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| <pre><span class="sourceLineNo">001</span><a id="line.1">package org.apache.archiva.redback.integration.filter.authentication.digest;</a> |
| <span class="sourceLineNo">002</span><a id="line.2"></a> |
| <span class="sourceLineNo">003</span><a id="line.3">/*</a> |
| <span class="sourceLineNo">004</span><a id="line.4"> * Licensed to the Apache Software Foundation (ASF) under one</a> |
| <span class="sourceLineNo">005</span><a id="line.5"> * or more contributor license agreements. See the NOTICE file</a> |
| <span class="sourceLineNo">006</span><a id="line.6"> * distributed with this work for additional information</a> |
| <span class="sourceLineNo">007</span><a id="line.7"> * regarding copyright ownership. The ASF licenses this file</a> |
| <span class="sourceLineNo">008</span><a id="line.8"> * to you under the Apache License, Version 2.0 (the</a> |
| <span class="sourceLineNo">009</span><a id="line.9"> * "License"); you may not use this file except in compliance</a> |
| <span class="sourceLineNo">010</span><a id="line.10"> * with the License. You may obtain a copy of the License at</a> |
| <span class="sourceLineNo">011</span><a id="line.11"> *</a> |
| <span class="sourceLineNo">012</span><a id="line.12"> * http://www.apache.org/licenses/LICENSE-2.0</a> |
| <span class="sourceLineNo">013</span><a id="line.13"> *</a> |
| <span class="sourceLineNo">014</span><a id="line.14"> * Unless required by applicable law or agreed to in writing,</a> |
| <span class="sourceLineNo">015</span><a id="line.15"> * software distributed under the License is distributed on an</a> |
| <span class="sourceLineNo">016</span><a id="line.16"> * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY</a> |
| <span class="sourceLineNo">017</span><a id="line.17"> * KIND, either express or implied. See the License for the</a> |
| <span class="sourceLineNo">018</span><a id="line.18"> * specific language governing permissions and limitations</a> |
| <span class="sourceLineNo">019</span><a id="line.19"> * under the License.</a> |
| <span class="sourceLineNo">020</span><a id="line.20"> */</a> |
| <span class="sourceLineNo">021</span><a id="line.21"></a> |
| <span class="sourceLineNo">022</span><a id="line.22">import org.apache.archiva.redback.authentication.AuthenticationException;</a> |
| <span class="sourceLineNo">023</span><a id="line.23">import org.apache.archiva.redback.authentication.AuthenticationResult;</a> |
| <span class="sourceLineNo">024</span><a id="line.24">import org.apache.archiva.redback.authentication.TokenBasedAuthenticationDataSource;</a> |
| <span class="sourceLineNo">025</span><a id="line.25">import org.apache.archiva.redback.integration.filter.authentication.HttpAuthenticationException;</a> |
| <span class="sourceLineNo">026</span><a id="line.26">import org.apache.archiva.redback.integration.filter.authentication.HttpAuthenticator;</a> |
| <span class="sourceLineNo">027</span><a id="line.27">import org.apache.archiva.redback.policy.AccountLockedException;</a> |
| <span class="sourceLineNo">028</span><a id="line.28">import org.apache.archiva.redback.policy.MustChangePasswordException;</a> |
| <span class="sourceLineNo">029</span><a id="line.29">import org.apache.archiva.redback.users.User;</a> |
| <span class="sourceLineNo">030</span><a id="line.30">import org.apache.archiva.redback.users.UserManager;</a> |
| <span class="sourceLineNo">031</span><a id="line.31">import org.apache.archiva.redback.users.UserManagerException;</a> |
