Mercurial > hg > nginx-site
annotate xml/en/docs/http/ngx_http_fastcgi_module.xml @ 506:657848837328
Documented how nginx processes proxied server's response header fields
(X-Accel-*, Expires, Cache-Control, Set-Cookie) that can be ignored.
author | Ruslan Ermilov <ru@nginx.com> |
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date | Tue, 24 Apr 2012 07:32:41 +0000 |
parents | 837bcf62b628 |
children | 5e332fafd228 |
rev | line source |
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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 <!DOCTYPE module SYSTEM "../../../../dtd/module.dtd"> |
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4 |
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5 <module name="Module ngx_http_fastcgi_module" |
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6 link="/en/docs/http/ngx_http_fastcgi_module.html" |
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7 lang="en"> |
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8 |
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9 <section id="summary"> |
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10 |
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11 <para> |
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12 The <literal>ngx_http_fastcgi_module</literal> module allows to pass |
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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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16 </section> |
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17 |
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18 |
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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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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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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_busy_buffers_size"> |
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79 <syntax><value>size</value></syntax> |
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80 <default>8k|16k</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 Limits the total <value>size</value> of buffers that |
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87 can be busy sending a response to the client while the response is not |
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88 yet fully read. |
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89 In the mean time, the rest of the buffers can be used for reading a response |
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90 and, if needed, buffering part of a response to a temporary file. |
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91 By default, <value>size</value> is limited by two buffers set by the |
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92 <link id="fastcgi_buffer_size"/> and <link id="fastcgi_buffers"/> directives. |
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93 </para> |
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94 |
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95 </directive> |
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96 |
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97 |
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98 <directive name="fastcgi_cache"> |
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99 <syntax><value>zone</value> | <literal>off</literal></syntax> |
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100 <default>off</default> |
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101 <context>http</context> |
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102 <context>server</context> |
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103 <context>location</context> |
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104 |
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105 <para> |
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106 Defines a zone used for caching. |
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107 The same zone can be used in several places. |
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108 The <literal>off</literal> parameter disables caching inherited |
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109 from the previous configuration level. |
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110 </para> |
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111 |
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112 </directive> |
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113 |
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114 |
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115 <directive name="fastcgi_cache_bypass"> |
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116 <syntax><value>string</value> ...</syntax> |
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117 <default/> |
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118 <context>http</context> |
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119 <context>server</context> |
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120 <context>location</context> |
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121 |
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122 <para> |
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123 Defines conditions under which the response will not be taken from a cache. |
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124 If at least one value of the string parameters is not empty and is not |
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125 equal to “0” then the response will not be taken from the cache: |
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126 <example> |
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127 fastcgi_cache_bypass $cookie_nocache $arg_nocache$arg_comment; |
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128 fastcgi_cache_bypass $http_pragma $http_authorization; |
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129 </example> |
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130 Can be used along with the <link id="fastcgi_no_cache"/> directive. |
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131 </para> |
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132 |
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133 </directive> |
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134 |
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135 |
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136 <directive name="fastcgi_cache_key"> |
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137 <syntax><value>string</value></syntax> |
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138 <default/> |
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139 <context>http</context> |
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140 <context>server</context> |
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141 <context>location</context> |
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142 |
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143 <para> |
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144 Defines a key for caching, for example |
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145 <example> |
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146 fastcgi_cache_key localhost:9000$request_uri; |
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147 </example> |
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148 </para> |
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149 |
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150 </directive> |
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151 |
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152 |
302
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153 <directive name="fastcgi_cache_lock"> |
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154 <syntax><literal>on</literal> | <literal>off</literal></syntax> |
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155 <default>off</default> |
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156 <context>http</context> |
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157 <context>server</context> |
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158 <context>location</context> |
310
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159 <appeared-in>1.1.12</appeared-in> |
302
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160 |
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161 <para> |
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162 When enabled, only one request at a time will be allowed to populate |
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163 a new cache element identified according to the <link id="fastcgi_cache_key"/> |
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164 directive by passing a request to a FastCGI server. |
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165 Other requests of the same cache element will either wait |
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166 for a response to appear in the cache, or the cache lock for |
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167 this element to be released, up to the time set by the |
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168 <link id="fastcgi_cache_lock_timeout"/> directive. |
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169 </para> |
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170 |
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171 </directive> |
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172 |
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173 |
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174 <directive name="fastcgi_cache_lock_timeout"> |
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175 <syntax><value>time</value></syntax> |
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176 <default>5s</default> |
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177 <context>http</context> |
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178 <context>server</context> |
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179 <context>location</context> |
310
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180 <appeared-in>1.1.12</appeared-in> |
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181 |
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182 <para> |
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183 Sets a timeout for <link id="fastcgi_cache_lock"/>. |
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184 </para> |
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185 |
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186 </directive> |
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187 |
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188 |
298
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189 <directive name="fastcgi_cache_min_uses"> |
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190 <syntax><value>number</value></syntax> |
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191 <default>1</default> |
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192 <context>http</context> |
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193 <context>server</context> |
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194 <context>location</context> |
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195 |
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196 <para> |
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197 Sets the <value>number</value> of requests after which the response |
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198 will be cached. |
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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_path"> |
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205 <syntax> |
364 | 206 <value>path</value> |
207 [<literal>levels</literal>=<value>levels</value>] | |
208 <literal>keys_zone</literal>=<value>name</value>:<value>size</value> | |
209 [<literal>inactive</literal>=<value>time</value>] | |
210 [<literal>max_size</literal>=<value>size</value>]</syntax> | |
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211 <default/> |
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212 <context>http</context> |
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213 |
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214 <para> |
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215 Sets path and other parameters of a cache. |
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216 Cache data are stored in files. |
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217 Both the key and file name in a cache are a result of |
