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/*
* 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.events.listeners.upgrade;
import static org.easymock.EasyMock.anyLong;
import static org.easymock.EasyMock.expect;
import static org.easymock.EasyMock.expectLastCall;
import java.lang.reflect.Field;
import org.apache.ambari.server.AmbariException;
import org.apache.ambari.server.agent.stomp.HostLevelParamsHolder;
import org.apache.ambari.server.api.services.AmbariMetaInfo;
import org.apache.ambari.server.events.HostComponentVersionAdvertisedEvent;
import org.apache.ambari.server.events.HostLevelParamsUpdateEvent;
import org.apache.ambari.server.events.publishers.VersionEventPublisher;
import org.apache.ambari.server.orm.dao.RepositoryVersionDAO;
import org.apache.ambari.server.orm.entities.HostVersionEntity;
import org.apache.ambari.server.orm.entities.RepositoryVersionEntity;
import org.apache.ambari.server.orm.entities.UpgradeEntity;
import org.apache.ambari.server.state.Cluster;
import org.apache.ambari.server.state.ComponentInfo;
import org.apache.ambari.server.state.Host;
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.StackId;
import org.apache.ambari.server.state.UpgradeState;
import org.easymock.EasyMockRunner;
import org.easymock.EasyMockSupport;
import org.easymock.Mock;
import org.easymock.MockType;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import com.google.inject.Provider;
import junit.framework.Assert;
/**
* StackVersionListener tests.
*/
@RunWith(EasyMockRunner.class)
public class StackVersionListenerTest extends EasyMockSupport {
private static final String INVALID_NEW_VERSION = "1.2.3.4-5678";
private static final String VALID_NEW_VERSION = "2.4.0.0-1000";
private static final String SERVICE_COMPONENT_NAME = "Some component name";
private static final String SERVICE_NAME = "Service name";
private static final Long CLUSTER_ID = 1L;
private static final String UNKNOWN_VERSION = "UNKNOWN";
private static final String VALID_PREVIOUS_VERSION = "2.2.0.0";
private static final HostVersionEntity DUMMY_HOST_VERSION_ENTITY = new HostVersionEntity();
private static final UpgradeEntity DUMMY_UPGRADE_ENTITY = new UpgradeEntity();
public static final String STACK_NAME = "HDP";
public static final String STACK_VERSION = "2.4";
private Cluster cluster;
private ServiceComponentHost sch;
private Service service;
private ServiceComponent serviceComponent;
private VersionEventPublisher publisher = new VersionEventPublisher();
private StackId stackId = new StackId(STACK_NAME, STACK_VERSION);
@Mock
private Provider<AmbariMetaInfo> ambariMetaInfoProvider;
@Mock
private Provider<HostLevelParamsHolder> m_hostLevelParamsHolder;
@Mock
private ComponentInfo componentInfo;
@Mock
private AmbariMetaInfo ambariMetaInfo;
@Mock(type = MockType.NICE)
private HostLevelParamsHolder hostLevelParamsHolder;
private StackVersionListener listener;
@Before
public void setup() throws Exception {
cluster = createNiceMock(Cluster.class);
sch = createNiceMock(ServiceComponentHost.class);
service = createNiceMock(Service.class);
serviceComponent = createNiceMock(ServiceComponent.class);
componentInfo = createNiceMock(ComponentInfo.class);
expect(cluster.getClusterId()).andReturn(CLUSTER_ID);
expect(cluster.getService(SERVICE_NAME)).andReturn(service).anyTimes();
expect(service.getServiceComponent(SERVICE_COMPONENT_NAME)).andReturn(
serviceComponent).anyTimes();
expect(sch.getDesiredStackId()).andReturn(stackId).atLeastOnce();
expect(sch.getServiceName()).andReturn(SERVICE_NAME).atLeastOnce();
expect(sch.getServiceComponentName()).andReturn(SERVICE_COMPONENT_NAME).atLeastOnce();
