Mercurial > hg > nginx-site
annotate xml/en/docs/http/ngx_http_proxy_module.xml @ 799:9e5847af3b2d
Documented the "proxy_headers_hash_bucket/max_size" directives.
author | Vladimir Homutov <vl@nginx.com> |
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date | Wed, 26 Dec 2012 12:18:18 +0000 |
parents | ae776a353984 |
children | ed29fd8be462 |
rev | line source |
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1 <?xml version="1.0"?> |
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2 |
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3 <!-- |
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4 Copyright (C) Igor Sysoev |
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5 Copyright (C) Nginx, Inc. |
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6 --> |
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7 |
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8 <!DOCTYPE module SYSTEM "../../../../dtd/module.dtd"> |
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9 |
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10 <module name="Module ngx_http_proxy_module" |
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11 link="/en/docs/http/ngx_http_proxy_module.html" |
589 | 12 lang="en" |
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13 rev="7"> |
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14 |
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15 <section id="summary"> |
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16 |
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17 <para> |
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18 The <literal>ngx_http_proxy_module</literal> module allows to pass |
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19 requests to another server. |
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20 </para> |
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21 |
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22 </section> |
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23 |
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24 |
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25 <section id="example" name="Example Configuration"> |
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26 |
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27 <para> |
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28 <example> |
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29 location / { |
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30 proxy_pass http://localhost:8000; |
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31 proxy_set_header Host $host; |
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32 proxy_set_header X-Real-IP $remote_addr; |
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33 } |
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34 </example> |
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35 </para> |
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36 |
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37 </section> |
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38 |
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39 |
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40 <section id="directives" name="Directives"> |
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41 |
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42 <directive name="proxy_bind"> |
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43 <syntax><value>address</value></syntax> |
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44 <default/> |
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45 <context>http</context> |
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46 <context>server</context> |
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47 <context>location</context> |
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48 <appeared-in>0.8.22</appeared-in> |
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49 |
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50 <para> |
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51 Forces outgoing connections to a proxied server to originate |
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52 from the specified local IP <value>address</value>. |
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53 </para> |
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54 |
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55 </directive> |
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56 |
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57 |
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58 <directive name="proxy_buffer_size"> |
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59 <syntax><value>size</value></syntax> |
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60 <default>4k|8k</default> |
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61 <context>http</context> |
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62 <context>server</context> |
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63 <context>location</context> |
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64 |
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65 <para> |
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66 Sets <value>size</value> of the buffer used for reading the first part |
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67 of a response received from the proxied server. |
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68 This part usually contains a small response header. |
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69 By default, the buffer size is equal to the size of one |
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70 buffer set by the <link id="proxy_buffers"/> directive. |
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71 It can be made smaller however. |
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72 </para> |
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73 |
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74 </directive> |
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75 |
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76 |
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77 <directive name="proxy_buffering"> |
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78 <syntax><literal>on</literal> | <literal>off</literal></syntax> |
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79 <default>on</default> |
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80 <context>http</context> |
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81 <context>server</context> |
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82 <context>location</context> |
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83 |
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84 <para> |
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85 Enables or disables buffering of responses from the proxied server. |
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86 </para> |
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87 |
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88 <para> |
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89 When buffering is enabled, nginx receives a response from the proxied server |
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90 as soon as possible, saving it into buffers set by the |
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91 <link id="proxy_buffer_size"/> and <link id="proxy_buffers"/> directives. |
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92 If the whole response does not fit into memory, part of it can be saved |
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93 to a <link id="proxy_temp_path">temporary file</link> on disk. |
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94 Writes to temporary files are controlled by the |
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95 <link id="proxy_max_temp_file_size"/> and |
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96 <link id="proxy_temp_file_write_size"/> directives. |
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97 </para> |
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98 |
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99 <para> |
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100 When buffering is disabled, a response is passed to a client synchronously, |
362 | 101 immediately as it is received. |
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102 nginx will not try to read the whole response from the proxied server. |
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103 The maximum size of the data that nginx can receive from the server |
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104 at a time is set by the <link id="proxy_buffer_size"/> directive. |
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105 </para> |
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106 |
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107 <para> |
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108 Buffering can also be enabled or disabled by passing |
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109 “<literal>yes</literal>” or “<literal>no</literal>” in the |
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110 <header>X-Accel-Buffering</header> response header field. |
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111 This ability can be disabled using the |
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112 <link doc="ngx_http_proxy_module.xml" id="proxy_ignore_headers"/> directive. |
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113 </para> |
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114 |
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115 </directive> |
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116 |
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117 |
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118 <directive name="proxy_buffers"> |
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119 <syntax><value>number</value> <value>size</value></syntax> |
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120 <default>8 4k|8k</default> |
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121 <context>http</context> |
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122 <context>server</context> |
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123 <context>location</context> |
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124 |
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125 <para> |
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126 Sets the <value>number</value> and <value>size</value> of |
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127 buffers used for reading a response from the proxied server, |
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128 for a single connection. |
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129 By default, the buffer size is equal to one memory page. |
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130 This is either 4K or 8K, depending on a platform. |
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131 </para> |
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132 |
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133 </directive> |
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134 |
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135 |
405
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136 <directive name="proxy_busy_buffers_size"> |
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137 <syntax><value>size</value></syntax> |
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138 <default>8k|16k</default> |
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139 <context>http</context> |
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140 <context>server</context> |
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141 <context>location</context> |
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142 |
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143 <para> |
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144 When <link id="proxy_buffering">buffering</link> of responses from the proxied |
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145 server is enabled, limits the total <value>size</value> of buffers that |
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146 can be busy sending a response to the client while the response is not |
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147 yet fully read. |
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148 In the mean time, the rest of the buffers can be used for reading a response |
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149 and, if needed, buffering part of a response to a temporary file. |
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150 By default, <value>size</value> is limited by two buffers set by the |
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151 <link id="proxy_buffer_size"/> and <link id="proxy_buffers"/> directives. |
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152 </para> |
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153 |
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154 </directive> |
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155 |
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156 |
281
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157 <directive name="proxy_cache"> |
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158 <syntax><value>zone</value> | <literal>off</literal></syntax> |
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159 <default>off</default> |
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160 <context>http</context> |
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161 <context>server</context> |
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162 <context>location</context> |
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163 |
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164 <para> |
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165 Defines a shared memory zone used for caching. |
281
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166 The same zone can be used in several places. |
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167 The <literal>off</literal> parameter disables caching inherited |
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168 from the previous configuration level. |
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169 </para> |
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170 |
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171 </directive> |
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172 |
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173 |
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174 <directive name="proxy_cache_bypass"> |
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175 <syntax><value>string</value> ...</syntax> |
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176 <default/> |
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177 <context>http</context> |
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178 <context>server</context> |
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179 <context>location</context> |
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180 |
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181 <para> |
294 | 182 Defines conditions under which the response will not be taken from a cache. |
281
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183 If at least one value of the string parameters is not empty and is not |
294 | 184 equal to “0” then the response will not be taken from the cache: |
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185 <example> |
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186 proxy_cache_bypass $cookie_nocache $arg_nocache$arg_comment; |
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187 proxy_cache_bypass $http_pragma $http_authorization; |
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188 </example> |
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189 Can be used along with the <link id="proxy_no_cache"/> directive. |
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190 </para> |
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191 |
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192 </directive> |
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193 |
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194 |
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195 <directive name="proxy_cache_key"> |
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196 <syntax><value>string</value></syntax> |
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197 <default>$scheme$proxy_host$request_uri</default> |
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198 <context>http</context> |
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199 <context>server</context> |
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200 <context>location</context> |
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201 |
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202 <para> |
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203 Defines a key for caching, for example |
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204 <example> |
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205 proxy_cache_key "$host$request_uri $cookie_user"; |
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206 </example> |
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207 By default, the directive’s value is close to the string |
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208 <example> |
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209 proxy_cache_key $scheme$proxy_host$uri$is_args$args; |
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210 </example> |
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211 </para> |
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212 |
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213 </directive> |
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214 |
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215 |
302
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216 <directive name="proxy_cache_lock"> |
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217 <syntax><literal>on</literal> | <literal>off</literal></syntax> |
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218 <default>off</default> |
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219 <context>http</context> |
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220 <context>server</context> |
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221 <context>location</context> |
310
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222 <appeared-in>1.1.12</appeared-in> |
302
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223 |
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224 <para> |
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225 When enabled, only one request at a time will be allowed to populate |
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226 a new cache element identified according to the <link id="proxy_cache_key"/> |
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227 directive by passing a request to a proxied server. |
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228 Other requests of the same cache element will either wait |
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229 for a response to appear in the cache, or the cache lock for |
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230 this element to be released, up to the time set by the |
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231 <link id="proxy_cache_lock_timeout"/> directive. |
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232 </para> |
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233 |
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234 </directive> |
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235 |
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236 |
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237 <directive name="proxy_cache_lock_timeout"> |
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238 <syntax><value>time</value></syntax> |
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239 <default>5s</default> |
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240 <context>http</context> |
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241 <context>server</context> |
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242 <context>location</context> |
310
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243 <appeared-in>1.1.12</appeared-in> |
302
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244 |
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245 <para> |
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246 Sets a timeout for <link id="proxy_cache_lock"/>. |
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247 </para> |
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248 |
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249 </directive> |
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250 |
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251 |
790
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252 <directive name="proxy_cache_methods"> |
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253 <syntax> |
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254 <literal>GET</literal> | |
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255 <literal>HEAD</literal> | |
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256 <literal>POST</literal> |
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257 ...</syntax> |
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258 <default>GET HEAD</default> |
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259 <context>http</context> |
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260 <context>server</context> |
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261 <context>location</context> |
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262 <appeared-in>0.7.59</appeared-in> |
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263 |
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264 <para> |
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265 If the client request method is listed in this directive then |
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266 the response will be cached. |
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267 “<literal>GET</literal>” and “<literal>HEAD</literal>” methods are always |
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268 added to the list, though it is recommended to specify them explicitly. |
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269 See also the <link id="proxy_no_cache"/> directive. |
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270 </para> |
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271 |
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272 </directive> |
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273 |
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274 |
281
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275 <directive name="proxy_cache_min_uses"> |
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276 <syntax><value>number</value></syntax> |
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277 <default>1</default> |
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278 <context>http</context> |
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279 <context>server</context> |
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280 <context>location</context> |
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281 |
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282 <para> |
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283 Sets the <value>number</value> of requests after which the response |
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284 will be cached. |
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285 </para> |
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286 |
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287 </directive> |
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288 |
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289 |
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290 <directive name="proxy_cache_path"> |
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291 <syntax> |
364 | 292 <value>path</value> |
293 [<literal>levels</literal>=<value>levels</value>] | |
