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.CheckConvertInstanceAnswer;
  import com.cloud.agent.api.CheckConvertInstanceCommand;
  import com.cloud.hypervisor.kvm.resource.LibvirtComputingResource;
  import com.cloud.resource.CommandWrapper;
  import com.cloud.resource.ResourceWrapper;
  
  @ResourceWrapper(handles =  CheckConvertInstanceCommand.class)
  public class LibvirtCheckConvertInstanceCommandWrapper extends CommandWrapper<CheckConvertInstanceCommand, Answer, LibvirtComputingResource> {
  
      @Override
      public Answer execute(CheckConvertInstanceCommand cmd, LibvirtComputingResource serverResource) {
          if (!serverResource.hostSupportsInstanceConversion()) {
              String msg = String.format("Cannot convert the instance from VMware as the virt-v2v binary is not found on host %s. " +
                      "Please install virt-v2v%s on the host before attempting the instance conversion.", serverResource.getPrivateIp(), serverResource.isUbuntuOrDebianHost()? ", nbdkit" : "");
              logger.info(msg);
              return new CheckConvertInstanceAnswer(cmd, false, msg);
          }
  
          if (cmd.getCheckWindowsGuestConversionSupport() && !serverResource.hostSupportsWindowsGuestConversion()) {
              String msg = String.format("Cannot convert the instance from VMware as the virtio-win package is not found on host %s. " +
                      "Please install virtio-win package on the host before attempting the windows guest instance conversion.", serverResource.getPrivateIp());
              logger.info(msg);
              return new CheckConvertInstanceAnswer(cmd, false, msg);
          }
  
          if (serverResource.hostSupportsOvfExport()) {
              return new CheckConvertInstanceAnswer(cmd, true, true, "");
          }
  
          return new CheckConvertInstanceAnswer(cmd, true, "");
      }
  }
  