Mercurial > hg > nginx-site
annotate xml/en/docs/http/ngx_http_fastcgi_module.xml @ 298:0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
author | Ruslan Ermilov <ru@nginx.com> |
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date | Thu, 29 Dec 2011 07:56:40 +0000 |
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children | df728215db07 |
rev | line source |
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298
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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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English translation of the ngx_http_fastcgi_module module documentation.
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2 |
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English translation of the ngx_http_fastcgi_module module documentation.
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3 <!DOCTYPE module SYSTEM "../../../../dtd/module.dtd"> |
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English translation of the ngx_http_fastcgi_module module documentation.
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4 |
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English translation of the ngx_http_fastcgi_module module documentation.
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5 <module name="Module ngx_http_fastcgi_module" |
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English translation of the ngx_http_fastcgi_module module documentation.
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6 link="/en/docs/http/ngx_http_fastcgi_module.html" |
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English translation of the ngx_http_fastcgi_module module documentation.
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7 lang="en"> |
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English translation of the ngx_http_fastcgi_module module documentation.
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8 |
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English translation of the ngx_http_fastcgi_module module documentation.
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9 <section id="summary"> |
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English translation of the ngx_http_fastcgi_module module documentation.
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10 |
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English translation of the ngx_http_fastcgi_module module documentation.
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11 <para> |
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English translation of the ngx_http_fastcgi_module module documentation.
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12 The <literal>ngx_http_fastcgi_module</literal> module allows to pass |
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English translation of the ngx_http_fastcgi_module module documentation.
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13 requests to a FastCGI server. |
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14 </para> |
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15 |
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English translation of the ngx_http_fastcgi_module module documentation.
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16 </section> |
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English translation of the ngx_http_fastcgi_module module documentation.
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17 |
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English translation of the ngx_http_fastcgi_module module documentation.
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18 |
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English translation of the ngx_http_fastcgi_module module documentation.
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19 <section id="example" name="Example Configuration"> |
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20 |
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21 <para> |
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22 <example> |
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23 location / { |
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24 fastcgi_pass localhost:9000; |
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25 fastcgi_index index.php; |
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26 |
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27 fastcgi_param SCRIPT_FILENAME /home/www/scripts/php$fastcgi_script_name; |
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28 fastcgi_param QUERY_STRING $query_string; |
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29 fastcgi_param REQUEST_METHOD $request_method; |
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30 fastcgi_param CONTENT_TYPE $content_type; |
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31 fastcgi_param CONTENT_LENGTH $content_length; |
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32 } |
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33 </example> |
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34 </para> |
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35 |
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36 </section> |
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37 |
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English translation of the ngx_http_fastcgi_module module documentation.
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38 |
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39 <section id="directives" name="Directives"> |
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40 |
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41 <directive name="fastcgi_buffer_size"> |
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42 <syntax><value>size</value></syntax> |
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English translation of the ngx_http_fastcgi_module module documentation.
