Mercurial > hg > nginx-site
annotate xml/en/docs/http/ngx_http_ssl_module.xml @ 1284:d3548b46b87f
Typo fixed.
author | Andrei Belov <defan@nginx.com> |
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date | Wed, 10 Sep 2014 14:59:11 +0400 |
parents | 35cf5dca5fa4 |
children | 8fe28c6edaa1 |
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1 <?xml version="1.0"?> |
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2 |
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3 <!-- |
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4 Copyright (C) Igor Sysoev |
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5 Copyright (C) Nginx, Inc. |
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6 --> |
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7 |
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8 <!DOCTYPE module SYSTEM "../../../../dtd/module.dtd"> |
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9 |
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10 <module name="Module ngx_http_ssl_module" |
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11 link="/en/docs/http/ngx_http_ssl_module.html" |
589 | 12 lang="en" |
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13 rev="16"> |
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14 |
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15 <section id="summary"> |
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16 |
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17 <para> |
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18 The <literal>ngx_http_ssl_module</literal> module provides the |
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19 necessary support for HTTPS. |
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20 </para> |
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21 |
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22 <para> |
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23 This module is not built by default, it should be enabled with the |
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24 <literal>--with-http_ssl_module</literal> |
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25 configuration parameter. |
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26 <note> |
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27 This module requires the |
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28 <link url="http://www.openssl.org">OpenSSL</link> library. |
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29 </note> |
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30 </para> |
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31 |
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32 </section> |
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33 |
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34 |
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35 <section id="example" name="Example Configuration"> |
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36 |
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37 <para> |
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38 To reduce the processor load it is recommended to |
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39 <list type="bullet"> |
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40 |
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41 <listitem> |
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42 set the number of worker processes equal to the number of processors, |
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43 </listitem> |
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44 |
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45 <listitem> |
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46 enable keep-alive connections, |
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47 </listitem> |
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48 |
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49 <listitem> |
966 | 50 enable the shared session cache, |
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51 </listitem> |
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52 |
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53 <listitem> |
966 | 54 disable the built-in session cache, |
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55 </listitem> |
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56 |
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57 <listitem> |
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58 and possibly increase the session lifetime (by default, 5 minutes): |
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59 </listitem> |
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60 |
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61 </list> |
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62 |
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63 <example> |
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64 <emphasis>worker_processes auto;</emphasis> |
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65 |
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66 http { |
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67 |
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68 ... |
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69 |
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70 server { |
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71 listen 443 ssl; |
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72 <emphasis>keepalive_timeout 70;</emphasis> |
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73 |
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74 ssl_protocols SSLv3 TLSv1 TLSv1.1 TLSv1.2; |
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75 ssl_ciphers AES128-SHA:AES256-SHA:RC4-SHA:DES-CBC3-SHA:RC4-MD5; |
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76 ssl_certificate /usr/local/nginx/conf/cert.pem; |
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77 ssl_certificate_key /usr/local/nginx/conf/cert.key; |
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78 <emphasis>ssl_session_cache shared:SSL:10m;</emphasis> |
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79 <emphasis>ssl_session_timeout 10m;</emphasis> |
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80 |
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81 ... |
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82 } |
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83 </example> |
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84 </para> |
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85 |
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86 </section> |
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87 |
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88 |
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89 <section id="directives" name="Directives"> |
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90 |
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91 <directive name="ssl"> |
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92 <syntax><literal>on</literal> | <literal>off</literal></syntax> |
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93 <default>off</default> |
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94 <context>http</context> |
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95 <context>server</context> |
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96 |
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97 <para> |
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98 Enables the HTTPS protocol for the given virtual server. |
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99 <note> |
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100 It is recommended to use the <literal>ssl</literal> parameter of the |
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101 <link doc="ngx_http_core_module.xml" id="listen"/> directive instead |
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102 of this directive. |
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103 </note> |
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104 </para> |
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105 |
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106 </directive> |
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107 |
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108 |
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109 <directive name="ssl_buffer_size"> |
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110 <syntax><value>size</value></syntax> |
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111 <default>16k</default> |
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112 <context>http</context> |
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113 <context>server</context> |
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114 <appeared-in>1.5.9</appeared-in> |
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115 |
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116 <para> |
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117 Sets the size of the buffer used for sending data. |
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118 </para> |
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119 |
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120 <para> |
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121 By default, the buffer size is 16k, which corresponds to minimal |
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122 overhead when sending big responses. |
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123 To minimize Time To First Byte it may be beneficial to use smaller values, |
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124 for example: |
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125 <example> |
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126 ssl_buffer_size 4k; |
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127 </example> |
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128 </para> |
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129 |
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130 </directive> |
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131 |
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132 |
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133 <directive name="ssl_certificate"> |
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134 <syntax><value>file</value></syntax> |
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135 <default/> |
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136 <context>http</context> |
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137 <context>server</context> |
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138 |
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139 <para> |
966 | 140 Specifies a <value>file</value> with the certificate in the PEM format |
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141 for the given virtual server. |
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142 If intermediate certificates should be specified in addition |
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143 to a primary certificate, they should be specified in the same file |
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144 in the following order: the primary certificate comes first, then |
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145 the intermediate certificates. |
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146 A secret key in the PEM format may be placed in the same file. |
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147 </para> |
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148 |
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149 <para> |
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150 It should be kept in mind that due to the HTTPS protocol limitations |
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151 virtual servers should listen on different IP addresses: |
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152 <example> |
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153 server { |
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154 listen 192.168.1.1:443; |
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155 server_name one.example.com; |
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156 ssl_certificate /usr/local/nginx/conf/one.example.com.cert; |
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157 ... |
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158 } |
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159 |
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160 server { |
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161 listen 192.168.1.2:443; |
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162 server_name two.example.com; |
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163 ssl_certificate /usr/local/nginx/conf/two.example.com.cert; |
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164 ... |
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165 } |
