Mercurial > hg > nginx-site
annotate xml/ru/docs/http/ngx_http_core_module.xml @ 436:3a9f39341c7c
- Documented the "from" parameter of the "disable_symlinks" directive,
and that read permissions on intermediate directories are no longer
required on OSes that support opening directories for searching.
- Improved documentation of $document_root and $realpath_root.
author | Ruslan Ermilov <ru@nginx.com> |
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date | Wed, 29 Feb 2012 13:25:22 +0000 |
parents | 0412333658fe |
children | b27974b92a58 |
rev | line source |
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1 <?xml version="1.0"?> |
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2 |
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3 <!DOCTYPE module SYSTEM "../../../../dtd/module.dtd"> |
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4 |
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5 <module name="Модуль ngx_http_core_module" |
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6 link="/ru/docs/http/ngx_http_core_module.html" |
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7 lang="ru"> |
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8 |
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9 <section id="directives" name="Директивы"> |
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10 |
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11 <directive name="aio"> |
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12 <syntax> |
364 | 13 <literal>on</literal> | |
14 <literal>off</literal> | | |
15 <literal>sendfile</literal></syntax> | |
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16 <default>off</default> |
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17 <context>http</context> |
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18 <context>server</context> |
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19 <context>location</context> |
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20 <appeared-in>0.8.11</appeared-in> |
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21 |
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22 <para> |
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23 Разрешает или запрещает использование файлового асинхронного ввода-вывода (AIO) |
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24 во FreeBSD и Linux. |
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25 </para> |
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26 |
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27 <para> |
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28 Во FreeBSD AIO можно использовать, начиная с FreeBSD 4.3. |
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29 AIO можно либо собрать в ядре статически: |
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30 <example> |
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31 options VFS_AIO |
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32 </example> |
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33 либо загрузить динамически через загружаемый модуль ядра: |
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34 <example> |
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35 kldload aio |
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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 В версиях FreeBSD 5 и 6 включение AIO статически или динамически |
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41 на стадии загрузки ядра приводит к тому, что вся сетевая подсистема |
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42 будет использовать блокировку Giant, что может негативно сказаться на |
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43 производительности системы в целом. |
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44 Это ограничение устранено во FreeBSD 6.4-STABLE в 2009 году |
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45 и во FreeBSD 7. |
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46 Однако, начиная с FreeBSD 5.3 есть возможность включать AIO, |
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47 не связывая сетевую подсистему блокировкой Giant — для этого модуль |
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48 AIO нужно подгружать уже после загрузки ядра. |
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49 В этом случае в <path>/var/log/messages</path> появится следующее сообщение: |
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50 <example> |
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51 WARNING: Network stack Giant-free, but aio requires Giant. |
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52 Consider adding 'options NET_WITH_GIANT' or setting debug.mpsafenet=0 |
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53 </example> |
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54 которое можно смело проигнорировать. |
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55 <note> |
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56 Требование использовать блокировку Giant в AIO связано с тем, что |
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57 FreeBSD поддерживает асинхронные вызовы |
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58 <c-func>aio_read</c-func> |
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59 и |
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60 <c-func>aio_write</c-func> |
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61 для работы с сокетами. |
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62 Но поскольку nginx использует AIO только для работы с диском, |
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63 то проблем не возникает. |
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64 </note> |
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65 </para> |
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66 |
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67 <para> |
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68 Для работы AIO нужно выключить |
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69 <link id="sendfile"/>: |
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70 <example> |
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71 location /video/ { |
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72 sendfile off; |
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73 aio on; |
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74 output_buffers 1 64k; |
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75 } |
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76 </example> |
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77 </para> |
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78 |
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79 <para> |
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80 Кроме того, начиная с FreeBSD 5.2.1 и nginx 0.8.12, AIO также можно |
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81 использовать для подгрузки данных для <c-func>sendfile</c-func>: |
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82 <example> |
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83 location /video/ { |
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84 sendfile on; |
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85 tcp_nopush on; |
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86 aio sendfile; |
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87 } |
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88 </example> |
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89 В такой конфигурации функция <c-func>sendfile</c-func> вызывается с флагом |
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90 <c-def>SF_NODISKIO</c-def>, в результате она не блокируется на диске, а |
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91 сообщает об отсутствии данных в памяти, после чего nginx инициирует |
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92 асинхронную подгрузку данных, читая только один байт. |
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93 При этом ядро FreeBSD подгружает в память первые 128K байт файла, однако |
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94 при последующих чтениях файл подгружается частями только по 16K. |
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95 Изменить это можно с помощью директивы |
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96 <link id="read_ahead"/>. |
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97 </para> |
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98 |
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99 <para> |
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100 В Linux AIO можно использовать только начиная с версии ядра 2.6.22, и, |
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101 кроме того, ещё необходимо дополнительно включать |
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102 <link id="directio"/>, |
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103 иначе чтение будет блокирующимся: |
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104 <example> |
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105 location /video/ { |
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106 aio on; |
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107 directio 512; |
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108 output_buffers 1 128k; |
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109 } |
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110 </example> |
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111 </para> |
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112 |
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113 <para> |
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114 Поскольку |
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115 <link id="directio"/> |
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116 в Linux можно использовать только для чтения блоков, выравненных |
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117 на границу 512 байт (или 4К для XFS), то невыравненный конец файла |
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118 будет читаться блокированно. |
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119 То же относится к запросам с указанием диапазона запрашиваемых байт |
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120 (byte-range requests) и к запросам FLV не с начала файла: чтение |
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121 невыравненных начала и конца ответа будет блокирующимся. |
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122 Явно выключать |
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123 <link id="sendfile"/> |
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124 не нужно, так как при использовании |
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125 <link id="directio"/> |
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126 он выключается автоматически. |
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127 </para> |
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128 |
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129 </directive> |
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130 |
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131 |
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132 <directive name="alias"> |
271 | 133 <syntax><value>путь</value></syntax> |
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134 <default/> |
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135 <context>location</context> |
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136 |
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137 <para> |
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138 Задаёт замену для указанного location'а. |
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139 Например, при такой конфигурации |
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140 <example> |
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141 location /i/ { |
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142 alias /data/w3/images/; |
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143 } |
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144 </example> |
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145 на запрос |
271 | 146 “<literal>/i/top.gif</literal>” будет отдан файл |
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147 <path>/data/w3/images/top.gif</path>. |
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148 </para> |
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149 |
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150 <para> |
271 | 151 В значении параметра <value>путь</value> можно использовать переменные, |
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152 кроме <var>$document_root</var> и <var>$realpath_root</var>. |
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153 </para> |
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154 |
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155 <para> |
271 | 156 Если <literal>alias</literal> используется внутри location'а, заданного |
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157 регулярным выражением, то регулярное выражение должно содержать |
367
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158 выделения, а сам <literal>alias</literal> — ссылки на эти выделения |
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159 (0.7.40), например: |
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160 <example> |
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161 location ~ ^/users/(.+\.(?:gif|jpe?g|png))$ { |
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162 alias /data/w3/images/$1; |
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163 } |
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164 </example> |
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165 </para> |
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166 |
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167 <para> |
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168 Если location и последняя часть значения директивы совпадают: |
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169 <example> |
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170 location /images/ { |
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171 alias /data/w3/images/; |
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172 } |
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173 </example> |
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174 то лучше воспользоваться директивой |
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175 <link id="root"/>: |
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176 <example> |
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177 location /images/ { |
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178 root /data/w3; |
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179 } |
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180 </example> |
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181 </para> |
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182 |
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183 </directive> |
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184 |
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185 |
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186 <directive name="chunked_transfer_encoding"> |
271 | 187 <syntax><literal>on</literal> | <literal>off</literal></syntax> |
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188 <default>on</default> |
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189 <context>http</context> |
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190 <context>server</context> |
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191 <context>location</context> |
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192 |
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193 <para> |
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194 Позволяет запретить формат передачи данных частями (chunked transfer |
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195 encoding) в HTTP/1.1. |
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196 Это может понадобиться при использовании программ, не поддерживающих |
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197 chunked encoding, несмотря на требования стандарта. |
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198 </para> |
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199 |
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200 </directive> |
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201 |
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202 |
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203 <directive name="client_body_buffer_size"> |
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204 |
271 | 205 <syntax><value>размер</value></syntax> |
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206 <default>8k|16k</default> |
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207 <context>http</context> |
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208 <context>server</context> |
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209 <context>location</context> |
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210 |
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211 <para> |
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212 Задаёт размер буфера для чтения тела запроса клиента. |
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213 Если тело запроса больше заданного буфера, |
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214 то всё тело запроса или только его часть записывается во |
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215 <link id="client_body_temp_path">временный файл</link>. |
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216 По умолчанию размер одного буфера равен двум размерам страницы. |
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217 На x86, других 32-битных платформах и x86-64 это 8K. |
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218 На других 64-битных платформах это обычно 16K. |
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219 </para> |
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220 |
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221 </directive> |
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222 |
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223 |
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224 <directive name="client_body_in_file_only"> |
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225 <syntax> |
364 | 226 <literal>on</literal> | |
227 <literal>clean</literal> | | |
228 <literal>off</literal></syntax> | |
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229 <default>off</default> |
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230 <context>http</context> |
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231 <context>server</context> |
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232 <context>location</context> |
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233 |
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234 <para> |
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235 Определяет, сохранять ли всё тело запроса клиента в файл. |
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236 Директиву можно использовать для отладки и при использовании переменной |
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237 <var>$request_body_file</var> |
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238 или метода |
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239 <link doc="ngx_http_perl_module.xml" id="methods">$r->request_body_file</link> |
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240 модуля |
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241 <link doc="ngx_http_perl_module.xml">ngx_http_perl_module</link>. |
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242 </para> |
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243 |
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244 <para> |
271 | 245 При установке значения <literal>on</literal> временные файлы |
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246 по окончании обработки запроса не удаляются. |
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247 </para> |
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248 |
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249 <para> |
271 | 250 Значение <literal>clean</literal> разрешает удалять временные файлы, |
253
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251 оставшиеся по окончании обработки запроса. |
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252 </para> |
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253 |
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254 </directive> |
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255 |
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256 |
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257 <directive name="client_body_in_single_buffer"> |
271 | 258 <syntax><literal>on</literal> | <literal>off</literal></syntax> |
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259 <default>off</default> |
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260 <context>http</context> |
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261 <context>server</context> |
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262 <context>location</context> |
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263 |
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264 <para> |
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265 Определяет, сохранять ли всё тело запроса клиента в одном буфере. |
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266 Директива рекомендуется при использовании переменной |
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267 <var>$request_body</var> |
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268 для уменьшения требуемого числа операций копирования. |
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269 </para> |
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270 |
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271 </directive> |
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272 |
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273 |
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274 <directive name="client_body_temp_path"> |
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275 <syntax> |
364 | 276 <value>путь</value> |
277 [<value>уровень1</value> | |
278 [<value>уровень2</value> | |
279 [<value>уровень3</value>]]]</syntax> | |
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280 <default>client_body_temp</default> |
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281 <context>http</context> |
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282 <context>server</context> |
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283 <context>location</context> |
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284 |
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285 <para> |
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286 Задаёт каталог для хранения временных файлов с телами запросов клиентов. |
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287 В каталоге может использоваться иерархия подкаталогов до трёх уровней. |
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288 Например, при такой конфигурации |
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289 <example> |
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290 client_body_temp_path /spool/nginx/client_temp 1 2; |
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291 </example> |
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292 временный файл будет следующего вида: |
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293 <example> |
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294 /spool/nginx/client_temp/7/45/00000123457 |
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295 </example> |
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296 </para> |
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297 |
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298 </directive> |
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299 |
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300 |
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301 <directive name="client_body_timeout"> |
271 | 302 <syntax><value>время</value></syntax> |
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303 <default>60s</default> |
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304 <context>http</context> |
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305 <context>server</context> |
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306 <context>location</context> |
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307 |
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308 <para> |
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309 Задаёт таймаут при чтении тела запроса клиента. |
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310 Таймаут устанавливается не на всю передачу тела запроса, |
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311 а только между двумя последовательными операциями чтения. |
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312 Если по истечении этого времени клиент ничего не передаст, |
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313 то клиенту возвращается ошибка |
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314 <http-status code="408" text="Request Time-out"/>. |
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315 </para> |
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316 |
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317 </directive> |
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318 |
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319 |
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320 <directive name="client_header_buffer_size"> |
271 | 321 <syntax><value>размер</value></syntax> |
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322 <default>1k</default> |
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323 <context>http</context> |
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324 <context>server</context> |
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325 |
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326 <para> |
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327 Задаёт размер буфера для чтения заголовка запроса клиента. |
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328 Для большинства запросов достаточно буфера размером в 1K байт. |
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329 Однако если в запросе есть длинные cookies, или же запрос |
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330 пришёл от WAP-клиента, то он может не поместиться в 1K. |
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331 Поэтому, если строка запроса или поле заголовка запроса |
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332 не помещаются полностью в этот буфер, то выделяются буферы |
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333 большего размера, задаваемые директивой |
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334 <link id="large_client_header_buffers"/>. |
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335 </para> |
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336 |
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337 </directive> |
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338 |
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339 |
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340 <directive name="client_header_timeout"> |
271 | 341 <syntax><value>время</value></syntax> |
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342 <default>60s</default> |
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343 <context>http</context> |
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344 <context>server</context> |
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345 |
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346 <para> |
