Mercurial > hg > nginx-site
annotate xml/ru/docs/http/ngx_http_core_module.xml @ 426:1d6dc85ed324
Specifying "ignore_invalid_headers" or "underscores_in_headers" on the
server level in a default server affects all virtual servers listening
on the same address:port.
author | Ruslan Ermilov <ru@nginx.com> |
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date | Mon, 27 Feb 2012 10:36:08 +0000 |
parents | 8fa5f2273014 |
children | 2b9507b2cdf3 |
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"> |
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457 <syntax> |
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458 <literal>on</literal> | |
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459 <literal>off</literal> | |
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460 <literal>if_not_owner</literal></syntax> |
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461 <default>off</default> |
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462 <context>http</context> |
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463 <context>server</context> |
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464 <context>location</context> |
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465 <appeared-in>1.1.15</appeared-in> |
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466 |
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467 <para> |
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468 Определяет, как следует поступать с символическими ссылками |
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469 при открытии файлов: |
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470 <list type="tag"> |
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471 |
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472 <tag-name><literal>off</literal></tag-name> |
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473 <tag-desc> |
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474 Символические ссылки в пути никак специально не обрабатываются. |
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475 Это стандартное поведение. |
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476 </tag-desc> |
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477 |
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478 <tag-name><literal>on</literal></tag-name> |
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479 <tag-desc> |
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480 Если любой компонент пути является символической ссылкой, |
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481 доступ к файлу запрещается. |
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482 </tag-desc> |
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483 |
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484 <tag-name><literal>if_not_owner</literal></tag-name> |
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485 <tag-desc> |
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486 Доступ к файлу запрещается, если любой компонент пути |
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487 является символической ссылкой, и ссылка и объект, на |
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488 который она ссылается, имеют разных владельцев. |
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489 </tag-desc> |
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490 |
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491 </list> |
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492 </para> |
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493 |
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494 <para> |
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495 Эта директива доступна только на системах, в которых есть |
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496 интерфейсы <c-func>openat</c-func> и <c-func>fstatat</c-func>. |
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497 К таким системам относятся современные версии FreeBSD, Linux и Solaris. |
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498 </para> |
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499 |
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500 <para> |
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501 Параметры <literal>on</literal> и <literal>if_not_owner</literal> |
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502 требуют дополнительных затрат на обработку. |
419
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503 Кроме того, |
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504 использование этих параметров требует, чтобы |
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505 рабочие процессы имели возможность читать все |
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506 промежуточные каталоги. |
418
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507 </para> |
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508 |
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509 </directive> |
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510 |
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511 |
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512 <directive name="error_page"> |
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513 <syntax> |
364 | 514 <value>код</value> ... |
515 [<literal>=</literal>[<value>ответ</value>]] | |
516 <value>uri</value></syntax> | |
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517 <default/> |
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518 <context>http</context> |
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519 <context>server</context> |
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520 <context>location</context> |
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521 <context>if в location</context> |
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522 |
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523 <para> |
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524 Задаёт URI, который будет показываться для указанных ошибок. |
271 | 525 Директивы <literal>error_page</literal> наследуются с предыдущего уровня |
526 при условии, что на данном уровне не описаны свои директивы | |
527 <literal>error_page</literal>. | |
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528 В значении URI можно использовать переменные. |
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529 </para> |
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530 |
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531 <para> |
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532 Пример: |
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533 <example> |
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534 error_page 404 /404.html; |
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535 error_page 502 503 504 /50x.html; |
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536 error_page 403 http://example.com/forbidden.html; |
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537 </example> |
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538 </para> |
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539 |
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540 <para> |
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541 Кроме того, можно поменять код ответа на другой, например: |
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542 <example> |
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543 error_page 404 =200 /empty.gif; |
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544 </example> |
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545 </para> |
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546 |
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547 <para> |
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548 Если ошибочный ответ обрабатывается проксированным сервером или |
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549 FastCGI-сервером, и этот сервер может вернуть разные коды ответов, |
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550 например, 200, 302, 401 или 404, то можно выдавать возвращаемый им код: |
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551 <example> |
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552 error_page 404 = /404.php; |
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553 </example> |
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554 </para> |
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555 |
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556 <para> |
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557 Если при перенаправлении не нужно менять URI, то можно перенаправить |
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558 обработку ошибки в именованный location: |
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559 <example> |
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560 location / { |
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561 error_page 404 = @fallback; |
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562 } |
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563 |
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564 location @fallback { |
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565 proxy_pass http://backend; |
76
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566 } |
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567 </example> |
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568 </para> |
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569 |
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570 </directive> |
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571 |
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572 |
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573 <directive name="if_modified_since"> |
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574 <syntax> |
364 | 575 <literal>off</literal> | |
576 <literal>exact</literal> | | |
577 <literal>before</literal></syntax> | |
102
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578 <default>exact</default> |
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579 <context>http</context> |
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580 <context>server</context> |
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581 <context>location</context> |
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582 <appeared-in>0.7.24</appeared-in> |
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583 |
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584 <para> |
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585 Определяет, как сравнивать время модификации ответа с |
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586 временем в поле |
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587 <header>If-Modified-Since</header> |
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588 заголовка запроса: |
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589 |
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590 <list type="tag"> |
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591 |
271 | 592 <tag-name><literal>off</literal></tag-name> |
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593 <tag-desc> |
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594 не проверять поле |
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595 <header>If-Modified-Since</header> заголовка запроса (0.7.34); |
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596 </tag-desc> |
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597 |
271 | 598 <tag-name><literal>exact</literal></tag-name> |
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599 <tag-desc> |
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600 точное совпадение; |
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601 </tag-desc> |
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602 |
271 | 603 <tag-name><literal>before</literal></tag-name> |
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604 <tag-desc> |
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605 время модификации ответа меньше или равно времени, заданному в поле |
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606 <header>If-Modified-Since</header> заголовка запроса. |
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607 </tag-desc> |
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608 |
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609 </list> |
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610 </para> |
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611 |
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612 </directive> |
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613 |
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614 |
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615 <directive name="ignore_invalid_headers"> |
271 | 616 <syntax><literal>on</literal> | <literal>off</literal></syntax> |
253
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617 <default>on</default> |
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618 <context>http</context> |
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619 <context>server</context> |
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620 |
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621 <para> |
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622 Если включено, nginx игнорирует поля заголовка с недопустимыми именами. |
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623 Допустимыми считаются имена, состоящие из английских букв, цифр, дефисов |
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624 и возможно знаков подчёркивания (последнее контролируется директивой |
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625 <link id="underscores_in_headers"/>). |
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626 </para> |
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627 |
426
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628 <para> |
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629 Директива может быть указана на уровне <link id="server"/> |
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630 в сервере по умолчанию. |
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631 В этом случае её значение распространяется на все виртуальные серверы, |
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632 слушающие на том же адресе и порту. |
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633 </para> |
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634 |
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635 </directive> |
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636 |
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637 |
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638 <directive name="internal"> |
102
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639 <syntax/> |
99
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640 <default/> |
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641 <context>location</context> |
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642 |
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643 <para> |
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644 Указывает, что location может использоваться только для внутренних запросов. |
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645 Для внешних запросов клиенту будет возвращаться ошибка |
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646 <http-status code="404" text="Not Found"/>. |
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647 Внутренними запросами являются: |
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648 |
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649 <list type="bullet"> |
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650 |
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651 <listitem> |
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652 запросы, перенаправленные директивой <link id="error_page"/>; |
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653 </listitem> |
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654 |
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655 <listitem> |
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656 подзапросы, формируемые командой |
271 | 657 “<command>include virtual</command>” |
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658 модуля |
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659 <link doc="ngx_http_ssi_module.xml">ngx_http_ssi_module</link>; |
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660 </listitem> |
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661 |
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662 <listitem> |
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663 запросы, изменённые директивой |
400
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664 <link doc="ngx_http_rewrite_module.xml" id="rewrite"/>; |
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665 </listitem> |
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666 |
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667 <listitem> |
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668 запросы, перенаправленные с помощью поля |
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669 <header>X-Accel-Redirect</header> заголовка ответа вышестоящего сервера. |
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670 </listitem> |
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671 |
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672 </list> |
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673 </para> |
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674 |
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675 <para> |
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676 Пример: |
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677 <example> |
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678 error_page 404 /404.html; |
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679 |
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680 location /404.html { |
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681 internal; |
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682 } |
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683 </example> |
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684 </para> |
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685 |
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686 </directive> |
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687 |
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688 |
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689 <directive name="keepalive_disable"> |
271 | 690 <syntax><literal>none</literal> | <value>браузер</value> ...</syntax> |
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691 <default>msie6 safari</default> |
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692 <context>http</context> |
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693 <context>server</context> |
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694 <context>location</context> |
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695 |
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696 <para> |
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697 Запрещает keep-alive соединения с некорректно ведущими себя браузерами. |
271 | 698 Параметры <value>браузер</value> указывают, на какие браузеры это |
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699 распространяется. |
271 | 700 Значение <literal>msie6</literal> запрещает keep-alive соединения |
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701 со старыми версиями MSIE после получения запроса POST. |
271 | 702 Значение <literal>safari</literal> запрещает keep-alive соединения |
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703 с браузерами Safari. |
271 | 704 Значение <literal>none</literal> разрешает keep-alive соединения |
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705 со всеми браузерами. |
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706 </para> |
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707 |
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708 </directive> |
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709 |
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710 |
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711 <directive name="keepalive_requests"> |
271 | 712 <syntax><value>число</value></syntax> |
102
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713 <default>100</default> |
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714 <context>http</context> |
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715 <context>server</context> |
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716 <context>location</context> |
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717 <appeared-in>0.8.0</appeared-in> |
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718 |
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719 <para> |
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720 Задаёт максимальное число запросов, которые можно |
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721 сделать по одному keep-alive соединению. |
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722 После того, как будет сделано максимальное число запросов, |
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723 соединение закрывается. |
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724 </para> |
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725 |
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726 </directive> |
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727 |
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|
728 |
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729 <directive name="keepalive_timeout"> |
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730 <syntax> |
364 | 731 <value>таймаут</value> |
732 [<value>заголовок_таймаута</value>]</syntax> | |
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733 <default>75s</default> |
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734 <context>http</context> |
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735 <context>server</context> |
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736 <context>location</context> |
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|
737 |
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|
738 <para> |
271 | 739 Первый параметр задаёт таймаут, в течение которого keep-alive |
253
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740 соединение с клиентом не будет закрыто со стороны сервера. |
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741 Второй необязательный параметр задаёт значение в поле |
271 | 742 <header>Keep-Alive: timeout=<value>время</value></header> |
253
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743 заголовка ответа. |
271 | 744 Два параметра могут отличаться друг от друга. |
253
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745 </para> |
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746 |
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747 <para> |
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748 Поле |
271 | 749 <header>Keep-Alive: timeout=<value>время</value></header> |
253
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750 заголовка понимают Mozilla и Konqueror. |
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751 MSIE сам закрывает keep-alive соединение примерно через 60 секунд. |
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752 </para> |
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753 |