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218 applying the MD5 function to the proxied URL. |
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219 |
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220 The <literal>levels</literal> parameter defines hierarchy levels of a cache. |
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221 For example, in the following configuration |
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222 <example> |
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223 fastcgi_cache_path /data/nginx/cache levels=1:2 keys_zone=one:10m; |
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224 </example> |
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225 file names in a cache will look like this: |
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226 <example> |
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227 /data/nginx/cache/<emphasis>c</emphasis>/<emphasis>29</emphasis>/b7f54b2df7773722d382f4809d650<emphasis>29c</emphasis> |
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228 </example> |
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229 </para> |
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230 |
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231 <para> |
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232 A cached response is first written to a temporary file, then a file is renamed. |
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233 Starting from version 0.8.9 temporary files and the cache can be put on |
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234 different file systems but be aware that in this case a file is copied |
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235 across two file systems instead of the cheap rename operation. |
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236 It is thus recommended that for any given location both cache and a directory |
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237 holding temporary files set by the <link id="fastcgi_temp_path"/> directive |
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238 are put on the same file system. |
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239 </para> |
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240 |
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241 <para> |
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242 In addition, all active keys and information about data are stored |
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243 in a shared memory zone, whose <value>name</value> and <value>size</value> |
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244 are configured by the <literal>keys_zone</literal> parameter. |
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245 Cached data that are not accessed during the time specified by the |
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246 <literal>inactive</literal> parameter get removed from the cache |
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247 regardless of their freshness. |
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248 By default, <literal>inactive</literal> is set to 10 minutes. |
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249 </para> |
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250 |
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251 <para> |
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252 The special process “cache manager” monitors the maximum cache size set |
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253 by the <literal>max_size</literal> parameter; |
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254 when this size is exceeded it removes the least recently used data. |
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255 </para> |
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256 |
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257 </directive> |
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258 |
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259 |
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260 <directive name="fastcgi_cache_use_stale"> |
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261 <syntax> |
364 | 262 <literal>error</literal> | |
263 <literal>timeout</literal> | | |
264 <literal>invalid_header</literal> | | |
265 <literal>updating</literal> | | |
266 <literal>http_500</literal> | | |
267 <literal>http_503</literal> | | |
268 <literal>http_404</literal> | | |
269 <literal>off</literal> | |
270 ...</syntax> | |
298
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271 <default>off</default> |
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272 <context>http</context> |
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273 <context>server</context> |
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274 <context>location</context> |
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275 |
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276 <para> |
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277 If an error occurs while working with the FastCGI server it is possible |
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278 to use a stale cached response. |
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279 This directives determines in which cases it is permitted. |
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280 The directive’s parameters match those of the |
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281 <link id="fastcgi_next_upstream"/> directive. |
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282 </para> |
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283 |
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284 <para> |
298
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285 Additionally, the <literal>updating</literal> parameter permits |
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286 to use a stale cached response if it is currently being updated. |
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287 This allows to minimize the number of accesses to FastCGI servers |
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288 when updating cached data. |
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289 </para> |
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290 |
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291 <para> |
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292 To minimize the number of accesses to FastCGI servers when |
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293 populating a new cache element, the <link id="fastcgi_cache_lock"/> |
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294 directive can be used. |
298
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295 </para> |
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296 |
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297 </directive> |
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298 |
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299 |
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300 <directive name="fastcgi_cache_valid"> |
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301 <syntax>[<value>code</value> ...] <value>time</value></syntax> |
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302 <default/> |
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303 <context>http</context> |
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304 <context>server</context> |
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305 <context>location</context> |
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306 |
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307 <para> |
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308 Sets caching time for different response codes. |
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309 For example, the following directives |
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310 <example> |
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311 fastcgi_cache_valid 200 302 10m; |
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312 fastcgi_cache_valid 404 1m; |
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313 </example> |
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314 set 10 minutes of caching for responses with codes 200 and 302, |
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315 and 1 minute for responses with code 404. |
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316 </para> |
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317 |
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318 <para> |
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319 If only caching <value>time</value> is specified |
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320 <example> |
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321 fastcgi_cache_valid 5m; |
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322 </example> |
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323 then only 200, 301, and 302 responses are cached. |
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324 </para> |
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325 |
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326 <para> |
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327 In addition, it can be specified to cache any responses using the |
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328 <literal>any</literal> parameter: |
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329 <example> |
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330 fastcgi_cache_valid 200 302 10m; |
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331 fastcgi_cache_valid 301 1h; |
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332 fastcgi_cache_valid any 1m; |
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333 </example> |
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334 </para> |
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335 |
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336 <para> |
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337 Parameters of caching can also be set directly |
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338 in the response header. |
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339 This has a higher precedence than setting of caching time using the directive. |
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340 The <header>X-Accel-Expires</header> header field sets caching time of a |
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341 response in seconds. |
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342 The value 0 disables to cache a response. |
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343 If a value starts with the prefix <literal>@</literal>, it sets an absolute |
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344 time in seconds since Epoch, up to which the response may be cached. |
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345 If header does not include the <header>X-Accel-Expires</header> field, |
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346 parameters of caching may be set in the header fields |
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347 <header>Expires</header> or <header>Cache-Control</header>. |
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348 If a header includes the <header>Set-Cookie</header> field, such a |
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349 response will not be cached. |
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350 Processing of one or more of these response header fields can be disabled |
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351 using the <link id="fastcgi_ignore_headers"/> directive. |
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352 </para> |
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353 |
298
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354 </directive> |
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355 |
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356 |
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357 <directive name="fastcgi_connect_timeout"> |
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358 <syntax><value>time</value></syntax> |
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359 <default>60s</default> |
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360 <context>http</context> |
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361 <context>server</context> |
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362 <context>location</context> |
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363 |
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364 <para> |
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365 Defines a timeout for establishing a connection with the FastCGI server. |