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347 Задаёт таймаут при чтении заголовка запроса клиента. |
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348 Если по истечении этого времени клиент не передаст полностью заголовок, |
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349 то клиенту возвращается ошибка |
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350 <http-status code="408" text="Request Time-out"/>. |
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351 </para> |
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352 |
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353 </directive> |
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354 |
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355 |
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356 <directive name="client_max_body_size"> |
271 | 357 <syntax><value>размер</value></syntax> |
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358 <default>1m</default> |
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359 <context>http</context> |
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360 <context>server</context> |
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361 <context>location</context> |
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362 |
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363 <para> |
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364 Задаёт максимально допустимый размер тела запроса клиента, |
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365 указываемый в поле |
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366 <header>Content-Length</header> |
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367 заголовка запроса. |
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368 Если размер больше заданного, то клиенту возвращается ошибка |
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369 <http-status code="413" text="Request Entity Too Large"/>. |
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370 Следует иметь в виду, что |
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371 <!--link doc="/web/upload.xml"-->браузеры не умеют корректно показывать |
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372 эту ошибку<!--/link-->. |
271 | 373 Установка параметра <value>размер</value> в 0 отключает |
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374 проверку размера тела запроса клиента. |
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375 </para> |
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376 |
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377 </directive> |
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378 |
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379 |
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380 <directive name="connection_pool_size"> |
271 | 381 <syntax><value>размер</value></syntax> |
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382 <default>256</default> |
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383 <context>http</context> |
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384 <context>server</context> |
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385 |
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386 <para> |
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387 Позволяет производить точную настройку выделений памяти |
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388 под конкретные соединения. |
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389 Эта директива не оказывает существенного влияния на |
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390 производительность и её не следует использовать. |
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391 </para> |
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392 |
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393 </directive> |
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394 |
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395 |
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396 <directive name="default_type"> |
271 | 397 <syntax><value>mime-тип</value></syntax> |
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398 <default>text/plain</default> |
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399 <context>http</context> |
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400 <context>server</context> |
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401 <context>location</context> |
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402 |
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403 <para> |
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404 Задаёт MIME-тип ответов по умолчанию. |
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405 См. также директиву <link id="types"/>. |
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406 </para> |
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407 |
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408 </directive> |
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409 |
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410 |
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411 <directive name="directio"> |
271 | 412 <syntax><value>размер</value> | <literal>off</literal></syntax> |
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413 <default>off</default> |
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414 <context>http</context> |
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415 <context>server</context> |
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416 <context>location</context> |
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417 <appeared-in>0.7.7</appeared-in> |
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418 |
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419 <para> |
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420 Разрешает использовать флаги |
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421 <c-def>O_DIRECT</c-def> (FreeBSD, Linux), |
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422 <c-def>F_NOCACHE</c-def> (Mac OS X) |
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423 или функцию <c-func>directio</c-func> (Solaris) |
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424 при чтении файлов, размер которых больше либо равен указанному. |
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425 Директива автоматически запрещает (0.7.15) использование |
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426 <link id="sendfile"/> |
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427 для данного запроса. |
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428 Рекомендуется использовать для больших файлов: |
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429 <example> |
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430 directio 4m; |
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431 </example> |
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432 или при использовании <link id="aio"/> в Linux. |
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433 </para> |
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434 |
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435 </directive> |
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436 |
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437 |
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438 <directive name="directio_alignment"> |
271 | 439 <syntax><value>размер</value></syntax> |
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440 <default>512</default> |
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441 <context>http</context> |
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442 <context>server</context> |
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443 <context>location</context> |
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444 <appeared-in>0.8.11</appeared-in> |
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445 |
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446 <para> |
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447 Устанавливает выравнивание для |
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448 <link id="directio"/>. |
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449 В большинстве случаев достаточно 512-байтового выравнивания, однако |
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450 при использовании XFS под Linux его нужно увеличить до 4K. |
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451 </para> |
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452 |
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453 </directive> |
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454 |
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455 |
418
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456 <directive name="disable_symlinks"> |
436
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457 <syntax><literal>off</literal></syntax> |
418
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458 <syntax> |
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459 <literal>on</literal> | |
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460 <literal>if_not_owner</literal> |
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461 [<literal>from</literal>=<value>префикс</value>]</syntax> |
418
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462 <default>off</default> |
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463 <context>http</context> |
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464 <context>server</context> |
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465 <context>location</context> |
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466 <appeared-in>1.1.15</appeared-in> |
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467 |
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468 <para> |
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469 Определяет, как следует поступать с символическими ссылками |
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470 при открытии файлов: |
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471 <list type="tag"> |
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472 |
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473 <tag-name><literal>off</literal></tag-name> |
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474 <tag-desc> |
436
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475 Символические ссылки в пути допускаются и не проверяются. |
418
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476 Это стандартное поведение. |
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477 </tag-desc> |
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478 |
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479 <tag-name><literal>on</literal></tag-name> |
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480 <tag-desc> |
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481 Если любой компонент пути является символической ссылкой, |
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482 доступ к файлу запрещается. |
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483 </tag-desc> |
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484 |
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485 <tag-name><literal>if_not_owner</literal></tag-name> |
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486 <tag-desc> |
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487 Доступ к файлу запрещается, если любой компонент пути |
436
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488 является символической ссылкой, а ссылка и объект, на |
418
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|
489 который она ссылается, имеют разных владельцев. |
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490 </tag-desc> |
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491 |
436
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492 <tag-name><literal>from</literal>=<value>префикс</value></tag-name> |
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493 <tag-desc> |
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494 При проверке символических ссылок |
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495 (параметры <literal>on</literal> и <literal>if_not_owner</literal>) |
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496 обычно проверяется каждый элемент пути. |
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497 Однако если дополнительно указан параметр |
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498 <literal>from</literal>=<value>префикс</value>, |
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499 символические ссылки проверяются лишь начиная с элемента пути, |
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500 заданного префиксом. |
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501 В значении префикса можно использовать переменные. |
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502 Если значение не является префиксом проверяемого пути, |
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503 путь проверяется целиком, как если бы этот параметр не был указан вовсе. |
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504 </tag-desc> |
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505 |
418
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506 </list> |
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507 </para> |
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|
508 |
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509 <para> |
436
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510 Пример: |
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511 <example> |
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512 disable_symlinks on from=$document_root; |
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513 </example> |
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514 </para> |
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515 |
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516 <para> |
418
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517 Эта директива доступна только на системах, в которых есть |
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518 интерфейсы <c-func>openat</c-func> и <c-func>fstatat</c-func>. |
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519 К таким системам относятся современные версии FreeBSD, Linux и Solaris. |
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520 </para> |
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521 |
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522 <para> |
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523 Параметры <literal>on</literal> и <literal>if_not_owner</literal> |
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524 требуют дополнительных затрат на обработку. |
436
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525 <note> |
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526 На системах, не поддерживающих операцию открытия каталогов только для поиска, |
419
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527 использование этих параметров требует, чтобы |
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528 рабочие процессы имели возможность читать все |
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529 промежуточные каталоги. |
436
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530 </note> |
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531 |
418
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532 </para> |
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533 |
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|
534 </directive> |
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|
535 |
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|
536 |
76
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537 <directive name="error_page"> |
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538 <syntax> |
364 | 539 <value>код</value> ... |
540 [<literal>=</literal>[<value>ответ</value>]] | |
541 <value>uri</value></syntax> | |
99
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542 <default/> |
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543 <context>http</context> |
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544 <context>server</context> |
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545 <context>location</context> |
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546 <context>if в location</context> |
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547 |
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548 <para> |
253
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549 Задаёт URI, который будет показываться для указанных ошибок. |
271 | 550 Директивы <literal>error_page</literal> наследуются с предыдущего уровня |
551 при условии, что на данном уровне не описаны свои директивы | |
552 <literal>error_page</literal>. | |
253
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553 В значении URI можно использовать переменные. |
76
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Maxim Dounin <mdounin@mdounin.ru>
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554 </para> |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
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|
555 |
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556 <para> |
253
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557 Пример: |
76
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558 <example> |
253
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559 error_page 404 /404.html; |
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560 error_page 502 503 504 /50x.html; |
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561 error_page 403 http://example.com/forbidden.html; |
76
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562 </example> |
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Maxim Dounin <mdounin@mdounin.ru>
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563 </para> |
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Maxim Dounin <mdounin@mdounin.ru>
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|
564 |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
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|
565 <para> |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
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diff
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|
566 Кроме того, можно поменять код ответа на другой, например: |
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Maxim Dounin <mdounin@mdounin.ru>
parents:
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567 <example> |
253
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568 error_page 404 =200 /empty.gif; |
76
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569 </example> |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
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570 </para> |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
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|
571 |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
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|
572 <para> |
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
573 Если ошибочный ответ обрабатывается проксированным сервером или |
253
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|
574 FastCGI-сервером, и этот сервер может вернуть разные коды ответов, |
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Ruslan Ermilov <ru@nginx.com>
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diff
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|
575 например, 200, 302, 401 или 404, то можно выдавать возвращаемый им код: |
76
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576 <example> |
253
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577 error_page 404 = /404.php; |
76
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|
578 </example> |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
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|
579 </para> |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
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|
580 |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
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|
581 <para> |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
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|
582 Если при перенаправлении не нужно менять URI, то можно перенаправить |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
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|
583 обработку ошибки в именованный location: |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
584 <example> |
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Maxim Dounin <mdounin@mdounin.ru>
parents:
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|
585 location / { |
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586 error_page 404 = @fallback; |
76
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|
587 } |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
588 |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
589 location @fallback { |
253
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590 proxy_pass http://backend; |
76
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parents:
diff
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|
591 } |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
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|
592 </example> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
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|
593 </para> |
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
594 |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
595 </directive> |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
596 |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
597 |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
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|
598 <directive name="if_modified_since"> |
253
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599 <syntax> |
364 | 600 <literal>off</literal> | |
601 <literal>exact</literal> | | |
602 <literal>before</literal></syntax> | |
102
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The directive name is now automatically printed in <default> and <syntax>.
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diff
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603 <default>exact</default> |
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604 <context>http</context> |
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605 <context>server</context> |
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606 <context>location</context> |
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607 <appeared-in>0.7.24</appeared-in> |
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608 |
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609 <para> |
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610 Определяет, как сравнивать время модификации ответа с |
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611 временем в поле |
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612 <header>If-Modified-Since</header> |
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613 заголовка запроса: |
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614 |
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615 <list type="tag"> |
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616 |
271 | 617 <tag-name><literal>off</literal></tag-name> |
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618 <tag-desc> |
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619 не проверять поле |
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620 <header>If-Modified-Since</header> заголовка запроса (0.7.34); |
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621 </tag-desc> |
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622 |
271 | 623 <tag-name><literal>exact</literal></tag-name> |
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624 <tag-desc> |
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625 точное совпадение; |
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626 </tag-desc> |
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627 |
271 | 628 <tag-name><literal>before</literal></tag-name> |
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629 <tag-desc> |
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630 время модификации ответа меньше или равно времени, заданному в поле |
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631 <header>If-Modified-Since</header> заголовка запроса. |
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632 </tag-desc> |
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633 |
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634 </list> |
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635 </para> |
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636 |
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637 </directive> |
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638 |
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639 |
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640 <directive name="ignore_invalid_headers"> |
271 | 641 <syntax><literal>on</literal> | <literal>off</literal></syntax> |
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642 <default>on</default> |
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643 <context>http</context> |
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644 <context>server</context> |
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645 |
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646 <para> |
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647 Если включено, nginx игнорирует поля заголовка с недопустимыми именами. |
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648 Допустимыми считаются имена, состоящие из английских букв, цифр, дефисов |
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649 и возможно знаков подчёркивания (последнее контролируется директивой |
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650 <link id="underscores_in_headers"/>). |
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651 </para> |
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652 |
426
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653 <para> |
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654 Директива может быть указана на уровне <link id="server"/> |
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655 в сервере по умолчанию. |
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656 В этом случае её значение распространяется на все виртуальные серверы, |
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657 слушающие на том же адресе и порту. |
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658 </para> |
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659 |
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660 </directive> |
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661 |
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662 |
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663 <directive name="internal"> |
102
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664 <syntax/> |
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665 <default/> |
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666 <context>location</context> |
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667 |
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668 <para> |
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669 Указывает, что location может использоваться только для внутренних запросов. |
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670 Для внешних запросов клиенту будет возвращаться ошибка |
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671 <http-status code="404" text="Not Found"/>. |
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672 Внутренними запросами являются: |
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673 |
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674 <list type="bullet"> |
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675 |
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676 <listitem> |
429
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List all sources of internal requests.
