| /** |
| * 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.ozone.recon.tasks; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertNotNull; |
| import static org.junit.Assert.assertTrue; |
| |
| import java.io.File; |
| import java.io.IOException; |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.apache.hadoop.hdds.conf.OzoneConfiguration; |
| import org.apache.hadoop.hdds.protocol.proto.HddsProtos; |
| import org.apache.hadoop.hdds.server.ServerUtils; |
| import org.apache.hadoop.ozone.om.OmMetadataManagerImpl; |
| import org.apache.hadoop.ozone.om.helpers.OmBucketInfo; |
| import org.apache.hadoop.ozone.om.helpers.OmKeyInfo; |
| import org.apache.hadoop.ozone.om.helpers.OmVolumeArgs; |
| import org.apache.hadoop.hdds.utils.db.RDBStore; |
| import org.junit.Rule; |
| import org.junit.Test; |
| import org.junit.rules.TemporaryFolder; |
| import org.rocksdb.RocksDB; |
| import org.rocksdb.TransactionLogIterator; |
| import org.rocksdb.WriteBatch; |
| |
| /** |
| * Class used to test OMDBUpdatesHandler. |
| */ |
| public class TestOMDBUpdatesHandler { |
| |
| @Rule |
| public TemporaryFolder folder = new TemporaryFolder(); |
| |
| private OzoneConfiguration createNewTestPath() throws IOException { |
| OzoneConfiguration configuration = new OzoneConfiguration(); |
| File newFolder = folder.newFolder(); |
| if (!newFolder.exists()) { |
| assertTrue(newFolder.mkdirs()); |
| } |
| ServerUtils.setOzoneMetaDirPath(configuration, newFolder.toString()); |
| return configuration; |
| } |
| |
| @Test |
| public void testPut() throws Exception { |
| OzoneConfiguration configuration = createNewTestPath(); |
| OmMetadataManagerImpl metaMgr = new OmMetadataManagerImpl(configuration); |
| |
| String volumeKey = metaMgr.getVolumeKey("sampleVol"); |
| OmVolumeArgs args = |
| OmVolumeArgs.newBuilder() |
| .setVolume("sampleVol") |
| .setAdminName("bilbo") |
| .setOwnerName("bilbo") |
| .build(); |
| metaMgr.getVolumeTable().put(volumeKey, args); |
| |
| OmKeyInfo omKeyInfo = new OmKeyInfo.Builder() |
| .setBucketName("bucketOne") |
| .setVolumeName("sampleVol") |
| .setKeyName("key_one") |
| .setReplicationFactor(HddsProtos.ReplicationFactor.ONE) |
| .setReplicationType(HddsProtos.ReplicationType.STAND_ALONE) |
| .build(); |
| |
| metaMgr.getKeyTable().put("/sampleVol/bucketOne/key_one", omKeyInfo); |
| RDBStore rdbStore = (RDBStore) metaMgr.getStore(); |
| |
| RocksDB rocksDB = rdbStore.getDb(); |
| TransactionLogIterator transactionLogIterator = |
| rocksDB.getUpdatesSince(0); |
| List<byte[]> writeBatches = new ArrayList<>(); |
| |
| while(transactionLogIterator.isValid()) { |
| TransactionLogIterator.BatchResult result = |
| transactionLogIterator.getBatch(); |
| result.writeBatch().markWalTerminationPoint(); |
| WriteBatch writeBatch = result.writeBatch(); |
| writeBatches.add(writeBatch.data()); |
| transactionLogIterator.next(); |
| } |
| |
| OzoneConfiguration conf2 = createNewTestPath(); |
| OmMetadataManagerImpl reconOmmetaMgr = new OmMetadataManagerImpl(conf2); |
| List<OMDBUpdateEvent> events = new ArrayList<>(); |
| for (byte[] data : writeBatches) { |
| WriteBatch writeBatch = new WriteBatch(data); |
| OMDBUpdatesHandler omdbUpdatesHandler = |
| new OMDBUpdatesHandler(reconOmmetaMgr); |
| writeBatch.iterate(omdbUpdatesHandler); |
| events.addAll(omdbUpdatesHandler.getEvents()); |
| } |
| assertNotNull(events); |
| assertTrue(events.size() == 2); |
| |
| OMDBUpdateEvent volEvent = events.get(0); |
| assertEquals(OMDBUpdateEvent.OMDBUpdateAction.PUT, volEvent.getAction()); |