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43 <default>4k|8k</default> |
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44 <context>http</context> |
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45 <context>server</context> |
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46 <context>location</context> |
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47 |
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48 <para> |
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49 Sets <value>size</value> of the buffer used for reading the first part |
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50 of a response received from the FastCGI server. |
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51 This part usually contains a small response header. |
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52 By default, the buffer size is equal to the size of one |
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53 buffer set by the <link id="fastcgi_buffers"/> directive. |
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54 It can be made smaller however. |
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55 </para> |
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56 |
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57 </directive> |
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58 |
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59 |
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60 <directive name="fastcgi_buffers"> |
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61 <syntax><value>number</value> <value>size</value></syntax> |
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62 <default>8 4k|8k</default> |
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63 <context>http</context> |
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64 <context>server</context> |
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65 <context>location</context> |
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66 |
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67 <para> |
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68 Sets the <value>number</value> and <value>size</value> of |
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69 buffers used for reading a response from the FastCGI server, |
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70 for a single connection. |
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71 By default, the buffer size is equal to one memory page. |
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72 This is either 4K or 8K, depending on a platform. |
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73 </para> |
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74 |
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75 </directive> |
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76 |
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77 |
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78 <directive name="fastcgi_cache"> |
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79 <syntax><value>zone</value> | <literal>off</literal></syntax> |
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80 <default>off</default> |
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81 <context>http</context> |
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82 <context>server</context> |
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83 <context>location</context> |
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84 |
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85 <para> |
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86 Defines a zone used for caching. |
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87 The same zone can be used in several places. |
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88 The <literal>off</literal> parameter disables caching inherited |
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89 from the previous configuration level. |
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90 </para> |
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91 |
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92 </directive> |
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93 |
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94 |
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95 <directive name="fastcgi_cache_bypass"> |
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96 <syntax><value>string</value> ...</syntax> |
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97 <default/> |
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98 <context>http</context> |
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99 <context>server</context> |
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100 <context>location</context> |
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101 |
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102 <para> |
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103 Defines conditions under which the response will not be taken from a cache. |
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104 If at least one value of the string parameters is not empty and is not |
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105 equal to “0” then the response will not be taken from the cache: |
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106 <example> |
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107 fastcgi_cache_bypass $cookie_nocache $arg_nocache$arg_comment; |
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108 fastcgi_cache_bypass $http_pragma $http_authorization; |
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109 </example> |
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110 Can be used along with the <link id="fastcgi_no_cache"/> directive. |
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111 </para> |
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112 |
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113 </directive> |
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114 |
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115 |
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116 <directive name="fastcgi_cache_key"> |
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117 <syntax><value>string</value></syntax> |
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118 <default/> |
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119 <context>http</context> |
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120 <context>server</context> |
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121 <context>location</context> |
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122 |
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123 <para> |
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124 Defines a key for caching, for example |
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125 <example> |
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126 fastcgi_cache_key localhost:9000$request_uri; |
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127 </example> |
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128 </para> |
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129 |
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130 </directive> |
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131 |
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132 |
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133 <directive name="fastcgi_cache_min_uses"> |
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134 <syntax><value>number</value></syntax> |
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135 <default>1</default> |
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136 <context>http</context> |
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137 <context>server</context> |
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138 <context>location</context> |
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139 |
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140 <para> |
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141 Sets the <value>number</value> of requests after which the response |
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142 will be cached. |
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143 </para> |
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144 |
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145 </directive> |
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146 |
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147 |
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148 <directive name="fastcgi_cache_path"> |
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149 <syntax> |
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150 <value>path</value> |
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151 [<literal>levels</literal>=<value>levels</value>] |
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152 <literal>keys_zone</literal>=<value>name</value>:<value>size</value> |
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153 [<literal>inactive</literal>=<value>time</value>] |
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154 [<literal>max_size</literal>=<value>size</value>]</syntax> |
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155 <default/> |
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156 <context>http</context> |
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157 |
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158 <para> |
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159 Sets path and other parameters of a cache. |
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160 Cache data are stored in files. |
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161 Both the key and file name in a cache are a result of |