expect(ambariMetaInfoProvider.get()).andReturn(ambariMetaInfo).atLeastOnce();
expect(m_hostLevelParamsHolder.get()).andReturn(hostLevelParamsHolder).anyTimes();
expect(ambariMetaInfo.getComponent(STACK_NAME, STACK_VERSION, SERVICE_NAME,
SERVICE_COMPONENT_NAME)).andReturn(componentInfo).atLeastOnce();
expect(hostLevelParamsHolder.getCurrentData(anyLong())).andReturn(createNiceMock(HostLevelParamsUpdateEvent.class)).anyTimes();
listener = new StackVersionListener(publisher, ambariMetaInfoProvider, m_hostLevelParamsHolder);
injectMocks(listener);
}
@Test
public void testRecalculateHostVersionStateWhenVersionIsNullAndNewVersionIsNotBlank() throws AmbariException {
expect(sch.getVersion()).andReturn(null);
expect(componentInfo.isVersionAdvertised()).andReturn(true).once();
sch.setVersion(INVALID_NEW_VERSION);
expectLastCall().once();
expect(sch.recalculateHostVersionState()).andReturn(null).once();
replayAll();
sendEventAndVerify(INVALID_NEW_VERSION);
}
@Test
public void testRecalculateHostVersionStateWhenVersionIsUnknownAndNewVersionIsNotBlank() throws AmbariException {
expect(sch.getVersion()).andReturn(UNKNOWN_VERSION);
expect(componentInfo.isVersionAdvertised()).andReturn(true).once();
sch.setVersion(INVALID_NEW_VERSION);
expectLastCall().once();
expect(sch.recalculateHostVersionState()).andReturn(null).once();
replayAll();
sendEventAndVerify(INVALID_NEW_VERSION);
}
@Test
public void testRecalculateClusterVersionStateWhenVersionIsNullAndNewVersionIsValid() throws AmbariException {
expect(sch.getVersion()).andReturn(null);
expect(componentInfo.isVersionAdvertised()).andReturn(true).once();
sch.setVersion(VALID_NEW_VERSION);
expectLastCall().once();
expect(sch.recalculateHostVersionState()).andReturn(DUMMY_HOST_VERSION_ENTITY).once();
replayAll();
sendEventAndVerify(VALID_NEW_VERSION);
}
@Test
public void testRecalculateClusterVersionStateWhenVersionIsUnknownAndNewVersionIsValid() throws AmbariException {
expect(sch.getVersion()).andReturn(UNKNOWN_VERSION);
expect(componentInfo.isVersionAdvertised()).andReturn(true).once();
sch.setVersion(VALID_NEW_VERSION);
expectLastCall().once();
expect(sch.recalculateHostVersionState()).andReturn(DUMMY_HOST_VERSION_ENTITY).once();
replayAll();
sendEventAndVerify(VALID_NEW_VERSION);
}
@Test
public void testRecalculateHostVersionStateWhenComponentDesiredVersionIsUnknownAndNewVersionIsNotValid() throws AmbariException {
expect(serviceComponent.getDesiredVersion()).andReturn(UNKNOWN_VERSION);
expect(componentInfo.isVersionAdvertised()).andReturn(true).once();
sch.setUpgradeState(UpgradeState.NONE);
expectLastCall().once();
sch.setVersion(INVALID_NEW_VERSION);
expectLastCall().once();
expect(sch.recalculateHostVersionState()).andReturn(null).once();
replayAll();
sendEventAndVerify(INVALID_NEW_VERSION);
}
@Test
public void testRecalculateClusterVersionStateWhenComponentDesiredVersionIsUnknownAndNewVersionIsValid() throws AmbariException {
expect(serviceComponent.getDesiredVersion()).andReturn(UNKNOWN_VERSION);
expect(componentInfo.isVersionAdvertised()).andReturn(true).once();
sch.setUpgradeState(UpgradeState.NONE);
expectLastCall().once();
sch.setVersion(VALID_NEW_VERSION);
expectLastCall().once();
expect(sch.recalculateHostVersionState()).andReturn(DUMMY_HOST_VERSION_ENTITY).once();
replayAll();
sendEventAndVerify(VALID_NEW_VERSION);
}
@Test
public void testRecalculateClusterVersionStateWhenVersionNotAdvertised() throws AmbariException {
expect(componentInfo.isVersionAdvertised()).andReturn(false).once();
replayAll();
sendEventAndVerify(VALID_NEW_VERSION);
}
@Test
public void testNoActionTakenOnNullVersion() throws AmbariException {