294 <literal>keys_zone</literal>=<value>name</value>:<value>size</value> | |
295 [<literal>inactive</literal>=<value>time</value>] | |
508
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296 [<literal>max_size</literal>=<value>size</value>] |
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297 [<literal>loader_files</literal>=<value>number</value>] |
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298 [<literal>loader_sleep</literal>=<value>time</value>] |
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299 [<literal>loader_threshold</literal>=<value>time</value>]</syntax> |
281
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300 <default/> |
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301 <context>http</context> |
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302 |
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303 <para> |
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304 Sets path and other parameters of a cache. |
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305 Cache data are stored in files. |
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306 Both the key and file name in a cache are a result of |
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307 applying the MD5 function to the proxied URL. |
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308 |
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309 The <literal>levels</literal> parameter defines hierarchy levels of a cache. |
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310 For example, in the following configuration |
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311 <example> |
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312 proxy_cache_path /data/nginx/cache levels=1:2 keys_zone=one:10m; |
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313 </example> |
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314 file names in a cache will look like this: |
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315 <example> |
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316 /data/nginx/cache/<emphasis>c</emphasis>/<emphasis>29</emphasis>/b7f54b2df7773722d382f4809d650<emphasis>29c</emphasis> |
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317 </example> |
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318 </para> |
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319 |
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320 <para> |
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321 A cached response is first written to a temporary file, then a file is renamed. |
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322 Starting from version 0.8.9 temporary files and the cache can be put on |
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323 different file systems but be aware that in this case a file is copied |
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324 across two file systems instead of the cheap rename operation. |
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325 It is thus recommended that for any given location both cache and a directory |
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326 holding temporary files set by the <link id="proxy_temp_path"/> directive |
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327 are put on the same file system. |
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328 </para> |
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329 |
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330 <para> |
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331 In addition, all active keys and information about data are stored |
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332 in a shared memory zone, whose <value>name</value> and <value>size</value> |
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333 are configured by the <literal>keys_zone</literal> parameter. |
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334 Cached data that are not accessed during the time specified by the |
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335 <literal>inactive</literal> parameter get removed from the cache |
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336 regardless of their freshness. |
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337 By default, <literal>inactive</literal> is set to 10 minutes. |
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338 </para> |
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339 |
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340 <para> |
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341 The special process “cache manager” monitors the maximum cache size set |
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342 by the <literal>max_size</literal> parameter; |
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343 when this size is exceeded it removes the least recently used data. |
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344 </para> |
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345 |
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346 <para> |
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347 A minute after the start the special process “cache loader” is activated |
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348 that loads information about previously cached data stored on file system |
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349 into a cache zone. |
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350 A load is done in iterations. |
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351 During one iteration no more than <literal>loader_files</literal> items |
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352 are loaded (by default, 100). |
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353 Besides, the duration of one iteration is limited by the |
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354 <literal>loader_threshold</literal> parameter (by default, 200 milliseconds). |
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355 A pause is made between iterations, configured by the |
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356 <literal>loader_sleep</literal> parameter (by default, 50 milliseconds). |
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357 </para> |
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358 |
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359 </directive> |
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360 |
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361 |
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362 <directive name="proxy_cache_use_stale"> |
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363 <syntax> |
364 | 364 <literal>error</literal> | |
365 <literal>timeout</literal> | | |
366 <literal>invalid_header</literal> | | |
367 <literal>updating</literal> | | |
368 <literal>http_500</literal> | | |
369 <literal>http_502</literal> | | |
370 <literal>http_503</literal> | | |
371 <literal>http_504</literal> | | |
372 <literal>http_404</literal> | | |
373 <literal>off</literal> | |
374 ...</syntax> | |
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375 <default>off</default> |
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376 <context>http</context> |
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377 <context>server</context> |
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378 <context>location</context> |
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379 |
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380 <para> |
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381 If an error occurs while working with the proxied server it is possible |
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382 to use a stale cached response. |
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383 This directives determines in which cases it is permitted. |
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384 The directive’s parameters match those of the |
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385 <link id="proxy_next_upstream"/> directive. |
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386 </para> |
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387 |
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388 <para> |
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389 Additionally, the <literal>updating</literal> parameter permits |
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390 to use a stale cached response if it is currently being updated. |
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391 This allows to minimize the number of accesses to proxied servers |
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392 when updating cached data. |
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393 </para> |
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394 |
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395 <para> |
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396 To minimize the number of accesses to proxied servers when |
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397 populating a new cache element, the <link id="proxy_cache_lock"/> |
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398 directive can be used. |
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399 </para> |
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400 |
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401 </directive> |
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402 |
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403 |
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404 <directive name="proxy_cache_valid"> |
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405 <syntax>[<value>code</value> ...] <value>time</value></syntax> |
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406 <default/> |
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407 <context>http</context> |
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408 <context>server</context> |
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409 <context>location</context> |
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410 |
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411 <para> |
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412 Sets caching time for different response codes. |
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413 For example, the following directives |
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414 <example> |
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415 proxy_cache_valid 200 302 10m; |
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416 proxy_cache_valid 404 1m; |
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417 </example> |
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418 set 10 minutes of caching for responses with codes 200 and 302, |
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419 and 1 minute for responses with code 404. |
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420 </para> |
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421 |
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422 <para> |
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423 If only caching <value>time</value> is specified |
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424 <example> |
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425 proxy_cache_valid 5m; |
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426 </example> |
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427 then only 200, 301, and 302 responses are cached. |
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428 </para> |
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429 |
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430 <para> |
294 | 431 In addition, it can be specified to cache any responses using the |
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432 <literal>any</literal> parameter: |
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433 <example> |
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434 proxy_cache_valid 200 302 10m; |
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435 proxy_cache_valid 301 1h; |
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436 proxy_cache_valid any 1m; |
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437 </example> |
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438 </para> |
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439 |
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440 <para> |
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441 Parameters of caching can also be set directly |
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442 in the response header. |
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443 This has a higher precedence than setting of caching time using the directive. |
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444 The <header>X-Accel-Expires</header> header field sets caching time of a |
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445 response in seconds. |
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446 The value 0 disables to cache a response. |
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447 If a value starts with the prefix <literal>@</literal>, it sets an absolute |
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448 time in seconds since Epoch, up to which the response may be cached. |
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449 If header does not include the <header>X-Accel-Expires</header> field, |
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450 parameters of caching may be set in the header fields |
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451 <header>Expires</header> or <header>Cache-Control</header>. |
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452 If a header includes the <header>Set-Cookie</header> field, such a |
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453 response will not be cached. |
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454 Processing of one or more of these response header fields can be disabled |
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455 using the <link id="proxy_ignore_headers"/> directive. |
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456 </para> |
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457 |
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458 </directive> |
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459 |
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460 |
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461 <directive name="proxy_connect_timeout"> |
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462 <syntax><value>time</value></syntax> |
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463 <default>60s</default> |
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464 <context>http</context> |
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465 <context>server</context> |
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466 <context>location</context> |
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467 |
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468 <para> |
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469 Defines a timeout for establishing a connection with the proxied server. |
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470 It should be noted that this timeout cannot usually exceed 75 seconds. |
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471 </para> |
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472 |
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473 </directive> |
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474 |
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475 |
417
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476 <directive name="proxy_cookie_domain"> |
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477 <syntax><literal>off</literal></syntax> |
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478 <syntax><value>domain</value> <value>replacement</value></syntax> |
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479 <default>off</default> |
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480 <context>http</context> |
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481 <context>server</context> |
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482 <context>location</context> |
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483 <appeared-in>1.1.15</appeared-in> |
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484 |
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485 <para> |
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486 Sets a text that should be changed in the <literal>domain</literal> |
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487 attribute of the <header>Set-Cookie</header> header fields of a |
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diff
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488 proxied server response. |
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489 Suppose a proxied server returned the header field |
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490 <header>Set-Cookie</header> with the attribute |
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491 “<literal>domain=localhost</literal>”. |
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492 The directive |
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493 <example> |
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494 proxy_cookie_domain localhost example.org; |
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495 </example> |
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496 will rewrite this attribute to |
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497 “<literal>domain=example.org</literal>”. |
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498 </para> |
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499 |
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500 <para> |
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501 A dot at the beginning of the <value>domain</value> and |
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502 <value>replacement</value> strings, and the <literal>domain</literal> |
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503 attribute is ignored. |
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504 Matching is case-insensitive. |
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505 </para> |
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506 |
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507 <para> |
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508 The strings <value>domain</value> and <value>replacement</value> |
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509 can contain variables: |
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510 <example> |
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511 proxy_cookie_domain www.$host $host; |
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512 </example> |
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513 </para> |
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514 |
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515 <para> |
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516 A directive can also be specified using regular expressions. |
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517 In this case, <value>domain</value> should start from |
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518 the “<literal>~</literal>” symbol. |
cbc2d1b51cb6
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519 A regular expression can contain named and positional captures, |
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520 and <value>replacement</value> can reference them: |
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521 <example> |
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522 proxy_cookie_domain ~\.(?P<sl_domain>[-0-9a-z]+\.[a-z]+)$ $sl_domain; |
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523 </example> |
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524 </para> |
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|
525 |
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526 <para> |
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527 There could be several <literal>proxy_cookie_domain</literal> directives: |
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528 <example> |
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Documented the proxy_cookie_domain and proxy_cookie_path directives.
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529 proxy_cookie_domain localhost example.org; |
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405
diff
changeset
|
530 proxy_cookie_domain ~\.([a-z]+\.[a-z]+)$ $1; |
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531 </example> |
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Documented the proxy_cookie_domain and proxy_cookie_path directives.
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532 </para> |
cbc2d1b51cb6
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diff
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|
533 |
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|
534 <para> |
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diff
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|
535 The <literal>off</literal> parameter cancels all |
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536 <literal>proxy_cookie_domain</literal> directives on the current level: |
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Documented the proxy_cookie_domain and proxy_cookie_path directives.
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diff
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|
537 <example> |
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538 proxy_cookie_domain off; |
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diff
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539 proxy_cookie_domain localhost example.org; |
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Documented the proxy_cookie_domain and proxy_cookie_path directives.
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|
540 proxy_cookie_domain www.example.org example.org; |
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Documented the proxy_cookie_domain and proxy_cookie_path directives.
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diff
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|
541 </example> |
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Documented the proxy_cookie_domain and proxy_cookie_path directives.
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diff
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|
542 </para> |
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Documented the proxy_cookie_domain and proxy_cookie_path directives.
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parents:
405
diff
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|
543 |
cbc2d1b51cb6
Documented the proxy_cookie_domain and proxy_cookie_path directives.
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diff
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|
544 </directive> |
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Documented the proxy_cookie_domain and proxy_cookie_path directives.
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diff
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|
545 |
cbc2d1b51cb6
Documented the proxy_cookie_domain and proxy_cookie_path directives.
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diff
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|
546 |
cbc2d1b51cb6
Documented the proxy_cookie_domain and proxy_cookie_path directives.
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parents:
405
diff
changeset
|
547 <directive name="proxy_cookie_path"> |
cbc2d1b51cb6
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parents:
405
diff
changeset
|
548 <syntax><literal>off</literal></syntax> |
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|
549 <syntax><value>path</value> <value>replacement</value></syntax> |
cbc2d1b51cb6
Documented the proxy_cookie_domain and proxy_cookie_path directives.
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parents:
405
diff
changeset
|
550 <default>off</default> |
cbc2d1b51cb6
Documented the proxy_cookie_domain and proxy_cookie_path directives.
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parents:
405
diff
changeset
|
551 <context>http</context> |
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Documented the proxy_cookie_domain and proxy_cookie_path directives.