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162 applying the MD5 function to the proxied URL. |
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163 |
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164 The <literal>levels</literal> parameter defines hierarchy levels of a cache. |
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165 For example, in the following configuration |
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166 <example> |
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167 fastcgi_cache_path /data/nginx/cache levels=1:2 keys_zone=one:10m; |
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168 </example> |
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169 file names in a cache will look like this: |
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170 <example> |
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171 /data/nginx/cache/<emphasis>c</emphasis>/<emphasis>29</emphasis>/b7f54b2df7773722d382f4809d650<emphasis>29c</emphasis> |
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172 </example> |
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173 </para> |
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174 |
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175 <para> |
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176 A cached response is first written to a temporary file, then a file is renamed. |
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177 Starting from version 0.8.9 temporary files and the cache can be put on |
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178 different file systems but be aware that in this case a file is copied |
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179 across two file systems instead of the cheap rename operation. |
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180 It is thus recommended that for any given location both cache and a directory |
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181 holding temporary files set by the <link id="fastcgi_temp_path"/> directive |
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182 are put on the same file system. |
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183 </para> |
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184 |
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185 <para> |
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186 In addition, all active keys and information about data are stored |
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187 in a shared memory zone, whose <value>name</value> and <value>size</value> |
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188 are configured by the <literal>keys_zone</literal> parameter. |
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189 Cached data that are not accessed during the time specified by the |
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190 <literal>inactive</literal> parameter get removed from the cache |
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191 regardless of their freshness. |
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192 By default, <literal>inactive</literal> is set to 10 minutes. |
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193 </para> |
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194 |
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195 <para> |
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196 The special process “cache manager” monitors the maximum cache size set |
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197 by the <literal>max_size</literal> parameter; |
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198 when this size is exceeded it removes the least recently used data. |
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199 </para> |
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200 |
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201 </directive> |
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202 |
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203 |
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204 <directive name="fastcgi_cache_use_stale"> |
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205 <syntax> |
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206 <literal>error</literal> | |
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207 <literal>timeout</literal> | |
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208 <literal>invalid_header</literal> | |
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209 <literal>updating</literal> | |
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210 <literal>http_500</literal> | |
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211 <literal>http_503</literal> | |
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212 <literal>http_404</literal> | |
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213 <literal>off</literal> |
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214 ...</syntax> |
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215 <default>off</default> |
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216 <context>http</context> |
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217 <context>server</context> |
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218 <context>location</context> |
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219 |
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220 <para> |
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221 If an error occurs while working with the FastCGI server it is possible |
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222 to use a stale cached response. |
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223 This directives determines in which cases it is permitted. |
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224 The directive’s parameters match those of the |
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225 <link id="fastcgi_next_upstream"/> directive. |
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226 Additionally, the <literal>updating</literal> parameter permits |
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227 to use a stale cached response if it is currently being updated. |
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228 </para> |
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229 |
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230 </directive> |
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231 |
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232 |
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233 <directive name="fastcgi_cache_valid"> |
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234 <syntax>[<value>code</value> ...] <value>time</value></syntax> |
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235 <default/> |
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236 <context>http</context> |
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237 <context>server</context> |
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238 <context>location</context> |
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239 |
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240 <para> |
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241 Sets caching time for different response codes. |
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242 For example, the following directives |
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243 <example> |
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244 fastcgi_cache_valid 200 302 10m; |
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245 fastcgi_cache_valid 404 1m; |
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246 </example> |
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247 set 10 minutes of caching for responses with codes 200 and 302, |
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248 and 1 minute for responses with code 404. |
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249 </para> |
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250 |
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251 <para> |
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252 If only caching <value>time</value> is specified |
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253 <example> |
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254 fastcgi_cache_valid 5m; |
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255 </example> |
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256 then only 200, 301, and 302 responses are cached. |
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257 </para> |
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258 |
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259 <para> |
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260 In addition, it can be specified to cache any responses using the |
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261 <literal>any</literal> parameter: |
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262 <example> |
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263 fastcgi_cache_valid 200 302 10m; |
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264 fastcgi_cache_valid 301 1h; |
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265 fastcgi_cache_valid any 1m; |
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266 </example> |
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267 </para> |
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268 |
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269 </directive> |
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270 |
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271 |
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272 <directive name="fastcgi_connect_timeout"> |
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273 <syntax><value>time</value></syntax> |
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274 <default>60s</default> |