expect(componentInfo.isVersionAdvertised()).andReturn(true).once();
resetAll();
replayAll();
sendEventAndVerify(null);
}
@Test
public void testSetUpgradeStateToCompleteWhenUpgradeIsInProgressAndNewVersionIsEqualToComponentDesiredVersion() throws AmbariException {
expect(cluster.getUpgradeInProgress()).andReturn(DUMMY_UPGRADE_ENTITY);
expect(sch.getVersion()).andReturn(VALID_PREVIOUS_VERSION);
expect(sch.getUpgradeState()).andReturn(UpgradeState.IN_PROGRESS);
expect(componentInfo.isVersionAdvertised()).andReturn(true).once();
sch.setUpgradeState(UpgradeState.COMPLETE);
expectLastCall().once();
expect(serviceComponent.getDesiredVersion()).andStubReturn(VALID_NEW_VERSION);
replayAll();
sendEventAndVerify(VALID_NEW_VERSION);
}
@Test
public void testSetUpgradeStateToNoneWhenNoUpgradeAndNewVersionIsEqualToComponentDesiredVersion() throws AmbariException {
expect(sch.getVersion()).andReturn(VALID_PREVIOUS_VERSION);
expect(sch.getUpgradeState()).andReturn(UpgradeState.IN_PROGRESS);
expect(componentInfo.isVersionAdvertised()).andReturn(true).once();
sch.setUpgradeState(UpgradeState.NONE);
expectLastCall().once();
expect(serviceComponent.getDesiredVersion()).andStubReturn(VALID_NEW_VERSION);
replayAll();
sendEventAndVerify(VALID_NEW_VERSION);
}
@Test
public void testSetUpgradeStateToVersionMismatchWhenUpgradeIsInProgressAndNewVersionIsNotEqualToComponentDesiredVersion() throws AmbariException {
expect(sch.getVersion()).andReturn(VALID_PREVIOUS_VERSION);
expect(sch.getUpgradeState()).andReturn(UpgradeState.IN_PROGRESS);
expect(componentInfo.isVersionAdvertised()).andReturn(true).once();
sch.setUpgradeState(UpgradeState.VERSION_MISMATCH);
expectLastCall().once();
sch.setVersion(VALID_NEW_VERSION);
expectLastCall().once();
expect(serviceComponent.getDesiredVersion()).andStubReturn(VALID_PREVIOUS_VERSION);
replayAll();
sendEventAndVerify(VALID_NEW_VERSION);
}
@Test
public void testSetUpgradeStateToCompleteWhenHostHasVersionMismatchAndNewVersionIsEqualToComponentDesiredVersionAndClusterUpgradeIsInProgress() throws AmbariException {
expect(sch.getVersion()).andReturn(VALID_PREVIOUS_VERSION);
expect(sch.getUpgradeState()).andReturn(UpgradeState.VERSION_MISMATCH);
expect(cluster.getUpgradeInProgress()).andReturn(DUMMY_UPGRADE_ENTITY);
expect(serviceComponent.getDesiredVersion()).andStubReturn(VALID_NEW_VERSION);
expect(componentInfo.isVersionAdvertised()).andReturn(true).once();
sch.setUpgradeState(UpgradeState.COMPLETE);
expectLastCall().once();
replayAll();
sendEventAndVerify(VALID_NEW_VERSION);
}
@Test
public void testSetUpgradeStateToNoneWhenHostHasVersionMismatchAndNewVersionIsEqualToComponentDesiredVersion() throws AmbariException {
expect(sch.getVersion()).andReturn(VALID_PREVIOUS_VERSION);
expect(sch.getUpgradeState()).andReturn(UpgradeState.VERSION_MISMATCH);
expect(serviceComponent.getDesiredVersion()).andStubReturn(VALID_NEW_VERSION);
expect(componentInfo.isVersionAdvertised()).andReturn(true).once();
sch.setUpgradeState(UpgradeState.NONE);
expectLastCall().once();
replayAll();
sendEventAndVerify(VALID_NEW_VERSION);
}
@Test
public void testSetUpgradeStateToVersionMismatchByDefaultWhenHostAndNewVersionsAreValid() throws AmbariException {
expect(sch.getVersion()).andReturn(VALID_PREVIOUS_VERSION);
expect(componentInfo.isVersionAdvertised()).andReturn(true).once();
sch.setUpgradeState(UpgradeState.VERSION_MISMATCH);
expectLastCall().once();
replayAll();
sendEventAndVerify(VALID_NEW_VERSION);
}
@Test
public void testSetRepositoryVersion() throws Exception {
Host host = createMock(Host.class);
expect(host.getHostId()).andReturn(1L).anyTimes();
expect(sch.getVersion()).andReturn(UNKNOWN_VERSION);