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parents:
405
diff
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|
552 <context>server</context> |
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Documented the proxy_cookie_domain and proxy_cookie_path directives.
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diff
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|
553 <context>location</context> |
cbc2d1b51cb6
Documented the proxy_cookie_domain and proxy_cookie_path directives.
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parents:
405
diff
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|
554 <appeared-in>1.1.15</appeared-in> |
cbc2d1b51cb6
Documented the proxy_cookie_domain and proxy_cookie_path directives.
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parents:
405
diff
changeset
|
555 |
cbc2d1b51cb6
Documented the proxy_cookie_domain and proxy_cookie_path directives.
Ruslan Ermilov <ru@nginx.com>
parents:
405
diff
changeset
|
556 <para> |
cbc2d1b51cb6
Documented the proxy_cookie_domain and proxy_cookie_path directives.
Ruslan Ermilov <ru@nginx.com>
parents:
405
diff
changeset
|
557 Sets a text that should be changed in the <literal>path</literal> |
cbc2d1b51cb6
Documented the proxy_cookie_domain and proxy_cookie_path directives.
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parents:
405
diff
changeset
|
558 attribute of the <header>Set-Cookie</header> header fields of a |
cbc2d1b51cb6
Documented the proxy_cookie_domain and proxy_cookie_path directives.
Ruslan Ermilov <ru@nginx.com>
parents:
405
diff
changeset
|
559 proxied server response. |
cbc2d1b51cb6
Documented the proxy_cookie_domain and proxy_cookie_path directives.
Ruslan Ermilov <ru@nginx.com>
parents:
405
diff
changeset
|
560 Suppose a proxied server returned the header field |
cbc2d1b51cb6
Documented the proxy_cookie_domain and proxy_cookie_path directives.
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parents:
405
diff
changeset
|
561 <header>Set-Cookie</header> with the attribute |
cbc2d1b51cb6
Documented the proxy_cookie_domain and proxy_cookie_path directives.
Ruslan Ermilov <ru@nginx.com>
parents:
405
diff
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|
562 “<literal>path=/two/some/uri/</literal>”. |
cbc2d1b51cb6
Documented the proxy_cookie_domain and proxy_cookie_path directives.
Ruslan Ermilov <ru@nginx.com>
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diff
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|
563 The directive |
cbc2d1b51cb6
Documented the proxy_cookie_domain and proxy_cookie_path directives.
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parents:
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diff
changeset
|
564 <example> |
cbc2d1b51cb6
Documented the proxy_cookie_domain and proxy_cookie_path directives.
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parents:
405
diff
changeset
|
565 proxy_cookie_path /two/ /; |
cbc2d1b51cb6
Documented the proxy_cookie_domain and proxy_cookie_path directives.
Ruslan Ermilov <ru@nginx.com>
parents:
405
diff
changeset
|
566 </example> |
cbc2d1b51cb6
Documented the proxy_cookie_domain and proxy_cookie_path directives.
Ruslan Ermilov <ru@nginx.com>
parents:
405
diff
changeset
|
567 will rewrite this attribute to |
cbc2d1b51cb6
Documented the proxy_cookie_domain and proxy_cookie_path directives.
Ruslan Ermilov <ru@nginx.com>
parents:
405
diff
changeset
|
568 “<literal>path=/some/uri/</literal>”. |
cbc2d1b51cb6
Documented the proxy_cookie_domain and proxy_cookie_path directives.
Ruslan Ermilov <ru@nginx.com>
parents:
405
diff
changeset
|
569 </para> |
cbc2d1b51cb6
Documented the proxy_cookie_domain and proxy_cookie_path directives.
Ruslan Ermilov <ru@nginx.com>
parents:
405
diff
changeset
|
570 |
cbc2d1b51cb6
Documented the proxy_cookie_domain and proxy_cookie_path directives.
Ruslan Ermilov <ru@nginx.com>
parents:
405
diff
changeset
|
571 <para> |
cbc2d1b51cb6
Documented the proxy_cookie_domain and proxy_cookie_path directives.
Ruslan Ermilov <ru@nginx.com>
parents:
405
diff
changeset
|
572 The strings <value>path</value> and <value>replacement</value> |
cbc2d1b51cb6
Documented the proxy_cookie_domain and proxy_cookie_path directives.
Ruslan Ermilov <ru@nginx.com>
parents:
405
diff
changeset
|
573 can contain variables: |
cbc2d1b51cb6
Documented the proxy_cookie_domain and proxy_cookie_path directives.
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parents:
405
diff
changeset
|
574 <example> |
cbc2d1b51cb6
Documented the proxy_cookie_domain and proxy_cookie_path directives.
Ruslan Ermilov <ru@nginx.com>
parents:
405
diff
changeset
|
575 proxy_cookie_path $uri /some$uri; |
cbc2d1b51cb6
Documented the proxy_cookie_domain and proxy_cookie_path directives.
Ruslan Ermilov <ru@nginx.com>
parents:
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diff
changeset
|
576 </example> |
cbc2d1b51cb6
Documented the proxy_cookie_domain and proxy_cookie_path directives.
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parents:
405
diff
changeset
|
577 </para> |
cbc2d1b51cb6
Documented the proxy_cookie_domain and proxy_cookie_path directives.
Ruslan Ermilov <ru@nginx.com>
parents:
405
diff
changeset
|
578 |
cbc2d1b51cb6
Documented the proxy_cookie_domain and proxy_cookie_path directives.
Ruslan Ermilov <ru@nginx.com>
parents:
405
diff
changeset
|
579 <para> |
cbc2d1b51cb6
Documented the proxy_cookie_domain and proxy_cookie_path directives.
Ruslan Ermilov <ru@nginx.com>
parents:
405
diff
changeset
|
580 A directive can also be specified using regular expressions. |
cbc2d1b51cb6
Documented the proxy_cookie_domain and proxy_cookie_path directives.
Ruslan Ermilov <ru@nginx.com>
parents:
405
diff
changeset
|
581 In this case, <value>path</value> should either start from |
cbc2d1b51cb6
Documented the proxy_cookie_domain and proxy_cookie_path directives.
Ruslan Ermilov <ru@nginx.com>
parents:
405
diff
changeset
|
582 the “<literal>~</literal>” symbol for a case-sensitive matching, |
cbc2d1b51cb6
Documented the proxy_cookie_domain and proxy_cookie_path directives.
Ruslan Ermilov <ru@nginx.com>
parents:
405
diff
changeset
|
583 or from the “<literal>~*</literal>” symbols for case-insensitive |
cbc2d1b51cb6
Documented the proxy_cookie_domain and proxy_cookie_path directives.
Ruslan Ermilov <ru@nginx.com>
parents:
405
diff
changeset
|
584 matching. |
cbc2d1b51cb6
Documented the proxy_cookie_domain and proxy_cookie_path directives.
Ruslan Ermilov <ru@nginx.com>
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585 A regular expression can contain named and positional captures, |
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586 and <value>replacement</value> can reference them: |
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Documented the proxy_cookie_domain and proxy_cookie_path directives.
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587 <example> |
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588 proxy_cookie_path ~*^/user/([^/]+) /u/$1; |
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Documented the proxy_cookie_domain and proxy_cookie_path directives.
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589 </example> |
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590 </para> |
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591 |
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Documented the proxy_cookie_domain and proxy_cookie_path directives.
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592 <para> |
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Documented the proxy_cookie_domain and proxy_cookie_path directives.
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593 There could be several <literal>proxy_cookie_path</literal> directives: |
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Documented the proxy_cookie_domain and proxy_cookie_path directives.
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594 <example> |
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595 proxy_cookie_path /one/ /; |
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596 proxy_cookie_path / /two/; |
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597 </example> |
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598 </para> |
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Documented the proxy_cookie_domain and proxy_cookie_path directives.
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599 |
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Documented the proxy_cookie_domain and proxy_cookie_path directives.
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|
600 <para> |
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601 The <literal>off</literal> parameter cancels all |
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602 <literal>proxy_cookie_path</literal> directives on the current level: |
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Documented the proxy_cookie_domain and proxy_cookie_path directives.
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603 <example> |
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604 proxy_cookie_path off; |
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605 proxy_cookie_path /two/ /; |
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606 proxy_cookie_path ~*^/user/([^/]+) /u/$1; |
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607 </example> |
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608 </para> |
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609 |
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Documented the proxy_cookie_domain and proxy_cookie_path directives.
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610 </directive> |
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611 |
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|
612 |
799
9e5847af3b2d
Documented the "proxy_headers_hash_bucket/max_size" directives.
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613 <directive name="proxy_headers_hash_bucket_size"> |
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614 <syntax><value>size</value></syntax> |
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615 <default>64</default> |
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616 <context>http</context> |
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617 <context>server</context> |
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618 <context>location</context> |
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619 |
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620 <para> |
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621 Sets the bucket <value>size</value> for hash tables |
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622 used by the <link id="proxy_hide_header"/> and <link id="proxy_set_header"/> |
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623 directives. |
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624 Details of setting up hash tables are provided in a separate |
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|
625 <link doc="../hash.xml">document</link>. |
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626 </para> |
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parents:
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|
627 |
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628 </directive> |
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|
629 |
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|
630 |
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|
631 <directive name="proxy_headers_hash_max_size"> |
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632 <syntax><value>size</value></syntax> |
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633 <default>512</default> |
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|
634 <context>http</context> |
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|
635 <context>server</context> |
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636 <context>location</context> |
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|
637 |
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|
638 <para> |
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|
639 Sets the maximum <value>size</value> of hash tables |
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Documented the "proxy_headers_hash_bucket/max_size" directives.
Vladimir Homutov <vl@nginx.com>
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|
640 used by the <link id="proxy_hide_header"/> and <link id="proxy_set_header"/> |
9e5847af3b2d
Documented the "proxy_headers_hash_bucket/max_size" directives.
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diff
changeset
|
641 directives. |
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Documented the "proxy_headers_hash_bucket/max_size" directives.
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parents:
790
diff
changeset
|
642 Details of setting up hash tables are provided in a separate |
9e5847af3b2d
Documented the "proxy_headers_hash_bucket/max_size" directives.
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diff
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|
643 <link doc="../hash.xml">document</link>. |
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Documented the "proxy_headers_hash_bucket/max_size" directives.
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|
644 </para> |
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Documented the "proxy_headers_hash_bucket/max_size" directives.
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diff
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|
645 |
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Documented the "proxy_headers_hash_bucket/max_size" directives.
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diff
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|
646 </directive> |
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Documented the "proxy_headers_hash_bucket/max_size" directives.
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diff
changeset
|
647 |
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Documented the "proxy_headers_hash_bucket/max_size" directives.
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parents:
790
diff
changeset
|
648 |
281
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649 <directive name="proxy_hide_header"> |
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650 <syntax><value>field</value></syntax> |
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651 <default/> |
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652 <context>http</context> |
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|
653 <context>server</context> |
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654 <context>location</context> |
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|
655 |
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|
656 <para> |
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657 By default, |
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|
658 nginx does not pass the header fields <header>Date</header>, |
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|
659 <header>Server</header>, <header>X-Pad</header>, and |
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|
660 <header>X-Accel-...</header> from the response of a proxied |
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Translated current version of ngx_http_proxy_module documentation into English.
