diff changeset
3116 request method, usually
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
3117 “<literal>GET</literal>” or “<literal>POST</literal>”
83
e8ed74d3fa0e Sorted variables alphabetically.
Ruslan Ermilov <ru@nginx.com>
parents: 82
diff changeset
3118 </tag-desc>
e8ed74d3fa0e Sorted variables alphabetically.
Ruslan Ermilov <ru@nginx.com>
parents: 82
diff changeset
3119
771
47ad88faaa3f $msec and $request_time have become generic variables in 1.3.9.
Ruslan Ermilov <ru@nginx.com>
parents: 769
diff changeset
3120 <tag-name id="var_request_time"><var>$request_time</var></tag-name>
47ad88faaa3f $msec and $request_time have become generic variables in 1.3.9.
Ruslan Ermilov <ru@nginx.com>
parents: 769
diff changeset
3121 <tag-desc>
779
32b8498cfb40 $msec and $request_time have become generic variables in 1.2.6.
Ruslan Ermilov <ru@nginx.com>
parents: 771
diff changeset
3122 request processing time in seconds with a milliseconds resolution
32b8498cfb40 $msec and $request_time have become generic variables in 1.2.6.
Ruslan Ermilov <ru@nginx.com>
parents: 771
diff changeset
3123 (1.3.9, 1.2.6);
771
47ad88faaa3f $msec and $request_time have become generic variables in 1.3.9.
Ruslan Ermilov <ru@nginx.com>
parents: 769
diff changeset
3124 time elapsed since the first bytes were read from the client
47ad88faaa3f $msec and $request_time have become generic variables in 1.3.9.
Ruslan Ermilov <ru@nginx.com>
parents: 769
diff changeset
3125 </tag-desc>
47ad88faaa3f $msec and $request_time have become generic variables in 1.3.9.
Ruslan Ermilov <ru@nginx.com>
parents: 769
diff changeset
3126
768
f63b7fa3bf17 Added "id" attributes to http core module variables.
Vladimir Homutov <vl@nginx.com>
parents: 767
diff changeset
3127 <tag-name id="var_request_uri"><var>$request_uri</var></tag-name>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3128 <tag-desc>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3129 full original request URI (with arguments)
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3130 </tag-desc>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3131
768
f63b7fa3bf17 Added "id" attributes to http core module variables.
Vladimir Homutov <vl@nginx.com>
parents: 767
diff changeset
3132 <tag-name id="var_scheme"><var>$scheme</var></tag-name>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3133 <tag-desc>
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
3134 request scheme, “<literal>http</literal>” or “<literal>https</literal>”
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3135 </tag-desc>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3136
768
f63b7fa3bf17 Added "id" attributes to http core module variables.
Vladimir Homutov <vl@nginx.com>
parents: 767
diff changeset
3137 <tag-name id="var_sent_http_"><var>$sent_http_</var><value>name</value></tag-name>
86
341dc6392e8a Documented $body_bytes_sent, $nginx_version, $request, and $sent_http_*.
Ruslan Ermilov <ru@nginx.com>
parents: 83
diff changeset
3138 <tag-desc>
448
92672f6f0ee1 Elaborated on $http_* and $sent_http_* syntax.
Ruslan Ermilov <ru@nginx.com>
parents: 442
diff changeset
3139 arbitrary response header field;
92672f6f0ee1 Elaborated on $http_* and $sent_http_* syntax.
Ruslan Ermilov <ru@nginx.com>
parents: 442
diff changeset
3140 the last part of a variable name is the field name converted
92672f6f0ee1 Elaborated on $http_* and $sent_http_* syntax.
Ruslan Ermilov <ru@nginx.com>
parents: 442
diff changeset
3141 to lower case with dashes replaced by underscores
86
341dc6392e8a Documented $body_bytes_sent, $nginx_version, $request, and $sent_http_*.
Ruslan Ermilov <ru@nginx.com>
parents: 83
diff changeset
3142 </tag-desc>
341dc6392e8a Documented $body_bytes_sent, $nginx_version, $request, and $sent_http_*.
Ruslan Ermilov <ru@nginx.com>
parents: 83
diff changeset
3143
768
f63b7fa3bf17 Added "id" attributes to http core module variables.
Vladimir Homutov <vl@nginx.com>
parents: 767
diff changeset
3144 <tag-name id="var_server_addr"><var>$server_addr</var></tag-name>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3145 <tag-desc>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3146 an address of the server which accepted a request
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3147 <para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3148 Computing a value of this variable usually requires one system call.
