| /** |
| * 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.server.datanode; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertNotNull; |
| import static org.junit.Assert.assertTrue; |
| import static org.junit.Assert.fail; |
| |
| import java.io.IOException; |
| import java.security.PrivilegedExceptionAction; |
| |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.fs.CommonConfigurationKeys; |
| import org.apache.hadoop.fs.FileSystem; |
| import org.apache.hadoop.fs.Path; |
| import org.apache.hadoop.fs.permission.FsPermission; |
| import org.apache.hadoop.hdfs.DFSConfigKeys; |
| import org.apache.hadoop.hdfs.HdfsConfiguration; |
| import org.apache.hadoop.hdfs.MiniDFSCluster; |
| import org.apache.hadoop.security.UserGroupInformation; |
| import org.apache.hadoop.security.UserGroupInformation.AuthenticationMethod; |
| import static org.apache.hadoop.security.SecurityUtilTestHelper.isExternalKdcRunning; |
| import org.junit.Assume; |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| /** |
| * This test starts a 1 NameNode 1 DataNode MiniDFSCluster with |
| * kerberos authentication enabled using user-specified KDC, |
| * principals, and keytabs. |
| * |
| * A secure DataNode has to be started by root, so this test needs to |
| * be run by root. |
| * |
| * To run, users must specify the following system properties: |
| * externalKdc=true |
| * java.security.krb5.conf |
| * dfs.namenode.kerberos.principal |
| * dfs.namenode.kerberos.internal.spnego.principal |
| * dfs.namenode.keytab.file |
| * dfs.datanode.kerberos.principal |
| * dfs.datanode.keytab.file |
| */ |
| public class TestStartSecureDataNode { |
| final static private int NUM_OF_DATANODES = 1; |
| |
| @Before |
| public void testExternalKdcRunning() { |
| // Tests are skipped if external KDC is not running. |
| Assume.assumeTrue(isExternalKdcRunning()); |
| } |
| |
| @Test |
| public void testSecureNameNode() throws IOException, InterruptedException { |
| MiniDFSCluster cluster = null; |
| try { |
| String nnPrincipal = |
| System.getProperty("dfs.namenode.kerberos.principal"); |
| String nnSpnegoPrincipal = |
| System.getProperty("dfs.namenode.kerberos.internal.spnego.principal"); |
| String nnKeyTab = System.getProperty("dfs.namenode.keytab.file"); |
| assertNotNull("NameNode principal was not specified", nnPrincipal); |
| assertNotNull("NameNode SPNEGO principal was not specified", |
| nnSpnegoPrincipal); |
| assertNotNull("NameNode keytab was not specified", nnKeyTab); |
| |
| String dnPrincipal = System.getProperty("dfs.datanode.kerberos.principal"); |
| String dnKeyTab = System.getProperty("dfs.datanode.keytab.file"); |
| assertNotNull("DataNode principal was not specified", dnPrincipal); |
| assertNotNull("DataNode keytab was not specified", dnKeyTab); |
| |
| Configuration conf = new HdfsConfiguration(); |
| conf.set(CommonConfigurationKeys.HADOOP_SECURITY_AUTHENTICATION, |
| "kerberos"); |
| conf.set(DFSConfigKeys.DFS_NAMENODE_KERBEROS_PRINCIPAL_KEY, nnPrincipal); |
| conf.set(DFSConfigKeys.DFS_NAMENODE_KERBEROS_INTERNAL_SPNEGO_PRINCIPAL_KEY, |
| nnSpnegoPrincipal); |
| conf.set(DFSConfigKeys.DFS_NAMENODE_KEYTAB_FILE_KEY, nnKeyTab); |
| conf.set(DFSConfigKeys.DFS_DATANODE_KERBEROS_PRINCIPAL_KEY, dnPrincipal); |
| conf.set(DFSConfigKeys.DFS_DATANODE_KEYTAB_FILE_KEY, dnKeyTab); |
| // Secure DataNode requires using ports lower than 1024. |
| conf.set(DFSConfigKeys.DFS_DATANODE_ADDRESS_KEY, "127.0.0.1:1004"); |
| conf.set(DFSConfigKeys.DFS_DATANODE_HTTP_ADDRESS_KEY, "127.0.0.1:1006"); |
| conf.set(DFSConfigKeys.DFS_DATANODE_DATA_DIR_KEY, "700"); |
| |
| cluster = new MiniDFSCluster.Builder(conf) |
| .numDataNodes(NUM_OF_DATANODES) |
| .checkDataNodeAddrConfig(true) |
| .build(); |
| cluster.waitActive(); |
| assertTrue(cluster.isDataNodeUp()); |
| |
| } catch (Exception ex) { |
| ex.printStackTrace(); |
| } finally { |
| if (cluster != null) { |
| cluster.shutdown(); |
| } |
| } |
| } |
| } |