Mercurial > hg > nginx-site
annotate xml/en/docs/http/ngx_http_fastcgi_module.xml @ 815:ed29fd8be462
*_bind: variables support and inheritance.
author | Ruslan Ermilov <ru@nginx.com> |
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date | Wed, 16 Jan 2013 14:29:10 +0400 |
parents | 9104a921d940 |
children | 6a40b8e7219a |
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English translation of the ngx_http_fastcgi_module module documentation.
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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_fastcgi_module" |
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11 link="/en/docs/http/ngx_http_fastcgi_module.html" |
589 | 12 lang="en" |
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13 rev="5"> |
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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_fastcgi_module</literal> module allows to pass |
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19 requests to a FastCGI 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 fastcgi_pass localhost:9000; |
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31 fastcgi_index index.php; |
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32 |
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33 fastcgi_param SCRIPT_FILENAME /home/www/scripts/php$fastcgi_script_name; |
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34 fastcgi_param QUERY_STRING $query_string; |
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35 fastcgi_param REQUEST_METHOD $request_method; |
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36 fastcgi_param CONTENT_TYPE $content_type; |
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37 fastcgi_param CONTENT_LENGTH $content_length; |
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38 } |
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39 </example> |
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40 </para> |
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41 |
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42 </section> |
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43 |
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44 |
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45 <section id="directives" name="Directives"> |
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46 |
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47 <directive name="fastcgi_bind"> |
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48 <syntax><value>address</value> | <literal>off</literal></syntax> |
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49 <default/> |
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50 <context>http</context> |
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51 <context>server</context> |
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52 <context>location</context> |
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53 <appeared-in>0.8.22</appeared-in> |
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54 |
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55 <para> |
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56 Forces outgoing connections to a FastCGI server to originate |
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57 from the specified local IP <value>address</value>. |
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58 Value of the parameter can contain variables (1.3.12). |
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59 The special value <literal>off</literal> (1.3.12) cancels the effect |
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60 of the <literal>fastcgi_bind</literal> directive |
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61 inherited from the previous configuration level, allowing the |
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62 system to auto-assign local address. |
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63 </para> |
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64 |
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65 </directive> |
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66 |
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67 |
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68 <directive name="fastcgi_buffer_size"> |
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69 <syntax><value>size</value></syntax> |
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70 <default>4k|8k</default> |
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71 <context>http</context> |
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72 <context>server</context> |
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73 <context>location</context> |
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74 |
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75 <para> |
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76 Sets <value>size</value> of the buffer used for reading the first part |
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77 of a response received from the FastCGI server. |
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78 This part usually contains a small response header. |
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79 By default, the buffer size is equal to the size of one |
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80 buffer set by the <link id="fastcgi_buffers"/> directive. |
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81 It can be made smaller however. |
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82 </para> |
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83 |
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84 </directive> |
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85 |
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86 |
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87 <directive name="fastcgi_buffers"> |
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88 <syntax><value>number</value> <value>size</value></syntax> |
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89 <default>8 4k|8k</default> |
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90 <context>http</context> |
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91 <context>server</context> |
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92 <context>location</context> |
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93 |
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94 <para> |
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95 Sets the <value>number</value> and <value>size</value> of |
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96 buffers used for reading a response from the FastCGI server, |
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97 for a single connection. |
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98 By default, the buffer size is equal to one memory page. |
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99 This is either 4K or 8K, depending on a platform. |
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100 </para> |
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101 |
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102 </directive> |
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103 |
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104 |
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105 <directive name="fastcgi_busy_buffers_size"> |
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106 <syntax><value>size</value></syntax> |
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107 <default>8k|16k</default> |
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108 <context>http</context> |
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109 <context>server</context> |
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110 <context>location</context> |
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111 |
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112 <para> |
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113 Limits the total <value>size</value> of buffers that |
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114 can be busy sending a response to the client while the response is not |
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115 yet fully read. |
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116 In the mean time, the rest of the buffers can be used for reading a response |
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117 and, if needed, buffering part of a response to a temporary file. |
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118 By default, <value>size</value> is limited by two buffers set by the |
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119 <link id="fastcgi_buffer_size"/> and <link id="fastcgi_buffers"/> directives. |
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120 </para> |
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121 |
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122 </directive> |
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123 |
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124 |
298
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125 <directive name="fastcgi_cache"> |
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126 <syntax><value>zone</value> | <literal>off</literal></syntax> |
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127 <default>off</default> |
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128 <context>http</context> |
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129 <context>server</context> |
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130 <context>location</context> |
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131 |
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132 <para> |
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133 Defines a shared memory zone used for caching. |
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134 The same zone can be used in several places. |
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135 The <literal>off</literal> parameter disables caching inherited |
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136 from the previous configuration level. |
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137 </para> |
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138 |
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139 </directive> |
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140 |
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141 |
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142 <directive name="fastcgi_cache_bypass"> |
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143 <syntax><value>string</value> ...</syntax> |
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144 <default/> |
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145 <context>http</context> |
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146 <context>server</context> |
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147 <context>location</context> |
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148 |
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149 <para> |
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150 Defines conditions under which the response will not be taken from a cache. |
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151 If at least one value of the string parameters is not empty and is not |
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152 equal to “0” then the response will not be taken from the cache: |
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153 <example> |
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154 fastcgi_cache_bypass $cookie_nocache $arg_nocache$arg_comment; |
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155 fastcgi_cache_bypass $http_pragma $http_authorization; |
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156 </example> |
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157 Can be used along with the <link id="fastcgi_no_cache"/> directive. |
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158 </para> |
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159 |
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160 </directive> |
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161 |
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162 |
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163 <directive name="fastcgi_cache_key"> |
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164 <syntax><value>string</value></syntax> |
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165 <default/> |
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166 <context>http</context> |
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167 <context>server</context> |
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168 <context>location</context> |
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169 |
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170 <para> |
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171 Defines a key for caching, for example |
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172 <example> |
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173 fastcgi_cache_key localhost:9000$request_uri; |
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174 </example> |
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175 </para> |
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176 |
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177 </directive> |
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178 |
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179 |
302
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180 <directive name="fastcgi_cache_lock"> |
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181 <syntax><literal>on</literal> | <literal>off</literal></syntax> |
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182 <default>off</default> |
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183 <context>http</context> |
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184 <context>server</context> |
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185 <context>location</context> |
310
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186 <appeared-in>1.1.12</appeared-in> |
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187 |
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188 <para> |
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189 When enabled, only one request at a time will be allowed to populate |
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190 a new cache element identified according to the <link id="fastcgi_cache_key"/> |
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191 directive by passing a request to a FastCGI server. |
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192 Other requests of the same cache element will either wait |
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193 for a response to appear in the cache, or the cache lock for |