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754 </directive> |
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755 |
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756 |
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757 <directive name="large_client_header_buffers"> |
271 | 758 <syntax><value>число</value> <value>размер</value></syntax> |
253
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759 <default>4 8k</default> |
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760 <context>http</context> |
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761 <context>server</context> |
76
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762 |
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763 <para> |
271 | 764 Задаёт максимальное <value>число</value> и <value>размер</value> |
253
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765 буферов для чтения большого заголовка запроса клиента. |
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766 Строка запроса не должна превышать размера одного буфера, иначе клиенту |
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767 возвращается ошибка |
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768 <http-status code="414" text="Request-URI Too Large"/>. |
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769 Поле заголовка запроса также не должно превышать размера одного буфера, |
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770 иначе клиенту возвращается ошибка |
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771 <http-status code="400" text="Bad Request"/>. |
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772 Буферы выделяются только по мере необходимости. |
253
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773 По умолчанию размер одного буфера равен 8K байт. |
76
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774 Если по окончании обработки запроса соединение переходит в состояние |
253
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775 keep-alive, эти буферы освобождаются. |
76
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776 </para> |
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777 |
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778 </directive> |
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779 |
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780 |
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781 <directive name="limit_except"> |
271 | 782 <syntax block="yes"><value>метод</value> ...</syntax> |
99
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783 <default/> |
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784 <context>location</context> |
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785 |
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786 <para> |
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787 Ограничивает HTTP-методы, доступные внутри location. |
271 | 788 Параметр <value>метод</value> может быть одним из |
789 <literal>GET</literal>, | |
790 <literal>HEAD</literal>, | |
791 <literal>POST</literal>, | |
792 <literal>PUT</literal>, | |
793 <literal>DELETE</literal>, | |
794 <literal>MKCOL</literal>, | |
795 <literal>COPY</literal>, | |
796 <literal>MOVE</literal>, | |
797 <literal>OPTIONS</literal>, | |
798 <literal>PROPFIND</literal>, | |
799 <literal>PROPPATCH</literal>, | |
800 <literal>LOCK</literal>, | |
801 <literal>UNLOCK</literal> | |
253
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802 или |
271 | 803 <literal>PATCH</literal>. |
804 Если разрешён метод <literal>GET</literal>, то метод | |
805 <literal>HEAD</literal> также будет разрешён. | |
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806 Доступ к остальным методам может быть ограничен при помощи директив модулей |
79
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807 <link doc="ngx_http_access_module.xml">ngx_http_access_module</link> |
253
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808 и |
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809 <link doc="ngx_http_auth_basic_module.xml">ngx_http_auth_basic_module</link>: |
76
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810 <example> |
253
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811 limit_except GET { |
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812 allow 192.168.1.0/32; |
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813 deny all; |
76
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814 } |
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815 </example> |
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816 Обратите внимание, что данное ограничение действует для всех методов, |
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817 <emphasis>кроме</emphasis> GET и HEAD. |
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818 </para> |
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|
819 |
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|
820 </directive> |
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|
821 |
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822 |
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823 <directive name="limit_rate"> |
271 | 824 <syntax><value>скорость</value></syntax> |
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825 <default>0</default> |
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826 <context>http</context> |
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827 <context>server</context> |
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828 <context>location</context> |
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829 <context>if в location</context> |
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830 |
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|
831 <para> |
253
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832 Ограничивает скорость передачи ответа клиенту. |
76
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833 Скорость задаётся в байтах в секунду. |
253
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834 Значение 0 (установка по умолчанию) отключает ограничение скорости. |
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835 <!-- |
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836 Чем меньше скорость, тем более аккуратным будет ограничение. |
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837 --> |
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838 Ограничение срабатывает только для одного соединения, то есть если |
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839 клиент откроет 2 соединения, то суммарная скорость будет в 2 раза |
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840 выше заданного ограничения. |
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841 </para> |
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842 |
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843 <para> |
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844 Если необходимо ограничить скорость для части клиентов на уровне |
271 | 845 <link id="server">сервера</link>, то директива <literal>limit_rate</literal> |
253
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846 для этого не подходит. |
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847 Вместо этого следует задать желаемое ограничение скорости в переменной |
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848 <var>$limit_rate</var>: |
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|
849 <example> |
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|
850 server { |
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|
851 |
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|
852 if ($slow) { |
253
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853 set $limit_rate 4k; |
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854 } |
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855 |
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856 ... |
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857 } |
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858 </example> |
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859 </para> |
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860 |
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|
861 </directive> |
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862 |
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863 |
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864 <directive name="limit_rate_after"> |
271 | 865 <syntax><value>размер</value></syntax> |
253
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866 <default>0</default> |
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867 <context>http</context> |
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868 <context>server</context> |
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869 <context>location</context> |
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870 <context>if в location</context> |
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871 <appeared-in>0.8.0</appeared-in> |
76
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872 |
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873 <para> |
253
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874 Задаёт начальный объём данных, после передачи которого начинает |
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875 ограничиваться скорость передачи ответа клиенту. |
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876 </para> |
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877 |
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878 <para> |
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879 Пример: |
76
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880 <example> |
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881 location /flv/ { |
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882 flv; |
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883 limit_rate_after 500k; |
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884 limit_rate 50k; |
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885 } |
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886 </example> |
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887 </para> |
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888 |
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889 </directive> |
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890 |
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891 |
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892 <directive name="lingering_close"> |
271 | 893 <syntax> |
364 | 894 <literal>off</literal> | |
895 <literal>on</literal> | | |
896 <literal>always</literal></syntax> | |
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897 <default>on</default> |
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898 <context>http</context> |
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899 <context>server</context> |
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900 <context>location</context> |
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901 <appeared-in>1.1.0</appeared-in> |
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902 <appeared-in>1.0.6</appeared-in> |
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903 |
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904 <para> |
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905 Управляет закрытием соединений с клиентами. |
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906 </para> |
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907 |
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908 <para> |
271 | 909 Со значением по умолчанию “<literal>on</literal>” nginx будет |
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910 <link id="lingering_timeout">ждать</link> и |
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911 <link id="lingering_time">обрабатывать</link> дополнительные данные, |
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912 поступающие от клиента, перед полным закрытием соединения, но только |
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913 если эвристика указывает на то, что клиент может ещё послать данные. |
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914 </para> |
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915 |
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916 <para> |
271 | 917 Со значением “<literal>always</literal>” nginx всегда будет |
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918 ждать и обрабатывать дополнительные данные, поступающие от клиента. |
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919 </para> |
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920 |
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921 <para> |
271 | 922 Со значением “<literal>off</literal>” nginx не будет ждать поступления |
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923 дополнительных данных и сразу же закроет соединение. |
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924 Это нарушает протокол, поэтому не следует это использовать без нужды. |
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925 </para> |
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926 |
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927 </directive> |
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928 |
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929 |
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930 <directive name="lingering_time"> |
271 | 931 <syntax><value>время</value></syntax> |
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932 <default>30s</default> |
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933 <context>http</context> |
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934 <context>server</context> |
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935 <context>location</context> |
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936 |
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937 <para> |
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938 Если действует <link id="lingering_close"/>, |
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939 эта директива задаёт максимальное время, в течение которого nginx |
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940 будет обрабатывать (читать и игнорировать) дополнительные данные, |
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941 поступающие от клиента. |
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942 По прошествии этого времени соединение будет закрыто, даже если |
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943 будут ещё данные. |
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944 </para> |
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945 |
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946 </directive> |
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947 |
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948 |
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949 <directive name="lingering_timeout"> |
271 | 950 <syntax><value>время</value></syntax> |
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951 <default>5s</default> |
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952 <context>http</context> |
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953 <context>server</context> |
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954 <context>location</context> |
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955 |
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956 <para> |
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957 Если действует <link id="lingering_close"/>, эта директива задаёт |
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958 максимальное время ожидания поступления дополнительных данных от клиента. |
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959 Если в течение этого времени данные не были получены, соединение закрывается. |
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960 Иначе данные читаются и игнорируются, затем nginx снова ждёт поступления данных. |
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961 Цикл “ждать-читать-игнорировать” повторяется, но не дольше чем задано |
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962 директивой <link id="lingering_time"/>. |
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963 </para> |
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964 |
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965 </directive> |
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966 |
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967 |
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968 <directive name="listen"> |
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969 <syntax> |
364 | 970 <value>адрес</value>[:<value>порт</value>] |
971 [<literal>default_server</literal>] | |
972 [<literal>setfib</literal>=<value>число</value>] | |
973 [<literal>backlog</literal>=<value>число</value>] | |
974 [<literal>rcvbuf</literal>=<value>размер</value>] | |
975 [<literal>sndbuf</literal>=<value>размер</value>] | |
976 [<literal>accept_filter</literal>=<value>фильтр</value>] | |
977 [<literal>deferred</literal>] | |
978 [<literal>bind</literal>] | |
979 [<literal>ipv6only</literal>=<literal>on</literal>|<literal>off</literal>] | |
980 [<literal>ssl</literal>] | |
981 [<literal>so_keepalive</literal>=<literal>on</literal>|<literal>off</literal>|[<value>keepidle</value>]:[<value>keepintvl</value>]:[<value>keepcnt</value>]]</syntax> | |
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982 <syntax> |
364 | 983 <value>порт</value> |
984 [<literal>default_server</literal>] | |
985 [<literal>setfib</literal>=<value>число</value>] | |
986 [<literal>backlog</literal>=<value>число</value>] | |
987 [<literal>rcvbuf</literal>=<value>размер</value>] | |
988 [<literal>sndbuf</literal>=<value>размер</value>] | |
989 [<literal>accept_filter</literal>=<value>фильтр</value>] | |
990 [<literal>deferred</literal>] | |
991 [<literal>bind</literal>] | |
992 [<literal>ipv6only</literal>=<literal>on</literal>|<literal>off</literal>] | |
993 [<literal>ssl</literal>] | |
994 [<literal>so_keepalive</literal>=<literal>on</literal>|<literal>off</literal>|[<value>keepidle</value>]:[<value>keepintvl</value>]:[<value>keepcnt</value>]]</syntax> | |
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995 <syntax> |
364 | 996 <literal>unix:</literal><value>путь</value> |
997 [<literal>default_server</literal>] | |
998 [<literal>backlog</literal>=<value>число</value>] | |
999 [<literal>rcvbuf</literal>=<value>размер</value>] | |
1000 [<literal>sndbuf</literal>=<value>размер</value>] | |
1001 [<literal>accept_filter</literal>=<value>фильтр</value>] | |
1002 [<literal>deferred</literal>] | |
1003 [<literal>bind</literal>] | |
1004 [<literal>ssl</literal>] | |
1005 [<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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1006 <default>*:80 | *:8000</default> |
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1007 <context>server</context> |
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1008 |
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1009 <para> |
271 | 1010 Задаёт <value>адрес</value> и <value>порт</value> для IP |
1011 или <value>путь</value> для UNIX-сокета, | |
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1012 на которых сервер будет принимать запросы. |
271 | 1013 Можно указать только <value>адрес</value> |
1014 или только <value>порт</value>. | |
1015 Кроме того, <value>адрес</value> может быть именем хоста, например: | |
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1016 <example> |
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1017 listen 127.0.0.1:8000; |
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1018 listen 127.0.0.1; |
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1019 listen 8000; |
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1020 listen *:8000; |
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1021 listen localhost:8000; |
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1022 </example> |
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1023 IPv6-адреса (0.7.36) задаются в квадратных скобках: |
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1024 <example> |
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1025 listen [::]:8000; |
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1026 listen [fe80::1]; |
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1027 </example> |
271 | 1028 UNIX-сокеты (0.8.21) задаются при помощи префикса “<literal>unix:</literal>”: |
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1029 <example> |
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1030 listen unix:/var/run/nginx.sock; |
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1031 </example> |
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1032 </para> |
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1033 |
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1034 <para> |
271 | 1035 Если указан только <value>адрес</value>, то используется порт 80. |
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1036 </para> |
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1037 |
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1038 <para> |
271 | 1039 Если директива не указана, то используется либо <literal>*:80</literal> |
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1040 (если nginx работает с привилегиями суперпользователя), |
271 | 1041 либо <literal>*:8000</literal>. |
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1042 </para> |
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1043 |
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1044 <para> |
271 | 1045 Если у директивы есть параметр <literal>default_server</literal>, то сервер, |
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1046 в котором описана эта директива, будет сервером по умолчанию для указанной пары |
271 | 1047 <value>адрес</value>:<value>порт</value>. |
1048 Если же директив с параметром <literal>default_server</literal> нет, то | |
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1049 сервером по умолчанию будет первый сервер, в котором описана пара |
271 | 1050 <value>адрес</value>:<value>порт</value>. |
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1051 адрес:порт. |
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1052 <note> |
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1053 До версии 0.8.21 этот параметр назывался просто |
271 | 1054 <literal>default</literal>. |
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1055 </note> |
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1056 </para> |
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1057 |
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1058 <para> |
271 | 1059 В директиве <literal>listen</literal> можно также указать несколько |
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1060 дополнительных параметров, специфичных для системных вызовов |
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1061 <c-func>listen</c-func> и <c-func>bind</c-func>. |
271 | 1062 Эти параметры можно задать в любой директиве <literal>listen</literal>, |
253
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1063 но только один раз для указанной пары |
271 | 1064 <value>адрес</value>:<value>порт</value>. |
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1065 <note> |
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1066 До версии 0.8.21 их можно было указывать лишь в директиве |
271 | 1067 <literal>listen</literal> с параметром <literal>default</literal>. |