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275 <context>http</context> |
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276 <context>server</context> |
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277 <context>location</context> |
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278 |
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279 <para> |
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280 Defines a timeout for establishing a connection with the FastCGI server. |
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281 It should be noted that this timeout cannot usually exceed 75 seconds. |
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282 </para> |
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283 |
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284 </directive> |
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285 |
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286 |
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287 <directive name="fastcgi_hide_header"> |
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288 <syntax><value>field</value></syntax> |
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289 <default/> |
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290 <context>http</context> |
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291 <context>server</context> |
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292 <context>location</context> |
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293 |
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294 <para> |
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295 By default, |
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296 nginx does not pass the header fields <header>Status</header> and |
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297 <header>X-Accel-...</header> from the response of the FastCGI |
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298 server to a client. |
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299 The <literal>fastcgi_hide_header</literal> directive sets additional fields |
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300 that will not be passed. |
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301 If, on the contrary, the passing of fields needs to be permitted, |
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302 the <link id="fastcgi_pass_header"/> directive can be used. |
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303 </para> |
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304 |
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305 </directive> |
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306 |
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307 |
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308 <directive name="fastcgi_ignore_client_abort"> |
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309 <syntax><literal>on</literal> | <literal>off</literal></syntax> |
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310 <default>off</default> |
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311 <context>http</context> |
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312 <context>server</context> |
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313 <context>location</context> |
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314 |
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315 <para> |
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316 Determines should the connection with the FastCGI server be |
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317 closed if a client closes a connection without waiting |
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318 for a response. |
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319 </para> |
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320 |
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321 </directive> |
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322 |
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323 |
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324 <directive name="fastcgi_ignore_headers"> |
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325 <syntax><value>field</value> ...</syntax> |
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326 <default/> |
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327 <context>http</context> |
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328 <context>server</context> |
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329 <context>location</context> |
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330 |
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331 <para> |
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332 Disables processing of certain response header fields from the FastCGI server. |
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333 The following fields can be ignored: <header>X-Accel-Redirect</header>, |
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334 <header>X-Accel-Expires</header>, <header>X-Accel-Limit-Rate</header> (1.1.6), |
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335 <header>X-Accel-Buffering</header> (1.1.6), |
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336 <header>X-Accel-Charset</header> (1.1.6), <header>Expires</header>, |
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337 <header>Cache-Control</header>, and <header>Set-Cookie</header> (0.8.44). |
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338 </para> |
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339 |
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340 </directive> |
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341 |
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342 |
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343 <directive name="fastcgi_index"> |
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344 <syntax><value>name</value></syntax> |
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345 <default/> |
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346 <context>http</context> |
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347 <context>server</context> |
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348 <context>location</context> |
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349 |
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350 <para> |
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351 Sets a file name that will be appended after a URI that ends with |
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352 a slash, in the value of the <var>$fastcgi_script_name</var> variable. |
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353 For example, with these settings |
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354 <example> |
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355 fastcgi_index index.php; |
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356 fastcgi_param SCRIPT_FILENAME /home/www/scripts/php$fastcgi_script_name; |
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357 </example> |
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358 and the “<literal>/page.php</literal>” request, |
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359 the <literal>SCRIPT_FILENAME</literal> parameter will be equal to |
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360 “<literal>/home/www/scripts/php/page.php</literal>”, |
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361 and with the “<literal>/</literal>” request it will be equal to |
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362 “<literal>/home/www/scripts/php/index.php</literal>”. |
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363 </para> |
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364 |
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365 </directive> |
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366 |
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367 |
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368 <directive name="fastcgi_intercept_errors"> |
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369 <syntax><literal>on</literal> | <literal>off</literal></syntax> |
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370 <default>off</default> |
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371 <context>http</context> |
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372 <context>server</context> |
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373 <context>location</context> |
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374 |
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375 <para> |
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376 Determines whether FastCGI server responses with codes greater than or equal |
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377 to 400 should be passed to a client or be redirected to nginx for processing |
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378 using the <link doc="ngx_http_core_module.xml" id="error_page"/> directive. |
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379 </para> |
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380 |
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381 </directive> |
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382 |
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383 |
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384 <directive name="fastcgi_next_upstream"> |
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385 <syntax> |
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386 <literal>error</literal> | |
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387 <literal>timeout</literal> | |
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388 <literal>invalid_header</literal> | |
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389 <literal>http_500</literal> | |
