content: /*
   * 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 com.cloud.agent.api.Answer;
  import com.cloud.agent.api.storage.DeleteDiskOnlyVmSnapshotCommand;
  import com.cloud.agent.api.to.DataTO;
  import com.cloud.hypervisor.kvm.resource.LibvirtComputingResource;
  import com.cloud.hypervisor.kvm.storage.KVMStoragePool;
  import com.cloud.hypervisor.kvm.storage.KVMStoragePoolManager;
  import com.cloud.resource.CommandWrapper;
  import com.cloud.resource.ResourceWrapper;
  import org.apache.cloudstack.storage.to.PrimaryDataStoreTO;
  
  import java.io.IOException;
  import java.nio.file.Files;
  import java.nio.file.Path;
  import java.util.List;
  
  @ResourceWrapper(handles = DeleteDiskOnlyVmSnapshotCommand.class)
  public class LibvirtDeleteDiskOnlyVMSnapshotCommandWrapper extends CommandWrapper<DeleteDiskOnlyVmSnapshotCommand, Answer, LibvirtComputingResource> {
  
      @Override
      public Answer execute(DeleteDiskOnlyVmSnapshotCommand command, LibvirtComputingResource resource) {
          List<DataTO> snapshotsToDelete = command.getSnapshots();
          KVMStoragePoolManager storagePoolMgr = resource.getStoragePoolMgr();
  
          for (DataTO snapshot : snapshotsToDelete) {
              PrimaryDataStoreTO dataStoreTO = (PrimaryDataStoreTO) snapshot.getDataStore();
              KVMStoragePool kvmStoragePool = storagePoolMgr.getStoragePool(dataStoreTO.getPoolType(), dataStoreTO.getUuid());
  
              try {
                  String path = kvmStoragePool.getLocalPathFor(snapshot.getPath());
                  logger.debug("Deleting snapshot [{}] file [{}] as part of VM snapshot deletion.", snapshot.getId(), path);
                  Files.deleteIfExists(Path.of(path));
              } catch (IOException e) {
                  return new Answer(command, e);
              }
          }
          return new Answer(command, true, null);
      }
  }
  