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1068 </note> |
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1069 <list type="tag"> |
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1070 |
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1071 <tag-name> |
271 | 1072 <literal>setfib</literal>=<value>число</value> |
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1073 </tag-name> |
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1074 <tag-desc> |
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1075 этот параметр (0.8.44) задаёт для слушающего сокета соответствующую |
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1076 таблицу маршрутизации (FIB). |
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1077 В настоящий момент это работает только на FreeBSD. |
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1078 </tag-desc> |
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1079 |
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1080 <tag-name> |
271 | 1081 <literal>backlog</literal>=<value>число</value> |
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1082 </tag-name> |
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1083 <tag-desc> |
271 | 1084 задаёт параметр <literal>backlog</literal> в вызове |
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1085 <c-func>listen</c-func>. |
271 | 1086 По умолчанию <literal>backlog</literal> равен -1 для FreeBSD |
253
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1087 и 511 для других платформ. |
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1088 </tag-desc> |
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1089 |
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1090 <tag-name> |
271 | 1091 <literal>rcvbuf</literal>=<value>размер</value> |
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1092 </tag-name> |
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1093 <tag-desc> |
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1094 задаёт параметр <c-def>SO_RCVBUF</c-def> для слушающего сокета |
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1095 </tag-desc> |
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1096 |
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1097 <tag-name> |
271 | 1098 <literal>sndbuf</literal>=<value>размер</value> |
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1099 </tag-name> |
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1100 <tag-desc> |
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1101 задаёт параметр <c-def>SO_SNDBUF</c-def> для слушающего сокета |
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1102 </tag-desc> |
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1103 |
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1104 <tag-name> |
271 | 1105 <literal>accept_filter</literal>=<value>фильтр</value> |
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1106 </tag-name> |
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1107 <tag-desc> |
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1108 задаёт название accept-фильтра. |
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1109 Работает только на FreeBSD, можно использовать два фильтра — |
271 | 1110 <literal>dataready</literal> и <literal>httpready</literal>. |
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1111 По сигналу <c-def>SIGHUP</c-def> accept-фильтр можно менять только в |
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1112 последних версиях FreeBSD, начиная с 6.0, 5.4-STABLE и 4.11-STABLE. |
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1113 </tag-desc> |
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1114 |
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1115 <tag-name> |
271 | 1116 <literal>deferred</literal> |
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1117 </tag-name> |
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1118 <tag-desc> |
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1119 указывает использовать отложенный <c-func>accept</c-func> на Linux |
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1120 с помощью опции <c-def>TCP_DEFER_ACCEPT</c-def>. |
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1121 </tag-desc> |
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1122 |
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1123 <tag-name> |
271 | 1124 <literal>bind</literal> |
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1125 </tag-name> |
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1126 <tag-desc> |
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1127 указывает, что для данной пары |
271 | 1128 <value>адрес</value>:<value>порт</value> нужно делать |
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1129 <c-func>bind</c-func> отдельно. |
271 | 1130 Дело в том, что если описаны несколько директив <literal>listen</literal> |
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1131 с одинаковым портом, но разными адресами и одна из директив |
271 | 1132 <literal>listen</literal> слушает на всех адресах для данного порта |
1133 (<literal>*:</literal><value>порт</value>, то nginx сделает | |
1134 <c-func>bind</c-func> только на <literal>*:</literal><value>порт</value>. | |
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1135 Необходимо заметить, что в этом случае для определения адреса, на которой |
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1136 пришло соединение, делается системный вызов <c-func>getsockname</c-func>. |
271 | 1137 Если же используются параметры <literal>backlog</literal>, |
1138 <literal>rcvbuf</literal>, <literal>sndbuf</literal>, | |
1139 <literal>accept_filter</literal>, <literal>deferred</literal> | |
1140 или <literal>so_keepalive</literal>, то для данной пары | |
1141 <value>адрес</value>:<value>порт</value> всегда делается | |
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1142 отдельный вызов <c-func>bind</c-func>. |
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1143 </tag-desc> |
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1144 |
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1145 <tag-name> |
271 | 1146 <literal>ipv6only</literal>=<literal>on</literal>|<literal>off</literal> |
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1147 </tag-name> |
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1148 <tag-desc> |
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1149 параметр (0.7.42) задаёт значение параметра <c-def>IPV6_V6ONLY</c-def> |
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1150 для слушающего сокета. |
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1151 Установить этот параметр можно только один раз на старте. |
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1152 </tag-desc> |
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1153 |
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1154 <tag-name> |
271 | 1155 <literal>ssl</literal> |
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1156 </tag-name> |
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1157 <tag-desc> |
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1158 этот параметр (0.7.14) не имеет отношения к системным вызовам |
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1159 <c-func>listen</c-func> и <c-func>bind</c-func>, а позволяет указать, |
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1160 что все соединения, принимаемые на этом порту, должны работать |
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1161 в режиме SSL. |
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1162 Это позволяет задать компактную конфигурацию для сервера, |
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1163 работающего сразу в двух режимах — HTTP и HTTPS. |
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1164 <example> |
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1165 listen 80; |
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1166 listen 443 default ssl; |
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1167 </example> |
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1168 </tag-desc> |
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1169 |
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1170 <tag-name> |
271 | 1171 <literal>so_keepalive</literal>=<literal>on</literal>|<literal>off</literal>|[<value>keepidle</value>]:[<value>keepintvl</value>]:[<value>keepcnt</value>] |
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1172 </tag-name> |
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1173 <tag-desc> |
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1174 этот параметр (1.1.11) конфигурирует для слушающего сокета |
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1175 поведение “TCP keepalive”. |
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1176 Если этот параметр опущен, то для сокета будут действовать |
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1177 стандартные системные настройки. |
271 | 1178 Если он установлен в значение “<literal>on</literal>”, то для сокета |
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1179 включается опция <c-def>SO_KEEPALIVE</c-def>. |
271 | 1180 Если он установлен в значение “<literal>off</literal>”, то для сокета |
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1181 опция <c-def>SO_KEEPALIVE</c-def> выключается. |
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1182 Некоторые операционные системы поддерживают настройку параметров |
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1183 “TCP keepalive” на уровне сокета посредством опций |
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1184 <c-def>TCP_KEEPIDLE</c-def>, <c-def>TCP_KEEPINTVL</c-def> и |
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1185 <c-def>TCP_KEEPCNT</c-def>. |
397
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1186 На таких системах (в настоящий момент это Linux 2.4+, NetBSD 5+ и |
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1187 FreeBSD 10.0-CURRENT) |
271 | 1188 их можно сконфигурировать с помощью параметров <value>keepidle</value>, |
1189 <value>keepintvl</value> и <value>keepcnt</value>. | |
1190 Один или два параметра могут быть опущены, в таком случае для | |
253
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1191 соответствующей опции сокета будут действовать стандартные |
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1192 системные настройки. |
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1193 Например, |
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1194 <example>so_keepalive=30m::10</example> |
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1195 установит таймаут бездействия (<c-def>TCP_KEEPIDLE</c-def>) в 30 минут, |
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1196 для интервала проб (<c-def>TCP_KEEPINTVL</c-def>) будет действовать |
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1197 стандартная системная настройка, а счётчик проб (<c-def>TCP_KEEPCNT</c-def>) |
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1198 будет равен 10. |
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1199 </tag-desc> |
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1200 |
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1201 </list> |
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1202 </para> |
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1203 |
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1204 <para> |
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1205 Пример: |
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1206 <example> |
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1207 listen 127.0.0.1 default accept_filter=dataready backlog=1024; |
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1208 </example> |
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1209 </para> |
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1210 |
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1211 </directive> |
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1212 |
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1213 |
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1214 <directive name="location"> |
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1215 <syntax block="yes">[ |
364 | 1216 <literal>=</literal> | |
1217 <literal>~</literal> | | |
1218 <literal>~*</literal> | | |
1219 <literal>^~</literal> | |
1220 ] <value>uri</value></syntax> | |
271 | 1221 <syntax block="yes"><literal>@</literal><value>имя</value></syntax> |
99
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1222 <default/> |
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1223 <context>server</context> |
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1224 <context>location</context> |
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1225 |
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1226 <para> |
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1227 Устанавливает конфигурацию в зависимости от URI запроса. |
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1228 location можно задать префиксной строкой или регулярным выражением. |
271 | 1229 Регулярные выражения задаются либо с префиксом “<literal>~*</literal>” |
253
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1230 (для поиска совпадения без учёта регистра символов), |
271 | 1231 либо с префиксом “<literal>~</literal>” (с учётом регистра). |
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1232 Чтобы найти location, соответствующий запросу, вначале проверяются |
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1233 location'ы, заданные префиксными строками (префиксные location'ы). |
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1234 Среди них ищется максимальное совпадение. |
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1235 Затем проверяются регулярные выражения, в порядке их следования |
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1236 в конфигурационном файле. |
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1237 Проверка регулярных выражений прекращается после первого же совпадения, |
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1238 и используется соответствующая конфигурация. |
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1239 Если совпадение с регулярным выражением не найдено, то используется |
253
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1240 конфигурация максимально совпавшего префиксного location'а. |
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1241 </para> |
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1242 |
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1243 <para> |
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1244 location'ы могут быть вложенными, с некоторыми исключениями, |
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1245 о которых говорится ниже. |
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1246 </para> |
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1247 |
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1248 <para> |
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1249 Для операционных систем, нечувствительных к регистру символов, таких |
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1250 как Mac OS X и Cygwin, сравнение с префиксными строками производится |
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1251 без учёта регистра (0.7.7). |
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1252 Однако, сравнение ограничено только однобайтными locale'ями. |
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1253 </para> |
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1254 |
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1255 <para> |
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1256 Регулярные выражения могут содержать выделения (0.7.40), которые могут |
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1257 затем использоваться в других директивах. |
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1258 </para> |
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1259 |
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1260 <para> |
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1261 Если у максимального совпавшего префиксного location'а указан префикс |
271 | 1262 “<literal>^~</literal>”, то регулярные выражения не проверяются. |
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1263 </para> |
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|
1264 |
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1265 <para> |
271 | 1266 Кроме того, с помощью префикса “<literal>=</literal>” можно задать точное |
253
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1267 совпадение URI и location. |
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1268 При точном совпадении поиск сразу же прекращается. |
271 | 1269 Например, если запрос “<literal>/</literal>” случается часто, то |
1270 указав “<literal>location = /</literal>”, можно ускорить обработку | |
253
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1271 этих запросов, так как поиск прекратится после первого же сравнения. |
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1272 Очевидно, что такой location не может иметь вложенные location'ы. |
76
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|
1273 </para> |
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|
1274 |
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|
1275 <para> |
253
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1276 <note> |
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1277 В версиях с 0.7.1 по 0.8.41, если запрос точно совпал с префиксным |
271 | 1278 location'ом без префиксов “<literal>=</literal>” и “<literal>^~</literal>”, |
253
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|
1279 то поиск тоже сразу же прекращается и регулярные выражения также |
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1280 не проверяются. |
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|
1281 </note> |
76
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|
1282 </para> |
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diff
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|
1283 |
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|
1284 <para> |
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|
1285 Проиллюстрируем вышесказанное примером: |
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|
1286 <example> |
253
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1287 location = / { |
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1288 [ конфигурация А ] |
76
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|
1289 } |
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|
1290 |
253
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1291 location / { |
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1292 [ конфигурация Б ] |
76
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|
1293 } |
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|
1294 |
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1295 location ^~ /images/ { |
253
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1296 [ конфигурация В ] |
76
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|
1297 } |
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|
1298 |
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1299 location ~* \.(gif|jpg|jpeg)$ { |
253
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1300 [ конфигурация Г ] |
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1301 } |
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1302 </example> |
271 | 1303 Для запроса “<literal>/</literal>” будет выбрана конфигурация А, |
367
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diff
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|
1304 для запроса “<literal>/documents/document.html</literal>” — конфигурация Б, |
f4033b9bc4ec
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diff
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|
1305 для запроса “<literal>/images/1.gif</literal>” — конфигурация В, |
f4033b9bc4ec
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diff
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|
1306 а для запроса “<literal>/documents/1.jpg</literal>” — конфигурация Г. |
76
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|
1307 </para> |
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|
1308 |
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|
1309 <para> |
271 | 1310 Префикс “<literal>@</literal>” задаёт именованный location. |
253
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1311 Такой location не используется при обычной обработке запросов, а |
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1312 предназначен только для перенаправления в него запросов. |
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1313 Такие location'ы не могут быть вложенными и не могут содержать |
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1314 вложенные location'ы. |
76
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|
1315 </para> |
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1316 |
253
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1317 <!-- |
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1318 <migration from="Apache" directive="Location" /> |
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1319 --> |
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1320 |
76
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|
1321 </directive> |
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|
1322 |
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|
1323 |
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|
1324 <directive name="log_not_found"> |
271 | 1325 <syntax><literal>on</literal> | <literal>off</literal></syntax> |
102
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|
1326 <default>on</default> |
253
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1327 <context>http</context> |
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1328 <context>server</context> |
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1329 <context>location</context> |
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|
1330 |
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1331 <para> |
253
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1332 Разрешает или запрещает записывать в |
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1333 <link doc="../ngx_core_module.xml" id="error_log"/> |
76
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1334 ошибки о том, что файл не найден. |
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|
1335 </para> |
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|
1336 |
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|
1337 </directive> |
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|
1338 |
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|
1339 |
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|
1340 <directive name="log_subrequest"> |
271 | 1341 <syntax><literal>on</literal> | <literal>off</literal></syntax> |
102
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|
1342 <default>off</default> |
253
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1343 <context>http</context> |
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1344 <context>server</context> |
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1345 <context>location</context> |
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|
1346 |
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1347 <para> |
253
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1348 Разрешает или запрещает записывать в |
106
56457a474903
If text of the link is not provided, the @id is used.
