Examples of com.cloud.hypervisor.vmware.mo.DatacenterMO

com.cloud.hypervisor.vmware.mo.DatacenterMO

                        if (resource.getVmState(vmMo) != State.Stopped) {
                            vmMo.safePowerOff(_shutdown_waitMs);
                        }
                        
                        List<String> detachedDisks = vmMo.detachAllDisksExcept(vol.getPath(), diskInfo != null ? diskInfo.getDiskDeviceBusName() : null);
                        VmwareStorageLayoutHelper.moveVolumeToRootFolder(new DatacenterMO(context, morDc), detachedDisks);


                        // let vmMo.destroy to delete volume for us
                        // vmMo.tearDownDevices(new Class<?>[] { VirtualDisk.class, VirtualEthernetCard.class });
                        vmMo.destroy();


                        for (NetworkDetails netDetails : networks) {
                            if (netDetails.getGCTag() != null && netDetails.getGCTag().equalsIgnoreCase("true")) {
                                if (netDetails.getVMMorsOnNetwork() == null || netDetails.getVMMorsOnNetwork().length == 1) {
                                    resource.cleanupNetwork(hostMo, netDetails);
                                }
                            }
                        }
                    }


/*                    
                    if (s_logger.isInfoEnabled()) {
                        s_logger.info("Destroy volume by original name: " + vol.getPath() + ".vmdk");
                    }


                    VmwareStorageLayoutHelper.deleteVolumeVmdkFiles(dsMo, vol.getPath(), new DatacenterMO(context, morDc));
*/
                    return new Answer(cmd, true, "Success");
                }


                if (s_logger.isInfoEnabled()) {
                    s_logger.info("Destroy root volume directly from datastore");
                }
            } else {
                // evitTemplate will be converted into DestroyCommand, test if we are running in this case
                VirtualMachineMO vmMo = clusterMo.findVmOnHyperHost(vol.getPath());
                if (vmMo != null) {
                    if (s_logger.isInfoEnabled()) {
                        s_logger.info("Destroy template volume " + vol.getPath());
                    }


                    vmMo.destroy();
                    return new Answer(cmd, true, "Success");
                }
            }


            VmwareStorageLayoutHelper.deleteVolumeVmdkFiles(dsMo, vol.getPath(), new DatacenterMO(context, morDc));


            return new Answer(cmd, true, "Success");
        } catch (Throwable e) {
            if (e instanceof RemoteException) {
                s_logger.warn("Encounter remote exception to vCenter, invalidate VMware session context");

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        if (vmwareDc != null) {
            throw new ResourceInUseException("This DC is already part of other CloudStack zone(s). Cannot add this DC to more zones.");
        }


        VmwareContext context = null;
        DatacenterMO dcMo = null;
        String dcCustomFieldValue;
        boolean addDcCustomFieldDef = false;
        boolean dcInUse = false;
        String guid;
        ManagedObjectReference dcMor;
        try {
            context = VmwareContextFactory.create(vCenterHost, userName, password);


            // Check if DC exists on vCenter
            dcMo = new DatacenterMO(context, vmwareDcName);
            dcMor = dcMo.getMor();
            if (dcMor == null) {
                String msg = "Unable to find VMware DC " + vmwareDcName + " in vCenter " + vCenterHost + ". ";
                s_logger.error(msg);
                throw new InvalidParameterValueException(msg);
            }


            // Check if DC is already associated with another cloudstack deployment
            // Get custom field property cloud.zone over this DC
            guid = vmwareDcName + "@" + vCenterHost;


            dcCustomFieldValue = dcMo.getCustomFieldValue(CustomFieldConstants.CLOUD_ZONE);
            if (dcCustomFieldValue == null) {
                addDcCustomFieldDef = true;
            }
            dcInUse = Boolean.parseBoolean(dcCustomFieldValue);
            if (dcInUse) {
                throw new ResourceInUseException("This DC is being managed by other CloudStack deployment. Cannot add this DC to zone.");
            }