| <span class="sourceLineNo">032</span><a id="line.32">import org.apache.archiva.redback.users.UserNotFoundException;</a> |
| <span class="sourceLineNo">033</span><a id="line.33">import org.apache.commons.codec.binary.Base64;</a> |
| <span class="sourceLineNo">034</span><a id="line.34">import org.apache.commons.lang3.StringUtils;</a> |
| <span class="sourceLineNo">035</span><a id="line.35">import org.springframework.stereotype.Service;</a> |
| <span class="sourceLineNo">036</span><a id="line.36"></a> |
| <span class="sourceLineNo">037</span><a id="line.37">import javax.inject.Inject;</a> |
| <span class="sourceLineNo">038</span><a id="line.38">import javax.inject.Named;</a> |
| <span class="sourceLineNo">039</span><a id="line.39">import javax.servlet.http.HttpServletRequest;</a> |
| <span class="sourceLineNo">040</span><a id="line.40">import javax.servlet.http.HttpServletResponse;</a> |
| <span class="sourceLineNo">041</span><a id="line.41">import javax.servlet.http.HttpSession;</a> |
| <span class="sourceLineNo">042</span><a id="line.42">import java.io.IOException;</a> |
| <span class="sourceLineNo">043</span><a id="line.43"></a> |
| <span class="sourceLineNo">044</span><a id="line.44">/**</a> |
| <span class="sourceLineNo">045</span><a id="line.45"> * HttpDigestAuthentication methods for working with <a href="http://www.faqs.org/rfcs/rfc2617.html">RFC 2617 HTTP Authentication</a>.</a> |
| <span class="sourceLineNo">046</span><a id="line.46"> *</a> |
| <span class="sourceLineNo">047</span><a id="line.47"> * @author <a href="mailto:joakim@erdfelt.com">Joakim Erdfelt</a></a> |
| <span class="sourceLineNo">048</span><a id="line.48"> */</a> |
| <span class="sourceLineNo">049</span><a id="line.49">@Service("httpAuthenticator#digest")</a> |
| <span class="sourceLineNo">050</span><a id="line.50">public class HttpDigestAuthentication</a> |
| <span class="sourceLineNo">051</span><a id="line.51"> extends HttpAuthenticator</a> |
| <span class="sourceLineNo">052</span><a id="line.52">{</a> |
| <span class="sourceLineNo">053</span><a id="line.53"> @Inject</a> |
| <span class="sourceLineNo">054</span><a id="line.54"> @Named(value = "userManager#default")</a> |
| <span class="sourceLineNo">055</span><a id="line.55"> private UserManager userManager;</a> |
| <span class="sourceLineNo">056</span><a id="line.56"></a> |
| <span class="sourceLineNo">057</span><a id="line.57"> /**</a> |
| <span class="sourceLineNo">058</span><a id="line.58"> *</a> |
| <span class="sourceLineNo">059</span><a id="line.59"> */</a> |
| <span class="sourceLineNo">060</span><a id="line.60"> private int nonceLifetimeSeconds = 300;</a> |
| <span class="sourceLineNo">061</span><a id="line.61"></a> |
| <span class="sourceLineNo">062</span><a id="line.62"> /**</a> |
| <span class="sourceLineNo">063</span><a id="line.63"> * NOTE: Must be alphanumeric.</a> |
| <span class="sourceLineNo">064</span><a id="line.64"> */</a> |
| <span class="sourceLineNo">065</span><a id="line.65"> private String digestKey = "OrycteropusAfer";</a> |
| <span class="sourceLineNo">066</span><a id="line.66"></a> |
| <span class="sourceLineNo">067</span><a id="line.67"> private String realm;</a> |
| <span class="sourceLineNo">068</span><a id="line.68"></a> |
| <span class="sourceLineNo">069</span><a id="line.69"> public String getId()</a> |
| <span class="sourceLineNo">070</span><a id="line.70"> {</a> |
| <span class="sourceLineNo">071</span><a id="line.71"> return HttpDigestAuthentication.class.getName();</a> |
