| /** |
| * 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 |
| * <p> |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * <p> |
| * 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.server.datanode.web; |
| |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.hdfs.DFSConfigKeys; |
| import org.apache.hadoop.hdfs.HdfsConfiguration; |
| import org.apache.hadoop.hdfs.MiniDFSCluster; |
| import org.apache.hadoop.hdfs.server.datanode.DataNode; |
| import org.apache.hadoop.http.HttpServer2; |
| import org.junit.After; |
| import org.junit.Assert; |
| import org.junit.Rule; |
| import org.junit.Test; |
| import org.junit.rules.ExpectedException; |
| |
| import java.io.IOException; |
| import java.net.HttpURLConnection; |
| import java.net.URL; |
| |
| /** |
| * Test that X-Frame-Options works correctly with DatanodeHTTPServer. |
| */ |
| public class TestDatanodeHttpXFrame { |
| |
| private MiniDFSCluster cluster = null; |
| |
| @Rule |
| public ExpectedException exception = ExpectedException.none(); |
| |
| @After |
| public void cleanUp() { |
| if (cluster != null) { |
| cluster.shutdown(); |
| cluster = null; |
| } |
| } |
| |
| @Test |
| public void testDataNodeXFrameOptionsEnabled() throws Exception { |
| boolean xFrameEnabled = true; |
| cluster = createCluster(xFrameEnabled, null); |
| HttpURLConnection conn = getConn(cluster); |
| String xfoHeader = conn.getHeaderField("X-FRAME-OPTIONS"); |
| Assert.assertTrue("X-FRAME-OPTIONS is absent in the header", |
| xfoHeader != null); |
| Assert.assertTrue(xfoHeader.endsWith(HttpServer2.XFrameOption |
| .SAMEORIGIN.toString())); |
| } |
| |
| @Test |
| public void testNameNodeXFrameOptionsDisabled() throws Exception { |
| boolean xFrameEnabled = false; |
| cluster = createCluster(xFrameEnabled, null); |
| HttpURLConnection conn = getConn(cluster); |
| String xfoHeader = conn.getHeaderField("X-FRAME-OPTIONS"); |
| Assert.assertTrue("unexpected X-FRAME-OPTION in header", xfoHeader == null); |
| } |
| |
| @Test |
| public void testDataNodeXFramewithInvalidOptions() throws Exception { |
| exception.expect(IllegalArgumentException.class); |
| cluster = createCluster(false, "Hadoop"); |
| } |
| |
| private static MiniDFSCluster createCluster(boolean enabled, String |
| value) throws IOException { |
| Configuration conf = new HdfsConfiguration(); |
| conf.setBoolean(DFSConfigKeys.DFS_XFRAME_OPTION_ENABLED, enabled); |
| if (value != null) { |
| conf.set(DFSConfigKeys.DFS_XFRAME_OPTION_VALUE, value); |
| } |
| MiniDFSCluster dfsCluster = |
| new MiniDFSCluster.Builder(conf).numDataNodes(1).build(); |
| dfsCluster.waitActive(); |
| return dfsCluster; |
| } |
| |
| private static HttpURLConnection getConn(MiniDFSCluster dfsCluster) |
| throws IOException { |
| DataNode datanode = dfsCluster.getDataNodes().get(0); |
| URL newURL = new URL("http://localhost:" + datanode.getInfoPort()); |
| HttpURLConnection conn = (HttpURLConnection) newURL.openConnection(); |
| conn.connect(); |
| return conn; |
| } |
| } |