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677 запросы, перенаправленные директивами |
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678 <link id="error_page"/>, |
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679 <link doc="ngx_http_index_module.xml" id="index"/>, |
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680 <link doc="ngx_http_random_index_module.xml" id="random_index"/> и |
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681 <link id="try_files"/>; |
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682 </listitem> |
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683 |
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684 <listitem> |
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685 запросы, перенаправленные с помощью поля |
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686 <header>X-Accel-Redirect</header> заголовка ответа вышестоящего сервера; |
76
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687 </listitem> |
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688 |
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689 <listitem> |
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690 подзапросы, формируемые командой |
271 | 691 “<command>include virtual</command>” |
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692 модуля |
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693 <link doc="ngx_http_ssi_module.xml">ngx_http_ssi_module</link>; |
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694 </listitem> |
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695 |
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696 <listitem> |
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697 запросы, изменённые директивой |
429
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698 <link doc="ngx_http_rewrite_module.xml" id="rewrite"/>. |
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699 </listitem> |
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700 |
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701 </list> |
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702 </para> |
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703 |
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704 <para> |
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705 Пример: |
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706 <example> |
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707 error_page 404 /404.html; |
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708 |
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709 location /404.html { |
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710 internal; |
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711 } |
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712 </example> |
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713 </para> |
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714 |
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715 </directive> |
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716 |
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717 |
253
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718 <directive name="keepalive_disable"> |
271 | 719 <syntax><literal>none</literal> | <value>браузер</value> ...</syntax> |
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720 <default>msie6 safari</default> |
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721 <context>http</context> |
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722 <context>server</context> |
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723 <context>location</context> |
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724 |
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725 <para> |
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726 Запрещает keep-alive соединения с некорректно ведущими себя браузерами. |
271 | 727 Параметры <value>браузер</value> указывают, на какие браузеры это |
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|
728 распространяется. |
271 | 729 Значение <literal>msie6</literal> запрещает keep-alive соединения |
253
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730 со старыми версиями MSIE после получения запроса POST. |
271 | 731 Значение <literal>safari</literal> запрещает keep-alive соединения |
253
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732 с браузерами Safari. |
271 | 733 Значение <literal>none</literal> разрешает keep-alive соединения |
253
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734 со всеми браузерами. |
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735 </para> |
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736 |
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737 </directive> |
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738 |
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739 |
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740 <directive name="keepalive_requests"> |
271 | 741 <syntax><value>число</value></syntax> |
102
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742 <default>100</default> |
253
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743 <context>http</context> |
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744 <context>server</context> |
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745 <context>location</context> |
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746 <appeared-in>0.8.0</appeared-in> |
76
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747 |
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748 <para> |
253
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749 Задаёт максимальное число запросов, которые можно |
76
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750 сделать по одному keep-alive соединению. |
253
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751 После того, как будет сделано максимальное число запросов, |
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752 соединение закрывается. |
76
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753 </para> |
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|
754 |
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|
755 </directive> |
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|
756 |
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757 |
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758 <directive name="keepalive_timeout"> |
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759 <syntax> |
364 | 760 <value>таймаут</value> |
761 [<value>заголовок_таймаута</value>]</syntax> | |
253
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762 <default>75s</default> |
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763 <context>http</context> |
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764 <context>server</context> |
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765 <context>location</context> |
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766 |
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767 <para> |
271 | 768 Первый параметр задаёт таймаут, в течение которого keep-alive |
253
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769 соединение с клиентом не будет закрыто со стороны сервера. |
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770 Второй необязательный параметр задаёт значение в поле |
271 | 771 <header>Keep-Alive: timeout=<value>время</value></header> |
253
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772 заголовка ответа. |
271 | 773 Два параметра могут отличаться друг от друга. |
253
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774 </para> |
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775 |
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776 <para> |
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777 Поле |
271 | 778 <header>Keep-Alive: timeout=<value>время</value></header> |
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779 заголовка понимают Mozilla и Konqueror. |
76
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780 MSIE сам закрывает keep-alive соединение примерно через 60 секунд. |
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781 </para> |
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782 |
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|
783 </directive> |
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784 |
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785 |
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786 <directive name="large_client_header_buffers"> |
271 | 787 <syntax><value>число</value> <value>размер</value></syntax> |
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788 <default>4 8k</default> |
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789 <context>http</context> |
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790 <context>server</context> |
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791 |
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792 <para> |
271 | 793 Задаёт максимальное <value>число</value> и <value>размер</value> |
253
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794 буферов для чтения большого заголовка запроса клиента. |
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795 Строка запроса не должна превышать размера одного буфера, иначе клиенту |
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796 возвращается ошибка |
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797 <http-status code="414" text="Request-URI Too Large"/>. |
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798 Поле заголовка запроса также не должно превышать размера одного буфера, |
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799 иначе клиенту возвращается ошибка |
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800 <http-status code="400" text="Bad Request"/>. |
76
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801 Буферы выделяются только по мере необходимости. |
253
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802 По умолчанию размер одного буфера равен 8K байт. |
76
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803 Если по окончании обработки запроса соединение переходит в состояние |
253
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804 keep-alive, эти буферы освобождаются. |
76
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805 </para> |
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|
806 |
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|
807 </directive> |
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|
808 |
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|
809 |
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810 <directive name="limit_except"> |
271 | 811 <syntax block="yes"><value>метод</value> ...</syntax> |
99
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812 <default/> |
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813 <context>location</context> |
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814 |
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815 <para> |
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816 Ограничивает HTTP-методы, доступные внутри location. |
271 | 817 Параметр <value>метод</value> может быть одним из |
818 <literal>GET</literal>, | |
819 <literal>HEAD</literal>, | |
820 <literal>POST</literal>, | |
821 <literal>PUT</literal>, | |
822 <literal>DELETE</literal>, | |
823 <literal>MKCOL</literal>, | |
824 <literal>COPY</literal>, | |
825 <literal>MOVE</literal>, | |
826 <literal>OPTIONS</literal>, | |
827 <literal>PROPFIND</literal>, | |
828 <literal>PROPPATCH</literal>, | |
829 <literal>LOCK</literal>, | |
830 <literal>UNLOCK</literal> | |
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831 или |
271 | 832 <literal>PATCH</literal>. |
833 Если разрешён метод <literal>GET</literal>, то метод | |
834 <literal>HEAD</literal> также будет разрешён. | |
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835 Доступ к остальным методам может быть ограничен при помощи директив модулей |
79
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836 <link doc="ngx_http_access_module.xml">ngx_http_access_module</link> |
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837 и |
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838 <link doc="ngx_http_auth_basic_module.xml">ngx_http_auth_basic_module</link>: |
76
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839 <example> |
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840 limit_except GET { |
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841 allow 192.168.1.0/32; |
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842 deny all; |
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843 } |
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844 </example> |
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845 Обратите внимание, что данное ограничение действует для всех методов, |
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846 <emphasis>кроме</emphasis> GET и HEAD. |
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847 </para> |
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848 |
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849 </directive> |
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850 |
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851 |
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852 <directive name="limit_rate"> |
271 | 853 <syntax><value>скорость</value></syntax> |
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854 <default>0</default> |
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855 <context>http</context> |
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856 <context>server</context> |
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857 <context>location</context> |
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858 <context>if в location</context> |
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859 |
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860 <para> |
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861 Ограничивает скорость передачи ответа клиенту. |
76
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862 Скорость задаётся в байтах в секунду. |
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863 Значение 0 (установка по умолчанию) отключает ограничение скорости. |
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864 <!-- |
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865 Чем меньше скорость, тем более аккуратным будет ограничение. |
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866 --> |
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867 Ограничение срабатывает только для одного соединения, то есть если |
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868 клиент откроет 2 соединения, то суммарная скорость будет в 2 раза |
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869 выше заданного ограничения. |
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870 </para> |
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871 |
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872 <para> |
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873 Если необходимо ограничить скорость для части клиентов на уровне |
271 | 874 <link id="server">сервера</link>, то директива <literal>limit_rate</literal> |
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875 для этого не подходит. |
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876 Вместо этого следует задать желаемое ограничение скорости в переменной |
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877 <var>$limit_rate</var>: |
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878 <example> |
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879 server { |
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880 |
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881 if ($slow) { |
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882 set $limit_rate 4k; |
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883 } |
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884 |
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885 ... |
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886 } |
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887 </example> |
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888 </para> |
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|
889 |
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890 </directive> |
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|
891 |
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|
892 |
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|
893 <directive name="limit_rate_after"> |
271 | 894 <syntax><value>размер</value></syntax> |
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895 <default>0</default> |
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896 <context>http</context> |
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897 <context>server</context> |
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898 <context>location</context> |
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899 <context>if в location</context> |
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900 <appeared-in>0.8.0</appeared-in> |
76
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901 |
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902 <para> |
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903 Задаёт начальный объём данных, после передачи которого начинает |
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904 ограничиваться скорость передачи ответа клиенту. |
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905 </para> |
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906 |
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907 <para> |
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908 Пример: |
76
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909 <example> |
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|
910 location /flv/ { |
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911 flv; |
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912 limit_rate_after 500k; |
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913 limit_rate 50k; |
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914 } |
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|
915 </example> |
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|
916 </para> |
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|
917 |
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|
918 </directive> |
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|
919 |
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920 |
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921 <directive name="lingering_close"> |
271 | 922 <syntax> |
364 | 923 <literal>off</literal> | |
924 <literal>on</literal> | | |
925 <literal>always</literal></syntax> | |
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926 <default>on</default> |
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927 <context>http</context> |
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928 <context>server</context> |
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929 <context>location</context> |
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930 <appeared-in>1.1.0</appeared-in> |
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931 <appeared-in>1.0.6</appeared-in> |
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932 |
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933 <para> |
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934 Управляет закрытием соединений с клиентами. |
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935 </para> |
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936 |
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937 <para> |
271 | 938 Со значением по умолчанию “<literal>on</literal>” nginx будет |
253
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939 <link id="lingering_timeout">ждать</link> и |
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940 <link id="lingering_time">обрабатывать</link> дополнительные данные, |
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941 поступающие от клиента, перед полным закрытием соединения, но только |
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942 если эвристика указывает на то, что клиент может ещё послать данные. |
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943 </para> |
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944 |
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945 <para> |
271 | 946 Со значением “<literal>always</literal>” nginx всегда будет |
253
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947 ждать и обрабатывать дополнительные данные, поступающие от клиента. |
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948 </para> |
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949 |
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950 <para> |
271 | 951 Со значением “<literal>off</literal>” nginx не будет ждать поступления |
253
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952 дополнительных данных и сразу же закроет соединение. |
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953 Это нарушает протокол, поэтому не следует это использовать без нужды. |
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954 </para> |
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955 |
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956 </directive> |
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957 |
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958 |
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959 <directive name="lingering_time"> |
271 | 960 <syntax><value>время</value></syntax> |
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961 <default>30s</default> |
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962 <context>http</context> |
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963 <context>server</context> |
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964 <context>location</context> |
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965 |
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966 <para> |
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967 Если действует <link id="lingering_close"/>, |
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968 эта директива задаёт максимальное время, в течение которого nginx |
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969 будет обрабатывать (читать и игнорировать) дополнительные данные, |
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970 поступающие от клиента. |
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971 По прошествии этого времени соединение будет закрыто, даже если |
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972 будут ещё данные. |
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973 </para> |
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974 |
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975 </directive> |
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976 |
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977 |
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978 <directive name="lingering_timeout"> |
271 | 979 <syntax><value>время</value></syntax> |
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980 <default>5s</default> |
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981 <context>http</context> |
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982 <context>server</context> |
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983 <context>location</context> |
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984 |
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985 <para> |
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986 Если действует <link id="lingering_close"/>, эта директива задаёт |
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987 максимальное время ожидания поступления дополнительных данных от клиента. |
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988 Если в течение этого времени данные не были получены, соединение закрывается. |
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989 Иначе данные читаются и игнорируются, затем nginx снова ждёт поступления данных. |
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990 Цикл “ждать-читать-игнорировать” повторяется, но не дольше чем задано |
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991 директивой <link id="lingering_time"/>. |
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992 </para> |
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993 |
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994 </directive> |
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995 |
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996 |
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997 <directive name="listen"> |
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998 <syntax> |
364 | 999 <value>адрес</value>[:<value>порт</value>] |
1000 [<literal>default_server</literal>] | |
1001 [<literal>setfib</literal>=<value>число</value>] | |
1002 [<literal>backlog</literal>=<value>число</value>] | |
1003 [<literal>rcvbuf</literal>=<value>размер</value>] | |
1004 [<literal>sndbuf</literal>=<value>размер</value>] | |
1005 [<literal>accept_filter</literal>=<value>фильтр</value>] | |
1006 [<literal>deferred</literal>] | |
1007 [<literal>bind</literal>] | |
1008 [<literal>ipv6only</literal>=<literal>on</literal>|<literal>off</literal>] | |
1009 [<literal>ssl</literal>] | |
1010 [<literal>so_keepalive</literal>=<literal>on</literal>|<literal>off</literal>|[<value>keepidle</value>]:[<value>keepintvl</value>]:[<value>keepcnt</value>]]</syntax> | |
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1011 <syntax> |
364 | 1012 <value>порт</value> |
1013 [<literal>default_server</literal>] | |
1014 [<literal>setfib</literal>=<value>число</value>] | |
1015 [<literal>backlog</literal>=<value>число</value>] | |
1016 [<literal>rcvbuf</literal>=<value>размер</value>] | |
1017 [<literal>sndbuf</literal>=<value>размер</value>] | |
1018 [<literal>accept_filter</literal>=<value>фильтр</value>] | |
1019 [<literal>deferred</literal>] | |
1020 [<literal>bind</literal>] | |
1021 [<literal>ipv6only</literal>=<literal>on</literal>|<literal>off</literal>] | |
1022 [<literal>ssl</literal>] | |
1023 [<literal>so_keepalive</literal>=<literal>on</literal>|<literal>off</literal>|[<value>keepidle</value>]:[<value>keepintvl</value>]:[<value>keepcnt</value>]]</syntax> | |
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1024 <syntax> |
364 | 1025 <literal>unix:</literal><value>путь</value> |
1026 [<literal>default_server</literal>] | |
1027 [<literal>backlog</literal>=<value>число</value>] | |
1028 [<literal>rcvbuf</literal>=<value>размер</value>] | |
1029 [<literal>sndbuf</literal>=<value>размер</value>] | |
1030 [<literal>accept_filter</literal>=<value>фильтр</value>] | |
1031 [<literal>deferred</literal>] | |
1032 [<literal>bind</literal>] | |
1033 [<literal>ssl</literal>] | |
1034 [<literal>so_keepalive</literal>=<literal>on</literal>|<literal>off</literal>|[<value>keepidle</value>]:[<value>keepintvl</value>]:[<value>keepcnt</value>]]</syntax> | |
102
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1035 <default>*:80 | *:8000</default> |
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1036 <context>server</context> |
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1037 |
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1038 <para> |
271 | 1039 Задаёт <value>адрес</value> и <value>порт</value> для IP |
1040 или <value>путь</value> для UNIX-сокета, | |
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1041 на которых сервер будет принимать запросы. |
271 | 1042 Можно указать только <value>адрес</value> |
1043 или только <value>порт</value>. | |
1044 Кроме того, <value>адрес</value> может быть именем хоста, например: | |
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1045 <example> |
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1046 listen 127.0.0.1:8000; |
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1047 listen 127.0.0.1; |
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1048 listen 8000; |
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1049 listen *:8000; |
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1050 listen localhost:8000; |
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1051 </example> |
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1052 IPv6-адреса (0.7.36) задаются в квадратных скобках: |
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1053 <example> |
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1054 listen [::]:8000; |
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1055 listen [fe80::1]; |
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1056 </example> |
271 | 1057 UNIX-сокеты (0.8.21) задаются при помощи префикса “<literal>unix:</literal>”: |
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1058 <example> |
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1059 listen unix:/var/run/nginx.sock; |
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1060 </example> |
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1061 </para> |
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1062 |