| <span class="sourceLineNo">072</span><a id="line.72"> }</a> |
| <span class="sourceLineNo">073</span><a id="line.73"></a> |
| <span class="sourceLineNo">074</span><a id="line.74"> public AuthenticationResult getAuthenticationResult( HttpServletRequest request, HttpServletResponse response )</a> |
| <span class="sourceLineNo">075</span><a id="line.75"> throws AuthenticationException, AccountLockedException, MustChangePasswordException</a> |
| <span class="sourceLineNo">076</span><a id="line.76"> {</a> |
| <span class="sourceLineNo">077</span><a id="line.77"> HttpSession httpSession = request.getSession( true );</a> |
| <span class="sourceLineNo">078</span><a id="line.78"> if ( isAlreadyAuthenticated( httpSession ) )</a> |
| <span class="sourceLineNo">079</span><a id="line.79"> {</a> |
| <span class="sourceLineNo">080</span><a id="line.80"> return getSecuritySession( httpSession ).getAuthenticationResult();</a> |
| <span class="sourceLineNo">081</span><a id="line.81"> }</a> |
| <span class="sourceLineNo">082</span><a id="line.82"></a> |
| <span class="sourceLineNo">083</span><a id="line.83"> TokenBasedAuthenticationDataSource authDataSource = new TokenBasedAuthenticationDataSource();</a> |
| <span class="sourceLineNo">084</span><a id="line.84"> String authHeader = request.getHeader( "Authorization" );</a> |
| <span class="sourceLineNo">085</span><a id="line.85"></a> |
| <span class="sourceLineNo">086</span><a id="line.86"> // in tomcat this is : authorization=Basic YWRtaW46TWFuYWdlMDc=</a> |
| <span class="sourceLineNo">087</span><a id="line.87"> if ( authHeader == null )</a> |
| <span class="sourceLineNo">088</span><a id="line.88"> {</a> |
| <span class="sourceLineNo">089</span><a id="line.89"> authHeader = request.getHeader( "authorization" );</a> |
| <span class="sourceLineNo">090</span><a id="line.90"> }</a> |
| <span class="sourceLineNo">091</span><a id="line.91"></a> |
| <span class="sourceLineNo">092</span><a id="line.92"> if ( ( authHeader != null ) && authHeader.startsWith( "Digest " ) )</a> |
| <span class="sourceLineNo">093</span><a id="line.93"> {</a> |
| <span class="sourceLineNo">094</span><a id="line.94"> String rawDigestHeader = authHeader.substring( 7 );</a> |
| <span class="sourceLineNo">095</span><a id="line.95"></a> |
| <span class="sourceLineNo">096</span><a id="line.96"> HttpDigestHeader digestHeader = new HttpDigestHeader();</a> |
| <span class="sourceLineNo">097</span><a id="line.97"> digestHeader.parseClientHeader( rawDigestHeader, getRealm(), digestKey );</a> |
| <span class="sourceLineNo">098</span><a id="line.98"></a> |
| <span class="sourceLineNo">099</span><a id="line.99"> // Lookup password for presented username</a> |
| <span class="sourceLineNo">100</span><a id="line.100"> User user = findUser( digestHeader.username );</a> |
| <span class="sourceLineNo">101</span><a id="line.101"> authDataSource.setPrincipal( user.getUsername() );</a> |
| <span class="sourceLineNo">102</span><a id="line.102"></a> |
| <span class="sourceLineNo">103</span><a id="line.103"> String serverSideHash = generateDigestHash( digestHeader, user.getPassword(), request.getMethod() );</a> |
| <span class="sourceLineNo">104</span><a id="line.104"></a> |
| <span class="sourceLineNo">105</span><a id="line.105"> if ( !StringUtils.equals( serverSideHash, digestHeader.response ) )</a> |
| <span class="sourceLineNo">106</span><a id="line.106"> {</a> |
| <span class="sourceLineNo">107</span><a id="line.107"> throw new HttpAuthenticationException( "Digest response was invalid." );</a> |
