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.vmware;
  
  import java.util.HashMap;
  import java.util.List;
  import java.util.Map;
  
  import org.apache.logging.log4j.Logger;
  import org.apache.logging.log4j.LogManager;
  
  import com.cloud.hypervisor.vmware.manager.VmwareManager;
  import com.cloud.hypervisor.vmware.mo.ClusterMO;
  import com.cloud.hypervisor.vmware.mo.DatacenterMO;
  import com.cloud.hypervisor.vmware.mo.HostMO;
  import com.cloud.hypervisor.vmware.mo.VirtualMachineMO;
  import com.cloud.hypervisor.vmware.util.VmwareContext;
  
  public class VmwareCleanupMaid {
      protected static Logger LOGGER = LogManager.getLogger(VmwareCleanupMaid.class);
  
      private static Map<String, List<VmwareCleanupMaid>> s_leftoverDummyVMs = new HashMap<String, List<VmwareCleanupMaid>>();
  
      private String _vCenterAddress;
      private String _dcMorValue;
      private String _hostMorValue;
      private String _vmName;
      private long _checkPoint;
  
      public VmwareCleanupMaid() {
      }
  
      public VmwareCleanupMaid(String hostGuid, String vmName) {
          String[] tokens = hostGuid.split("@");
          assert (tokens != null);
          assert (tokens.length == 2);
          _vCenterAddress = tokens[1];
  
          String[] hostTokens = tokens[0].split(":");
          assert (hostTokens != null);
          assert (hostTokens.length == 2);
  
          _hostMorValue = hostTokens[1];
  
          _vmName = vmName;
      }
  
      public VmwareCleanupMaid(String vCenterAddress, String dcMorValue, String vmName) {
          _vCenterAddress = vCenterAddress;
          _dcMorValue = dcMorValue;
          _vmName = vmName;
      }
  
  //    @Override
  //    public int cleanup(CheckPointManager checkPointMgr) {
  //
  //        // save a check-point in case we crash at current run so that we won't lose it
  //        _checkPoint = checkPointMgr.pushCheckPoint(new VmwareCleanupMaid(_vCenterAddress, _dcMorValue, _vmName));
  //        addLeftOverVM(this);
  //        return 0;
  //    }
  
      public String getCleanupProcedure() {
          return null;
      }
  
      public String getVCenterServer() {
          return _vCenterAddress;
      }
  
      public String getDatacenterMorValue() {
          return _dcMorValue;
      }
  
      public String getHostMorValue() {
          return _hostMorValue;
      }
  
      public String getVmName() {
          return _vmName;
      }
  
      public long getCheckPoint() {
          return _checkPoint;
      }
  
      public synchronized static void gcLeftOverVMs(VmwareContext context) {
          List<VmwareCleanupMaid> l = s_leftoverDummyVMs.get(context.getServerAddress());
          VmwareManager mgr = context.getStockObject(VmwareManager.CONTEXT_STOCK_NAME);
          assert (mgr != null);
  
          if (l != null && l.size() > 0) {
              for (VmwareCleanupMaid cleanupMaid : l) {
                  try {
                      VirtualMachineMO vmMo = null;
                      if (cleanupMaid.getDatacenterMorValue() != null) {
                          DatacenterMO dcMo = new DatacenterMO(context, "Datacenter", cleanupMaid.getDatacenterMorValue());
                          vmMo = dcMo.findVm(cleanupMaid.getVmName());
                      } else {
                          assert (cleanupMaid.getHostMorValue() != null);
                          HostMO hostMo = new HostMO(context, "HostSystem", cleanupMaid.getHostMorValue());
                          ClusterMO clusterMo = new ClusterMO(context, hostMo.getHyperHostCluster());
                          vmMo = clusterMo.findVmOnHyperHost(cleanupMaid.getVmName());
                      }
  
                      if (vmMo != null) {
                          LOGGER.info("Found left over dummy VM " + cleanupMaid.getVmName() + ", destroy it");
                          vmMo.destroy();
                      }
                  } catch (Throwable e) {
                      LOGGER.warn("Unable to destroy left over dummy VM " + cleanupMaid.getVmName());
                  } finally {
  // FIXME                    mgr.popCleanupCheckpoint(cleanupMaid.getCheckPoint());
                  }
              }
  
              l.clear();
          }
      }
  }
  