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1063 <para> |
271 | 1064 Если указан только <value>адрес</value>, то используется порт 80. |
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1065 </para> |
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1066 |
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1067 <para> |
271 | 1068 Если директива не указана, то используется либо <literal>*:80</literal> |
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1069 (если nginx работает с привилегиями суперпользователя), |
271 | 1070 либо <literal>*:8000</literal>. |
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1071 </para> |
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1072 |
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1073 <para> |
271 | 1074 Если у директивы есть параметр <literal>default_server</literal>, то сервер, |
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1075 в котором описана эта директива, будет сервером по умолчанию для указанной пары |
271 | 1076 <value>адрес</value>:<value>порт</value>. |
1077 Если же директив с параметром <literal>default_server</literal> нет, то | |
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1078 сервером по умолчанию будет первый сервер, в котором описана пара |
271 | 1079 <value>адрес</value>:<value>порт</value>. |
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1080 адрес:порт. |
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1081 <note> |
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1082 До версии 0.8.21 этот параметр назывался просто |
271 | 1083 <literal>default</literal>. |
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1084 </note> |
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1085 </para> |
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1086 |
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1087 <para> |
271 | 1088 В директиве <literal>listen</literal> можно также указать несколько |
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1089 дополнительных параметров, специфичных для системных вызовов |
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1090 <c-func>listen</c-func> и <c-func>bind</c-func>. |
271 | 1091 Эти параметры можно задать в любой директиве <literal>listen</literal>, |
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1092 но только один раз для указанной пары |
271 | 1093 <value>адрес</value>:<value>порт</value>. |
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1094 <note> |
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1095 До версии 0.8.21 их можно было указывать лишь в директиве |
271 | 1096 <literal>listen</literal> с параметром <literal>default</literal>. |
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1097 </note> |
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1098 <list type="tag"> |
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1099 |
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1100 <tag-name> |
271 | 1101 <literal>setfib</literal>=<value>число</value> |
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1102 </tag-name> |
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1103 <tag-desc> |
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1104 этот параметр (0.8.44) задаёт для слушающего сокета соответствующую |
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1105 таблицу маршрутизации (FIB). |
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1106 В настоящий момент это работает только на FreeBSD. |
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1107 </tag-desc> |
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1108 |
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1109 <tag-name> |
271 | 1110 <literal>backlog</literal>=<value>число</value> |
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1111 </tag-name> |
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1112 <tag-desc> |
271 | 1113 задаёт параметр <literal>backlog</literal> в вызове |
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1114 <c-func>listen</c-func>. |
271 | 1115 По умолчанию <literal>backlog</literal> равен -1 для FreeBSD |
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1116 и 511 для других платформ. |
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1117 </tag-desc> |
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1118 |
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1119 <tag-name> |
271 | 1120 <literal>rcvbuf</literal>=<value>размер</value> |
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1121 </tag-name> |
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1122 <tag-desc> |
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1123 задаёт параметр <c-def>SO_RCVBUF</c-def> для слушающего сокета |
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1124 </tag-desc> |
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1125 |
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1126 <tag-name> |
271 | 1127 <literal>sndbuf</literal>=<value>размер</value> |
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1128 </tag-name> |
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1129 <tag-desc> |
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1130 задаёт параметр <c-def>SO_SNDBUF</c-def> для слушающего сокета |
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1131 </tag-desc> |
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1132 |
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1133 <tag-name> |
271 | 1134 <literal>accept_filter</literal>=<value>фильтр</value> |
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1135 </tag-name> |
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1136 <tag-desc> |
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1137 задаёт название accept-фильтра. |
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1138 Работает только на FreeBSD, можно использовать два фильтра — |
271 | 1139 <literal>dataready</literal> и <literal>httpready</literal>. |
253
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1140 По сигналу <c-def>SIGHUP</c-def> accept-фильтр можно менять только в |
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1141 последних версиях FreeBSD, начиная с 6.0, 5.4-STABLE и 4.11-STABLE. |
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1142 </tag-desc> |
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1143 |
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1144 <tag-name> |
271 | 1145 <literal>deferred</literal> |
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1146 </tag-name> |
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1147 <tag-desc> |
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1148 указывает использовать отложенный <c-func>accept</c-func> на Linux |
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1149 с помощью опции <c-def>TCP_DEFER_ACCEPT</c-def>. |
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1150 </tag-desc> |
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1151 |
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1152 <tag-name> |
271 | 1153 <literal>bind</literal> |
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1154 </tag-name> |
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1155 <tag-desc> |
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1156 указывает, что для данной пары |
271 | 1157 <value>адрес</value>:<value>порт</value> нужно делать |
253
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1158 <c-func>bind</c-func> отдельно. |
271 | 1159 Дело в том, что если описаны несколько директив <literal>listen</literal> |
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1160 с одинаковым портом, но разными адресами и одна из директив |
271 | 1161 <literal>listen</literal> слушает на всех адресах для данного порта |
1162 (<literal>*:</literal><value>порт</value>, то nginx сделает | |
1163 <c-func>bind</c-func> только на <literal>*:</literal><value>порт</value>. | |
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1164 Необходимо заметить, что в этом случае для определения адреса, на которой |
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1165 пришло соединение, делается системный вызов <c-func>getsockname</c-func>. |
271 | 1166 Если же используются параметры <literal>backlog</literal>, |
1167 <literal>rcvbuf</literal>, <literal>sndbuf</literal>, | |
1168 <literal>accept_filter</literal>, <literal>deferred</literal> | |
1169 или <literal>so_keepalive</literal>, то для данной пары | |
1170 <value>адрес</value>:<value>порт</value> всегда делается | |
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1171 отдельный вызов <c-func>bind</c-func>. |
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1172 </tag-desc> |
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1173 |
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1174 <tag-name> |
271 | 1175 <literal>ipv6only</literal>=<literal>on</literal>|<literal>off</literal> |
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1176 </tag-name> |
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1177 <tag-desc> |
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1178 параметр (0.7.42) задаёт значение параметра <c-def>IPV6_V6ONLY</c-def> |
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1179 для слушающего сокета. |
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1180 Установить этот параметр можно только один раз на старте. |
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1181 </tag-desc> |
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1182 |
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1183 <tag-name> |
271 | 1184 <literal>ssl</literal> |
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1185 </tag-name> |
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1186 <tag-desc> |
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1187 этот параметр (0.7.14) не имеет отношения к системным вызовам |
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1188 <c-func>listen</c-func> и <c-func>bind</c-func>, а позволяет указать, |
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1189 что все соединения, принимаемые на этом порту, должны работать |
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1190 в режиме SSL. |
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1191 Это позволяет задать компактную конфигурацию для сервера, |
367
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1192 работающего сразу в двух режимах — HTTP и HTTPS. |
76
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1193 <example> |
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1194 listen 80; |
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1195 listen 443 default ssl; |
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1196 </example> |
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1197 </tag-desc> |
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1198 |
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1199 <tag-name> |
271 | 1200 <literal>so_keepalive</literal>=<literal>on</literal>|<literal>off</literal>|[<value>keepidle</value>]:[<value>keepintvl</value>]:[<value>keepcnt</value>] |
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1201 </tag-name> |
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1202 <tag-desc> |
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1203 этот параметр (1.1.11) конфигурирует для слушающего сокета |
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1204 поведение “TCP keepalive”. |
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1205 Если этот параметр опущен, то для сокета будут действовать |
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1206 стандартные системные настройки. |
271 | 1207 Если он установлен в значение “<literal>on</literal>”, то для сокета |
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1208 включается опция <c-def>SO_KEEPALIVE</c-def>. |
271 | 1209 Если он установлен в значение “<literal>off</literal>”, то для сокета |
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1210 опция <c-def>SO_KEEPALIVE</c-def> выключается. |
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1211 Некоторые операционные системы поддерживают настройку параметров |
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1212 “TCP keepalive” на уровне сокета посредством опций |
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1213 <c-def>TCP_KEEPIDLE</c-def>, <c-def>TCP_KEEPINTVL</c-def> и |
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1214 <c-def>TCP_KEEPCNT</c-def>. |
397
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1215 На таких системах (в настоящий момент это Linux 2.4+, NetBSD 5+ и |
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1216 FreeBSD 10.0-CURRENT) |
271 | 1217 их можно сконфигурировать с помощью параметров <value>keepidle</value>, |
1218 <value>keepintvl</value> и <value>keepcnt</value>. | |
1219 Один или два параметра могут быть опущены, в таком случае для | |
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1220 соответствующей опции сокета будут действовать стандартные |
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1221 системные настройки. |
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1222 Например, |
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1223 <example>so_keepalive=30m::10</example> |
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1224 установит таймаут бездействия (<c-def>TCP_KEEPIDLE</c-def>) в 30 минут, |
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1225 для интервала проб (<c-def>TCP_KEEPINTVL</c-def>) будет действовать |
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1226 стандартная системная настройка, а счётчик проб (<c-def>TCP_KEEPCNT</c-def>) |
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1227 будет равен 10. |
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1228 </tag-desc> |
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1229 |
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1230 </list> |
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1231 </para> |
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1232 |
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1233 <para> |
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1234 Пример: |
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1235 <example> |
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1236 listen 127.0.0.1 default accept_filter=dataready backlog=1024; |
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1237 </example> |
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1238 </para> |
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1239 |
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1240 </directive> |
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1241 |
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1242 |
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1243 <directive name="location"> |
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1244 <syntax block="yes">[ |
364 | 1245 <literal>=</literal> | |
1246 <literal>~</literal> | | |
1247 <literal>~*</literal> | | |
1248 <literal>^~</literal> | |
1249 ] <value>uri</value></syntax> | |
271 | 1250 <syntax block="yes"><literal>@</literal><value>имя</value></syntax> |
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1251 <default/> |
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1252 <context>server</context> |
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1253 <context>location</context> |
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1254 |
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1255 <para> |
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1256 Устанавливает конфигурацию в зависимости от URI запроса. |
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1257 location можно задать префиксной строкой или регулярным выражением. |
271 | 1258 Регулярные выражения задаются либо с префиксом “<literal>~*</literal>” |
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1259 (для поиска совпадения без учёта регистра символов), |
271 | 1260 либо с префиксом “<literal>~</literal>” (с учётом регистра). |
253
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1261 Чтобы найти location, соответствующий запросу, вначале проверяются |
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1262 location'ы, заданные префиксными строками (префиксные location'ы). |
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1263 Среди них ищется максимальное совпадение. |
253
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1264 Затем проверяются регулярные выражения, в порядке их следования |
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1265 в конфигурационном файле. |
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1266 Проверка регулярных выражений прекращается после первого же совпадения, |
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1267 и используется соответствующая конфигурация. |
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1268 Если совпадение с регулярным выражением не найдено, то используется |
253
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1269 конфигурация максимально совпавшего префиксного location'а. |
76
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1270 </para> |
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|
1271 |
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1272 <para> |
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1273 location'ы могут быть вложенными, с некоторыми исключениями, |
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1274 о которых говорится ниже. |
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1275 </para> |
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1276 |
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1277 <para> |
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1278 Для операционных систем, нечувствительных к регистру символов, таких |
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1279 как Mac OS X и Cygwin, сравнение с префиксными строками производится |
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1280 без учёта регистра (0.7.7). |
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1281 Однако, сравнение ограничено только однобайтными locale'ями. |
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|
1282 </para> |
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|
1283 |
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1284 <para> |
253
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1285 Регулярные выражения могут содержать выделения (0.7.40), которые могут |
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1286 затем использоваться в других директивах. |
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|
1287 </para> |
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|
1288 |
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|
1289 <para> |
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1290 Если у максимального совпавшего префиксного location'а указан префикс |
271 | 1291 “<literal>^~</literal>”, то регулярные выражения не проверяются. |
76
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|
1292 </para> |
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|
1293 |
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1294 <para> |
271 | 1295 Кроме того, с помощью префикса “<literal>=</literal>” можно задать точное |
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1296 совпадение URI и location. |
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1297 При точном совпадении поиск сразу же прекращается. |
271 | 1298 Например, если запрос “<literal>/</literal>” случается часто, то |
1299 указав “<literal>location = /</literal>”, можно ускорить обработку | |
253
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|
1300 этих запросов, так как поиск прекратится после первого же сравнения. |
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1301 Очевидно, что такой location не может иметь вложенные location'ы. |
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|
1302 </para> |
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|
1303 |
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|
1304 <para> |
253
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1305 <note> |
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1306 В версиях с 0.7.1 по 0.8.41, если запрос точно совпал с префиксным |
271 | 1307 location'ом без префиксов “<literal>=</literal>” и “<literal>^~</literal>”, |
253
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1308 то поиск тоже сразу же прекращается и регулярные выражения также |
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1309 не проверяются. |
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1310 </note> |
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|
1311 </para> |
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|
1312 |
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|
1313 <para> |
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|
1314 Проиллюстрируем вышесказанное примером: |
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|
1315 <example> |
253
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1316 location = / { |
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1317 [ конфигурация А ] |
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1318 } |
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1319 |
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1320 location / { |
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1321 [ конфигурация Б ] |
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|
1322 } |
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|
1323 |
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1324 location ^~ /images/ { |
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1325 [ конфигурация В ] |
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1326 } |
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|
1327 |
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1328 location ~* \.(gif|jpg|jpeg)$ { |
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1329 [ конфигурация Г ] |
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1330 } |
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1331 </example> |
271 | 1332 Для запроса “<literal>/</literal>” будет выбрана конфигурация А, |
367
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|
1333 для запроса “<literal>/documents/document.html</literal>” — конфигурация Б, |
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|
1334 для запроса “<literal>/images/1.gif</literal>” — конфигурация В, |
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diff
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|
1335 а для запроса “<literal>/documents/1.jpg</literal>” — конфигурация Г. |
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|
1336 </para> |
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|
1337 |
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1338 <para> |
271 | 1339 Префикс “<literal>@</literal>” задаёт именованный location. |
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1340 Такой location не используется при обычной обработке запросов, а |
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1341 предназначен только для перенаправления в него запросов. |
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1342 Такие location'ы не могут быть вложенными и не могут содержать |
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1343 вложенные location'ы. |
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1344 </para> |
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1345 |
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1346 <!-- |
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1347 <migration from="Apache" directive="Location" /> |
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1348 --> |
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1349 |
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1350 </directive> |
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|
1351 |
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|
1352 |
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1353 <directive name="log_not_found"> |
271 | 1354 <syntax><literal>on</literal> | <literal>off</literal></syntax> |
102
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1355 <default>on</default> |
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1356 <context>http</context> |
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1357 <context>server</context> |
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1358 <context>location</context> |
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1359 |
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1360 <para> |
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1361 Разрешает или запрещает записывать в |
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1362 <link doc="../ngx_core_module.xml" id="error_log"/> |
76
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1363 ошибки о том, что файл не найден. |
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1364 </para> |
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|
1365 |
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|
1366 </directive> |
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|
1367 |
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|
1368 |
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1369 <directive name="log_subrequest"> |
271 | 1370 <syntax><literal>on</literal> | <literal>off</literal></syntax> |
102
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1371 <default>off</default> |
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1372 <context>http</context> |
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1373 <context>server</context> |
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1374 <context>location</context> |
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1375 |
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1376 <para> |
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1377 Разрешает или запрещает записывать в |
106
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1378 <link doc="ngx_http_log_module.xml" id="access_log"/> |
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1379 подзапросы. |
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1380 </para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1381 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1382 </directive> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1383 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1384 |
253
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parents:
222
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|
1385 <directive name="max_ranges"> |
271 | 1386 <syntax><value>число</value></syntax> |
253
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222
diff
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|
1387 <default/> |
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Bring the ngx_http_core_module documentation up to date.
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parents:
222
diff
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|
1388 <context>http</context> |
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Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
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|
1389 <context>server</context> |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
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|
1390 <context>location</context> |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
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|
1391 |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
1392 <para> |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
1393 Ограничивает максимальное допустимое число диапазонов в запросах с |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
1394 указанием диапазона запрашиваемых байт (byte-range requests). |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
1395 Запросы, превышающие указанное ограничение, обрабатываются как |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
1396 если бы они не содержали указания диапазонов. |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
1397 По умолчанию ограничения нет. |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
1398 Значение 0 полностью запрещает поддержку диапазонов. |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
1399 </para> |
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Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
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|
1400 |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
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|
1401 </directive> |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
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|
1402 |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
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parents:
222
diff
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|
1403 |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1404 <directive name="merge_slashes"> |
271 | 1405 <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:
99
diff
changeset
|
1406 <default>on</default> |
253
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Bring the ngx_http_core_module documentation up to date.
