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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.hooks.users;
import java.util.Arrays;
import java.util.Collections;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Map;
import java.util.Set;
import org.apache.ambari.server.Role;
import org.apache.ambari.server.RoleCommand;
import org.apache.ambari.server.actionmanager.ActionManager;
import org.apache.ambari.server.actionmanager.RequestFactory;
import org.apache.ambari.server.actionmanager.Stage;
import org.apache.ambari.server.actionmanager.StageFactory;
import org.apache.ambari.server.configuration.Configuration;
import org.apache.ambari.server.events.publishers.AmbariEventPublisher;
import org.apache.ambari.server.hooks.AmbariEventFactory;
import org.apache.ambari.server.hooks.HookContext;
import org.apache.ambari.server.state.Cluster;
import org.apache.ambari.server.state.Clusters;
import org.apache.ambari.server.state.Config;
import org.apache.ambari.server.state.SecurityType;
import org.apache.ambari.server.state.svccomphost.ServiceComponentHostServerActionEvent;
import org.codehaus.jackson.map.ObjectMapper;
import org.easymock.Capture;
import org.easymock.EasyMock;
import org.easymock.EasyMockRule;
import org.easymock.EasyMockSupport;
import org.easymock.Mock;
import org.easymock.TestSubject;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Rule;
import org.junit.Test;
public class UserHookServiceTest extends EasyMockSupport {
@Rule
public EasyMockRule mocks = new EasyMockRule(this);
@Mock
private AmbariEventFactory eventFactoryMock;
@Mock
private AmbariEventPublisher ambariEventPublisherMock;
@Mock
private ActionManager actionManagerMock;
@Mock
private RequestFactory requestFactoryMock;
@Mock
private StageFactory stageFactoryMock;
@Mock
private Configuration configurationMock;
@Mock
private Clusters clustersMock;
@Mock
private ObjectMapper objectMapperMock;
@Mock
private Map<String, Cluster> clustersMap;
@Mock
private Cluster clusterMock;
@Mock
private Stage stageMock;
@Mock
private Config configMock;
@TestSubject
private UserHookService hookService = new UserHookService();
private HookContext hookContext;
private Map<String, Set<String>> usersToGroups;
private UserCreatedEvent userCreatedEvent;
@Before
public void before() throws Exception {
usersToGroups = new HashMap<>();
usersToGroups.put("testUser", new HashSet<>(Arrays.asList("hdfs", "yarn")));
hookContext = new PostUserCreationHookContext(usersToGroups);
userCreatedEvent = new UserCreatedEvent(hookContext);
resetAll();
}
@Test
public void shouldServiceQuitWhenFeatureIsDisabled() {
// GIVEN
EasyMock.expect(configurationMock.isUserHookEnabled()).andReturn(Boolean.FALSE);
replayAll();
// WHEN
Boolean triggered = hookService.execute(hookContext);
//THEN
Assert.assertFalse("The hook must not be triggered if feature is disabled!", triggered);
}
@Test
public void shouldServiceQuitWhenClusterDoesNotExist() {
// GIVEN
EasyMock.expect(configurationMock.isUserHookEnabled()).andReturn(Boolean.TRUE);
EasyMock.expect(clustersMap.isEmpty()).andReturn(Boolean.TRUE);
EasyMock.expect(clustersMock.getClusters()).andReturn(clustersMap);
replayAll();
// WHEN
Boolean triggered = hookService.execute(hookContext);
//THEN
Assert.assertFalse("The hook must not be triggered if there's no cluster!", triggered);
}
@Test
public void shouldServiceQuitWhenCalledWithEmptyContext() {
// GIVEN
EasyMock.expect(configurationMock.isUserHookEnabled()).andReturn(Boolean.TRUE);
EasyMock.expect(clustersMap.isEmpty()).andReturn(Boolean.FALSE);