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changeset
|
661 server to a client. |
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Translated current version of ngx_http_proxy_module documentation into English.
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|
662 The <literal>proxy_hide_header</literal> directive sets additional fields |
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Translated current version of ngx_http_proxy_module documentation into English.
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|
663 that will not be passed. |
294 | 664 If, on the contrary, the passing of fields needs to be permitted, |
281
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|
665 the <link id="proxy_pass_header"/> directive can be used. |
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|
666 </para> |
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|
667 |
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|
668 </directive> |
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Translated current version of ngx_http_proxy_module documentation into English.
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|
669 |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
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|
670 |
316
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671 <directive name="proxy_http_version"> |
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672 <syntax><literal>1.0</literal> | <literal>1.1</literal></syntax> |
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673 <default>1.0</default> |
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674 <context>http</context> |
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675 <context>server</context> |
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676 <context>location</context> |
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677 <appeared-in>1.1.4</appeared-in> |
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678 |
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Documented the following directives: "keepalive", "proxy_http_version",
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679 <para> |
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680 Sets the HTTP protocol version for proxying. |
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681 By default, version 1.0 is used. |
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682 Version 1.1 is recommended for use with |
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|
683 <link doc="ngx_http_upstream_module.xml" id="keepalive"/> |
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684 connections. |
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685 </para> |
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|
686 |
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Documented the following directives: "keepalive", "proxy_http_version",
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687 </directive> |
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diff
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|
688 |
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Documented the following directives: "keepalive", "proxy_http_version",
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|
689 |
281
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|
690 <directive name="proxy_ignore_client_abort"> |
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|
691 <syntax><literal>on</literal> | <literal>off</literal></syntax> |
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|
692 <default>off</default> |
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diff
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|
693 <context>http</context> |
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changeset
|
694 <context>server</context> |
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|
695 <context>location</context> |
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|
696 |
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697 <para> |
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698 Determines should the connection with a proxied server be |
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699 closed if a client closes a connection without waiting |
294 | 700 for a response. |
281
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701 </para> |
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702 |
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703 </directive> |
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704 |
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|
705 |
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|
706 <directive name="proxy_ignore_headers"> |
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707 <syntax><value>field</value> ...</syntax> |
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708 <default/> |
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|
709 <context>http</context> |
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|
710 <context>server</context> |
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|
711 <context>location</context> |
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712 |
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713 <para> |
294 | 714 Disables processing of certain response header fields from the proxied server. |
281
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715 The following fields can be ignored: <header>X-Accel-Redirect</header>, |
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|
716 <header>X-Accel-Expires</header>, <header>X-Accel-Limit-Rate</header> (1.1.6), |
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717 <header>X-Accel-Buffering</header> (1.1.6), |
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718 <header>X-Accel-Charset</header> (1.1.6), <header>Expires</header>, |
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|
719 <header>Cache-Control</header>, and <header>Set-Cookie</header> (0.8.44). |
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720 </para> |
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|
721 |
506
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722 <para> |
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723 If not disabled, processing of these header fields has the following effect: |
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724 <list type="bullet" compact="no"> |
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725 |
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726 <listitem> |
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|
727 <header>X-Accel-Expires</header>, <header>Expires</header>, |
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728 <header>Cache-Control</header>, and <header>Set-Cookie</header> |
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729 set parameters of response <link id="proxy_cache_valid">caching</link>; |
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|
730 </listitem> |
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|
731 |
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|
732 <listitem> |
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|
733 <header>X-Accel-Redirect</header> performs an |
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734 <link doc="ngx_http_core_module.xml" id="internal">internal |
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|
735 redirect</link> to the specified URI; |
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736 </listitem> |
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|
737 |
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738 <listitem> |
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739 <header>X-Accel-Limit-Rate</header> sets a |
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740 <link doc="ngx_http_core_module.xml" id="limit_rate">rate |
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|
741 limit</link> for transmission of a response to a client; |
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742 </listitem> |
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|
743 |
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|
744 <listitem> |
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|
745 <header>X-Accel-Buffering</header> enables or disables |
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diff
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746 <link id="proxy_buffering">buffering</link> of a response; |
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diff
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747 </listitem> |
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|
748 |
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|
749 <listitem> |
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|
750 <header>X-Accel-Charset</header> sets the desired |
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diff
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|
751 <link doc="ngx_http_charset_module.xml" id="charset"/> |
657848837328
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diff
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|
752 of a response. |
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diff
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|
753 </listitem> |
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diff
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|
754 |
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diff
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|
755 </list> |
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diff
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|
756 </para> |
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|
757 |
281
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|
758 </directive> |
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|
759 |
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diff
changeset
|
760 |
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diff
changeset
|
761 <directive name="proxy_intercept_errors"> |
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diff
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|
762 <syntax><literal>on</literal> | <literal>off</literal></syntax> |
7142ddd2764c
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|
763 <default>off</default> |
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|
764 <context>http</context> |
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changeset
|
765 <context>server</context> |
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parents:
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|
766 <context>location</context> |
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diff
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|
767 |
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|
768 <para> |
297 | 769 Determines whether proxied responses with codes greater than or equal |
770 to 400 should be passed to a client or be redirected to nginx for processing | |
281
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|
771 using the <link doc="ngx_http_core_module.xml" id="error_page"/> directive. |
7142ddd2764c
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parents:
diff
changeset
|
772 </para> |
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diff
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|
773 |
7142ddd2764c
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diff
changeset
|
774 </directive> |
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parents:
diff
changeset
|
775 |
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parents:
diff
changeset
|
776 |
405
781b23ba3b0a
Documented the following directives: proxy_busy_buffers_size,
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|
777 <directive name="proxy_max_temp_file_size"> |
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|
778 <syntax><value>size</value></syntax> |
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|
779 <default>1024m</default> |
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|
780 <context>http</context> |
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|
781 <context>server</context> |
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|
782 <context>location</context> |
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Documented the following directives: proxy_busy_buffers_size,
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364
diff
changeset
|
783 |
781b23ba3b0a
Documented the following directives: proxy_busy_buffers_size,
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diff
changeset
|
784 <para> |
781b23ba3b0a
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changeset
|
785 When <link id="proxy_buffering">buffering</link> of responses from the proxied |
781b23ba3b0a
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|
786 server is enabled, and the whole response does not fit into memory buffers |
781b23ba3b0a
Documented the following directives: proxy_busy_buffers_size,
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changeset
|
787 set by the <link id="proxy_buffer_size"/> and <link id="proxy_buffers"/> |
781b23ba3b0a
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changeset
|
788 directives, part of a response can be saved to a temporary file. |
781b23ba3b0a
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364
diff
changeset
|
789 This directive sets the maximum <value>size</value> of a temporary file. |
781b23ba3b0a
Documented the following directives: proxy_busy_buffers_size,
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changeset
|
790 The size of data written to a temporary file at a time is set |
781b23ba3b0a
Documented the following directives: proxy_busy_buffers_size,
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364
diff
changeset
|
791 by the <link id="proxy_temp_file_write_size"/> directive. |
781b23ba3b0a
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364
diff
changeset
|
792 </para> |
781b23ba3b0a
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parents:
364
diff
changeset
|
793 |
781b23ba3b0a
Documented the following directives: proxy_busy_buffers_size,
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parents:
364
diff
changeset
|
794 <para> |
781b23ba3b0a
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parents:
364
diff
changeset
|
795 Value of zero disables buffering of responses to temporary files. |
781b23ba3b0a
Documented the following directives: proxy_busy_buffers_size,
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diff
changeset
|
796 </para> |
781b23ba3b0a
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364
diff
changeset
|
797 |
781b23ba3b0a
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parents:
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diff
changeset
|
798 </directive> |
781b23ba3b0a
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364
diff
changeset
|
799 |
781b23ba3b0a
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parents:
364
diff
changeset
|
800 |
787
180a64c709d8
Documented "proxy_set_body" and "proxy_method" directives.
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parents:
773
diff
changeset
|
801 <directive name="proxy_method"> |
180a64c709d8
Documented "proxy_set_body" and "proxy_method" directives.
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parents:
773
diff
changeset
|
802 <syntax><value>method</value></syntax> |
180a64c709d8
Documented "proxy_set_body" and "proxy_method" directives.
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parents:
773
diff
changeset
|
803 <default/> |
180a64c709d8
Documented "proxy_set_body" and "proxy_method" directives.
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773
diff
changeset
|
804 <context>http</context> |
180a64c709d8
Documented "proxy_set_body" and "proxy_method" directives.
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parents:
773
diff
changeset
|
805 <context>server</context> |
180a64c709d8
Documented "proxy_set_body" and "proxy_method" directives.
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773
diff
changeset
|
806 <context>location</context> |
180a64c709d8
Documented "proxy_set_body" and "proxy_method" directives.
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parents:
773
diff
changeset
|
807 |
180a64c709d8
Documented "proxy_set_body" and "proxy_method" directives.
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parents:
773
diff
changeset
|
808 <para> |
180a64c709d8
Documented "proxy_set_body" and "proxy_method" directives.
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parents:
773
diff
changeset
|
809 Specifies the HTTP <value>method</value> to use in requests forwarded |
180a64c709d8
Documented "proxy_set_body" and "proxy_method" directives.
Vladimir Homutov <vl@nginx.com>
parents:
773
diff
changeset
|
810 to the proxied server instead of the method from the client request. |
180a64c709d8
Documented "proxy_set_body" and "proxy_method" directives.
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parents:
773
diff
changeset
|
811 </para> |
180a64c709d8
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parents:
773
diff
changeset
|
812 |
180a64c709d8
Documented "proxy_set_body" and "proxy_method" directives.
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parents:
773
diff
changeset
|
813 </directive> |
180a64c709d8
Documented "proxy_set_body" and "proxy_method" directives.
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parents:
773
diff
changeset
|
814 |
180a64c709d8
Documented "proxy_set_body" and "proxy_method" directives.
