| /** |
| * 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.yarn.server.resourcemanager; |
| |
| import static org.mockito.Matchers.any; |
| import static org.mockito.Mockito.doAnswer; |
| import static org.mockito.Mockito.doReturn; |
| import static org.mockito.Mockito.mock; |
| import static org.mockito.Mockito.verify; |
| |
| import java.util.Collections; |
| import java.util.List; |
| |
| import junit.framework.Assert; |
| |
| import org.apache.hadoop.yarn.api.records.ContainerId; |
| import org.apache.hadoop.yarn.api.records.ContainerStatus; |
| import org.apache.hadoop.yarn.api.records.NodeHealthStatus; |
| import org.apache.hadoop.yarn.api.records.NodeId; |
| import org.apache.hadoop.yarn.event.EventHandler; |
| import org.apache.hadoop.yarn.server.api.records.HeartbeatResponse; |
| import org.apache.hadoop.yarn.server.resourcemanager.recovery.MemStore; |
| import org.apache.hadoop.yarn.server.resourcemanager.resourcetracker.InlineDispatcher; |
| import org.apache.hadoop.yarn.server.resourcemanager.rmnode.RMNodeCleanContainerEvent; |
| import org.apache.hadoop.yarn.server.resourcemanager.rmnode.RMNodeEvent; |
| import org.apache.hadoop.yarn.server.resourcemanager.rmnode.RMNodeEventType; |
| import org.apache.hadoop.yarn.server.resourcemanager.rmnode.RMNodeImpl; |
| import org.apache.hadoop.yarn.server.resourcemanager.rmnode.RMNodeStatusEvent; |
| import org.apache.hadoop.yarn.server.resourcemanager.scheduler.YarnScheduler; |
| import org.apache.hadoop.yarn.server.resourcemanager.scheduler.event.NodeAddedSchedulerEvent; |
| import org.apache.hadoop.yarn.server.resourcemanager.scheduler.event.NodeUpdateSchedulerEvent; |
| import org.apache.hadoop.yarn.server.resourcemanager.scheduler.event.SchedulerEvent; |
| import org.apache.hadoop.yarn.server.resourcemanager.scheduler.event.SchedulerEventType; |
| import org.apache.hadoop.yarn.server.resourcemanager.security.DelegationTokenRenewer; |
| import org.apache.hadoop.yarn.util.BuilderUtils; |
| import org.junit.After; |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.mockito.invocation.InvocationOnMock; |
| import org.mockito.stubbing.Answer; |
| |
| public class TestRMNodeTransitions { |
| |
| RMNodeImpl node; |
| |
| private RMContext rmContext; |
| private YarnScheduler scheduler; |
| |
| private SchedulerEventType eventType; |
| private List<ContainerStatus> completedContainers; |
| |
| private final class TestSchedulerEventDispatcher implements |
| EventHandler<SchedulerEvent> { |
| @Override |
| public void handle(SchedulerEvent event) { |
| scheduler.handle(event); |
| } |
| } |
| |
| @Before |
| public void setUp() throws Exception { |
| InlineDispatcher rmDispatcher = new InlineDispatcher(); |
| |
| rmContext = |
| new RMContextImpl(new MemStore(), rmDispatcher, null, null, |
| mock(DelegationTokenRenewer.class)); |
| scheduler = mock(YarnScheduler.class); |
| doAnswer( |
| new Answer<Void>() { |
| |
| @Override |
| public Void answer(InvocationOnMock invocation) throws Throwable { |
| final SchedulerEvent event = (SchedulerEvent)(invocation.getArguments()[0]); |
| eventType = event.getType(); |
| if (eventType == SchedulerEventType.NODE_UPDATE) { |
| completedContainers = |
| ((NodeUpdateSchedulerEvent)event).getCompletedContainers(); |
| } else { |
| completedContainers = null; |
| } |
| return null; |
| } |
| } |
| ).when(scheduler).handle(any(SchedulerEvent.class)); |
| |
| rmDispatcher.register(SchedulerEventType.class, |
| new TestSchedulerEventDispatcher()); |
| |
| NodeId nodeId = BuilderUtils.newNodeId("localhost", 0); |
| node = new RMNodeImpl(nodeId, rmContext, null, 0, 0, null, null); |
| |
| } |
| |
| @After |
| public void tearDown() throws Exception { |
| } |
| |
| private RMNodeStatusEvent getMockRMNodeStatusEvent() { |
| HeartbeatResponse response = mock(HeartbeatResponse.class); |
| |
| NodeHealthStatus healthStatus = mock(NodeHealthStatus.class); |
| Boolean yes = new Boolean(true); |
| doReturn(yes).when(healthStatus).getIsNodeHealthy(); |
| |
| RMNodeStatusEvent event = mock(RMNodeStatusEvent.class); |
| doReturn(healthStatus).when(event).getNodeHealthStatus(); |
| doReturn(response).when(event).getLatestResponse(); |
| doReturn(RMNodeEventType.STATUS_UPDATE).when(event).getType(); |
| return event; |
| } |
| |
| @Test |
| public void testExpiredContainer() { |
| // Start the node |
| node.handle(new RMNodeEvent(null, RMNodeEventType.STARTED)); |
| verify(scheduler).handle(any(NodeAddedSchedulerEvent.class)); |
| |
| // Expire a container |
| ContainerId completedContainerId = BuilderUtils.newContainerId( |
| BuilderUtils.newApplicationAttemptId( |
| BuilderUtils.newApplicationId(0, 0), 0), 0); |
| node.handle(new RMNodeCleanContainerEvent(null, completedContainerId)); |
| Assert.assertEquals(1, node.getContainersToCleanUp().size()); |
| |
| // Now verify that scheduler isn't notified of an expired container |
| // by checking number of 'completedContainers' it got in the previous event |
| RMNodeStatusEvent statusEvent = getMockRMNodeStatusEvent(); |
| ContainerStatus containerStatus = mock(ContainerStatus.class); |
| doReturn(completedContainerId).when(containerStatus).getContainerId(); |
| doReturn(Collections.singletonList(containerStatus)). |
| when(statusEvent).getContainers(); |
| node.handle(statusEvent); |
| Assert.assertEquals(0, completedContainers.size()); |
| } |
| |
| } |