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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.integration.filter.authentication.AbstractHttpAuthenticationFilter;</a> |
| <span class="sourceLineNo">024</span><a id="line.24">import org.apache.archiva.redback.integration.filter.authentication.HttpAuthenticator;</a> |
| <span class="sourceLineNo">025</span><a id="line.25">import org.apache.archiva.redback.integration.filter.authentication.basic.HttpBasicAuthentication;</a> |
| <span class="sourceLineNo">026</span><a id="line.26"></a> |
| <span class="sourceLineNo">027</span><a id="line.27">import javax.servlet.FilterChain;</a> |
| <span class="sourceLineNo">028</span><a id="line.28">import javax.servlet.FilterConfig;</a> |
| <span class="sourceLineNo">029</span><a id="line.29">import javax.servlet.ServletException;</a> |
| <span class="sourceLineNo">030</span><a id="line.30">import javax.servlet.ServletRequest;</a> |
| <span class="sourceLineNo">031</span><a id="line.31">import javax.servlet.ServletResponse;</a> |
| <span class="sourceLineNo">032</span><a id="line.32">import javax.servlet.http.HttpServletRequest;</a> |
| <span class="sourceLineNo">033</span><a id="line.33">import javax.servlet.http.HttpServletResponse;</a> |
| <span class="sourceLineNo">034</span><a id="line.34">import java.io.IOException;</a> |
| <span class="sourceLineNo">035</span><a id="line.35"></a> |
| <span class="sourceLineNo">036</span><a id="line.36">/**</a> |
| <span class="sourceLineNo">037</span><a id="line.37"> * HttpDigestAuthenticationFilter.</a> |
| <span class="sourceLineNo">038</span><a id="line.38"> *</a> |
| <span class="sourceLineNo">039</span><a id="line.39"> * Uses RFC 2617 and RFC 2069 to perform Digest authentication against the incoming client.</a> |
| <span class="sourceLineNo">040</span><a id="line.40"> *</a> |
| <span class="sourceLineNo">041</span><a id="line.41"> * <ul></a> |
| <span class="sourceLineNo">042</span><a id="line.42"> * <li><a href="http://www.faqs.org/rfcs/rfc2617.html">RFC 2617</a> - HTTP Authentication: Basic and Digest Access Authentication</li></a> |
| <span class="sourceLineNo">043</span><a id="line.43"> * <li><a href="http://www.faqs.org/rfcs/rfc2069.html">RFC 2069</a> - An Extension to HTTP : Digest Access Authentication</li></a> |
| <span class="sourceLineNo">044</span><a id="line.44"> * </ul></a> |
| <span class="sourceLineNo">045</span><a id="line.45"> *</a> |
| <span class="sourceLineNo">046</span><a id="line.46"> * @author <a href="mailto:joakim@erdfelt.com">Joakim Erdfelt</a></a> |
| <span class="sourceLineNo">047</span><a id="line.47"> *</a> |
| <span class="sourceLineNo">048</span><a id="line.48"> */</a> |
| <span class="sourceLineNo">049</span><a id="line.49">public class HttpDigestAuthenticationFilter</a> |
| <span class="sourceLineNo">050</span><a id="line.50"> extends AbstractHttpAuthenticationFilter</a> |
| <span class="sourceLineNo">051</span><a id="line.51">{</a> |
| <span class="sourceLineNo">052</span><a id="line.52"> private HttpDigestAuthentication httpAuthentication;</a> |
| <span class="sourceLineNo">053</span><a id="line.53"></a> |
| <span class="sourceLineNo">054</span><a id="line.54"> @Override</a> |
| <span class="sourceLineNo">055</span><a id="line.55"> public void init( FilterConfig filterConfig )</a> |
| <span class="sourceLineNo">056</span><a id="line.56"> throws ServletException</a> |
| <span class="sourceLineNo">057</span><a id="line.57"> {</a> |