106
56457a474903 If text of the link is not provided, the @id is used.
Ruslan Ermilov <ru@nginx.com>
parents: 102
diff changeset
3149 To avoid a system call, the <link id="listen"/> directives
271
4c6d2c614d2c Cleaned up XML tag mess:
Ruslan Ermilov <ru@nginx.com>
parents: 270
diff changeset
3150 must specify addresses and use the <literal>bind</literal> parameter.
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3151 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3152 </tag-desc>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3153
768
f63b7fa3bf17 Added "id" attributes to http core module variables.
Vladimir Homutov <vl@nginx.com>
parents: 767
diff changeset
3154 <tag-name id="var_server_name"><var>$server_name</var></tag-name>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3155 <tag-desc>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3156 name of the server which accepted a request
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3157 </tag-desc>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3158
768
f63b7fa3bf17 Added "id" attributes to http core module variables.
Vladimir Homutov <vl@nginx.com>
parents: 767
diff changeset
3159 <tag-name id="var_server_port"><var>$server_port</var></tag-name>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3160 <tag-desc>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3161 port of the server which accepted a request
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3162 </tag-desc>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3163
768
f63b7fa3bf17 Added "id" attributes to http core module variables.
Vladimir Homutov <vl@nginx.com>
parents: 767
diff changeset
3164 <tag-name id="var_server_protocol"><var>$server_protocol</var></tag-name>
83
e8ed74d3fa0e Sorted variables alphabetically.
Ruslan Ermilov <ru@nginx.com>
parents: 82
diff changeset
3165 <tag-desc>
e8ed74d3fa0e Sorted variables alphabetically.
Ruslan Ermilov <ru@nginx.com>
parents: 82
diff changeset
3166 request protocol, usually
1597
8b97ba73129b Added HTTP/2.0 to the "server_protocol" variable.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1576
diff changeset
3167 “<literal>HTTP/1.0</literal>”,
1614
1bab8e5f53c6 Added Oxford comma to "$server_protocol".
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1597
diff changeset
3168 “<literal>HTTP/1.1</literal>”,
83
e8ed74d3fa0e Sorted variables alphabetically.
Ruslan Ermilov <ru@nginx.com>
parents: 82
diff changeset
3169 or
1597
8b97ba73129b Added HTTP/2.0 to the "server_protocol" variable.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 1576
diff changeset
3170 “<link doc="ngx_http_v2_module.xml">HTTP/2.0</link>”
83
e8ed74d3fa0e Sorted variables alphabetically.
Ruslan Ermilov <ru@nginx.com>
parents: 82
diff changeset
3171 </tag-desc>
e8ed74d3fa0e Sorted variables alphabetically.
Ruslan Ermilov <ru@nginx.com>
parents: 82
diff changeset
3172
768
f63b7fa3bf17 Added "id" attributes to http core module variables.
Vladimir Homutov <vl@nginx.com>
parents: 767
diff changeset
3173 <tag-name id="var_status"><var>$status</var></tag-name>
541
a8971cf346be Documented the $status core variable.
Andrey Belov <defan@nginx.com>
parents: 537
diff changeset
3174 <tag-desc>
769
d71e56d56ada Documented variables relocations between http log and core modules.
Vladimir Homutov <vl@nginx.com>
parents: 768
diff changeset
3175 response status (1.3.2, 1.2.2)
541
a8971cf346be Documented the $status core variable.
Andrey Belov <defan@nginx.com>
parents: 537
diff changeset
3176 </tag-desc>
a8971cf346be Documented the $status core variable.
Andrey Belov <defan@nginx.com>
parents: 537
diff changeset
3177
768
f63b7fa3bf17 Added "id" attributes to http core module variables.
Vladimir Homutov <vl@nginx.com>
parents: 767
diff changeset
3178 <tag-name id="var_tcpinfo_">
453
98ee97a382d3 Documented the $tcpinfo_* variables.
Ruslan Ermilov <ru@nginx.com>
parents: 448
diff changeset
3179 <var>$tcpinfo_rtt</var>,
98ee97a382d3 Documented the $tcpinfo_* variables.
Ruslan Ermilov <ru@nginx.com>
parents: 448
diff changeset
3180 <var>$tcpinfo_rttvar</var>,
98ee97a382d3 Documented the $tcpinfo_* variables.
Ruslan Ermilov <ru@nginx.com>
parents: 448
diff changeset
3181 <var>$tcpinfo_snd_cwnd</var>,
98ee97a382d3 Documented the $tcpinfo_* variables.