            // Add DC to database into vmware_data_center table
            vmwareDc = new VmwareDatacenterVO(guid, vmwareDcName, vCenterHost, userName, password);
            vmwareDc = _vmwareDcDao.persist(vmwareDc);


            // Map zone with vmware datacenter
            vmwareDcZoneMap = new VmwareDatacenterZoneMapVO(zoneId, vmwareDc.getId());


            vmwareDcZoneMap = _vmwareDcZoneMapDao.persist(vmwareDcZoneMap);


            // Set custom field for this DC
            if (addDcCustomFieldDef) {
                dcMo.ensureCustomFieldDef(CustomFieldConstants.CLOUD_ZONE);
            }
            dcMo.setCustomFieldValue(CustomFieldConstants.CLOUD_ZONE, "true");


        } catch (Throwable e) {
            String msg = "Failed to add VMware DC to zone ";
            if (e instanceof RemoteException) {
                msg = "Encountered remote exception at vCenter. " + VmwareHelper.getExceptionMessage(e);

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        VmwareDatacenterVO vmwareDatacenter;
        String vmwareDcName;
        String vCenterHost;
        String userName;
        String password;
        DatacenterMO dcMo = null;
        Transaction txn;


        final VmwareDatacenterZoneMapVO vmwareDcZoneMap = _vmwareDcZoneMapDao.findByZoneId(zoneId);
        // Check if zone is associated with VMware DC
        if (vmwareDcZoneMap == null) {
            throw new CloudRuntimeException("Zone " + zoneId + " is not associated with any VMware datacenter.");
        }


        final long vmwareDcId = vmwareDcZoneMap.getVmwareDcId();
        vmwareDatacenter = _vmwareDcDao.findById(vmwareDcId);
        vmwareDcName = vmwareDatacenter.getVmwareDatacenterName();
        vCenterHost = vmwareDatacenter.getVcenterHost();
        userName = vmwareDatacenter.getUser();
        password = vmwareDatacenter.getPassword();
        Transaction.execute(new TransactionCallbackNoReturn() {
            @Override
            public void doInTransactionWithoutResult(TransactionStatus status) {
                // Remove the VMware datacenter entry in table vmware_data_center
                _vmwareDcDao.remove(vmwareDcId);
                // Remove the map entry in table vmware_data_center_zone_map
                _vmwareDcZoneMapDao.remove(vmwareDcZoneMap.getId());
            }
        });


        // Construct context
        VmwareContext context = null;
        try {
            context = VmwareContextFactory.create(vCenterHost, userName, password);


            // Check if DC exists on vCenter
            try {
                dcMo = new DatacenterMO(context, vmwareDcName);
            } catch(Throwable t) {
                String msg = "Unable to find DC " + vmwareDcName + " in vCenter " + vCenterHost;
                s_logger.error(msg);
                throw new DiscoveryException(msg);
            }


            assert (dcMo != null);


            // Reset custom field property cloud.zone over this DC
            dcMo.setCustomFieldValue(CustomFieldConstants.CLOUD_ZONE, "false");
            s_logger.info("Sucessfully reset custom field property cloud.zone over DC " + vmwareDcName);
        } catch (Exception e) {
            String msg = "Unable to reset custom field property cloud.zone over DC " + vmwareDcName
                    + " due to : " + VmwareHelper.getExceptionMessage(e);
            s_logger.error(msg);

