| // 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.cloudstack.api.command.admin.vm; |
| |
| import java.util.Collection; |
| import java.util.HashMap; |
| import java.util.Iterator; |
| import java.util.Map; |
| |
| import org.apache.cloudstack.api.APICommand; |
| import org.apache.cloudstack.api.ApiCommandResourceType; |
| import org.apache.cloudstack.api.ApiConstants; |
| import org.apache.cloudstack.api.ApiErrorCode; |
| import org.apache.cloudstack.api.BaseAsyncCmd; |
| import org.apache.cloudstack.api.Parameter; |
| import org.apache.cloudstack.api.ResponseObject.ResponseView; |
| import org.apache.cloudstack.api.ServerApiException; |
| import org.apache.cloudstack.api.response.HostResponse; |
| import org.apache.cloudstack.api.response.SystemVmResponse; |
| import org.apache.cloudstack.api.response.UserVmResponse; |
| import org.apache.commons.collections.MapUtils; |
| import org.apache.log4j.Logger; |
| |
| import com.cloud.event.EventTypes; |
| import com.cloud.exception.ConcurrentOperationException; |
| import com.cloud.exception.InvalidParameterValueException; |
| import com.cloud.exception.ManagementServerException; |
| import com.cloud.exception.ResourceUnavailableException; |
| import com.cloud.exception.VirtualMachineMigrationException; |
| import com.cloud.host.Host; |
| import com.cloud.user.Account; |
| import com.cloud.uservm.UserVm; |
| import com.cloud.vm.VirtualMachine; |
| |
| @APICommand(name = "migrateVirtualMachineWithVolume", |
| description = "Attempts Migration of a VM with its volumes to a different host", |
| responseObject = UserVmResponse.class, entityType = {VirtualMachine.class}, |
| requestHasSensitiveInfo = false, |
| responseHasSensitiveInfo = true) |
| public class MigrateVirtualMachineWithVolumeCmd extends BaseAsyncCmd { |
| public static final Logger s_logger = Logger.getLogger(MigrateVirtualMachineWithVolumeCmd.class.getName()); |
| |
| |
| ///////////////////////////////////////////////////// |
| //////////////// API parameters ///////////////////// |
| ///////////////////////////////////////////////////// |
| |
| @Parameter(name = ApiConstants.HOST_ID, |
| type = CommandType.UUID, |
| entityType = HostResponse.class, |
| description = "Destination Host ID to migrate VM to.") |
| private Long hostId; |
| |
| @Parameter(name = ApiConstants.VIRTUAL_MACHINE_ID, |
| type = CommandType.UUID, |
| entityType = UserVmResponse.class, |
| required = true, |
| description = "the ID of the virtual machine") |
| private Long virtualMachineId; |
| |
| @Parameter(name = ApiConstants.MIGRATE_TO, |
| type = CommandType.MAP, |
| required = false, |
| description = "Storage to pool mapping. This parameter specifies the mapping between a volume and a pool where you want to migrate that volume. Format of this " + |
| "parameter: migrateto[volume-index].volume=<uuid>&migrateto[volume-index].pool=<uuid>Where, [volume-index] indicates the index to identify the volume that you " + |
| "want to migrate, volume=<uuid> indicates the UUID of the volume that you want to migrate, and pool=<uuid> indicates the UUID of the pool where you want to " + |
| "migrate the volume. Example: migrateto[0].volume=<71f43cd6-69b0-4d3b-9fbc-67f50963d60b>&migrateto[0].pool=<a382f181-3d2b-4413-b92d-b8931befa7e1>&" + |
| "migrateto[1].volume=<88de0173-55c0-4c1c-a269-83d0279eeedf>&migrateto[1].pool=<95d6e97c-6766-4d67-9a30-c449c15011d1>&migrateto[2].volume=" + |
| "<1b331390-59f2-4796-9993-bf11c6e76225>&migrateto[2].pool=<41fdb564-9d3b-447d-88ed-7628f7640cbc>") |
| private Map migrateVolumeTo; |
| |
| @Parameter(name = ApiConstants.AUTO_SELECT, |
| since = "4.19.0", |
| type = CommandType.BOOLEAN, |
| description = "Automatically select a destination host for a running instance, if hostId is not specified. false by default") |
| private Boolean autoSelect; |
| |
| ///////////////////////////////////////////////////// |
| /////////////////// Accessors /////////////////////// |
| ///////////////////////////////////////////////////// |
| |
| public Long getHostId() { |
| return hostId; |
| } |
| |
| public Long getVirtualMachineId() { |
| return virtualMachineId; |
| } |
| |
| public Map<String, String> getVolumeToPool() { |
| Map<String, String> volumeToPoolMap = new HashMap<String, String>(); |
| if (MapUtils.isNotEmpty(migrateVolumeTo)) { |
| Collection<?> allValues = migrateVolumeTo.values(); |
| Iterator<?> iter = allValues.iterator(); |
| while (iter.hasNext()) { |
| HashMap<String, String> volumeToPool = (HashMap<String, String>)iter.next(); |