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166 </example> |
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167 otherwise |
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168 <link doc="configuring_https_servers.xml" |
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169 id="name_based_https_servers">the first server’s certificate</link> |
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170 will be issued for the second site. |
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171 </para> |
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172 |
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173 </directive> |
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174 |
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175 |
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176 <directive name="ssl_certificate_key"> |
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177 <syntax><value>file</value></syntax> |
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178 <default/> |
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179 <context>http</context> |
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180 <context>server</context> |
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181 |
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182 <para> |
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184 for the given virtual server. |
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185 </para> |
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186 |
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187 </directive> |
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188 |
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189 |
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190 <directive name="ssl_ciphers"> |
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191 <syntax><value>ciphers</value></syntax> |
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192 <default>HIGH:!aNULL:!MD5</default> |
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193 <context>http</context> |
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194 <context>server</context> |
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195 |
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196 <para> |
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197 Specifies the enabled ciphers. |
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198 The ciphers are specified in the format understood by the |
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199 OpenSSL library, for example: |
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200 <example> |
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201 ssl_ciphers ALL:!aNULL:!EXPORT56:RC4+RSA:+HIGH:+MEDIUM:+LOW:+SSLv2:+EXP; |
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202 </example> |
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203 </para> |
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204 |
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205 <para> |
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206 The full list can be viewed using the |
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207 “<command>openssl ciphers</command>” command. |
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208 </para> |
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209 |
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210 <para> |
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211 <note> |
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212 The previous versions of nginx used |
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213 <link doc="configuring_https_servers.xml" id="compatibility">different</link> |
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214 ciphers by default. |
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215 </note> |
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216 </para> |
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217 |
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218 </directive> |
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219 |
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220 |
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221 <directive name="ssl_client_certificate"> |
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222 <syntax><value>file</value></syntax> |
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223 <default/> |
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224 <context>http</context> |
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225 <context>server</context> |
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226 |
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227 <para> |
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228 Specifies a <value>file</value> with trusted CA certificates in the PEM format |
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229 used to verify client certificates and |
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230 OCSP responses if <link id="ssl_stapling"/> is enabled. |
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231 </para> |
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232 |
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233 <para> |
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234 The list of certificates will be sent to clients. |
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235 If this is not desired, the <link id="ssl_trusted_certificate"/> |
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236 directive can be used. |
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237 </para> |
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238 |
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239 </directive> |
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240 |
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241 |
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242 <directive name="ssl_crl"> |
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243 <syntax><value>file</value></syntax> |
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244 <default/> |
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245 <context>http</context> |
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246 <context>server</context> |
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247 <appeared-in>0.8.7</appeared-in> |
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248 |
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249 <para> |
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250 Specifies a <value>file</value> with revoked certificates (CRL) |
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251 in the PEM format used to verify client certificates. |
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252 </para> |
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253 |
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254 </directive> |
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255 |
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256 |
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257 <directive name="ssl_dhparam"> |
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258 <syntax><value>file</value></syntax> |
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259 <default/> |
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260 <context>http</context> |
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261 <context>server</context> |
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262 <appeared-in>0.7.2</appeared-in> |
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263 |
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264 <para> |
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265 Specifies a <value>file</value> with DH parameters for EDH ciphers. |
384
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266 </para> |
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267 |
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268 </directive> |
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269 |
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270 |
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271 <directive name="ssl_ecdh_curve"> |
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272 <syntax><value>curve</value></syntax> |
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273 <default>prime256v1</default> |
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274 <context>http</context> |
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275 <context>server</context> |
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276 <appeared-in>1.1.0</appeared-in> |
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277 <appeared-in>1.0.6</appeared-in> |
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278 |
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279 <para> |
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280 Specifies a <value>curve</value> for ECDHE ciphers. |
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281 </para> |
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282 |
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283 </directive> |
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284 |
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285 |
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286 <directive name="ssl_password_file"> |
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287 <syntax><value>file</value></syntax> |
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288 <default/> |
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289 <context>http</context> |
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290 <context>server</context> |
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291 <appeared-in>1.7.3</appeared-in> |
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292 |
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293 <para> |
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294 Specifies a <value>file</value> with passphrases for |
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295 <link id="ssl_certificate_key">secret keys</link> |
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296 where each passphrase is specified on a separate line. |
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297 Passphrases are tried in turn when loading the key. |
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298 </para> |
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299 |
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300 <para> |
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301 Example: |
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302 <example> |
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303 http { |
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304 ssl_password_file /etc/keys/global.pass; |
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305 ... |
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306 |
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307 server { |
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308 server_name www1.example.com; |
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309 ssl_certificate_key /etc/keys/first.key; |
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310 } |
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311 |
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312 server { |
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313 server_name www2.example.com; |
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314 |
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315 # named pipe can also be used instead of a file |
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316 ssl_password_file /etc/keys/fifo; |
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317 ssl_certificate_key /etc/keys/second.key; |
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318 } |
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319 } |
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320 </example> |
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321 </para> |
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322 |
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323 </directive> |
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324 |
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325 |
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326 <directive name="ssl_prefer_server_ciphers"> |
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327 <syntax><literal>on</literal> | <literal>off</literal></syntax> |
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328 <default>off</default> |
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329 <context>http</context> |
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330 <context>server</context> |
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331 |
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332 <para> |
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333 Specifies that server ciphers should be preferred over client |
