| /** |
| * 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.namenode; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertTrue; |
| |
| import java.net.URI; |
| import java.util.Arrays; |
| import java.util.Collection; |
| import java.util.Collections; |
| |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.hdfs.HdfsConfiguration; |
| import org.apache.hadoop.hdfs.protocol.LayoutVersion.Feature; |
| import org.apache.hadoop.hdfs.server.common.HdfsServerConstants.StartupOption; |
| import org.junit.After; |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.Parameterized; |
| import org.junit.runners.Parameterized.Parameters; |
| |
| /** |
| * This class tests various upgrade cases from earlier versions to current |
| * version with and without clusterid. |
| */ |
| @RunWith(value = Parameterized.class) |
| public class TestStartupOptionUpgrade { |
| |
| private Configuration conf; |
| private StartupOption startOpt; |
| private int layoutVersion; |
| NNStorage storage; |
| |
| @Parameters |
| public static Collection<Object[]> startOption() { |
| Object[][] params = new Object[][] { { StartupOption.UPGRADE }, |
| { StartupOption.UPGRADEONLY } }; |
| return Arrays.asList(params); |
| } |
| |
| public TestStartupOptionUpgrade(StartupOption startOption) { |
| super(); |
| this.startOpt = startOption; |
| } |
| |
| @Before |
| public void setUp() throws Exception { |
| conf = new HdfsConfiguration(); |
| startOpt.setClusterId(null); |
| storage = new NNStorage(conf, |
| Collections.<URI>emptyList(), |
| Collections.<URI>emptyList()); |
| } |
| |
| @After |
| public void tearDown() throws Exception { |
| conf = null; |
| startOpt = null; |
| } |
| |
| /** |
| * Tests the upgrade from version 0.20.204 to Federation version Test without |
| * clusterid the case: -upgrade |
| * Expected to generate clusterid |
| * |
| * @throws Exception |
| */ |
| @Test |
| public void testStartupOptUpgradeFrom204() throws Exception { |
| layoutVersion = Feature.RESERVED_REL20_204.getInfo().getLayoutVersion(); |
| storage.processStartupOptionsForUpgrade(startOpt, layoutVersion); |
| assertTrue("Clusterid should start with CID", storage.getClusterID() |
| .startsWith("CID")); |
| } |
| |
| /** |
| * Tests the upgrade from version 0.22 to Federation version Test with |
| * clusterid case: -upgrade -clusterid <cid> |
| * Expected to reuse user given clusterid |
| * |
| * @throws Exception |
| */ |
| @Test |
| public void testStartupOptUpgradeFrom22WithCID() throws Exception { |
| startOpt.setClusterId("cid"); |
| layoutVersion = Feature.RESERVED_REL22.getInfo().getLayoutVersion(); |
| storage.processStartupOptionsForUpgrade(startOpt, layoutVersion); |
| assertEquals("Clusterid should match with the given clusterid", |
| "cid", storage.getClusterID()); |
| } |
| |
| /** |
| * Tests the upgrade from one version of Federation to another Federation |
| * version Test without clusterid case: -upgrade |
| * Expected to reuse existing clusterid |
| * |
| * @throws Exception |
| */ |
| @Test |
| public void testStartupOptUpgradeFromFederation() |
| throws Exception { |
| // Test assumes clusterid already exists, set the clusterid |
| storage.setClusterID("currentcid"); |
| layoutVersion = Feature.FEDERATION.getInfo().getLayoutVersion(); |
| storage.processStartupOptionsForUpgrade(startOpt, layoutVersion); |
| assertEquals("Clusterid should match with the existing one", |
| "currentcid", storage.getClusterID()); |
| } |
| |
| /** |
| * Tests the upgrade from one version of Federation to another Federation |
| * version Test with wrong clusterid case: -upgrade -clusterid <cid> |
| * Expected to reuse existing clusterid and ignore user given clusterid |
| * |
| * @throws Exception |
| */ |
| @Test |
| public void testStartupOptUpgradeFromFederationWithWrongCID() |
| throws Exception { |
| startOpt.setClusterId("wrong-cid"); |
| storage.setClusterID("currentcid"); |
| layoutVersion = Feature.FEDERATION.getInfo().getLayoutVersion(); |
| storage.processStartupOptionsForUpgrade(startOpt, layoutVersion); |
| assertEquals("Clusterid should match with the existing one", |
| "currentcid", storage.getClusterID()); |
| } |
| |
| /** |
| * Tests the upgrade from one version of Federation to another Federation |
| * version Test with correct clusterid case: -upgrade -clusterid <cid> |
| * Expected to reuse existing clusterid and ignore user given clusterid |
| * |
| * @throws Exception |
| */ |
| @Test |
| public void testStartupOptUpgradeFromFederationWithCID() |
| throws Exception { |
| startOpt.setClusterId("currentcid"); |
| storage.setClusterID("currentcid"); |
| layoutVersion = Feature.FEDERATION.getInfo().getLayoutVersion(); |
| storage.processStartupOptionsForUpgrade(startOpt, layoutVersion); |
| assertEquals("Clusterid should match with the existing one", |
| "currentcid", storage.getClusterID()); |
| } |
| } |