| /* |
| * 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.security; |
| |
| import org.apache.commons.io.IOUtils; |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.minikdc.MiniKdc; |
| import org.apache.hadoop.test.GenericTestUtils; |
| import org.junit.AfterClass; |
| import org.junit.Assert; |
| import org.junit.Before; |
| import org.junit.BeforeClass; |
| import org.junit.Rule; |
| import org.junit.Test; |
| import org.junit.rules.TestName; |
| import org.junit.rules.Timeout; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import java.io.File; |
| import java.io.FileInputStream; |
| import java.io.IOException; |
| import java.util.Properties; |
| |
| import static org.apache.hadoop.fs.CommonConfigurationKeysPublic.HADOOP_SECURITY_AUTHENTICATION; |
| import static org.apache.hadoop.security.KDiag.*; |
| |
| public class TestKDiag extends Assert { |
| private static final Logger LOG = LoggerFactory.getLogger(TestKDiag.class); |
| |
| public static final String KEYLEN = "128"; |
| public static final String HDFS_SITE_XML |
| = "org/apache/hadoop/security/secure-hdfs-site.xml"; |
| |
| @Rule |
| public TestName methodName = new TestName(); |
| |
| @Rule |
| public Timeout testTimeout = new Timeout(30000); |
| |
| @BeforeClass |
| public static void nameThread() { |
| Thread.currentThread().setName("JUnit"); |
| } |
| |
| private static MiniKdc kdc; |
| private static File workDir; |
| private static File keytab; |
| private static Properties securityProperties; |
| private static Configuration conf; |
| |
| @BeforeClass |
| public static void startMiniKdc() throws Exception { |
| workDir = new File(System.getProperty("test.dir", "target")); |
| securityProperties = MiniKdc.createConf(); |
| kdc = new MiniKdc(securityProperties, workDir); |
| kdc.start(); |
| keytab = createKeytab("foo"); |
| conf = new Configuration(); |
| conf.set(HADOOP_SECURITY_AUTHENTICATION, "KERBEROS"); |
| } |
| |
| @AfterClass |
| public static synchronized void stopMiniKdc() { |
| if (kdc != null) { |
| kdc.stop(); |
| kdc = null; |
| } |
| } |
| |
| @Before |
| public void reset() { |
| UserGroupInformation.reset(); |
| } |
| |
| private static File createKeytab(String...principals) throws Exception { |
| File keytab = new File(workDir, "keytab"); |
| kdc.createPrincipal(keytab, principals); |
| return keytab; |
| } |
| |
| /** |
| * Exec KDiag and expect a failure of a given category |
| * @param category category |
| * @param args args list |
| * @throws Exception any unexpected exception |
| */ |
| void kdiagFailure(String category, String ...args) throws Exception { |
| try { |
| int ex = exec(conf, args); |
| LOG.error("Expected an exception in category {}, return code {}", |
| category, ex); |
| } catch (KerberosDiagsFailure e) { |
| if (!e.getCategory().equals(category)) { |
| LOG.error("Expected an exception in category {}, got {}", |
| category, e, e); |
| throw e; |
| } |
| } |
| } |
| |
| void kdiag(String... args) throws Exception { |
| KDiag.exec(conf, args); |
| } |
| |
| @Test |
| public void testBasicLoginFailure() throws Throwable { |
| kdiagFailure(CAT_LOGIN, ARG_KEYLEN, KEYLEN); |
| } |
| |
| @Test |
| public void testBasicLoginSkipped() throws Throwable { |
| kdiagFailure(CAT_LOGIN, ARG_KEYLEN, KEYLEN, ARG_NOLOGIN); |
| } |
| |
| /** |
| * This fails as the default cluster config is checked along with |
| * the CLI |
| * @throws Throwable |
| */ |
| @Test |
| public void testSecure() throws Throwable { |
| kdiagFailure(CAT_CONFIG, ARG_KEYLEN, KEYLEN, ARG_SECURE); |
| } |
| |
| @Test |
| public void testNoKeytab() throws Throwable { |
| kdiagFailure(CAT_KERBEROS, ARG_KEYLEN, KEYLEN, |
| ARG_KEYTAB, "target/nofile"); |
| } |
| |
| @Test |
| public void testKeytabNoPrincipal() throws Throwable { |
| kdiagFailure(CAT_KERBEROS, ARG_KEYLEN, KEYLEN, |
| ARG_KEYTAB, keytab.getAbsolutePath()); |
| } |
| |
| @Test |
| public void testConfIsSecure() throws Throwable { |
| Assert.assertFalse(SecurityUtil.getAuthenticationMethod(conf) |
| .equals(UserGroupInformation.AuthenticationMethod.SIMPLE)); |
| } |
| |
| @Test |
| public void testKeytabAndPrincipal() throws Throwable { |
| kdiag(ARG_KEYLEN, KEYLEN, |
| ARG_KEYTAB, keytab.getAbsolutePath(), |
| ARG_PRINCIPAL, "foo@EXAMPLE.COM"); |
| } |
| |
| @Test |
| public void testFileOutput() throws Throwable { |
| File f = new File("target/kdiag.txt"); |
| kdiag(ARG_KEYLEN, KEYLEN, |
| ARG_KEYTAB, keytab.getAbsolutePath(), |
| ARG_PRINCIPAL, "foo@EXAMPLE.COM", |
| ARG_OUTPUT, f.getAbsolutePath()); |
| LOG.info("Output of {}", f); |
| dump(f); |
| } |
| |
| @Test |
| public void testLoadResource() throws Throwable { |
| kdiag(ARG_KEYLEN, KEYLEN, |
| ARG_RESOURCE, HDFS_SITE_XML, |
| ARG_KEYTAB, keytab.getAbsolutePath(), |
| ARG_PRINCIPAL, "foo@EXAMPLE.COM"); |
| } |
| |
| @Test |
| public void testLoadInvalidResource() throws Throwable { |
| kdiagFailure(CAT_CONFIG, |
| ARG_KEYLEN, KEYLEN, |
| ARG_RESOURCE, "no-such-resource.xml", |
| ARG_KEYTAB, keytab.getAbsolutePath(), |
| ARG_PRINCIPAL, "foo@EXAMPLE.COM"); |
| } |
| |
| @Test |
| public void testRequireJAAS() throws Throwable { |
| kdiagFailure(CAT_JAAS, |
| ARG_KEYLEN, KEYLEN, |
| ARG_JAAS, |
| ARG_KEYTAB, keytab.getAbsolutePath(), |
| ARG_PRINCIPAL, "foo@EXAMPLE.COM"); |
| } |
| |
| /* |
| commented out as once JVM gets configured, it stays configured |
| @Test(expected = IOException.class) |
| public void testKeytabUnknownPrincipal() throws Throwable { |
| kdiag(ARG_KEYLEN, KEYLEN, |
| ARG_KEYTAB, keytab.getAbsolutePath(), |
| ARG_PRINCIPAL, "bob@EXAMPLE.COM"); |
| } |
| */ |
| |
| /** |
| * Dump any file to standard out. |
| * @param file file to dump |
| * @throws IOException IO problems |
| */ |
| private void dump(File file) throws IOException { |
| try (FileInputStream in = new FileInputStream(file)) { |
| for (String line : IOUtils.readLines(in)) { |
| LOG.info(line); |
| } |
| } |
| } |
| } |