| // |
| // 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.kvm.resource.wrapper; |
| |
| import static com.cloud.hypervisor.kvm.storage.StorPoolStorageAdaptor.SP_LOG; |
| |
| import java.io.File; |
| |
| import org.apache.cloudstack.storage.command.CopyCmdAnswer; |
| import org.apache.cloudstack.storage.to.PrimaryDataStoreTO; |
| import org.apache.cloudstack.storage.to.VolumeObjectTO; |
| import org.apache.cloudstack.utils.qemu.QemuImg; |
| import org.apache.cloudstack.utils.qemu.QemuImg.PhysicalDiskFormat; |
| import org.apache.cloudstack.utils.qemu.QemuImgFile; |
| |
| import com.cloud.agent.api.storage.StorPoolCopyVolumeToSecondaryCommand; |
| import com.cloud.agent.api.to.DataStoreTO; |
| import com.cloud.agent.api.to.NfsTO; |
| import com.cloud.hypervisor.kvm.resource.LibvirtComputingResource; |
| import com.cloud.hypervisor.kvm.storage.KVMPhysicalDisk; |
| import com.cloud.hypervisor.kvm.storage.KVMStoragePool; |
| import com.cloud.hypervisor.kvm.storage.KVMStoragePoolManager; |
| import com.cloud.hypervisor.kvm.storage.StorPoolStorageAdaptor; |
| import com.cloud.resource.CommandWrapper; |
| import com.cloud.resource.ResourceWrapper; |
| |
| @ResourceWrapper(handles = StorPoolCopyVolumeToSecondaryCommand.class) |
| public final class StorPoolCopyVolumeToSecondaryCommandWrapper extends CommandWrapper<StorPoolCopyVolumeToSecondaryCommand, CopyCmdAnswer, LibvirtComputingResource> { |
| |
| |
| @Override |
| public CopyCmdAnswer execute(final StorPoolCopyVolumeToSecondaryCommand cmd, final LibvirtComputingResource libvirtComputingResource) { |
| String srcPath = null; |
| KVMStoragePool secondaryPool = null; |
| |
| try { |
| final VolumeObjectTO src = cmd.getSourceTO(); |
| final VolumeObjectTO dst = cmd.getDestinationTO(); |
| final KVMStoragePoolManager storagePoolMgr = libvirtComputingResource.getStoragePoolMgr(); |
| final String destVolumePath = dst.getPath(); |
| |
| SP_LOG("StorpoolCopyVolumeToSecondaryCommandWrapper.execute: src=" + src.getPath() + "dst=" + dst.getPath()); |
| |
| StorPoolStorageAdaptor.attachOrDetachVolume("attach", "snapshot", src.getPath()); |
| srcPath = src.getPath(); |
| |
| final QemuImgFile srcFile = new QemuImgFile(srcPath, PhysicalDiskFormat.RAW); |
| |
| final DataStoreTO dstDataStore = dst.getDataStore(); |
| |
| final KVMStoragePoolManager poolMgr = libvirtComputingResource.getStoragePoolMgr(); |
| SP_LOG("StorpoolCopyVolumeToSecondaryCommandWrapper.execute: KVMStoragePoolManager " + poolMgr); |
| KVMStoragePool destPool; |
| if( dstDataStore instanceof NfsTO ) { |
| destPool = storagePoolMgr.getStoragePoolByURI(dstDataStore.getUrl()); |
| destPool.createFolder(destVolumePath); |
| storagePoolMgr.deleteStoragePool(destPool.getType(), destPool.getUuid()); |
| destPool = storagePoolMgr.getStoragePoolByURI(dstDataStore.getUrl() + File.separator + destVolumePath); |
| SP_LOG("StorpoolCopyVolumeToSecondaryCommandWrapper.execute: Nfs destPool=%s ",destPool); |
| } else if( dstDataStore instanceof PrimaryDataStoreTO ) { |
| PrimaryDataStoreTO primaryDst = (PrimaryDataStoreTO)dstDataStore; |
| destPool = poolMgr.getStoragePool(primaryDst.getPoolType(), dstDataStore.getUuid()); |
| SP_LOG("StorpoolCopyVolumeToSecondaryCommandWrapper.execute: not Nfs destPool=%s " ,destPool); |
| } else { |
| return new CopyCmdAnswer("Don't know how to copy to " + dstDataStore.getClass().getName() + ", " + dst.getPath() ); |
| } |
| SP_LOG("StorpoolCopyVolumeToSecondaryCommandWrapper.execute: dstName=%s, dstProvisioningType=%s, srcSize=%s, dstUUID=%s, srcUUID=%s " ,dst.getName(), dst.getProvisioningType(), src.getSize(),dst.getUuid(), src.getUuid()); |
| |
| KVMPhysicalDisk newDisk = destPool.createPhysicalDisk(dst.getUuid(), dst.getProvisioningType(), src.getSize(), null); |
| SP_LOG("NewDisk path=%s, uuid=%s ", newDisk.getPath(), dst.getUuid()); |
| String destPath = newDisk.getPath(); |
| newDisk.setPath(dst.getUuid()); |
| |
| PhysicalDiskFormat destFormat = newDisk.getFormat(); |
| SP_LOG("StorpoolCopyVolumeToSecondaryCommandWrapper.execute: KVMPhysicalDisk name=%s, format=%s, path=%s, destinationPath=%s " , newDisk.getName(), newDisk.getFormat(), newDisk.getPath(), destPath); |
| QemuImgFile destFile = new QemuImgFile(destPath, destFormat); |
| QemuImg qemu = new QemuImg(cmd.getWaitInMillSeconds()); |
| qemu.convert(srcFile, destFile); |
| |
| final File file = new File(destPath); |
| final long size = file.exists() ? file.length() : 0; |
| dst.setPath(destVolumePath + File.separator + dst.getUuid()); |
| dst.setSize(size); |
| |
| return new CopyCmdAnswer(dst); |
| } catch (final Exception e) { |
| final String error = "Failed to copy volume to secondary storage: " + e.getMessage(); |
| logger.debug(error); |
| return new CopyCmdAnswer(error); |
| } finally { |
| if (srcPath != null) { |
| StorPoolStorageAdaptor.attachOrDetachVolume("detach", "snapshot", srcPath); |
| } |
| |
| if (secondaryPool != null) { |
| try { |
| SP_LOG("StorpoolCopyVolumeToSecondaryCommandWrapper.execute: secondaryPool=%s " , secondaryPool); |
| secondaryPool.delete(); |
| } catch (final Exception e) { |
| logger.debug("Failed to delete secondary storage", e); |
| } |
| } |
| } |
| } |
| } |