vpnmanager/vpnmanager-impl/src/main/java/org/opendaylight/netvirt/vpnmanager/ArpMonitorEventListener.java

   1 /*
   2  * Copyright (c) 2015 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
   9 package org.opendaylight.netvirt.vpnmanager;
  10
  11 import javax.inject.Inject;
  12 import javax.inject.Singleton;
  13 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  14 import org.opendaylight.infrautils.jobcoordinator.JobCoordinator;
  15 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.alivenessmonitor.rev160411.AlivenessMonitorListener;
  16 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.alivenessmonitor.rev160411.AlivenessMonitorService;
  17 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.alivenessmonitor.rev160411.LivenessState;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.alivenessmonitor.rev160411.MonitorEvent;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.l3vpn.rev130911.learnt.vpn.vip.to.port.data.LearntVpnVipToPort;
  20 import org.slf4j.Logger;
  21 import org.slf4j.LoggerFactory;
  22
  23 /**
  24  * This class listens for interface creation/removal/update in Configuration DS.
  25  * This is used to handle interfaces for base of-ports.
  26  */
  27 @Singleton
  28 public class ArpMonitorEventListener implements AlivenessMonitorListener {
  29     private static final Logger LOG = LoggerFactory.getLogger(ArpMonitorEventListener.class);
  30     private final AlivenessMonitorService alivenessManager;
  31     private final DataBroker dataBroker;
  32     private final JobCoordinator jobCoordinator;
  33
  34     @Inject
  35     public ArpMonitorEventListener(DataBroker dataBroker, AlivenessMonitorService alivenessManager,
  36             JobCoordinator jobCoordinator) {
  37         this.alivenessManager = alivenessManager;
  38         this.dataBroker = dataBroker;
  39         this.jobCoordinator = jobCoordinator;
  40     }
  41
  42     @Override
  43     public void onMonitorEvent(MonitorEvent notification) {
  44         Long monitorId = notification.getEventData().getMonitorId();
  45         MacEntry macEntry = AlivenessMonitorUtils.getMacEntryFromMonitorId(monitorId);
  46         if (macEntry == null) {
  47             LOG.debug("No MacEntry found associated with the monitor Id {}", monitorId);
  48             return;
  49         }
  50         LivenessState livenessState = notification.getEventData().getMonitorState();
  51         if (livenessState.equals(LivenessState.Down)) {
  52             String vpnName = macEntry.getVpnName();
  53             String learntIp = macEntry.getIpAddress().getHostAddress();
  54             LearntVpnVipToPort vpnVipToPort = VpnUtil.getLearntVpnVipToPort(dataBroker, vpnName, learntIp);
  55             if (vpnVipToPort != null && macEntry.getCreatedTime().equals(vpnVipToPort.getCreationTime())) {
  56                 jobCoordinator.enqueueJob(ArpMonitoringHandler.buildJobKey(macEntry.getIpAddress().getHostAddress(),
  57                         macEntry.getVpnName()), new ArpMonitorStopTask(macEntry, dataBroker, alivenessManager));
  58             }
  59
  60         }
  61     }
  62
  63 }