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|
1349 <link doc="ngx_http_log_module.xml" id="access_log"/> |
76
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|
1350 подзапросы. |
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|
1351 </para> |
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|
1352 |
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|
1353 </directive> |
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|
1354 |
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1355 |
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1356 <directive name="max_ranges"> |
271 | 1357 <syntax><value>число</value></syntax> |
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1358 <default/> |
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1359 <context>http</context> |
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1360 <context>server</context> |
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1361 <context>location</context> |
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1362 |
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1363 <para> |
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1364 Ограничивает максимальное допустимое число диапазонов в запросах с |
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1365 указанием диапазона запрашиваемых байт (byte-range requests). |
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1366 Запросы, превышающие указанное ограничение, обрабатываются как |
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1367 если бы они не содержали указания диапазонов. |
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1368 По умолчанию ограничения нет. |
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1369 Значение 0 полностью запрещает поддержку диапазонов. |
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1370 </para> |
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1371 |
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1372 </directive> |
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1373 |
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1374 |
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1375 <directive name="merge_slashes"> |
271 | 1376 <syntax><literal>on</literal> | <literal>off</literal></syntax> |
102
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1377 <default>on</default> |
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1378 <context>http</context> |
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1379 <context>server</context> |
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|
1380 |
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1381 <para> |
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1382 Разрешает или запрещает преобразование URI путём замены двух и более подряд |
271 | 1383 идущих слэшей (“<literal>/</literal>”) в один. |
76
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1384 </para> |
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|
1385 |
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1386 <para> |
280 | 1387 Необходимо иметь в виду, что это преобразование необходимо для корректной |
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|
1388 проверки префиксных строк и регулярных выражений. |
364 | 1389 Если его не делать, то запрос “<literal>//scripts/one.php</literal>” |
1390 не попадёт в | |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1391 <example> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1392 location /scripts/ { |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1393 ... |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1394 } |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1395 </example> |
253
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parents:
222
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|
1396 и может быть обслужен как статический файл. |
271 | 1397 Поэтому он преобразуется к виду “<literal>/scripts/one.php</literal>”. |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1398 </para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1399 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1400 <para> |
253
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Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
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|
1401 Запрет преобразования может понадобиться, если в URI используются имена, |
271 | 1402 закодированные методом base64, в котором задействован символ |
1403 “<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
|
1404 Однако по соображениям безопасности лучше избегать отключения преобразования. |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1405 </para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1406 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1407 <para> |
253
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parents:
222
diff
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|
1408 Если директива указана на уровне |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
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parents:
222
diff
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|
1409 <link id="server"/> |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
1410 в сервере по умолчанию, то её значение распространяется на |
381 | 1411 все виртуальные серверы, слушающие на том же адресе и порту. |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1412 </para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1413 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1414 </directive> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1415 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1416 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1417 <directive name="msie_padding"> |
271 | 1418 <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
|
1419 <default>on</default> |
253
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Bring the ngx_http_core_module documentation up to date.
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222
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|
1420 <context>http</context> |
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parents:
222
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|
1421 <context>server</context> |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
1422 <context>location</context> |
76
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 <para> |
253
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Bring the ngx_http_core_module documentation up to date.
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parents:
222
diff
changeset
|
1425 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
|
1426 комментарий для увеличения размера ответа до 512 байт. |
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 </directive> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1430 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1431 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1432 <directive name="msie_refresh"> |
271 | 1433 <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
|
1434 <default>off</default> |
253
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parents:
222
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|
1435 <context>http</context> |
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Ruslan Ermilov <ru@nginx.com>
parents:
222
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|
1436 <context>server</context> |
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Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
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|
1437 <context>location</context> |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1438 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1439 <para> |
253
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Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
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|
1440 Разрешает или запрещает выдавать для MSIE клиентов refresh'ы вместо |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
1441 перенаправлений. |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1442 </para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1443 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1444 </directive> |
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 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1447 <directive name="open_file_cache"> |
271 | 1448 <syntax><literal>off</literal></syntax> |
253
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Ruslan Ermilov <ru@nginx.com>
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222
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|
1449 <syntax> |
271 | 1450 <literal>max</literal>=<value>N</value> |
1451 [<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
|
1452 <default>off</default> |
253
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Bring the ngx_http_core_module documentation up to date.
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222
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|
1453 <context>http</context> |
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222
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|
1454 <context>server</context> |
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Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
1455 <context>location</context> |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1456 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1457 <para> |
253
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parents:
222
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|
1458 Задаёт кэш, в котором могут храниться: |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1459 <list type="bullet"> |
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 <listitem> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1462 дескрипторы открытых файлов, информация об их размерах и времени модификации; |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1463 </listitem> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1464 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1465 <listitem> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1466 информация о существовании каталогов; |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1467 </listitem> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1468 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1469 <listitem> |
367
f4033b9bc4ec
- Removed unnecessary instances of unbreakable space.
Ruslan Ermilov <ru@nginx.com>
parents:
364
diff
changeset
|
1470 информация об ошибках поиска файла — “нет файла”, “нет прав на чтение” |
253
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Bring the ngx_http_core_module documentation up to date.
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parents:
222
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|
1471 и тому подобное. |
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Bring the ngx_http_core_module documentation up to date.
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222
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|
1472 <note> |
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Bring the ngx_http_core_module documentation up to date.
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222
diff
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|
1473 Кэширование ошибок нужно разрешить отдельно директивой |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1474 <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
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|
1475 </note> |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1476 </listitem> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1477 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1478 </list> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1479 </para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1480 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1481 <para> |
253
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|
1482 У директивы есть следующие параметры: |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
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parents:
222
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|
1483 <list type="tag"> |
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|
1484 |
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|
1485 <tag-name> |
271 | 1486 <literal>max</literal> |
253
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|
1487 </tag-name> |
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222
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|
1488 <tag-desc> |
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222
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changeset
|
1489 задаёт максимальное число элементов в кэше; |
274
457c54242cfa
Stole translation of LRU from ngx_http_proxy_module.
Ruslan Ermilov <ru@nginx.com>
parents:
271
diff
changeset
|
1490 при переполнении кэша удаляются самые невостребованные элементы (LRU); |
253
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|
1491 </tag-desc> |
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|
1492 |
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|
1493 <tag-name> |
271 | 1494 <literal>inactive</literal> |
253
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|
1495 </tag-name> |
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|
1496 <tag-desc> |
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|
1497 задаёт время, после которого элемент кэша удаляется, если к нему |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
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changeset
|
1498 не было обращений в течение этого времени; по умолчанию 60 секунд; |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
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|
1499 </tag-desc> |
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|
1500 |
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|
1501 <tag-name> |
271 | 1502 <literal>off</literal> |
253
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|
1503 </tag-name> |
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|
1504 <tag-desc> |
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|
1505 запрещает кэш. |
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|
1506 </tag-desc> |
76
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1507 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1508 </list> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1509 </para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1510 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1511 <para> |
253
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222
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|
1512 Пример: |
76
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Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1513 <example> |
253
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|
1514 open_file_cache max=1000 inactive=20s; |
76
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Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1515 open_file_cache_valid 30s; |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1516 open_file_cache_min_uses 2; |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1517 open_file_cache_errors on; |
253
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222
diff
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|
1518 <!-- |
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|
1519 open_file_cache_events on; |
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|
1520 --> |
76
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Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1521 </example> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1522 </para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1523 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1524 </directive> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1525 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1526 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1527 <directive name="open_file_cache_errors"> |
271 | 1528 <syntax><literal>on</literal> | <literal>off</literal></syntax> |
102
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The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
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99
diff
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|
1529 <default>off</default> |
253
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|
1530 <context>http</context> |
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diff
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|
1531 <context>server</context> |
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|
1532 <context>location</context> |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
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diff
changeset
|
1533 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
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diff
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|
1534 <para> |
253
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diff
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|
1535 Разрешает или запрещает кэширование ошибок поиска файлов в |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1536 <link id="open_file_cache"/>. |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1537 </para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1538 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1539 </directive> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1540 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
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|
1541 |
253
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|
1542 <!-- |
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Bring the ngx_http_core_module documentation up to date.
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222
diff
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|
1543 |
ff1e139a8c98
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Ruslan Ermilov <ru@nginx.com>
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|
1544 <directive name="open_file_cache_events"> |
271 | 1545 <syntax><literal>on</literal> | <literal>off</literal></syntax> |
253
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|
1546 <default>off</default> |
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|
1547 <context>http</context> |
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|
1548 <context>server</context> |
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diff
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|
1549 <context>location</context> |
76
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Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1550 |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
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diff
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|
1551 <para> |
253
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|
1552 Разрешает использование событий ядра для проверки актуальности элементов |
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|
1553 <link id="open_file_cache"/>. |
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|
1554 Эта директива работает только совместно с методом |
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|
1555 <link doc="../events.xml" id="kqueue"/>. |
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|
1556 Заметьте, что только NetBSD 2.0+ и FreeBSD 6.0+ |
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|
1557 поддерживают события для файловых систем произвольного типа. |
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Bring the ngx_http_core_module documentation up to date.
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diff
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|
1558 Другие операционные системы поддерживают события только для |
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|
1559 основных файловых систем, таких как UFS или FFS. |
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|
1560 </para> |
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|
1561 |
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|
1562 </directive> |
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|
1563 |
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|
1564 --> |
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Bring the ngx_http_core_module documentation up to date.
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|
1565 |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
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diff
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|
1566 |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
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diff
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|
1567 <directive name="open_file_cache_min_uses"> |
271 | 1568 <syntax><value>число</value></syntax> |
253
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|
1569 <default>1</default> |
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|
1570 <context>http</context> |
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|
1571 <context>server</context> |
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|
1572 <context>location</context> |
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|
1573 |
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|
1574 <para> |
271 | 1575 Задаёт минимальное <value>число</value> обращений к файлу |
1576 в течение времени, заданного параметром <literal>inactive</literal> | |
253
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|
1577 директивы <link id="open_file_cache"/>, после которого дескриптор |
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Bring the ngx_http_core_module documentation up to date.
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|
1578 файла будет оставаться открытым в кэше. |
76
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
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|
1579 </para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1580 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1581 </directive> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1582 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1583 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
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|
1584 <directive name="open_file_cache_valid"> |
271 | 1585 <syntax><value>время</value></syntax> |
253
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|
1586 <default>60s</default> |
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|
1587 <context>http</context> |
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|
1588 <context>server</context> |
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|
1589 <context>location</context> |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
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diff
changeset
|
1590 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1591 <para> |
253
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|
1592 Определяет время, через которое следует проверять актуальность информации |
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Bring the ngx_http_core_module documentation up to date.
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|
1593 об элементе в |
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|
1594 <link id="open_file_cache"/>. |
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|
1595 <!-- |
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|
1596 При включенном |
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Bring the ngx_http_core_module documentation up to date.
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|
1597 <link id="open_file_cache_events"/> |
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|
1598 открытые дескрипторы файлов проверяются лишь единожды, а затем обновляются |
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Bring the ngx_http_core_module documentation up to date.
