/*
* Copyright © 2015 Cask Data, Inc.
*
* Licensed 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 co.cask.cdap.internal.app.runtime.distributed;
import co.cask.cdap.common.conf.Constants;
import co.cask.cdap.common.twill.MasterServiceManager;
import co.cask.cdap.proto.Containers;
import co.cask.cdap.proto.SystemServiceLiveInfo;
import com.google.inject.Inject;
import com.google.inject.name.Named;
import java.net.InetAddress;
/**
* App Fabric Service Management in Distributed Mode.
*/
public class AppFabricServiceManager implements MasterServiceManager {
private final InetAddress hostname;
@Inject
public AppFabricServiceManager(@Named(Constants.AppFabric.SERVER_ADDRESS) InetAddress hostname) {
this.hostname = hostname;
}
@Override
public String getDescription() {
return Constants.AppFabric.SERVICE_DESCRIPTION;
}
@Override
public int getMaxInstances() {
return 1;
}
@Override
public SystemServiceLiveInfo getLiveInfo() {
SystemServiceLiveInfo.Builder builder = SystemServiceLiveInfo.builder();
Containers.ContainerInfo containerInfo = new Containers.ContainerInfo(Containers.ContainerType.SYSTEM_SERVICE,
Constants.Service.APP_FABRIC_HTTP, null, null,
hostname.getHostName(), null, null, null);
builder.addContainer(containerInfo);
return builder.build();
}
@Override
public int getInstances() {
return 1;
}
@Override
public boolean setInstances(int instanceCount) {
return false;
}
@Override
public int getMinInstances() {
return 1;
}
@Override
public boolean isLogAvailable() {
return true;
}
@Override
public boolean canCheckStatus() {
return true;
}
@Override
public boolean isServiceAvailable() {
return true;
}
@Override
public boolean isServiceEnabled() {
return true;
}
@Override
public void restartAllInstances() {
// no-op
}
@Override
public void restartInstances(int instanceId, int... moreInstanceIds) {
// no-op
}
}