| String volume = volumeToPool.get("volume"); |
| String pool = volumeToPool.get("pool"); |
| volumeToPoolMap.put(volume, pool); |
| } |
| } |
| return volumeToPoolMap; |
| } |
| |
| ///////////////////////////////////////////////////// |
| /////////////// API Implementation/////////////////// |
| ///////////////////////////////////////////////////// |
| |
| @Override |
| public long getEntityOwnerId() { |
| UserVm userVm = _entityMgr.findById(UserVm.class, getVirtualMachineId()); |
| if (userVm != null) { |
| return userVm.getAccountId(); |
| } |
| |
| return Account.ACCOUNT_ID_SYSTEM; |
| } |
| |
| @Override |
| public String getEventType() { |
| return EventTypes.EVENT_VM_MIGRATE; |
| } |
| |
| @Override |
| public String getEventDescription() { |
| return "Attempting to migrate VM Id: " + this._uuidMgr.getUuid(VirtualMachine.class, getVirtualMachineId()) + " to host Id: " + this._uuidMgr.getUuid(Host.class, getHostId()); |
| } |
| |
| @Override |
| public Long getApiResourceId() { |
| return virtualMachineId; |
| } |
| |
| @Override |
| public ApiCommandResourceType getApiResourceType() { |
| return ApiCommandResourceType.VirtualMachine; |
| } |
| |
| private Host getDestinationHost() { |
| if (getHostId() == null) { |
| return null; |
| } |
| Host destinationHost = _resourceService.getHost(getHostId()); |
| // OfflineVmwareMigration: destination host would have to not be a required parameter for stopped VMs |
| if (destinationHost == null) { |
| s_logger.error(String.format("Unable to find the host with ID [%s].", getHostId())); |
| throw new InvalidParameterValueException("Unable to find the specified host to migrate the VM."); |
| } |
| return destinationHost; |
| } |
| |
| @Override |
| public void execute() { |
| if (hostId == null && MapUtils.isEmpty(migrateVolumeTo) && !Boolean.TRUE.equals(autoSelect)) { |
| throw new InvalidParameterValueException(String.format("Either %s or %s must be passed or %s must be true for migrating the VM.", ApiConstants.HOST_ID, ApiConstants.MIGRATE_TO, ApiConstants.AUTO_SELECT)); |
| } |
| |
| VirtualMachine virtualMachine = _userVmService.getVm(getVirtualMachineId()); |
| if (!VirtualMachine.State.Running.equals(virtualMachine.getState()) && (hostId != null || Boolean.TRUE.equals(autoSelect))) { |
| throw new InvalidParameterValueException(String.format("%s is not in the Running state to migrate it to the new host.", virtualMachine)); |
| } |
| |
| if (!VirtualMachine.State.Stopped.equals(virtualMachine.getState()) && hostId == null && Boolean.FALSE.equals(autoSelect)) { |
| throw new InvalidParameterValueException(String.format("%s is not in the Stopped state to migrate, use the %s or %s parameter to migrate it to a new host.", |
| virtualMachine, ApiConstants.HOST_ID,ApiConstants.AUTO_SELECT)); |
| } |
| |
| try { |
| VirtualMachine migratedVm = null; |
| if (getHostId() != null || Boolean.TRUE.equals(autoSelect)) { |
| Host destinationHost = getDestinationHost(); |
| migratedVm = _userVmService.migrateVirtualMachineWithVolume(getVirtualMachineId(), destinationHost, getVolumeToPool()); |
| } else if (MapUtils.isNotEmpty(migrateVolumeTo)) { |
| migratedVm = _userVmService.vmStorageMigration(getVirtualMachineId(), getVolumeToPool()); |
| } |
| if (migratedVm != null) { |
| setResponseBasedOnVmType(virtualMachine, migratedVm); |
| } else { |
| throw new ServerApiException(ApiErrorCode.INTERNAL_ERROR, "Failed to migrate vm"); |
| } |
| } catch (ResourceUnavailableException ex) { |
| s_logger.warn("Exception: ", ex); |
| throw new ServerApiException(ApiErrorCode.RESOURCE_UNAVAILABLE_ERROR, ex.getMessage()); |
| } catch (ConcurrentOperationException | ManagementServerException | VirtualMachineMigrationException e) { |
| s_logger.warn("Exception: ", e); |
| throw new ServerApiException(ApiErrorCode.INTERNAL_ERROR, e.getMessage()); |
| } |
| } |
| |
| private void setResponseBasedOnVmType(VirtualMachine virtualMachine, VirtualMachine migratedVm) { |
| if (VirtualMachine.Type.User.equals(virtualMachine.getType())) { |
| UserVmResponse userVmResponse = _responseGenerator.createUserVmResponse(ResponseView.Full, "virtualmachine", (UserVm) migratedVm).get(0); |
| userVmResponse.setResponseName(getCommandName()); |
| setResponseObject(userVmResponse); |
| return; |
| } |
| SystemVmResponse systemVmResponse = _responseGenerator.createSystemVmResponse(migratedVm); |
| systemVmResponse.setResponseName(getCommandName()); |
| setResponseObject(systemVmResponse); |
| } |
| } |