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366 It should be noted that this timeout cannot usually exceed 75 seconds. |
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367 </para> |
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368 |
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369 </directive> |
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370 |
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371 |
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372 <directive name="fastcgi_hide_header"> |
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373 <syntax><value>field</value></syntax> |
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374 <default/> |
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375 <context>http</context> |
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376 <context>server</context> |
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377 <context>location</context> |
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378 |
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379 <para> |
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380 By default, |
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381 nginx does not pass the header fields <header>Status</header> and |
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382 <header>X-Accel-...</header> from the response of the FastCGI |
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383 server to a client. |
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384 The <literal>fastcgi_hide_header</literal> directive sets additional fields |
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385 that will not be passed. |
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386 If, on the contrary, the passing of fields needs to be permitted, |
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387 the <link id="fastcgi_pass_header"/> directive can be used. |
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388 </para> |
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389 |
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390 </directive> |
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391 |
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392 |
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393 <directive name="fastcgi_ignore_client_abort"> |
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394 <syntax><literal>on</literal> | <literal>off</literal></syntax> |
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395 <default>off</default> |
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396 <context>http</context> |
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397 <context>server</context> |
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398 <context>location</context> |
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399 |
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400 <para> |
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401 Determines should the connection with the FastCGI server be |
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402 closed if a client closes a connection without waiting |
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403 for a response. |
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404 </para> |
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405 |
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406 </directive> |
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407 |
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408 |
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409 <directive name="fastcgi_ignore_headers"> |
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410 <syntax><value>field</value> ...</syntax> |
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411 <default/> |
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412 <context>http</context> |
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413 <context>server</context> |
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414 <context>location</context> |
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415 |
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416 <para> |
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417 Disables processing of certain response header fields from the FastCGI server. |
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418 The following fields can be ignored: <header>X-Accel-Redirect</header>, |
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419 <header>X-Accel-Expires</header>, <header>X-Accel-Limit-Rate</header> (1.1.6), |
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420 <header>X-Accel-Buffering</header> (1.1.6), |
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421 <header>X-Accel-Charset</header> (1.1.6), <header>Expires</header>, |
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422 <header>Cache-Control</header>, and <header>Set-Cookie</header> (0.8.44). |
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423 </para> |
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424 |
506
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425 <para> |
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426 If not disabled, processing of these header fields has the following effect: |
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427 <list type="bullet" compact="no"> |
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428 |
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429 <listitem> |
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430 <header>X-Accel-Expires</header>, <header>Expires</header>, |
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431 <header>Cache-Control</header>, and <header>Set-Cookie</header> |
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432 set parameters of response <link id="fastcgi_cache_valid">caching</link>; |
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433 </listitem> |
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434 |
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435 <listitem> |
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436 <header>X-Accel-Redirect</header> performs an |
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437 <link doc="ngx_http_core_module.xml" id="internal">internal |
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438 redirect</link> to the specified URI; |
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439 </listitem> |
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440 |
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441 <listitem> |
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442 <header>X-Accel-Limit-Rate</header> sets a |
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443 <link doc="ngx_http_core_module.xml" id="limit_rate">rate |
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444 limit</link> for transmission of a response to a client; |
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445 </listitem> |
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446 |
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447 <listitem> |
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448 <header>X-Accel-Buffering</header> enables or disables |
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449 buffering of a response; |
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450 </listitem> |
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451 |
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452 <listitem> |
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453 <header>X-Accel-Charset</header> sets the desired |
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454 <link doc="ngx_http_charset_module.xml" id="charset"/> |
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455 of a response. |
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456 </listitem> |
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457 |
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458 </list> |
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459 </para> |
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460 |
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461 </directive> |
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462 |
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463 |
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464 <directive name="fastcgi_index"> |
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465 <syntax><value>name</value></syntax> |
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466 <default/> |
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467 <context>http</context> |
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468 <context>server</context> |
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469 <context>location</context> |
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470 |
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English translation of the ngx_http_fastcgi_module module documentation.
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471 <para> |
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English translation of the ngx_http_fastcgi_module module documentation.
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472 Sets a file name that will be appended after a URI that ends with |
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English translation of the ngx_http_fastcgi_module module documentation.
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473 a slash, in the value of the <var>$fastcgi_script_name</var> variable. |
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English translation of the ngx_http_fastcgi_module module documentation.
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474 For example, with these settings |
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English translation of the ngx_http_fastcgi_module module documentation.
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475 <example> |
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English translation of the ngx_http_fastcgi_module module documentation.
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476 fastcgi_index index.php; |
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English translation of the ngx_http_fastcgi_module module documentation.
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477 fastcgi_param SCRIPT_FILENAME /home/www/scripts/php$fastcgi_script_name; |
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English translation of the ngx_http_fastcgi_module module documentation.
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478 </example> |
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English translation of the ngx_http_fastcgi_module module documentation.
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479 and the “<literal>/page.php</literal>” request, |
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English translation of the ngx_http_fastcgi_module module documentation.
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480 the <literal>SCRIPT_FILENAME</literal> parameter will be equal to |
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English translation of the ngx_http_fastcgi_module module documentation.
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481 “<literal>/home/www/scripts/php/page.php</literal>”, |
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English translation of the ngx_http_fastcgi_module module documentation.
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482 and with the “<literal>/</literal>” request it will be equal to |
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English translation of the ngx_http_fastcgi_module module documentation.
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parents:
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483 “<literal>/home/www/scripts/php/index.php</literal>”. |
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English translation of the ngx_http_fastcgi_module module documentation.
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484 </para> |
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English translation of the ngx_http_fastcgi_module module documentation.
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485 |
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English translation of the ngx_http_fastcgi_module module documentation.
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486 </directive> |
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English translation of the ngx_http_fastcgi_module module documentation.
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487 |
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English translation of the ngx_http_fastcgi_module module documentation.