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            VirtualDevice nic;
            Pair<ManagedObjectReference, String> networkInfo = prepareNetworkFromNicInfo(vmMo.getRunningHost(), nicTo, false, cmd.getVMType());
            if (VmwareHelper.isDvPortGroup(networkInfo.first())) {
                String dvSwitchUuid;
                ManagedObjectReference dcMor = hyperHost.getHyperHostDatacenter();
                DatacenterMO dataCenterMo = new DatacenterMO(context, dcMor);
                ManagedObjectReference dvsMor = dataCenterMo.getDvSwitchMor(networkInfo.first());
                dvSwitchUuid = dataCenterMo.getDvSwitchUuid(dvsMor);
                s_logger.info("Preparing NIC device on dvSwitch : " + dvSwitchUuid);
                nic = VmwareHelper.prepareDvNicDevice(vmMo, networkInfo.first(), nicDeviceType, networkInfo.second(),
                        dvSwitchUuid, nicTo.getMac(), deviceNumber, deviceNumber + 1, true, true);
            } else {
                s_logger.info("Preparing NIC device on network " + networkInfo.second());

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                nicBacking.setDeviceName(networkInfo.second());
                nicBacking.setNetwork(networkInfo.first());
                device.setBacking(nicBacking);
            } else {
                HostMO hostMo = vmMo.getRunningHost();
                DatacenterMO dataCenterMo = new DatacenterMO(hostMo.getContext(), hostMo.getHyperHostDatacenter());
                device.setBacking(dataCenterMo.getDvPortBackingInfo(networkInfo));
            }


            VirtualMachineConfigSpec vmConfigSpec = new VirtualMachineConfigSpec();


            //VirtualDeviceConfigSpec[] deviceConfigSpecArray = new VirtualDeviceConfigSpec[1];

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                String msg = "Unable to locate datastore details of root volume";
                s_logger.error(msg);
                throw new Exception(msg);
            }


            DatacenterMO dcMo = new DatacenterMO(hyperHost.getContext(), hyperHost.getHyperHostDatacenter());
            VirtualMachineDiskInfoBuilder diskInfoBuilder = null;
            VirtualMachineMO vmMo = hyperHost.findVmOnHyperHost(vmInternalCSName);
            boolean hasSnapshot = false;
            if (vmMo != null) {
                s_logger.info("VM " + vmInternalCSName + " already exists, tear down devices for reconfiguration");
                if (getVmPowerState(vmMo) != PowerState.PowerOff)
                    vmMo.safePowerOff(_shutdown_waitMs);


                // retrieve disk information before we tear down
                diskInfoBuilder = vmMo.getDiskInfoBuilder();
                hasSnapshot = vmMo.hasSnapshot();
                if(!hasSnapshot)
                    vmMo.tearDownDevices(new Class<?>[] { VirtualDisk.class, VirtualEthernetCard.class });
                else
                    vmMo.tearDownDevices(new Class<?>[] { VirtualEthernetCard.class });
                vmMo.ensureScsiDeviceController();
            } else {
                ManagedObjectReference morDc = hyperHost.getHyperHostDatacenter();
                assert (morDc != null);


                vmMo = hyperHost.findVmOnPeerHyperHost(vmInternalCSName);
                if (vmMo != null) {
                    if (s_logger.isInfoEnabled()) {
                        s_logger.info("Found vm " + vmInternalCSName + " at other host, relocate to " + hyperHost.getHyperHostName());
                    }


                    takeVmFromOtherHyperHost(hyperHost, vmInternalCSName);


                    if (getVmPowerState(vmMo) != PowerState.PowerOff)
                        vmMo.safePowerOff(_shutdown_waitMs);


                    diskInfoBuilder = vmMo.getDiskInfoBuilder();
                    hasSnapshot = vmMo.hasSnapshot();
                    if(!hasSnapshot)
                        vmMo.tearDownDevices(new Class<?>[] { VirtualDisk.class, VirtualEthernetCard.class });
                    else
                        vmMo.tearDownDevices(new Class<?>[] { VirtualEthernetCard.class });
                    vmMo.ensureScsiDeviceController();
                } else {
                    Pair<ManagedObjectReference, DatastoreMO> rootDiskDataStoreDetails = null;
                    for (DiskTO vol : disks) {
                        if (vol.getType() == Volume.Type.ROOT) {
                            DataStoreTO primaryStore = vol.getData().getDataStore();
                            /** @todo Mike T. update this in 4.4 to support root disks on managed storage */
                            rootDiskDataStoreDetails = dataStoresDetails.get(primaryStore.getUuid());
                        }
                    }


