| /* |
| * 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.container.common.statemachine.commandhandler; |
| |
| import org.apache.hadoop.hdds.client.ReplicationFactor; |
| import org.apache.hadoop.hdds.client.ReplicationType; |
| import org.apache.hadoop.hdds.conf.OzoneConfiguration; |
| import org.apache.hadoop.hdds.protocol.DatanodeDetails; |
| import org.apache.hadoop.hdds.protocol.proto.HddsProtos; |
| import org.apache.hadoop.hdds.scm.ScmConfigKeys; |
| import org.apache.hadoop.hdds.scm.container.ContainerID; |
| import org.apache.hadoop.hdds.scm.container.ContainerInfo; |
| import org.apache.hadoop.hdds.scm.pipeline.Pipeline; |
| import org.apache.hadoop.ozone.HddsDatanodeService; |
| import org.apache.hadoop.ozone.MiniOzoneCluster; |
| import org.apache.hadoop.ozone.client.ObjectStore; |
| import org.apache.hadoop.ozone.client.OzoneClient; |
| import org.apache.hadoop.ozone.client.OzoneClientFactory; |
| import org.apache.hadoop.ozone.client.io.OzoneOutputStream; |
| import org.apache.hadoop.ozone.container.common.impl.ContainerData; |
| import org.apache.hadoop.ozone.container.common.interfaces.Container; |
| import org.apache.hadoop.ozone.container.keyvalue.KeyValueContainerData; |
| import org.apache.hadoop.ozone.container.keyvalue.helpers.BlockUtils; |
| import org.apache.hadoop.ozone.om.helpers.OmKeyArgs; |
| import org.apache.hadoop.ozone.om.helpers.OmKeyLocationInfo; |
| import org.apache.hadoop.ozone.protocol.commands.CloseContainerCommand; |
| import org.apache.hadoop.test.GenericTestUtils; |
| import org.apache.hadoop.ozone.container.common.utils.ReferenceCountedDB; |
| import org.junit.AfterClass; |
| import org.junit.Assert; |
| import org.junit.BeforeClass; |
| import org.junit.Test; |
| |
| import java.io.IOException; |
| import java.util.ArrayList; |
| import java.util.HashMap; |
| import java.util.List; |
| import java.util.concurrent.TimeoutException; |
| |
| /** |
| * Test container closing. |
| */ |
| public class TestCloseContainerByPipeline { |
| |
| private static MiniOzoneCluster cluster; |
| private static OzoneConfiguration conf; |
| private static OzoneClient client; |
| private static ObjectStore objectStore; |
| |
| /** |
| * Create a MiniDFSCluster for testing. |
| * <p> |
| * Ozone is made active by setting OZONE_ENABLED = true |
| * |
| * @throws IOException |
| */ |
| @BeforeClass |
| public static void init() throws Exception { |
| conf = new OzoneConfiguration(); |
| conf.set(ScmConfigKeys.OZONE_SCM_PIPELINE_OWNER_CONTAINER_COUNT, "1"); |
| cluster = MiniOzoneCluster.newBuilder(conf) |
| .setNumDatanodes(10) |
| .build(); |
| cluster.waitForClusterToBeReady(); |
| //the easiest way to create an open container is creating a key |
| client = OzoneClientFactory.getClient(conf); |
| objectStore = client.getObjectStore(); |
| objectStore.createVolume("test"); |
| objectStore.getVolume("test").createBucket("test"); |
| } |
| |
| /** |
| * Shutdown MiniDFSCluster. |
| */ |
| @AfterClass |
| public static void shutdown() { |
| if (cluster != null) { |
| cluster.shutdown(); |
| } |
| } |
| |
| @Test |
| public void testIfCloseContainerCommandHandlerIsInvoked() throws Exception { |
| String keyName = "testIfCloseContainerCommandHandlerIsInvoked"; |
| OzoneOutputStream key = objectStore.getVolume("test").getBucket("test") |
| .createKey(keyName, 1024, ReplicationType.RATIS, ReplicationFactor.ONE, |
| new HashMap<>()); |
| key.write(keyName.getBytes()); |
| key.close(); |
| |
| //get the name of a valid container |