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|
488 |
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English translation of the ngx_http_fastcgi_module module documentation.
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489 <directive name="fastcgi_intercept_errors"> |
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490 <syntax><literal>on</literal> | <literal>off</literal></syntax> |
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491 <default>off</default> |
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492 <context>http</context> |
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493 <context>server</context> |
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494 <context>location</context> |
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495 |
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496 <para> |
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497 Determines whether FastCGI server responses with codes greater than or equal |
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English translation of the ngx_http_fastcgi_module module documentation.
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498 to 400 should be passed to a client or be redirected to nginx for processing |
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499 using the <link doc="ngx_http_core_module.xml" id="error_page"/> directive. |
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500 </para> |
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501 |
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502 </directive> |
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503 |
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504 |
316
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505 <directive name="fastcgi_keep_conn"> |
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506 <syntax><literal>on</literal> | <literal>off</literal></syntax> |
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507 <default>off</default> |
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508 <context>http</context> |
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509 <context>server</context> |
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510 <context>location</context> |
498
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411
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511 <appeared-in>1.1.4</appeared-in> |
316
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Documented the following directives: "keepalive", "proxy_http_version",
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512 |
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513 <para> |
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514 By default, a FastCGI server will close a connection right after |
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diff
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515 sending the response. |
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516 When set to the value <literal>on</literal>, nginx will instruct |
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310
diff
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517 a FastCGI server to keep connections open. |
364 | 518 This in particular is necessary for |
316
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519 <link doc="ngx_http_upstream_module.xml" id="keepalive"/> |
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diff
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|
520 connections to FastCGI servers to function. |
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521 </para> |
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522 |
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523 </directive> |
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524 |
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Documented the following directives: "keepalive", "proxy_http_version",
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525 |
411
f8248d0e3c8f
Documented the following directives: fastcgi_busy_buffers_size,
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364
diff
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|
526 <directive name="fastcgi_max_temp_file_size"> |
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Documented the following directives: fastcgi_busy_buffers_size,
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364
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527 <syntax><value>size</value></syntax> |
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Documented the following directives: fastcgi_busy_buffers_size,
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364
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|
528 <default>1024m</default> |
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Documented the following directives: fastcgi_busy_buffers_size,
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364
diff
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|
529 <context>http</context> |
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Documented the following directives: fastcgi_busy_buffers_size,
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parents:
364
diff
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530 <context>server</context> |
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Documented the following directives: fastcgi_busy_buffers_size,
Ruslan Ermilov <ru@nginx.com>
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364
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|
531 <context>location</context> |
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Documented the following directives: fastcgi_busy_buffers_size,
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364
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changeset
|
532 |
f8248d0e3c8f
Documented the following directives: fastcgi_busy_buffers_size,
Ruslan Ermilov <ru@nginx.com>
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364
diff
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|
533 <para> |
f8248d0e3c8f
Documented the following directives: fastcgi_busy_buffers_size,
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364
diff
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|
534 When the whole response does not fit into memory buffers |
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Documented the following directives: fastcgi_busy_buffers_size,
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parents:
364
diff
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|
535 set by the <link id="fastcgi_buffer_size"/> and <link id="fastcgi_buffers"/> |
f8248d0e3c8f
Documented the following directives: fastcgi_busy_buffers_size,
Ruslan Ermilov <ru@nginx.com>
parents:
364
diff
changeset
|
536 directives, part of a response can be saved to a temporary file. |
f8248d0e3c8f
Documented the following directives: fastcgi_busy_buffers_size,
Ruslan Ermilov <ru@nginx.com>
parents:
364
diff
changeset
|
537 This directive sets the maximum <value>size</value> of a temporary file. |
f8248d0e3c8f
Documented the following directives: fastcgi_busy_buffers_size,
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parents:
364
diff
changeset
|
538 The size of data written to a temporary file at a time is set |
f8248d0e3c8f
Documented the following directives: fastcgi_busy_buffers_size,
Ruslan Ermilov <ru@nginx.com>
parents:
364
diff
changeset
|
539 by the <link id="fastcgi_temp_file_write_size"/> directive. |
f8248d0e3c8f
Documented the following directives: fastcgi_busy_buffers_size,
Ruslan Ermilov <ru@nginx.com>
parents:
364
diff
changeset
|
540 </para> |
f8248d0e3c8f
Documented the following directives: fastcgi_busy_buffers_size,
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parents:
364
diff
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|
541 |
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Documented the following directives: fastcgi_busy_buffers_size,
Ruslan Ermilov <ru@nginx.com>
parents:
364
diff
changeset
|
542 <para> |
f8248d0e3c8f
Documented the following directives: fastcgi_busy_buffers_size,
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364
diff
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|
543 Value of zero disables buffering of responses to temporary files. |
f8248d0e3c8f
Documented the following directives: fastcgi_busy_buffers_size,
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parents:
364
diff
changeset
|
544 </para> |
f8248d0e3c8f
Documented the following directives: fastcgi_busy_buffers_size,
Ruslan Ermilov <ru@nginx.com>
parents:
364
diff
changeset
|
545 |
f8248d0e3c8f
Documented the following directives: fastcgi_busy_buffers_size,
Ruslan Ermilov <ru@nginx.com>
parents:
364
diff
changeset
|
546 </directive> |
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Documented the following directives: fastcgi_busy_buffers_size,
Ruslan Ermilov <ru@nginx.com>
parents:
364
diff
changeset
|
547 |
f8248d0e3c8f
Documented the following directives: fastcgi_busy_buffers_size,
Ruslan Ermilov <ru@nginx.com>
parents:
364
diff
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|
548 |
298
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diff
changeset
|
549 <directive name="fastcgi_next_upstream"> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
550 <syntax> |
364 | 551 <literal>error</literal> | |
552 <literal>timeout</literal> | | |
553 <literal>invalid_header</literal> | | |
554 <literal>http_500</literal> | | |
555 <literal>http_503</literal> | | |
556 <literal>http_404</literal> | | |
557 <literal>off</literal> | |
558 ...</syntax> | |
298
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parents:
diff
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|
559 <default>error timeout</default> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
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parents:
diff
changeset
|
560 <context>http</context> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
561 <context>server</context> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
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parents:
diff
changeset
|
562 <context>location</context> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
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parents:
diff
changeset
|
563 |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
564 <para> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
565 Specifies in which cases a request should be passed to the next server: |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
566 <list type="tag"> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
567 |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
568 <tag-name><literal>error</literal></tag-name> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
569 <tag-desc>an error occurred while establishing a connection with the |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
570 server, passing it a request, or reading the response header;</tag-desc> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
571 |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
572 <tag-name><literal>timeout</literal></tag-name> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
573 <tag-desc>a timeout has occurred while establishing a connection with the |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