                    assert (vmSpec.getMinSpeed() != null) && (rootDiskDataStoreDetails != null);


                    if(rootDiskDataStoreDetails.second().folderExists(String.format("[%s]", rootDiskDataStoreDetails.second().getName()), vmNameOnVcenter)) {
                        s_logger.warn("WARN!!! Folder already exists on datastore for new VM " + vmNameOnVcenter + ", erase it");
                        rootDiskDataStoreDetails.second().deleteFile(String.format("[%s] %s/", rootDiskDataStoreDetails.second().getName(),
                                vmNameOnVcenter), dcMo.getMor(), false);
                    }


                    if (!hyperHost.createBlankVm(vmNameOnVcenter, vmInternalCSName, vmSpec.getCpus(), vmSpec.getMaxSpeed().intValue(),
                            getReservedCpuMHZ(vmSpec), vmSpec.getLimitCpuUse(),(int)(vmSpec.getMaxRam()/(1024*1024)), getReservedMemoryMb(vmSpec),
                            translateGuestOsIdentifier(vmSpec.getArch(), vmSpec.getOs()).value(), rootDiskDataStoreDetails.first(), false)) {
                        throw new Exception("Failed to create VM. vmName: " + vmInternalCSName);
                    }
                }


                vmMo = hyperHost.findVmOnHyperHost(vmInternalCSName);
                if (vmMo == null) {
                    throw new Exception("Failed to find the newly create or relocated VM. vmName: " + vmInternalCSName);
                }
            }


            int totalChangeDevices = disks.length + nics.length;


            DiskTO volIso = null;
            if (vmSpec.getType() != VirtualMachine.Type.User) {
                // system VM needs a patch ISO
                totalChangeDevices++;
            } else {
                volIso = getIsoDiskTO(disks);
                if (volIso == null)
                    totalChangeDevices++;
            }


            VirtualMachineConfigSpec vmConfigSpec = new VirtualMachineConfigSpec();
            String guestOsId = translateGuestOsIdentifier(vmSpec.getArch(), vmSpec.getOs()).value();


            VmwareHelper.setBasicVmConfig(vmConfigSpec, vmSpec.getCpus(), vmSpec.getMaxSpeed(),
                    getReservedCpuMHZ(vmSpec),(int) (vmSpec.getMaxRam()/(1024*1024)), getReservedMemoryMb(vmSpec),
                    guestOsId, vmSpec.getLimitCpuUse());


            // Check for hotadd settings
            vmConfigSpec.setMemoryHotAddEnabled(vmMo.isMemoryHotAddSupported(guestOsId));
            vmConfigSpec.setCpuHotAddEnabled(vmMo.isCpuHotAddSupported(guestOsId));
            configNestedHVSupport(vmMo, vmSpec, vmConfigSpec);


             // Check for multi-cores per socket settings
            String coresPerSocket = vmSpec.getDetails().get("cpu.corespersocket");
            if (coresPerSocket != null) {
                vmConfigSpec.setNumCoresPerSocket(NumbersUtil.parseInt(coresPerSocket, 1));
            }


            VirtualDeviceConfigSpec[] deviceConfigSpecArray = new VirtualDeviceConfigSpec[totalChangeDevices];
            int i = 0;
            int ideUnitNumber = 0;
            int scsiUnitNumber = 0;
            int nicUnitNumber = 0;
            int ideControllerKey = vmMo.getIDEDeviceControllerKey();
            int scsiControllerKey = vmMo.getScsiDeviceControllerKey();
            int controllerKey;