| OmKeyArgs keyArgs = |
| new OmKeyArgs.Builder().setVolumeName("test").setBucketName("test") |
| .setType(HddsProtos.ReplicationType.RATIS) |
| .setFactor(HddsProtos.ReplicationFactor.ONE).setDataSize(1024) |
| .setKeyName(keyName).setRefreshPipeline(true).build(); |
| OmKeyLocationInfo omKeyLocationInfo = |
| cluster.getOzoneManager().lookupKey(keyArgs).getKeyLocationVersions() |
| .get(0).getBlocksLatestVersionOnly().get(0); |
| |
| long containerID = omKeyLocationInfo.getContainerID(); |
| ContainerInfo container = cluster.getStorageContainerManager() |
| .getContainerManager().getContainer(ContainerID.valueof(containerID)); |
| Pipeline pipeline = cluster.getStorageContainerManager() |
| .getPipelineManager().getPipeline(container.getPipelineID()); |
| List<DatanodeDetails> datanodes = pipeline.getNodes(); |
| Assert.assertEquals(datanodes.size(), 1); |
| |
| DatanodeDetails datanodeDetails = datanodes.get(0); |
| HddsDatanodeService datanodeService = null; |
| Assert |
| .assertFalse(isContainerClosed(cluster, containerID, datanodeDetails)); |
| for (HddsDatanodeService datanodeServiceItr : cluster.getHddsDatanodes()) { |
| if (datanodeDetails.equals(datanodeServiceItr.getDatanodeDetails())) { |
| datanodeService = datanodeServiceItr; |
| break; |
| } |
| } |
| CommandHandler closeContainerHandler = |
| datanodeService.getDatanodeStateMachine().getCommandDispatcher() |
| .getCloseContainerHandler(); |
| int lastInvocationCount = closeContainerHandler.getInvocationCount(); |
| //send the order to close the container |
| cluster.getStorageContainerManager().getScmNodeManager() |
| .addDatanodeCommand(datanodeDetails.getUuid(), |
| new CloseContainerCommand(containerID, pipeline.getId())); |
| GenericTestUtils |
| .waitFor(() -> isContainerClosed(cluster, containerID, datanodeDetails), |
| 500, 5 * 1000); |
| // Make sure the closeContainerCommandHandler is Invoked |
| Assert.assertTrue( |
| closeContainerHandler.getInvocationCount() > lastInvocationCount); |
| } |
| |
| @Test |
| public void testCloseContainerViaStandAlone() |
| throws IOException, TimeoutException, InterruptedException { |
| |
| OzoneOutputStream key = objectStore.getVolume("test").getBucket("test") |
| .createKey("standalone", 1024, ReplicationType.RATIS, |
| ReplicationFactor.ONE, new HashMap<>()); |
| key.write("standalone".getBytes()); |
| key.close(); |
| |
| //get the name of a valid container |
| OmKeyArgs keyArgs = |
| new OmKeyArgs.Builder().setVolumeName("test").setBucketName("test") |
| .setType(HddsProtos.ReplicationType.RATIS) |
| .setFactor(HddsProtos.ReplicationFactor.ONE).setDataSize(1024) |
| .setKeyName("standalone") |
| .setRefreshPipeline(true) |
| .build(); |
| |
| OmKeyLocationInfo omKeyLocationInfo = |
| cluster.getOzoneManager().lookupKey(keyArgs).getKeyLocationVersions() |
| .get(0).getBlocksLatestVersionOnly().get(0); |
| |
| long containerID = omKeyLocationInfo.getContainerID(); |
| ContainerInfo container = cluster.getStorageContainerManager() |
| .getContainerManager().getContainer(ContainerID.valueof(containerID)); |
| Pipeline pipeline = cluster.getStorageContainerManager() |
| .getPipelineManager().getPipeline(container.getPipelineID()); |
| List<DatanodeDetails> datanodes = pipeline.getNodes(); |
| Assert.assertEquals(datanodes.size(), 1); |
| |
| DatanodeDetails datanodeDetails = datanodes.get(0); |
| Assert |
| .assertFalse(isContainerClosed(cluster, containerID, datanodeDetails)); |
| |
| // Send the order to close the container, give random pipeline id so that |
