| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.hadoop.hdfs.web; |
| |
| import java.io.IOException; |
| import java.net.InetSocketAddress; |
| import java.net.URI; |
| |
| import javax.servlet.Filter; |
| import javax.servlet.FilterChain; |
| import javax.servlet.FilterConfig; |
| import javax.servlet.ServletException; |
| import javax.servlet.ServletRequest; |
| import javax.servlet.ServletResponse; |
| import javax.servlet.http.HttpServletResponse; |
| |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.fs.FileSystem; |
| import org.apache.hadoop.fs.Path; |
| import org.apache.hadoop.hdfs.DFSConfigKeys; |
| import org.apache.hadoop.hdfs.MiniDFSCluster; |
| import org.apache.hadoop.net.NetUtils; |
| import org.junit.AfterClass; |
| import org.junit.Assert; |
| import org.junit.BeforeClass; |
| import org.junit.Test; |
| |
| public class TestWebHdfsWithAuthenticationFilter { |
| private static boolean authorized = false; |
| |
| public static final class CustomizedFilter implements Filter { |
| @Override |
| public void init(FilterConfig filterConfig) throws ServletException { |
| } |
| |
| @Override |
| public void doFilter(ServletRequest request, ServletResponse response, |
| FilterChain chain) throws IOException, ServletException { |
| if (authorized) { |
| chain.doFilter(request, response); |
| } else { |
| ((HttpServletResponse) response) |
| .sendError(HttpServletResponse.SC_FORBIDDEN); |
| } |
| } |
| |
| @Override |
| public void destroy() { |
| } |
| |
| } |
| |
| private static Configuration conf; |
| private static MiniDFSCluster cluster; |
| private static FileSystem fs; |
| |
| @BeforeClass |
| public static void setUp() throws IOException { |
| conf = new Configuration(); |
| conf.set(DFSConfigKeys.DFS_WEBHDFS_AUTHENTICATION_FILTER_KEY, |
| CustomizedFilter.class.getName()); |
| conf.set(DFSConfigKeys.DFS_NAMENODE_HTTP_ADDRESS_KEY, "localhost:0"); |
| cluster = new MiniDFSCluster.Builder(conf).numDataNodes(1).build(); |
| InetSocketAddress addr = cluster.getNameNode().getHttpAddress(); |
| fs = FileSystem.get( |
| URI.create("webhdfs://" + NetUtils.getHostPortString(addr)), conf); |
| cluster.waitActive(); |
| } |
| |
| @AfterClass |
| public static void tearDown() throws IOException { |
| if (fs != null) { |
| fs.close(); |
| } |
| if (cluster != null) { |
| cluster.shutdown(); |
| } |
| } |
| |
| @Test |
| public void testWebHdfsAuthFilter() throws IOException { |
| // getFileStatus() is supposed to pass through with the default filter. |
| authorized = false; |
| try { |
| fs.getFileStatus(new Path("/")); |
| Assert.fail("The filter fails to block the request"); |
| } catch (IOException e) { |
| } |
| authorized = true; |
| fs.getFileStatus(new Path("/")); |
| } |
| } |