            //
            // Setup ISO device
            //


            // prepare systemvm patch ISO
            if (vmSpec.getType() != VirtualMachine.Type.User) {
                // attach ISO (for patching of system VM)
                String secStoreUrl = mgr.getSecondaryStorageStoreUrl(Long.parseLong(_dcId));
                if(secStoreUrl == null) {
                    String msg = "secondary storage for dc " + _dcId + " is not ready yet?";
                    throw new Exception(msg);
                }
                mgr.prepareSecondaryStorageStore(secStoreUrl);


                ManagedObjectReference morSecDs = prepareSecondaryDatastoreOnHost(secStoreUrl);
                if (morSecDs == null) {
                    String msg = "Failed to prepare secondary storage on host, secondary store url: " + secStoreUrl;
                    throw new Exception(msg);
                }
                DatastoreMO secDsMo = new DatastoreMO(hyperHost.getContext(), morSecDs);


                deviceConfigSpecArray[i] = new VirtualDeviceConfigSpec();
                Pair<VirtualDevice, Boolean> isoInfo = VmwareHelper.prepareIsoDevice(vmMo, String.format("[%s] systemvm/%s", secDsMo.getName(), mgr.getSystemVMIsoFileNameOnDatastore()),
                        secDsMo.getMor(), true, true, ideUnitNumber++, i + 1);
                deviceConfigSpecArray[i].setDevice(isoInfo.first());
                if (isoInfo.second()) {
                    if(s_logger.isDebugEnabled())
                        s_logger.debug("Prepare ISO volume at new device " + _gson.toJson(isoInfo.first()));
                    deviceConfigSpecArray[i].setOperation(VirtualDeviceConfigSpecOperation.ADD);
                } else {
                    if(s_logger.isDebugEnabled())
                        s_logger.debug("Prepare ISO volume at existing device " + _gson.toJson(isoInfo.first()));
                    deviceConfigSpecArray[i].setOperation(VirtualDeviceConfigSpecOperation.EDIT);
                }
            } else {
                // Note: we will always plug a CDROM device
                if (volIso != null) {
                    TemplateObjectTO iso = (TemplateObjectTO)volIso.getData();


                    if (iso.getPath() != null && !iso.getPath().isEmpty()) {
                        DataStoreTO imageStore = iso.getDataStore();
                        if (!(imageStore instanceof NfsTO)) {
                            s_logger.debug("unsupported protocol");
                            throw new Exception("unsupported protocol");
                        }
                        NfsTO nfsImageStore = (NfsTO)imageStore;
                        String isoPath = nfsImageStore.getUrl() + File.separator + iso.getPath();
                        Pair<String, ManagedObjectReference> isoDatastoreInfo = getIsoDatastoreInfo(hyperHost, isoPath);
                        assert (isoDatastoreInfo != null);
                        assert (isoDatastoreInfo.second() != null);


                        deviceConfigSpecArray[i] = new VirtualDeviceConfigSpec();
                        Pair<VirtualDevice, Boolean> isoInfo = VmwareHelper.prepareIsoDevice(vmMo, isoDatastoreInfo.first(), isoDatastoreInfo.second(), true, true, ideUnitNumber++, i + 1);
                        deviceConfigSpecArray[i].setDevice(isoInfo.first());
                        if (isoInfo.second()) {
                            if(s_logger.isDebugEnabled())
                                s_logger.debug("Prepare ISO volume at new device " + _gson.toJson(isoInfo.first()));
                            deviceConfigSpecArray[i].setOperation(VirtualDeviceConfigSpecOperation.ADD);
                        } else {
                            if(s_logger.isDebugEnabled())
                                s_logger.debug("Prepare ISO volume at existing device " + _gson.toJson(isoInfo.first()));
                            deviceConfigSpecArray[i].setOperation(VirtualDeviceConfigSpecOperation.EDIT);
                        }
                    }
                } else {
                    deviceConfigSpecArray[i] = new VirtualDeviceConfigSpec();
                    Pair<VirtualDevice, Boolean> isoInfo = VmwareHelper.prepareIsoDevice(vmMo, null, null, true, true, ideUnitNumber++, i + 1);
                    deviceConfigSpecArray[i].setDevice(isoInfo.first());
                    if (isoInfo.second()) {
                        if(s_logger.isDebugEnabled())
                            s_logger.debug("Prepare ISO volume at existing device " + _gson.toJson(isoInfo.first()));