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194 this element to be released, up to the time set by the |
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195 <link id="fastcgi_cache_lock_timeout"/> directive. |
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196 </para> |
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197 |
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198 </directive> |
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199 |
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200 |
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201 <directive name="fastcgi_cache_lock_timeout"> |
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202 <syntax><value>time</value></syntax> |
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203 <default>5s</default> |
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204 <context>http</context> |
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205 <context>server</context> |
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206 <context>location</context> |
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207 <appeared-in>1.1.12</appeared-in> |
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208 |
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209 <para> |
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210 Sets a timeout for <link id="fastcgi_cache_lock"/>. |
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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 |
793
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216 <directive name="fastcgi_cache_methods"> |
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217 <syntax> |
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218 <literal>GET</literal> | |
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219 <literal>HEAD</literal> | |
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220 <literal>POST</literal> |
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221 ...</syntax> |
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222 <default>GET HEAD</default> |
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223 <context>http</context> |
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224 <context>server</context> |
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225 <context>location</context> |
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226 <appeared-in>0.7.59</appeared-in> |
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227 |
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228 <para> |
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229 If the client request method is listed in this directive then |
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230 the response will be cached. |
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231 “<literal>GET</literal>” and “<literal>HEAD</literal>” methods are always |
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232 added to the list, though it is recommended to specify them explicitly. |
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233 See also the <link id="fastcgi_no_cache"/> directive. |
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234 </para> |
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235 |
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236 </directive> |
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237 |
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238 |
298
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239 <directive name="fastcgi_cache_min_uses"> |
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240 <syntax><value>number</value></syntax> |
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241 <default>1</default> |
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242 <context>http</context> |
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243 <context>server</context> |
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244 <context>location</context> |
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245 |
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246 <para> |
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247 Sets the <value>number</value> of requests after which the response |
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248 will be cached. |
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249 </para> |
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250 |
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251 </directive> |
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252 |
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253 |
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254 <directive name="fastcgi_cache_path"> |
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255 <syntax> |
364 | 256 <value>path</value> |
257 [<literal>levels</literal>=<value>levels</value>] | |
258 <literal>keys_zone</literal>=<value>name</value>:<value>size</value> | |
259 [<literal>inactive</literal>=<value>time</value>] | |
508
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260 [<literal>max_size</literal>=<value>size</value>] |
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261 [<literal>loader_files</literal>=<value>number</value>] |
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262 [<literal>loader_sleep</literal>=<value>time</value>] |
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263 [<literal>loader_threshold</literal>=<value>time</value>]</syntax> |
298
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264 <default/> |
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265 <context>http</context> |
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266 |
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267 <para> |
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268 Sets path and other parameters of a cache. |
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269 Cache data are stored in files. |
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270 Both the key and file name in a cache are a result of |
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271 applying the MD5 function to the proxied URL. |
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272 |
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273 The <literal>levels</literal> parameter defines hierarchy levels of a cache. |
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274 For example, in the following configuration |
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275 <example> |
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276 fastcgi_cache_path /data/nginx/cache levels=1:2 keys_zone=one:10m; |
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277 </example> |
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278 file names in a cache will look like this: |
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279 <example> |
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280 /data/nginx/cache/<emphasis>c</emphasis>/<emphasis>29</emphasis>/b7f54b2df7773722d382f4809d650<emphasis>29c</emphasis> |
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281 </example> |
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282 </para> |
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283 |
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284 <para> |
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285 A cached response is first written to a temporary file, then a file is renamed. |
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286 Starting from version 0.8.9 temporary files and the cache can be put on |
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287 different file systems but be aware that in this case a file is copied |
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288 across two file systems instead of the cheap rename operation. |
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289 It is thus recommended that for any given location both cache and a directory |
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290 holding temporary files set by the <link id="fastcgi_temp_path"/> directive |
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291 are put on the same file system. |
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292 </para> |
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293 |
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294 <para> |
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295 In addition, all active keys and information about data are stored |
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296 in a shared memory zone, whose <value>name</value> and <value>size</value> |
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297 are configured by the <literal>keys_zone</literal> parameter. |
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298 Cached data that are not accessed during the time specified by the |
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299 <literal>inactive</literal> parameter get removed from the cache |
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300 regardless of their freshness. |
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301 By default, <literal>inactive</literal> is set to 10 minutes. |
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302 </para> |
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303 |
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304 <para> |
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305 The special process “cache manager” monitors the maximum cache size set |
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306 by the <literal>max_size</literal> parameter; |
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307 when this size is exceeded it removes the least recently used data. |
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308 </para> |
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309 |
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310 <para> |
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311 A minute after the start the special process “cache loader” is activated |
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312 that loads information about previously cached data stored on file system |
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313 into a cache zone. |
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314 A load is done in iterations. |
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315 During one iteration no more than <literal>loader_files</literal> items |
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316 are loaded (by default, 100). |
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317 Besides, the duration of one iteration is limited by the |
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318 <literal>loader_threshold</literal> parameter (by default, 200 milliseconds). |
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319 A pause is made between iterations, configured by the |
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320 <literal>loader_sleep</literal> parameter (by default, 50 milliseconds). |
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321 </para> |
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322 |
298
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323 </directive> |
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324 |
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325 |
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326 <directive name="fastcgi_cache_use_stale"> |
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327 <syntax> |
364 | 328 <literal>error</literal> | |
329 <literal>timeout</literal> | | |
330 <literal>invalid_header</literal> | | |
331 <literal>updating</literal> | | |
332 <literal>http_500</literal> | | |
333 <literal>http_503</literal> | | |
334 <literal>http_404</literal> | | |
335 <literal>off</literal> | |
336 ...</syntax> | |
298
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337 <default>off</default> |
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338 <context>http</context> |
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339 <context>server</context> |
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340 <context>location</context> |
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341 |
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342 <para> |
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343 If an error occurs while working with the FastCGI server it is possible |
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344 to use a stale cached response. |
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345 This directives determines in which cases it is permitted. |
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346 The directive’s parameters match those of the |
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347 <link id="fastcgi_next_upstream"/> directive. |
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348 </para> |
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349 |
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350 <para> |
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351 Additionally, the <literal>updating</literal> parameter permits |
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352 to use a stale cached response if it is currently being updated. |
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353 This allows to minimize the number of accesses to FastCGI servers |
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354 when updating cached data. |
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355 </para> |
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356 |
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357 <para> |
509 | 358 To minimize the number of accesses to FastCGI servers when |
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359 populating a new cache element, the <link id="fastcgi_cache_lock"/> |
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360 directive can be used. |
298
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361 </para> |
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362 |
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363 </directive> |
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364 |
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365 |
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366 <directive name="fastcgi_cache_valid"> |
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367 <syntax>[<value>code</value> ...] <value>time</value></syntax> |
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368 <default/> |
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369 <context>http</context> |
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370 <context>server</context> |
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371 <context>location</context> |
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372 |
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373 <para> |
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374 Sets caching time for different response codes. |
