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.Collection;
  13 import java.util.List;
  14 import java.util.concurrent.Callable;
  15 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  16 import org.opendaylight.genius.itm.cache.DPNTEPsInfoCache;
  17 import org.opendaylight.genius.itm.impl.ItmUtils;
  18 import org.opendaylight.genius.mdsalutil.interfaces.IMdsalApiManager;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.itm.op.rev160406.dpn.endpoints.DPNTEPsInfo;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.itm.op.rev160406.dpn.endpoints.dpn.teps.info.TunnelEndPoints;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.itm.rev160406.dc.gateway.ip.list.DcGatewayIp;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.itm.rev160406.transport.zones.TransportZone;
  23 import org.slf4j.Logger;
  24 import org.slf4j.LoggerFactory;
  25
  26 public class ItmTepRemoveWorker implements Callable<List<ListenableFuture<Void>>> {
  27
  28     private static final Logger LOG = LoggerFactory.getLogger(ItmTepRemoveWorker.class);
  29
  30     private final DataBroker dataBroker;
  31     private final List<DPNTEPsInfo> delDpnList ;
  32     private Collection<DPNTEPsInfo> meshedDpnList ;
  33     private final IMdsalApiManager mdsalManager;
  34     private final List<HwVtep> cfgdHwVteps;
  35     private final TransportZone originalTZone;
  36     private final ItmInternalTunnelDeleteWorker itmInternalTunnelDeleteWorker;
  37     private final DPNTEPsInfoCache dpnTEPsInfoCache;
  38
  39     public ItmTepRemoveWorker(List<DPNTEPsInfo> delDpnList, List<HwVtep> delHwList, TransportZone originalTZone,
  40             DataBroker broker, IMdsalApiManager mdsalManager,
  41             ItmInternalTunnelDeleteWorker itmInternalTunnelDeleteWorker, DPNTEPsInfoCache dpnTEPsInfoCache) {
  42         this.delDpnList = delDpnList;
  43         this.dataBroker = broker;
  44         this.mdsalManager = mdsalManager;
  45         this.cfgdHwVteps = delHwList;
  46         this.originalTZone = originalTZone;
  47         this.itmInternalTunnelDeleteWorker = itmInternalTunnelDeleteWorker;
  48         this.dpnTEPsInfoCache = dpnTEPsInfoCache;
  49         LOG.trace("ItmTepRemoveWorker initialized with  DpnList {}", delDpnList);
  50         LOG.trace("ItmTepRemoveWorker initialized with  cfgdHwTeps {}", delHwList);
  51     }
  52
  53     @Override
  54     public List<ListenableFuture<Void>> call() {
  55         List<ListenableFuture<Void>> futures = new ArrayList<>() ;
  56         this.meshedDpnList = dpnTEPsInfoCache.getAllPresent();
  57         futures.addAll(itmInternalTunnelDeleteWorker.deleteTunnels(mdsalManager, delDpnList,
  58                 meshedDpnList));
  59         LOG.debug("Invoking Internal Tunnel delete method with DpnList to be deleted {} ; Meshed DpnList {} ",
  60                 delDpnList, meshedDpnList);
  61         // IF EXTERNAL TUNNELS NEEDS TO BE DELETED, DO IT HERE, IT COULD BE TO DC GATEWAY OR TOR SWITCH
  62         List<DcGatewayIp> dcGatewayIpList = ItmUtils.getDcGatewayIpList(dataBroker);
  63         if (dcGatewayIpList != null && !dcGatewayIpList.isEmpty()) {
  64             List<DPNTEPsInfo>  dpnDeleteList = new ArrayList<>();
  65             for (DPNTEPsInfo dpnTEPInfo : delDpnList) {
  66                 List<TunnelEndPoints> tunnelEndPointsList = dpnTEPInfo.getTunnelEndPoints();
  67                 if (tunnelEndPointsList.size() == 1) {
  68                     dpnDeleteList.add(dpnTEPInfo);
  69                 } else {
  70                     LOG.error("DPNTEPInfo not available in data store for dpnId {}. Unable to delete external tunnel "
  71                             + "for dpn ", dpnTEPInfo.getDPNID());
  72                 }
  73             }
  74             for (DcGatewayIp dcGatewayIp : dcGatewayIpList) {
  75                 futures.addAll(ItmExternalTunnelDeleteWorker.deleteTunnels(dataBroker,
  76                         dpnDeleteList , meshedDpnList, dcGatewayIp.getIpAddress(), dcGatewayIp.getTunnnelType()));
  77             }
  78         }
  79
  80         futures.addAll(ItmExternalTunnelDeleteWorker.deleteHwVtepsTunnels(dataBroker, delDpnList,
  81                 cfgdHwVteps, this.originalTZone));
  82         return futures ;
  83     }
  84
  85     @Override
  86     public String toString() {
  87         return "ItmTepRemoveWorker  { "
  88                 + "Delete Dpn List : " + delDpnList + " }" ;
  89     }
  90 }