                        deviceConfigSpecArray[i].setOperation(VirtualDeviceConfigSpecOperation.ADD);
                    } else {
                        if(s_logger.isDebugEnabled())
                            s_logger.debug("Prepare ISO volume at existing device " + _gson.toJson(isoInfo.first()));


                        deviceConfigSpecArray[i].setOperation(VirtualDeviceConfigSpecOperation.EDIT);
                    }
                }
            }


            i++;


            //
            // Setup ROOT/DATA disk devices
            //
            DiskTO[] sortedDisks = sortVolumesByDeviceId(disks);
            for (DiskTO vol : sortedDisks) {
                if (vol.getType() == Volume.Type.ISO)
                    continue;


                VirtualMachineDiskInfo matchingExistingDisk = getMatchingExistingDisk(diskInfoBuilder, vol);
                controllerKey = getDiskController(matchingExistingDisk, vol, vmSpec, ideControllerKey, scsiControllerKey);


                if(!hasSnapshot) {
                    deviceConfigSpecArray[i] = new VirtualDeviceConfigSpec();


                    VolumeObjectTO volumeTO = (VolumeObjectTO)vol.getData();
                    DataStoreTO primaryStore = volumeTO.getDataStore();
                    Map<String, String> details = vol.getDetails();
                    boolean managed = false;
                    String iScsiName = null;


                    if (details != null) {
                        managed = Boolean.parseBoolean(details.get(DiskTO.MANAGED));
                        iScsiName = details.get(DiskTO.IQN);
                    }


                    // if the storage is managed, iScsiName should not be null
                    String datastoreName = managed ? VmwareResource.getDatastoreName(iScsiName) : primaryStore.getUuid();
                    Pair<ManagedObjectReference, DatastoreMO> volumeDsDetails = dataStoresDetails.get(datastoreName);


                    assert (volumeDsDetails != null);


                    String[] diskChain = syncDiskChain(dcMo, vmMo, vmSpec,
                            vol, matchingExistingDisk,
                            dataStoresDetails);
                    if(controllerKey == scsiControllerKey && VmwareHelper.isReservedScsiDeviceNumber(scsiUnitNumber))
                        scsiUnitNumber++;
                    VirtualDevice device = VmwareHelper.prepareDiskDevice(vmMo, null, controllerKey,
                            diskChain,
                            volumeDsDetails.first(),
                            (controllerKey == ideControllerKey) ? ideUnitNumber++ : scsiUnitNumber++, i + 1);


                    deviceConfigSpecArray[i].setDevice(device);
                    deviceConfigSpecArray[i].setOperation(VirtualDeviceConfigSpecOperation.ADD);


                    if(s_logger.isDebugEnabled())
                        s_logger.debug("Prepare volume at new device " + _gson.toJson(device));


                    i++;
                } else {
                    if(controllerKey == scsiControllerKey && VmwareHelper.isReservedScsiDeviceNumber(scsiUnitNumber))
                        scsiUnitNumber++;
                    if(controllerKey == ideControllerKey)
                        ideUnitNumber++;
                    else
                        scsiUnitNumber++;
                }
            }