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334 ciphers when using the SSLv3 and TLS protocols. |
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335 </para> |
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336 |
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337 </directive> |
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338 |
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339 |
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340 <directive name="ssl_protocols"> |
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341 <syntax> |
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342 [<literal>SSLv2</literal>] |
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343 [<literal>SSLv3</literal>] |
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344 [<literal>TLSv1</literal>] |
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345 [<literal>TLSv1.1</literal>] |
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346 [<literal>TLSv1.2</literal>]</syntax> |
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347 <default>SSLv3 TLSv1 TLSv1.1 TLSv1.2</default> |
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348 <context>http</context> |
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349 <context>server</context> |
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350 |
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351 <para> |
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352 Enables the specified protocols. |
966 | 353 The <literal>TLSv1.1</literal> and <literal>TLSv1.2</literal> parameters work |
354 only when the OpenSSL library of version 1.0.1 or higher is used. | |
384
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355 <note> |
966 | 356 The <literal>TLSv1.1</literal> and <literal>TLSv1.2</literal> parameters are |
357 supported starting from versions 1.1.13 and 1.0.12, | |
358 so when the OpenSSL version 1.0.1 or higher | |
359 is used on older nginx versions, these protocols work, but cannot | |
384
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360 be disabled. |
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361 </note> |
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362 </para> |
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363 |
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364 </directive> |
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365 |
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366 |
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367 <directive name="ssl_session_cache"> |
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368 <syntax> |
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369 <literal>off</literal> | |
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370 <literal>none</literal> | |
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371 [<literal>builtin</literal>[:<value>size</value>]] |
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372 [<literal>shared</literal>:<value>name</value>:<value>size</value>]</syntax> |
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373 <default>none</default> |
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374 <context>http</context> |
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375 <context>server</context> |
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376 |
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377 <para> |
966 | 378 Sets the types and sizes of caches that store session parameters. |
379 A cache can be of any of the following types: | |
384
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380 <list type="tag"> |
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381 |
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382 <tag-name><literal>off</literal></tag-name> |
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383 <tag-desc> |
966 | 384 the use of a session cache is strictly prohibited: |
384
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385 nginx explicitly tells a client that sessions may not be reused. |
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386 </tag-desc> |
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387 |
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388 <tag-name><literal>none</literal></tag-name> |
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389 <tag-desc> |
966 | 390 the use of a session cache is gently disallowed: |
384
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391 nginx tells a client that sessions may be reused, but does not |
966 | 392 actually store session parameters in the cache. |
384
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393 </tag-desc> |
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394 |
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395 <tag-name><literal>builtin</literal></tag-name> |
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396 <tag-desc> |
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397 a cache built in OpenSSL; used by one worker process only. |
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398 The cache size is specified in sessions. |
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399 If size is not given, it is equal to 20480 sessions. |
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400 Use of the built-in cache can cause memory fragmentation. |
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401 </tag-desc> |
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|
402 |
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|
403 <tag-name><literal>shared</literal></tag-name> |
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|
404 <tag-desc> |
966 | 405 a cache shared between all worker processes. |
384
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406 The cache size is specified in bytes; one megabyte can store |
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407 about 4000 sessions. |
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408 Each shared cache should have an arbitrary name. |
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409 A cache with the same name can be used in several virtual servers. |
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410 </tag-desc> |
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411 |
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|
412 </list> |
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413 </para> |
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414 |
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415 <para> |
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416 Both cache types can be used simultaneously, for example: |
331a86bc51ff
English translation of ngx_http_ssl_module.
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417 <example> |
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418 ssl_session_cache builtin:1000 shared:SSL:10m; |
331a86bc51ff
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419 </example> |
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420 but using only shared cache without the built-in cache should |
331a86bc51ff
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421 be more efficient. |
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422 </para> |
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423 |
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424 </directive> |
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|
425 |
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diff
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426 |
1019
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427 <directive name="ssl_session_ticket_key"> |
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428 <syntax><value>file</value></syntax> |
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429 <default/> |
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430 <context>http</context> |
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431 <context>server</context> |
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432 <appeared-in>1.5.7</appeared-in> |
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Documented the "ssl_session_ticket_key" directive in http and mail.
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433 |
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Documented the "ssl_session_ticket_key" directive in http and mail.
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434 <para> |
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435 Sets a <value>file</value> with the secret key used to encrypt |
2b6a858c60dc
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436 and decrypt TLS session tickets. |
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437 The directive is necessary if the same key has to be shared between |
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Documented the "ssl_session_ticket_key" directive in http and mail.
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438 multiple servers. |
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439 By default, a randomly generated key is used. |
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440 </para> |
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441 |
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442 <para> |
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443 If several keys are specified, only the first key is |
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444 used to encrypt TLS session tickets. |
1144
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Changed infinitive to gerund after "allow".
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445 This allows configuring key rotation, for example: |
1019
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446 <example> |
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447 ssl_session_ticket_key current.key; |
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448 ssl_session_ticket_key previous.key; |
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449 </example> |
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450 </para> |
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451 |
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452 <para> |
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453 The <value>file</value> must contain 48 bytes of random data and can |
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Documented the "ssl_session_ticket_key" directive in http and mail.
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454 be created using the following command: |
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455 <example> |
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parents:
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|
456 openssl rand 48 > ticket.key |
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parents:
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457 </example> |
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458 </para> |
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459 |
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Documented the "ssl_session_ticket_key" directive in http and mail.
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parents:
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diff
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|
460 </directive> |
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parents:
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changeset
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461 |
2b6a858c60dc
Documented the "ssl_session_ticket_key" directive in http and mail.
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parents:
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diff
changeset
|
462 |
1055
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Documented the "ssl_session_tickets" directive.
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parents:
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diff
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463 <directive name="ssl_session_tickets"> |
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464 <syntax><literal>on</literal> | <literal>off</literal></syntax> |
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465 <default>on</default> |
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466 <context>http</context> |
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467 <context>server</context> |
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468 <appeared-in>1.5.9</appeared-in> |
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Documented the "ssl_session_tickets" directive.
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|
469 |
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Documented the "ssl_session_tickets" directive.
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470 <para> |
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471 Enables or disables session resumption through |
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|
472 <link url="http://tools.ietf.org/html/rfc5077">TLS session tickets</link>. |
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Documented the "ssl_session_tickets" directive.