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375 For example, the following directives |
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376 <example> |
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377 fastcgi_cache_valid 200 302 10m; |
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378 fastcgi_cache_valid 404 1m; |
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379 </example> |
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380 set 10 minutes of caching for responses with codes 200 and 302, |
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381 and 1 minute for responses with code 404. |
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382 </para> |
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383 |
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384 <para> |
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385 If only caching <value>time</value> is specified |
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386 <example> |
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387 fastcgi_cache_valid 5m; |
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388 </example> |
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389 then only 200, 301, and 302 responses are cached. |
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390 </para> |
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391 |
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392 <para> |
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393 In addition, it can be specified to cache any responses using the |
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394 <literal>any</literal> parameter: |
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395 <example> |
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396 fastcgi_cache_valid 200 302 10m; |
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397 fastcgi_cache_valid 301 1h; |
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398 fastcgi_cache_valid any 1m; |
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399 </example> |
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400 </para> |
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401 |
506
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402 <para> |
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403 Parameters of caching can also be set directly |
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404 in the response header. |
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405 This has a higher precedence than setting of caching time using the directive. |
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406 The <header>X-Accel-Expires</header> header field sets caching time of a |
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407 response in seconds. |
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408 The value 0 disables to cache a response. |
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409 If a value starts with the prefix <literal>@</literal>, it sets an absolute |
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410 time in seconds since Epoch, up to which the response may be cached. |
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411 If header does not include the <header>X-Accel-Expires</header> field, |
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412 parameters of caching may be set in the header fields |
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413 <header>Expires</header> or <header>Cache-Control</header>. |
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414 If a header includes the <header>Set-Cookie</header> field, such a |
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415 response will not be cached. |
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416 Processing of one or more of these response header fields can be disabled |
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417 using the <link id="fastcgi_ignore_headers"/> directive. |
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418 </para> |
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419 |
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420 </directive> |
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421 |
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422 |
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423 <directive name="fastcgi_connect_timeout"> |
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424 <syntax><value>time</value></syntax> |
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425 <default>60s</default> |
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426 <context>http</context> |
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427 <context>server</context> |
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428 <context>location</context> |
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429 |
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430 <para> |
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431 Defines a timeout for establishing a connection with the FastCGI server. |
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432 It should be noted that this timeout cannot usually exceed 75 seconds. |
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433 </para> |
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434 |
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435 </directive> |
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436 |
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437 |
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438 <directive name="fastcgi_hide_header"> |
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439 <syntax><value>field</value></syntax> |
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440 <default/> |
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441 <context>http</context> |
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442 <context>server</context> |
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443 <context>location</context> |
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444 |
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445 <para> |
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446 By default, |
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447 nginx does not pass the header fields <header>Status</header> and |
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448 <header>X-Accel-...</header> from the response of the FastCGI |
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449 server to a client. |
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450 The <literal>fastcgi_hide_header</literal> directive sets additional fields |
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451 that will not be passed. |
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452 If, on the contrary, the passing of fields needs to be permitted, |
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453 the <link id="fastcgi_pass_header"/> directive can be used. |
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454 </para> |
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455 |
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456 </directive> |
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457 |
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458 |
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459 <directive name="fastcgi_ignore_client_abort"> |
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460 <syntax><literal>on</literal> | <literal>off</literal></syntax> |
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461 <default>off</default> |
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462 <context>http</context> |
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463 <context>server</context> |
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464 <context>location</context> |
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465 |
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466 <para> |
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467 Determines should the connection with the FastCGI server be |
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468 closed if a client closes a connection without waiting |
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469 for a response. |
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470 </para> |
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471 |
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472 </directive> |
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473 |
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474 |
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475 <directive name="fastcgi_ignore_headers"> |
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476 <syntax><value>field</value> ...</syntax> |
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477 <default/> |
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478 <context>http</context> |
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479 <context>server</context> |
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480 <context>location</context> |
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481 |
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482 <para> |
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483 Disables processing of certain response header fields from the FastCGI server. |
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484 The following fields can be ignored: <header>X-Accel-Redirect</header>, |
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485 <header>X-Accel-Expires</header>, <header>X-Accel-Limit-Rate</header> (1.1.6), |
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486 <header>X-Accel-Buffering</header> (1.1.6), |
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487 <header>X-Accel-Charset</header> (1.1.6), <header>Expires</header>, |
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488 <header>Cache-Control</header>, and <header>Set-Cookie</header> (0.8.44). |
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489 </para> |
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490 |
506
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491 <para> |
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492 If not disabled, processing of these header fields has the following effect: |
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493 <list type="bullet" compact="no"> |
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494 |
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495 <listitem> |
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496 <header>X-Accel-Expires</header>, <header>Expires</header>, |
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497 <header>Cache-Control</header>, and <header>Set-Cookie</header> |
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498 set parameters of response <link id="fastcgi_cache_valid">caching</link>; |
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499 </listitem> |
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500 |
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501 <listitem> |
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502 <header>X-Accel-Redirect</header> performs an |
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503 <link doc="ngx_http_core_module.xml" id="internal">internal |
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504 redirect</link> to the specified URI; |
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505 </listitem> |
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506 |
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507 <listitem> |
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508 <header>X-Accel-Limit-Rate</header> sets a |
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509 <link doc="ngx_http_core_module.xml" id="limit_rate">rate |
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510 limit</link> for transmission of a response to a client; |
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511 </listitem> |
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512 |
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513 <listitem> |
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514 <header>X-Accel-Buffering</header> enables or disables |
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515 buffering of a response; |
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516 </listitem> |
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517 |
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518 <listitem> |
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519 <header>X-Accel-Charset</header> sets the desired |
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520 <link doc="ngx_http_charset_module.xml" id="charset"/> |
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521 of a response. |
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522 </listitem> |
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523 |
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524 </list> |
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525 </para> |
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526 |
298
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527 </directive> |
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528 |
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529 |
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530 <directive name="fastcgi_index"> |
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531 <syntax><value>name</value></syntax> |
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532 <default/> |
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533 <context>http</context> |
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534 <context>server</context> |
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535 <context>location</context> |
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536 |
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537 <para> |
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538 Sets a file name that will be appended after a URI that ends with |
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539 a slash, in the value of the <var>$fastcgi_script_name</var> variable. |
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540 For example, with these settings |
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541 <example> |
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542 fastcgi_index index.php; |
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543 fastcgi_param SCRIPT_FILENAME /home/www/scripts/php$fastcgi_script_name; |
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544 </example> |
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545 and the “<literal>/page.php</literal>” request, |
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546 the <literal>SCRIPT_FILENAME</literal> parameter will be equal to |
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547 “<literal>/home/www/scripts/php/page.php</literal>”, |
