itm/itm-impl/src/main/java/org/opendaylight/genius/itm/confighelpers/ItmTepRemoveWorker.java

   1 /*
   2  * Copyright (c) 2016, 2017 Ericsson India Global Services Pvt Ltd. and others.  All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8 package org.opendaylight.genius.itm.confighelpers;
   9
  10 import com.google.common.util.concurrent.ListenableFuture;
  11 import java.util.ArrayList;
  12 import java.util.List;
  13 import java.util.concurrent.Callable;
  14 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  15 import org.opendaylight.genius.itm.impl.ItmUtils;
  16 import org.opendaylight.genius.mdsalutil.interfaces.IMdsalApiManager;
  17 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.idmanager.rev160406.IdManagerService;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.itm.op.rev160406.dpn.endpoints.DPNTEPsInfo;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.itm.op.rev160406.dpn.endpoints.dpn.teps.info.TunnelEndPoints;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.itm.rev160406.dc.gateway.ip.list.DcGatewayIp;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.itm.rev160406.transport.zones.TransportZone;
  22 import org.slf4j.Logger;
  23 import org.slf4j.LoggerFactory;
  24
  25 public class ItmTepRemoveWorker implements Callable<List<ListenableFuture<Void>>> {
  26
  27     private static final Logger LOG = LoggerFactory.getLogger(ItmTepRemoveWorker.class);
  28
  29     private final DataBroker dataBroker;
  30     private final List<DPNTEPsInfo> delDpnList ;
  31     private List<DPNTEPsInfo> meshedDpnList ;
  32     private final IdManagerService idManagerService;
  33     private final IMdsalApiManager mdsalManager;
  34     private final List<HwVtep> cfgdHwVteps;
  35     private final TransportZone originalTZone;
  36     private final ItmInternalTunnelDeleteWorker itmInternalTunnelDeleteWorker;
  37
  38     public ItmTepRemoveWorker(List<DPNTEPsInfo> delDpnList, List<HwVtep> delHwList, TransportZone originalTZone,
  39                               DataBroker broker, IdManagerService idManagerService, IMdsalApiManager mdsalManager,
  40                               ItmInternalTunnelDeleteWorker itmInternalTunnelDeleteWorker) {
  41         this.delDpnList = delDpnList;
  42         this.dataBroker = broker;
  43         this.idManagerService = idManagerService;
  44         this.mdsalManager = mdsalManager;
  45         this.cfgdHwVteps = delHwList;
  46         this.originalTZone = originalTZone;
  47         this.itmInternalTunnelDeleteWorker = itmInternalTunnelDeleteWorker;
  48         LOG.trace("ItmTepRemoveWorker initialized with  DpnList {}", delDpnList);
  49         LOG.trace("ItmTepRemoveWorker initialized with  cfgdHwTeps {}", delHwList);
  50     }
  51
  52     @Override
  53     public List<ListenableFuture<Void>> call() {
  54         List<ListenableFuture<Void>> futures = new ArrayList<>() ;
  55         this.meshedDpnList = ItmUtils.getTunnelMeshInfo(dataBroker) ;
  56         futures.addAll(itmInternalTunnelDeleteWorker.deleteTunnels(mdsalManager, delDpnList,
  57                 meshedDpnList));
  58         LOG.debug("Invoking Internal Tunnel delete method with DpnList to be deleted {} ; Meshed DpnList {} ",
  59                 delDpnList, meshedDpnList);
  60         // IF EXTERNAL TUNNELS NEEDS TO BE DELETED, DO IT HERE, IT COULD BE TO DC GATEWAY OR TOR SWITCH
  61         List<DcGatewayIp> dcGatewayIpList = ItmUtils.getDcGatewayIpList(dataBroker);
  62         if (dcGatewayIpList != null && !dcGatewayIpList.isEmpty()) {
  63             List<DPNTEPsInfo>  dpnDeleteList = new ArrayList<>();
  64             for (DPNTEPsInfo dpnTEPInfo : delDpnList) {
  65                 List<TunnelEndPoints> tunnelEndPointsList = dpnTEPInfo.getTunnelEndPoints();
  66                 if (tunnelEndPointsList.size() == 1) {
  67                     dpnDeleteList.add(dpnTEPInfo);
  68                 } else {
  69                     LOG.error("DPNTEPInfo not available in data store for dpnId {}. Unable to delete external tunnel "
  70                             + "for dpn ", dpnTEPInfo.getDPNID());
  71                 }
  72             }
  73             for (DcGatewayIp dcGatewayIp : dcGatewayIpList) {
  74                 futures.addAll(ItmExternalTunnelDeleteWorker.deleteTunnels(dataBroker,
  75                         dpnDeleteList , meshedDpnList, dcGatewayIp.getIpAddress(), dcGatewayIp.getTunnnelType()));
  76             }
  77         }
  78
  79         futures.addAll(ItmExternalTunnelDeleteWorker.deleteHwVtepsTunnels(dataBroker, delDpnList,
  80                 cfgdHwVteps, this.originalTZone));
  81         return futures ;
  82     }
  83
  84     @Override
  85     public String toString() {
  86         return "ItmTepRemoveWorker  { "
  87                 + "Delete Dpn List : " + delDpnList + " }" ;
  88     }
  89 }