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parents:
diff
changeset
|
574 server, passing it a request, or reading the response header;</tag-desc> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
575 |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
576 <tag-name><literal>invalid_header</literal></tag-name> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
577 <tag-desc>a server returned empty or invalid response;</tag-desc> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
578 |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
579 <tag-name><literal>http_500</literal></tag-name> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
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parents:
diff
changeset
|
580 <tag-desc>a server returned a response with the code 500;</tag-desc> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
581 |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
582 <tag-name><literal>http_503</literal></tag-name> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
583 <tag-desc>a server returned a response with the code 503;</tag-desc> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
584 |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
585 <tag-name><literal>http_404</literal></tag-name> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
586 <tag-desc>a server returned a response with the code 404;</tag-desc> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
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587 |
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588 <tag-name><literal>off</literal></tag-name> |
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589 <tag-desc>disables passing a request to the next server.</tag-desc> |
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590 |
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591 </list> |
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592 </para> |
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593 |
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594 <para> |
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595 It should be understood that passing a request to the next server is |
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596 only possible if a client was not sent anything yet. |
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597 That is, if an error or a timeout occurs in the middle of |
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598 transferring a response, fixing this is impossible. |
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599 </para> |
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600 |
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601 </directive> |
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602 |
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603 |
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604 <directive name="fastcgi_no_cache"> |
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605 <syntax><value>string</value> ...</syntax> |
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606 <default/> |
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607 <context>http</context> |
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608 <context>server</context> |
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609 <context>location</context> |
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610 |
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611 <para> |
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612 Defines conditions under which the response will not be saved to a cache. |
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613 If at least one value of the string parameters is not empty and is not |
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614 equal to “0” then the response will not be saved: |
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615 <example> |
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616 fastcgi_no_cache $cookie_nocache $arg_nocache$arg_comment; |
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617 fastcgi_no_cache $http_pragma $http_authorization; |
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618 </example> |
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619 Can be used along with the <link id="fastcgi_cache_bypass"/> directive. |
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620 </para> |
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621 |
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622 </directive> |
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623 |
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624 |
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625 <directive name="fastcgi_param"> |
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626 <syntax> |
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627 <value>parameter</value> <value>value</value> |
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628 [<literal>if_not_empty</literal>]</syntax> |
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629 <default/> |
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630 <context>http</context> |
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631 <context>server</context> |
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632 <context>location</context> |
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633 |
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634 <para> |
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635 Sets a <value>parameter</value> that should be passed to the FastCGI server. |
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636 A <value>value</value> can contain text, variables, and their combination. |
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637 These directives are inherited from the previous level if and |
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638 only if there are no |
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639 <literal>fastcgi_param</literal> |
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640 directives defined on the current level. |
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641 </para> |
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642 |
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643 <para> |
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644 The following example shows the minimum required settings for PHP: |
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645 <example> |
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646 fastcgi_param SCRIPT_FILENAME /home/www/scripts/php$fastcgi_script_name; |
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647 fastcgi_param QUERY_STRING $query_string; |
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648 </example> |
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649 </para> |
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650 |
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651 <para> |
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652 The <literal>SCRIPT_FILENAME</literal> parameter is used in PHP for |
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653 determining the script name, and the <literal>QUERY_STRING</literal> |
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654 parameter is used to pass request parameters. |
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655 </para> |
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656 |
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657 <para> |
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658 For scripts that process <literal>POST</literal> requests, the |
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659 following three parameters are also required: |
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660 <example> |
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661 fastcgi_param REQUEST_METHOD $request_method; |
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662 fastcgi_param CONTENT_TYPE $content_type; |
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663 fastcgi_param CONTENT_LENGTH $content_length; |
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664 </example> |
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665 </para> |
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666 |
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667 <para> |
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668 If PHP was built with the <literal>--enable-force-cgi-redirect</literal> |
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669 configuration parameter, the <literal>REDIRECT_STATUS</literal> parameter |
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670 should also be passed with the value “200”: |
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671 <example> |
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672 fastcgi_param REDIRECT_STATUS 200; |
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673 </example> |
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674 </para> |
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675 |
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676 <para> |
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677 If a directive is specified with <literal>if_not_empty</literal> (1.1.11) then |
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678 such a parameter will not be passed to the server until its value is not empty: |
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679 <example> |
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680 fastcgi_param HTTPS $https if_not_empty; |
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681 </example> |
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682 </para> |
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683 |
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684 </directive> |
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685 |
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686 |
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687 <directive name="fastcgi_pass"> |
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688 <syntax><value>address</value></syntax> |
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689 <default/> |
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690 <context>location</context> |
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691 <context>if in location</context> |
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692 |
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693 <para> |
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694 Sets an address of the FastCGI server. |
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695 An address can be specified as a domain name or an address, and a port, |
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696 for example, |
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697 <example> |
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698 fastcgi_pass localhost:9000; |
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699 </example> |
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700 or as a UNIX-domain socket path: |
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701 <example> |
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702 fastcgi_pass unix:/tmp/fastcgi.socket; |