| <span class="sourceLineNo">108</span><a id="line.108"> }</a> |
| <span class="sourceLineNo">109</span><a id="line.109"> }</a> |
| <span class="sourceLineNo">110</span><a id="line.110"></a> |
| <span class="sourceLineNo">111</span><a id="line.111"> return super.authenticate( authDataSource, httpSession );</a> |
| <span class="sourceLineNo">112</span><a id="line.112"> }</a> |
| <span class="sourceLineNo">113</span><a id="line.113"></a> |
| <span class="sourceLineNo">114</span><a id="line.114"> public User findUser( String username )</a> |
| <span class="sourceLineNo">115</span><a id="line.115"> throws HttpAuthenticationException</a> |
| <span class="sourceLineNo">116</span><a id="line.116"> {</a> |
| <span class="sourceLineNo">117</span><a id="line.117"> try</a> |
| <span class="sourceLineNo">118</span><a id="line.118"> {</a> |
| <span class="sourceLineNo">119</span><a id="line.119"> return userManager.findUser( username );</a> |
| <span class="sourceLineNo">120</span><a id="line.120"> }</a> |
| <span class="sourceLineNo">121</span><a id="line.121"> catch ( UserNotFoundException e )</a> |
| <span class="sourceLineNo">122</span><a id="line.122"> {</a> |
| <span class="sourceLineNo">123</span><a id="line.123"> String msg = "Unable to find primary user '" + username + "'.";</a> |
| <span class="sourceLineNo">124</span><a id="line.124"> log.error( msg, e );</a> |
| <span class="sourceLineNo">125</span><a id="line.125"> throw new HttpAuthenticationException( msg, e );</a> |
| <span class="sourceLineNo">126</span><a id="line.126"> }</a> |
| <span class="sourceLineNo">127</span><a id="line.127"> catch ( UserManagerException e )</a> |
| <span class="sourceLineNo">128</span><a id="line.128"> {</a> |
| <span class="sourceLineNo">129</span><a id="line.129"> log.error( "issue find user {}, message: {}", username, e.getMessage(), e );</a> |
| <span class="sourceLineNo">130</span><a id="line.130"> throw new HttpAuthenticationException( "issue find user " + username + ", message: " + e.getMessage(), e );</a> |
| <span class="sourceLineNo">131</span><a id="line.131"> }</a> |
| <span class="sourceLineNo">132</span><a id="line.132"> }</a> |
| <span class="sourceLineNo">133</span><a id="line.133"></a> |
| <span class="sourceLineNo">134</span><a id="line.134"> /**</a> |
| <span class="sourceLineNo">135</span><a id="line.135"> * Issue HTTP Digest Authentication Challenge</a> |
| <span class="sourceLineNo">136</span><a id="line.136"> *</a> |
| <span class="sourceLineNo">137</span><a id="line.137"> * @param request the request to use.</a> |
| <span class="sourceLineNo">138</span><a id="line.138"> * @param response the response to use.</a> |
| <span class="sourceLineNo">139</span><a id="line.139"> * @param realmName the realm name to state.</a> |
| <span class="sourceLineNo">140</span><a id="line.140"> * @param exception the exception to base the message off of.</a> |
| <span class="sourceLineNo">141</span><a id="line.141"> * @throws IOException if there was a problem with the {@link HttpServletResponse#sendError(int, String)} call.</a> |
| <span class="sourceLineNo">142</span><a id="line.142"> */</a> |
| <span class="sourceLineNo">143</span><a id="line.143"> public void challenge( HttpServletRequest request, HttpServletResponse response, String realmName,</a> |
| <span class="sourceLineNo">144</span><a id="line.144"> AuthenticationException exception )</a> |
| <span class="sourceLineNo">145</span><a id="line.145"> throws IOException</a> |