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473 </para> |
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|
474 |
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Documented the "ssl_session_tickets" directive.
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475 </directive> |
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|
476 |
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Documented the "ssl_session_tickets" directive.
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parents:
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diff
changeset
|
477 |
384
331a86bc51ff
English translation of ngx_http_ssl_module.
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parents:
diff
changeset
|
478 <directive name="ssl_session_timeout"> |
331a86bc51ff
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parents:
diff
changeset
|
479 <syntax><value>time</value></syntax> |
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diff
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|
480 <default>5m</default> |
331a86bc51ff
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parents:
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|
481 <context>http</context> |
331a86bc51ff
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parents:
diff
changeset
|
482 <context>server</context> |
331a86bc51ff
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parents:
diff
changeset
|
483 |
331a86bc51ff
English translation of ngx_http_ssl_module.
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diff
changeset
|
484 <para> |
331a86bc51ff
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parents:
diff
changeset
|
485 Specifies a time during which a client may reuse the |
331a86bc51ff
English translation of ngx_http_ssl_module.
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parents:
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changeset
|
486 session parameters stored in a cache. |
331a86bc51ff
English translation of ngx_http_ssl_module.
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diff
changeset
|
487 </para> |
331a86bc51ff
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parents:
diff
changeset
|
488 |
331a86bc51ff
English translation of ngx_http_ssl_module.
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parents:
diff
changeset
|
489 </directive> |
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English translation of ngx_http_ssl_module.
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parents:
diff
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|
490 |
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English translation of ngx_http_ssl_module.
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parents:
diff
changeset
|
491 |
695
2eb83e89b239
Added the OCSP stapling documentation in English.
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parents:
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diff
changeset
|
492 <directive name="ssl_stapling"> |
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Added the OCSP stapling documentation in English.
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changeset
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493 <syntax><literal>on</literal> | <literal>off</literal></syntax> |
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Added the OCSP stapling documentation in English.
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|
494 <default>off</default> |
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Added the OCSP stapling documentation in English.
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|
495 <context>http</context> |
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Added the OCSP stapling documentation in English.
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496 <context>server</context> |
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Added the OCSP stapling documentation in English.
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|
497 <appeared-in>1.3.7</appeared-in> |
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Added the OCSP stapling documentation in English.
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diff
changeset
|
498 |
2eb83e89b239
Added the OCSP stapling documentation in English.
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diff
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|
499 <para> |
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Added the OCSP stapling documentation in English.
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diff
changeset
|
500 Enables or disables |
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Added the OCSP stapling documentation in English.
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diff
changeset
|
501 <link url="http://tools.ietf.org/html/rfc4366#section-3.6">stapling |
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Added the OCSP stapling documentation in English.
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diff
changeset
|
502 of OCSP responses</link> by the server. |
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Added the OCSP stapling documentation in English.
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diff
changeset
|
503 Example: |
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|
504 <example> |
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diff
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|
505 ssl_stapling on; |
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|
506 resolver 192.0.2.1; |
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|
507 </example> |
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|
508 </para> |
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changeset
|
509 |
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diff
changeset
|
510 <para> |
966 | 511 For the OCSP stapling to work, the certificate of the server certificate |
512 issuer should be known. | |
712
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diff
changeset
|
513 If the <link id="ssl_certificate"/> file does |
695
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|
514 not contain intermediate certificates, |
966 | 515 the certificate of the server certificate issuer should be |
695
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|
516 present in the |
712
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Resolved ambiguity regarding lists of certificates and fixed links.
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|
517 <link id="ssl_trusted_certificate"/> file. |
695
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|
518 </para> |
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|
519 |
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|
520 <para> |
966 | 521 For a resolution of the OCSP responder hostname, |
522 the <link doc="ngx_http_core_module.xml" id="resolver"/> directive | |
523 should also be specified. | |
695
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|
524 </para> |
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changeset
|
525 |
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changeset
|
526 </directive> |
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diff
changeset
|
527 |
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|
528 |
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|
529 <directive name="ssl_stapling_file"> |
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diff
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|
530 <syntax><value>file</value></syntax> |
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|
531 <default/> |
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|
532 <context>http</context> |
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|
533 <context>server</context> |
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diff
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|
534 <appeared-in>1.3.7</appeared-in> |
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|
535 |
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|
536 <para> |
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changeset
|
537 When set, the stapled OCSP response will be taken from the |
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diff
changeset
|
538 specified <value>file</value> instead of querying |
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diff
changeset
|
539 the OCSP responder specified in the server certificate. |
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diff
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|
540 </para> |
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diff
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|
541 |
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parents:
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diff
changeset
|
542 <para> |
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diff
changeset
|
543 The file should be in the DER format as produced by the |
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Added the OCSP stapling documentation in English.
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diff
changeset
|
544 “<literal>openssl ocsp</literal>” command. |
2eb83e89b239
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diff
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|
545 </para> |
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changeset
|
546 |
2eb83e89b239
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diff
changeset
|
547 </directive> |
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diff
changeset
|
548 |
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diff
changeset
|
549 |
2eb83e89b239
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diff
changeset
|
550 <directive name="ssl_stapling_responder"> |
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diff
changeset
|
551 <syntax><value>url</value></syntax> |
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diff
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|
552 <default/> |
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parents:
589
diff
changeset
|
553 <context>http</context> |
2eb83e89b239
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diff
changeset
|
554 <context>server</context> |
2eb83e89b239
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diff
changeset
|
555 <appeared-in>1.3.7</appeared-in> |
2eb83e89b239
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parents:
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diff
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|
556 |
2eb83e89b239
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parents:
589
diff
changeset
|
557 <para> |
966 | 558 Overrides the URL of the OCSP responder specified in the |
695
2eb83e89b239
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parents:
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diff
changeset
|
559 “<link url="http://tools.ietf.org/html/rfc5280#section-4.2.2.1">Authority |
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parents:
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diff
changeset
|
560 Information Access</link>” certificate extension. |
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parents:
589
diff
changeset
|
561 </para> |
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parents:
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diff
changeset
|
562 |
2eb83e89b239
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parents:
589
diff
changeset
|
563 <para> |
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parents:
589
diff
changeset
|
564 Only “<literal>http://</literal>” OCSP responders are supported: |
2eb83e89b239
Added the OCSP stapling documentation in English.