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390 <literal>http_503</literal> | |
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391 <literal>http_404</literal> | |
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392 <literal>off</literal> |
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393 ...</syntax> |
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394 <default>error timeout</default> |
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395 <context>http</context> |
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396 <context>server</context> |
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397 <context>location</context> |
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398 |
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399 <para> |
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400 Specifies in which cases a request should be passed to the next server: |
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401 <list type="tag"> |
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402 |
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403 <tag-name><literal>error</literal></tag-name> |
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404 <tag-desc>an error occurred while establishing a connection with the |
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405 server, passing it a request, or reading the response header;</tag-desc> |
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406 |
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407 <tag-name><literal>timeout</literal></tag-name> |
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408 <tag-desc>a timeout has occurred while establishing a connection with the |
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409 server, passing it a request, or reading the response header;</tag-desc> |
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410 |
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411 <tag-name><literal>invalid_header</literal></tag-name> |
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412 <tag-desc>a server returned empty or invalid response;</tag-desc> |
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413 |
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414 <tag-name><literal>http_500</literal></tag-name> |
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415 <tag-desc>a server returned a response with the code 500;</tag-desc> |
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416 |
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417 <tag-name><literal>http_503</literal></tag-name> |
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418 <tag-desc>a server returned a response with the code 503;</tag-desc> |
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419 |
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420 <tag-name><literal>http_404</literal></tag-name> |
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421 <tag-desc>a server returned a response with the code 404;</tag-desc> |
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422 |
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423 <tag-name><literal>off</literal></tag-name> |
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424 <tag-desc>disables passing a request to the next server.</tag-desc> |
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425 |
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426 </list> |
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427 </para> |
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428 |
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429 <para> |
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430 It should be understood that passing a request to the next server is |
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431 only possible if a client was not sent anything yet. |
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432 That is, if an error or a timeout occurs in the middle of |
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433 transferring a response, fixing this is impossible. |
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434 </para> |
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435 |
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436 </directive> |
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437 |
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438 |
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439 <directive name="fastcgi_no_cache"> |
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440 <syntax><value>string</value> ...</syntax> |
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441 <default/> |
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442 <context>http</context> |
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443 <context>server</context> |
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444 <context>location</context> |
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445 |
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446 <para> |
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447 Defines conditions under which the response will not be saved to a cache. |
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448 If at least one value of the string parameters is not empty and is not |
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449 equal to “0” then the response will not be saved: |
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450 <example> |
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451 fastcgi_no_cache $cookie_nocache $arg_nocache$arg_comment; |
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452 fastcgi_no_cache $http_pragma $http_authorization; |
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453 </example> |
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454 Can be used along with the <link id="fastcgi_cache_bypass"/> directive. |
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455 </para> |
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456 |
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457 </directive> |
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458 |
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459 |
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460 <directive name="fastcgi_param"> |
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461 <syntax> |
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462 <value>parameter</value> <value>value</value> |
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463 [<literal>if_not_empty</literal>]</syntax> |
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464 <default/> |
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465 <context>http</context> |
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466 <context>server</context> |
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467 <context>location</context> |
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468 |
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469 <para> |
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470 Sets a <value>parameter</value> that should be passed to the FastCGI server. |
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471 A <value>value</value> can contain text, variables, and their combination. |
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472 These directives are inherited from the previous level if and |
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473 only if there are no |
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474 <literal>fastcgi_param</literal> |
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475 directives defined on the current level. |
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476 </para> |
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477 |
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478 <para> |
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479 The following example shows the minimum required settings for PHP: |
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480 <example> |
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481 fastcgi_param SCRIPT_FILENAME /home/www/scripts/php$fastcgi_script_name; |
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482 fastcgi_param QUERY_STRING $query_string; |
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483 </example> |
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484 </para> |
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485 |
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486 <para> |
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487 The <literal>SCRIPT_FILENAME</literal> parameter is used in PHP for |
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488 determining the script name, and the <literal>QUERY_STRING</literal> |
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489 parameter is used to pass request parameters. |
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490 </para> |
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491 |
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492 <para> |
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493 For scripts that process <literal>POST</literal> requests, the |
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494 following three parameters are also required: |
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495 <example> |
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496 fastcgi_param REQUEST_METHOD $request_method; |
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497 fastcgi_param CONTENT_TYPE $content_type; |
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498 fastcgi_param CONTENT_LENGTH $content_length; |
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499 </example> |
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500 </para> |
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501 |
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502 <para> |