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|
815 |
281
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|
816 <directive name="proxy_next_upstream"> |
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|
817 <syntax> |
364 | 818 <literal>error</literal> | |
819 <literal>timeout</literal> | | |
820 <literal>invalid_header</literal> | | |
821 <literal>http_500</literal> | | |
822 <literal>http_502</literal> | | |
823 <literal>http_503</literal> | | |
824 <literal>http_504</literal> | | |
825 <literal>http_404</literal> | | |
826 <literal>off</literal> | |
827 ...</syntax> | |
281
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|
828 <default>error timeout</default> |
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|
829 <context>http</context> |
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|
830 <context>server</context> |
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|
831 <context>location</context> |
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|
832 |
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|
833 <para> |
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|
834 Specifies in which cases a request should be passed to the next server: |
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|
835 <list type="tag"> |
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|
836 |
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|
837 <tag-name><literal>error</literal></tag-name> |
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parents:
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|
838 <tag-desc>an error occurred while establishing a connection with the |
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diff
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|
839 server, passing it a request, or reading the response header;</tag-desc> |
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|
840 |
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|
841 <tag-name><literal>timeout</literal></tag-name> |
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|
842 <tag-desc>a timeout has occurred while establishing a connection with the |
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|
843 server, passing it a request, or reading the response header;</tag-desc> |
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844 |
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|
845 <tag-name><literal>invalid_header</literal></tag-name> |
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|
846 <tag-desc>a server returned empty or invalid response;</tag-desc> |
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|
847 |
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|
848 <tag-name><literal>http_500</literal></tag-name> |
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849 <tag-desc>a server returned a response with the code 500;</tag-desc> |
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850 |
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|
851 <tag-name><literal>http_502</literal></tag-name> |
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852 <tag-desc>a server returned a response with the code 502;</tag-desc> |
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|
853 |
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|
854 <tag-name><literal>http_503</literal></tag-name> |
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|
855 <tag-desc>a server returned a response with the code 503;</tag-desc> |
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|
856 |
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|
857 <tag-name><literal>http_504</literal></tag-name> |
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|
858 <tag-desc>a server returned a response with the code 504;</tag-desc> |
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|
859 |
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|
860 <tag-name><literal>http_404</literal></tag-name> |
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861 <tag-desc>a server returned a response with the code 404;</tag-desc> |
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|
862 |
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|
863 <tag-name><literal>off</literal></tag-name> |
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864 <tag-desc>disables passing a request to the next server.</tag-desc> |
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|
865 |
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|
866 </list> |
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|
867 </para> |
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|
868 |
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|
869 <para> |
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|
870 It should be understood that passing a request to the next server is |
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|
871 only possible if a client was not sent anything yet. |
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|
872 That is, if an error or a timeout occurs in the middle of |
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|
873 transferring a response, fixing this is impossible. |
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|
874 </para> |
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|
875 |
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|
876 </directive> |
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|
877 |
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|
878 |
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|
879 <directive name="proxy_no_cache"> |
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parents:
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|
880 <syntax><value>string</value> ...</syntax> |
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881 <default/> |
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|
882 <context>http</context> |
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|
883 <context>server</context> |
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|
884 <context>location</context> |
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|
885 |
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|
886 <para> |
294 | 887 Defines conditions under which the response will not be saved to a cache. |
281
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|
888 If at least one value of the string parameters is not empty and is not |
294 | 889 equal to “0” then the response will not be saved: |
281
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|
890 <example> |
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|
891 proxy_no_cache $cookie_nocache $arg_nocache$arg_comment; |
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|
892 proxy_no_cache $http_pragma $http_authorization; |
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|
893 </example> |
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|
894 Can be used along with the <link id="proxy_cache_bypass"/> directive. |
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|
895 </para> |
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|
896 |
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|
897 </directive> |
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|
898 |
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|
899 |
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|
900 <directive name="proxy_pass"> |
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|
901 <syntax><value>URL</value></syntax> |
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902 <default/> |
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|
903 <context>location</context> |
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|
904 <context>if in location</context> |
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|
905 <context>limit_except</context> |
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|
906 |
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|
907 <para> |
535
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|
908 Sets the protocol and address of a proxied server, and an optional URI |
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909 to which a location should be mapped. |
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|
910 A protocol can be specified as |
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|
911 “<literal>http</literal>” or “<literal>https</literal>”. |
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912 An address can be specified as a domain name or IP address, |
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913 and an optional port: |
281
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914 <example> |
351
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915 proxy_pass http://localhost:8000/uri/; |
281
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916 </example> |
535
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917 or as a UNIX-domain socket path specified after the word |
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918 “<literal>unix</literal>” and enclosed in colons: |
281
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|
919 <example> |
351
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920 proxy_pass http://unix:/tmp/backend.socket:/uri/; |
281
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921 </example> |
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922 </para> |
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923 |
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924 <para> |
294 | 925 If a domain name resolves to several addresses, all of them will be |
281
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|
926 used in a round-robin fashion. |
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927 In addition, an address can be specified as a |
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|
928 <link doc="ngx_http_upstream_module.xml">server group</link>. |
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929 </para> |
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|
930 |
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|
931 <para> |
535
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932 A request URI is passed to the server as follows: |
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933 <list type="bullet" compact="no"> |
281
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934 |
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|
935 <listitem> |
535
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|
936 If <literal>proxy_pass</literal> is specified with URI, |
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|
937 when passing a request to the server, part of a |
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938 <link doc="ngx_http_core_module.xml" id="location">normalized</link> |
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parents:
508
diff
changeset
|
939 request URI matching the location is replaced by a URI |
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Revised description of "proxy_pass".
Ruslan Ermilov <ru@nginx.com>
parents:
508
diff
changeset
|
940 specified in the directive: |
f8652d663b62
Revised description of "proxy_pass".
Ruslan Ermilov <ru@nginx.com>
parents:
508
diff
changeset
|
941 <example> |
f8652d663b62
Revised description of "proxy_pass".
Ruslan Ermilov <ru@nginx.com>
parents:
508
diff
changeset
|
942 location /name/ { |
f8652d663b62
Revised description of "proxy_pass".
Ruslan Ermilov <ru@nginx.com>
parents:
508
diff
changeset
|
943 proxy_pass http://127.0.0.1/remote/; |
f8652d663b62
Revised description of "proxy_pass".
Ruslan Ermilov <ru@nginx.com>
parents:
508
diff
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|
944 } |
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Revised description of "proxy_pass".
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diff
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|
945 </example> |
281
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|
946 </listitem> |
7142ddd2764c
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
947 |
7142ddd2764c
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
948 <listitem> |
535
f8652d663b62
Revised description of "proxy_pass".
Ruslan Ermilov <ru@nginx.com>
parents:
508
diff
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|
949 If <literal>proxy_pass</literal> is specified without URI, |
f8652d663b62
Revised description of "proxy_pass".
Ruslan Ermilov <ru@nginx.com>
parents:
508
diff
changeset
|
950 a request URI is passed to the server in the same form |
f8652d663b62
Revised description of "proxy_pass".
Ruslan Ermilov <ru@nginx.com>
parents:
508
diff
changeset
|
951 as sent by a client when processing an original request, |
f8652d663b62
Revised description of "proxy_pass".
Ruslan Ermilov <ru@nginx.com>
parents:
508
diff
changeset
|
952 or the full normalized request URI is passed |
f8652d663b62
Revised description of "proxy_pass".
Ruslan Ermilov <ru@nginx.com>
parents:
508
diff
changeset
|
953 when processing the changed URI: |
f8652d663b62
Revised description of "proxy_pass".
Ruslan Ermilov <ru@nginx.com>
parents:
508
diff
changeset
|
954 <example> |
f8652d663b62
Revised description of "proxy_pass".
Ruslan Ermilov <ru@nginx.com>
parents:
508
diff
changeset
|
955 location /some/path/ { |
f8652d663b62
Revised description of "proxy_pass".
Ruslan Ermilov <ru@nginx.com>
parents:
508
diff
changeset
|
956 proxy_pass http://127.0.0.1; |
f8652d663b62
Revised description of "proxy_pass".
Ruslan Ermilov <ru@nginx.com>
parents:
508
diff
changeset
|
957 } |
f8652d663b62
Revised description of "proxy_pass".
Ruslan Ermilov <ru@nginx.com>
parents:
508
diff
changeset
|
958 </example> |
f8652d663b62
Revised description of "proxy_pass".
Ruslan Ermilov <ru@nginx.com>
parents:
508
diff
changeset
|
959 <note> |
f8652d663b62
Revised description of "proxy_pass".
Ruslan Ermilov <ru@nginx.com>
parents:
508
diff
changeset
|
960 Before version 1.1.12, |
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Revised description of "proxy_pass".
Ruslan Ermilov <ru@nginx.com>
parents:
508
diff
changeset
|
961 if <literal>proxy_pass</literal> is specified without a URI, |
f8652d663b62
Revised description of "proxy_pass".
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parents:
508
diff
changeset
|
962 an original request URI might be passed |
f8652d663b62
Revised description of "proxy_pass".
Ruslan Ermilov <ru@nginx.com>
parents:
508
diff
changeset
|
963 instead of the changed URI in some cases. |
f8652d663b62
Revised description of "proxy_pass".
Ruslan Ermilov <ru@nginx.com>
parents:
508
diff
changeset
|
964 </note> |
f8652d663b62
Revised description of "proxy_pass".
Ruslan Ermilov <ru@nginx.com>
parents:
508
diff
changeset
|
965 </listitem> |
f8652d663b62
Revised description of "proxy_pass".
Ruslan Ermilov <ru@nginx.com>
parents:
508
diff
changeset
|
966 </list> |
f8652d663b62
Revised description of "proxy_pass".
Ruslan Ermilov <ru@nginx.com>
parents:
508
diff
changeset
|
967 </para> |
f8652d663b62
Revised description of "proxy_pass".
Ruslan Ermilov <ru@nginx.com>
parents:
508
diff
changeset
|
968 |
f8652d663b62
Revised description of "proxy_pass".
Ruslan Ermilov <ru@nginx.com>
parents:
508
diff
changeset
|
969 <para> |
f8652d663b62
Revised description of "proxy_pass".
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parents:
508
diff
changeset
|
970 In some cases, part of a request URI to be replaced cannot be determined: |
f8652d663b62
Revised description of "proxy_pass".
Ruslan Ermilov <ru@nginx.com>
parents:
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diff
changeset
|
971 <list type="bullet" compact="no"> |
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Revised description of "proxy_pass".
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508
diff
changeset
|
972 |
f8652d663b62
Revised description of "proxy_pass".
Ruslan Ermilov <ru@nginx.com>
parents:
508
diff
changeset
|
973 <listitem> |
f8652d663b62
Revised description of "proxy_pass".
Ruslan Ermilov <ru@nginx.com>
parents:
508
diff
changeset
|
974 When location is specified using a regular expression. |
f8652d663b62
Revised description of "proxy_pass".
Ruslan Ermilov <ru@nginx.com>
parents:
508
diff
changeset
|
975 <para> |
f8652d663b62
Revised description of "proxy_pass".
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parents:
508
diff
changeset
|
976 In this case, the directive should be specified without URI. |
f8652d663b62
Revised description of "proxy_pass".
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parents:
508
diff
changeset
|
977 </para> |
f8652d663b62
Revised description of "proxy_pass".
Ruslan Ermilov <ru@nginx.com>
parents:
508
diff
changeset
|
978 </listitem> |
f8652d663b62
Revised description of "proxy_pass".
Ruslan Ermilov <ru@nginx.com>
parents:
508
diff
changeset
|
979 |
f8652d663b62
Revised description of "proxy_pass".
Ruslan Ermilov <ru@nginx.com>
parents:
508
diff
changeset
|
980 <listitem> |
f8652d663b62
Revised description of "proxy_pass".
Ruslan Ermilov <ru@nginx.com>
parents:
508
diff
changeset
|
981 When URI is changed inside a proxied location using the |
f8652d663b62
Revised description of "proxy_pass".
Ruslan Ermilov <ru@nginx.com>
parents:
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diff
changeset
|
982 <link doc="ngx_http_rewrite_module.xml" id="rewrite"/> directive, |
f8652d663b62
Revised description of "proxy_pass".
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parents:
508
diff
changeset
|
983 and this same configuration will be used to process a request |
f8652d663b62
Revised description of "proxy_pass".
