| /** |
| * 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.hdds.scm.node; |
| |
| import java.io.File; |
| import java.io.IOException; |
| import java.util.List; |
| import java.util.UUID; |
| |
| import org.apache.hadoop.fs.FileUtil; |
| import org.apache.hadoop.hdds.HddsConfigKeys; |
| import org.apache.hadoop.hdds.client.RatisReplicationConfig; |
| import org.apache.hadoop.hdds.client.ReplicationConfig; |
| 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.protocol.proto |
| .StorageContainerDatanodeProtocolProtos.LayoutVersionProto; |
| import org.apache.hadoop.hdds.scm.PlacementPolicy; |
| import org.apache.hadoop.hdds.scm.ScmConfigKeys; |
| import org.apache.hadoop.hdds.scm.HddsTestUtils; |
| import org.apache.hadoop.hdds.scm.XceiverClientManager; |
| import org.apache.hadoop.hdds.scm.container.ContainerInfo; |
| import org.apache.hadoop.hdds.scm.container.ContainerManager; |
| import org.apache.hadoop.hdds.scm.container.ContainerManagerImpl; |
| import org.apache.hadoop.hdds.scm.container.MockNodeManager; |
| import org.apache.hadoop.hdds.scm.container.TestContainerManagerImpl; |
| import org.apache.hadoop.hdds.scm.container.placement.algorithms.SCMContainerPlacementCapacity; |
| import org.apache.hadoop.hdds.scm.events.SCMEvents; |
| import org.apache.hadoop.hdds.scm.ha.MockSCMHAManager; |
| import org.apache.hadoop.hdds.scm.ha.SCMContext; |
| import org.apache.hadoop.hdds.scm.ha.SCMHAManager; |
| import org.apache.hadoop.hdds.scm.ha.SequenceIdGenerator; |
| import org.apache.hadoop.hdds.scm.metadata.SCMDBDefinition; |
| import org.apache.hadoop.hdds.scm.pipeline.MockPipelineManager; |
| import org.apache.hadoop.hdds.scm.pipeline.PipelineManager; |
| import org.apache.hadoop.hdds.scm.server.SCMStorageConfig; |
| import org.apache.hadoop.hdds.server.events.EventQueue; |
| import org.apache.hadoop.hdds.upgrade.HDDSLayoutVersionManager; |
| import org.apache.hadoop.hdds.utils.db.DBStore; |
| import org.apache.hadoop.hdds.utils.db.DBStoreBuilder; |
| import org.apache.hadoop.ozone.OzoneConsts; |
| import org.apache.hadoop.ozone.container.common.SCMTestUtils; |
| import org.apache.hadoop.ozone.upgrade.LayoutVersionManager; |
| import org.apache.hadoop.test.PathUtils; |
| |
| import org.apache.commons.io.IOUtils; |
| import static org.apache.hadoop.hdds.protocol.proto.HddsProtos.NodeState.HEALTHY; |
| |
| import org.apache.ozone.test.GenericTestUtils; |
| import org.junit.After; |
| |
| import static org.apache.hadoop.ozone.container.upgrade.UpgradeUtils.toLayoutVersionProto; |
| import static org.apache.hadoop.hdds.upgrade.HDDSLayoutVersionManager.maxLayoutVersion; |
| import static org.junit.Assert.assertEquals; |
| import org.junit.Before; |
| import org.junit.Ignore; |
| import org.junit.Rule; |
| import org.junit.Test; |
| import org.junit.rules.ExpectedException; |
| import org.mockito.Mockito; |
| |
| /** |
| * Test for different container placement policy. |
| */ |
| public class TestContainerPlacement { |
| private File testDir; |
| private DBStore dbStore; |
| private ContainerManager containerManager; |
| private SCMHAManager scmhaManager; |
| private SequenceIdGenerator sequenceIdGen; |
| private OzoneConfiguration conf; |
| private PipelineManager pipelineManager; |
| private NodeManager nodeManager; |
| |
| @Rule |
| public ExpectedException thrown = ExpectedException.none(); |
| |
| @Before |
| public void setUp() throws Exception { |
| conf = getConf(); |
| testDir = GenericTestUtils.getTestDir( |
| TestContainerManagerImpl.class.getSimpleName() + UUID.randomUUID()); |
| conf.set(HddsConfigKeys.OZONE_METADATA_DIRS, testDir.getAbsolutePath()); |
| dbStore = DBStoreBuilder.createDBStore( |
| conf, new SCMDBDefinition()); |
| scmhaManager = MockSCMHAManager.getInstance(true); |
| sequenceIdGen = new SequenceIdGenerator( |
| conf, scmhaManager, SCMDBDefinition.SEQUENCE_ID.getTable(dbStore)); |
| nodeManager = new MockNodeManager(true, 10); |
| pipelineManager = new MockPipelineManager(dbStore, |
| scmhaManager, nodeManager); |
| pipelineManager.createPipeline(new RatisReplicationConfig( |
| HddsProtos.ReplicationFactor.THREE)); |
| } |
| |
| @After |
