/*
* 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.topology.tasks;
import java.util.List;
import org.apache.ambari.server.controller.RequestStatusResponse;
import org.apache.ambari.server.controller.ShortTaskStatus;
import org.apache.ambari.server.controller.internal.ProvisionAction;
import org.apache.ambari.server.topology.ClusterTopology;
import org.apache.ambari.server.topology.HostRequest;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.google.inject.assistedinject.Assisted;
import com.google.inject.assistedinject.AssistedInject;
public class InstallHostTask extends TopologyHostTask {
private final static Logger LOG = LoggerFactory.getLogger(InstallHostTask.class);
@AssistedInject
public InstallHostTask(@Assisted ClusterTopology topology, @Assisted HostRequest hostRequest, @Assisted boolean skipFailure) {
super(topology, hostRequest);
this.skipFailure = skipFailure;
}
@Override
public Type getType() {
return Type.INSTALL;
}
@Override
public void runTask() {
LOG.info("HostRequest: Executing INSTALL task for host: {}", hostRequest.getHostName());
boolean skipInstallTaskCreate = clusterTopology.getProvisionAction().equals(ProvisionAction.START_ONLY);
RequestStatusResponse response = clusterTopology.installHost(hostRequest.getHostName(), skipInstallTaskCreate, skipFailure);
// map logical install tasks to physical install tasks
List<ShortTaskStatus> underlyingTasks = response.getTasks();
for (ShortTaskStatus task : underlyingTasks) {
String component = task.getRole();
Long logicalInstallTaskId = hostRequest.getLogicalTasksForTopologyTask(this).get(component);
if(logicalInstallTaskId == null) {
LOG.info("Skipping physical install task registering, because component {} cannot be found", task.getRole());
continue;
}
//todo: for now only one physical task per component
long taskId = task.getTaskId();
hostRequest.registerPhysicalTaskId(logicalInstallTaskId, taskId);
}
LOG.info("HostRequest: Exiting INSTALL task for host: {}", hostRequest.getHostName());
}
}