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parents:
222
diff
changeset
|
1407 <context>http</context> |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
1408 <context>server</context> |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1409 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1410 <para> |
253
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Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
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|
1411 Разрешает или запрещает преобразование URI путём замены двух и более подряд |
271 | 1412 идущих слэшей (“<literal>/</literal>”) в один. |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1413 </para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1414 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1415 <para> |
280 | 1416 Необходимо иметь в виду, что это преобразование необходимо для корректной |
253
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
1417 проверки префиксных строк и регулярных выражений. |
364 | 1418 Если его не делать, то запрос “<literal>//scripts/one.php</literal>” |
1419 не попадёт в | |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1420 <example> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1421 location /scripts/ { |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1422 ... |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1423 } |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1424 </example> |
253
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Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
1425 и может быть обслужен как статический файл. |
271 | 1426 Поэтому он преобразуется к виду “<literal>/scripts/one.php</literal>”. |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1427 </para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1428 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1429 <para> |
253
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Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
1430 Запрет преобразования может понадобиться, если в URI используются имена, |
271 | 1431 закодированные методом base64, в котором задействован символ |
1432 “<literal>/</literal>”. | |
253
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Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
1433 Однако по соображениям безопасности лучше избегать отключения преобразования. |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1434 </para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1435 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1436 <para> |
253
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Bring the ngx_http_core_module documentation up to date.
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parents:
222
diff
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|
1437 Если директива указана на уровне |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
1438 <link id="server"/> |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
1439 в сервере по умолчанию, то её значение распространяется на |
381 | 1440 все виртуальные серверы, слушающие на том же адресе и порту. |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1441 </para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1442 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1443 </directive> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1444 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1445 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1446 <directive name="msie_padding"> |
271 | 1447 <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:
99
diff
changeset
|
1448 <default>on</default> |
253
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
1449 <context>http</context> |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
1450 <context>server</context> |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
1451 <context>location</context> |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1452 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1453 <para> |
253
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
1454 Разрешает или запрещает добавлять в ответы для MSIE со статусом больше 400 |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1455 комментарий для увеличения размера ответа до 512 байт. |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1456 </para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1457 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1458 </directive> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1459 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1460 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1461 <directive name="msie_refresh"> |
271 | 1462 <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:
99
diff
changeset
|
1463 <default>off</default> |
253
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Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
1464 <context>http</context> |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
1465 <context>server</context> |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
1466 <context>location</context> |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1467 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1468 <para> |
253
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
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222
diff
changeset
|
1469 Разрешает или запрещает выдавать для MSIE клиентов refresh'ы вместо |
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Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
1470 перенаправлений. |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1471 </para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1472 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1473 </directive> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1474 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1475 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1476 <directive name="open_file_cache"> |
271 | 1477 <syntax><literal>off</literal></syntax> |
253
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parents:
222
diff
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|
1478 <syntax> |
271 | 1479 <literal>max</literal>=<value>N</value> |
1480 [<literal>inactive</literal>=<value>время</value>]</syntax> | |
102
c76a257f3fd4
The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
parents:
99
diff
changeset
|
1481 <default>off</default> |
253
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Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
1482 <context>http</context> |
ff1e139a8c98
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Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
1483 <context>server</context> |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
1484 <context>location</context> |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1485 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1486 <para> |
253
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Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
1487 Задаёт кэш, в котором могут храниться: |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1488 <list type="bullet"> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1489 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1490 <listitem> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1491 дескрипторы открытых файлов, информация об их размерах и времени модификации; |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1492 </listitem> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1493 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1494 <listitem> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1495 информация о существовании каталогов; |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1496 </listitem> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1497 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1498 <listitem> |
367
f4033b9bc4ec
- Removed unnecessary instances of unbreakable space.
Ruslan Ermilov <ru@nginx.com>
parents:
364
diff
changeset
|
1499 информация об ошибках поиска файла — “нет файла”, “нет прав на чтение” |
253
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
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parents:
222
diff
changeset
|
1500 и тому подобное. |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
1501 <note> |
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Bring the ngx_http_core_module documentation up to date.
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parents:
222
diff
changeset
|
1502 Кэширование ошибок нужно разрешить отдельно директивой |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1503 <link id="open_file_cache_errors"/>. |
253
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Bring the ngx_http_core_module documentation up to date.
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parents:
222
diff
changeset
|
1504 </note> |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1505 </listitem> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1506 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1507 </list> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1508 </para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1509 |
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|
1510 <para> |
253
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1511 У директивы есть следующие параметры: |
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1512 <list type="tag"> |
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1513 |
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|
1514 <tag-name> |
271 | 1515 <literal>max</literal> |
253
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|
1516 </tag-name> |
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|
1517 <tag-desc> |
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|
1518 задаёт максимальное число элементов в кэше; |
274
457c54242cfa
Stole translation of LRU from ngx_http_proxy_module.
Ruslan Ermilov <ru@nginx.com>
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271
diff
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|
1519 при переполнении кэша удаляются самые невостребованные элементы (LRU); |
253
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1520 </tag-desc> |
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1521 |
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|
1522 <tag-name> |
271 | 1523 <literal>inactive</literal> |
253
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1524 </tag-name> |
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1525 <tag-desc> |
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1526 задаёт время, после которого элемент кэша удаляется, если к нему |
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|
1527 не было обращений в течение этого времени; по умолчанию 60 секунд; |
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|
1528 </tag-desc> |
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1529 |
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1530 <tag-name> |
271 | 1531 <literal>off</literal> |
253
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1532 </tag-name> |
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1533 <tag-desc> |
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1534 запрещает кэш. |
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1535 </tag-desc> |
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|
1536 |
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|
1537 </list> |
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Maxim Dounin <mdounin@mdounin.ru>
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|
1538 </para> |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
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diff
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|
1539 |
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|
1540 <para> |
253
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1541 Пример: |
76
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|
1542 <example> |
253
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1543 open_file_cache max=1000 inactive=20s; |
76
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|
1544 open_file_cache_valid 30s; |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
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|
1545 open_file_cache_min_uses 2; |
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|
1546 open_file_cache_errors on; |
253
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|
1547 <!-- |
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|
1548 open_file_cache_events on; |
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|
1549 --> |
76
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|
1550 </example> |
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Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
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diff
changeset
|
1551 </para> |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
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diff
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|
1552 |
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Maxim Dounin <mdounin@mdounin.ru>
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diff
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|
1553 </directive> |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
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diff
changeset
|
1554 |
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Maxim Dounin <mdounin@mdounin.ru>
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|
1555 |
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|
1556 <directive name="open_file_cache_errors"> |
271 | 1557 <syntax><literal>on</literal> | <literal>off</literal></syntax> |
102
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The directive name is now automatically printed in <default> and <syntax>.
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|
1558 <default>off</default> |
253
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1559 <context>http</context> |
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|
1560 <context>server</context> |
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|
1561 <context>location</context> |
76
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|
1562 |
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|
1563 <para> |
253
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|
1564 Разрешает или запрещает кэширование ошибок поиска файлов в |
76
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Maxim Dounin <mdounin@mdounin.ru>
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|
1565 <link id="open_file_cache"/>. |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
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diff
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|
1566 </para> |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
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diff
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|
1567 |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
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|
1568 </directive> |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
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|
1569 |
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Maxim Dounin <mdounin@mdounin.ru>
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|
1570 |
253
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|
1571 <!-- |
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|
1572 |
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|
1573 <directive name="open_file_cache_events"> |
271 | 1574 <syntax><literal>on</literal> | <literal>off</literal></syntax> |
253
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|
1575 <default>off</default> |
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|
1576 <context>http</context> |
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|
1577 <context>server</context> |
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|
1578 <context>location</context> |
76
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|
1579 |
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|
1580 <para> |
253
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|
1581 Разрешает использование событий ядра для проверки актуальности элементов |
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|
1582 <link id="open_file_cache"/>. |
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|
1583 Эта директива работает только совместно с методом |
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|
1584 <link doc="../events.xml" id="kqueue"/>. |
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|
1585 Заметьте, что только NetBSD 2.0+ и FreeBSD 6.0+ |
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|
1586 поддерживают события для файловых систем произвольного типа. |
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|
1587 Другие операционные системы поддерживают события только для |
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|
1588 основных файловых систем, таких как UFS или FFS. |
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1589 </para> |
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1590 |
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1591 </directive> |
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1592 |
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|
1593 --> |
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1594 |
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1595 |
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1596 <directive name="open_file_cache_min_uses"> |
271 | 1597 <syntax><value>число</value></syntax> |
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1598 <default>1</default> |
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1599 <context>http</context> |
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1600 <context>server</context> |
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1601 <context>location</context> |
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1602 |
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1603 <para> |
271 | 1604 Задаёт минимальное <value>число</value> обращений к файлу |
1605 в течение времени, заданного параметром <literal>inactive</literal> | |
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1606 директивы <link id="open_file_cache"/>, после которого дескриптор |
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1607 файла будет оставаться открытым в кэше. |
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1608 </para> |
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|
1609 |
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|
1610 </directive> |
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Maxim Dounin <mdounin@mdounin.ru>
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|
1611 |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
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|
1612 |
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|
1613 <directive name="open_file_cache_valid"> |
271 | 1614 <syntax><value>время</value></syntax> |
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1615 <default>60s</default> |
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1616 <context>http</context> |
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1617 <context>server</context> |
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1618 <context>location</context> |
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|
1619 |
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|
1620 <para> |
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1621 Определяет время, через которое следует проверять актуальность информации |
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|
1622 об элементе в |
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1623 <link id="open_file_cache"/>. |
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1624 <!-- |
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1625 При включенном |
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1626 <link id="open_file_cache_events"/> |
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1627 открытые дескрипторы файлов проверяются лишь единожды, а затем обновляются |
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|
1628 по факту их изменения. |
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1629 --> |
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1630 </para> |
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|
1631 |
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Maxim Dounin <mdounin@mdounin.ru>
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|
1632 </directive> |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1633 |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1634 |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
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|
1635 <directive name="optimize_server_names"> |
271 | 1636 <syntax><literal>on</literal> | <literal>off</literal></syntax> |
253
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1637 <default>off</default> |
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1638 <context>http</context> |
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|
1639 <context>server</context> |
76
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|
1640 |
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|
1641 <para> |
253
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1642 Директива устарела, вместо неё следует использовать директиву |
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1643 <link id="server_name_in_redirect"/>. |
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1644 </para> |
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1645 |
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1646 <!-- |
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1647 <para> |
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|
1648 Разрешает или запрещает оптимизировать проверку имени хоста в name-based |
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|
1649 виртуальных серверах. |
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|
1650 Проверка в частности влияет на имя хоста, используемого в перенаправлениях. |
381 | 1651 Если оптимизация разрешена и все name-based серверы, слушающие на одной |
253
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|
1652 паре адрес:порт, имеют одинаковую конфигурацию, то во время исполнения запроса |
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|
1653 имена не проверяются и в перенаправлениях используется первое имя сервера. |
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|
1654 Если в перенаправлении нужно использовать имя хоста, переданное клиентом, |
76
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|
1655 то оптимизацию нужно выключить. |
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|
1656 </para> |
253
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1657 --> |
76
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|
1658 |
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Maxim Dounin <mdounin@mdounin.ru>
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|
1659 </directive> |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1660 |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
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diff
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|
1661 |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
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|
1662 <directive name="port_in_redirect"> |
271 | 1663 <syntax><literal>on</literal> | <literal>off</literal></syntax> |
102
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|
1664 <default>on</default> |
253
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1665 <context>http</context> |
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1666 <context>server</context> |
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|
1667 <context>location</context> |
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1668 |
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|
1669 <para> |
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|
1670 Разрешает или запрещает указывать порт в перенаправлениях, выдаваемых nginx'ом. |
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|
1671 </para> |
76
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|
1672 |
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Maxim Dounin <mdounin@mdounin.ru>
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|
1673 <para> |
253
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|
1674 См. также директиву <link id="server_name_in_redirect"/>. |
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1675 </para> |
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|
1676 |
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1677 </directive> |
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1678 |
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|
1679 |
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|
1680 <directive name="postpone_output"> |
271 | 1681 <syntax><value>размер</value></syntax> |
253
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|
1682 <default>1460</default> |
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|
1683 <context>http</context> |
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|
1684 <context>server</context> |
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|
1685 <context>location</context> |
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|
1686 |
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|
1687 <para> |
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|
1688 Если это возможно, то отправка данных клиенту будет отложена пока nginx не |
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|
1689 накопит по крайней мере указанное количество байт для отправки. |
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|
1690 Значение 0 запрещает отложенную отправку данных. |
76
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|
1691 </para> |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1692 |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1693 </directive> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1694 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1695 |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
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|
1696 <directive name="read_ahead"> |
271 | 1697 <syntax><value>размер</value></syntax> |
102
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|
1698 <default>0</default> |
253
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|
1699 <context>http</context> |
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|
1700 <context>server</context> |
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|
1701 <context>location</context> |
76
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|
1702 |
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|
1703 <para> |
253
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|
1704 Задаёт ядру размер предчтения при работе с файлами. |
76
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|
1705 </para> |
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Maxim Dounin <mdounin@mdounin.ru>
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|
1706 |
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|
1707 <para> |
253
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|
1708 На Linux используется системный вызов |
271 | 1709 <literal>posix_fadvise(0, 0, 0, POSIX_FADV_SEQUENTIAL)</literal>, |
1710 поэтому параметр <value>размер</value> там игнорируется. | |
253
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1711 </para> |
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1712 |
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1713 <para> |
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|
1714 На FreeBSD используется системный вызов |
271 | 1715 <literal>fcntl(O_READAHEAD, |
1716 </literal><value>размер</value><literal>)</literal>, | |
253
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1717 появившийся во FreeBSD 9.0-CURRENT. |
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1718 Для FreeBSD 7 необходимо установить |
76
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1719 <link url="http://sysoev.ru/freebsd/patch.readahead.txt">патч</link>. |
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|
1720 </para> |
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Maxim Dounin <mdounin@mdounin.ru>
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|
1721 |
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Maxim Dounin <mdounin@mdounin.ru>
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|
1722 </directive> |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
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|
1723 |
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Maxim Dounin <mdounin@mdounin.ru>
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|
1724 |
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|
1725 <directive name="recursive_error_pages"> |
271 | 1726 <syntax><literal>on</literal> | <literal>off</literal></syntax> |
102
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|
1727 <default>off</default> |
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1728 <context>http</context> |
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1729 <context>server</context> |
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1730 <context>location</context> |
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|
1731 |
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1732 <para> |
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1733 Разрешает или запрещает делать несколько перенаправлений через директиву |
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1734 <link id="error_page"/>. |
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1735 </para> |
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1736 |
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1737 </directive> |
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1738 |
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1739 |
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1740 <directive name="request_pool_size"> |
271 | 1741 <syntax><value>размер</value></syntax> |
253
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1742 <default>4k</default> |
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1743 <context>http</context> |
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1744 <context>server</context> |
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1745 |
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1746 <para> |
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1747 Позволяет производить точную настройку выделений памяти |
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1748 под конкретные запросы. |
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1749 Эта директива не оказывает существенного влияния на |
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1750 производительность и её не следует использовать. |
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|
1751 </para> |
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|
1752 |
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|
1753 </directive> |
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|
1754 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1755 |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1756 <directive name="reset_timedout_connection"> |
364 | 1757 <syntax><literal>on</literal> | <literal>off</literal></syntax> |
102
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The directive name is now automatically printed in <default> and <syntax>.