expect(sch.getHost()).andReturn(host).anyTimes();
expect(componentInfo.isVersionAdvertised()).andReturn(true).once();
RepositoryVersionDAO dao = createNiceMock(RepositoryVersionDAO.class);
RepositoryVersionEntity entity = createNiceMock(RepositoryVersionEntity.class);
expect(entity.getVersion()).andReturn("2.4.0.0").once();
// when the version gets reported back, we set this repo to resolved
entity.setResolved(true);
expectLastCall().once();
expect(dao.findByPK(1L)).andReturn(entity).once();
expect(dao.merge(entity)).andReturn(entity).once();
replayAll();
String newVersion = VALID_NEW_VERSION;
HostComponentVersionAdvertisedEvent event = new HostComponentVersionAdvertisedEvent(cluster, sch, newVersion, 1L);
// !!! avoid injector for test class
Field field = StackVersionListener.class.getDeclaredField("repositoryVersionDAO");
field.setAccessible(true);
field.set(listener, dao);
listener.onAmbariEvent(event);
verifyAll();
}
/**
* Tests that if a component advertises a version and the repository already
* matches, that we ensure that it is marked as resolved.
*
* @throws Exception
*/
@Test
public void testRepositoryResolvedWhenVersionsMatch() throws Exception {
String version = "2.4.0.0";
Host host = createMock(Host.class);
expect(host.getHostId()).andReturn(1L).anyTimes();
expect(sch.getVersion()).andReturn(version);
expect(sch.getHost()).andReturn(host).anyTimes();
expect(componentInfo.isVersionAdvertised()).andReturn(true).once();
RepositoryVersionDAO dao = createNiceMock(RepositoryVersionDAO.class);
RepositoryVersionEntity entity = createNiceMock(RepositoryVersionEntity.class);
expect(entity.getVersion()).andReturn(version).once();
expect(entity.isResolved()).andReturn(false).once();
// when the version gets reported back, we set this repo to resolved
entity.setResolved(true);
expectLastCall().once();
expect(dao.findByPK(1L)).andReturn(entity).once();
expect(dao.merge(entity)).andReturn(entity).once();
replayAll();
String newVersion = version;
HostComponentVersionAdvertisedEvent event = new HostComponentVersionAdvertisedEvent(cluster, sch, newVersion, 1L);
// !!! avoid injector for test class
Field field = StackVersionListener.class.getDeclaredField("repositoryVersionDAO");
field.setAccessible(true);
field.set(listener, dao);
listener.onAmbariEvent(event);
verifyAll();
}
/**
* Tests that the {@link RepositoryVersionEntity} is not updated if there is
* an upgrade, even if the repo ID is passed back and the versions don't
* match.
*
* @throws Exception
*/
@Test
public void testRepositoryVersionNotSetDuringUpgrade() throws Exception {
expect(componentInfo.isVersionAdvertised()).andReturn(true).once();
// this call will make it seem like there is an upgrade in progress
expect(cluster.getUpgradeInProgress()).andReturn(createNiceMock(UpgradeEntity.class));
// create the DAO - nothing will be called on it, so make it strict
RepositoryVersionDAO dao = createStrictMock(RepositoryVersionDAO.class);
replayAll();
// !!! avoid injector for test class
Field field = StackVersionListener.class.getDeclaredField("repositoryVersionDAO");
field.setAccessible(true);
field.set(listener, dao);
HostComponentVersionAdvertisedEvent event = new HostComponentVersionAdvertisedEvent(cluster,
sch, VALID_NEW_VERSION, 1L);
// make sure that a repo ID will come back
Assert.assertNotNull(event.getRepositoryVersionId());
listener.onAmbariEvent(event);
verifyAll();
}
private void sendEventAndVerify(String newVersion) throws AmbariException {
HostComponentVersionAdvertisedEvent event = new HostComponentVersionAdvertisedEvent(cluster, sch, newVersion);
listener.onAmbariEvent(event);
verifyAll();
}
}