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diff
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|
1599 по факту их изменения. |
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|
1600 --> |
76
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Maxim Dounin <mdounin@mdounin.ru>
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diff
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|
1601 </para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1602 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1603 </directive> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1604 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1605 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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|
1606 <directive name="optimize_server_names"> |
271 | 1607 <syntax><literal>on</literal> | <literal>off</literal></syntax> |
253
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|
1608 <default>off</default> |
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|
1609 <context>http</context> |
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|
1610 <context>server</context> |
76
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diff
changeset
|
1611 |
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
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|
1612 <para> |
253
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|
1613 Директива устарела, вместо неё следует использовать директиву |
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|
1614 <link id="server_name_in_redirect"/>. |
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|
1615 </para> |
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|
1616 |
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|
1617 <!-- |
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|
1618 <para> |
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|
1619 Разрешает или запрещает оптимизировать проверку имени хоста в name-based |
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|
1620 виртуальных серверах. |
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|
1621 Проверка в частности влияет на имя хоста, используемого в перенаправлениях. |
381 | 1622 Если оптимизация разрешена и все name-based серверы, слушающие на одной |
253
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|
1623 паре адрес:порт, имеют одинаковую конфигурацию, то во время исполнения запроса |
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|
1624 имена не проверяются и в перенаправлениях используется первое имя сервера. |
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|
1625 Если в перенаправлении нужно использовать имя хоста, переданное клиентом, |
76
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|
1626 то оптимизацию нужно выключить. |
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|
1627 </para> |
253
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|
1628 --> |
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|
1629 |
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1630 </directive> |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1631 |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1632 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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|
1633 <directive name="port_in_redirect"> |
271 | 1634 <syntax><literal>on</literal> | <literal>off</literal></syntax> |
102
c76a257f3fd4
The directive name is now automatically printed in <default> and <syntax>.
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|
1635 <default>on</default> |
253
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|
1636 <context>http</context> |
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1637 <context>server</context> |
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|
1638 <context>location</context> |
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|
1639 |
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1640 <para> |
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1641 Разрешает или запрещает указывать порт в перенаправлениях, выдаваемых nginx'ом. |
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|
1642 </para> |
76
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|
1643 |
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|
1644 <para> |
253
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1645 См. также директиву <link id="server_name_in_redirect"/>. |
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1646 </para> |
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1647 |
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1648 </directive> |
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1649 |
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|
1650 |
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|
1651 <directive name="postpone_output"> |
271 | 1652 <syntax><value>размер</value></syntax> |
253
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|
1653 <default>1460</default> |
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|
1654 <context>http</context> |
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1655 <context>server</context> |
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1656 <context>location</context> |
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1657 |
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|
1658 <para> |
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|
1659 Если это возможно, то отправка данных клиенту будет отложена пока nginx не |
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|
1660 накопит по крайней мере указанное количество байт для отправки. |
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|
1661 Значение 0 запрещает отложенную отправку данных. |
76
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|
1662 </para> |
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Maxim Dounin <mdounin@mdounin.ru>
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diff
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|
1663 |
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Maxim Dounin <mdounin@mdounin.ru>
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diff
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|
1664 </directive> |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
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diff
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|
1665 |
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Maxim Dounin <mdounin@mdounin.ru>
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changeset
|
1666 |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
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|
1667 <directive name="read_ahead"> |
271 | 1668 <syntax><value>размер</value></syntax> |
102
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|
1669 <default>0</default> |
253
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1670 <context>http</context> |
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1671 <context>server</context> |
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|
1672 <context>location</context> |
76
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|
1673 |
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|
1674 <para> |
253
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|
1675 Задаёт ядру размер предчтения при работе с файлами. |
76
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|
1676 </para> |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
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diff
changeset
|
1677 |
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Maxim Dounin <mdounin@mdounin.ru>
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|
1678 <para> |
253
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|
1679 На Linux используется системный вызов |
271 | 1680 <literal>posix_fadvise(0, 0, 0, POSIX_FADV_SEQUENTIAL)</literal>, |
1681 поэтому параметр <value>размер</value> там игнорируется. | |
253
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1682 </para> |
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1683 |
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|
1684 <para> |
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|
1685 На FreeBSD используется системный вызов |
271 | 1686 <literal>fcntl(O_READAHEAD, |
1687 </literal><value>размер</value><literal>)</literal>, | |
253
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|
1688 появившийся во FreeBSD 9.0-CURRENT. |
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|
1689 Для FreeBSD 7 необходимо установить |
76
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Maxim Dounin <mdounin@mdounin.ru>
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|
1690 <link url="http://sysoev.ru/freebsd/patch.readahead.txt">патч</link>. |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
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diff
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|
1691 </para> |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
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diff
changeset
|
1692 |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
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|
1693 </directive> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1694 |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
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diff
changeset
|
1695 |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
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|
1696 <directive name="recursive_error_pages"> |
271 | 1697 <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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|
1698 <default>off</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 Разрешает или запрещает делать несколько перенаправлений через директиву |
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|
1705 <link id="error_page"/>. |
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1706 </para> |
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1707 |
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|
1708 </directive> |
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1709 |
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1710 |
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|
1711 <directive name="request_pool_size"> |
271 | 1712 <syntax><value>размер</value></syntax> |
253
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|
1713 <default>4k</default> |
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|
1714 <context>http</context> |
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|
1715 <context>server</context> |
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1716 |
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|
1717 <para> |
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|
1718 Позволяет производить точную настройку выделений памяти |
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|
1719 под конкретные запросы. |
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|
1720 Эта директива не оказывает существенного влияния на |
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|
1721 производительность и её не следует использовать. |
76
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|
1722 </para> |
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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 </directive> |
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Maxim Dounin <mdounin@mdounin.ru>
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diff
changeset
|
1725 |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
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changeset
|
1726 |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
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|
1727 <directive name="reset_timedout_connection"> |
364 | 1728 <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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|
1729 <default>off</default> |
253
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1730 <context>http</context> |
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|
1731 <context>server</context> |
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|
1732 <context>location</context> |
76
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|
1733 |
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|
1734 <para> |
253
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|
1735 Разрешает или запрещает сброс соединений по таймауту. |
367
f4033b9bc4ec
- Removed unnecessary instances of unbreakable space.
Ruslan Ermilov <ru@nginx.com>
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364
diff
changeset
|
1736 Сброс делается следующим образом — перед закрытием сокета для него |
253
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|
1737 ставится опция |
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|
1738 <c-def>SO_LINGER</c-def> |
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|
1739 с таймаутом 0. |
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|
1740 После чего при закрытии сокета клиенту отсылается TCP RST, а вся память, |
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|
1741 связанная с этим сокетом, освобождается. |
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|
1742 Это позволяет избежать длительного нахождения уже закрытого сокета в |
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|
1743 состоянии FIN_WAIT1 с заполненными буферами. |
76
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|
1744 </para> |
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|
1745 |
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|
1746 <para> |
253
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|
1747 Необходимо отметить, что keep-alive соединения по истечении таймаута |
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1748 закрываются обычным образом. |
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|
1749 </para> |
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|
1750 |
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|
1751 </directive> |
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Maxim Dounin <mdounin@mdounin.ru>
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changeset
|
1752 |
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Maxim Dounin <mdounin@mdounin.ru>
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changeset
|
1753 |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
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|
1754 <directive name="resolver"> |
253
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|
1755 <syntax> |
271 | 1756 <value>адрес</value> ... |
1757 [<literal>valid</literal>=<value>время</value>]</syntax> | |
99
1d315ef37215
The case <default/> is now language-agnostic.
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|
1758 <default/> |
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1759 <context>http</context> |
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1760 <context>server</context> |
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1761 <context>location</context> |
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|
1762 |
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Maxim Dounin <mdounin@mdounin.ru>
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|
1763 <para> |
318
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Word polishing in the description of the "server" directive.
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|
1764 Задаёт серверы DNS, используемые для преобразования имён вышестоящих серверов |
253
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1765 в адреса, например: |
76
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|
1766 <example> |
253
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1767 resolver 127.0.0.1 192.0.2.1; |
76
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Maxim Dounin <mdounin@mdounin.ru>
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|
1768 </example> |
271 | 1769 Параметр <value>адрес</value> может быть задан либо |
253
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|
1770 IPv4-адресом, либо именем хоста; |
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|
1771 во втором случае используется первый полученный IPv4-адрес. |
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|
1772 Серверы DNS опрашиваются циклически. |
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|
1773 <note> |
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1774 До версии 1.1.7 можно было задать лишь один DNS-сервер. |
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1775 </note> |
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1776 По умолчанию nginx кэширует ответы, используя значение TTL из ответа. |
271 | 1777 Необязательный параметр <literal>valid</literal> позволяет это |
253
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|
1778 переопределить: |
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1779 <example> |
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1780 resolver 127.0.0.1 192.0.2.1 valid=30s; |
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1781 </example> |
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|
1782 <note> |
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|
1783 До версии 1.1.9 настройка времени кэширования была невозможна |
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1784 и nginx всегда кэшировал ответы на срок в 5 минут. |
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|
1785 </note> |
76
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Maxim Dounin <mdounin@mdounin.ru>
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|
1786 </para> |
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1787 |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
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|
1788 </directive> |
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1789 |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
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changeset
|
1790 |
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Maxim Dounin <mdounin@mdounin.ru>
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|
1791 <directive name="resolver_timeout"> |
271 | 1792 <syntax><value>время</value></syntax> |
102
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1793 <default>30s</default> |
253
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1794 <context>http</context> |
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1795 <context>server</context> |
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1796 <context>location</context> |
76
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Maxim Dounin <mdounin@mdounin.ru>
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|
1797 |
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Maxim Dounin <mdounin@mdounin.ru>
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|
1798 <para> |
253
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|
1799 Задаёт таймаут для преобразования имени в адрес, например: |
76
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Maxim Dounin <mdounin@mdounin.ru>
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|
1800 <example> |
253
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|
1801 resolver_timeout 5s; |
76
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Maxim Dounin <mdounin@mdounin.ru>
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|
1802 </example> |
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1803 </para> |
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1804 |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1805 </directive> |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
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diff
changeset
|
1806 |
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Maxim Dounin <mdounin@mdounin.ru>
parents:
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changeset
|
1807 |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
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|
1808 <directive name="root"> |
271 | 1809 <syntax><value>путь</value></syntax> |
102
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|
1810 <default>html</default> |
253
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1811 <context>http</context> |
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1812 <context>server</context> |
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1813 <context>location</context> |
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1814 <context>if в location</context> |
76
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|
1815 |
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Maxim Dounin <mdounin@mdounin.ru>
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|
1816 <para> |
253
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1817 Задаёт корневой каталог для запросов. |
76
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Maxim Dounin <mdounin@mdounin.ru>
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|
1818 Например, при такой конфигурации |
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Maxim Dounin <mdounin@mdounin.ru>
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1819 <example> |
253
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1820 location /i/ { |
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1821 root /data/w3; |
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|
1822 } |
76
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Maxim Dounin <mdounin@mdounin.ru>
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|
1823 </example> |
271 | 1824 в ответ на запрос “<literal>/i/top.gif</literal>” будет отдан файл |
253
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|
1825 <path>/data/w3/i/top.gif</path>. |
76
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|
1826 </para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1827 |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
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|
1828 <para> |
271 | 1829 В значении параметра <value>путь</value> можно использовать переменные, |
253
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|
1830 кроме <var>$document_root</var> и <var>$realpath_root</var>. |
76
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Maxim Dounin <mdounin@mdounin.ru>
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|
1831 </para> |
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Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
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diff
changeset
|
1832 |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
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|
1833 <para> |
253
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1834 Путь к файлу формируется путём простого добавления URI к значению директивы |
271 | 1835 <literal>root</literal>. |
253
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|
1836 Если же URI необходимо поменять, следует воспользоваться директивой |
76
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Maxim Dounin <mdounin@mdounin.ru>
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|
1837 <link id="alias"/>. |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1838 </para> |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1839 |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
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diff
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|
1840 </directive> |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1841 |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1842 |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
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|
1843 <directive name="satisfy"> |
271 | 1844 <syntax><literal>all</literal> | <literal>any</literal></syntax> |
102
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|
1845 <default>all</default> |
253
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|
1846 <context>http</context> |
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|
1847 <context>server</context> |
76
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|
1848 <context>location</context> |
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1849 |
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Maxim Dounin <mdounin@mdounin.ru>
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|
1850 <para> |
271 | 1851 Разрешает доступ, если оба (<literal>all</literal>) |
1852 или хотя бы один (<literal>any</literal>) из модулей | |
253
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1853 <link doc="ngx_http_access_module.xml">ngx_http_access_module</link> |
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1854 и <link doc="ngx_http_auth_basic_module.xml">ngx_http_auth_basic_module</link> |
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1855 разрешают доступ. |
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1856 </para> |
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1857 |
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1858 <para> |
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|
1859 Пример: |
76
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|
1860 <example> |
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|
1861 location / { |
253
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1862 satisfy any; |
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1863 |
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1864 allow 192.168.1.0/32; |
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1865 deny all; |
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1866 |
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|
1867 auth_basic "closed site"; |
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|
1868 auth_basic_user_file conf/htpasswd; |
76
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|
1869 } |
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Maxim Dounin <mdounin@mdounin.ru>
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changeset
|
1870 </example> |
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Maxim Dounin <mdounin@mdounin.ru>
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|
1871 </para> |
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Maxim Dounin <mdounin@mdounin.ru>
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changeset
|
1872 |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
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changeset
|
1873 </directive> |
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1874 |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
1875 |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
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|
1876 <directive name="satisfy_any"> |
271 | 1877 <syntax><literal>on</literal> | <literal>off</literal></syntax> |
102
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|
1878 <default>off</default> |
253
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|
1879 <context>http</context> |
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|
1880 <context>server</context> |
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|
1881 <context>location</context> |
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Maxim Dounin <mdounin@mdounin.ru>
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changeset
|
1882 |
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Maxim Dounin <mdounin@mdounin.ru>
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changeset
|
1883 <para> |
406
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400
diff
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|
1884 Эта директива была заменена параметром <literal>any</literal> |
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Links with mixed underscores and spaces were hard to read, eliminated them.