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parents:
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diff
changeset
|
984 (<literal>break</literal>): |
281
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parents:
diff
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|
985 <example> |
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
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|
986 location /name/ { |
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Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
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|
987 rewrite /name/([^/]+) /users?name=$1 break; |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
988 proxy_pass http://127.0.0.1; |
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
989 } |
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
990 </example> |
535
f8652d663b62
Revised description of "proxy_pass".
Ruslan Ermilov <ru@nginx.com>
parents:
508
diff
changeset
|
991 <para> |
f8652d663b62
Revised description of "proxy_pass".
Ruslan Ermilov <ru@nginx.com>
parents:
508
diff
changeset
|
992 In this case, a URI specified in the directive is ignored and |
f8652d663b62
Revised description of "proxy_pass".
Ruslan Ermilov <ru@nginx.com>
parents:
508
diff
changeset
|
993 the full changed request URI is passed to the server. |
f8652d663b62
Revised description of "proxy_pass".
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parents:
508
diff
changeset
|
994 </para> |
281
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changeset
|
995 </listitem> |
7142ddd2764c
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parents:
diff
changeset
|
996 </list> |
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
997 </para> |
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parents:
diff
changeset
|
998 |
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
999 <para> |
535
f8652d663b62
Revised description of "proxy_pass".
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diff
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|
1000 A server name, its port and passed URI can also be specified using variables: |
281
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|
1001 <example> |
351
a4fa80755eab
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diff
changeset
|
1002 proxy_pass http://$host$uri; |
281
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parents:
diff
changeset
|
1003 </example> |
535
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diff
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|
1004 or even like this: |
281
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|
1005 <example> |
351
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|
1006 proxy_pass $request; |
281
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|
1007 </example> |
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parents:
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|
1008 </para> |
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|
1009 |
7142ddd2764c
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1010 <para> |
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1011 In this case the server name is searched among the described |
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1012 <link doc="ngx_http_upstream_module.xml">server groups</link>, |
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1013 and if not found is determined using a |
7142ddd2764c
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parents:
diff
changeset
|
1014 <link doc="ngx_http_core_module.xml" id="resolver"/>. |
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parents:
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|
1015 </para> |
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Ruslan Ermilov <ru@nginx.com>
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diff
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|
1016 |
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1017 </directive> |
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parents:
diff
changeset
|
1018 |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1019 |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1020 <directive name="proxy_pass_header"> |
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Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1021 <syntax><value>field</value></syntax> |
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parents:
diff
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|
1022 <default/> |
7142ddd2764c
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parents:
diff
changeset
|
1023 <context>http</context> |
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parents:
diff
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|
1024 <context>server</context> |
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1025 <context>location</context> |
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1026 |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1027 <para> |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1028 Permits to pass <link id="proxy_hide_header">otherwise disabled</link> header |
7142ddd2764c
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1029 fields from a proxied server to a client. |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1030 </para> |
7142ddd2764c
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1031 |
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Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1032 </directive> |
7142ddd2764c
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1033 |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1034 |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1035 <directive name="proxy_read_timeout"> |
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Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1036 <syntax><value>time</value></syntax> |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1037 <default>60s</default> |
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Translated current version of ngx_http_proxy_module documentation into English.
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parents:
diff
changeset
|
1038 <context>http</context> |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
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parents:
diff
changeset
|
1039 <context>server</context> |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1040 <context>location</context> |
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1041 |
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1042 <para> |
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Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1043 Defines a timeout for reading a response from the proxied server. |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1044 A timeout is only set between two successive read operations, |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1045 not for the transmission of the whole response. |
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Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1046 If a proxied server does not transmit anything within this time, |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
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changeset
|
1047 a connection is closed. |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1048 </para> |
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changeset
|
1049 |
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parents:
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changeset
|
1050 </directive> |
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parents:
diff
changeset
|
1051 |
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parents:
diff
changeset
|
1052 |
789
1063836dacea
Documented "proxy_pass_request_body/headers" directives.
Vladimir Homutov <vl@nginx.com>
parents:
787
diff
changeset
|
1053 <directive name="proxy_pass_request_body"> |
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Documented "proxy_pass_request_body/headers" directives.
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parents:
787
diff
changeset
|
1054 <syntax><literal>on</literal> | <literal>off</literal></syntax> |
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Documented "proxy_pass_request_body/headers" directives.
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diff
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|
1055 <default>on</default> |
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Documented "proxy_pass_request_body/headers" directives.
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787
diff
changeset
|
1056 <context>http</context> |
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Documented "proxy_pass_request_body/headers" directives.
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787
diff
changeset
|
1057 <context>server</context> |
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Documented "proxy_pass_request_body/headers" directives.
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787
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|
1058 <context>location</context> |
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1059 |
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1060 <para> |
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1061 If disabled, the original request body will not be passed |
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1062 to the proxied server. |
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1063 <example> |
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1064 location /x-accel-redirect-here/ { |
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1065 proxy_method GET; |
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1066 proxy_pass_request_body off; |
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1067 proxy_set_header Content-Length ""; |
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1068 |
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1069 proxy_pass ... |
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1070 } |
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1071 </example> |
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1072 See also the <link id="proxy_set_header"/> and |
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1073 <link id="proxy_pass_request_headers"/> directives. |
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1074 </para> |
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1075 |
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1076 </directive> |
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1077 |
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1078 |
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1079 <directive name="proxy_pass_request_headers"> |
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1080 <syntax><literal>on</literal> | <literal>off</literal></syntax> |
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1081 <default>on</default> |
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1082 <context>http</context> |
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1083 <context>server</context> |
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1084 <context>location</context> |
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1085 |
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1086 <para> |
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1087 If disabled, header fields of the original request will not be passed to the |
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1088 proxied server. |
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1089 <example> |
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1090 location /x-accel-redirect-here/ { |
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1091 proxy_method GET; |
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1092 proxy_pass_request_headers off; |
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1093 proxy_pass_request_body off; |
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1094 |
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1095 proxy_pass ... |
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1096 } |
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1097 </example> |
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1098 See also the <link id="proxy_set_header"/> and |
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|
1099 <link id="proxy_pass_request_body"/> directives. |
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1100 </para> |
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1101 |
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1102 </directive> |
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1103 |
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1104 |
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1105 <directive name="proxy_redirect"> |
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1106 <syntax><literal>default</literal></syntax> |
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1107 <syntax><literal>off</literal></syntax> |
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1108 <syntax><value>redirect</value> <value>replacement</value></syntax> |
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1109 <default>default</default> |
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1110 <context>http</context> |
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1111 <context>server</context> |
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1112 <context>location</context> |
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1113 |
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1114 <para> |
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1115 Sets a text that should be changed in the header fields |
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1116 <header>Location</header> and <header>Refresh</header> of a response |
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1117 from the proxied server. |
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1118 Suppose a proxied server returned the header field |
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1119 “<literal>Location: http://localhost:8000/two/some/uri/</literal>”. |
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1120 The directive |
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1121 <example> |
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1122 proxy_redirect http://localhost:8000/two/ http://frontend/one/; |
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1123 </example> |
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1124 will rewrite this string to |
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1125 “<literal>Location: http://frontend/one/some/uri/</literal>”. |
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1126 </para> |
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1127 |
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1128 <para> |
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1129 A server name may be omitted from the <value>replacement</value> string: |
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1130 <example> |
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1131 proxy_redirect http://localhost:8000/two/ /; |
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1132 </example> |
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1133 then the primary server’s name and a port, if different from 80, |
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1134 will be substituted. |
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1135 </para> |
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1136 |
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1137 <para> |
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1138 The default replacement specified by the <literal>default</literal> parameter |
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1139 uses the parameters of the |
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1140 <link doc="ngx_http_core_module.xml" id="location"/> and |
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1141 <link id="proxy_pass"/> directives. |
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1142 Hence, the two configurations below are equivalent: |
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1143 <example> |
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1144 location /one/ { |
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1145 proxy_pass http://upstream:port/two/; |
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1146 proxy_redirect default; |
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1147 </example> |
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1148 |
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1149 <example> |
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1150 location /one/ { |
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1151 proxy_pass http://upstream:port/two/; |
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1152 proxy_redirect http://upstream:port/two/ /one/; |
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1153 </example> |
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1154 The <literal>default</literal> parameter is not permitted if |
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1155 <link id="proxy_pass"/> is specified using variables. |
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1156 </para> |
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1157 |
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1158 <para> |
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1159 A <value>replacement</value> string can contain variables: |
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1160 <example> |
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1161 proxy_redirect http://localhost:8000/ http://$host:$server_port/; |
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1162 </example> |
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1163 </para> |
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1164 |
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1165 <para> |
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1166 A <value>redirect</value> can also contain (1.1.11) variables: |
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1167 <example> |
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1168 proxy_redirect http://$proxy_host:8000/ /; |
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1169 </example> |
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1170 </para> |
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1171 |
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1172 <para> |
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1173 A directive can be specified (1.1.11) using regular expressions. |
417
cbc2d1b51cb6
Documented the proxy_cookie_domain and proxy_cookie_path directives.
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diff
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|
1174 In this case, <value>redirect</value> should either start from |
281
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|
1175 the “<literal>~</literal>” symbol for a case-sensitive matching, |
7142ddd2764c
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
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|
1176 or from the “<literal>~*</literal>” symbols for case-insensitive |
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parents:
diff
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|
1177 matching. |
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
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|
1178 A regular expression can contain named and positional captures, |
7142ddd2764c
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
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|
1179 and <value>replacement</value> can reference them: |
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1180 <example> |
351
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1181 proxy_redirect ~^(http://[^:]+):\d+(/.+)$ $1$2; |
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1182 proxy_redirect ~*/user/([^/]+)/(.+)$ http://$1.example.com/$2; |
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1183 </example> |
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Ruslan Ermilov <ru@nginx.com>
parents:
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|
1184 </para> |
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parents:
diff
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|
1185 |
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
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|
1186 <para> |
7142ddd2764c
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
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|
1187 There could be several <literal>proxy_redirect</literal> directives: |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
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|
1188 <example> |
351
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1189 proxy_redirect default; |
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diff
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|
1190 proxy_redirect http://localhost:8000/ /; |
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Consistently strip initial offset in examples.
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1191 proxy_redirect http://www.example.com/ /; |
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1192 </example> |
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|
1193 </para> |
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parents:
diff
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|
1194 |
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parents:
diff
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|
1195 <para> |
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parents:
diff
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|
1196 The <literal>off</literal> parameter cancels all |
7142ddd2764c
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
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|
1197 <literal>proxy_redirect</literal> directives on the current level: |
7142ddd2764c
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|
1198 <example> |
351
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|
1199 proxy_redirect off; |
a4fa80755eab
Consistently strip initial offset in examples.
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diff
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|
1200 proxy_redirect default; |
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Consistently strip initial offset in examples.