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503 If PHP was built with the <literal>--enable-force-cgi-redirect</literal> |
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504 configuration parameter, the <literal>REDIRECT_STATUS</literal> parameter |
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505 should also be passed with the value “200”: |
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506 <example> |
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507 fastcgi_param REDIRECT_STATUS 200; |
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508 </example> |
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509 </para> |
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510 |
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511 <para> |
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512 If a directive is specified with <literal>if_not_empty</literal> (1.1.11) then |
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513 such a parameter will not be passed to the server until its value is not empty: |
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514 <example> |
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515 fastcgi_param HTTPS $https if_not_empty; |
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516 </example> |
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517 </para> |
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518 |
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519 </directive> |
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520 |
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521 |
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522 <directive name="fastcgi_pass"> |
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523 <syntax><value>address</value></syntax> |
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524 <default/> |
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525 <context>location</context> |
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526 <context>if in location</context> |
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527 |
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528 <para> |
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529 Sets an address of the FastCGI server. |
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530 An address can be specified as a domain name or an address, and a port, |
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531 for example, |
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532 <example> |
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533 fastcgi_pass localhost:9000; |
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534 </example> |
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535 or as a UNIX-domain socket path: |
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536 <example> |
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537 fastcgi_pass unix:/tmp/fastcgi.socket; |
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538 </example> |
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539 </para> |
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540 |
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541 <para> |
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542 If a domain name resolves to several addresses, all of them will be |
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543 used in a round-robin fashion. |
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544 In addition, an address can be specified as a |
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545 <link doc="ngx_http_upstream_module.xml">server group</link>. |
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546 </para> |
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547 |
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548 </directive> |
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549 |
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550 |
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551 <directive name="fastcgi_pass_header"> |
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552 <syntax><value>field</value></syntax> |
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553 <default/> |
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554 <context>http</context> |
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555 <context>server</context> |
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556 <context>location</context> |
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557 |
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558 <para> |
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559 Permits to pass <link id="fastcgi_hide_header">otherwise disabled</link> header |
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560 fields from the FastCGI server to a client. |
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561 </para> |
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562 |
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563 </directive> |
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564 |
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565 |
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566 <directive name="fastcgi_read_timeout"> |
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567 <syntax><value>time</value></syntax> |
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568 <default>60s</default> |
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569 <context>http</context> |
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570 <context>server</context> |
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571 <context>location</context> |
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572 |
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573 <para> |
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574 Defines a timeout for reading a response from the FastCGI server. |
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575 A timeout is only set between two successive read operations, |
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576 not for the transmission of the whole response. |
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577 If a FastCGI server does not transmit anything within this time, |
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578 a connection is closed. |
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579 </para> |
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580 |
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581 </directive> |
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582 |
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583 |
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584 <directive name="fastcgi_send_timeout"> |
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585 <syntax><value>time</value></syntax> |
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586 <default>60s</default> |
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587 <context>http</context> |
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588 <context>server</context> |
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589 <context>location</context> |
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590 |
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591 <para> |
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592 Sets a timeout for transmitting a request to the FastCGI server. |
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593 A timeout is only set between two successive write operations, |
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594 not for the transmission of the whole request. |
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595 If a FastCGI server does not receive anything within this time, |
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596 a connection is closed. |
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597 </para> |
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598 |
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599 </directive> |
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600 |
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601 |
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602 <directive name="fastcgi_split_path_info"> |
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603 <syntax><value>regex</value></syntax> |
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604 <default/> |
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605 <context>location</context> |
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606 |
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607 <para> |
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608 Defines a regular expression that captures a value for the |
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609 <var>$fastcgi_path_info</var> variable. |
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610 A regular expression should have two captures, the first becomes |
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611 a value of the <var>$fastcgi_script_name</var> variable, the second |
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612 becomes a value of the <var>$fastcgi_path_info</var> variable. |
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613 For example, with these settings |
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614 <example> |
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615 location ~ ^(.+\.php)(.*)$ { |
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616 fastcgi_split_path_info ^(.+\.php)(.*)$; |
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617 fastcgi_param SCRIPT_FILENAME /path/to/php$fastcgi_script_name; |
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618 fastcgi_param PATH_INFO $fastcgi_path_info; |
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619 </example> |
