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
   9 package org.opendaylight.genius.interfacemanager.listeners;
  10
  11 import static org.opendaylight.genius.infra.Datastore.OPERATIONAL;
  12
  13 import javax.annotation.PostConstruct;
  14 import javax.annotation.PreDestroy;
  15 import javax.inject.Inject;
  16 import javax.inject.Singleton;
  17
  18 import org.apache.aries.blueprint.annotation.service.Reference;
  19 import org.opendaylight.genius.infra.ManagedNewTransactionRunner;
  20 import org.opendaylight.genius.infra.ManagedNewTransactionRunnerImpl;
  21 import org.opendaylight.genius.interfacemanager.commons.AlivenessMonitorUtils;
  22 import org.opendaylight.genius.interfacemanager.commons.InterfaceManagerCommonUtils;
  23 import org.opendaylight.infrautils.utils.concurrent.ListenableFutures;
  24 import org.opendaylight.mdsal.binding.api.DataBroker;
  25 import org.opendaylight.mdsal.binding.api.NotificationService;
  26 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.Interface.OperStatus;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.alivenessmonitor.rev160411.AlivenessMonitorListener;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.alivenessmonitor.rev160411.LivenessState;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.alivenessmonitor.rev160411.MonitorEvent;
  30 import org.opendaylight.yangtools.yang.common.Uint32;
  31
  32 import org.slf4j.Logger;
  33 import org.slf4j.LoggerFactory;
  34
  35 /**
  36  * This class listens for interface creation/removal/update in Configuration DS.
  37  * This is used to handle interfaces for base of-ports.
  38  */
  39 @Singleton
  40 public class AlivenessMonitorListenerImpl implements AlivenessMonitorListener {
  41     private static final Logger LOG = LoggerFactory.getLogger(AlivenessMonitorListenerImpl.class);
  42
  43     private final ManagedNewTransactionRunner txRunner;
  44
  45     @Inject
  46     public AlivenessMonitorListenerImpl(@Reference final DataBroker dataBroker,
  47                                         @Reference final NotificationService notificationService) {
  48         this.txRunner = new ManagedNewTransactionRunnerImpl(dataBroker);
  49         notificationService.registerNotificationListener(this);
  50     }
  51
  52     @PostConstruct
  53     public void start() {
  54         LOG.info("AlivenessMonitorListener started");
  55     }
  56
  57     @PreDestroy
  58     public void close() {
  59         LOG.info("AlivenessMonitorListener closed");
  60     }
  61
  62     @Override
  63     public void onMonitorEvent(MonitorEvent notification) {
  64         ListenableFutures.addErrorLogging(txRunner.callWithNewReadWriteTransactionAndSubmit(OPERATIONAL, tx -> {
  65             Uint32 monitorId = notification.getEventData().getMonitorId();
  66             String tunnelInterface = AlivenessMonitorUtils.getInterfaceFromMonitorId(tx, monitorId);
  67             if (tunnelInterface == null) {
  68                 LOG.debug("Either monitoring for interface not started by Interfacemgr or it is not LLDP monitoring");
  69                 return;
  70             }
  71             LivenessState livenessState = notification.getEventData().getMonitorState();
  72             LOG.debug("received monitor event for {} with livenessstate {}", tunnelInterface, livenessState);
  73             OperStatus opState = livenessState == LivenessState.Up ? OperStatus.Up : OperStatus.Down;
  74             InterfaceManagerCommonUtils.setOpStateForInterface(tx, tunnelInterface, opState);
  75         }), LOG, "Error processing monitor event {}", notification);
  76     }
  77 }