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548 and with the “<literal>/</literal>” request it will be equal to |
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549 “<literal>/home/www/scripts/php/index.php</literal>”. |
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550 </para> |
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|
551 |
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|
552 </directive> |
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553 |
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parents:
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|
554 |
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|
555 <directive name="fastcgi_intercept_errors"> |
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556 <syntax><literal>on</literal> | <literal>off</literal></syntax> |
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557 <default>off</default> |
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558 <context>http</context> |
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559 <context>server</context> |
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|
560 <context>location</context> |
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561 |
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|
562 <para> |
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563 Determines whether FastCGI server responses with codes greater than or equal |
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564 to 400 should be passed to a client or be redirected to nginx for processing |
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565 using the <link doc="ngx_http_core_module.xml" id="error_page"/> directive. |
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|
566 </para> |
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567 |
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568 </directive> |
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|
569 |
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|
570 |
316
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571 <directive name="fastcgi_keep_conn"> |
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572 <syntax><literal>on</literal> | <literal>off</literal></syntax> |
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573 <default>off</default> |
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574 <context>http</context> |
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575 <context>server</context> |
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576 <context>location</context> |
498
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411
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577 <appeared-in>1.1.4</appeared-in> |
316
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578 |
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579 <para> |
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580 By default, a FastCGI server will close a connection right after |
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581 sending the response. |
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582 When set to the value <literal>on</literal>, nginx will instruct |
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583 a FastCGI server to keep connections open. |
364 | 584 This in particular is necessary for |
316
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585 <link doc="ngx_http_upstream_module.xml" id="keepalive"/> |
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586 connections to FastCGI servers to function. |
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587 </para> |
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588 |
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589 </directive> |
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590 |
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591 |
411
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Documented the following directives: fastcgi_busy_buffers_size,
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592 <directive name="fastcgi_max_temp_file_size"> |
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Documented the following directives: fastcgi_busy_buffers_size,
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593 <syntax><value>size</value></syntax> |
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Documented the following directives: fastcgi_busy_buffers_size,
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594 <default>1024m</default> |
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Documented the following directives: fastcgi_busy_buffers_size,
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595 <context>http</context> |
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596 <context>server</context> |
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597 <context>location</context> |
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598 |
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Documented the following directives: fastcgi_busy_buffers_size,
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599 <para> |
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600 When the whole response does not fit into memory buffers |
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601 set by the <link id="fastcgi_buffer_size"/> and <link id="fastcgi_buffers"/> |
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602 directives, part of a response can be saved to a temporary file. |
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603 This directive sets the maximum <value>size</value> of a temporary file. |
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604 The size of data written to a temporary file at a time is set |
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605 by the <link id="fastcgi_temp_file_write_size"/> directive. |
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Documented the following directives: fastcgi_busy_buffers_size,
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606 </para> |
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607 |
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Documented the following directives: fastcgi_busy_buffers_size,
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608 <para> |
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609 Value of zero disables buffering of responses to temporary files. |
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610 </para> |
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611 |
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612 </directive> |
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613 |
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Documented the following directives: fastcgi_busy_buffers_size,
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614 |
298
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615 <directive name="fastcgi_next_upstream"> |
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616 <syntax> |
364 | 617 <literal>error</literal> | |
618 <literal>timeout</literal> | | |
619 <literal>invalid_header</literal> | | |
620 <literal>http_500</literal> | | |
621 <literal>http_503</literal> | | |
622 <literal>http_404</literal> | | |
623 <literal>off</literal> | |
624 ...</syntax> | |
298
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625 <default>error timeout</default> |
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626 <context>http</context> |
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627 <context>server</context> |
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628 <context>location</context> |
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629 |
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630 <para> |
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631 Specifies in which cases a request should be passed to the next server: |
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632 <list type="tag"> |
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633 |
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634 <tag-name><literal>error</literal></tag-name> |
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635 <tag-desc>an error occurred while establishing a connection with the |
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636 server, passing it a request, or reading the response header;</tag-desc> |
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637 |
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638 <tag-name><literal>timeout</literal></tag-name> |
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639 <tag-desc>a timeout has occurred while establishing a connection with the |
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640 server, passing it a request, or reading the response header;</tag-desc> |
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641 |
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|
642 <tag-name><literal>invalid_header</literal></tag-name> |
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643 <tag-desc>a server returned empty or invalid response;</tag-desc> |
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644 |
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645 <tag-name><literal>http_500</literal></tag-name> |
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646 <tag-desc>a server returned a response with the code 500;</tag-desc> |
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647 |
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648 <tag-name><literal>http_503</literal></tag-name> |
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649 <tag-desc>a server returned a response with the code 503;</tag-desc> |
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|
650 |
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651 <tag-name><literal>http_404</literal></tag-name> |
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652 <tag-desc>a server returned a response with the code 404;</tag-desc> |
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|
653 |
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|
654 <tag-name><literal>off</literal></tag-name> |
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655 <tag-desc>disables passing a request to the next server.</tag-desc> |
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656 |
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657 </list> |
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658 </para> |
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|
659 |
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|
660 <para> |
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661 It should be understood that passing a request to the next server is |
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662 only possible if a client was not sent anything yet. |
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663 That is, if an error or a timeout occurs in the middle of |
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|
664 transferring a response, fixing this is impossible. |
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|
665 </para> |
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|
666 |
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667 </directive> |
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|
668 |
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|
669 |
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670 <directive name="fastcgi_no_cache"> |
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671 <syntax><value>string</value> ...</syntax> |
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672 <default/> |
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673 <context>http</context> |
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674 <context>server</context> |
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675 <context>location</context> |
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|
676 |
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|
677 <para> |
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678 Defines conditions under which the response will not be saved to a cache. |
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679 If at least one value of the string parameters is not empty and is not |
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680 equal to “0” then the response will not be saved: |
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681 <example> |
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682 fastcgi_no_cache $cookie_nocache $arg_nocache$arg_comment; |
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683 fastcgi_no_cache $http_pragma $http_authorization; |
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684 </example> |
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685 Can be used along with the <link id="fastcgi_cache_bypass"/> directive. |
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686 </para> |
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|
687 |
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688 </directive> |
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|
689 |
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|
690 |
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691 <directive name="fastcgi_param"> |
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692 <syntax> |
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693 <value>parameter</value> <value>value</value> |
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694 [<literal>if_not_empty</literal>]</syntax> |
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695 <default/> |
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696 <context>http</context> |
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697 <context>server</context> |
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698 <context>location</context> |
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|
699 |
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700 <para> |
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701 Sets a <value>parameter</value> that should be passed to the FastCGI server. |
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702 A <value>value</value> can contain text, variables, and their combination. |
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703 These directives are inherited from the previous level if and |
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|
704 only if there are no |
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705 <literal>fastcgi_param</literal> |
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706 directives defined on the current level. |
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|
707 </para> |
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|
708 |
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709 <para> |
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710 The following example shows the minimum required settings for PHP: |
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English translation of the ngx_http_fastcgi_module module documentation.
