branch-1.2/ambari-server/src/test/java/org/apache/ambari/server/orm/OrmTestHelper.java

/**
 * 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.orm;

import com.google.inject.Inject;
import com.google.inject.Injector;
import com.google.inject.Provider;
import com.google.inject.Singleton;
import com.google.inject.persist.Transactional;
import org.apache.ambari.server.Role;
import org.apache.ambari.server.RoleCommand;
import org.apache.ambari.server.actionmanager.HostRoleStatus;
import org.apache.ambari.server.orm.dao.*;
import org.apache.ambari.server.orm.entities.*;
import org.apache.ambari.server.state.HostState;
import org.springframework.security.crypto.password.PasswordEncoder;

import javax.persistence.EntityManager;
import java.util.*;

@Singleton
public class OrmTestHelper {

  @Inject
  public Provider<EntityManager> entityManagerProvider;
  @Inject
  public Injector injector;
  @Inject
  public UserDAO userDAO;
  @Inject
  public RoleDAO roleDAO;

  public EntityManager getEntityManager() {
    return entityManagerProvider.get();
  }

  /**
   * creates some test data
    */
  @Transactional
  public void createDefaultData() {

    ClusterEntity clusterEntity = new ClusterEntity();
    clusterEntity.setClusterName("test_cluster1");
    clusterEntity.setClusterInfo("test_cluster_info1");

    HostEntity host1 = new HostEntity();
    HostEntity host2 = new HostEntity();
    HostEntity host3 = new HostEntity();

    host1.setHostName("test_host1");
    host2.setHostName("test_host2");
    host3.setHostName("test_host3");
    host1.setIpv4("192.168.0.1");
    host2.setIpv4("192.168.0.2");
    host3.setIpv4("192.168.0.3");

    List<HostEntity> hostEntities = new ArrayList<HostEntity>();
    hostEntities.add(host1);
    hostEntities.add(host2);

    clusterEntity.setHostEntities(hostEntities);

    //both sides of relation should be set when modifying in runtime
    host1.setClusterEntities(Arrays.asList(clusterEntity));
    host2.setClusterEntities(Arrays.asList(clusterEntity));

    HostStateEntity hostStateEntity1 = new HostStateEntity();
    hostStateEntity1.setCurrentState(HostState.HEARTBEAT_LOST);
    hostStateEntity1.setHostEntity(host1);
    HostStateEntity hostStateEntity2 = new HostStateEntity();
    hostStateEntity2.setCurrentState(HostState.HEALTHY);
    hostStateEntity2.setHostEntity(host2);
    host1.setHostStateEntity(hostStateEntity1);
    host2.setHostStateEntity(hostStateEntity2);

    ClusterServiceEntity clusterServiceEntity = new ClusterServiceEntity();
    clusterServiceEntity.setServiceName("HDFS");
    clusterServiceEntity.setClusterEntity(clusterEntity);
    List<ClusterServiceEntity> clusterServiceEntities = new ArrayList<ClusterServiceEntity>();
    clusterServiceEntities.add(clusterServiceEntity);
    clusterEntity.setClusterServiceEntities(clusterServiceEntities);

    getEntityManager().persist(host1);
    getEntityManager().persist(host2);
    getEntityManager().persist(clusterEntity);
    getEntityManager().persist(hostStateEntity1);
    getEntityManager().persist(hostStateEntity2);
    getEntityManager().persist(clusterServiceEntity);

  }

  @Transactional
  public void createTestUsers() {
    PasswordEncoder encoder = injector.getInstance(PasswordEncoder.class);

    RoleEntity adminRole = new RoleEntity();
    adminRole.setRoleName("admin");

    UserEntity admin = new UserEntity();
    admin.setUserName("administrator");
    admin.setUserPassword(encoder.encode("admin"));

    Set<RoleEntity> roles = new HashSet<RoleEntity>();
    Set<UserEntity> users = new HashSet<UserEntity>();

    roles.add(adminRole);
    users.add(admin);

    admin.setRoleEntities(roles);
    adminRole.setUserEntities(users);

    userDAO.create(admin);
    roleDAO.create(adminRole);

    UserEntity userWithoutRoles = new UserEntity();
    userWithoutRoles.setUserName("userWithoutRoles");
    userWithoutRoles.setUserPassword(encoder.encode("test"));
    userDAO.create(userWithoutRoles);

  }

  @Transactional
  public void performTransactionMarkedForRollback() {
    ClusterDAO clusterDAO = injector.getInstance(ClusterDAO.class);
    clusterDAO.removeByName("test_cluster1");
    getEntityManager().getTransaction().setRollbackOnly();
  }

  @Transactional
  public void createStageCommands() {
    ClusterDAO clusterDAO = injector.getInstance(ClusterDAO.class);
    StageDAO stageDAO = injector.getInstance(StageDAO.class);
    HostRoleCommandDAO hostRoleCommandDAO = injector.getInstance(HostRoleCommandDAO.class);
    HostDAO hostDAO = injector.getInstance(HostDAO.class);
    StageEntity stageEntity = new StageEntity();
    stageEntity.setCluster(clusterDAO.findByName("test_cluster1"));
    stageEntity.setRequestId(0L);
    stageEntity.setStageId(0L);

    HostRoleCommandEntity commandEntity = new HostRoleCommandEntity();
    HostRoleCommandEntity commandEntity2 = new HostRoleCommandEntity();
    HostRoleCommandEntity commandEntity3 = new HostRoleCommandEntity();
    HostEntity host1 = hostDAO.findByName("test_host1");
    HostEntity host2 = hostDAO.findByName("test_host2");
    commandEntity.setHost(host1);
    host1.getHostRoleCommandEntities().add(commandEntity);
    commandEntity.setHostName("test_host1");
    commandEntity.setRoleCommand(RoleCommand.INSTALL);
    commandEntity.setStatus(HostRoleStatus.QUEUED);
    commandEntity.setRole(Role.DATANODE);
    commandEntity2.setHost(host2);
    host2.getHostRoleCommandEntities().add(commandEntity2);
    commandEntity2.setRoleCommand(RoleCommand.EXECUTE);
    commandEntity2.setRole(Role.NAMENODE);
    commandEntity2.setStatus(HostRoleStatus.COMPLETED);
    commandEntity3.setHost(host1);
    host1.getHostRoleCommandEntities().add(commandEntity3);
    commandEntity3.setRoleCommand(RoleCommand.START);
    commandEntity3.setRole(Role.SECONDARY_NAMENODE);
    commandEntity3.setStatus(HostRoleStatus.IN_PROGRESS);
    commandEntity.setStage(stageEntity);
    commandEntity2.setStage(stageEntity);
    commandEntity3.setStage(stageEntity);

    stageEntity.setHostRoleCommands(new ArrayList<HostRoleCommandEntity>());
    stageEntity.getHostRoleCommands().add(commandEntity);
    stageEntity.getHostRoleCommands().add(commandEntity2);
    stageEntity.getHostRoleCommands().add(commandEntity3);

    stageDAO.create(stageEntity);
    hostRoleCommandDAO.create(commandEntity3);
    hostRoleCommandDAO.create(commandEntity);
    hostRoleCommandDAO.create(commandEntity2);
    hostDAO.merge(host1);
    hostDAO.merge(host2);

  }

}