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diff
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|
1201 proxy_redirect http://localhost:8000/ /; |
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1202 proxy_redirect http://www.example.com/ /; |
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|
1203 </example> |
7142ddd2764c
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parents:
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|
1204 </para> |
7142ddd2764c
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parents:
diff
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|
1205 |
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
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|
1206 <para> |
7142ddd2764c
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
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|
1207 Using this directive it is also possible to add host names to relative |
7142ddd2764c
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1208 redirects issued by a proxied server: |
7142ddd2764c
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Ruslan Ermilov <ru@nginx.com>
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|
1209 <example> |
351
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1210 proxy_redirect / /; |
281
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|
1211 </example> |
7142ddd2764c
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parents:
diff
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|
1212 </para> |
7142ddd2764c
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
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|
1213 |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1214 </directive> |
7142ddd2764c
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1215 |
7142ddd2764c
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1216 |
773
24b1b0101250
Documented "send_lowat" directive in fastcgi and proxy modules.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
1217 <directive name="proxy_send_lowat"> |
24b1b0101250
Documented "send_lowat" directive in fastcgi and proxy modules.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
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|
1218 <syntax><value>size</value></syntax> |
24b1b0101250
Documented "send_lowat" directive in fastcgi and proxy modules.
Vladimir Homutov <vl@nginx.com>
parents:
772
diff
changeset
|
1219 <default>0</default> |
24b1b0101250
Documented "send_lowat" directive in fastcgi and proxy modules.
Vladimir Homutov <vl@nginx.com>
parents:
772
diff
changeset
|
1220 <context>http</context> |
24b1b0101250
Documented "send_lowat" directive in fastcgi and proxy modules.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
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|
1221 <context>server</context> |
24b1b0101250
Documented "send_lowat" directive in fastcgi and proxy modules.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
1222 <context>location</context> |
24b1b0101250
Documented "send_lowat" directive in fastcgi and proxy modules.
Vladimir Homutov <vl@nginx.com>
parents:
772
diff
changeset
|
1223 |
24b1b0101250
Documented "send_lowat" directive in fastcgi and proxy modules.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
1224 <para> |
24b1b0101250
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Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
1225 If set to a non-zero value, nginx will try to minimize the number |
24b1b0101250
Documented "send_lowat" directive in fastcgi and proxy modules.
Vladimir Homutov <vl@nginx.com>
parents:
772
diff
changeset
|
1226 of send operations on outgoing connections to a proxied server by using either |
24b1b0101250
Documented "send_lowat" directive in fastcgi and proxy modules.
Vladimir Homutov <vl@nginx.com>
parents:
772
diff
changeset
|
1227 <c-def>NOTE_LOWAT</c-def> flag of the |
24b1b0101250
Documented "send_lowat" directive in fastcgi and proxy modules.
Vladimir Homutov <vl@nginx.com>
parents:
772
diff
changeset
|
1228 <link doc="../events.xml" id="kqueue"/> method, |
24b1b0101250
Documented "send_lowat" directive in fastcgi and proxy modules.
Vladimir Homutov <vl@nginx.com>
parents:
772
diff
changeset
|
1229 or the <c-def>SO_SNDLOWAT</c-def> socket option, |
24b1b0101250
Documented "send_lowat" directive in fastcgi and proxy modules.
Vladimir Homutov <vl@nginx.com>
parents:
772
diff
changeset
|
1230 with the specified <value>size</value>. |
24b1b0101250
Documented "send_lowat" directive in fastcgi and proxy modules.
Vladimir Homutov <vl@nginx.com>
parents:
772
diff
changeset
|
1231 </para> |
24b1b0101250
Documented "send_lowat" directive in fastcgi and proxy modules.
Vladimir Homutov <vl@nginx.com>
parents:
772
diff
changeset
|
1232 |
24b1b0101250
Documented "send_lowat" directive in fastcgi and proxy modules.
Vladimir Homutov <vl@nginx.com>
parents:
772
diff
changeset
|
1233 <para> |
24b1b0101250
Documented "send_lowat" directive in fastcgi and proxy modules.
Vladimir Homutov <vl@nginx.com>
parents:
772
diff
changeset
|
1234 This directive is ignored on Linux, Solaris, and Windows. |
24b1b0101250
Documented "send_lowat" directive in fastcgi and proxy modules.
Vladimir Homutov <vl@nginx.com>
parents:
772
diff
changeset
|
1235 </para> |
24b1b0101250
Documented "send_lowat" directive in fastcgi and proxy modules.
Vladimir Homutov <vl@nginx.com>
parents:
772
diff
changeset
|
1236 |
24b1b0101250
Documented "send_lowat" directive in fastcgi and proxy modules.
Vladimir Homutov <vl@nginx.com>
parents:
772
diff
changeset
|
1237 </directive> |
24b1b0101250
Documented "send_lowat" directive in fastcgi and proxy modules.
Vladimir Homutov <vl@nginx.com>
parents:
772
diff
changeset
|
1238 |
24b1b0101250
Documented "send_lowat" directive in fastcgi and proxy modules.
Vladimir Homutov <vl@nginx.com>
parents:
772
diff
changeset
|
1239 |
281
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|
1240 <directive name="proxy_send_timeout"> |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1241 <syntax><value>time</value></syntax> |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
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|
1242 <default>60s</default> |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1243 <context>http</context> |
7142ddd2764c
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1244 <context>server</context> |
7142ddd2764c
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1245 <context>location</context> |
7142ddd2764c
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1246 |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1247 <para> |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1248 Sets a timeout for transmitting a request to the proxied server. |
7142ddd2764c
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1249 A timeout is only set between two successive write operations, |
7142ddd2764c
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1250 not for the transmission of the whole request. |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1251 If a proxied server does not receive anything within this time, |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1252 a connection is closed. |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1253 </para> |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1254 |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1255 </directive> |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1256 |
7142ddd2764c
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1257 |
787
180a64c709d8
Documented "proxy_set_body" and "proxy_method" directives.
Vladimir Homutov <vl@nginx.com>
parents:
773
diff
changeset
|
1258 <directive name="proxy_set_body"> |
180a64c709d8
Documented "proxy_set_body" and "proxy_method" directives.
Vladimir Homutov <vl@nginx.com>
parents:
773
diff
changeset
|
1259 <syntax><value>value</value></syntax> |
180a64c709d8
Documented "proxy_set_body" and "proxy_method" directives.
Vladimir Homutov <vl@nginx.com>
parents:
773
diff
changeset
|
1260 <default/> |
180a64c709d8
Documented "proxy_set_body" and "proxy_method" directives.
Vladimir Homutov <vl@nginx.com>
parents:
773
diff
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|
1261 <context>http</context> |
180a64c709d8
Documented "proxy_set_body" and "proxy_method" directives.
Vladimir Homutov <vl@nginx.com>
parents:
773
diff
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|
1262 <context>server</context> |
180a64c709d8
Documented "proxy_set_body" and "proxy_method" directives.
Vladimir Homutov <vl@nginx.com>
parents:
773
diff
changeset
|
1263 <context>location</context> |
180a64c709d8
Documented "proxy_set_body" and "proxy_method" directives.
Vladimir Homutov <vl@nginx.com>
parents:
773
diff
changeset
|
1264 |
180a64c709d8
Documented "proxy_set_body" and "proxy_method" directives.
Vladimir Homutov <vl@nginx.com>
parents:
773
diff
changeset
|
1265 <para> |
180a64c709d8
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Vladimir Homutov <vl@nginx.com>
parents:
773
diff
changeset
|
1266 Allows to redefine request body passed to the proxied server. |
180a64c709d8
Documented "proxy_set_body" and "proxy_method" directives.
Vladimir Homutov <vl@nginx.com>
parents:
773
diff
changeset
|
1267 A <value>value</value> can contain text, variables, and their combination. |
180a64c709d8
Documented "proxy_set_body" and "proxy_method" directives.
Vladimir Homutov <vl@nginx.com>
parents:
773
diff
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|
1268 </para> |
180a64c709d8
Documented "proxy_set_body" and "proxy_method" directives.
Vladimir Homutov <vl@nginx.com>
parents:
773
diff
changeset
|
1269 |
180a64c709d8
Documented "proxy_set_body" and "proxy_method" directives.
Vladimir Homutov <vl@nginx.com>
parents:
773
diff
changeset
|
1270 </directive> |
180a64c709d8
Documented "proxy_set_body" and "proxy_method" directives.
Vladimir Homutov <vl@nginx.com>
parents:
773
diff
changeset
|
1271 |
180a64c709d8
Documented "proxy_set_body" and "proxy_method" directives.
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diff
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|
1272 |
281
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|
1273 <directive name="proxy_set_header"> |
7142ddd2764c
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parents:
diff
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|
1274 <syntax><value>field</value> <value>value</value></syntax> |
7142ddd2764c
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parents:
diff
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|
1275 <default>Host $proxy_host</default> |
7142ddd2764c
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
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|
1276 <default>Connection close</default> |
7142ddd2764c
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parents:
diff
changeset
|
1277 <context>http</context> |
7142ddd2764c
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parents:
diff
changeset
|
1278 <context>server</context> |
7142ddd2764c
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1279 <context>location</context> |
7142ddd2764c
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parents:
diff
changeset
|
1280 |
7142ddd2764c
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diff
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|
1281 <para> |
7142ddd2764c
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parents:
diff
changeset
|
1282 Allows to redefine or append fields to the request header |
789
1063836dacea
Documented "proxy_pass_request_body/headers" directives.