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|
711 <example> |
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712 fastcgi_param SCRIPT_FILENAME /home/www/scripts/php$fastcgi_script_name; |
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713 fastcgi_param QUERY_STRING $query_string; |
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714 </example> |
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|
715 </para> |
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|
716 |
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|
717 <para> |
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|
718 The <literal>SCRIPT_FILENAME</literal> parameter is used in PHP for |
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|
719 determining the script name, and the <literal>QUERY_STRING</literal> |
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|
720 parameter is used to pass request parameters. |
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|
721 </para> |
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|
722 |
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|
723 <para> |
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|
724 For scripts that process <literal>POST</literal> requests, the |
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English translation of the ngx_http_fastcgi_module module documentation.
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|
725 following three parameters are also required: |
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726 <example> |
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727 fastcgi_param REQUEST_METHOD $request_method; |
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728 fastcgi_param CONTENT_TYPE $content_type; |
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729 fastcgi_param CONTENT_LENGTH $content_length; |
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|
730 </example> |
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|
731 </para> |
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|
732 |
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|
733 <para> |
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734 If PHP was built with the <literal>--enable-force-cgi-redirect</literal> |
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|
735 configuration parameter, the <literal>REDIRECT_STATUS</literal> parameter |
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736 should also be passed with the value “200”: |
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English translation of the ngx_http_fastcgi_module module documentation.
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737 <example> |
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|
738 fastcgi_param REDIRECT_STATUS 200; |
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739 </example> |
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|
740 </para> |
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|
741 |
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|
742 <para> |
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|
743 If a directive is specified with <literal>if_not_empty</literal> (1.1.11) then |
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744 such a parameter will not be passed to the server until its value is not empty: |
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|
745 <example> |
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|
746 fastcgi_param HTTPS $https if_not_empty; |
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747 </example> |
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748 </para> |
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|
749 |
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|
750 </directive> |
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|
751 |
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|
752 |
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|
753 <directive name="fastcgi_pass"> |
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|
754 <syntax><value>address</value></syntax> |
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755 <default/> |
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756 <context>location</context> |
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|
757 <context>if in location</context> |
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|
758 |
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|
759 <para> |
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|
760 Sets an address of the FastCGI server. |
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761 An address can be specified as a domain name or an address, and a port, |
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|
762 for example, |
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|
763 <example> |
351
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diff
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|
764 fastcgi_pass localhost:9000; |
298
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765 </example> |
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|
766 or as a UNIX-domain socket path: |
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767 <example> |
351
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768 fastcgi_pass unix:/tmp/fastcgi.socket; |
298
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769 </example> |
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|
770 </para> |
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|
771 |
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|
772 <para> |
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773 If a domain name resolves to several addresses, all of them will be |
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|
774 used in a round-robin fashion. |
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775 In addition, an address can be specified as a |
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|
776 <link doc="ngx_http_upstream_module.xml">server group</link>. |
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|
777 </para> |
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|
778 |
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|
779 </directive> |
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|
780 |
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diff
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|
781 |
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|
782 <directive name="fastcgi_pass_header"> |
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|
783 <syntax><value>field</value></syntax> |
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784 <default/> |
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|
785 <context>http</context> |
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|
786 <context>server</context> |
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parents:
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|
787 <context>location</context> |
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|
788 |
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|
789 <para> |
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790 Permits to pass <link id="fastcgi_hide_header">otherwise disabled</link> header |
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|
791 fields from the FastCGI server to a client. |
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diff
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|
792 </para> |
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|
793 |
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|
794 </directive> |
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Ruslan Ermilov <ru@nginx.com>
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|
795 |
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English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
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|
796 |
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English translation of the ngx_http_fastcgi_module module documentation.
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diff
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|
797 <directive name="fastcgi_read_timeout"> |
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|
798 <syntax><value>time</value></syntax> |
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|
799 <default>60s</default> |
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800 <context>http</context> |
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|
801 <context>server</context> |
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|
802 <context>location</context> |
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|
803 |
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|
804 <para> |
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|
805 Defines a timeout for reading a response from the FastCGI server. |
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|
806 A timeout is only set between two successive read operations, |
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|
807 not for the transmission of the whole response. |
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parents:
diff
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|
808 If a FastCGI server does not transmit anything within this time, |
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|
809 a connection is closed. |
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|
810 </para> |
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|
811 |
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|
812 </directive> |
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diff
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|
813 |
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|
814 |
793
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Documented "fastcgi_pass_request_body/headers" directives.
Vladimir Homutov <vl@nginx.com>
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diff
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|
815 <directive name="fastcgi_pass_request_body"> |
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Documented "fastcgi_pass_request_body/headers" directives.
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773
diff
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|
816 <syntax><literal>on</literal> | <literal>off</literal></syntax> |
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773
diff
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|
817 <default>on</default> |
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Documented "fastcgi_pass_request_body/headers" directives.
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773
diff
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|
818 <context>http</context> |
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Documented "fastcgi_pass_request_body/headers" directives.
Vladimir Homutov <vl@nginx.com>
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773
diff
changeset
|
819 <context>server</context> |
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parents:
773
diff
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|
820 <context>location</context> |
9104a921d940
Documented "fastcgi_pass_request_body/headers" directives.
Vladimir Homutov <vl@nginx.com>
parents:
773
diff
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|
821 |
9104a921d940
Documented "fastcgi_pass_request_body/headers" directives.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
822 <para> |
9104a921d940
Documented "fastcgi_pass_request_body/headers" directives.
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diff
changeset
|
823 If disabled, the original request body will not be passed |
9104a921d940
Documented "fastcgi_pass_request_body/headers" directives.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
824 to the FastCGI server. |
9104a921d940
Documented "fastcgi_pass_request_body/headers" directives.
Vladimir Homutov <vl@nginx.com>
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diff
changeset
|
825 See also the <link id="fastcgi_pass_request_headers"/> directive. |
9104a921d940
Documented "fastcgi_pass_request_body/headers" directives.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
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|
826 </para> |
9104a921d940
Documented "fastcgi_pass_request_body/headers" directives.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
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|
827 |
9104a921d940
Documented "fastcgi_pass_request_body/headers" directives.
Vladimir Homutov <vl@nginx.com>
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diff
changeset
|
828 </directive> |
9104a921d940
Documented "fastcgi_pass_request_body/headers" directives.
Vladimir Homutov <vl@nginx.com>
parents:
773
diff
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|
829 |
9104a921d940
Documented "fastcgi_pass_request_body/headers" directives.
Vladimir Homutov <vl@nginx.com>
parents:
773
diff
changeset
|
830 |
9104a921d940
Documented "fastcgi_pass_request_body/headers" directives.
Vladimir Homutov <vl@nginx.com>
parents:
773
diff
changeset
|
831 <directive name="fastcgi_pass_request_headers"> |
9104a921d940
Documented "fastcgi_pass_request_body/headers" directives.
Vladimir Homutov <vl@nginx.com>
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diff
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|
832 <syntax><literal>on</literal> | <literal>off</literal></syntax> |
9104a921d940
Documented "fastcgi_pass_request_body/headers" directives.