| public void cleanup() throws Exception { |
| if (dbStore != null) { |
| dbStore.close(); |
| } |
| |
| FileUtil.fullyDelete(testDir); |
| } |
| |
| /** |
| * Returns a new copy of Configuration. |
| * |
| * @return Config |
| */ |
| OzoneConfiguration getConf() { |
| return new OzoneConfiguration(); |
| } |
| |
| /** |
| * Creates a NodeManager. |
| * |
| * @param config - Config for the node manager. |
| * @return SCNNodeManager |
| */ |
| |
| SCMNodeManager createNodeManager(OzoneConfiguration config) { |
| EventQueue eventQueue = new EventQueue(); |
| eventQueue.addHandler(SCMEvents.NEW_NODE, |
| Mockito.mock(NewNodeHandler.class)); |
| eventQueue.addHandler(SCMEvents.STALE_NODE, |
| Mockito.mock(StaleNodeHandler.class)); |
| eventQueue.addHandler(SCMEvents.DEAD_NODE, |
| Mockito.mock(DeadNodeHandler.class)); |
| |
| SCMStorageConfig storageConfig = Mockito.mock(SCMStorageConfig.class); |
| Mockito.when(storageConfig.getClusterID()).thenReturn("cluster1"); |
| |
| HDDSLayoutVersionManager versionManager = |
| Mockito.mock(HDDSLayoutVersionManager.class); |
| Mockito.when(versionManager.getMetadataLayoutVersion()) |
| .thenReturn(maxLayoutVersion()); |
| Mockito.when(versionManager.getSoftwareLayoutVersion()) |
| .thenReturn(maxLayoutVersion()); |
| SCMNodeManager scmNodeManager = new SCMNodeManager(config, storageConfig, |
| eventQueue, null, SCMContext.emptyContext(), versionManager); |
| return scmNodeManager; |
| } |
| |
| ContainerManager createContainerManager() |
| throws IOException { |
| return new ContainerManagerImpl(conf, |
| scmhaManager, sequenceIdGen, pipelineManager, |
| SCMDBDefinition.CONTAINERS.getTable(dbStore)); |
| } |
| |
| /** |
| * Test capacity based container placement policy with node reports. |
| * |
| * @throws IOException |
| * @throws InterruptedException |
| */ |
| @Test |
| @Ignore |
| public void testContainerPlacementCapacity() throws IOException, |
| InterruptedException { |
| final int nodeCount = 4; |
| final long capacity = 10L * OzoneConsts.GB; |
| final long used = 2L * OzoneConsts.GB; |
| final long remaining = capacity - used; |
| |
| testDir = PathUtils.getTestDir( |
| TestContainerPlacement.class); |
| conf.set(HddsConfigKeys.OZONE_METADATA_DIRS, |
| testDir.getAbsolutePath()); |
| conf.setClass(ScmConfigKeys.OZONE_SCM_CONTAINER_PLACEMENT_IMPL_KEY, |
| SCMContainerPlacementCapacity.class, PlacementPolicy.class); |
| |
| SCMNodeManager scmNodeManager = createNodeManager(conf); |
| containerManager = createContainerManager(); |
| List<DatanodeDetails> datanodes = HddsTestUtils |
| .getListOfRegisteredDatanodeDetails(scmNodeManager, nodeCount); |
| XceiverClientManager xceiverClientManager = null; |
| LayoutVersionManager versionManager = |
| scmNodeManager.getLayoutVersionManager(); |
| LayoutVersionProto layoutInfo = |
| toLayoutVersionProto(versionManager.getMetadataLayoutVersion(), |
| versionManager.getSoftwareLayoutVersion()); |
| try { |
| for (DatanodeDetails datanodeDetails : datanodes) { |
| scmNodeManager.processHeartbeat(datanodeDetails, layoutInfo); |
| } |
| |
| //TODO: wait for heartbeat to be processed |
| Thread.sleep(4 * 1000); |
| assertEquals(nodeCount, scmNodeManager.getNodeCount(null, HEALTHY)); |
| assertEquals(capacity * nodeCount, |
| (long) scmNodeManager.getStats().getCapacity().get()); |
| assertEquals(used * nodeCount, |
| (long) scmNodeManager.getStats().getScmUsed().get()); |
| assertEquals(remaining * nodeCount, |
| (long) scmNodeManager.getStats().getRemaining().get()); |
| |
| xceiverClientManager = new XceiverClientManager(conf); |
| |
| ContainerInfo container = containerManager |
| .allocateContainer( |
| ReplicationConfig.fromProtoTypeAndFactor( |
| SCMTestUtils.getReplicationType(conf), |
| SCMTestUtils.getReplicationFactor(conf)), |
| OzoneConsts.OZONE); |
| assertEquals(SCMTestUtils.getReplicationFactor(conf).getNumber(), |
| containerManager.getContainerReplicas( |
| container.containerID()).size()); |
| } finally { |
| IOUtils.closeQuietly(containerManager); |
| IOUtils.closeQuietly(scmNodeManager); |
| if (xceiverClientManager != null) { |
| xceiverClientManager.close(); |
| } |
| FileUtil.fullyDelete(testDir); |
| } |
| } |
| } |