| <span class="sourceLineNo">058</span><a id="line.58"> super.init( filterConfig );</a> |
| <span class="sourceLineNo">059</span><a id="line.59"></a> |
| <span class="sourceLineNo">060</span><a id="line.60"> httpAuthentication =</a> |
| <span class="sourceLineNo">061</span><a id="line.61"> getApplicationContext().getBean( "httpAuthenticator#digest", HttpDigestAuthentication.class );</a> |
| <span class="sourceLineNo">062</span><a id="line.62"></a> |
| <span class="sourceLineNo">063</span><a id="line.63"> }</a> |
| <span class="sourceLineNo">064</span><a id="line.64"></a> |
| <span class="sourceLineNo">065</span><a id="line.65"> public void doFilter( ServletRequest request, ServletResponse response, FilterChain chain )</a> |
| <span class="sourceLineNo">066</span><a id="line.66"> throws IOException, ServletException</a> |
| <span class="sourceLineNo">067</span><a id="line.67"> {</a> |
| <span class="sourceLineNo">068</span><a id="line.68"> if ( !( request instanceof HttpServletRequest ) )</a> |
| <span class="sourceLineNo">069</span><a id="line.69"> {</a> |
| <span class="sourceLineNo">070</span><a id="line.70"> throw new ServletException( "Can only process HttpServletRequest" );</a> |
| <span class="sourceLineNo">071</span><a id="line.71"> }</a> |
| <span class="sourceLineNo">072</span><a id="line.72"></a> |
| <span class="sourceLineNo">073</span><a id="line.73"> if ( !( response instanceof HttpServletResponse ) )</a> |
| <span class="sourceLineNo">074</span><a id="line.74"> {</a> |
| <span class="sourceLineNo">075</span><a id="line.75"> throw new ServletException( "Can only process HttpServletResponse" );</a> |
| <span class="sourceLineNo">076</span><a id="line.76"> }</a> |
| <span class="sourceLineNo">077</span><a id="line.77"></a> |
| <span class="sourceLineNo">078</span><a id="line.78"> HttpServletRequest httpRequest = (HttpServletRequest) request;</a> |
| <span class="sourceLineNo">079</span><a id="line.79"> HttpServletResponse httpResponse = (HttpServletResponse) response;</a> |
| <span class="sourceLineNo">080</span><a id="line.80"></a> |
| <span class="sourceLineNo">081</span><a id="line.81"> try</a> |
| <span class="sourceLineNo">082</span><a id="line.82"> {</a> |
| <span class="sourceLineNo">083</span><a id="line.83"> httpAuthentication.setRealm( getRealmName() );</a> |
| <span class="sourceLineNo">084</span><a id="line.84"> httpAuthentication.authenticate( httpRequest, httpResponse );</a> |
| <span class="sourceLineNo">085</span><a id="line.85"> }</a> |
| <span class="sourceLineNo">086</span><a id="line.86"> catch ( AuthenticationException e )</a> |
| <span class="sourceLineNo">087</span><a id="line.87"> {</a> |
| <span class="sourceLineNo">088</span><a id="line.88"> HttpAuthenticator httpauthn = new HttpBasicAuthentication();</a> |
| <span class="sourceLineNo">089</span><a id="line.89"> httpauthn.challenge( httpRequest, httpResponse, getRealmName(), e );</a> |
| <span class="sourceLineNo">090</span><a id="line.90"> return;</a> |
| <span class="sourceLineNo">091</span><a id="line.91"> }</a> |
| <span class="sourceLineNo">092</span><a id="line.92"></a> |
| <span class="sourceLineNo">093</span><a id="line.93"> chain.doFilter( request, response );</a> |
| <span class="sourceLineNo">094</span><a id="line.94"> }</a> |
| <span class="sourceLineNo">095</span><a id="line.95"></a> |
| <span class="sourceLineNo">096</span><a id="line.96">}</a> |
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| </pre> |
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