Ruslan Ermilov <ru@nginx.com>
parents: 448
diff changeset
3182 <var>$tcpinfo_rcv_space</var>
98ee97a382d3 Documented the $tcpinfo_* variables.
Ruslan Ermilov <ru@nginx.com>
parents: 448
diff changeset
3183 </tag-name>
98ee97a382d3 Documented the $tcpinfo_* variables.
Ruslan Ermilov <ru@nginx.com>
parents: 448
diff changeset
3184 <tag-desc>
98ee97a382d3 Documented the $tcpinfo_* variables.
Ruslan Ermilov <ru@nginx.com>
parents: 448
diff changeset
3185 information about the client TCP connection; available on systems
98ee97a382d3 Documented the $tcpinfo_* variables.
Ruslan Ermilov <ru@nginx.com>
parents: 448
diff changeset
3186 that support the <c-def>TCP_INFO</c-def> socket option
98ee97a382d3 Documented the $tcpinfo_* variables.
Ruslan Ermilov <ru@nginx.com>
parents: 448
diff changeset
3187 </tag-desc>
98ee97a382d3 Documented the $tcpinfo_* variables.
Ruslan Ermilov <ru@nginx.com>
parents: 448
diff changeset
3188
826
ddd22f571529 Variables $pipe, $request_length, $time_iso8601, and $time_local.
Ruslan Ermilov <ru@nginx.com>
parents: 810
diff changeset
3189 <tag-name id="var_time_iso8601"><var>$time_iso8601</var></tag-name>
ddd22f571529 Variables $pipe, $request_length, $time_iso8601, and $time_local.
Ruslan Ermilov <ru@nginx.com>
parents: 810
diff changeset
3190 <tag-desc>
840
9dab69f2b71d Documented nginx 1.2.7 changes.
Ruslan Ermilov <ru@nginx.com>
parents: 835
diff changeset
3191 local time in the ISO 8601 standard format (1.3.12, 1.2.7)
826
ddd22f571529 Variables $pipe, $request_length, $time_iso8601, and $time_local.
Ruslan Ermilov <ru@nginx.com>
parents: 810
diff changeset
3192 </tag-desc>
ddd22f571529 Variables $pipe, $request_length, $time_iso8601, and $time_local.
Ruslan Ermilov <ru@nginx.com>
parents: 810
diff changeset
3193
ddd22f571529 Variables $pipe, $request_length, $time_iso8601, and $time_local.
Ruslan Ermilov <ru@nginx.com>
parents: 810
diff changeset
3194 <tag-name id="var_time_local"><var>$time_local</var></tag-name>
ddd22f571529 Variables $pipe, $request_length, $time_iso8601, and $time_local.
Ruslan Ermilov <ru@nginx.com>
parents: 810
diff changeset
3195 <tag-desc>
840
9dab69f2b71d Documented nginx 1.2.7 changes.
Ruslan Ermilov <ru@nginx.com>
parents: 835
diff changeset
3196 local time in the Common Log Format (1.3.12, 1.2.7)
826
ddd22f571529 Variables $pipe, $request_length, $time_iso8601, and $time_local.
Ruslan Ermilov <ru@nginx.com>
parents: 810
diff changeset
3197 </tag-desc>
ddd22f571529 Variables $pipe, $request_length, $time_iso8601, and $time_local.
Ruslan Ermilov <ru@nginx.com>
parents: 810
diff changeset
3198
768
f63b7fa3bf17 Added "id" attributes to http core module variables.
Vladimir Homutov <vl@nginx.com>
parents: 767
diff changeset
3199 <tag-name id="var_uri"><var>$uri</var></tag-name>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3200 <tag-desc>
503
aed015c3dedd Documented URI normalization rules, including %-decoding.
Ruslan Ermilov <ru@nginx.com>
parents: 499
diff changeset
3201 current URI in request, <link id="location">normalized</link>
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3202 <para>
503
aed015c3dedd Documented URI normalization rules, including %-decoding.
Ruslan Ermilov <ru@nginx.com>
parents: 499
diff changeset
3203 The value of <var>$uri</var> may change during request processing,
aed015c3dedd Documented URI normalization rules, including %-decoding.
Ruslan Ermilov <ru@nginx.com>
parents: 499
diff changeset
3204 e.g. when doing internal redirects, or when using index files.
57
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3205 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3206 </tag-desc>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3207
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3208 </list>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3209 </para>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3210
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3211 </section>
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3212
12f1de4539b4 Initial English translation of ngx_http_core_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff changeset
3213 </module>