Vladimir Homutov <vl@nginx.com>
parents:
589
diff
changeset
|
565 <example> |
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Added the OCSP stapling documentation in English.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
566 ssl_stapling_responder http://ocsp.example.com/; |
2eb83e89b239
Added the OCSP stapling documentation in English.
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diff
changeset
|
567 </example> |
2eb83e89b239
Added the OCSP stapling documentation in English.
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parents:
589
diff
changeset
|
568 </para> |
2eb83e89b239
Added the OCSP stapling documentation in English.
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parents:
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diff
changeset
|
569 |
2eb83e89b239
Added the OCSP stapling documentation in English.
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parents:
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diff
changeset
|
570 </directive> |
2eb83e89b239
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parents:
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diff
changeset
|
571 |
2eb83e89b239
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diff
changeset
|
572 |
2eb83e89b239
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diff
changeset
|
573 <directive name="ssl_stapling_verify"> |
2eb83e89b239
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parents:
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diff
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|
574 <syntax><literal>on</literal> | <literal>off</literal></syntax> |
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parents:
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diff
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|
575 <default>off</default> |
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parents:
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diff
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|
576 <context>http</context> |
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589
diff
changeset
|
577 <context>server</context> |
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parents:
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diff
changeset
|
578 <appeared-in>1.3.7</appeared-in> |
2eb83e89b239
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parents:
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diff
changeset
|
579 |
2eb83e89b239
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parents:
589
diff
changeset
|
580 <para> |
2eb83e89b239
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parents:
589
diff
changeset
|
581 Enables or disables verification of OCSP responses by the server. |
2eb83e89b239
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parents:
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diff
changeset
|
582 </para> |
2eb83e89b239
Added the OCSP stapling documentation in English.
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parents:
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diff
changeset
|
583 |
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parents:
589
diff
changeset
|
584 <para> |
966 | 585 For verification to work, the certificate of the server certificate |
586 issuer, the root certificate, and all intermediate certificates | |
695
2eb83e89b239
Added the OCSP stapling documentation in English.
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parents:
589
diff
changeset
|
587 should be configured as trusted using the |
2eb83e89b239
Added the OCSP stapling documentation in English.
Vladimir Homutov <vl@nginx.com>
parents:
589
diff
changeset
|
588 <link id="ssl_trusted_certificate"/> directive. |
2eb83e89b239
Added the OCSP stapling documentation in English.
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parents:
589
diff
changeset
|
589 </para> |
2eb83e89b239
Added the OCSP stapling documentation in English.
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parents:
589
diff
changeset
|
590 |
2eb83e89b239
Added the OCSP stapling documentation in English.
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parents:
589
diff
changeset
|
591 </directive> |
2eb83e89b239
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parents:
589
diff
changeset
|
592 |
2eb83e89b239
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Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
593 |
2eb83e89b239
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parents:
589
diff
changeset
|
594 <directive name="ssl_trusted_certificate"> |
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parents:
589
diff
changeset
|
595 <syntax><value>file</value></syntax> |
2eb83e89b239
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Vladimir Homutov <vl@nginx.com>
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diff
changeset
|
596 <default/> |
2eb83e89b239
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parents:
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diff
changeset
|
597 <context>http</context> |
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Added the OCSP stapling documentation in English.
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parents:
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diff
changeset
|
598 <context>server</context> |
2eb83e89b239
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parents:
589
diff
changeset
|
599 <appeared-in>1.3.7</appeared-in> |
2eb83e89b239
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parents:
589
diff
changeset
|
600 |
2eb83e89b239
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parents:
589
diff
changeset
|
601 <para> |
715
3f25469cbc49
Highlighted 'file' parameters in the http_ssl_module directives.
Vladimir Homutov <vl@nginx.com>
parents:
712
diff
changeset
|
602 Specifies a <value>file</value> with trusted CA certificates in the PEM format |
695
2eb83e89b239
Added the OCSP stapling documentation in English.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
603 used to verify client certificates and |
2eb83e89b239
Added the OCSP stapling documentation in English.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
604 OCSP responses if <link id="ssl_stapling"/> is enabled. |
2eb83e89b239
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parents:
589
diff
changeset
|
605 </para> |
2eb83e89b239
Added the OCSP stapling documentation in English.
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parents:
589
diff
changeset
|
606 |
2eb83e89b239
Added the OCSP stapling documentation in English.
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parents:
589
diff
changeset
|
607 <para> |
966 | 608 In contrast to the certificate set by <link id="ssl_client_certificate"/>, |
609 the list of these certificates will not be sent to clients. | |
695
2eb83e89b239
Added the OCSP stapling documentation in English.
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diff
changeset
|
610 </para> |
2eb83e89b239
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parents:
589
diff
changeset
|
611 |
2eb83e89b239
Added the OCSP stapling documentation in English.
Vladimir Homutov <vl@nginx.com>
parents:
589
diff
changeset
|
612 </directive> |
2eb83e89b239
Added the OCSP stapling documentation in English.
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parents:
589
diff
changeset
|
613 |
2eb83e89b239
Added the OCSP stapling documentation in English.