Vladimir Homutov <vl@nginx.com>
parents:
787
diff
changeset
|
1283 <link id="proxy_pass_request_headers">passed</link> to the proxied server. |
281
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|
1284 A <value>value</value> can contain text, variables, and their combination. |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
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diff
changeset
|
1285 These directives are inherited from the previous level if and |
7142ddd2764c
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parents:
diff
changeset
|
1286 only if there are no |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
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parents:
diff
changeset
|
1287 <literal>proxy_set_header</literal> |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
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parents:
diff
changeset
|
1288 directives defined on the current level. |
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1289 By default, only two fields are redefined: |
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1290 <example> |
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1291 proxy_set_header Host $proxy_host; |
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1292 proxy_set_header Connection close; |
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1293 </example> |
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1294 </para> |
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1295 |
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1296 <para> |
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1297 An unchanged <header>Host</header> request header field can be passed like this: |
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1298 <example> |
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1299 proxy_set_header Host $http_host; |
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1300 </example> |
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1301 </para> |
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1302 |
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1303 <para> |
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1304 However, if this field is not present in a client request header then |
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1305 nothing will be passed. |
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1306 In such a case it is better to use the <var>$host</var> variable—its |
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1307 value equals the server name in the <header>Host</header> request header |
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1308 field, or the primary server name if this field is not present: |
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1309 <example> |
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1310 proxy_set_header Host $host; |
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1311 </example> |
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1312 </para> |
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1313 |
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1314 <para> |
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1315 In addition, a server name can be passed together with a port of the |
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1316 proxied server: |
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|
1317 <example> |
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1318 proxy_set_header Host $host:$proxy_port; |
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1319 </example> |
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1320 </para> |
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1321 |
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1322 <para> |
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1323 If the value of a header field is an empty string then this |
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|
1324 field will not be passed to a proxied server: |
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Ruslan Ermilov <ru@nginx.com>
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|
1325 <example> |
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|
1326 proxy_set_header Accept-Encoding ""; |
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|
1327 </example> |
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|
1328 </para> |
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1329 |
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1330 </directive> |
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1331 |
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1332 |
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|
1333 <directive name="proxy_ssl_session_reuse"> |
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1334 <syntax><literal>on</literal> | <literal>off</literal></syntax> |
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1335 <default>on</default> |
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1336 <context>http</context> |
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1337 <context>server</context> |
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1338 <context>location</context> |
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1339 |
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1340 <para> |
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|
1341 Determines whether SSL sessions can be reused when working with |
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1342 the proxied server. |
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|
1343 If the errors |
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|
1344 “<literal>SSL3_GET_FINISHED:digest check failed</literal>” |
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|
1345 appear in the logs, try to disable session reuse. |
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|
1346 </para> |
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|
1347 |
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|
1348 </directive> |
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|
1349 |
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|
1350 |
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|
1351 <directive name="proxy_store"> |
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1352 <syntax> |
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1353 <literal>on</literal> | |
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1354 <literal>off</literal> | |
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1355 <value>string</value></syntax> |
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|
1356 <default>off</default> |
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1357 <context>http</context> |
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1358 <context>server</context> |
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|
1359 <context>location</context> |
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|
1360 |
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|
1361 <para> |
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1362 Enables saving of files to a disk. |
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1363 The <literal>on</literal> parameter saves files with paths |
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|
1364 corresponding to the directives |
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|
1365 <link doc="ngx_http_core_module.xml" id="alias"/> or |
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|
1366 <link doc="ngx_http_core_module.xml" id="root"/>. |
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|
1367 The <literal>off</literal> parameter disables saving of files. |
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1368 In addition, the file name can be set explicitly using the |
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1369 <value>string</value> with variables: |
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1370 <example> |
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|
1371 proxy_store /data/www$original_uri; |
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|
1372 </example> |
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1373 </para> |
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|
1374 |
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|
1375 <para> |
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|
1376 The modification time of files is set according to the received |
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1377 <header>Last-Modified</header> response header field. |
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|
1378 A response is first written to a temporary file, then a file is renamed. |
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1379 Starting from version 0.8.9 temporary files and the persistent store |
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|
1380 can be put on different file systems but be aware that in this case |
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|
1381 a file is copied across two file systems instead of the cheap rename operation. |
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|
1382 It is thus recommended that for any given location both saved files and a |
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|
1383 directory holding temporary files set by the <link id="proxy_temp_path"/> |
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|
1384 directive are put on the same file system. |
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1385 </para> |
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1386 |
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1387 <para> |
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1388 This directive can be used to create local copies of static unchangeable |
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1389 files, e.g.: |
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1390 <example> |
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|
1391 location /images/ { |
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|
1392 root /data/www; |
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|
1393 open_file_cache_errors off; |
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|
1394 error_page 404 = /fetch$uri; |
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1395 } |
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|
1396 |
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|
1397 location /fetch/ { |
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1398 internal; |
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1399 |
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|
1400 proxy_pass http://backend/; |
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1401 proxy_store on; |
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1402 proxy_store_access user:rw group:rw all:r; |
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1403 proxy_temp_path /data/temp; |
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Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1404 |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1405 alias /data/www/; |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1406 } |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1407 </example> |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1408 </para> |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1409 |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1410 <para> |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1411 or like this: |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1412 <example> |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1413 location /images/ { |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1414 root /data/www; |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1415 error_page 404 = @fetch; |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1416 } |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1417 |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1418 location @fetch { |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1419 internal; |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1420 |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1421 proxy_pass http://backend; |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1422 proxy_store on; |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1423 proxy_store_access user:rw group:rw all:r; |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1424 proxy_temp_path /data/temp; |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1425 |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1426 root /data/www; |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1427 } |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1428 </example> |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1429 </para> |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1430 |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1431 </directive> |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1432 |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1433 |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1434 <directive name="proxy_store_access"> |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1435 <syntax><value>users</value>:<value>permissions</value> ...</syntax> |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1436 <default>user:rw</default> |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1437 <context>http</context> |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1438 <context>server</context> |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1439 <context>location</context> |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1440 |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1441 <para> |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1442 Sets access permissions for newly created files and directories, e.g.: |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1443 <example> |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1444 proxy_store_access user:rw group:rw all:r; |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1445 </example> |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1446 </para> |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1447 |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1448 <para> |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1449 If any <literal>group</literal> or <literal>all</literal> access permissions |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1450 are specified then <literal>user</literal> permissions may be omitted: |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1451 <example> |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1452 proxy_store_access group:rw all:r; |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1453 </example> |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1454 </para> |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1455 |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1456 </directive> |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1457 |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1458 |
405
781b23ba3b0a
Documented the following directives: proxy_busy_buffers_size,
Ruslan Ermilov <ru@nginx.com>
parents:
364
diff
changeset
|
1459 <directive name="proxy_temp_file_write_size"> |
781b23ba3b0a
Documented the following directives: proxy_busy_buffers_size,
Ruslan Ermilov <ru@nginx.com>
parents:
364
diff
changeset
|
1460 <syntax><value>size</value></syntax> |
781b23ba3b0a
Documented the following directives: proxy_busy_buffers_size,
Ruslan Ermilov <ru@nginx.com>
parents:
364
diff
changeset
|
1461 <default>8k|16k</default> |
781b23ba3b0a
Documented the following directives: proxy_busy_buffers_size,
Ruslan Ermilov <ru@nginx.com>
parents:
364
diff
changeset
|
1462 <context>http</context> |
781b23ba3b0a
Documented the following directives: proxy_busy_buffers_size,
Ruslan Ermilov <ru@nginx.com>
parents:
364
diff
changeset
|
1463 <context>server</context> |
781b23ba3b0a
Documented the following directives: proxy_busy_buffers_size,
Ruslan Ermilov <ru@nginx.com>
parents:
364
diff
changeset
|
1464 <context>location</context> |
781b23ba3b0a
Documented the following directives: proxy_busy_buffers_size,
Ruslan Ermilov <ru@nginx.com>
parents:
364
diff
changeset
|
1465 |
781b23ba3b0a
Documented the following directives: proxy_busy_buffers_size,
Ruslan Ermilov <ru@nginx.com>
parents:
364
diff
changeset
|
1466 <para> |
781b23ba3b0a
Documented the following directives: proxy_busy_buffers_size,
Ruslan Ermilov <ru@nginx.com>
parents:
364
diff
changeset
|
1467 Limits the <value>size</value> of data written to a temporary file |
781b23ba3b0a
Documented the following directives: proxy_busy_buffers_size,
Ruslan Ermilov <ru@nginx.com>
parents:
364
diff
changeset
|
1468 at a time, when buffering of responses from the proxied server |
781b23ba3b0a
Documented the following directives: proxy_busy_buffers_size,
Ruslan Ermilov <ru@nginx.com>
parents:
364
diff
changeset
|
1469 to temporary files is enabled. |
781b23ba3b0a
Documented the following directives: proxy_busy_buffers_size,
Ruslan Ermilov <ru@nginx.com>
parents:
364
diff
changeset
|
1470 By default, <value>size</value> is limited by two buffers set by the |
781b23ba3b0a
Documented the following directives: proxy_busy_buffers_size,
Ruslan Ermilov <ru@nginx.com>
parents:
364
diff
changeset
|
1471 <link id="proxy_buffer_size"/> and <link id="proxy_buffers"/> directives. |
781b23ba3b0a
Documented the following directives: proxy_busy_buffers_size,
Ruslan Ermilov <ru@nginx.com>
parents:
364
diff
changeset
|
1472 The maximum size of a temporary file is set by the |
781b23ba3b0a
Documented the following directives: proxy_busy_buffers_size,
Ruslan Ermilov <ru@nginx.com>
parents:
364
diff
changeset
|
1473 <link id="proxy_max_temp_file_size"/> directive. |
781b23ba3b0a
Documented the following directives: proxy_busy_buffers_size,
Ruslan Ermilov <ru@nginx.com>
parents:
364
diff
changeset
|
1474 </para> |
781b23ba3b0a
Documented the following directives: proxy_busy_buffers_size,
Ruslan Ermilov <ru@nginx.com>
parents:
364
diff
changeset
|
1475 |
781b23ba3b0a
Documented the following directives: proxy_busy_buffers_size,
Ruslan Ermilov <ru@nginx.com>
parents:
364
diff
changeset
|
1476 </directive> |
781b23ba3b0a
Documented the following directives: proxy_busy_buffers_size,
Ruslan Ermilov <ru@nginx.com>
parents:
364
diff
changeset
|
1477 |
781b23ba3b0a
Documented the following directives: proxy_busy_buffers_size,
Ruslan Ermilov <ru@nginx.com>
parents:
364
diff
changeset
|
1478 |
281
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1479 <directive name="proxy_temp_path"> |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1480 <syntax> |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1481 <value>path</value> |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1482 [<value>level1</value> |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1483 [<value>level2</value> |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1484 [<value>level3</value>]]]</syntax> |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1485 <default>proxy_temp</default> |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1486 <context>http</context> |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1487 <context>server</context> |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1488 <context>location</context> |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1489 |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1490 <para> |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1491 Defines a directory for storing temporary files |
405
781b23ba3b0a
Documented the following directives: proxy_busy_buffers_size,
Ruslan Ermilov <ru@nginx.com>
parents:
364
diff
changeset
|
1492 with data received from proxied servers. |
281
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1493 Up to three-level subdirectory hierarchy can be used underneath the specified |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1494 directory. |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1495 For example, in the following configuration |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1496 <example> |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1497 proxy_temp_path /spool/nginx/proxy_temp 1 2; |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1498 </example> |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1499 a temporary file might look like this: |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1500 <example> |
7142ddd2764c
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1501 /spool/nginx/proxy_temp/<emphasis>7</emphasis>/<emphasis>45</emphasis>/00000123<emphasis>457</emphasis> |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1502 </example> |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1503 </para> |
7142ddd2764c
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1504 |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1505 </directive> |
7142ddd2764c
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1506 |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1507 </section> |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1508 |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1509 |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1510 <section id="variables" name="Embedded Variables"> |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1511 |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1512 <para> |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1513 The <literal>ngx_http_proxy_module</literal> module supports embedded variables |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1514 that can be used to compose headers using the |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1515 <link id="proxy_set_header"/> directive: |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1516 <list type="tag"> |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1517 |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1518 <tag-name><var>$proxy_host</var></tag-name> |
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1519 <tag-desc>name and port of a proxied server;</tag-desc> |
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1520 |
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Ruslan Ermilov <ru@nginx.com>
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1521 <tag-name><var>$proxy_port</var></tag-name> |
7142ddd2764c
Translated current version of ngx_http_proxy_module documentation into English.
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1522 <tag-desc>port of a proxied server;</tag-desc> |
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parents:
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1523 |
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Ruslan Ermilov <ru@nginx.com>
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1524 <tag-name><var>$proxy_add_x_forwarded_for</var></tag-name> |
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1525 <tag-desc>the <header>X-Forwarded-For</header> client request header field |
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1526 with the <var>$remote_addr</var> variable appended to it, separated by a comma. |
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1527 If the <header>X-Forwarded-For</header> field is not present in the client |
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1528 request header, the <var>$proxy_add_x_forwarded_for</var> variable is equal |
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1529 to the <var>$remote_addr</var> variable.</tag-desc> |
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1530 </list> |
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1531 </para> |
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1532 |
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1533 </section> |
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1534 |
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1535 </module> |