| assertEquals(volumeKey, volEvent.getKey()); |
| assertEquals(args.getVolume(), ((OmVolumeArgs)volEvent.getValue()) |
| .getVolume()); |
| |
| OMDBUpdateEvent keyEvent = events.get(1); |
| assertEquals(OMDBUpdateEvent.OMDBUpdateAction.PUT, keyEvent.getAction()); |
| assertEquals("/sampleVol/bucketOne/key_one", keyEvent.getKey()); |
| assertEquals(omKeyInfo.getBucketName(), |
| ((OmKeyInfo)keyEvent.getValue()).getBucketName()); |
| } |
| |
| @Test |
| public void testDelete() throws Exception { |
| OzoneConfiguration configuration = createNewTestPath(); |
| OmMetadataManagerImpl metaMgr = new OmMetadataManagerImpl(configuration); |
| |
| String volumeKey = metaMgr.getVolumeKey("sampleVol"); |
| OmVolumeArgs args = |
| OmVolumeArgs.newBuilder() |
| .setVolume("sampleVol") |
| .setAdminName("bilbo") |
| .setOwnerName("bilbo") |
| .build(); |
| metaMgr.getVolumeTable().put(volumeKey, args); |
| |
| OmKeyInfo omKeyInfo = new OmKeyInfo.Builder() |
| .setBucketName("bucketOne") |
| .setVolumeName("sampleVol") |
| .setKeyName("key_one") |
| .setReplicationFactor(HddsProtos.ReplicationFactor.ONE) |
| .setReplicationType(HddsProtos.ReplicationType.STAND_ALONE) |
| .build(); |
| |
| metaMgr.getKeyTable().put("/sampleVol/bucketOne/key_one", omKeyInfo); |
| |
| metaMgr.getKeyTable().delete("/sampleVol/bucketOne/key_one"); |
| metaMgr.getVolumeTable().delete(volumeKey); |
| |
| RDBStore rdbStore = (RDBStore) metaMgr.getStore(); |
| |
| RocksDB rocksDB = rdbStore.getDb(); |
| TransactionLogIterator transactionLogIterator = |
| rocksDB.getUpdatesSince(0); |
| List<byte[]> writeBatches = new ArrayList<>(); |
| |
| while(transactionLogIterator.isValid()) { |
| TransactionLogIterator.BatchResult result = |
| transactionLogIterator.getBatch(); |
| result.writeBatch().markWalTerminationPoint(); |
| WriteBatch writeBatch = result.writeBatch(); |
| writeBatches.add(writeBatch.data()); |
| transactionLogIterator.next(); |
| } |
| |
| OzoneConfiguration conf2 = createNewTestPath(); |
| OmMetadataManagerImpl reconOmmetaMgr = new OmMetadataManagerImpl(conf2); |
| List<OMDBUpdateEvent> events = new ArrayList<>(); |
| for (byte[] data : writeBatches) { |
| WriteBatch writeBatch = new WriteBatch(data); |
| OMDBUpdatesHandler omdbUpdatesHandler = |
| new OMDBUpdatesHandler(reconOmmetaMgr); |
| writeBatch.iterate(omdbUpdatesHandler); |
| events.addAll(omdbUpdatesHandler.getEvents()); |
| } |
| assertNotNull(events); |
| assertTrue(events.size() == 4); |
| |
| OMDBUpdateEvent keyEvent = events.get(2); |
| assertEquals(OMDBUpdateEvent.OMDBUpdateAction.DELETE, keyEvent.getAction()); |
| assertEquals("/sampleVol/bucketOne/key_one", keyEvent.getKey()); |
| |
| OMDBUpdateEvent volEvent = events.get(3); |
| assertEquals(OMDBUpdateEvent.OMDBUpdateAction.DELETE, volEvent.getAction()); |
| assertEquals(volumeKey, volEvent.getKey()); |
| } |
| |
| @Test |
| public void testGetValueType() throws IOException { |
| OzoneConfiguration configuration = createNewTestPath(); |
| OmMetadataManagerImpl metaMgr = new OmMetadataManagerImpl(configuration); |
| OMDBUpdatesHandler omdbUpdatesHandler = |
| new OMDBUpdatesHandler(metaMgr); |
| |
| assertEquals(OmKeyInfo.class, omdbUpdatesHandler.getValueType( |
| metaMgr.getKeyTable().getName())); |
| assertEquals(OmVolumeArgs.class, omdbUpdatesHandler.getValueType( |
| metaMgr.getVolumeTable().getName())); |
| assertEquals(OmBucketInfo.class, omdbUpdatesHandler.getValueType( |
| metaMgr.getBucketTable().getName())); |
| } |
| } |