Vladimir Homutov <vl@nginx.com>
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diff
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|
833 <default>on</default> |
9104a921d940
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Vladimir Homutov <vl@nginx.com>
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diff
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|
834 <context>http</context> |
9104a921d940
Documented "fastcgi_pass_request_body/headers" directives.
Vladimir Homutov <vl@nginx.com>
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773
diff
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|
835 <context>server</context> |
9104a921d940
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Vladimir Homutov <vl@nginx.com>
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773
diff
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|
836 <context>location</context> |
9104a921d940
Documented "fastcgi_pass_request_body/headers" directives.
Vladimir Homutov <vl@nginx.com>
parents:
773
diff
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|
837 |
9104a921d940
Documented "fastcgi_pass_request_body/headers" directives.
Vladimir Homutov <vl@nginx.com>
parents:
773
diff
changeset
|
838 <para> |
9104a921d940
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Vladimir Homutov <vl@nginx.com>
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diff
changeset
|
839 If disabled, header fields of the original request will not be passed to the |
9104a921d940
Documented "fastcgi_pass_request_body/headers" directives.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
840 FastCGI server. |
9104a921d940
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diff
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|
841 See also the <link id="fastcgi_pass_request_body"/> directive. |
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Vladimir Homutov <vl@nginx.com>
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diff
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|
842 </para> |
9104a921d940
Documented "fastcgi_pass_request_body/headers" directives.
Vladimir Homutov <vl@nginx.com>
parents:
773
diff
changeset
|
843 |
9104a921d940
Documented "fastcgi_pass_request_body/headers" directives.
Vladimir Homutov <vl@nginx.com>
parents:
773
diff
changeset
|
844 </directive> |
9104a921d940
Documented "fastcgi_pass_request_body/headers" directives.
Vladimir Homutov <vl@nginx.com>
parents:
773
diff
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|
845 |
9104a921d940
Documented "fastcgi_pass_request_body/headers" directives.
Vladimir Homutov <vl@nginx.com>
parents:
773
diff
changeset
|
846 |
773
24b1b0101250
Documented "send_lowat" directive in fastcgi and proxy modules.
Vladimir Homutov <vl@nginx.com>
parents:
772
diff
changeset
|
847 <directive name="fastcgi_send_lowat"> |
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Documented "send_lowat" directive in fastcgi and proxy modules.
Vladimir Homutov <vl@nginx.com>
parents:
772
diff
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|
848 <syntax><value>size</value></syntax> |
24b1b0101250
Documented "send_lowat" directive in fastcgi and proxy modules.
Vladimir Homutov <vl@nginx.com>
parents:
772
diff
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|
849 <default>0</default> |
24b1b0101250
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Vladimir Homutov <vl@nginx.com>
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772
diff
changeset
|
850 <context>http</context> |
24b1b0101250
Documented "send_lowat" directive in fastcgi and proxy modules.
Vladimir Homutov <vl@nginx.com>
parents:
772
diff
changeset
|
851 <context>server</context> |
24b1b0101250
Documented "send_lowat" directive in fastcgi and proxy modules.
Vladimir Homutov <vl@nginx.com>
parents:
772
diff
changeset
|
852 <context>location</context> |
24b1b0101250
Documented "send_lowat" directive in fastcgi and proxy modules.
Vladimir Homutov <vl@nginx.com>
parents:
772
diff
changeset
|
853 |
24b1b0101250
Documented "send_lowat" directive in fastcgi and proxy modules.
Vladimir Homutov <vl@nginx.com>
parents:
772
diff
changeset
|
854 <para> |
24b1b0101250
Documented "send_lowat" directive in fastcgi and proxy modules.
Vladimir Homutov <vl@nginx.com>
parents:
772
diff
changeset
|
855 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
|
856 of send operations on outgoing connections to a FastCGI server by using either |
24b1b0101250
Documented "send_lowat" directive in fastcgi and proxy modules.
Vladimir Homutov <vl@nginx.com>
parents:
772
diff
changeset
|
857 <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
|
858 <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
|
859 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
|
860 with the specified <value>size</value>. |
24b1b0101250
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Vladimir Homutov <vl@nginx.com>
parents:
772
diff
changeset
|
861 </para> |
24b1b0101250
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Vladimir Homutov <vl@nginx.com>
parents:
772
diff
changeset
|
862 |
24b1b0101250
Documented "send_lowat" directive in fastcgi and proxy modules.
Vladimir Homutov <vl@nginx.com>
parents:
772
diff
changeset
|
863 <para> |
24b1b0101250
Documented "send_lowat" directive in fastcgi and proxy modules.
Vladimir Homutov <vl@nginx.com>
parents:
772
diff
changeset
|
864 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
|
865 </para> |
24b1b0101250
Documented "send_lowat" directive in fastcgi and proxy modules.
Vladimir Homutov <vl@nginx.com>
parents:
772
diff
changeset
|
866 |
24b1b0101250
Documented "send_lowat" directive in fastcgi and proxy modules.
Vladimir Homutov <vl@nginx.com>
parents:
772
diff
changeset
|
867 </directive> |
24b1b0101250
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Vladimir Homutov <vl@nginx.com>
parents:
772
diff
changeset
|
868 |
24b1b0101250
Documented "send_lowat" directive in fastcgi and proxy modules.