            //
            // Setup NIC devices
            //
            VirtualDevice nic;
            int nicMask = 0;
            int nicCount = 0;
            VirtualEthernetCardType nicDeviceType = VirtualEthernetCardType.valueOf(vmSpec.getDetails().get(VmDetailConstants.NIC_ADAPTER));
            if(s_logger.isDebugEnabled())
                s_logger.debug("VM " + vmInternalCSName + " will be started with NIC device type: " + nicDeviceType);


            for (NicTO nicTo : sortNicsByDeviceId(nics)) {
                s_logger.info("Prepare NIC device based on NicTO: " + _gson.toJson(nicTo));


                boolean configureVServiceInNexus = (nicTo.getType() == TrafficType.Guest) && (vmSpec.getDetails().containsKey("ConfigureVServiceInNexus"));
                VirtualMachine.Type vmType = cmd.getVirtualMachine().getType();
                Pair<ManagedObjectReference, String> networkInfo = prepareNetworkFromNicInfo(vmMo.getRunningHost(), nicTo, configureVServiceInNexus, vmType);
                if (VmwareHelper.isDvPortGroup(networkInfo.first())) {
                    String dvSwitchUuid;
                    ManagedObjectReference dcMor = hyperHost.getHyperHostDatacenter();
                    DatacenterMO dataCenterMo = new DatacenterMO(context, dcMor);
                    ManagedObjectReference dvsMor = dataCenterMo.getDvSwitchMor(networkInfo.first());
                    dvSwitchUuid = dataCenterMo.getDvSwitchUuid(dvsMor);
                    s_logger.info("Preparing NIC device on dvSwitch : " + dvSwitchUuid);
                    nic = VmwareHelper.prepareDvNicDevice(vmMo, networkInfo.first(), nicDeviceType, networkInfo.second(), dvSwitchUuid, nicTo.getMac(), nicUnitNumber++, i + 1, true, true);
                } else {
                    s_logger.info("Preparing NIC device on network " + networkInfo.second());
                    nic = VmwareHelper.prepareNicDevice(vmMo, networkInfo.first(), nicDeviceType, networkInfo.second(), nicTo.getMac(), nicUnitNumber++, i + 1, true, true);

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            // find VM through datacenter (VM is not at the target host yet)
            VirtualMachineMO vmMo = hyperHost.findVmOnPeerHyperHost(vmName);
            if (vmMo == null) {
                s_logger.info("VM " + vmName + " was not found in the cluster of host " + hyperHost.getHyperHostName() + ". Looking for the VM in datacenter.");
                ManagedObjectReference dcMor = hyperHost.getHyperHostDatacenter();
                DatacenterMO dcMo = new DatacenterMO(hyperHost.getContext(), dcMor);
                vmMo = dcMo.findVm(vmName);
                if (vmMo == null) {
                    String msg = "VM " + vmName + " does not exist in VMware datacenter";
                    s_logger.error(msg);
                    throw new Exception(msg);
                }

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                String msg = "VM " + vmName + " does not exist in VMware datacenter";
                s_logger.error(msg);
                throw new Exception(msg);
            }


            VmwareHypervisorHost destHyperHost = getTargetHyperHost(new DatacenterMO(hyperHost.getContext(), morDc), cmd.getDestinationIp());


            ManagedObjectReference morTargetPhysicalHost = destHyperHost.findMigrationTarget(vmMo);
            if (morTargetPhysicalHost == null) {
                throw new Exception("Unable to find a target capable physical host");
            }

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            srcHyperHost = getHyperHost(getServiceContext());
            morDc = srcHyperHost.getHyperHostDatacenter();
            tgtDsName = poolTo.getUuid().replace("-", "");


            // find VM in this datacenter not just in this cluster.
            DatacenterMO dcMo = new DatacenterMO(getServiceContext(), morDc);
            vmMo = dcMo.findVm(vmName);


            if (vmMo == null) {
                String msg = "VM " + vmName + " does not exist in VMware datacenter " + morDc.getValue();
                s_logger.error(msg);
                throw new Exception(msg);

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        DiskProfile dskch = cmd.getDiskCharacteristics();


        try {
            VmwareContext context = getServiceContext();
            VmwareHypervisorHost hyperHost = getHyperHost(context);
            DatacenterMO dcMo = new DatacenterMO(context, hyperHost.getHyperHostDatacenter());