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703 </example> |
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704 </para> |
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705 |
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|
706 <para> |
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707 If a domain name resolves to several addresses, all of them will be |
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parents:
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708 used in a round-robin fashion. |
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diff
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|
709 In addition, an address can be specified as a |
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710 <link doc="ngx_http_upstream_module.xml">server group</link>. |
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711 </para> |
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712 |
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713 </directive> |
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|
714 |
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|
715 |
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|
716 <directive name="fastcgi_pass_header"> |
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717 <syntax><value>field</value></syntax> |
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718 <default/> |
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719 <context>http</context> |
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720 <context>server</context> |
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|
721 <context>location</context> |
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|
722 |
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723 <para> |
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|
724 Permits to pass <link id="fastcgi_hide_header">otherwise disabled</link> header |
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725 fields from the FastCGI server to a client. |
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726 </para> |
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|
727 |
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|
728 </directive> |
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|
729 |
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|
730 |
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731 <directive name="fastcgi_read_timeout"> |
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732 <syntax><value>time</value></syntax> |
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733 <default>60s</default> |
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|
734 <context>http</context> |
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|
735 <context>server</context> |
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|
736 <context>location</context> |
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|
737 |
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|
738 <para> |
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739 Defines a timeout for reading a response from the FastCGI server. |
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740 A timeout is only set between two successive read operations, |
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741 not for the transmission of the whole response. |
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|
742 If a FastCGI server does not transmit anything within this time, |
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|
743 a connection is closed. |
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|
744 </para> |
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|
745 |
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746 </directive> |
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|
747 |
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|
748 |
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749 <directive name="fastcgi_send_timeout"> |
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750 <syntax><value>time</value></syntax> |
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|
751 <default>60s</default> |
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English translation of the ngx_http_fastcgi_module module documentation.
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|
752 <context>http</context> |
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753 <context>server</context> |
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parents:
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754 <context>location</context> |
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|
755 |
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|
756 <para> |
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English translation of the ngx_http_fastcgi_module module documentation.
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|
757 Sets a timeout for transmitting a request to the FastCGI server. |
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parents:
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758 A timeout is only set between two successive write operations, |
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|
759 not for the transmission of the whole request. |
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760 If a FastCGI server does not receive anything within this time, |
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|
761 a connection is closed. |
0dcf07c393b6
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|
762 </para> |
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|
763 |
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parents:
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|
764 </directive> |
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|
765 |
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|
766 |
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767 <directive name="fastcgi_split_path_info"> |
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|
768 <syntax><value>regex</value></syntax> |
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|
769 <default/> |
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|
770 <context>location</context> |
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|
771 |
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|
772 <para> |
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|
773 Defines a regular expression that captures a value for the |
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diff
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774 <var>$fastcgi_path_info</var> variable. |
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|
775 A regular expression should have two captures, the first becomes |
0dcf07c393b6
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776 a value of the <var>$fastcgi_script_name</var> variable, the second |
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English translation of the ngx_http_fastcgi_module module documentation.
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parents:
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|
777 becomes a value of the <var>$fastcgi_path_info</var> variable. |
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|
778 For example, with these settings |
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779 <example> |
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780 location ~ ^(.+\.php)(.*)$ { |
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|
781 fastcgi_split_path_info ^(.+\.php)(.*)$; |
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|
782 fastcgi_param SCRIPT_FILENAME /path/to/php$fastcgi_script_name; |
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|
783 fastcgi_param PATH_INFO $fastcgi_path_info; |
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English translation of the ngx_http_fastcgi_module module documentation.
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784 </example> |
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diff
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|
785 and the “<literal>/show.php/article/0001</literal>” request, |
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786 the <literal>SCRIPT_FILENAME</literal> parameter will be equal to |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
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|
787 “<literal>/path/to/php/show.php</literal>”, and the |
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parents:
diff
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|
788 <literal>PATH_INFO</literal> parameter will be equal to |
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parents:
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|
789 “<literal>/article/0001</literal>”. |
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diff
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|
790 </para> |
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|
791 |
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|
792 </directive> |
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parents:
diff
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|
793 |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
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parents:
diff
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|
794 |
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diff
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|
795 <directive name="fastcgi_store"> |
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|
796 <syntax> |
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797 <literal>on</literal> | |
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|
798 <literal>off</literal> | |
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|
799 <value>string</value></syntax> |
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parents:
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800 <default>off</default> |
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|
801 <context>http</context> |
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|
802 <context>server</context> |
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|
803 <context>location</context> |
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parents:
diff
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|
804 |
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English translation of the ngx_http_fastcgi_module module documentation.
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|
805 <para> |
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|
806 Enables saving of files to a disk. |
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parents:
diff
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|
807 The <literal>on</literal> parameter saves files with paths |
0dcf07c393b6
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|
808 corresponding to the directives |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
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parents:
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|
809 <link doc="ngx_http_core_module.xml" id="alias"/> or |
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English translation of the ngx_http_fastcgi_module module documentation.