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99
diff
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|
1758 <default>off</default> |
253
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1759 <context>http</context> |
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|
1760 <context>server</context> |
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diff
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|
1761 <context>location</context> |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1762 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1763 <para> |
253
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|
1764 Разрешает или запрещает сброс соединений по таймауту. |
367
f4033b9bc4ec
- Removed unnecessary instances of unbreakable space.
Ruslan Ermilov <ru@nginx.com>
parents:
364
diff
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|
1765 Сброс делается следующим образом — перед закрытием сокета для него |
253
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|
1766 ставится опция |
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|
1767 <c-def>SO_LINGER</c-def> |
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|
1768 с таймаутом 0. |
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|
1769 После чего при закрытии сокета клиенту отсылается TCP RST, а вся память, |
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Bring the ngx_http_core_module documentation up to date.
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|
1770 связанная с этим сокетом, освобождается. |
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|
1771 Это позволяет избежать длительного нахождения уже закрытого сокета в |
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Bring the ngx_http_core_module documentation up to date.
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|
1772 состоянии FIN_WAIT1 с заполненными буферами. |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1773 </para> |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1774 |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1775 <para> |
253
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|
1776 Необходимо отметить, что keep-alive соединения по истечении таймаута |
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Ruslan Ermilov <ru@nginx.com>
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diff
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|
1777 закрываются обычным образом. |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1778 </para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1779 |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1780 </directive> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1781 |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1782 |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1783 <directive name="resolver"> |
253
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|
1784 <syntax> |
271 | 1785 <value>адрес</value> ... |
1786 [<literal>valid</literal>=<value>время</value>]</syntax> | |
99
1d315ef37215
The case <default/> is now language-agnostic.
Ruslan Ermilov <ru@nginx.com>
parents:
79
diff
changeset
|
1787 <default/> |
253
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|
1788 <context>http</context> |
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|
1789 <context>server</context> |
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|
1790 <context>location</context> |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1791 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1792 <para> |
318
4a0fe9283dc7
Word polishing in the description of the "server" directive.
Ruslan Ermilov <ru@nginx.com>
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280
diff
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|
1793 Задаёт серверы DNS, используемые для преобразования имён вышестоящих серверов |
253
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|
1794 в адреса, например: |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
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|
1795 <example> |
253
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|
1796 resolver 127.0.0.1 192.0.2.1; |
76
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Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1797 </example> |
271 | 1798 Параметр <value>адрес</value> может быть задан либо |
253
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|
1799 IPv4-адресом, либо именем хоста; |
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|
1800 во втором случае используется первый полученный IPv4-адрес. |
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|
1801 Серверы DNS опрашиваются циклически. |
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|
1802 <note> |
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|
1803 До версии 1.1.7 можно было задать лишь один DNS-сервер. |
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1804 </note> |
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|
1805 По умолчанию nginx кэширует ответы, используя значение TTL из ответа. |
271 | 1806 Необязательный параметр <literal>valid</literal> позволяет это |
253
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|
1807 переопределить: |
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|
1808 <example> |
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1809 resolver 127.0.0.1 192.0.2.1 valid=30s; |
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1810 </example> |
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|
1811 <note> |
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|
1812 До версии 1.1.9 настройка времени кэширования была невозможна |
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|
1813 и nginx всегда кэшировал ответы на срок в 5 минут. |
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|
1814 </note> |
76
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Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
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diff
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|
1815 </para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1816 |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1817 </directive> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1818 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1819 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1820 <directive name="resolver_timeout"> |
271 | 1821 <syntax><value>время</value></syntax> |
102
c76a257f3fd4
The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
parents:
99
diff
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|
1822 <default>30s</default> |
253
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|
1823 <context>http</context> |
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1824 <context>server</context> |
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|
1825 <context>location</context> |
76
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Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1826 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1827 <para> |
253
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|
1828 Задаёт таймаут для преобразования имени в адрес, например: |
76
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Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
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diff
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|
1829 <example> |
253
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|
1830 resolver_timeout 5s; |
76
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Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
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|
1831 </example> |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1832 </para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1833 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1834 </directive> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1835 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1836 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1837 <directive name="root"> |
271 | 1838 <syntax><value>путь</value></syntax> |
102
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The directive name is now automatically printed in <default> and <syntax>.
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|
1839 <default>html</default> |
253
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|
1840 <context>http</context> |
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|
1841 <context>server</context> |
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1842 <context>location</context> |
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|
1843 <context>if в location</context> |
76
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Maxim Dounin <mdounin@mdounin.ru>
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|
1844 |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
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|
1845 <para> |
253
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|
1846 Задаёт корневой каталог для запросов. |
76
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Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
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|
1847 Например, при такой конфигурации |
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Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
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|
1848 <example> |
253
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|
1849 location /i/ { |
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1850 root /data/w3; |
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|
1851 } |
76
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Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
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|
1852 </example> |
271 | 1853 в ответ на запрос “<literal>/i/top.gif</literal>” будет отдан файл |
253
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|
1854 <path>/data/w3/i/top.gif</path>. |
76
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Maxim Dounin <mdounin@mdounin.ru>
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|
1855 </para> |
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Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1856 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
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|
1857 <para> |
271 | 1858 В значении параметра <value>путь</value> можно использовать переменные, |
253
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|
1859 кроме <var>$document_root</var> и <var>$realpath_root</var>. |
76
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Maxim Dounin <mdounin@mdounin.ru>
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changeset
|
1860 </para> |
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Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1861 |
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Maxim Dounin <mdounin@mdounin.ru>
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|
1862 <para> |
253
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|
1863 Путь к файлу формируется путём простого добавления URI к значению директивы |
271 | 1864 <literal>root</literal>. |
253
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|
1865 Если же URI необходимо поменять, следует воспользоваться директивой |
76
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1866 <link id="alias"/>. |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1867 </para> |
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1868 |
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Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1869 </directive> |
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1870 |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1871 |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
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changeset
|
1872 <directive name="satisfy"> |
271 | 1873 <syntax><literal>all</literal> | <literal>any</literal></syntax> |
102
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|
1874 <default>all</default> |
253
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|
1875 <context>http</context> |
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|
1876 <context>server</context> |
76
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1877 <context>location</context> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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1878 |
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1879 <para> |
271 | 1880 Разрешает доступ, если оба (<literal>all</literal>) |
1881 или хотя бы один (<literal>any</literal>) из модулей | |
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1882 <link doc="ngx_http_access_module.xml">ngx_http_access_module</link> |
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1883 и <link doc="ngx_http_auth_basic_module.xml">ngx_http_auth_basic_module</link> |
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1884 разрешают доступ. |
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1885 </para> |
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1886 |
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1887 <para> |
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1888 Пример: |
76
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1889 <example> |
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1890 location / { |
253
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1891 satisfy any; |
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1892 |
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1893 allow 192.168.1.0/32; |
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1894 deny all; |
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1895 |
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1896 auth_basic "closed site"; |
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1897 auth_basic_user_file conf/htpasswd; |
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1898 } |
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1899 </example> |
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1900 </para> |
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1901 |
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1902 </directive> |
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1903 |
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1904 |
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1905 <directive name="satisfy_any"> |
271 | 1906 <syntax><literal>on</literal> | <literal>off</literal></syntax> |
102
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1907 <default>off</default> |
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1908 <context>http</context> |
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1909 <context>server</context> |
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1910 <context>location</context> |
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1911 |
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1912 <para> |
406
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1913 Эта директива была заменена параметром <literal>any</literal> |
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1914 директивы <link id="satisfy"/>. |
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1915 </para> |
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1916 |
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1917 </directive> |
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1918 |
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1919 |
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1920 <directive name="send_lowat"> |
271 | 1921 <syntax><value>размер</value></syntax> |
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1922 <default>0</default> |
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1923 <context>http</context> |
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1924 <context>server</context> |
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1925 <context>location</context> |
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1926 |
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1927 <para> |
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1928 При установке в ненулевое значение nginx будет пытаться минимизировать |
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1929 число операций отправки на клиентских сокетах либо при помощи флага |
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1930 <c-def>NOTE_LOWAT</c-def> метода |
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1931 <link doc="../events.xml" id="kqueue"/>, |
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1932 либо при помощи опции сокета <c-def>SO_SNDLOWAT</c-def>, |
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1933 с указанным размером. |
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1934 </para> |
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1935 |
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1936 <para> |
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1937 Эта директива игнорируется на Linux, Solaris и Windows. |
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1938 </para> |
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1939 |
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1940 </directive> |
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1941 |
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1942 |
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1943 <directive name="send_timeout"> |
271 | 1944 <syntax><value>время</value></syntax> |
253
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1945 <default>60s</default> |
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1946 <context>http</context> |
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1947 <context>server</context> |
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1948 <context>location</context> |
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1949 |
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1950 <para> |
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1951 Задаёт таймаут при передаче ответа клиенту. |
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1952 Таймаут устанавливается не на всю передачу ответа, |
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1953 а только между двумя операциями записями. |
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1954 Если по истечении этого времени клиент ничего не примет, |
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1955 соединение будет закрыто. |
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1956 </para> |
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1957 |
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1958 </directive> |
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1959 |
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|
1960 |
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1961 <directive name="sendfile"> |
253
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1962 |
271 | 1963 <syntax><literal>on</literal> | <literal>off</literal></syntax> |
102
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1964 <default>off</default> |
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1965 <context>http</context> |
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1966 <context>server</context> |
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1967 <context>location</context> |
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1968 <context>if в location</context> |
76
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1969 |
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1970 <para> |
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1971 Разрешает или запрещает использовать |
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1972 <c-func>sendfile</c-func>. |
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1973 </para> |
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1974 |
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1975 </directive> |
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1976 |
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1977 |
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1978 <directive name="sendfile_max_chunk"> |
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1979 |
271 | 1980 <syntax><value>размер</value></syntax> |
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1981 <default>0</default> |
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1982 <context>http</context> |
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1983 <context>server</context> |
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1984 <context>location</context> |
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1985 |
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1986 <para> |
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1987 При установке в ненулевое значение ограничивает объём данных, |
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1988 который может передан за один вызов <c-func>sendfile</c-func>. |
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1989 Без этого ограничения одно быстрое соединение может целиком |
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1990 захватить рабочий процесс. |
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1991 </para> |
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1992 |
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1993 </directive> |
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|
1994 |
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|
1995 |
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1996 <directive name="server"> |
108
72524ae53106
Explicitly marked directives with the block syntax. Such directives will
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1997 <syntax block="yes"/> |
99
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The case <default/> is now language-agnostic.