EasyMock.expect(clustersMock.getClusters()).andReturn(clustersMap);
replayAll();
// WHEN
Boolean triggered = hookService.execute(new PostUserCreationHookContext(Collections.<String, Set<String>>emptyMap()));
//THEN
Assert.assertFalse("The hook should not be triggered if there is no users in the context!", triggered);
}
@Test
public void shouldServiceTriggerHookWhenPrerequisitesAreSatisfied() {
// GIVEN
EasyMock.expect(configurationMock.isUserHookEnabled()).andReturn(Boolean.TRUE);
EasyMock.expect(clustersMap.isEmpty()).andReturn(Boolean.FALSE);
EasyMock.expect(clustersMock.getClusters()).andReturn(clustersMap);
Capture<HookContext> contextCapture = EasyMock.newCapture();
EasyMock.expect(eventFactoryMock.newUserCreatedEvent(EasyMock.capture(contextCapture))).andReturn(userCreatedEvent);
Capture<UserCreatedEvent> userCreatedEventCapture = EasyMock.newCapture();
ambariEventPublisherMock.publish(EasyMock.capture(userCreatedEventCapture));
replayAll();
// WHEN
Boolean triggered = hookService.execute(hookContext);
//THEN
Assert.assertTrue("The hook must be triggered if prerequisites satisfied!", triggered);
Assert.assertEquals("The hook context the event is generated from is not as expected ", hookContext, contextCapture.getValue());
Assert.assertEquals("The user created event is not the expected ", userCreatedEvent, userCreatedEventCapture.getValue());
}
@Test
public void shouldCommandParametersBeSet() throws Exception {
// GIVEN
Map<String, Cluster> clsMap = new HashMap<>();
clsMap.put("test-cluster", clusterMock);
Map<String, String> configMap = new HashMap<>();
configMap.put("hdfs_user", "hdfs-test-user");
EasyMock.expect(clusterMock.getClusterId()).andReturn(1l);
EasyMock.expect(clusterMock.getClusterName()).andReturn("test-cluster");
EasyMock.expect(clusterMock.getSecurityType()).andReturn(SecurityType.NONE).times(3);
EasyMock.expect(clusterMock.getDesiredConfigByType("hadoop-env")).andReturn(configMock);
EasyMock.expect(configMock.getProperties()).andReturn(configMap);
EasyMock.expect(actionManagerMock.getNextRequestId()).andReturn(1l);
EasyMock.expect(clustersMock.getClusters()).andReturn(clsMap);
EasyMock.expect(configurationMock.getServerTempDir()).andReturn("/var/lib/ambari-server/tmp").times(2);
EasyMock.expect(configurationMock.getProperty(Configuration.POST_USER_CREATION_HOOK)).andReturn("/var/lib/ambari-server/resources/scripts/post-user-creation-hook.sh").anyTimes();
EasyMock.expect(objectMapperMock.writeValueAsString(((PostUserCreationHookContext) userCreatedEvent.getContext()).getUserGroups())).andReturn("{testUser=[hdfs, yarn]}");
stageMock.setStageId(-1);
// TBD refine expectations to validate the logic / eg capture arguments
stageMock.addServerActionCommand(EasyMock.anyString(), EasyMock.anyString(), EasyMock.anyObject(Role.class), EasyMock.anyObject(RoleCommand.class), EasyMock.anyString(), EasyMock.anyObject(ServiceComponentHostServerActionEvent.class),
EasyMock.<Map<String, String>>anyObject(), EasyMock.anyString(), EasyMock.<Map<String, Map<String, String>>>anyObject(), EasyMock.anyInt(), EasyMock.anyBoolean(), EasyMock.anyBoolean());
EasyMock.expect(requestFactoryMock.createNewFromStages(Arrays.asList(stageMock), "{}")).andReturn(null);
EasyMock.expect(stageFactoryMock.createNew(1, "/var/lib/ambari-server/tmp:1", "test-cluster", 1, "Post user creation hook for [ 1 ] users", "{}", "{}")).andReturn(stageMock);
replayAll();
//WHEN
hookService.onUserCreatedEvent(userCreatedEvent);
//THEN
// TBD assertions on the captured arguments!
}
}