            ManagedObjectReference morDatastore = HypervisorHostHelper.findDatastoreWithBackwardsCompatibility(hyperHost, pool.getUuid());
            if (morDatastore == null)
                throw new Exception("Unable to find datastore in vSphere");


            DatastoreMO dsMo = new DatastoreMO(context, morDatastore);


            if (dskch.getType() == Volume.Type.ROOT) {
                // attach volume id to make the name unique
                String vmdkName = dskch.getName() + "-" + dskch.getVolumeId();
                if (cmd.getTemplateUrl() == null) {
                    // create a root volume for blank VM
                    String dummyVmName = getWorkerName(context, cmd, 0);
                    VirtualMachineMO vmMo = null;


                    try {
                        vmMo = HypervisorHostHelper.createWorkerVM(hyperHost, dsMo, dummyVmName);
                        if (vmMo == null) {
                            throw new Exception("Unable to create a dummy VM for volume creation");
                        }


                        String volumeDatastorePath = String.format("[%s] %s.vmdk", dsMo.getName(), vmdkName);


                        s_logger.info("Delete file if exists in datastore to clear the way for creating the volume. file: " + volumeDatastorePath);
                        VmwareStorageLayoutHelper.deleteVolumeVmdkFiles(dsMo, vmdkName, dcMo);
                        vmMo.createDisk(volumeDatastorePath, getMBsFromBytes(dskch.getSize()), morDatastore, -1);
                        vmMo.detachDisk(volumeDatastorePath, false);


                        VolumeTO vol = new VolumeTO(cmd.getVolumeId(), dskch.getType(), pool.getType(), pool.getUuid(), dskch.getName(), pool.getPath(), vmdkName, dskch.getSize(), null);
                        return new CreateAnswer(cmd, vol);
                    } finally {
                        vmMo.detachAllDisks();


                        s_logger.info("Destroy dummy VM after volume creation");
                        vmMo.destroy();
                    }
                } else {
                    VirtualMachineMO vmTemplate = VmwareHelper.pickOneVmOnRunningHost(dcMo.findVmByNameAndLabel(cmd.getTemplateUrl()), true);
                    if (vmTemplate == null) {
                        s_logger.warn("Template host in vSphere is not in connected state, request template reload");
                        return new CreateAnswer(cmd, "Template host in vSphere is not in connected state, request template reload", true);
                    }


                    ManagedObjectReference morPool = hyperHost.getHyperHostOwnerResourcePool();
                    ManagedObjectReference morCluster = hyperHost.getHyperHostCluster();
                    if (!_fullCloneFlag) {
                        createVMLinkedClone(vmTemplate, dcMo, dsMo, vmdkName, morDatastore, morPool);
                    } else {
                        createVMFullClone(vmTemplate, dcMo, dsMo, vmdkName, morDatastore, morPool);
                    }


                    VirtualMachineMO vmMo = new ClusterMO(context, morCluster).findVmOnHyperHost(vmdkName);
                    assert (vmMo != null);


                    s_logger.info("detach disks from volume-wrapper VM " + vmdkName);
                    vmMo.detachAllDisks();


                    s_logger.info("destroy volume-wrapper VM " + vmdkName);
                    vmMo.destroy();


                    String srcFile = String.format("[%s] %s/", dsMo.getName(), vmdkName);
                    dsMo.deleteFile(srcFile, dcMo.getMor(), true);


                    VolumeTO vol = new VolumeTO(cmd.getVolumeId(), dskch.getType(), pool.getType(), pool.getUuid(), dskch.getName(), pool.getPath(), vmdkName, dskch.getSize(), null);
                    return new CreateAnswer(cmd, vol);
                }
            } else {

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com.cloud.hypervisor.vmware.manager.VmwareStorageManagerImpl

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com.vmware.apputils.vim25.ServiceUtil

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