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620 and the “<literal>/show.php/article/0001</literal>” request, |
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621 the <literal>SCRIPT_FILENAME</literal> parameter will be equal to |
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622 “<literal>/path/to/php/show.php</literal>”, and the |
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623 <literal>PATH_INFO</literal> parameter will be equal to |
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624 “<literal>/article/0001</literal>”. |
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625 </para> |
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626 |
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627 </directive> |
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628 |
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629 |
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630 <directive name="fastcgi_store"> |
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631 <syntax> |
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632 <literal>on</literal> | |
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633 <literal>off</literal> | |
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634 <value>string</value></syntax> |
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635 <default>off</default> |
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636 <context>http</context> |
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637 <context>server</context> |
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638 <context>location</context> |
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639 |
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640 <para> |
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641 Enables saving of files to a disk. |
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642 The <literal>on</literal> parameter saves files with paths |
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643 corresponding to the directives |
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644 <link doc="ngx_http_core_module.xml" id="alias"/> or |
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645 <link doc="ngx_http_core_module.xml" id="root"/>. |
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646 The <literal>off</literal> parameter disables saving of files. |
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647 In addition, the file name can be set explicitly using the |
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648 <value>string</value> with variables: |
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649 <example> |
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650 fastcgi_store /data/www$original_uri; |
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651 </example> |
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652 </para> |
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653 |
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654 <para> |
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655 The modification time of files is set according to the received |
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656 <header>Last-Modified</header> response header field. |
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657 A response is first written to a temporary file, then a file is renamed. |
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658 Starting from version 0.8.9 temporary files and the persistent store |
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659 can be put on different file systems but be aware that in this case |
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660 a file is copied across two file systems instead of the cheap rename operation. |
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661 It is thus recommended that for any given location both saved files and a |
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662 directory holding temporary files set by the <link id="fastcgi_temp_path"/> |
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663 directive are put on the same file system. |
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664 </para> |
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665 |
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666 <para> |
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667 This directive can be used to create local copies of static unchangeable |
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668 files, e.g.: |
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669 <example> |
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670 location /images/ { |
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671 root /data/www; |
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672 open_file_cache_errors off; |
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673 error_page 404 = /fetch$uri; |
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674 } |
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675 |
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676 location /fetch/ { |
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677 internal; |
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678 |
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679 fastcgi_pass backend:9000; |
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680 ... |
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681 |
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682 fastcgi_store on; |
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683 fastcgi_store_access user:rw group:rw all:r; |
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684 fastcgi_temp_path /data/temp; |
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685 |
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686 alias /data/www/; |
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687 } |
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688 </example> |
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689 </para> |
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690 |
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691 </directive> |
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692 |
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693 |
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694 <directive name="fastcgi_store_access"> |
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695 <syntax><value>users</value>:<value>permissions</value> ...</syntax> |
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696 <default>user:rw</default> |
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697 <context>http</context> |
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698 <context>server</context> |
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699 <context>location</context> |
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700 |
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701 <para> |
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702 Sets access permissions for newly created files and directories, e.g.: |
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703 <example> |
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704 fastcgi_store_access user:rw group:rw all:r; |
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705 </example> |
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706 </para> |
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|
707 |
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|
708 <para> |
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|
709 If any <literal>group</literal> or <literal>all</literal> access permissions |
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710 are specified then <literal>user</literal> permissions may be omitted: |
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Ruslan Ermilov <ru@nginx.com>
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711 <example> |
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712 fastcgi_store_access group:rw all:r; |
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713 </example> |
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714 </para> |
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715 |
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|
716 </directive> |
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|
717 |
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|
718 |
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719 <directive name="fastcgi_temp_path"> |
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720 <syntax> |
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721 <value>path</value> |
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722 [<value>level1</value> |
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723 [<value>level2</value> |
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724 [<value>level3</value>]]]</syntax> |
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725 <default>fastcgi_temp</default> |
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726 <context>http</context> |
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727 <context>server</context> |
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728 <context>location</context> |
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|
729 |
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730 <para> |
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731 Defines a directory for storing temporary files |
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732 received from another server. |
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733 Up to three-level subdirectory hierarchy can be used underneath the specified |
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734 directory. |
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English translation of the ngx_http_fastcgi_module module documentation.