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diff
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|
1885 директивы <link id="satisfy"/>. |
253
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1886 </para> |
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1887 |
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1888 </directive> |
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1889 |
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1890 |
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1891 <directive name="send_lowat"> |
271 | 1892 <syntax><value>размер</value></syntax> |
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1893 <default>0</default> |
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1894 <context>http</context> |
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1895 <context>server</context> |
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1896 <context>location</context> |
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1897 |
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1898 <para> |
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1899 При установке в ненулевое значение nginx будет пытаться минимизировать |
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1900 число операций отправки на клиентских сокетах либо при помощи флага |
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1901 <c-def>NOTE_LOWAT</c-def> метода |
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1902 <link doc="../events.xml" id="kqueue"/>, |
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1903 либо при помощи опции сокета <c-def>SO_SNDLOWAT</c-def>, |
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1904 с указанным размером. |
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1905 </para> |
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1906 |
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1907 <para> |
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1908 Эта директива игнорируется на Linux, Solaris и Windows. |
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1909 </para> |
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1910 |
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1911 </directive> |
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1912 |
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1913 |
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1914 <directive name="send_timeout"> |
271 | 1915 <syntax><value>время</value></syntax> |
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1916 <default>60s</default> |
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1917 <context>http</context> |
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1918 <context>server</context> |
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1919 <context>location</context> |
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1920 |
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1921 <para> |
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1922 Задаёт таймаут при передаче ответа клиенту. |
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1923 Таймаут устанавливается не на всю передачу ответа, |
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1924 а только между двумя операциями записями. |
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1925 Если по истечении этого времени клиент ничего не примет, |
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1926 соединение будет закрыто. |
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1927 </para> |
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1928 |
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1929 </directive> |
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1930 |
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1931 |
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1932 <directive name="sendfile"> |
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1933 |
271 | 1934 <syntax><literal>on</literal> | <literal>off</literal></syntax> |
102
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1935 <default>off</default> |
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1936 <context>http</context> |
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1937 <context>server</context> |
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1938 <context>location</context> |
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1939 <context>if в location</context> |
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1940 |
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1941 <para> |
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1942 Разрешает или запрещает использовать |
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1943 <c-func>sendfile</c-func>. |
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1944 </para> |
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1945 |
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1946 </directive> |
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1947 |
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1948 |
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1949 <directive name="sendfile_max_chunk"> |
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1950 |
271 | 1951 <syntax><value>размер</value></syntax> |
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1952 <default>0</default> |
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1953 <context>http</context> |
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1954 <context>server</context> |
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1955 <context>location</context> |
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1956 |
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1957 <para> |
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1958 При установке в ненулевое значение ограничивает объём данных, |
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1959 который может передан за один вызов <c-func>sendfile</c-func>. |
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1960 Без этого ограничения одно быстрое соединение может целиком |
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1961 захватить рабочий процесс. |
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1962 </para> |
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1963 |
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1964 </directive> |
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1965 |
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1966 |
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1967 <directive name="server"> |
108
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1968 <syntax block="yes"/> |
99
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1969 <default/> |
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1970 <context>http</context> |
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1971 |
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1972 <para> |
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1973 Задаёт конфигурацию для виртуального сервера. |
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1974 Чёткого разделения виртуальных серверов на IP-based (на основании IP-адреса) |
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1975 и name-based (на основании поля <header>Host</header> заголовка запроса) нет. |
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1976 Вместо этого директивами <link id="listen"/> описываются все |
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1977 адреса и порты, на которых нужно принимать соединения для этого сервера, |
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1978 а в директиве <link id="server_name"/> указываются все имена серверов. |
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1979 Пример конфигурации описан в документе по |
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1980 <link doc="../virtual_hosts.xml"> |
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1981 настройке виртуальных серверов</link>. |
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1982 </para> |
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1983 |
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1984 </directive> |
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1985 |
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1986 |
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1987 <directive name="server_name"> |
271 | 1988 <syntax><value>имя</value> ...</syntax> |
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1989 <default>""</default> |
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1990 <context>server</context> |
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1991 |
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1992 <para> |
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1993 Задаёт имена виртуального сервера, например: |
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1994 <example> |
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1995 server { |
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1996 server_name example.com www.example.com; |
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1997 } |
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1998 </example> |
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1999 </para> |
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2000 |
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2001 <para> |
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2002 Первое имя становится основным именем сервера. |
271 | 2003 В именах серверов можно использовать звёздочку (“<literal>*</literal>”) |
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2004 для замены первой или последней части имени: |
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2005 <example> |
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2006 server { |
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2007 server_name example.com *.example.com www.example.*; |
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2008 } |
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2009 </example> |
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changeset
|
2010 </para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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|
2011 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2012 <para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2013 Два первых вышеприведённых имени можно объединить в одно: |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2014 <example> |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
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|
2015 server { |
253
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|
2016 server_name .example.com; |
76
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2017 } |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2018 </example> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2019 </para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2020 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2021 <para> |
271 | 2022 Если параметр равен “<var>$hostname</var>” (0.9.4), то |
253
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|
2023 подставляется имя хоста (hostname) машины. |
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Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
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|
2024 </para> |
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|
2025 |
ff1e139a8c98
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222
diff
changeset
|
2026 <para> |
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222
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|
2027 В качестве имени сервера можно также использовать регулярное выражение, |
271 | 2028 указав перед ним тильду (“<literal>~</literal>”): |
76
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Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2029 <example> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2030 server { |
253
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|
2031 server_name www.example.com ~^www\d+\.example\.com$; |
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|
2032 } |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
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|
2033 </example> |
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222
diff
changeset
|
2034 </para> |
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222
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|
2035 |
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Ruslan Ermilov <ru@nginx.com>
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|
2036 <para> |
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Ruslan Ermilov <ru@nginx.com>
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|
2037 Регулярное выражение может содержать выделения (0.7.40), |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
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parents:
222
diff
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|
2038 которые могут затем использоваться в других директивах: |
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Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
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|
2039 <example> |
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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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|
2040 server { |
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Bring the ngx_http_core_module documentation up to date.
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|
2041 server_name ~^(www\.)?(.+)$; |
76
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2042 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2043 location / { |
253
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|
2044 root /sites/$2; |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2045 } |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2046 } |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2047 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2048 server { |
253
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222
diff
changeset
|
2049 server_name _; |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2050 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2051 location / { |
253
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|
2052 root /sites/default; |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2053 } |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2054 } |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2055 </example> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2056 </para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2057 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2058 <para> |
253
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diff
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|
2059 Именованные выделения в регулярном выражении создают переменные (0.8.25), |
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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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|
2060 которые могут затем использоваться в других директивах: |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2061 <example> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2062 server { |
253
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|
2063 server_name ~^(www\.)?(?<domain>.+)$; |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2064 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2065 location / { |
253
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parents:
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diff
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|
2066 root /sites/$domain; |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2067 } |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2068 } |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2069 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2070 server { |
253
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Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2071 server_name _; |
76
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Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2072 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2073 location / { |
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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|
2074 root /sites/default; |
76
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 </example> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2078 </para> |
4a4caa566120
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 <para> |
253
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parents:
222
diff
changeset
|
2081 Возможно также указать пустое имя сервера (0.7.11): |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2082 <example> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2083 server { |
253
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Bring the ngx_http_core_module documentation up to date.
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parents:
222
diff
changeset
|
2084 server_name www.example.com ""; |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2085 } |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2086 </example> |
253
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222
diff
changeset
|
2087 Это позволяет обрабатывать запросы без поля <header>Host</header> заголовка |
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Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2088 запроса в этом сервере, а не в сервере по умолчанию для данной пары адрес:порт. |
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Bring the ngx_http_core_module documentation up to date.
