interfacemanager/interfacemanager-impl/src/main/java/org/opendaylight/genius/interfacemanager/listeners/AlivenessMonitorListenerImpl.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.interfacemanager.listeners;
   9
  10 import static org.opendaylight.mdsal.binding.util.Datastore.OPERATIONAL;
  11
  12 import javax.annotation.PostConstruct;
  13 import javax.annotation.PreDestroy;
  14 import javax.inject.Inject;
  15 import javax.inject.Singleton;
  16 import org.apache.aries.blueprint.annotation.service.Reference;
  17 import org.opendaylight.genius.interfacemanager.commons.AlivenessMonitorUtils;
  18 import org.opendaylight.genius.interfacemanager.commons.InterfaceManagerCommonUtils;
  19 import org.opendaylight.infrautils.utils.concurrent.LoggingFutures;
  20 import org.opendaylight.mdsal.binding.api.DataBroker;
  21 import org.opendaylight.mdsal.binding.api.NotificationService;
  22 import org.opendaylight.mdsal.binding.util.ManagedNewTransactionRunner;
  23 import org.opendaylight.mdsal.binding.util.ManagedNewTransactionRunnerImpl;
  24 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.Interface.OperStatus;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.alivenessmonitor.rev160411.AlivenessMonitorListener;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.alivenessmonitor.rev160411.LivenessState;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.alivenessmonitor.rev160411.MonitorEvent;
  28 import org.opendaylight.yangtools.yang.common.Uint32;
  29 import org.slf4j.Logger;
  30 import org.slf4j.LoggerFactory;
  31
  32 /**
  33  * This class listens for interface creation/removal/update in Configuration DS.
  34  * This is used to handle interfaces for base of-ports.
  35  */
  36 @Singleton
  37 public class AlivenessMonitorListenerImpl implements AlivenessMonitorListener {
  38     private static final Logger LOG = LoggerFactory.getLogger(AlivenessMonitorListenerImpl.class);
  39
  40     private final ManagedNewTransactionRunner txRunner;
  41
  42     @Inject
  43     public AlivenessMonitorListenerImpl(@Reference final DataBroker dataBroker,
  44                                         @Reference final NotificationService notificationService) {
  45         this.txRunner = new ManagedNewTransactionRunnerImpl(dataBroker);
  46         notificationService.registerNotificationListener(this);
  47     }
  48
  49     @PostConstruct
  50     public void start() {
  51         LOG.info("AlivenessMonitorListener started");
  52     }
  53
  54     @PreDestroy
  55     public void close() {
  56         LOG.info("AlivenessMonitorListener closed");
  57     }
  58
  59     @Override
  60     public void onMonitorEvent(MonitorEvent notification) {
  61         LoggingFutures.addErrorLogging(txRunner.callWithNewReadWriteTransactionAndSubmit(OPERATIONAL, tx -> {
  62             Uint32 monitorId = notification.getEventData().getMonitorId();
  63             String tunnelInterface = AlivenessMonitorUtils.getInterfaceFromMonitorId(tx, monitorId);
  64             if (tunnelInterface == null) {
  65                 LOG.debug("Either monitoring for interface not started by Interfacemgr or it is not LLDP monitoring");
  66                 return;
  67             }
  68             LivenessState livenessState = notification.getEventData().getMonitorState();
  69             LOG.debug("received monitor event for {} with livenessstate {}", tunnelInterface, livenessState);
  70             OperStatus opState = livenessState == LivenessState.Up ? OperStatus.Up : OperStatus.Down;
  71             InterfaceManagerCommonUtils.setOpStateForInterface(tx, tunnelInterface, opState);
  72         }), LOG, "Error processing monitor event {}", notification);
  73     }
  74 }