Vladimir Homutov <vl@nginx.com>
parents:
772
diff
changeset
|
869 |
298
0dcf07c393b6
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
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|
870 <directive name="fastcgi_send_timeout"> |
0dcf07c393b6
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
871 <syntax><value>time</value></syntax> |
0dcf07c393b6
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
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|
872 <default>60s</default> |
0dcf07c393b6
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
873 <context>http</context> |
0dcf07c393b6
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
874 <context>server</context> |
0dcf07c393b6
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
875 <context>location</context> |
0dcf07c393b6
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Ruslan Ermilov <ru@nginx.com>
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diff
changeset
|
876 |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
877 <para> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
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parents:
diff
changeset
|
878 Sets a timeout for transmitting a request to the FastCGI server. |
0dcf07c393b6
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
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|
879 A timeout is only set between two successive write operations, |
0dcf07c393b6
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
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|
880 not for the transmission of the whole request. |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
881 If a FastCGI server does not receive anything within this time, |
0dcf07c393b6
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
882 a connection is closed. |
0dcf07c393b6
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
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|
883 </para> |
0dcf07c393b6
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
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|
884 |
0dcf07c393b6
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
885 </directive> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
886 |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
887 |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
888 <directive name="fastcgi_split_path_info"> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
889 <syntax><value>regex</value></syntax> |
0dcf07c393b6
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
890 <default/> |
0dcf07c393b6
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
891 <context>location</context> |
0dcf07c393b6
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
892 |
0dcf07c393b6
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
893 <para> |
0dcf07c393b6
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
894 Defines a regular expression that captures a value for the |
0dcf07c393b6
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
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|
895 <var>$fastcgi_path_info</var> variable. |
0dcf07c393b6
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
896 A regular expression should have two captures, the first becomes |
0dcf07c393b6
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
897 a value of the <var>$fastcgi_script_name</var> variable, the second |
0dcf07c393b6
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parents:
diff
changeset
|
898 becomes a value of the <var>$fastcgi_path_info</var> variable. |
0dcf07c393b6
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
899 For example, with these settings |
0dcf07c393b6
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
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|
900 <example> |
0dcf07c393b6
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
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|
901 location ~ ^(.+\.php)(.*)$ { |
0dcf07c393b6
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
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|
902 fastcgi_split_path_info ^(.+\.php)(.*)$; |
0dcf07c393b6
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
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|
903 fastcgi_param SCRIPT_FILENAME /path/to/php$fastcgi_script_name; |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
904 fastcgi_param PATH_INFO $fastcgi_path_info; |
0dcf07c393b6
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
905 </example> |
0dcf07c393b6
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
906 and the “<literal>/show.php/article/0001</literal>” request, |
0dcf07c393b6
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parents:
diff
changeset
|
907 the <literal>SCRIPT_FILENAME</literal> parameter will be equal to |
0dcf07c393b6
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
908 “<literal>/path/to/php/show.php</literal>”, and the |
0dcf07c393b6
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
909 <literal>PATH_INFO</literal> parameter will be equal to |
0dcf07c393b6
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
910 “<literal>/article/0001</literal>”. |
0dcf07c393b6
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parents:
diff
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|
911 </para> |
0dcf07c393b6
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parents:
diff
changeset
|
912 |
0dcf07c393b6
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parents:
diff
changeset
|
913 </directive> |
0dcf07c393b6
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parents:
diff
changeset
|
914 |
0dcf07c393b6
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
915 |
0dcf07c393b6
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parents:
diff
changeset
|
916 <directive name="fastcgi_store"> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
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parents:
diff
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|
917 <syntax> |
0dcf07c393b6
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diff
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|
918 <literal>on</literal> | |
0dcf07c393b6
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parents:
diff
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|
919 <literal>off</literal> | |
0dcf07c393b6
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parents:
diff
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|
920 <value>string</value></syntax> |
0dcf07c393b6
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parents:
diff
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|
921 <default>off</default> |
0dcf07c393b6
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
922 <context>http</context> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
923 <context>server</context> |
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parents:
diff
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|
924 <context>location</context> |
0dcf07c393b6
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parents:
diff
changeset
|
925 |
0dcf07c393b6
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diff
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|
926 <para> |
0dcf07c393b6
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parents:
diff
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|
927 Enables saving of files to a disk. |
0dcf07c393b6
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parents:
diff
changeset
|
928 The <literal>on</literal> parameter saves files with paths |
0dcf07c393b6
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parents:
diff
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|
929 corresponding to the directives |
0dcf07c393b6
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parents:
diff
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|
930 <link doc="ngx_http_core_module.xml" id="alias"/> or |
0dcf07c393b6
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parents:
diff
changeset
|
931 <link doc="ngx_http_core_module.xml" id="root"/>. |
0dcf07c393b6
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parents:
diff
changeset
|
932 The <literal>off</literal> parameter disables saving of files. |
0dcf07c393b6
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parents:
diff
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|
933 In addition, the file name can be set explicitly using the |
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parents:
diff
changeset
|
934 <value>string</value> with variables: |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
935 <example> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
936 fastcgi_store /data/www$original_uri; |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
937 </example> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
938 </para> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
939 |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
940 <para> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
941 The modification time of files is set according to the received |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
942 <header>Last-Modified</header> response header field. |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
943 A response is first written to a temporary file, then a file is renamed. |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
944 Starting from version 0.8.9 temporary files and the persistent store |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
945 can be put on different file systems but be aware that in this case |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
946 a file is copied across two file systems instead of the cheap rename operation. |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
947 It is thus recommended that for any given location both saved files and a |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
948 directory holding temporary files set by the <link id="fastcgi_temp_path"/> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
949 directive are put on the same file system. |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
950 </para> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
951 |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
952 <para> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
953 This directive can be used to create local copies of static unchangeable |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
954 files, e.g.: |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
955 <example> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
956 location /images/ { |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
957 root /data/www; |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
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|
958 open_file_cache_errors off; |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
959 error_page 404 = /fetch$uri; |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
960 } |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
961 |
0dcf07c393b6
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
962 location /fetch/ { |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
963 internal; |
0dcf07c393b6
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
964 |
0dcf07c393b6
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
965 fastcgi_pass backend:9000; |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
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|
966 ... |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
967 |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
968 fastcgi_store on; |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
969 fastcgi_store_access user:rw group:rw all:r; |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
970 fastcgi_temp_path /data/temp; |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
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|
971 |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
972 alias /data/www/; |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
973 } |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
974 </example> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
975 </para> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
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|
976 |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
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|
977 </directive> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
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|
978 |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
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|
979 |
0dcf07c393b6
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
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|
980 <directive name="fastcgi_store_access"> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
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parents:
diff
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|
981 <syntax><value>users</value>:<value>permissions</value> ...</syntax> |
0dcf07c393b6
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
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|
982 <default>user:rw</default> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
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|
983 <context>http</context> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
984 <context>server</context> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
985 <context>location</context> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
986 |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
987 <para> |
0dcf07c393b6
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
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|
988 Sets access permissions for newly created files and directories, e.g.: |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
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|
989 <example> |
0dcf07c393b6
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parents:
diff
changeset
|
990 fastcgi_store_access user:rw group:rw all:r; |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
991 </example> |
0dcf07c393b6
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
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|
992 </para> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
993 |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
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|
994 <para> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
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parents:
diff
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|
995 If any <literal>group</literal> or <literal>all</literal> access permissions |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
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parents:
diff
changeset
|
