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.genius.infra.Datastore;
  16 import org.opendaylight.genius.infra.ManagedNewTransactionRunner;
  17 import org.opendaylight.genius.infra.ManagedNewTransactionRunnerImpl;
  18 import org.opendaylight.infrautils.utils.concurrent.ListenableFutures;
  19 import org.opendaylight.mdsal.binding.api.DataBroker;
  20 import org.opendaylight.netvirt.vpnmanager.VpnUtil;
  21 import org.opendaylight.netvirt.vpnmanager.iplearn.model.MacEntry;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.l3vpn.rev130911.learnt.vpn.vip.to.port.data.LearntVpnVipToPort;
  23 import org.opendaylight.yangtools.yang.common.Uint32;
  24 import org.slf4j.Logger;
  25 import org.slf4j.LoggerFactory;
  26
  27 public class IpMonitorStopTask implements Callable<List<? extends ListenableFuture<?>>> {
  28     private static final Logger LOG = LoggerFactory.getLogger(IpMonitorStopTask.class);
  29     private MacEntry macEntry;
  30     private DataBroker dataBroker;
  31     private final AlivenessMonitorUtils alivenessMonitorUtils;
  32     private boolean isRemoveMipAdjAndLearntIp;
  33     private final VpnUtil vpnUtil;
  34     private final ManagedNewTransactionRunner txRunner;
  35
  36     public IpMonitorStopTask(MacEntry macEntry, DataBroker dataBroker, boolean removeMipAdjAndLearntIp, VpnUtil vpnUtil,
  37                              AlivenessMonitorUtils alivenessMonitorUtils) {
  38         this.macEntry = macEntry;
  39         this.dataBroker = dataBroker;
  40         this.alivenessMonitorUtils = alivenessMonitorUtils;
  41         this.isRemoveMipAdjAndLearntIp = removeMipAdjAndLearntIp;
  42         this.vpnUtil = vpnUtil;
  43         this.txRunner = new ManagedNewTransactionRunnerImpl(dataBroker);
  44     }
  45
  46     @Override
  47     public List<ListenableFuture<Void>> call() {
  48         final List<ListenableFuture<Void>> futures = new ArrayList<>();
  49         java.util.Optional<Uint32> monitorIdOptional = alivenessMonitorUtils.getMonitorIdFromInterface(macEntry);
  50         if (monitorIdOptional.isPresent()) {
  51             alivenessMonitorUtils.stopIpMonitoring(monitorIdOptional.get());
  52         } else {
  53             LOG.warn("MonitorId not available for IP {} interface {}. IpMonitoring not stopped",
  54                     macEntry.getIpAddress(), macEntry.getInterfaceName());
  55         }
  56
  57         String learntIp = macEntry.getIpAddress().getHostAddress();
  58         if (this.isRemoveMipAdjAndLearntIp) {
  59             String vpnName =  macEntry.getVpnName();
  60             LearntVpnVipToPort vpnVipToPort = vpnUtil.getLearntVpnVipToPort(vpnName, learntIp);
  61             if (vpnVipToPort != null && !Objects.equals(vpnVipToPort.getCreationTime(), macEntry.getCreatedTime())) {
  62                 LOG.warn("The MIP {} over vpn {} has been learnt again and processed. "
  63                         + "Ignoring this remove event.", learntIp, vpnName);
  64                 return futures;
  65             }
  66             vpnUtil.removeLearntVpnVipToPort(macEntry.getVpnName(),
  67                     macEntry.getIpAddress().getHostAddress(), null);
  68             vpnUtil.removeVpnPortFixedIpToPort(dataBroker, macEntry.getVpnName(),
  69                     macEntry.getIpAddress().getHostAddress(), null);
  70
  71             ListenableFutures.addErrorLogging(txRunner.callWithNewWriteOnlyTransactionAndSubmit(
  72                     Datastore.CONFIGURATION, tx -> vpnUtil.removeMipAdjacency(macEntry.getVpnName(),
  73                             macEntry.getInterfaceName(), macEntry.getIpAddress().getHostAddress(), tx)),
  74                     LOG, "ArpMonitorStopTask: Error writing to datastore for Vpn {} IP  {}",
  75                     macEntry.getVpnName(), macEntry.getIpAddress().getHostAddress());
  76         } else {
  77             // Delete only MIP adjacency
  78             vpnUtil.removeMipAdjacency(macEntry.getInterfaceName(), learntIp);
  79         }
  80         return futures;
  81     }
  82 }