| // the container will not be closed via RATIS |
| cluster.getStorageContainerManager().getScmNodeManager() |
| .addDatanodeCommand(datanodeDetails.getUuid(), |
| new CloseContainerCommand(containerID, pipeline.getId())); |
| |
| //double check if it's really closed (waitFor also throws an exception) |
| // TODO: change the below line after implementing QUASI_CLOSED to CLOSED |
| // logic. The container will be QUASI closed as of now |
| GenericTestUtils |
| .waitFor(() -> isContainerClosed(cluster, containerID, datanodeDetails), |
| 500, 5 * 1000); |
| Assert.assertTrue(isContainerClosed(cluster, containerID, datanodeDetails)); |
| |
| cluster.getStorageContainerManager().getPipelineManager() |
| .finalizeAndDestroyPipeline(pipeline, false); |
| Thread.sleep(5000); |
| // Pipeline close should not affect a container in CLOSED state |
| Assert.assertTrue(isContainerClosed(cluster, containerID, datanodeDetails)); |
| } |
| |
| @Test |
| public void testCloseContainerViaRatis() throws IOException, |
| TimeoutException, InterruptedException { |
| |
| OzoneOutputStream key = objectStore.getVolume("test").getBucket("test") |
| .createKey("ratis", 1024, ReplicationType.RATIS, |
| ReplicationFactor.THREE, new HashMap<>()); |
| key.write("ratis".getBytes()); |
| key.close(); |
| |
| //get the name of a valid container |
| OmKeyArgs keyArgs = new OmKeyArgs.Builder().setVolumeName("test"). |
| setBucketName("test").setType(HddsProtos.ReplicationType.RATIS) |
| .setFactor(HddsProtos.ReplicationFactor.THREE).setDataSize(1024) |
| .setKeyName("ratis").setRefreshPipeline(true).build(); |
| |
| OmKeyLocationInfo omKeyLocationInfo = |
| cluster.getOzoneManager().lookupKey(keyArgs).getKeyLocationVersions() |
| .get(0).getBlocksLatestVersionOnly().get(0); |
| |
| long containerID = omKeyLocationInfo.getContainerID(); |
| ContainerInfo container = cluster.getStorageContainerManager() |
| .getContainerManager().getContainer(ContainerID.valueof(containerID)); |
| Pipeline pipeline = cluster.getStorageContainerManager() |
| .getPipelineManager().getPipeline(container.getPipelineID()); |
| List<DatanodeDetails> datanodes = pipeline.getNodes(); |
| Assert.assertEquals(3, datanodes.size()); |
| |
| List<ReferenceCountedDB> metadataStores = new ArrayList<>(datanodes.size()); |
| for (DatanodeDetails details : datanodes) { |
| Assert.assertFalse(isContainerClosed(cluster, containerID, details)); |
| //send the order to close the container |
| cluster.getStorageContainerManager().getScmNodeManager() |
| .addDatanodeCommand(details.getUuid(), |
| new CloseContainerCommand(containerID, pipeline.getId())); |
| int index = cluster.getHddsDatanodeIndex(details); |
| Container dnContainer = cluster.getHddsDatanodes().get(index) |
| .getDatanodeStateMachine().getContainer().getContainerSet() |
| .getContainer(containerID); |
| try(ReferenceCountedDB store = BlockUtils.getDB( |
| (KeyValueContainerData) dnContainer.getContainerData(), conf)) { |
| metadataStores.add(store); |
| } |
| } |
| |
| // There should be as many rocks db as the number of datanodes in pipeline. |
| Assert.assertEquals(datanodes.size(), |
| metadataStores.stream().distinct().count()); |
| |
| // Make sure that it is CLOSED |
| for (DatanodeDetails datanodeDetails : datanodes) { |
| GenericTestUtils.waitFor( |
| () -> isContainerClosed(cluster, containerID, datanodeDetails), 500, |
| 15 * 1000); |
| //double check if it's really closed (waitFor also throws an exception) |
| Assert.assertTrue(isContainerClosed(cluster, |
