| // |
| // 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 com.cloud.hypervisor.xenserver.resource.wrapper.xen610; |
| |
| import java.util.HashMap; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.Set; |
| |
| import com.cloud.utils.Pair; |
| import org.apache.cloudstack.storage.to.VolumeObjectTO; |
| import org.apache.log4j.Logger; |
| |
| import com.cloud.agent.api.Answer; |
| import com.cloud.agent.api.MigrateWithStorageAnswer; |
| import com.cloud.agent.api.MigrateWithStorageCommand; |
| import com.cloud.agent.api.to.NicTO; |
| import com.cloud.agent.api.to.StorageFilerTO; |
| import com.cloud.agent.api.to.VirtualMachineTO; |
| import com.cloud.agent.api.to.VolumeTO; |
| import com.cloud.hypervisor.xenserver.resource.XenServer610Resource; |
| import com.cloud.hypervisor.xenserver.resource.XsHost; |
| import com.cloud.hypervisor.xenserver.resource.XsLocalNetwork; |
| import com.cloud.network.Networks.TrafficType; |
| import com.cloud.resource.CommandWrapper; |
| import com.cloud.resource.ResourceWrapper; |
| import com.cloud.utils.exception.CloudRuntimeException; |
| import com.xensource.xenapi.Connection; |
| import com.xensource.xenapi.Host; |
| import com.xensource.xenapi.Network; |
| import com.xensource.xenapi.SR; |
| import com.xensource.xenapi.Task; |
| import com.xensource.xenapi.Types; |
| import com.xensource.xenapi.VDI; |
| import com.xensource.xenapi.VIF; |
| import com.xensource.xenapi.VM; |
| |
| @ResourceWrapper(handles = MigrateWithStorageCommand.class) |
| public final class XenServer610MigrateWithStorageCommandWrapper extends CommandWrapper<MigrateWithStorageCommand, Answer, XenServer610Resource> { |
| |
| private static final Logger s_logger = Logger.getLogger(XenServer610MigrateWithStorageCommandWrapper.class); |
| |
| @Override |
| public Answer execute(final MigrateWithStorageCommand command, final XenServer610Resource xenServer610Resource) { |
| final Connection connection = xenServer610Resource.getConnection(); |
| final VirtualMachineTO vmSpec = command.getVirtualMachine(); |
| final List<Pair<VolumeTO, StorageFilerTO>> volumeToFiler = command.getVolumeToFilerAsList(); |
| final String vmName = vmSpec.getName(); |
| Task task = null; |
| |
| final XsHost xsHost = xenServer610Resource.getHost(); |
| final String uuid = xsHost.getUuid(); |
| try { |
| xenServer610Resource.prepareISO(connection, vmName, null, null); |
| |
| // Get the list of networks and recreate VLAN, if required. |
| for (final NicTO nicTo : vmSpec.getNics()) { |
| xenServer610Resource.getNetwork(connection, nicTo); |
| } |
| |
| final Map<String, String> other = new HashMap<String, String>(); |
| other.put("live", "true"); |
| |
| final XsLocalNetwork nativeNetworkForTraffic = xenServer610Resource.getNativeNetworkForTraffic(connection, TrafficType.Storage, null); |
| final Network networkForSm = nativeNetworkForTraffic.getNetwork(); |
| |
| // Create the vif map. The vm stays in the same cluster so we have to pass an empty vif map. |
| final Map<VIF, Network> vifMap = new HashMap<VIF, Network>(); |
| final Map<VDI, SR> vdiMap = new HashMap<VDI, SR>(); |
| |
| for (final Pair<VolumeTO, StorageFilerTO> entry : volumeToFiler) { |
| final StorageFilerTO storageFiler = entry.second(); |
| final VolumeTO volume = entry.first(); |
| vdiMap.put(xenServer610Resource.getVDIbyUuid(connection, volume.getPath()), xenServer610Resource.getStorageRepository(connection, storageFiler.getUuid())); |
| } |
| |
| // Get the vm to migrate. |
| final Set<VM> vms = VM.getByNameLabel(connection, vmSpec.getName()); |
| final VM vmToMigrate = vms.iterator().next(); |
| |
| // Check migration with storage is possible. |
| final Host host = Host.getByUuid(connection, uuid); |
| final Map<String, String> token = host.migrateReceive(connection, networkForSm, other); |
| task = vmToMigrate.assertCanMigrateAsync(connection, token, true, vdiMap, vifMap, other); |
| try { |
| // poll every 1 seconds |
| final long timeout = xenServer610Resource.getMigrateWait() * 1000L; |
| xenServer610Resource.waitForTask(connection, task, 1000, timeout); |
| xenServer610Resource.checkForSuccess(connection, task); |
| } catch (final Types.HandleInvalid e) { |
| s_logger.error("Error while checking if vm " + vmName + " can be migrated to the destination host " + host, e); |
| throw new CloudRuntimeException("Error while checking if vm " + vmName + " can be migrated to the " + "destination host " + host, e); |
| } |
| |
| // Migrate now. |
| task = vmToMigrate.migrateSendAsync(connection, token, true, vdiMap, vifMap, other); |
| try { |
| // poll every 1 seconds. |
| final long timeout = xenServer610Resource.getMigrateWait() * 1000L; |
| xenServer610Resource.waitForTask(connection, task, 1000, timeout); |
| xenServer610Resource.checkForSuccess(connection, task); |
| } catch (final Types.HandleInvalid e) { |
| s_logger.error("Error while migrating vm " + vmName + " to the destination host " + host, e); |
| throw new CloudRuntimeException("Error while migrating vm " + vmName + " to the destination host " + host, e); |
| } |
| |
| // Volume paths would have changed. Return that information. |
| final List<VolumeObjectTO> volumeToList = xenServer610Resource.getUpdatedVolumePathsOfMigratedVm(connection, vmToMigrate, vmSpec.getDisks()); |
| vmToMigrate.setAffinity(connection, host); |
| return new MigrateWithStorageAnswer(command, volumeToList); |
| } catch (final Exception e) { |
| s_logger.warn("Catch Exception " + e.getClass().getName() + ". Storage motion failed due to " + e.toString(), e); |
| return new MigrateWithStorageAnswer(command, e); |
| } finally { |
| if (task != null) { |
| try { |
| task.destroy(connection); |
| } catch (final Exception e) { |
| s_logger.debug("Unable to destroy task " + task.toString() + " on host " + uuid + " due to " + e.toString()); |
| } |
| } |
| } |
| } |
| } |