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parents:
589
diff
changeset
|
614 |
384
331a86bc51ff
English translation of ngx_http_ssl_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
615 <directive name="ssl_verify_client"> |
331a86bc51ff
English translation of ngx_http_ssl_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
616 <syntax> |
331a86bc51ff
English translation of ngx_http_ssl_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
617 <literal>on</literal> | <literal>off</literal> | |
717
c5facf2eff6f
Documented the recently added "optional_no_ca" parameter of the
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parents:
715
diff
changeset
|
618 <literal>optional</literal> | <literal>optional_no_ca</literal></syntax> |
384
331a86bc51ff
English translation of ngx_http_ssl_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
619 <default>off</default> |
331a86bc51ff
English translation of ngx_http_ssl_module.
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parents:
diff
changeset
|
620 <context>http</context> |
331a86bc51ff
English translation of ngx_http_ssl_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
621 <context>server</context> |
331a86bc51ff
English translation of ngx_http_ssl_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
622 |
331a86bc51ff
English translation of ngx_http_ssl_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
623 <para> |
717
c5facf2eff6f
Documented the recently added "optional_no_ca" parameter of the
Ruslan Ermilov <ru@nginx.com>
parents:
715
diff
changeset
|
624 Enables verification of client certificates. |
966 | 625 The verification result is stored in the |
384
331a86bc51ff
English translation of ngx_http_ssl_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
626 <var>$ssl_client_verify</var> variable. |
331a86bc51ff
English translation of ngx_http_ssl_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
627 </para> |
331a86bc51ff
English translation of ngx_http_ssl_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
628 |
717
c5facf2eff6f
Documented the recently added "optional_no_ca" parameter of the
Ruslan Ermilov <ru@nginx.com>
parents:
715
diff
changeset
|
629 <para> |
c5facf2eff6f
Documented the recently added "optional_no_ca" parameter of the
Ruslan Ermilov <ru@nginx.com>
parents:
715
diff
changeset
|
630 The <literal>optional</literal> parameter (0.8.7+) requests the client |
966 | 631 certificate and verifies it if the certificate is present. |
717
c5facf2eff6f
Documented the recently added "optional_no_ca" parameter of the
Ruslan Ermilov <ru@nginx.com>
parents:
715
diff
changeset
|
632 </para> |
c5facf2eff6f
Documented the recently added "optional_no_ca" parameter of the
Ruslan Ermilov <ru@nginx.com>
parents:
715
diff
changeset
|
633 |
c5facf2eff6f
Documented the recently added "optional_no_ca" parameter of the
Ruslan Ermilov <ru@nginx.com>
parents:
715
diff
changeset
|
634 <para> |
763
cd581dbdaf76
The "optional_no_ca" parameter of the "ssl_verify_client" directive
Ruslan Ermilov <ru@nginx.com>
parents:
717
diff
changeset
|
635 The <literal>optional_no_ca</literal> parameter (1.3.8, 1.2.5) |
cd581dbdaf76
The "optional_no_ca" parameter of the "ssl_verify_client" directive
Ruslan Ermilov <ru@nginx.com>
parents:
717
diff
changeset
|
636 requests the client |
717
c5facf2eff6f
Documented the recently added "optional_no_ca" parameter of the
Ruslan Ermilov <ru@nginx.com>
parents:
715
diff
changeset
|
637 certificate but does not require it to be signed by a trusted CA certificate. |
966 | 638 This is intended for the use in cases when a service that is external to nginx |
639 performs the actual certificate verification. | |
640 The contents of the certificate is accessible through the | |
717
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Documented the recently added "optional_no_ca" parameter of the
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changeset
|
641 <var>$ssl_client_cert</var> variable. |
c5facf2eff6f
Documented the recently added "optional_no_ca" parameter of the
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|
642 </para> |
c5facf2eff6f
Documented the recently added "optional_no_ca" parameter of the
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diff
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|
643 |
384
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English translation of ngx_http_ssl_module.
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|
644 </directive> |
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645 |
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646 |
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diff
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|
647 <directive name="ssl_verify_depth"> |
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648 <syntax><value>number</value></syntax> |
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|
649 <default>1</default> |
331a86bc51ff
English translation of ngx_http_ssl_module.
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|
650 <context>http</context> |
331a86bc51ff
English translation of ngx_http_ssl_module.
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diff
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|
651 <context>server</context> |
331a86bc51ff
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|
652 |
331a86bc51ff
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|
653 <para> |
966 | 654 Sets the verification depth in the client certificates chain. |
384
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|
655 </para> |
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|
656 |
331a86bc51ff
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|
657 </directive> |
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|
658 |
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|
659 </section> |
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|
660 |
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English translation of ngx_http_ssl_module.
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661 |
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662 <section id="errors" name="Error Processing"> |
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663 |
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|
664 <para> |
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665 The <literal>ngx_http_ssl_module</literal> module supports several |
331a86bc51ff
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666 non-standard error codes that can be used for redirects using the |
331a86bc51ff
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667 <link doc="ngx_http_core_module.xml" id="error_page"/> directive: |
331a86bc51ff
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|
668 <list type="tag"> |
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669 |
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670 <tag-name>495</tag-name> |
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|
671 <tag-desc> |
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672 an error has occurred during the client certificate verification; |
331a86bc51ff
English translation of ngx_http_ssl_module.
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|
673 </tag-desc> |
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|
674 |
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675 <tag-name>496</tag-name> |
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676 <tag-desc> |
966 | 677 a client has not presented the required certificate; |
384
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|
678 </tag-desc> |
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|
679 |
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|
680 <tag-name>497</tag-name> |
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681 <tag-desc> |
966 | 682 a regular request has been sent to the HTTPS port. |
384
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|
683 </tag-desc> |
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|
684 |
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|
685 </list> |
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|
686 </para> |
331a86bc51ff
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|
687 |
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|
688 <para> |
966 | 689 The redirection happens after the request is fully parsed and |
690 the variables, such as <var>$request_uri</var>, | |
691 <var>$uri</var>, <var>$args</var> and others, are available. | |
384
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|
692 </para> |
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English translation of ngx_http_ssl_module.
