interfacemgr/interfacemgr-impl/src/main/java/org/opendaylight/vpnservice/interfacemgr/listeners/HwVTEPTunnelsStateListener.java

   1 /*
   2  * Copyright (c) 2016 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.vpnservice.interfacemgr.listeners;
   9
  10 import com.google.common.util.concurrent.ListenableFuture;
  11 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  12 import org.opendaylight.controller.md.sal.binding.api.DataChangeListener;
  13 import org.opendaylight.controller.md.sal.common.api.data.AsyncDataBroker;
  14 import org.opendaylight.vpnservice.datastoreutils.AsyncDataChangeListenerBase;
  15 import org.opendaylight.vpnservice.datastoreutils.DataStoreJobCoordinator;
  16 import org.opendaylight.vpnservice.interfacemgr.renderer.hwvtep.statehelpers.HwVTEPInterfaceStateUpdateHelper;
  17 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.PhysicalSwitchAugmentation;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.physical._switch.attributes.Tunnels;
  19 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NetworkTopology;
  20 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.Topology;
  21 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
  22 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  23 import org.slf4j.Logger;
  24 import org.slf4j.LoggerFactory;
  25
  26 import java.util.List;
  27 import java.util.concurrent.Callable;
  28
  29 public class HwVTEPTunnelsStateListener extends AsyncDataChangeListenerBase<Tunnels, HwVTEPTunnelsStateListener> {
  30     private static final Logger LOG = LoggerFactory.getLogger(HwVTEPTunnelsStateListener.class);
  31     private DataBroker dataBroker;
  32
  33     public HwVTEPTunnelsStateListener(DataBroker dataBroker) {
  34         super(Tunnels.class, HwVTEPTunnelsStateListener.class);
  35         this.dataBroker = dataBroker;
  36     }
  37
  38     @Override
  39     protected InstanceIdentifier<Tunnels> getWildCardPath() {
  40         return InstanceIdentifier.builder(NetworkTopology.class).child(Topology.class)
  41                 .child(Node.class).augmentation(PhysicalSwitchAugmentation.class).child(Tunnels.class).build();
  42     }
  43
  44     @Override
  45     protected DataChangeListener getDataChangeListener() {
  46         return HwVTEPTunnelsStateListener.this;
  47     }
  48
  49     @Override
  50     protected AsyncDataBroker.DataChangeScope getDataChangeScope() {
  51         return AsyncDataBroker.DataChangeScope.BASE;
  52     }
  53
  54     @Override
  55     protected void remove(InstanceIdentifier<Tunnels> identifier, Tunnels tunnelOld) {
  56         LOG.info("Received Remove DataChange Notification for identifier: {}, physicalSwitchAugmentation: {}",
  57                 identifier, tunnelOld);
  58     }
  59
  60     @Override
  61     protected void update(InstanceIdentifier<Tunnels> identifier, Tunnels tunnelOld,
  62                           Tunnels tunnelNew) {
  63         LOG.info("Received Update Tunnel Update Notification for identifier: {}", identifier);
  64         DataStoreJobCoordinator jobCoordinator = DataStoreJobCoordinator.getInstance();
  65         RendererStateUpdateWorker rendererStateUpdateWorker = new RendererStateUpdateWorker(identifier, tunnelNew, tunnelOld);
  66         jobCoordinator.enqueueJob(tunnelNew.getTunnelUuid().getValue(), rendererStateUpdateWorker);
  67     }
  68
  69     @Override
  70     protected void add(InstanceIdentifier<Tunnels> identifier, Tunnels tunnelNew) {
  71         LOG.info("Received Add DataChange Notification for identifier: {}, tunnels: {}",
  72                 identifier, tunnelNew);
  73         DataStoreJobCoordinator jobCoordinator = DataStoreJobCoordinator.getInstance();
  74         RendererStateAddWorker rendererStateAddWorker = new RendererStateAddWorker(identifier, tunnelNew);
  75         jobCoordinator.enqueueJob(tunnelNew.getTunnelUuid().getValue(), rendererStateAddWorker);
  76     }
  77
  78     private class RendererStateUpdateWorker implements Callable<List<ListenableFuture<Void>>> {
  79         InstanceIdentifier<Tunnels> instanceIdentifier;
  80         Tunnels tunnelsNew;
  81         Tunnels tunnelsOld;
  82
  83         public RendererStateUpdateWorker(InstanceIdentifier<Tunnels> instanceIdentifier,
  84                                          Tunnels tunnelsNew, Tunnels tunnelsOld) {
  85             this.instanceIdentifier = instanceIdentifier;
  86             this.tunnelsNew = tunnelsNew;
  87             this.tunnelsOld = tunnelsOld;
  88         }
  89
  90         @Override
  91         public List<ListenableFuture<Void>> call() throws Exception {
  92             // If another renderer(for eg : CSS) needs to be supported, check can be performed here
  93             // to call the respective helpers.
  94             return HwVTEPInterfaceStateUpdateHelper.updatePhysicalSwitch(dataBroker,
  95                     instanceIdentifier, tunnelsOld, tunnelsNew);
  96         }
  97     }
  98
  99     private class RendererStateAddWorker implements Callable<List<ListenableFuture<Void>>> {
 100         InstanceIdentifier<Tunnels> instanceIdentifier;
 101         Tunnels tunnelsNew;
 102
 103         public RendererStateAddWorker(InstanceIdentifier<Tunnels> instanceIdentifier,
 104                                          Tunnels tunnelsNew) {
 105             this.instanceIdentifier = instanceIdentifier;
 106             this.tunnelsNew = tunnelsNew;
 107         }
 108
 109         @Override
 110         public List<ListenableFuture<Void>> call() throws Exception {
 111             // If another renderer(for eg : CSS) needs to be supported, check can be performed here
 112             // to call the respective helpers.
 113             return HwVTEPInterfaceStateUpdateHelper.startBfdMonitoring(dataBroker, instanceIdentifier, tunnelsNew);
 114         }
 115     }
 116 }