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parents:
diff
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|
810 <link doc="ngx_http_core_module.xml" id="root"/>. |
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parents:
diff
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|
811 The <literal>off</literal> parameter disables saving of files. |
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parents:
diff
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|
812 In addition, the file name can be set explicitly using the |
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diff
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|
813 <value>string</value> with variables: |
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|
814 <example> |
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diff
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|
815 fastcgi_store /data/www$original_uri; |
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|
816 </example> |
0dcf07c393b6
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|
817 </para> |
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|
818 |
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
819 <para> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
820 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
|
821 <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
|
822 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
|
823 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
|
824 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
|
825 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
|
826 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
|
827 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
|
828 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
|
829 </para> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
830 |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
831 <para> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
832 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
|
833 files, e.g.: |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
834 <example> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
835 location /images/ { |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
836 root /data/www; |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
837 open_file_cache_errors off; |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
838 error_page 404 = /fetch$uri; |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
839 } |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
840 |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
841 location /fetch/ { |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
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|
842 internal; |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
843 |
0dcf07c393b6
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
844 fastcgi_pass backend:9000; |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
845 ... |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
846 |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
847 fastcgi_store on; |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
848 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
|
849 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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|
850 |
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
851 alias /data/www/; |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
852 } |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
853 </example> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
854 </para> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
855 |
0dcf07c393b6
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
856 </directive> |
0dcf07c393b6
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
857 |
0dcf07c393b6
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
858 |
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
859 <directive name="fastcgi_store_access"> |
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diff
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|
860 <syntax><value>users</value>:<value>permissions</value> ...</syntax> |
0dcf07c393b6
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parents:
diff
changeset
|
861 <default>user:rw</default> |
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parents:
diff
changeset
|
862 <context>http</context> |
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parents:
diff
changeset
|
863 <context>server</context> |
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parents:
diff
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|
864 <context>location</context> |
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English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
865 |
0dcf07c393b6
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
866 <para> |
0dcf07c393b6
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parents:
diff
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|
867 Sets access permissions for newly created files and directories, e.g.: |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
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parents:
diff
changeset
|
868 <example> |
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diff
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|
869 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>
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|
870 </example> |
0dcf07c393b6
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Ruslan Ermilov <ru@nginx.com>
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diff
changeset
|
871 </para> |
0dcf07c393b6
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parents:
diff
changeset
|
872 |
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parents:
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|
873 <para> |
0dcf07c393b6
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|
874 If any <literal>group</literal> or <literal>all</literal> access permissions |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
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|
875 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
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|
876 <example> |
0dcf07c393b6
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parents:
diff
changeset
|
877 fastcgi_store_access group:rw all:r; |
0dcf07c393b6
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
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|
878 </example> |
0dcf07c393b6
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
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|
879 </para> |
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parents:
diff
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|
880 |
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Ruslan Ermilov <ru@nginx.com>
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diff
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|
881 </directive> |
0dcf07c393b6
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
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|
882 |
0dcf07c393b6
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parents:
diff
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|
883 |
411
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Documented the following directives: fastcgi_busy_buffers_size,
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364
diff
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|
884 <directive name="fastcgi_temp_file_write_size"> |
f8248d0e3c8f
Documented the following directives: fastcgi_busy_buffers_size,
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364
diff
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|
885 <syntax><value>size</value></syntax> |
f8248d0e3c8f
Documented the following directives: fastcgi_busy_buffers_size,
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364
diff
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|
886 <default>8k|16k</default> |
f8248d0e3c8f
Documented the following directives: fastcgi_busy_buffers_size,
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parents:
364
diff
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|
887 <context>http</context> |
f8248d0e3c8f
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parents:
364
diff
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|
888 <context>server</context> |
f8248d0e3c8f
Documented the following directives: fastcgi_busy_buffers_size,
Ruslan Ermilov <ru@nginx.com>
parents:
364
diff
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|
889 <context>location</context> |
f8248d0e3c8f
Documented the following directives: fastcgi_busy_buffers_size,
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parents:
364
diff
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|
890 |
f8248d0e3c8f
Documented the following directives: fastcgi_busy_buffers_size,
Ruslan Ermilov <ru@nginx.com>
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364
diff
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|
891 <para> |
f8248d0e3c8f
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Ruslan Ermilov <ru@nginx.com>
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364
diff
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|
892 Limits the <value>size</value> of data written to a temporary file |
f8248d0e3c8f
Documented the following directives: fastcgi_busy_buffers_size,
Ruslan Ermilov <ru@nginx.com>
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364
diff
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|
893 at a time, when buffering of responses from the FastCGI server |
f8248d0e3c8f
Documented the following directives: fastcgi_busy_buffers_size,
Ruslan Ermilov <ru@nginx.com>
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364
diff
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|
894 to temporary files is enabled. |
f8248d0e3c8f
Documented the following directives: fastcgi_busy_buffers_size,
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parents:
364
diff
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|
895 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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364
diff
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|
896 <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>
parents:
364
diff
changeset
|
897 The maximum size of a temporary file is set by the |
f8248d0e3c8f
Documented the following directives: fastcgi_busy_buffers_size,
Ruslan Ermilov <ru@nginx.com>
parents:
364
diff
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|
898 <link id="fastcgi_max_temp_file_size"/> directive. |
f8248d0e3c8f
Documented the following directives: fastcgi_busy_buffers_size,
Ruslan Ermilov <ru@nginx.com>
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364
diff
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|
899 </para> |
f8248d0e3c8f
Documented the following directives: fastcgi_busy_buffers_size,
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parents:
364
diff
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|
900 |
f8248d0e3c8f
Documented the following directives: fastcgi_busy_buffers_size,
Ruslan Ermilov <ru@nginx.com>
parents:
364
diff
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|
901 </directive> |
f8248d0e3c8f
Documented the following directives: fastcgi_busy_buffers_size,
Ruslan Ermilov <ru@nginx.com>
parents:
364
diff
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|
902 |
f8248d0e3c8f
Documented the following directives: fastcgi_busy_buffers_size,
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parents:
364
diff
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|
903 |
298
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diff
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|
904 <directive name="fastcgi_temp_path"> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
905 <syntax> |
0dcf07c393b6
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
906 <value>path</value> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
907 [<value>level1</value> |
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English translation of the ngx_http_fastcgi_module module documentation.