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|
693 |
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English translation of ngx_http_ssl_module.
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diff
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|
694 </section> |
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diff
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|
695 |
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English translation of ngx_http_ssl_module.
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diff
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|
696 |
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parents:
diff
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|
697 <section id="variables" name="Embedded Variables"> |
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diff
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|
698 |
331a86bc51ff
English translation of ngx_http_ssl_module.
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parents:
diff
changeset
|
699 <para> |
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parents:
diff
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|
700 The <literal>ngx_http_ssl_module</literal> module supports |
331a86bc51ff
English translation of ngx_http_ssl_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
701 several embedded variables: |
331a86bc51ff
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parents:
diff
changeset
|
702 <list type="tag"> |
331a86bc51ff
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Ruslan Ermilov <ru@nginx.com>
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|
703 |
1155
07402a11fd8d
Assigned IDs to tags describing variables.
Vladimir Homutov <vl@nginx.com>
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|
704 <tag-name id="var_ssl_cipher"><var>$ssl_cipher</var></tag-name> |
384
331a86bc51ff
English translation of ngx_http_ssl_module.
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parents:
diff
changeset
|
705 <tag-desc> |
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
706 returns the string of ciphers used |
331a86bc51ff
English translation of ngx_http_ssl_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
707 for an established SSL connection; |
331a86bc51ff
English translation of ngx_http_ssl_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
708 </tag-desc> |
331a86bc51ff
English translation of ngx_http_ssl_module.
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parents:
diff
changeset
|
709 |
1155
07402a11fd8d
Assigned IDs to tags describing variables.
Vladimir Homutov <vl@nginx.com>
parents:
1144
diff
changeset
|
710 <tag-name id="var_ssl_client_cert"><var>$ssl_client_cert</var></tag-name> |
384
331a86bc51ff
English translation of ngx_http_ssl_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
711 <tag-desc> |
331a86bc51ff
English translation of ngx_http_ssl_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
712 returns the client certificate in the PEM format |
331a86bc51ff
English translation of ngx_http_ssl_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
713 for an established SSL connection, with each line except the first |
331a86bc51ff
English translation of ngx_http_ssl_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
714 prepended with the tab character; |
331a86bc51ff
English translation of ngx_http_ssl_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
715 this is intended for the use in the |
331a86bc51ff
English translation of ngx_http_ssl_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
716 <link doc="ngx_http_proxy_module.xml" id="proxy_set_header"/> directive; |
331a86bc51ff
English translation of ngx_http_ssl_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
717 </tag-desc> |
331a86bc51ff
English translation of ngx_http_ssl_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
718 |
1201
db4b017b5796
SSL: documented the ssl_client_fingerprint variable.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
1167
diff
changeset
|
719 <tag-name id="var_ssl_client_fingerprint"><var>$ssl_client_fingerprint</var></tag-name> |
db4b017b5796
SSL: documented the ssl_client_fingerprint variable.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
1167
diff
changeset
|
720 <tag-desc> |
db4b017b5796
SSL: documented the ssl_client_fingerprint variable.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
1167
diff
changeset
|
721 returns the SHA1 fingerprint of the client certificate |
db4b017b5796
SSL: documented the ssl_client_fingerprint variable.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
1167
diff
changeset
|
722 for an established SSL connection (1.7.1); |
db4b017b5796
SSL: documented the ssl_client_fingerprint variable.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
1167
diff
changeset
|
723 </tag-desc> |
db4b017b5796
SSL: documented the ssl_client_fingerprint variable.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
1167
diff
changeset
|
724 |
1155
07402a11fd8d
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Vladimir Homutov <vl@nginx.com>
parents:
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diff
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|
725 <tag-name id="var_ssl_client_raw_cert"><var>$ssl_client_raw_cert</var> |
07402a11fd8d
Assigned IDs to tags describing variables.
Vladimir Homutov <vl@nginx.com>
parents:
1144
diff
changeset
|
726 </tag-name> |
384
331a86bc51ff
English translation of ngx_http_ssl_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
727 <tag-desc> |
331a86bc51ff
English translation of ngx_http_ssl_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
728 returns the client certificate in the PEM format |
331a86bc51ff
English translation of ngx_http_ssl_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
729 for an established SSL connection; |
331a86bc51ff
English translation of ngx_http_ssl_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
730 </tag-desc> |
331a86bc51ff
English translation of ngx_http_ssl_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
731 |
1155
07402a11fd8d
Assigned IDs to tags describing variables.
Vladimir Homutov <vl@nginx.com>
parents:
1144
diff
changeset
|
732 <tag-name id="var_ssl_client_serial"><var>$ssl_client_serial</var></tag-name> |
384
331a86bc51ff
English translation of ngx_http_ssl_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
733 <tag-desc> |
331a86bc51ff
English translation of ngx_http_ssl_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
734 returns the serial number of the client certificate |
331a86bc51ff
English translation of ngx_http_ssl_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
735 for an established SSL connection; |
331a86bc51ff
English translation of ngx_http_ssl_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
736 </tag-desc> |
331a86bc51ff
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
737 |
1155
07402a11fd8d
Assigned IDs to tags describing variables.