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1998 <default/> |
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1999 <context>http</context> |
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|
2000 |
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2001 <para> |
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|
2002 Задаёт конфигурацию для виртуального сервера. |
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2003 Чёткого разделения виртуальных серверов на IP-based (на основании IP-адреса) |
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|
2004 и name-based (на основании поля <header>Host</header> заголовка запроса) нет. |
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|
2005 Вместо этого директивами <link id="listen"/> описываются все |
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|
2006 адреса и порты, на которых нужно принимать соединения для этого сервера, |
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|
2007 а в директиве <link id="server_name"/> указываются все имена серверов. |
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|
2008 Пример конфигурации описан в документе по |
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|
2009 <link doc="../virtual_hosts.xml"> |
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Maxim Dounin <mdounin@mdounin.ru>
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|
2010 настройке виртуальных серверов</link>. |
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Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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|
2011 </para> |
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2012 |
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2013 </directive> |
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2014 |
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Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2015 |
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Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2016 <directive name="server_name"> |
271 | 2017 <syntax><value>имя</value> ...</syntax> |
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|
2018 <default>""</default> |
76
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Maxim Dounin <mdounin@mdounin.ru>
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|
2019 <context>server</context> |
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Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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changeset
|
2020 |
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Maxim Dounin <mdounin@mdounin.ru>
parents:
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|
2021 <para> |
253
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|
2022 Задаёт имена виртуального сервера, например: |
76
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Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2023 <example> |
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Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
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|
2024 server { |
253
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|
2025 server_name example.com www.example.com; |
76
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2026 } |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2027 </example> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2028 </para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2029 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2030 <para> |
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Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2031 Первое имя становится основным именем сервера. |
271 | 2032 В именах серверов можно использовать звёздочку (“<literal>*</literal>”) |
253
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|
2033 для замены первой или последней части имени: |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2034 <example> |
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Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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|
2035 server { |
253
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|
2036 server_name example.com *.example.com www.example.*; |
76
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2037 } |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2038 </example> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2039 </para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2040 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2041 <para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2042 Два первых вышеприведённых имени можно объединить в одно: |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2043 <example> |
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Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2044 server { |
253
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|
2045 server_name .example.com; |
76
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2046 } |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2047 </example> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2048 </para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2049 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2050 <para> |
271 | 2051 Если параметр равен “<var>$hostname</var>” (0.9.4), то |
253
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|
2052 подставляется имя хоста (hostname) машины. |
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Ruslan Ermilov <ru@nginx.com>
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|
2053 </para> |
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|
2054 |
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|
2055 <para> |
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|
2056 В качестве имени сервера можно также использовать регулярное выражение, |
271 | 2057 указав перед ним тильду (“<literal>~</literal>”): |
76
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Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2058 <example> |
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Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2059 server { |
253
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|
2060 server_name www.example.com ~^www\d+\.example\.com$; |
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|
2061 } |
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|
2062 </example> |
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|
2063 </para> |
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|
2064 |
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|
2065 <para> |
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|
2066 Регулярное выражение может содержать выделения (0.7.40), |
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parents:
222
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|
2067 которые могут затем использоваться в других директивах: |
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Ruslan Ermilov <ru@nginx.com>
parents:
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|
2068 <example> |
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|
2069 server { |
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|
2070 server_name ~^(www\.)?(.+)$; |
76
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Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2071 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2072 location / { |
253
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|
2073 root /sites/$2; |
76
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Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2074 } |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2075 } |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2076 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2077 server { |
253
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changeset
|
2078 server_name _; |
76
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Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2079 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2080 location / { |
253
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|
2081 root /sites/default; |
76
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Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2082 } |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2083 } |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2084 </example> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2085 </para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2086 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2087 <para> |
253
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|
2088 Именованные выделения в регулярном выражении создают переменные (0.8.25), |
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|
2089 которые могут затем использоваться в других директивах: |
76
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Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2090 <example> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2091 server { |
253
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|
2092 server_name ~^(www\.)?(?<domain>.+)$; |
76
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Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2093 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2094 location / { |
253
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|
2095 root /sites/$domain; |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2096 } |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2097 } |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2098 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2099 server { |
253
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|
2100 server_name _; |
76
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Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2101 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2102 location / { |
253
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|
2103 root /sites/default; |
76
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Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2104 } |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2105 } |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2106 </example> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2107 </para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2108 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2109 <para> |
253
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222
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changeset
|
2110 Возможно также указать пустое имя сервера (0.7.11): |
76
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Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2111 <example> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2112 server { |
253
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changeset
|
2113 server_name www.example.com ""; |
76
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Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2114 } |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2115 </example> |
253
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|
2116 Это позволяет обрабатывать запросы без поля <header>Host</header> заголовка |
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changeset
|
2117 запроса в этом сервере, а не в сервере по умолчанию для данной пары адрес:порт. |
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|
2118 Это настройка по умолчанию. |
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|
2119 <note> |
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diff
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|
2120 До 0.8.48 по умолчанию использовалось имя хоста (hostname) машины. |
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diff
changeset
|
2121 </note> |
76
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2122 </para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2123 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2124 <para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2125 Порядок проверки имён следующий: |
253
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|
2126 <list type="enum"> |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2127 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2128 <listitem> |
253
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Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2129 полные имена |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2130 </listitem> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2131 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2132 <listitem> |
271 | 2133 имена с маской в начале имени, например “<literal>*.example.com</literal>” |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2134 </listitem> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2135 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2136 <listitem> |
271 | 2137 имена с маской в конце имени, например “<literal>mail.*</literal>” |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2138 </listitem> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2139 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2140 <listitem> |
253
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2141 регулярные выражения |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2142 </listitem> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2143 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2144 </list> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2145 </para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2146 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2147 </directive> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2148 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2149 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2150 <directive name="server_name_in_redirect"> |
271 | 2151 <syntax><literal>on</literal> | <literal>off</literal></syntax> |
253
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2152 <default>off</default> |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2153 <context>http</context> |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2154 <context>server</context> |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2155 <context>location</context> |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2156 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2157 <para> |
253
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2158 Разрешает или запрещает использовать в перенаправлениях, выдаваемых nginx'ом, |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2159 основное имя сервера, задаваемое директивой |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2160 <link id="server_name"/>. |
253
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2161 Если запрещено, то используется имя, указанное в поле <header>Host</header> |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2162 заголовка запроса. |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2163 Если же этого поля нет, то используется IP-адрес сервера. |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2164 </para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2165 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2166 <para> |
253
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2167 См. также директиву <link id="port_in_redirect"/>. |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2168 </para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2169 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2170 </directive> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2171 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2172 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2173 <directive name="server_names_hash_bucket_size"> |
271 | 2174 <syntax><value>размер</value></syntax> |
253
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2175 <default>32|64|128</default> |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2176 <context>http</context> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2177 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2178 <para> |
253
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2179 Задаёт размер корзины в хэш-таблицах имён серверов. |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2180 Значение по умолчанию зависит от размера строки кэша процессора. |
253
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2181 Подробнее смотрите в документе по |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2182 <link doc="../hash.xml">настройке хэшей</link>. |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2183 </para> |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2184 |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2185 </directive> |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2186 |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2187 |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2188 <directive name="server_names_hash_max_size"> |
271 | 2189 <syntax><value>размер</value></syntax> |
253
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2190 <default>512</default> |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2191 <context>http</context> |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2192 |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2193 <para> |
271 | 2194 Задаёт максимальный <value>размер</value> хэш-таблиц имён серверов. |
253
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2195 Подробнее смотрите в документе по |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2196 <link doc="../hash.xml">настройке хэшей</link>. |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2197 </para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2198 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2199 </directive> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2200 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2201 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2202 <directive name="server_tokens"> |
271 | 2203 <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:
99
diff
changeset
|
2204 <default>on</default> |
253
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2205 <context>http</context> |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2206 <context>server</context> |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2207 <context>location</context> |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2208 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2209 <para> |
253
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2210 Разрешает или запрещает выдавать версию nginx'а в сообщениях об ошибках и |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2211 в поле <header>Server</header> заголовка ответа. |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2212 </para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2213 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2214 </directive> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2215 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2216 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2217 <directive name="tcp_nodelay"> |
271 | 2218 <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:
99
diff
changeset
|
2219 <default>on</default> |
253
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Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2220 <context>http</context> |
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Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2221 <context>server</context> |
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Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2222 <context>location</context> |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2223 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2224 <para> |
253
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Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2225 Разрешает или запрещает использование опции <c-def>TCP_NODELAY</c-def>. |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2226 Опция включаются только при переходе соединения в состояние keep-alive. |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2227 </para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2228 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2229 </directive> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2230 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2231 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2232 <directive name="tcp_nopush"> |
271 | 2233 <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:
99
diff
changeset
|
2234 <default>off</default> |
253
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Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2235 <context>http</context> |
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Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2236 <context>server</context> |
ff1e139a8c98
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Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2237 <context>location</context> |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2238 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2239 <para> |
253
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Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2240 Разрешает или запрещает использование опции сокета |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2241 <c-def>TCP_NOPUSH</c-def> во FreeBSD или |
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Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2242 <c-def>TCP_CORK</c-def> в Linux. |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2243 Опции включаются только при использовании <link id="sendfile"/>. |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2244 Включение опции позволяет |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2245 <list type="bullet"> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2246 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2247 <listitem> |
253
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parents:
222
diff
changeset
|
2248 передавать заголовок ответа и начало файла в одном пакете |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2249 в Linux и во FreeBSD 4.*; |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2250 </listitem> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2251 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2252 <listitem> |
253
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Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2253 передавать файл полными пакетами. |
76
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Maxim Dounin <mdounin@mdounin.ru>
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|
2254 </listitem> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2255 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2256 </list> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2257 </para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2258 |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2259 </directive> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2260 |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2261 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2262 <directive name="try_files"> |
364 | 2263 <syntax><value>файл</value> ... <value>uri</value></syntax> |
2264 <syntax><value>файл</value> ... =<value>код</value></syntax> | |
99
1d315ef37215
The case <default/> is now language-agnostic.
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79
diff
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|
2265 <default/> |
253
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|
2266 <context>server</context> |
76
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Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2267 <context>location</context> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2268 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
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|
2269 <para> |
253
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|
2270 Проверяет существование файлов в заданном порядке и использует |
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Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
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222
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|
2271 для обработки запроса первый найденный файл, причём обработка |
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Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
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222
diff
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|
2272 делается в контексте этого же location'а. |
271 | 2273 Путь к файлу строится из параметра <value>файл</value> |
253
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Ruslan Ermilov <ru@nginx.com>
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|
2274 в соответствии с директивами |
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Ruslan Ermilov <ru@nginx.com>
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diff
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|
2275 <link id="root"/> и <link id="alias"/>. |
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222
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|
2276 С помощью слэша в конце имени можно проверить существование каталога, |
271 | 2277 например, “<literal>$uri/</literal>”. |
253
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Ruslan Ermilov <ru@nginx.com>
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222
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|
2278 В случае, если ни один файл не найден, то делается внутреннее |
271 | 2279 перенаправление на <value>uri</value>, заданный последним параметром. |
253
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Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
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|
2280 Например: |
ff1e139a8c98
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222
diff
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|
2281 <example> |
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222
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|
2282 location /images/ { |
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222
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|
2283 try_files $uri /images/default.gif; |
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Ruslan Ermilov <ru@nginx.com>
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|
2284 } |
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Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
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|
2285 |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
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|
2286 location = /images/default.gif { |
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222
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|
2287 expires 30s; |
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222
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|
2288 } |
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Ruslan Ermilov <ru@nginx.com>
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|
2289 </example> |
271 | 2290 Последний параметр может также указывать на именованный location, |
253
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222
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|
2291 смотрите примеры ниже. |
271 | 2292 С версии 0.7.51 последний параметр может также быть кодом: |
76
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2293 <example> |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
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|
2294 location / { |
253
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|
2295 try_files $uri $uri/index.html $uri.html =404; |
76
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
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|
2296 } |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2297 </example> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2298 </para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2299 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2300 <para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2301 Пример использования при проксировании Mongrel: |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2302 <example> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
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|
2303 location / { |
253
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|
2304 try_files /system/maintenance.html |
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Bring the ngx_http_core_module documentation up to date.
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|
2305 $uri $uri/index.html $uri.html |
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222
diff
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|
2306 @mongrel; |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2307 } |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2308 |
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Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
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|
2309 location @mongrel { |
253
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|
2310 proxy_pass http://mongrel; |
76
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2311 } |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2312 </example> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2313 </para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2314 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2315 <para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2316 Пример использования вместе с Drupal/FastCGI: |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2317 <example> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2318 location / { |
253
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|
2319 try_files $uri $uri/ @drupal; |
76
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2320 } |
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Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2321 |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2322 location ~ \.php$ { |
253
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Ruslan Ermilov <ru@nginx.com>
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|
2323 try_files $uri @drupal; |
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Ruslan Ermilov <ru@nginx.com>
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|
2324 |
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Ruslan Ermilov <ru@nginx.com>
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|
2325 fastcgi_pass ...; |
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|
2326 |
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222
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|
2327 fastcgi_param SCRIPT_FILENAME /path/to$fastcgi_script_name; |
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|
2328 fastcgi_param SCRIPT_NAME $fastcgi_script_name; |
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|
2329 fastcgi_param QUERY_STRING $args; |
76
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2330 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2331 ... прочие fastcgi_param |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2332 } |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2333 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
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|
2334 location @drupal { |
253
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|
2335 fastcgi_pass ...; |
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2336 |
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|
2337 fastcgi_param SCRIPT_FILENAME /path/to/index.php; |
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|
2338 fastcgi_param SCRIPT_NAME /index.php; |
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Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
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|
2339 fastcgi_param QUERY_STRING q=$uri&$args; |
76
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2340 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2341 ... прочие fastcgi_param |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2342 } |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2343 </example> |
271 | 2344 В следующем примере директива <literal>try_files</literal> |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2345 <example> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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|
2346 location / { |
253
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|
2347 try_files $uri $uri/ @drupal; |
76
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2348 } |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2349 </example> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2350 аналогична директивам |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2351 <example> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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|
2352 location / { |
253
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|
2353 error_page 404 = @drupal; |
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|
2354 log_not_found off; |
76
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2355 } |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2356 </example> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2357 А здесь |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2358 <example> |
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Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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|
2359 location ~ \.php$ { |
253
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|
2360 try_files $uri @drupal; |
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|
2361 |
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|
2362 fastcgi_pass ...; |
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|
2363 |
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222
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changeset
|
2364 fastcgi_param SCRIPT_FILENAME /path/to$fastcgi_script_name; |
76
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2365 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2366 ... |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2367 } |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2368 </example> |
