/***************************************************************************
* Copyright (c) 2012-2013 VMware, Inc. All Rights Reserved.
* 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 com.vmware.bdd.service.sp;
import java.util.concurrent.Callable;
import org.apache.log4j.Logger;
import com.vmware.aurora.global.DiskSize;
import com.vmware.aurora.vc.DeviceId;
import com.vmware.aurora.vc.DiskSpec.AllocationType;
import com.vmware.aurora.vc.VcCache;
import com.vmware.aurora.vc.VcDatastore;
import com.vmware.aurora.vc.VcVirtualMachine;
import com.vmware.aurora.vc.VcVirtualMachine.DiskCreateSpec;
import com.vmware.aurora.vc.VmConfigUtil;
import com.vmware.aurora.vc.vcservice.VcContext;
import com.vmware.aurora.vc.vcservice.VcSession;
import com.vmware.bdd.entity.DiskEntity;
import com.vmware.bdd.utils.VcVmUtil;
import com.vmware.vim.binding.impl.vim.vm.ConfigSpecImpl;
import com.vmware.vim.binding.impl.vim.vm.device.VirtualDeviceSpecImpl;
import com.vmware.vim.binding.vim.vm.device.VirtualDeviceSpec;
import com.vmware.vim.binding.vim.vm.device.VirtualDisk;
import com.vmware.vim.binding.vim.vm.device.VirtualDiskOption.DiskMode;
/**
* @author Jarred Li
* @version 0.9
* @since 0.9
*
*/
public class ScaleVMSP implements Callable<Void> {
private static final Logger logger = Logger.getLogger(ScaleVMSP.class);
private String vmId;
private int cpuNumber;
private long memory;
private VcDatastore targetDs;
private DiskEntity swapDisk;
private long newSwapSizeInMB;
public ScaleVMSP(String vmId, int cpuNumber, long memory,
VcDatastore targetDs, DiskEntity swapDisk, long newSwapSizeInMB) {
this.vmId = vmId;
this.cpuNumber = cpuNumber;
this.memory = memory;
this.targetDs = targetDs;
this.swapDisk = swapDisk;
this.newSwapSizeInMB = newSwapSizeInMB;
}
/* (non-Javadoc)
* @see java.util.concurrent.Callable#call()
*/
@Override
public Void call() throws Exception {
final VcVirtualMachine vcVm = VcCache.getIgnoreMissing(vmId);
if (vcVm == null) {
logger.info("vm: " + vmId + " is not found.");
return null;
}
if (vcVm.isPoweredOn()) {
logger.info("vm " + vcVm.getName()
+ " must be powered off before scaling");
return null;
}
logger.info("scale vm,vmId:" + vmId + ",cpuNumber:" + cpuNumber
+ ",memory:" + memory);
return VcContext.inVcSessionDo(new VcSession<Void>() {
@Override
protected Void body() throws Exception {
//start config vm if max configuration check is passed
ConfigSpecImpl newConfigSpec = new ConfigSpecImpl();
if (cpuNumber > 0) {
newConfigSpec.setNumCPUs(cpuNumber);
}
if (memory > 0) {
VmConfigUtil.setMemoryAndBalloon(newConfigSpec, memory);
if (targetDs != null) {
logger.info("current ds swap disk placed: "
+ swapDisk.getDatastoreName());
logger.info("target ds to place swap disk: "
+ targetDs.getName());
vcVm.detachVirtualDisk(
new DeviceId(swapDisk.getExternalAddress()), true);
AllocationType allocType =
swapDisk.getAllocType() == null ? null : AllocationType
.valueOf(swapDisk.getAllocType());
DiskCreateSpec[] addDisks =
{ new DiskCreateSpec(new DeviceId(swapDisk
.getExternalAddress()), targetDs, swapDisk
.getName(), DiskMode.independent_persistent,
DiskSize.sizeFromMB(newSwapSizeInMB), allocType) };
// changeDisks() will run vcVm.reconfigure() itself
vcVm.changeDisks(null, addDisks);
}
}
vcVm.reconfigure(newConfigSpec);
return null;
}
protected boolean isTaskSession() {
return true;
}
});
}
}