vpnmanager/impl/src/main/java/org/opendaylight/netvirt/vpnmanager/iplearn/IpMonitorStopTask.java

   1 /*
   2  * Copyright © 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.netvirt.vpnmanager.iplearn;
   9
  10 import com.google.common.util.concurrent.ListenableFuture;
  11 import java.util.ArrayList;
  12 import java.util.List;
  13 import java.util.Objects;
  14 import java.util.concurrent.Callable;
  15 import org.opendaylight.netvirt.vpnmanager.VpnUtil;
  16 import org.opendaylight.netvirt.vpnmanager.iplearn.model.MacEntry;
  17 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.l3vpn.rev130911.learnt.vpn.vip.to.port.data.LearntVpnVipToPort;
  18 import org.opendaylight.yangtools.yang.common.Uint32;
  19 import org.slf4j.Logger;
  20 import org.slf4j.LoggerFactory;
  21
  22 public class IpMonitorStopTask implements Callable<List<ListenableFuture<Void>>> {
  23     private static final Logger LOG = LoggerFactory.getLogger(IpMonitorStopTask.class);
  24     private MacEntry macEntry;
  25     private final AlivenessMonitorUtils alivenessMonitorUtils;
  26     private boolean isRemoveMipAdjAndLearntIp;
  27     private final VpnUtil vpnUtil;
  28
  29     public IpMonitorStopTask(MacEntry macEntry, boolean removeMipAdjAndLearntIp, VpnUtil vpnUtil,
  30                               AlivenessMonitorUtils alivenessMonitorUtils) {
  31         this.macEntry = macEntry;
  32         this.alivenessMonitorUtils = alivenessMonitorUtils;
  33         this.isRemoveMipAdjAndLearntIp = removeMipAdjAndLearntIp;
  34         this.vpnUtil = vpnUtil;
  35     }
  36
  37     @Override
  38     public List<ListenableFuture<Void>> call() {
  39         final List<ListenableFuture<Void>> futures = new ArrayList<>();
  40         java.util.Optional<Uint32> monitorIdOptional = alivenessMonitorUtils.getMonitorIdFromInterface(macEntry);
  41         if (monitorIdOptional.isPresent()) {
  42             alivenessMonitorUtils.stopIpMonitoring(monitorIdOptional.get());
  43         } else {
  44             LOG.warn("MonitorId not available for IP {} interface {}. IpMonitoring not stopped",
  45                     macEntry.getIpAddress(), macEntry.getInterfaceName());
  46         }
  47
  48         String learntIp = macEntry.getIpAddress().getHostAddress();
  49         if (this.isRemoveMipAdjAndLearntIp) {
  50             String vpnName =  macEntry.getVpnName();
  51             LearntVpnVipToPort vpnVipToPort = vpnUtil.getLearntVpnVipToPort(vpnName, learntIp);
  52             if (vpnVipToPort != null && !Objects.equals(vpnVipToPort.getCreationTime(), macEntry.getCreatedTime())) {
  53                 LOG.warn("The MIP {} over vpn {} has been learnt again and processed. "
  54                         + "Ignoring this remove event.", learntIp, vpnName);
  55                 return futures;
  56             }
  57             vpnUtil.removeMipAdjAndLearntIp(vpnName, macEntry.getInterfaceName(), learntIp);
  58         } else {
  59             // Delete only MIP adjacency
  60             vpnUtil.removeMipAdjacency(macEntry.getInterfaceName(), learntIp);
  61         }
  62         return futures;
  63     }
  64
  65
  66 }