| containerID, datanodeDetails)); |
| } |
| } |
| |
| @Test |
| public void testQuasiCloseTransitionViaRatis() |
| throws IOException, TimeoutException, InterruptedException { |
| |
| String keyName = "testQuasiCloseTransitionViaRatis"; |
| OzoneOutputStream key = objectStore.getVolume("test").getBucket("test") |
| .createKey(keyName, 1024, ReplicationType.RATIS, |
| ReplicationFactor.ONE, new HashMap<>()); |
| key.write(keyName.getBytes()); |
| key.close(); |
| |
| OmKeyArgs keyArgs = |
| new OmKeyArgs.Builder().setVolumeName("test").setBucketName("test") |
| .setType(HddsProtos.ReplicationType.RATIS) |
| .setFactor(HddsProtos.ReplicationFactor.ONE).setDataSize(1024) |
| .setKeyName(keyName) |
| .setRefreshPipeline(true) |
| .build(); |
| |
| OmKeyLocationInfo omKeyLocationInfo = |
| cluster.getOzoneManager().lookupKey(keyArgs).getKeyLocationVersions() |
| .get(0).getBlocksLatestVersionOnly().get(0); |
| |
| long containerID = omKeyLocationInfo.getContainerID(); |
| ContainerInfo container = cluster.getStorageContainerManager() |
| .getContainerManager().getContainer(ContainerID.valueof(containerID)); |
| Pipeline pipeline = cluster.getStorageContainerManager() |
| .getPipelineManager().getPipeline(container.getPipelineID()); |
| List<DatanodeDetails> datanodes = pipeline.getNodes(); |
| Assert.assertEquals(datanodes.size(), 1); |
| |
| DatanodeDetails datanodeDetails = datanodes.get(0); |
| Assert |
| .assertFalse(isContainerClosed(cluster, containerID, datanodeDetails)); |
| |
| // close the pipeline |
| cluster.getStorageContainerManager() |
| .getPipelineManager().finalizeAndDestroyPipeline(pipeline, false); |
| |
| // All the containers in OPEN or CLOSING state should transition to |
| // QUASI-CLOSED after pipeline close |
| GenericTestUtils.waitFor( |
| () -> isContainerQuasiClosed(cluster, containerID, datanodeDetails), |
| 500, 5 * 1000); |
| Assert.assertTrue( |
| isContainerQuasiClosed(cluster, containerID, datanodeDetails)); |
| |
| // Send close container command from SCM to datanode with forced flag as |
| // true |
| cluster.getStorageContainerManager().getScmNodeManager() |
| .addDatanodeCommand(datanodeDetails.getUuid(), |
| new CloseContainerCommand(containerID, pipeline.getId(), true)); |
| GenericTestUtils |
| .waitFor(() -> isContainerClosed( |
| cluster, containerID, datanodeDetails), 500, 5 * 1000); |
| Assert.assertTrue( |
| isContainerClosed(cluster, containerID, datanodeDetails)); |
| } |
| |
| private Boolean isContainerClosed(MiniOzoneCluster ozoneCluster, |
| long containerID, |
| DatanodeDetails datanode) { |
| ContainerData containerData; |
| for (HddsDatanodeService datanodeService : ozoneCluster |
| .getHddsDatanodes()) { |
| if (datanode.equals(datanodeService.getDatanodeDetails())) { |
| containerData = |
| datanodeService.getDatanodeStateMachine().getContainer() |
| .getContainerSet().getContainer(containerID).getContainerData(); |
| return containerData.isClosed(); |
| } |
| } |
| return false; |
| } |
| |
| private Boolean isContainerQuasiClosed(MiniOzoneCluster miniCluster, |
| long containerID, DatanodeDetails datanode) { |
| ContainerData containerData; |
| for (HddsDatanodeService datanodeService : miniCluster.getHddsDatanodes()) { |
| if (datanode.equals(datanodeService.getDatanodeDetails())) { |
| containerData = |
| datanodeService.getDatanodeStateMachine().getContainer() |
| .getContainerSet().getContainer(containerID).getContainerData(); |
| return containerData.isQuasiClosed(); |
| } |
| } |
| return false; |
| } |
| } |