| <span class="sourceLineNo">146</span><a id="line.146"> {</a> |
| <span class="sourceLineNo">147</span><a id="line.147"> // The Challenge Header</a> |
| <span class="sourceLineNo">148</span><a id="line.148"> StringBuilder authHeader = new StringBuilder();</a> |
| <span class="sourceLineNo">149</span><a id="line.149"> authHeader.append( "Digest " );</a> |
| <span class="sourceLineNo">150</span><a id="line.150"> // [REQUIRED] The name to appear in the dialog box to the user.</a> |
| <span class="sourceLineNo">151</span><a id="line.151"> authHeader.append( "realm=\"" ).append( realmName ).append( "\"" );</a> |
| <span class="sourceLineNo">152</span><a id="line.152"> // [OPTIONAL] We do not use the optional 'domain' header.</a> |
| <span class="sourceLineNo">153</span><a id="line.153"> // authHeader.append( "domain=\"" ).append( domain ).append( "\"" );</a> |
| <span class="sourceLineNo">154</span><a id="line.154"> // [REQUIRED] Nonce specification.</a> |
| <span class="sourceLineNo">155</span><a id="line.155"> authHeader.append( ", nonce=\"" );</a> |
| <span class="sourceLineNo">156</span><a id="line.156"> long timestamp = System.currentTimeMillis() + ( nonceLifetimeSeconds * 1000 );</a> |
| <span class="sourceLineNo">157</span><a id="line.157"> // Not using ETag from RFC 2617 intentionally.</a> |
| <span class="sourceLineNo">158</span><a id="line.158"> String hraw = String.valueOf( timestamp ) + ":" + digestKey;</a> |
| <span class="sourceLineNo">159</span><a id="line.159"> String rawnonce = String.valueOf( timestamp ) + ":" + Digest.md5Hex( hraw );</a> |
| <span class="sourceLineNo">160</span><a id="line.160"> authHeader.append( Base64.encodeBase64( rawnonce.getBytes() ) );</a> |
| <span class="sourceLineNo">161</span><a id="line.161"> authHeader.append( "\"" );</a> |
| <span class="sourceLineNo">162</span><a id="line.162"> // [REQUIRED] The RFC 2617 Quality of Protection.</a> |
| <span class="sourceLineNo">163</span><a id="line.163"> // MSIE Appears to only support 'auth'</a> |
| <span class="sourceLineNo">164</span><a id="line.164"> // Do not use 'opaque' here. (Your MSIE users will have issues)</a> |
| <span class="sourceLineNo">165</span><a id="line.165"> authHeader.append( ", qop=\"auth\"" );</a> |
| <span class="sourceLineNo">166</span><a id="line.166"> // [BROKEN] since we force the 'auth' qop we cannot use the opaque option.</a> |
| <span class="sourceLineNo">167</span><a id="line.167"> // authHeader.append( ", opaque=\"").append(opaqueString).append("\"");</a> |
| <span class="sourceLineNo">168</span><a id="line.168"></a> |
| <span class="sourceLineNo">169</span><a id="line.169"> // [OPTIONAL] Use of the stale option is reserved for expired nonce strings.</a> |
| <span class="sourceLineNo">170</span><a id="line.170"> if ( exception instanceof NonceExpirationException )</a> |
| <span class="sourceLineNo">171</span><a id="line.171"> {</a> |
| <span class="sourceLineNo">172</span><a id="line.172"> authHeader.append( ", stale=\"true\"" );</a> |
| <span class="sourceLineNo">173</span><a id="line.173"> }</a> |
| <span class="sourceLineNo">174</span><a id="line.174"></a> |
| <span class="sourceLineNo">175</span><a id="line.175"> // [OPTIONAL] We do not use the optional Algorithm header.</a> |
| <span class="sourceLineNo">176</span><a id="line.176"> // authHeader.append( ", algorithm=\"MD5\"");</a> |
| <span class="sourceLineNo">177</span><a id="line.177"></a> |
| <span class="sourceLineNo">178</span><a id="line.178"> response.addHeader( "WWW-Authenticate", authHeader.toString() );</a> |
