| /* |
| * 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.ambari.server.checks; |
| |
| import java.util.Collections; |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| import org.apache.ambari.server.api.services.AmbariMetaInfo; |
| import org.apache.ambari.server.configuration.Configuration; |
| import org.apache.ambari.server.controller.PrereqCheckRequest; |
| import org.apache.ambari.server.orm.entities.RepositoryVersionEntity; |
| import org.apache.ambari.server.state.Cluster; |
| import org.apache.ambari.server.state.Clusters; |
| import org.apache.ambari.server.state.RepositoryType; |
| import org.apache.ambari.server.state.Service; |
| import org.apache.ambari.server.state.ServiceComponent; |
| import org.apache.ambari.server.state.ServiceComponentHost; |
| import org.apache.ambari.server.state.repository.ClusterVersionSummary; |
| import org.apache.ambari.server.state.repository.VersionDefinitionXml; |
| import org.apache.ambari.server.state.stack.PrereqCheckStatus; |
| import org.apache.ambari.server.state.stack.PrerequisiteCheck; |
| import org.junit.Assert; |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.mockito.Mock; |
| import org.mockito.Mockito; |
| import org.mockito.runners.MockitoJUnitRunner; |
| |
| import com.google.common.collect.ImmutableMap; |
| import com.google.inject.Provider; |
| |
| /** |
| * Unit tests for SecondaryNamenodeDeletedCheck |
| * |
| */ |
| @RunWith(MockitoJUnitRunner.class) |
| public class DruidHighAvailabilityCheckTest |
| { |
| private final Clusters clusters = Mockito.mock(Clusters.class); |
| |
| private final DruidHighAvailabilityCheck druidHighAvailabilityCheck = new DruidHighAvailabilityCheck(); |
| |
| @Mock |
| private ClusterVersionSummary m_clusterVersionSummary; |
| |
| @Mock |
| private VersionDefinitionXml m_vdfXml; |
| |
| @Mock |
| private RepositoryVersionEntity m_repositoryVersion; |
| |
| final Map<String, Service> m_services = new HashMap<>(); |
| |
| @Before |
| public void setup() throws Exception { |
| druidHighAvailabilityCheck.clustersProvider = new Provider<Clusters>() { |
| @Override |
| public Clusters get() { |
| return clusters; |
| } |
| }; |
| |
| druidHighAvailabilityCheck.ambariMetaInfo = new Provider<AmbariMetaInfo>() { |
| @Override |
| public AmbariMetaInfo get() { |
| return Mockito.mock(AmbariMetaInfo.class); |
| } |
| }; |
| |
| Configuration config = Mockito.mock(Configuration.class); |
| druidHighAvailabilityCheck.config = config; |
| |
| m_services.clear(); |
| Mockito.when(m_repositoryVersion.getType()).thenReturn(RepositoryType.STANDARD); |
| Mockito.when(m_repositoryVersion.getRepositoryXml()).thenReturn(m_vdfXml); |
| Mockito.when(m_vdfXml.getClusterSummary(Mockito.any(Cluster.class))).thenReturn(m_clusterVersionSummary); |
| Mockito.when(m_clusterVersionSummary.getAvailableServiceNames()).thenReturn(m_services.keySet()); |
| } |
| |
| @Test |
| public void testIsApplicable() throws Exception { |
| final Cluster cluster = Mockito.mock(Cluster.class); |
| final Service service = Mockito.mock(Service.class); |
| |
| m_services.put("DRUID", service); |
| |
| Mockito.when(cluster.getClusterId()).thenReturn(1L); |
| Mockito.when(cluster.getServices()).thenReturn(m_services); |
| Mockito.when(clusters.getCluster("cluster")).thenReturn(cluster); |
| |
| PrereqCheckRequest request = new PrereqCheckRequest("cluster"); |
| request.setTargetRepositoryVersion(m_repositoryVersion); |
| |
| Assert.assertTrue(druidHighAvailabilityCheck.isApplicable(request)); |
| |
| request = new PrereqCheckRequest("cluster"); |
| request.setTargetRepositoryVersion(m_repositoryVersion); |
| |
| request.addResult(CheckDescription.DRUID_HA_WARNING, PrereqCheckStatus.PASS); |
| Assert.assertTrue(druidHighAvailabilityCheck.isApplicable(request)); |
| |
| m_services.remove("DRUID"); |
| Assert.assertFalse(druidHighAvailabilityCheck.isApplicable(request)); |
| } |
| |
| @Test |
| public void testPerform() throws Exception { |
| final ServiceComponentHost serviceComponentHost= Mockito.mock(ServiceComponentHost.class); |