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parents:
diff
changeset
|
908 [<value>level2</value> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
909 [<value>level3</value>]]]</syntax> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
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parents:
diff
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|
910 <default>fastcgi_temp</default> |
0dcf07c393b6
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
911 <context>http</context> |
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English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
912 <context>server</context> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
913 <context>location</context> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
914 |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
915 <para> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
916 Defines a directory for storing temporary files |
411
f8248d0e3c8f
Documented the following directives: fastcgi_busy_buffers_size,
Ruslan Ermilov <ru@nginx.com>
parents:
364
diff
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|
917 with data received from FastCGI servers. |
298
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parents:
diff
changeset
|
918 Up to three-level subdirectory hierarchy can be used underneath the specified |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
919 directory. |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
920 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
|
921 <example> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
922 fastcgi_temp_path /spool/nginx/fastcgi_temp 1 2; |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
923 </example> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
924 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
|
925 <example> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
926 /spool/nginx/fastcgi_temp/<emphasis>7</emphasis>/<emphasis>45</emphasis>/00000123<emphasis>457</emphasis> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
927 </example> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
928 </para> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
929 |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
930 </directive> |
0dcf07c393b6
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
931 |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
932 </section> |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
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933 |
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934 |
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English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
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935 <section id="parameters" name="Parameters Passed to a FastCGI Server"> |
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English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
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936 |
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English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
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|
937 <para> |
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English translation of the ngx_http_fastcgi_module module documentation.
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938 HTTP request header fields are passed to the FastCGI server as parameters. |
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English translation of the ngx_http_fastcgi_module module documentation.
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939 In applications and scripts running as FastCGI servers, |
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940 these parameters are usually made available as environment variables. |
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English translation of the ngx_http_fastcgi_module module documentation.
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941 For example, the <header>User-Agent</header> header field is passed as the |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
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942 <literal>HTTP_USER_AGENT</literal> parameter. |
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943 In addition to HTTP request header fields it is possible to pass arbitrary |
0dcf07c393b6
English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
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944 parameters using the <link id="fastcgi_param"/> directive. |
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English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
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945 </para> |
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English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
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946 |
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English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
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947 </section> |
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English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
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948 |
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English translation of the ngx_http_fastcgi_module module documentation.
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|
949 |
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English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
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950 <section id="variables" name="Embedded Variables"> |
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English translation of the ngx_http_fastcgi_module module documentation.
Ruslan Ermilov <ru@nginx.com>
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951 |
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English translation of the ngx_http_fastcgi_module module documentation.
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952 <para> |
364 | 953 The <literal>ngx_http_fastcgi_module</literal> module supports embedded |
954 variables that can be used to set parameters using the | |
298
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English translation of the ngx_http_fastcgi_module module documentation.
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955 <link id="fastcgi_param"/> directive: |
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English translation of the ngx_http_fastcgi_module module documentation.
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956 <list type="tag"> |
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English translation of the ngx_http_fastcgi_module module documentation.
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957 |
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English translation of the ngx_http_fastcgi_module module documentation.
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958 <tag-name><var>$fastcgi_script_name</var></tag-name> |
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English translation of the ngx_http_fastcgi_module module documentation.
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959 <tag-desc> |
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English translation of the ngx_http_fastcgi_module module documentation.
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960 request URI or, if a URI ends with a slash, request URI with an index file |
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English translation of the ngx_http_fastcgi_module module documentation.
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961 name configured by the <link id="fastcgi_index"/> directive appended to it. |
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English translation of the ngx_http_fastcgi_module module documentation.
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962 This variable can be used to set the |
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English translation of the ngx_http_fastcgi_module module documentation.
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963 <literal>SCRIPT_FILENAME</literal> and <literal>PATH_TRANSLATED</literal> |
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964 parameters that determine the script name in PHP. |
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965 For example, for the “<literal>/info/</literal>” request with the |
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English translation of the ngx_http_fastcgi_module module documentation.
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966 following directives |
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English translation of the ngx_http_fastcgi_module module documentation.
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967 <example> |
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English translation of the ngx_http_fastcgi_module module documentation.
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968 fastcgi_index index.php; |
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969 fastcgi_param SCRIPT_FILENAME /home/www/scripts/php$fastcgi_script_name; |
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English translation of the ngx_http_fastcgi_module module documentation.
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970 </example> |
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971 the <literal>SCRIPT_FILENAME</literal> parameter will be equal to |
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English translation of the ngx_http_fastcgi_module module documentation.
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972 “<literal>/home/www/scripts/php/info/index.php</literal>”. |
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English translation of the ngx_http_fastcgi_module module documentation.
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973 |
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Ruslan Ermilov <ru@nginx.com>
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974 <para> |
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English translation of the ngx_http_fastcgi_module module documentation.
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975 When using the <link id="fastcgi_split_path_info"/> directive, |
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English translation of the ngx_http_fastcgi_module module documentation.
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976 the <var>$fastcgi_script_name</var> variable equals to the value of |
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977 the first capture set by the directive. |
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English translation of the ngx_http_fastcgi_module module documentation.
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978 </para> |
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979 </tag-desc> |
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English translation of the ngx_http_fastcgi_module module documentation.
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980 |
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English translation of the ngx_http_fastcgi_module module documentation.
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981 <tag-name><var>$fastcgi_path_info</var></tag-name> |
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982 <tag-desc>the value of the second capture set by the |
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983 <link id="fastcgi_split_path_info"/> directive. |
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984 This variable can be used to set the |
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985 <literal>PATH_INFO</literal> parameter. |
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English translation of the ngx_http_fastcgi_module module documentation.
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986 </tag-desc> |
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987 |
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988 </list> |
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989 </para> |
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English translation of the ngx_http_fastcgi_module module documentation.
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990 |
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English translation of the ngx_http_fastcgi_module module documentation.
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991 </section> |
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English translation of the ngx_http_fastcgi_module module documentation.
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992 |
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English translation of the ngx_http_fastcgi_module module documentation.
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993 </module> |