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|
2089 Это настройка по умолчанию. |
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222
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|
2090 <note> |
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222
diff
changeset
|
2091 До 0.8.48 по умолчанию использовалось имя хоста (hostname) машины. |
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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
changeset
|
2092 </note> |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2093 </para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2094 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2095 <para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2096 Порядок проверки имён следующий: |
253
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222
diff
changeset
|
2097 <list type="enum"> |
76
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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 <listitem> |
253
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222
diff
changeset
|
2100 полные имена |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2101 </listitem> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2102 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2103 <listitem> |
271 | 2104 имена с маской в начале имени, например “<literal>*.example.com</literal>” |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2105 </listitem> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2106 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2107 <listitem> |
271 | 2108 имена с маской в конце имени, например “<literal>mail.*</literal>” |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2109 </listitem> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2110 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2111 <listitem> |
253
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changeset
|
2112 регулярные выражения |
76
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Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2113 </listitem> |
4a4caa566120
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 </list> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2116 </para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2117 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2118 </directive> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2119 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2120 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2121 <directive name="server_name_in_redirect"> |
271 | 2122 <syntax><literal>on</literal> | <literal>off</literal></syntax> |
253
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|
2123 <default>off</default> |
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|
2124 <context>http</context> |
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|
2125 <context>server</context> |
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diff
changeset
|
2126 <context>location</context> |
76
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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 <para> |
253
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changeset
|
2129 Разрешает или запрещает использовать в перенаправлениях, выдаваемых nginx'ом, |
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diff
changeset
|
2130 основное имя сервера, задаваемое директивой |
76
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Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2131 <link id="server_name"/>. |
253
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|
2132 Если запрещено, то используется имя, указанное в поле <header>Host</header> |
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diff
changeset
|
2133 заголовка запроса. |
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Ruslan Ermilov <ru@nginx.com>
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changeset
|
2134 Если же этого поля нет, то используется IP-адрес сервера. |
76
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Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2135 </para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2136 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2137 <para> |
253
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2138 См. также директиву <link id="port_in_redirect"/>. |
76
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
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|
2139 </para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2140 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2141 </directive> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2142 |
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 <directive name="server_names_hash_bucket_size"> |
271 | 2145 <syntax><value>размер</value></syntax> |
253
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|
2146 <default>32|64|128</default> |
76
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Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2147 <context>http</context> |
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 <para> |
253
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|
2150 Задаёт размер корзины в хэш-таблицах имён серверов. |
76
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
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|
2151 Значение по умолчанию зависит от размера строки кэша процессора. |
253
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222
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|
2152 Подробнее смотрите в документе по |
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Ruslan Ermilov <ru@nginx.com>
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222
diff
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|
2153 <link doc="../hash.xml">настройке хэшей</link>. |
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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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|
2154 </para> |
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Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
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|
2155 |
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Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
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|
2156 </directive> |
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Ruslan Ermilov <ru@nginx.com>
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|
2157 |
ff1e139a8c98
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Ruslan Ermilov <ru@nginx.com>
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|
2158 |
ff1e139a8c98
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Ruslan Ermilov <ru@nginx.com>
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|
2159 <directive name="server_names_hash_max_size"> |
271 | 2160 <syntax><value>размер</value></syntax> |
253
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|
2161 <default>512</default> |
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|
2162 <context>http</context> |
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|
2163 |
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|
2164 <para> |
271 | 2165 Задаёт максимальный <value>размер</value> хэш-таблиц имён серверов. |
253
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|
2166 Подробнее смотрите в документе по |
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Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
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|
2167 <link doc="../hash.xml">настройке хэшей</link>. |
76
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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
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2172 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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|
2173 <directive name="server_tokens"> |
271 | 2174 <syntax><literal>on</literal> | <literal>off</literal></syntax> |
102
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The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
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diff
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|
2175 <default>on</default> |
253
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2176 <context>http</context> |
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|
2177 <context>server</context> |
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|
2178 <context>location</context> |
76
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Maxim Dounin <mdounin@mdounin.ru>
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diff
changeset
|
2179 |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
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diff
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|
2180 <para> |
253
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|
2181 Разрешает или запрещает выдавать версию nginx'а в сообщениях об ошибках и |
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Ruslan Ermilov <ru@nginx.com>
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222
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|
2182 в поле <header>Server</header> заголовка ответа. |
76
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
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|
2183 </para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2184 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2185 </directive> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2186 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2187 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
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|
2188 <directive name="tcp_nodelay"> |
271 | 2189 <syntax><literal>on</literal> | <literal>off</literal></syntax> |
102
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Ruslan Ermilov <ru@nginx.com>
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99
diff
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|
2190 <default>on</default> |
253
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|
2191 <context>http</context> |
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|
2192 <context>server</context> |
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|
2193 <context>location</context> |
76
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Maxim Dounin <mdounin@mdounin.ru>
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diff
changeset
|
2194 |
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Maxim Dounin <mdounin@mdounin.ru>
parents:
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|
2195 <para> |
253
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|
2196 Разрешает или запрещает использование опции <c-def>TCP_NODELAY</c-def>. |
76
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
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|
2197 Опция включаются только при переходе соединения в состояние keep-alive. |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2198 </para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2199 |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2200 </directive> |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2201 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2202 |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
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|
2203 <directive name="tcp_nopush"> |
271 | 2204 <syntax><literal>on</literal> | <literal>off</literal></syntax> |
102
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Ruslan Ermilov <ru@nginx.com>
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|
2205 <default>off</default> |
253
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|
2206 <context>http</context> |
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|
2207 <context>server</context> |
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|
2208 <context>location</context> |
76
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Maxim Dounin <mdounin@mdounin.ru>
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|
2209 |
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Maxim Dounin <mdounin@mdounin.ru>
parents:
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|
2210 <para> |
253
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|
2211 Разрешает или запрещает использование опции сокета |
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|
2212 <c-def>TCP_NOPUSH</c-def> во FreeBSD или |
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|
2213 <c-def>TCP_CORK</c-def> в Linux. |
76
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Maxim Dounin <mdounin@mdounin.ru>
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|
2214 Опции включаются только при использовании <link id="sendfile"/>. |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2215 Включение опции позволяет |
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Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2216 <list type="bullet"> |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2217 |
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Maxim Dounin <mdounin@mdounin.ru>
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|
2218 <listitem> |
253
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|
2219 передавать заголовок ответа и начало файла в одном пакете |
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|
2220 в Linux и во FreeBSD 4.*; |
76
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Maxim Dounin <mdounin@mdounin.ru>
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|
2221 </listitem> |
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2222 |
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Maxim Dounin <mdounin@mdounin.ru>
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|
2223 <listitem> |
253
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|
2224 передавать файл полными пакетами. |
76
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Maxim Dounin <mdounin@mdounin.ru>
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|
2225 </listitem> |
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2226 |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2227 </list> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2228 </para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2229 |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2230 </directive> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2231 |
4a4caa566120
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2232 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
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|
2233 <directive name="try_files"> |
364 | 2234 <syntax><value>файл</value> ... <value>uri</value></syntax> |
2235 <syntax><value>файл</value> ... =<value>код</value></syntax> | |
99
1d315ef37215
The case <default/> is now language-agnostic.
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|
2236 <default/> |
253
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|
2237 <context>server</context> |
76
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Maxim Dounin <mdounin@mdounin.ru>
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|
2238 <context>location</context> |
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Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2239 |
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Maxim Dounin <mdounin@mdounin.ru>
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|
2240 <para> |
253
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|
2241 Проверяет существование файлов в заданном порядке и использует |
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|
2242 для обработки запроса первый найденный файл, причём обработка |
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|
2243 делается в контексте этого же location'а. |
271 | 2244 Путь к файлу строится из параметра <value>файл</value> |
253
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|
2245 в соответствии с директивами |
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|
2246 <link id="root"/> и <link id="alias"/>. |
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|
2247 С помощью слэша в конце имени можно проверить существование каталога, |
271 | 2248 например, “<literal>$uri/</literal>”. |
253
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2249 В случае, если ни один файл не найден, то делается внутреннее |
271 | 2250 перенаправление на <value>uri</value>, заданный последним параметром. |
253
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2251 Например: |
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|
2252 <example> |
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2253 location /images/ { |
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2254 try_files $uri /images/default.gif; |
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2255 } |
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2256 |
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2257 location = /images/default.gif { |
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2258 expires 30s; |
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2259 } |
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|
2260 </example> |
271 | 2261 Последний параметр может также указывать на именованный location, |
253
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|
2262 смотрите примеры ниже. |
271 | 2263 С версии 0.7.51 последний параметр может также быть кодом: |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2264 <example> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2265 location / { |
253
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2266 try_files $uri $uri/index.html $uri.html =404; |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2267 } |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2268 </example> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2269 </para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2270 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2271 <para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2272 Пример использования при проксировании Mongrel: |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2273 <example> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2274 location / { |
253
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2275 try_files /system/maintenance.html |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2276 $uri $uri/index.html $uri.html |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2277 @mongrel; |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2278 } |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2279 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2280 location @mongrel { |
253
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2281 proxy_pass http://mongrel; |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2282 } |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2283 </example> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2284 </para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2285 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2286 <para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2287 Пример использования вместе с Drupal/FastCGI: |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2288 <example> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2289 location / { |
253
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2290 try_files $uri $uri/ @drupal; |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2291 } |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2292 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2293 location ~ \.php$ { |
253
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2294 try_files $uri @drupal; |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2295 |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2296 fastcgi_pass ...; |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2297 |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2298 fastcgi_param SCRIPT_FILENAME /path/to$fastcgi_script_name; |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2299 fastcgi_param SCRIPT_NAME $fastcgi_script_name; |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2300 fastcgi_param QUERY_STRING $args; |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2301 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2302 ... прочие fastcgi_param |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2303 } |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2304 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2305 location @drupal { |
253
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2306 fastcgi_pass ...; |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2307 |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2308 fastcgi_param SCRIPT_FILENAME /path/to/index.php; |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2309 fastcgi_param SCRIPT_NAME /index.php; |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2310 fastcgi_param QUERY_STRING q=$uri&$args; |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2311 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2312 ... прочие fastcgi_param |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2313 } |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2314 </example> |
271 | 2315 В следующем примере директива <literal>try_files</literal> |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2316 <example> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2317 location / { |
253
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2318 try_files $uri $uri/ @drupal; |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2319 } |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2320 </example> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2321 аналогична директивам |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2322 <example> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2323 location / { |
253
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2324 error_page 404 = @drupal; |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2325 log_not_found off; |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2326 } |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2327 </example> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2328 А здесь |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2329 <example> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2330 location ~ \.php$ { |
253
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2331 try_files $uri @drupal; |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2332 |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2333 fastcgi_pass ...; |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2334 |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2335 fastcgi_param SCRIPT_FILENAME /path/to$fastcgi_script_name; |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2336 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2337 ... |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2338 } |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2339 </example> |
271 | 2340 <literal>try_files</literal> проверяет существование PHP-файла, |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2341 прежде чем передать запрос FastCGI-серверу. |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2342 </para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2343 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2344 <para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2345 Пример использования вместе с Wordpress и Joomla: |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2346 <example> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2347 location / { |
253
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2348 try_files $uri $uri/ @wordpress; |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2349 } |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2350 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2351 location ~ \.php$ { |
253
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2352 try_files $uri @wordpress; |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2353 |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2354 fastcgi_pass ...; |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2355 |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2356 fastcgi_param SCRIPT_FILENAME /path/to$fastcgi_script_name; |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2357 ... прочие fastcgi_param |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2358 } |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2359 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2360 location @wordpress { |
253
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2361 fastcgi_pass ...; |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2362 |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2363 fastcgi_param SCRIPT_FILENAME /path/to/index.php; |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2364 ... прочие fastcgi_param |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2365 } |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2366 </example> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2367 </para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2368 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2369 </directive> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2370 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2371 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2372 <directive name="types"> |
108
72524ae53106
Explicitly marked directives with the block syntax. Such directives will
Ruslan Ermilov <ru@nginx.com>
parents:
106
diff
changeset
|
2373 <syntax block="yes"/> |
102
c76a257f3fd4
The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
parents:
99
diff
changeset
|
2374 <default> |
c76a257f3fd4
The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
parents:
99
diff
changeset
|
2375 text/html html; |
c76a257f3fd4
The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
parents:
99
diff
changeset
|
2376 image/gif gif; |
c76a257f3fd4
The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
parents:
99
diff
changeset
|
2377 image/jpeg jpg; |
c76a257f3fd4
The directive name is now automatically printed in <default> and <syntax>.
Ruslan Ermilov <ru@nginx.com>
parents:
99
diff
changeset
|
2378 </default> |
253
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2379 <context>http</context> |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2380 <context>server</context> |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2381 <context>location</context> |
76
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2382 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2383 <para> |
253
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2384 Задаёт соответствие расширений имён файлов и MIME-типов ответов. |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2385 Расширения нечувствительны к регистру символов. |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2386 Одному MIME-типу может соответствовать несколько расширений, например: |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2387 <example> |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2388 types { |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2389 application/octet-stream bin exe dll; |
ff1e139a8c98
Bring the ngx_http_core_module documentation up to date.