271 | 2369 <literal>try_files</literal> проверяет существование PHP-файла, |
76
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Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2370 прежде чем передать запрос FastCGI-серверу. |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2371 </para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2372 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2373 <para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2374 Пример использования вместе с Wordpress и Joomla: |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2375 <example> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2376 location / { |
253
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|
2377 try_files $uri $uri/ @wordpress; |
76
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Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2378 } |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2379 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2380 location ~ \.php$ { |
253
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|
2381 try_files $uri @wordpress; |
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|
2382 |
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2383 fastcgi_pass ...; |
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2384 |
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2385 fastcgi_param SCRIPT_FILENAME /path/to$fastcgi_script_name; |
76
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2386 ... прочие fastcgi_param |
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Maxim Dounin <mdounin@mdounin.ru>
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|
2387 } |
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Maxim Dounin <mdounin@mdounin.ru>
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|
2388 |
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|
2389 location @wordpress { |
253
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2390 fastcgi_pass ...; |
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2391 |
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2392 fastcgi_param SCRIPT_FILENAME /path/to/index.php; |
76
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2393 ... прочие fastcgi_param |
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Maxim Dounin <mdounin@mdounin.ru>
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|
2394 } |
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Maxim Dounin <mdounin@mdounin.ru>
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|
2395 </example> |
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
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|
2396 </para> |
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2397 |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
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|
2398 </directive> |
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2399 |
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Maxim Dounin <mdounin@mdounin.ru>
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|
2400 |
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|
2401 <directive name="types"> |
108
72524ae53106
Explicitly marked directives with the block syntax. Such directives will
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2402 <syntax block="yes"/> |
102
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2403 <default> |
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2404 text/html html; |
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|
2405 image/gif gif; |
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|
2406 image/jpeg jpg; |
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2407 </default> |
253
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2408 <context>http</context> |
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2409 <context>server</context> |
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2410 <context>location</context> |
76
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2411 |
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2412 <para> |
253
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2413 Задаёт соответствие расширений имён файлов и MIME-типов ответов. |
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2414 Расширения нечувствительны к регистру символов. |
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2415 Одному MIME-типу может соответствовать несколько расширений, например: |
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2416 <example> |
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2417 types { |
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2418 application/octet-stream bin exe dll; |
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2419 application/octet-stream deb; |
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2420 application/octet-stream dmg; |
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2421 } |
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2422 </example> |
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2423 </para> |
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2424 |
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2425 <para> |
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2426 Достаточно полная таблица соответствий входит в дистрибутив nginx |
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2427 и находится в файле <path>conf/mime.types</path>. |
76
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|
2428 </para> |
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Maxim Dounin <mdounin@mdounin.ru>
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|
2429 |
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|
2430 <para> |
253
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|
2431 Для того, чтобы для определённого location'а для всех ответов |
271 | 2432 выдавался MIME-тип “<literal>application/octet-stream</literal>”, |
253
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|
2433 можно использовать следующее: |
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|
2434 <example> |
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2435 location /download/ { |
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2436 types { } |
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2437 default_type application/octet-stream; |
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2438 } |
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|
2439 </example> |
76
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|
2440 </para> |
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2441 |
253
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2442 </directive> |
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2443 |
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2444 |
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2445 <directive name="types_hash_bucket_size"> |
271 | 2446 <syntax><value>размер</value></syntax> |
253
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2447 <default>32|64|128</default> |
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2448 <context>http</context> |
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2449 <context>server</context> |
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2450 <context>location</context> |
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2451 |
76
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2452 <para> |
253
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2453 Задаёт размер корзины в хэш-таблицах типов. |
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2454 Значение по умолчанию зависит от размера строки кэша процессора. |
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|
2455 Подробнее смотрите в документе по |
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|
2456 <link doc="../hash.xml">настройке хэшей</link>. |
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2457 </para> |
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2458 |
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2459 </directive> |
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|
2460 |
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|
2461 |
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|
2462 <directive name="types_hash_max_size"> |
271 | 2463 <syntax><value>размер</value></syntax> |
253
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|
2464 <default>1024</default> |
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|
2465 <context>http</context> |
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|
2466 <context>server</context> |
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2467 <context>location</context> |
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2468 |
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|
2469 <para> |
271 | 2470 Задаёт максимальный <value>размер</value> хэш-таблиц типов. |
253
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|
2471 Подробнее смотрите в документе по |
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|
2472 <link doc="../hash.xml">настройке хэшей</link>. |
76
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|
2473 </para> |
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Maxim Dounin <mdounin@mdounin.ru>
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diff
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|
2474 |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
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diff
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|
2475 </directive> |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
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diff
changeset
|
2476 |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2477 |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
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|
2478 <directive name="underscores_in_headers"> |
271 | 2479 <syntax><literal>on</literal> | <literal>off</literal></syntax> |
102
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|
2480 <default>off</default> |
253
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|
2481 <context>http</context> |
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|
2482 <context>server</context> |
76
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|
2483 |
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|
2484 <para> |
253
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|
2485 Разрешает или запрещает использование символов подчёркивания в |
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|
2486 полях заголовка запроса клиента. |
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|
2487 Если запрещено, поля заголовка запроса, в чьих именах есть подчёркивания, |
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|
2488 помечаются как недопустимые и подпадают под действие директивы |
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|
2489 <link id="ignore_invalid_headers"/>. |
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2490 </para> |
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2491 |
426
1d6dc85ed324
Specifying "ignore_invalid_headers" or "underscores_in_headers" on the
Ruslan Ermilov <ru@nginx.com>
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419
diff
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|
2492 <para> |
1d6dc85ed324
Specifying "ignore_invalid_headers" or "underscores_in_headers" on the
Ruslan Ermilov <ru@nginx.com>
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419
diff
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|
2493 Директива может быть указана на уровне <link id="server"/> |
1d6dc85ed324
Specifying "ignore_invalid_headers" or "underscores_in_headers" on the
Ruslan Ermilov <ru@nginx.com>
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diff
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|
2494 в сервере по умолчанию. |
1d6dc85ed324
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|
2495 В этом случае её значение распространяется на все виртуальные серверы, |
1d6dc85ed324
Specifying "ignore_invalid_headers" or "underscores_in_headers" on the
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diff
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|
2496 слушающие на том же адресе и порту. |
1d6dc85ed324
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diff
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|
2497 </para> |
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|
2498 |
253
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2499 </directive> |
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2500 |
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2501 |
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2502 <directive name="variables_hash_bucket_size"> |
271 | 2503 <syntax><value>размер</value></syntax> |
253
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2504 <default>64</default> |
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2505 <context>http</context> |
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2506 |
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2507 <para> |
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2508 Задаёт размер корзины в хэш-таблице переменных. |
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2509 Подробнее смотрите в документе по |
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2510 <link doc="../hash.xml">настройке хэшей</link>. |
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2511 </para> |
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2512 |
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2513 </directive> |
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2514 |
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2515 |
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2516 <directive name="variables_hash_max_size"> |
271 | 2517 <syntax><value>размер</value></syntax> |
253
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2518 <default>512</default> |
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2519 <context>http</context> |
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2520 |
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2521 <para> |
271 | 2522 Задаёт максимальный <value>размер</value> хэш-таблицы переменных. |
253
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2523 Подробнее смотрите в документе по |
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2524 <link doc="../hash.xml">настройке хэшей</link>. |
76
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2525 </para> |
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2526 |
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2527 </directive> |
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2528 |
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2529 </section> |
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2530 |
364 | 2531 |
253
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2532 <section id="variables" name="Встроенные переменные"> |
76
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2533 |
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|
2534 <para> |
364 | 2535 Модуль <literal>ngx_http_core_module</literal> поддерживает встроенные |
2536 переменные, имена которых совпадают с именами переменных веб-сервера Apache. | |
253
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2537 Прежде всего, это переменные, представляющие из себя поля заголовка |
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2538 запроса клиента, такие как <var>$http_user_agent</var>, <var>$http_cookie</var> |
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2539 и тому подобное. |
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2540 Кроме того, есть и другие переменные: |
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2541 <list type="tag"> |
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2542 |
271 | 2543 <tag-name><var>$arg_</var><value>имя</value></tag-name> |
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2544 <tag-desc> |
271 | 2545 аргумент <value>имя</value> в строке запроса |
253
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2546 </tag-desc> |
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2547 |
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2548 <tag-name><var>$args</var></tag-name> |
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2549 <tag-desc> |
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2550 аргументы в строке запроса |
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2551 </tag-desc> |
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2552 |
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2553 <tag-name><var>$binary_remote_addr</var></tag-name> |
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2554 <tag-desc> |
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2555 адрес клиента в бинарном виде, длина значения всегда 4 байта |
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2556 </tag-desc> |
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2557 |
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2558 <tag-name><var>$body_bytes_sent</var></tag-name> |
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2559 <tag-desc> |
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2560 число байт, переданное клиенту, без учёта заголовка ответа |
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2561 </tag-desc> |
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2562 |
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2563 <tag-name><var>$content_length</var></tag-name> |
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2564 <tag-desc> |
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2565 поле <header>Content-Length</header> заголовка запроса |
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2566 </tag-desc> |
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2567 |
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2568 <tag-name><var>$content_type</var></tag-name> |
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2569 <tag-desc> |
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2570 поле <header>Content-Type</header> заголовка запроса |
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2571 </tag-desc> |
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2572 |
271 | 2573 <tag-name><var>$cookie_</var><value>имя</value></tag-name> |
253
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2574 <tag-desc> |
271 | 2575 cookie <value>имя</value> |
253
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2576 </tag-desc> |
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2577 |
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2578 <tag-name><var>$document_root</var></tag-name> |
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2579 <tag-desc> |
436
3a9f39341c7c
- Documented the "from" parameter of the "disable_symlinks" directive,
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|
2580 значение директивы <link id="root"/> или <link id="alias"/> |
3a9f39341c7c
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|
2581 для текущего запроса |
253
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2582 </tag-desc> |
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2583 |
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2584 <tag-name><var>$document_uri</var></tag-name> |
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2585 <tag-desc> |
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2586 то же, что и <var>$uri</var> |
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2587 </tag-desc> |
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2588 |
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2589 <tag-name><var>$host</var></tag-name> |
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2590 <tag-desc> |
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2591 поле <header>Host</header> заголовка запроса, |
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2592 или имя сервера, соответствующего запросу, если этого поля нет |
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2593 </tag-desc> |
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2594 |
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2595 <tag-name><var>$hostname</var></tag-name> |
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2596 <tag-desc> |
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2597 имя хоста |
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2598 </tag-desc> |
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2599 |
271 | 2600 <tag-name><var>$http_</var><value>имя</value></tag-name> |
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2601 <tag-desc> |
271 | 2602 поле <value>имя</value> заголовка запроса |
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2603 </tag-desc> |
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2604 |
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2605 <tag-name><var>$https</var></tag-name> |
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2606 <tag-desc> |
271 | 2607 “<literal>on</literal>” |
253
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2608 если соединение работает в режиме SSL, |
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2609 либо пустая строка |
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2610 </tag-desc> |
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2611 |
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2612 <tag-name><var>$is_args</var></tag-name> |
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2613 <tag-desc> |
271 | 2614 “<literal>?</literal>”, если в строке запроса есть аргументы, |
253
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2615 и пустая строка, если их нет |
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2616 </tag-desc> |
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2617 |
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2618 <tag-name><var>$limit_rate</var></tag-name> |
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2619 <tag-desc> |
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2620 позволяет ограничивать скорость соединения |
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2621 </tag-desc> |
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2622 |
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2623 <tag-name><var>$nginx_version</var></tag-name> |
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2624 <tag-desc> |
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2625 версия nginx |
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2626 </tag-desc> |
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2627 |
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2628 <tag-name><var>$pid</var></tag-name> |
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2629 <tag-desc> |
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2630 номер (PID) рабочего процесса |
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2631 </tag-desc> |
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2632 |
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2633 <tag-name><var>$query_string</var></tag-name> |
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2634 <tag-desc> |
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2635 то же, что и <var>$args</var> |
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2636 </tag-desc> |
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2637 |
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2638 <tag-name><var>$realpath_root</var></tag-name> |
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2639 <tag-desc> |
436
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2640 абсолютный путь, соответствующий |
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|
2641 значению директивы <link id="root"/> или <link id="alias"/> |
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|
2642 для текущего запроса, |
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2643 в котором все символические ссылки преобразованы в реальные пути |
253
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2644 </tag-desc> |
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2645 |
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2646 <tag-name><var>$remote_addr</var></tag-name> |
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2647 <tag-desc> |
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2648 адрес клиента |
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2649 </tag-desc> |
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2650 |
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2651 <tag-name><var>$remote_port</var></tag-name> |
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2652 <tag-desc> |
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2653 порт клиента |
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2654 </tag-desc> |
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2655 |
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2656 <tag-name><var>$remote_user</var></tag-name> |
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2657 <tag-desc> |
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2658 имя пользователя, использованное в Basic аутентификации |
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2659 </tag-desc> |
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2660 |
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2661 <tag-name><var>$request</var></tag-name> |
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2662 <tag-desc> |
431
0412333658fe
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|
2663 первоначальная строка запроса целиком |
253
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2664 </tag-desc> |
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2665 |
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2666 <tag-name><var>$request_body</var></tag-name> |
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2667 <tag-desc> |
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2668 тело запроса |
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2669 <para> |
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2670 Значение переменной появляется в location'ах, обрабатываемых |
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2671 директивами |
106
56457a474903
If text of the link is not provided, the @id is used.
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|
2672 <link doc="ngx_http_proxy_module.xml" id="proxy_pass"/> |
253
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2673 и |
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2674 <link doc="ngx_http_fastcgi_module.xml" id="fastcgi_pass"/>. |
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2675 </para> |
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2676 </tag-desc> |
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2677 |
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2678 <tag-name><var>$request_body_file</var></tag-name> |
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2679 <tag-desc> |
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2680 имя временного файла, в котором хранится тело запроса |
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2681 <para> |
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2682 По завершению обработки файл необходимо удалить. |
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|
2683 Для того, чтобы тело запроса всегда записывалось в файл, |
406
98dac2bd7598
Links with mixed underscores and spaces were hard to read, eliminated them.
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|
2684 следует включить <link id="client_body_in_file_only"/>. |
253
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2685 При передаче имени временного файла в проксированном запросе |
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|
2686 или в запросе к FastCGI-серверу следует запретить передачу самого |
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|
2687 тела директивами |
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2688 <link doc="ngx_http_proxy_module.xml" id="proxy_pass_request_body"> |
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2689 proxy_pass_request_body off</link> |
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2690 или |
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2691 <link doc="ngx_http_fastcgi_module.xml" id="fastcgi_pass_request_body"> |
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2692 fastcgi_pass_request_body off</link> |
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2693 соответственно. |
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2694 </para> |
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2695 </tag-desc> |
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2696 |
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2697 <tag-name><var>$request_completion</var></tag-name> |
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2698 <tag-desc> |
271 | 2699 “<literal>OK</literal>” если запрос завершился, |
253
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2700 либо пустая строка |
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2701 </tag-desc> |
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2702 |
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2703 <tag-name><var>$request_filename</var></tag-name> |
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2704 <tag-desc> |
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2705 путь к файлу для текущего запроса, формируемый из директив |
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2706 <link id="root"/> или <link id="alias"/> и URI запроса |
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2707 </tag-desc> |
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2708 |
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2709 <tag-name><var>$request_method</var></tag-name> |
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2710 <tag-desc> |
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2711 метод запроса, обычно |
271 | 2712 “<literal>GET</literal>” или “<literal>POST</literal>” |
253
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2713 </tag-desc> |
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2714 |
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2715 <tag-name><var>$request_uri</var></tag-name> |
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2716 <tag-desc> |
431
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2717 первоначальный URI запроса целиком (с аргументами) |
253
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2718 </tag-desc> |
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2719 |
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2720 <tag-name><var>$scheme</var></tag-name> |
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2721 <tag-desc> |
271 | 2722 схема запроса, “<literal>http</literal>” или “<literal>https</literal>” |
253
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2723 </tag-desc> |
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2724 |
271 | 2725 <tag-name><var>$sent_http_</var><value>имя</value></tag-name> |
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2726 <tag-desc> |
271 | 2727 поле <value>имя</value> заголовка ответа |
253
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2728 </tag-desc> |
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2729 |
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2730 <tag-name><var>$server_addr</var></tag-name> |
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2731 <tag-desc> |
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2732 адрес сервера, принявшего запрос |
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2733 <para> |
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2734 Получение значения этой переменной обычно требует одного системного вызова. |
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2735 Чтобы избежать системного вызова, в директивах <link id="listen"/> |
271 | 2736 следует указывать адреса и использовать параметр <literal>bind</literal>. |
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2737 </para> |
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2738 </tag-desc> |
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2739 |
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2740 <tag-name><var>$server_name</var></tag-name> |
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2741 <tag-desc> |
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2742 имя сервера, принявшего запрос |
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2743 </tag-desc> |
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2744 |
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2745 <tag-name><var>$server_port</var></tag-name> |
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2746 <tag-desc> |
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2747 порт сервера, принявшего запрос |
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2748 </tag-desc> |
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2749 |
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2750 <tag-name><var>$server_protocol</var></tag-name> |
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2751 <tag-desc> |
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2752 протокол сервера, обычно |
271 | 2753 “<literal>HTTP/1.0</literal>” |
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2754 или |
271 | 2755 “<literal>HTTP/1.1</literal>” |
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2756 </tag-desc> |
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2757 |
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2758 <tag-name><var>$uri</var></tag-name> |
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2759 <tag-desc> |
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2760 текущий URI запроса |
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2761 <para> |
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2762 Он может отличаться от первоначального, например, при внутренних |
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2763 перенаправлениях или при использовании индексных файлов. |
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2764 </para> |
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2765 </tag-desc> |
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2766 |
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2767 </list> |
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2768 </para> |
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2769 |
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2770 </section> |
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2771 |
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2772 </module> |