| final Cluster cluster = Mockito.mock(Cluster.class); |
| Mockito.when(cluster.getClusterId()).thenReturn(1L); |
| Mockito.when(clusters.getCluster("cluster")).thenReturn(cluster); |
| |
| final Service service = Mockito.mock(Service.class); |
| final ServiceComponent serviceComponent = Mockito.mock(ServiceComponent.class); |
| final ServiceComponent haComponent = Mockito.mock(ServiceComponent.class); |
| Mockito.when(serviceComponent.getServiceComponentHosts()).thenReturn(Collections.<String,ServiceComponentHost>singletonMap("host", null)); |
| Mockito.when(haComponent.getServiceComponentHosts()).thenReturn(ImmutableMap.<String,ServiceComponentHost>of("host1", serviceComponentHost, "host2", serviceComponentHost)); |
| |
| // All Components Not HA |
| Mockito.when(cluster.getService("DRUID")).thenReturn(service); |
| Mockito.when(service.getServiceComponent("DRUID_COORDINATOR")).thenReturn(serviceComponent); |
| Mockito.when(service.getServiceComponent("DRUID_BROKER")).thenReturn(serviceComponent); |
| Mockito.when(service.getServiceComponent("DRUID_MIDDLEMANAGER")).thenReturn(serviceComponent); |
| Mockito.when(service.getServiceComponent("DRUID_HISTORICAL")).thenReturn(serviceComponent); |
| Mockito.when(service.getServiceComponent("DRUID_OVERLORD")).thenReturn(serviceComponent); |
| Mockito.when(service.getServiceComponent("DRUID_ROUTER")).thenReturn(serviceComponent); |
| PrerequisiteCheck check = new PrerequisiteCheck(null, null); |
| druidHighAvailabilityCheck.perform(check, new PrereqCheckRequest("cluster")); |
| Assert.assertEquals(PrereqCheckStatus.WARNING, check.getStatus()); |
| Assert.assertEquals("DRUID", check.getFailedOn().toArray(new String[1])[0]); |
| Assert.assertEquals("High Availability is not enabled for Druid. Druid Service may have some downtime during upgrade. Deploy multiple instances of DRUID_BROKER, DRUID_COORDINATOR, DRUID_HISTORICAL, DRUID_OVERLORD, DRUID_MIDDLEMANAGER, DRUID_ROUTER in the Cluster to avoid any downtime.", check.getFailReason()); |
| |
| // Some Components have HA |
| Mockito.when(cluster.getService("DRUID")).thenReturn(service); |
| Mockito.when(service.getServiceComponent("DRUID_COORDINATOR")).thenReturn(serviceComponent); |
| Mockito.when(service.getServiceComponent("DRUID_BROKER")).thenReturn(haComponent); |
| Mockito.when(service.getServiceComponent("DRUID_MIDDLEMANAGER")).thenReturn(serviceComponent); |
| Mockito.when(service.getServiceComponent("DRUID_HISTORICAL")).thenReturn(haComponent); |
| Mockito.when(service.getServiceComponent("DRUID_OVERLORD")).thenReturn(serviceComponent); |
| Mockito.when(service.getServiceComponent("DRUID_ROUTER")).thenReturn(haComponent); |
| check = new PrerequisiteCheck(null, null); |
| druidHighAvailabilityCheck.perform(check, new PrereqCheckRequest("cluster")); |
| Assert.assertEquals(PrereqCheckStatus.WARNING, check.getStatus()); |
| Assert.assertEquals("DRUID", check.getFailedOn().toArray(new String[1])[0]); |
| Assert.assertEquals("High Availability is not enabled for Druid. Druid Service may have some downtime during upgrade. Deploy multiple instances of DRUID_COORDINATOR, DRUID_OVERLORD, DRUID_MIDDLEMANAGER in the Cluster to avoid any downtime.", check.getFailReason()); |
| |
| // All components have HA |
| Mockito.when(cluster.getService("DRUID")).thenReturn(service); |
| Mockito.when(service.getServiceComponent("DRUID_COORDINATOR")).thenReturn(haComponent); |
| Mockito.when(service.getServiceComponent("DRUID_BROKER")).thenReturn(haComponent); |
| Mockito.when(service.getServiceComponent("DRUID_MIDDLEMANAGER")).thenReturn(haComponent); |
| Mockito.when(service.getServiceComponent("DRUID_HISTORICAL")).thenReturn(haComponent); |
| Mockito.when(service.getServiceComponent("DRUID_OVERLORD")).thenReturn(haComponent); |
| Mockito.when(service.getServiceComponent("DRUID_ROUTER")).thenReturn(haComponent); |
| |
| |
| check = new PrerequisiteCheck(null, null); |
| druidHighAvailabilityCheck.perform(check, new PrereqCheckRequest("cluster")); |
| Assert.assertEquals(PrereqCheckStatus.PASS, check.getStatus()); |
| } |
| } |