Ruslan Ermilov <ru@nginx.com>
parents:
222
diff
changeset
|
2390 application/octet-stream deb; |
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2391 application/octet-stream dmg; |
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2392 } |
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2393 </example> |
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2394 </para> |
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2395 |
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2396 <para> |
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2397 Достаточно полная таблица соответствий входит в дистрибутив nginx |
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2398 и находится в файле <path>conf/mime.types</path>. |
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2399 </para> |
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2400 |
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2401 <para> |
253
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2402 Для того, чтобы для определённого location'а для всех ответов |
271 | 2403 выдавался MIME-тип “<literal>application/octet-stream</literal>”, |
253
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2404 можно использовать следующее: |
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2405 <example> |
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2406 location /download/ { |
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2407 types { } |
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2408 default_type application/octet-stream; |
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2409 } |
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2410 </example> |
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2411 </para> |
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2412 |
253
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2413 </directive> |
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2414 |
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2415 |
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2416 <directive name="types_hash_bucket_size"> |
271 | 2417 <syntax><value>размер</value></syntax> |
253
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2418 <default>32|64|128</default> |
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2419 <context>http</context> |
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2420 <context>server</context> |
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2421 <context>location</context> |
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2422 |
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2423 <para> |
253
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2424 Задаёт размер корзины в хэш-таблицах типов. |
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2425 Значение по умолчанию зависит от размера строки кэша процессора. |
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2426 Подробнее смотрите в документе по |
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2427 <link doc="../hash.xml">настройке хэшей</link>. |
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2428 </para> |
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2429 |
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2430 </directive> |
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2431 |
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2432 |
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2433 <directive name="types_hash_max_size"> |
271 | 2434 <syntax><value>размер</value></syntax> |
253
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2435 <default>1024</default> |
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2436 <context>http</context> |
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2437 <context>server</context> |
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2438 <context>location</context> |
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2439 |
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2440 <para> |
271 | 2441 Задаёт максимальный <value>размер</value> хэш-таблиц типов. |
253
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2442 Подробнее смотрите в документе по |
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2443 <link doc="../hash.xml">настройке хэшей</link>. |
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2444 </para> |
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|
2445 |
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|
2446 </directive> |
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|
2447 |
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|
2448 |
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|
2449 <directive name="underscores_in_headers"> |
271 | 2450 <syntax><literal>on</literal> | <literal>off</literal></syntax> |
102
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2451 <default>off</default> |
253
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2452 <context>http</context> |
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2453 <context>server</context> |
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2454 |
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|
2455 <para> |
253
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2456 Разрешает или запрещает использование символов подчёркивания в |
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2457 полях заголовка запроса клиента. |
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2458 Если запрещено, поля заголовка запроса, в чьих именах есть подчёркивания, |
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2459 помечаются как недопустимые и подпадают под действие директивы |
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2460 <link id="ignore_invalid_headers"/>. |
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2461 </para> |
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2462 |
426
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Specifying "ignore_invalid_headers" or "underscores_in_headers" on the
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|
2463 <para> |
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419
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|
2464 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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|
2465 в сервере по умолчанию. |
1d6dc85ed324
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419
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|
2466 В этом случае её значение распространяется на все виртуальные серверы, |
1d6dc85ed324
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|
2467 слушающие на том же адресе и порту. |
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2468 </para> |
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2469 |
253
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2470 </directive> |
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2471 |
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2472 |
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2473 <directive name="variables_hash_bucket_size"> |
271 | 2474 <syntax><value>размер</value></syntax> |
253
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2475 <default>64</default> |
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2476 <context>http</context> |
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2477 |
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2478 <para> |
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2479 Задаёт размер корзины в хэш-таблице переменных. |
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2480 Подробнее смотрите в документе по |
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2481 <link doc="../hash.xml">настройке хэшей</link>. |
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2482 </para> |
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2483 |
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2484 </directive> |
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2485 |
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2486 |
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2487 <directive name="variables_hash_max_size"> |
271 | 2488 <syntax><value>размер</value></syntax> |
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2489 <default>512</default> |
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2490 <context>http</context> |
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2491 |
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2492 <para> |
271 | 2493 Задаёт максимальный <value>размер</value> хэш-таблицы переменных. |
253
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2494 Подробнее смотрите в документе по |
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2495 <link doc="../hash.xml">настройке хэшей</link>. |
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2496 </para> |
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2497 |
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|
2498 </directive> |
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|
2499 |
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2500 </section> |
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2501 |
364 | 2502 |
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2503 <section id="variables" name="Встроенные переменные"> |
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2504 |
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2505 <para> |
364 | 2506 Модуль <literal>ngx_http_core_module</literal> поддерживает встроенные |
2507 переменные, имена которых совпадают с именами переменных веб-сервера Apache. | |
253
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2508 Прежде всего, это переменные, представляющие из себя поля заголовка |
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2509 запроса клиента, такие как <var>$http_user_agent</var>, <var>$http_cookie</var> |
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2510 и тому подобное. |
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2511 Кроме того, есть и другие переменные: |
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2512 <list type="tag"> |
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2513 |
271 | 2514 <tag-name><var>$arg_</var><value>имя</value></tag-name> |
253
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2515 <tag-desc> |
271 | 2516 аргумент <value>имя</value> в строке запроса |
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2517 </tag-desc> |
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2518 |
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2519 <tag-name><var>$args</var></tag-name> |
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2520 <tag-desc> |
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2521 аргументы в строке запроса |
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2522 </tag-desc> |
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2523 |
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2524 <tag-name><var>$binary_remote_addr</var></tag-name> |
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2525 <tag-desc> |
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2526 адрес клиента в бинарном виде, длина значения всегда 4 байта |
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2527 </tag-desc> |
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2528 |
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2529 <tag-name><var>$body_bytes_sent</var></tag-name> |
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2530 <tag-desc> |
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2531 число байт, переданное клиенту, без учёта заголовка ответа |
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2532 </tag-desc> |
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2533 |
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2534 <tag-name><var>$content_length</var></tag-name> |
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2535 <tag-desc> |
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2536 поле <header>Content-Length</header> заголовка запроса |
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2537 </tag-desc> |
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2538 |
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2539 <tag-name><var>$content_type</var></tag-name> |
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2540 <tag-desc> |
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2541 поле <header>Content-Type</header> заголовка запроса |
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2542 </tag-desc> |
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2543 |
271 | 2544 <tag-name><var>$cookie_</var><value>имя</value></tag-name> |
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2545 <tag-desc> |
271 | 2546 cookie <value>имя</value> |
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2547 </tag-desc> |
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2548 |
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2549 <tag-name><var>$document_root</var></tag-name> |
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2550 <tag-desc> |
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2551 значение директивы <link id="root"/> для текущего запроса |
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2552 </tag-desc> |
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2553 |
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2554 <tag-name><var>$document_uri</var></tag-name> |
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2555 <tag-desc> |
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2556 то же, что и <var>$uri</var> |
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2557 </tag-desc> |
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2558 |
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2559 <tag-name><var>$host</var></tag-name> |
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2560 <tag-desc> |
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2561 поле <header>Host</header> заголовка запроса, |
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2562 или имя сервера, соответствующего запросу, если этого поля нет |
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2563 </tag-desc> |
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2564 |
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2565 <tag-name><var>$hostname</var></tag-name> |
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2566 <tag-desc> |
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2567 имя хоста |
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2568 </tag-desc> |
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2569 |
271 | 2570 <tag-name><var>$http_</var><value>имя</value></tag-name> |
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2571 <tag-desc> |
271 | 2572 поле <value>имя</value> заголовка запроса |
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2573 </tag-desc> |
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2574 |
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2575 <tag-name><var>$https</var></tag-name> |
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2576 <tag-desc> |
271 | 2577 “<literal>on</literal>” |
253
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2578 если соединение работает в режиме SSL, |
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2579 либо пустая строка |
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2580 </tag-desc> |
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2581 |
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2582 <tag-name><var>$is_args</var></tag-name> |
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2583 <tag-desc> |
271 | 2584 “<literal>?</literal>”, если в строке запроса есть аргументы, |
253
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2585 и пустая строка, если их нет |
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2586 </tag-desc> |
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2587 |
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2588 <tag-name><var>$limit_rate</var></tag-name> |
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2589 <tag-desc> |
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2590 позволяет ограничивать скорость соединения |
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2591 </tag-desc> |
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2592 |
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2593 <tag-name><var>$nginx_version</var></tag-name> |
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2594 <tag-desc> |
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2595 версия nginx |
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2596 </tag-desc> |
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2597 |
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2598 <tag-name><var>$pid</var></tag-name> |
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2599 <tag-desc> |
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2600 номер (PID) рабочего процесса |
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2601 </tag-desc> |
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2602 |
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2603 <tag-name><var>$query_string</var></tag-name> |
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2604 <tag-desc> |
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2605 то же, что и <var>$args</var> |
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2606 </tag-desc> |
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2607 |
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2608 <tag-name><var>$realpath_root</var></tag-name> |
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2609 <tag-desc> |
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2610 значение директивы <link id="root"/> для текущего запроса, |
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2611 при этом все символические ссылки преобразованы в реальные путь |
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2612 </tag-desc> |
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2613 |
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2614 <tag-name><var>$remote_addr</var></tag-name> |
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2615 <tag-desc> |
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2616 адрес клиента |
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2617 </tag-desc> |
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2618 |
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2619 <tag-name><var>$remote_port</var></tag-name> |
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2620 <tag-desc> |
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2621 порт клиента |
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2622 </tag-desc> |
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2623 |
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2624 <tag-name><var>$remote_user</var></tag-name> |
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2625 <tag-desc> |
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2626 имя пользователя, использованное в Basic аутентификации |
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2627 </tag-desc> |
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2628 |
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2629 <tag-name><var>$request</var></tag-name> |
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2630 <tag-desc> |
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2631 оригинальная строка запроса целиком |
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2632 </tag-desc> |
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2633 |
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2634 <tag-name><var>$request_body</var></tag-name> |
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2635 <tag-desc> |
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2636 тело запроса |
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2637 <para> |
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2638 Значение переменной появляется в location'ах, обрабатываемых |
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2639 директивами |
106
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2640 <link doc="ngx_http_proxy_module.xml" id="proxy_pass"/> |
253
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2641 и |
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2642 <link doc="ngx_http_fastcgi_module.xml" id="fastcgi_pass"/>. |
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2643 </para> |
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2644 </tag-desc> |
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2645 |
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2646 <tag-name><var>$request_body_file</var></tag-name> |
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2647 <tag-desc> |
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2648 имя временного файла, в котором хранится тело запроса |
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2649 <para> |
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2650 По завершению обработки файл необходимо удалить. |
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2651 Для того, чтобы тело запроса всегда записывалось в файл, |
406
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2652 следует включить <link id="client_body_in_file_only"/>. |
253
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2653 При передаче имени временного файла в проксированном запросе |
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2654 или в запросе к FastCGI-серверу следует запретить передачу самого |
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2655 тела директивами |
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2656 <link doc="ngx_http_proxy_module.xml" id="proxy_pass_request_body"> |
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2657 proxy_pass_request_body off</link> |
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2658 или |
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2659 <link doc="ngx_http_fastcgi_module.xml" id="fastcgi_pass_request_body"> |
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2660 fastcgi_pass_request_body off</link> |
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2661 соответственно. |
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2662 </para> |
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2663 </tag-desc> |
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2664 |
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2665 <tag-name><var>$request_completion</var></tag-name> |
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2666 <tag-desc> |
271 | 2667 “<literal>OK</literal>” если запрос завершился, |
253
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2668 либо пустая строка |
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2669 </tag-desc> |
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2670 |
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2671 <tag-name><var>$request_filename</var></tag-name> |
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2672 <tag-desc> |
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2673 путь к файлу для текущего запроса, формируемый из директив |
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2674 <link id="root"/> или <link id="alias"/> и URI запроса |
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2675 </tag-desc> |
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2676 |
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2677 <tag-name><var>$request_method</var></tag-name> |
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2678 <tag-desc> |
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2679 метод запроса, обычно |
271 | 2680 “<literal>GET</literal>” или “<literal>POST</literal>” |
253
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2681 </tag-desc> |
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2682 |
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2683 <tag-name><var>$request_uri</var></tag-name> |
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2684 <tag-desc> |
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2685 оригинальный URI запроса целиком (с аргументами) |
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2686 </tag-desc> |
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2687 |
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2688 <tag-name><var>$scheme</var></tag-name> |
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2689 <tag-desc> |
271 | 2690 схема запроса, “<literal>http</literal>” или “<literal>https</literal>” |
253
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2691 </tag-desc> |
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2692 |
271 | 2693 <tag-name><var>$sent_http_</var><value>имя</value></tag-name> |
253
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2694 <tag-desc> |
271 | 2695 поле <value>имя</value> заголовка ответа |
253
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2696 </tag-desc> |
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2697 |
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2698 <tag-name><var>$server_addr</var></tag-name> |
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2699 <tag-desc> |
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2700 адрес сервера, принявшего запрос |
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2701 <para> |
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2702 Получение значения этой переменной обычно требует одного системного вызова. |
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2703 Чтобы избежать системного вызова, в директивах <link id="listen"/> |
271 | 2704 следует указывать адреса и использовать параметр <literal>bind</literal>. |
253
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2705 </para> |
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2706 </tag-desc> |
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2707 |
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2708 <tag-name><var>$server_name</var></tag-name> |
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2709 <tag-desc> |
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2710 имя сервера, принявшего запрос |
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2711 </tag-desc> |
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2712 |
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2713 <tag-name><var>$server_port</var></tag-name> |
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2714 <tag-desc> |
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2715 порт сервера, принявшего запрос |
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2716 </tag-desc> |
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2717 |
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2718 <tag-name><var>$server_protocol</var></tag-name> |
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2719 <tag-desc> |
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2720 протокол сервера, обычно |
271 | 2721 “<literal>HTTP/1.0</literal>” |
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2722 или |
271 | 2723 “<literal>HTTP/1.1</literal>” |
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2724 </tag-desc> |
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2725 |
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2726 <tag-name><var>$uri</var></tag-name> |
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2727 <tag-desc> |
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2728 текущий URI запроса |
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2729 <para> |
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2730 Он может отличаться от первоначального, например, при внутренних |
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2731 перенаправлениях или при использовании индексных файлов. |
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2732 </para> |
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2733 </tag-desc> |
76
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2734 |
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2735 </list> |
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changeset
|
2736 </para> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2737 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2738 </section> |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2739 |
4a4caa566120
Russian documentation import.
Maxim Dounin <mdounin@mdounin.ru>
parents:
diff
changeset
|
2740 </module> |