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 java.util.List;
  
  import com.cloud.agent.api.Answer;
  import com.cloud.agent.api.CheckNetworkAnswer;
  import com.cloud.agent.api.CheckNetworkCommand;
  import com.cloud.hypervisor.kvm.resource.LibvirtComputingResource;
  import com.cloud.network.Networks;
  import com.cloud.network.PhysicalNetworkSetupInfo;
  import com.cloud.resource.CommandWrapper;
  import com.cloud.resource.ResourceWrapper;
  
  @ResourceWrapper(handles =  CheckNetworkCommand.class)
  public final class LibvirtCheckNetworkCommandWrapper extends CommandWrapper<CheckNetworkCommand, Answer, LibvirtComputingResource> {
  
      @Override
      public Answer execute(final CheckNetworkCommand command, final LibvirtComputingResource libvirtComputingResource) {
          final List<PhysicalNetworkSetupInfo> phyNics = command.getPhysicalNetworkInfoList();
          String errMsg = null;
  
          for (final PhysicalNetworkSetupInfo nic : phyNics) {
              if (!libvirtComputingResource.checkNetwork(Networks.TrafficType.Guest, nic.getGuestNetworkName())) {
                  errMsg = "Can not find network: " + nic.getGuestNetworkName();
                  break;
              } else if (!libvirtComputingResource.checkNetwork(Networks.TrafficType.Management, nic.getPrivateNetworkName())) {
                  errMsg = "Can not find network: " + nic.getPrivateNetworkName();
                  break;
              } else if (!libvirtComputingResource.checkNetwork(Networks.TrafficType.Public, nic.getPublicNetworkName())) {
                  errMsg = "Can not find network: " + nic.getPublicNetworkName();
                  break;
              }
          }
  
          if (errMsg != null) {
              return new CheckNetworkAnswer(command, false, errMsg);
          } else {
              return new CheckNetworkAnswer(command, true, null);
          }
      }
  }
  