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735 For example, in the following configuration |
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|
736 <example> |
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737 fastcgi_temp_path /spool/nginx/fastcgi_temp 1 2; |
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738 </example> |
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739 a temporary file might look like this: |
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English translation of the ngx_http_fastcgi_module module documentation.
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740 <example> |
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741 /spool/nginx/fastcgi_temp/<emphasis>7</emphasis>/<emphasis>45</emphasis>/00000123<emphasis>457</emphasis> |
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742 </example> |
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743 </para> |
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744 |
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745 </directive> |
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|
746 |
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|
747 </section> |
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|
748 |
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|
749 |
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|
750 <section id="parameters" name="Parameters Passed to a FastCGI Server"> |
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|
751 |
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|
752 <para> |
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753 HTTP request header fields are passed to the FastCGI server as parameters. |
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754 In applications and scripts running as FastCGI servers, |
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755 these parameters are usually made available as environment variables. |
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|
756 For example, the <header>User-Agent</header> header field is passed as the |
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|
757 <literal>HTTP_USER_AGENT</literal> parameter. |
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758 In addition to HTTP request header fields it is possible to pass arbitrary |
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759 parameters using the <link id="fastcgi_param"/> directive. |
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760 </para> |
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|
761 |
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|
762 </section> |
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|
763 |
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|
764 |
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|
765 <section id="variables" name="Embedded Variables"> |
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|
766 |
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|
767 <para> |
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768 The <literal>ngx_http_fastcgi_module</literal> module supports embedded variables |
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diff
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|
769 that can be used to set parameters using the |
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|
770 <link id="fastcgi_param"/> directive: |
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771 <list type="tag"> |
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|
772 |
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|
773 <tag-name><var>$fastcgi_script_name</var></tag-name> |
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774 <tag-desc> |
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775 request URI or, if a URI ends with a slash, request URI with an index file |
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776 name configured by the <link id="fastcgi_index"/> directive appended to it. |
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|
777 This variable can be used to set the |
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778 <literal>SCRIPT_FILENAME</literal> and <literal>PATH_TRANSLATED</literal> |
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779 parameters that determine the script name in PHP. |
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780 For example, for the “<literal>/info/</literal>” request with the |
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781 following directives |
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|
782 <example> |
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783 fastcgi_index index.php; |
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784 fastcgi_param SCRIPT_FILENAME /home/www/scripts/php$fastcgi_script_name; |
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|
785 </example> |
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|
786 the <literal>SCRIPT_FILENAME</literal> parameter will be equal to |
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787 “<literal>/home/www/scripts/php/info/index.php</literal>”. |
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|
788 |
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789 <para> |
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|
790 When using the <link id="fastcgi_split_path_info"/> directive, |
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791 the <var>$fastcgi_script_name</var> variable equals to the value of |
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parents:
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|
792 the first capture set by the directive. |
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|
793 </para> |
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794 </tag-desc> |
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|
795 |
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|
796 <tag-name><var>$fastcgi_path_info</var></tag-name> |
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|
797 <tag-desc>the value of the second capture set by the |
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parents:
diff
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|
798 <link id="fastcgi_split_path_info"/> directive. |
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diff
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|
799 This variable can be used to set the |
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|
800 <literal>PATH_INFO</literal> parameter. |
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|
801 </tag-desc> |
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|
802 |
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|
803 </list> |
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|
804 </para> |
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|
805 |
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|
806 </section> |
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|
807 |
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|
808 </module> |