996 are specified then <literal>user</literal> permissions may be omitted: |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
997 <example> |
0dcf07c393b6
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
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|
998 fastcgi_store_access group:rw all:r; |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
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|
999 </example> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
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diff
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|
1000 </para> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1001 |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
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parents:
diff
changeset
|
1002 </directive> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
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parents:
diff
changeset
|
1003 |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
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parents:
diff
changeset
|
1004 |
411
f8248d0e3c8f
Documented the following directives: fastcgi_busy_buffers_size,
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364
diff
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|
1005 <directive name="fastcgi_temp_file_write_size"> |
f8248d0e3c8f
Documented the following directives: fastcgi_busy_buffers_size,
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parents:
364
diff
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|
1006 <syntax><value>size</value></syntax> |
f8248d0e3c8f
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364
diff
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|
1007 <default>8k|16k</default> |
f8248d0e3c8f
Documented the following directives: fastcgi_busy_buffers_size,
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parents:
364
diff
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|
1008 <context>http</context> |
f8248d0e3c8f
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parents:
364
diff
changeset
|
1009 <context>server</context> |
f8248d0e3c8f
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parents:
364
diff
changeset
|
1010 <context>location</context> |
f8248d0e3c8f
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Ruslan Ermilov <ru@nginx.com>
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364
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|
1011 |
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Ruslan Ermilov <ru@nginx.com>
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|
1012 <para> |
f8248d0e3c8f
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364
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|
1013 Limits the <value>size</value> of data written to a temporary file |
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Documented the following directives: fastcgi_busy_buffers_size,
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diff
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|
1014 at a time, when buffering of responses from the FastCGI server |
f8248d0e3c8f
Documented the following directives: fastcgi_busy_buffers_size,
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364
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|
1015 to temporary files is enabled. |
f8248d0e3c8f
Documented the following directives: fastcgi_busy_buffers_size,
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364
diff
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|
1016 By default, <value>size</value> is limited by two buffers set by the |
f8248d0e3c8f
Documented the following directives: fastcgi_busy_buffers_size,
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parents:
364
diff
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|
1017 <link id="fastcgi_buffer_size"/> and <link id="fastcgi_buffers"/> directives. |
f8248d0e3c8f
Documented the following directives: fastcgi_busy_buffers_size,
Ruslan Ermilov <ru@nginx.com>
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364
diff
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|
1018 The maximum size of a temporary file is set by the |
f8248d0e3c8f
Documented the following directives: fastcgi_busy_buffers_size,
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364
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|
1019 <link id="fastcgi_max_temp_file_size"/> directive. |
f8248d0e3c8f
Documented the following directives: fastcgi_busy_buffers_size,
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|
1020 </para> |
f8248d0e3c8f
Documented the following directives: fastcgi_busy_buffers_size,
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364
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|
1021 |
f8248d0e3c8f
Documented the following directives: fastcgi_busy_buffers_size,
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364
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|
1022 </directive> |
f8248d0e3c8f
Documented the following directives: fastcgi_busy_buffers_size,
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|
1023 |
f8248d0e3c8f
Documented the following directives: fastcgi_busy_buffers_size,
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|
1024 |
298
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|
1025 <directive name="fastcgi_temp_path"> |
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parents:
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changeset
|
1026 <syntax> |
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parents:
diff
changeset
|
1027 <value>path</value> |
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English translation of the ngx_http_fastcgi_module module documentation.
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parents:
diff
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|
1028 [<value>level1</value> |
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parents:
diff
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|
1029 [<value>level2</value> |
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parents:
diff
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|
1030 [<value>level3</value>]]]</syntax> |
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parents:
diff
changeset
|
1031 <default>fastcgi_temp</default> |
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parents:
diff
changeset
|
1032 <context>http</context> |
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English translation of the ngx_http_fastcgi_module module documentation.
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parents:
diff
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|
1033 <context>server</context> |
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parents:
diff
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|
1034 <context>location</context> |
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English translation of the ngx_http_fastcgi_module module documentation.
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parents:
diff
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|
1035 |
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English translation of the ngx_http_fastcgi_module module documentation.
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parents:
diff
changeset
|
1036 <para> |
0dcf07c393b6
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parents:
diff
changeset
|
1037 Defines a directory for storing temporary files |
411
f8248d0e3c8f
Documented the following directives: fastcgi_busy_buffers_size,
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diff
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|
1038 with data received from FastCGI servers. |
298
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|
1039 Up to three-level subdirectory hierarchy can be used underneath the specified |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
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parents:
diff
changeset
|
1040 directory. |
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parents:
diff
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|
1041 For example, in the following configuration |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1042 <example> |
0dcf07c393b6
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parents:
diff
changeset
|
1043 fastcgi_temp_path /spool/nginx/fastcgi_temp 1 2; |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
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parents:
diff
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|
1044 </example> |
0dcf07c393b6
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1045 a temporary file might look like this: |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1046 <example> |
0dcf07c393b6
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
1047 /spool/nginx/fastcgi_temp/<emphasis>7</emphasis>/<emphasis>45</emphasis>/00000123<emphasis>457</emphasis> |
0dcf07c393b6
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1048 </example> |
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1049 </para> |
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1050 |
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1051 </directive> |
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1052 |
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1053 </section> |
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1054 |
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1055 |
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1056 <section id="parameters" name="Parameters Passed to a FastCGI Server"> |
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1057 |
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1058 <para> |
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1059 HTTP request header fields are passed to the FastCGI server as parameters. |
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1060 In applications and scripts running as FastCGI servers, |
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English translation of the ngx_http_fastcgi_module module documentation.
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1061 these parameters are usually made available as environment variables. |
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1062 For example, the <header>User-Agent</header> header field is passed as the |
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1063 <literal>HTTP_USER_AGENT</literal> parameter. |
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1064 In addition to HTTP request header fields it is possible to pass arbitrary |
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1065 parameters using the <link id="fastcgi_param"/> directive. |
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1066 </para> |
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1067 |
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1068 </section> |
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1069 |
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1070 |
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1071 <section id="variables" name="Embedded Variables"> |
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1072 |
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1073 <para> |
364 | 1074 The <literal>ngx_http_fastcgi_module</literal> module supports embedded |
1075 variables that can be used to set parameters using the | |
298
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1076 <link id="fastcgi_param"/> directive: |
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1077 <list type="tag"> |
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1078 |
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1079 <tag-name><var>$fastcgi_script_name</var></tag-name> |
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1080 <tag-desc> |
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1081 request URI or, if a URI ends with a slash, request URI with an index file |
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1082 name configured by the <link id="fastcgi_index"/> directive appended to it. |
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1083 This variable can be used to set the |
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1084 <literal>SCRIPT_FILENAME</literal> and <literal>PATH_TRANSLATED</literal> |
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1085 parameters that determine the script name in PHP. |
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1086 For example, for the “<literal>/info/</literal>” request with the |
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1087 following directives |
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1088 <example> |
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1089 fastcgi_index index.php; |
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1090 fastcgi_param SCRIPT_FILENAME /home/www/scripts/php$fastcgi_script_name; |
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1091 </example> |
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1092 the <literal>SCRIPT_FILENAME</literal> parameter will be equal to |
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1093 “<literal>/home/www/scripts/php/info/index.php</literal>”. |
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1094 |
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1095 <para> |
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1096 When using the <link id="fastcgi_split_path_info"/> directive, |
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1097 the <var>$fastcgi_script_name</var> variable equals to the value of |
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1098 the first capture set by the directive. |
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1099 </para> |
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1100 </tag-desc> |
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1101 |
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1102 <tag-name><var>$fastcgi_path_info</var></tag-name> |
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1103 <tag-desc>the value of the second capture set by the |
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1104 <link id="fastcgi_split_path_info"/> directive. |
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1105 This variable can be used to set the |
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1106 <literal>PATH_INFO</literal> parameter. |
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1107 </tag-desc> |
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1108 |
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1109 </list> |
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1110 </para> |
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1111 |
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1112 </section> |
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1113 |
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1114 </module> |