interfacemanager/interfacemanager-impl/src/main/java/org/opendaylight/genius/interfacemanager/listeners/InterfaceStateListener.java

   1 /*
   2  * Copyright (c) 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.genius.infra.Datastore.OPERATIONAL;
  11
  12 import java.util.Collections;
  13 import javax.inject.Inject;
  14 import javax.inject.Singleton;
  15 import org.apache.aries.blueprint.annotation.service.Reference;
  16 import org.opendaylight.genius.infra.ManagedNewTransactionRunner;
  17 import org.opendaylight.genius.infra.ManagedNewTransactionRunnerImpl;
  18 import org.opendaylight.genius.interfacemanager.IfmConstants;
  19 import org.opendaylight.genius.interfacemanager.commons.InterfaceManagerCommonUtils;
  20 import org.opendaylight.genius.utils.clustering.EntityOwnershipUtils;
  21 import org.opendaylight.infrautils.jobcoordinator.JobCoordinator;
  22 import org.opendaylight.infrautils.utils.concurrent.Executors;
  23 import org.opendaylight.mdsal.binding.api.DataBroker;
  24 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
  25 import org.opendaylight.serviceutils.tools.listener.AbstractClusteredAsyncDataTreeChangeListener;
  26 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.iana._if.type.rev170119.Tunnel;
  27 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.InterfacesState;
  28 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.Interface;
  29 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  30 import org.slf4j.Logger;
  31 import org.slf4j.LoggerFactory;
  32
  33 @Singleton
  34 public class InterfaceStateListener
  35         extends AbstractClusteredAsyncDataTreeChangeListener<Interface> {
  36     private static final Logger LOG = LoggerFactory.getLogger(InterfaceStateListener.class);
  37     private final ManagedNewTransactionRunner txRunner;
  38     private final EntityOwnershipUtils entityOwnershipUtils;
  39     private final JobCoordinator coordinator;
  40     private final InterfaceManagerCommonUtils interfaceManagerCommonUtils;
  41
  42     @Inject
  43     public InterfaceStateListener(@Reference DataBroker dataBroker,
  44                                   final EntityOwnershipUtils entityOwnershipUtils,
  45                                   @Reference final JobCoordinator coordinator,
  46                                   final InterfaceManagerCommonUtils interfaceManagerCommonUtils) {
  47         super(dataBroker, LogicalDatastoreType.OPERATIONAL,
  48                 InstanceIdentifier.create(InterfacesState.class).child(Interface.class),
  49                 Executors.newSingleThreadExecutor("NodeConnectorStatsImpl", LOG));
  50         this.txRunner = new ManagedNewTransactionRunnerImpl(dataBroker);
  51         this.entityOwnershipUtils = entityOwnershipUtils;
  52         this.coordinator = coordinator;
  53         this.interfaceManagerCommonUtils = interfaceManagerCommonUtils;
  54     }
  55
  56     /*@Override
  57     protected InstanceIdentifier<Interface> getWildCardPath() {
  58         return InstanceIdentifier.create(InterfacesState.class).child(Interface.class);
  59     }*/
  60
  61     @Override
  62     public void remove(InstanceIdentifier<Interface> key, Interface interfaceStateOld) {
  63         interfaceManagerCommonUtils.removeFromInterfaceStateCache(interfaceStateOld);
  64     }
  65
  66     @Override
  67     public void update(InstanceIdentifier<Interface> key, Interface interfaceStateOld, Interface interfaceStateNew) {
  68         interfaceManagerCommonUtils.addInterfaceStateToCache(interfaceStateNew);
  69     }
  70
  71     @Override
  72     public void add(InstanceIdentifier<Interface> key, Interface interfaceStateNew) {
  73         interfaceManagerCommonUtils.addInterfaceStateToCache(interfaceStateNew);
  74         if (!Tunnel.class.equals(interfaceStateNew.getType())
  75             || !entityOwnershipUtils.isEntityOwner(IfmConstants.INTERFACE_CONFIG_ENTITY,
  76                     IfmConstants.INTERFACE_CONFIG_ENTITY)) {
  77             return;
  78         }
  79         LOG.debug("Received Tunnel state add event for {}", interfaceStateNew.getName());
  80         coordinator.enqueueJob(interfaceStateNew.getName(), () -> {
  81             Interface.OperStatus bfdState = interfaceManagerCommonUtils
  82                     .getBfdStateFromCache(interfaceStateNew.getName());
  83             if (bfdState != null && bfdState != interfaceStateNew.getOperStatus()
  84                     && interfaceStateNew.getOperStatus() != Interface.OperStatus.Unknown) {
  85                 // update opstate of interface if TEP has gone down/up as a
  86                 // result of BFD monitoring
  87                 LOG.debug("updating tunnel state for interface {}", interfaceStateNew.getName());
  88                 return Collections.singletonList(txRunner.callWithNewWriteOnlyTransactionAndSubmit(OPERATIONAL,
  89                     tx -> InterfaceManagerCommonUtils.updateOpState(tx, interfaceStateNew.getName(), bfdState)));
  90             }
  91             return Collections.emptyList();
  92         });
  93     }
  94
  95     /*@Override
  96     protected InterfaceStateListener getDataTreeChangeListener() {
  97         return InterfaceStateListener.this;
  98     }*/
  99 }