Vladimir Homutov <vl@nginx.com>
parents:
1144
diff
changeset
|
738 <tag-name id="var_ssl_client_s_dn"><var>$ssl_client_s_dn</var></tag-name> |
384
331a86bc51ff
English translation of ngx_http_ssl_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
739 <tag-desc> |
331a86bc51ff
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
740 returns the “subject DN” string of the client certificate |
331a86bc51ff
English translation of ngx_http_ssl_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
741 for an established SSL connection; |
331a86bc51ff
English translation of ngx_http_ssl_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
742 </tag-desc> |
331a86bc51ff
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
743 |
1155
07402a11fd8d
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Vladimir Homutov <vl@nginx.com>
parents:
1144
diff
changeset
|
744 <tag-name id="var_ssl_client_i_dn"><var>$ssl_client_i_dn</var></tag-name> |
384
331a86bc51ff
English translation of ngx_http_ssl_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
745 <tag-desc> |
331a86bc51ff
English translation of ngx_http_ssl_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
746 returns the “issuer DN” string of the client certificate |
331a86bc51ff
English translation of ngx_http_ssl_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
747 for an established SSL connection; |
331a86bc51ff
English translation of ngx_http_ssl_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
748 </tag-desc> |
331a86bc51ff
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Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
749 |
1155
07402a11fd8d
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Vladimir Homutov <vl@nginx.com>
parents:
1144
diff
changeset
|
750 <tag-name id="var_ssl_client_verify"><var>$ssl_client_verify</var></tag-name> |
384
331a86bc51ff
English translation of ngx_http_ssl_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
751 <tag-desc> |
331a86bc51ff
English translation of ngx_http_ssl_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
752 returns the result of client certificate verification: |
331a86bc51ff
English translation of ngx_http_ssl_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
753 “<literal>SUCCESS</literal>”, “<literal>FAILED</literal>”, and |
331a86bc51ff
English translation of ngx_http_ssl_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
754 “<literal>NONE</literal>” if a certificate was not present; |
331a86bc51ff
English translation of ngx_http_ssl_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
755 </tag-desc> |
331a86bc51ff
English translation of ngx_http_ssl_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
756 |
1155
07402a11fd8d
Assigned IDs to tags describing variables.
Vladimir Homutov <vl@nginx.com>
parents:
1144
diff
changeset
|
757 <tag-name id="var_ssl_protocol"><var>$ssl_protocol</var></tag-name> |
384
331a86bc51ff
English translation of ngx_http_ssl_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
758 <tag-desc> |
331a86bc51ff
English translation of ngx_http_ssl_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
759 returns the protocol of an established SSL connection; |
331a86bc51ff
English translation of ngx_http_ssl_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
760 </tag-desc> |
331a86bc51ff
English translation of ngx_http_ssl_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
761 |
1167
cac06b81957c
Documented the $ssl_server_name variable.
Ruslan Ermilov <ru@nginx.com>
parents:
1155
diff
changeset
|
762 <tag-name id="var_ssl_server_name"><var>$ssl_server_name</var></tag-name> |
cac06b81957c
Documented the $ssl_server_name variable.
Ruslan Ermilov <ru@nginx.com>
parents:
1155
diff
changeset
|
763 <tag-desc> |
cac06b81957c
Documented the $ssl_server_name variable.
Ruslan Ermilov <ru@nginx.com>
parents:
1155
diff
changeset
|
764 returns the server name requested through |
cac06b81957c
Documented the $ssl_server_name variable.
Ruslan Ermilov <ru@nginx.com>
parents:
1155
diff
changeset
|
765 <link url="http://en.wikipedia.org/wiki/Server_Name_Indication">SNI</link> |
cac06b81957c
Documented the $ssl_server_name variable.
Ruslan Ermilov <ru@nginx.com>
parents:
1155
diff
changeset
|
766 (1.7.0); |
cac06b81957c
Documented the $ssl_server_name variable.
Ruslan Ermilov <ru@nginx.com>
parents:
1155
diff
changeset
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767 </tag-desc> |
cac06b81957c
Documented the $ssl_server_name variable.
Ruslan Ermilov <ru@nginx.com>
parents:
1155
diff
changeset
|
768 |
1155
07402a11fd8d
Assigned IDs to tags describing variables.
Vladimir Homutov <vl@nginx.com>
parents:
1144
diff
changeset
|
769 <tag-name id="var_ssl_session_id"><var>$ssl_session_id</var></tag-name> |
384
331a86bc51ff
English translation of ngx_http_ssl_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
770 <tag-desc> |
1072
502f4be2d62e
Documented the "ssl_session_reused" variable.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
1055
diff
changeset
|
771 returns the session identifier of an established SSL connection; |
502f4be2d62e
Documented the "ssl_session_reused" variable.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
1055
diff
changeset
|
772 </tag-desc> |
502f4be2d62e
Documented the "ssl_session_reused" variable.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
1055
diff
changeset
|
773 |
1155
07402a11fd8d
Assigned IDs to tags describing variables.
Vladimir Homutov <vl@nginx.com>
parents:
1144
diff
changeset
|
774 <tag-name id="var_ssl_session_reused"><var>$ssl_session_reused</var></tag-name> |
1072
502f4be2d62e
Documented the "ssl_session_reused" variable.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
1055
diff
changeset
|
775 <tag-desc> |
502f4be2d62e
Documented the "ssl_session_reused" variable.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
1055
diff
changeset
|
776 returns “<literal>r</literal>” if an SSL session was reused, |
502f4be2d62e
Documented the "ssl_session_reused" variable.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
1055
diff
changeset
|
777 or “<literal>.</literal>” otherwise (1.5.11). |
384
331a86bc51ff
English translation of ngx_http_ssl_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
778 </tag-desc> |
331a86bc51ff
English translation of ngx_http_ssl_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
779 |
331a86bc51ff
English translation of ngx_http_ssl_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
780 </list> |
331a86bc51ff
English translation of ngx_http_ssl_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
781 </para> |
331a86bc51ff
English translation of ngx_http_ssl_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
782 |
331a86bc51ff
English translation of ngx_http_ssl_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
783 </section> |
331a86bc51ff
English translation of ngx_http_ssl_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
784 |
331a86bc51ff
English translation of ngx_http_ssl_module.
Ruslan Ermilov <ru@nginx.com>
parents:
diff
changeset
|
785 </module> |