| <span class="sourceLineNo">179</span><a id="line.179"> response.sendError( HttpServletResponse.SC_UNAUTHORIZED, exception.getMessage() );</a> |
| <span class="sourceLineNo">180</span><a id="line.180"> }</a> |
| <span class="sourceLineNo">181</span><a id="line.181"></a> |
| <span class="sourceLineNo">182</span><a id="line.182"> private String generateDigestHash( HttpDigestHeader digestHeader, String password, String httpMethod )</a> |
| <span class="sourceLineNo">183</span><a id="line.183"> {</a> |
| <span class="sourceLineNo">184</span><a id="line.184"> String a1 = Digest.md5Hex( digestHeader.username + ":" + realm + ":" + password );</a> |
| <span class="sourceLineNo">185</span><a id="line.185"> String a2 = Digest.md5Hex( httpMethod + ":" + digestHeader.uri );</a> |
| <span class="sourceLineNo">186</span><a id="line.186"></a> |
| <span class="sourceLineNo">187</span><a id="line.187"> String digest;</a> |
| <span class="sourceLineNo">188</span><a id="line.188"></a> |
| <span class="sourceLineNo">189</span><a id="line.189"> if ( StringUtils.isEmpty( digestHeader.qop ) )</a> |
| <span class="sourceLineNo">190</span><a id="line.190"> {</a> |
| <span class="sourceLineNo">191</span><a id="line.191"> digest = a1 + ":" + digestHeader.nonce + ":" + a2;</a> |
| <span class="sourceLineNo">192</span><a id="line.192"> }</a> |
| <span class="sourceLineNo">193</span><a id="line.193"> else if ( StringUtils.equals( "auth", digestHeader.qop ) )</a> |
| <span class="sourceLineNo">194</span><a id="line.194"> {</a> |
| <span class="sourceLineNo">195</span><a id="line.195"> digest = a1 + ":" + digestHeader.nonce + ":" + digestHeader.nc + ":" + digestHeader.cnonce + ":"</a> |
| <span class="sourceLineNo">196</span><a id="line.196"> + digestHeader.qop + ":" + a2;</a> |
| <span class="sourceLineNo">197</span><a id="line.197"> }</a> |
| <span class="sourceLineNo">198</span><a id="line.198"> else</a> |
| <span class="sourceLineNo">199</span><a id="line.199"> {</a> |
| <span class="sourceLineNo">200</span><a id="line.200"> throw new IllegalStateException(</a> |
| <span class="sourceLineNo">201</span><a id="line.201"> "Http Digest Parameter [qop] with value of [" + digestHeader.qop + "] is unsupported." );</a> |
| <span class="sourceLineNo">202</span><a id="line.202"> }</a> |
| <span class="sourceLineNo">203</span><a id="line.203"></a> |
| <span class="sourceLineNo">204</span><a id="line.204"> return Digest.md5Hex( digest );</a> |
| <span class="sourceLineNo">205</span><a id="line.205"> }</a> |
| <span class="sourceLineNo">206</span><a id="line.206"></a> |
| <span class="sourceLineNo">207</span><a id="line.207"> public String getRealm()</a> |
| <span class="sourceLineNo">208</span><a id="line.208"> {</a> |
| <span class="sourceLineNo">209</span><a id="line.209"> return realm;</a> |
| <span class="sourceLineNo">210</span><a id="line.210"> }</a> |
| <span class="sourceLineNo">211</span><a id="line.211"></a> |
| <span class="sourceLineNo">212</span><a id="line.212"> public void setRealm( String realm )</a> |
| <span class="sourceLineNo">213</span><a id="line.213"> {</a> |
| <span class="sourceLineNo">214</span><a id="line.214"> this.realm = realm;</a> |
| <span class="sourceLineNo">215</span><a id="line.215"> }</a> |
| <span class="sourceLineNo">216</span><a id="line.216"></a> |
| <span class="sourceLineNo">217</span><a id="line.217">}</a> |
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| </pre> |
| </div> |
| </main> |
| </body> |
| </html> |
