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.HwVTEPInterfaceStateRemoveHelper;
  17 import org.opendaylight.vpnservice.interfacemgr.renderer.hwvtep.statehelpers.HwVTEPInterfaceStateUpdateHelper;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.PhysicalSwitchAugmentation;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.physical._switch.attributes.Tunnels;
  20 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NetworkTopology;
  21 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.Topology;
  22 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
  23 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  24 import org.slf4j.Logger;
  25 import org.slf4j.LoggerFactory;
  26
  27 import java.util.List;
  28 import java.util.concurrent.Callable;
  29
  30 public class HwVTEPTunnelsStateListener extends AsyncDataChangeListenerBase<Tunnels, HwVTEPTunnelsStateListener> {
  31     private static final Logger LOG = LoggerFactory.getLogger(HwVTEPTunnelsStateListener.class);
  32     private DataBroker dataBroker;
  33
  34     public HwVTEPTunnelsStateListener(DataBroker dataBroker) {
  35         super(Tunnels.class, HwVTEPTunnelsStateListener.class);
  36         this.dataBroker = dataBroker;
  37     }
  38
  39     @Override
  40     protected InstanceIdentifier<Tunnels> getWildCardPath() {
  41         return InstanceIdentifier.builder(NetworkTopology.class).child(Topology.class)
  42                 .child(Node.class).augmentation(PhysicalSwitchAugmentation.class).child(Tunnels.class).build();
  43     }
  44
  45     @Override
  46     protected DataChangeListener getDataChangeListener() {
  47         return HwVTEPTunnelsStateListener.this;
  48     }
  49
  50     @Override
  51     protected AsyncDataBroker.DataChangeScope getDataChangeScope() {
  52         return AsyncDataBroker.DataChangeScope.BASE;
  53     }
  54
  55     @Override
  56     protected void remove(InstanceIdentifier<Tunnels> identifier, Tunnels tunnel) {
  57         LOG.debug("Received Remove DataChange Notification for identifier: {}, physicalSwitchAugmentation: {}",
  58                 identifier, tunnel);
  59         DataStoreJobCoordinator jobCoordinator = DataStoreJobCoordinator.getInstance();
  60         RendererStateRemoveWorker rendererStateRemoveWorker = new RendererStateRemoveWorker(identifier, tunnel);
  61         jobCoordinator.enqueueJob(tunnel.getTunnelUuid().getValue(), rendererStateRemoveWorker);
  62     }
  63
  64     @Override
  65     protected void update(InstanceIdentifier<Tunnels> identifier, Tunnels tunnelOld,
  66                           Tunnels tunnelNew) {
  67         LOG.debug("Received Update Tunnel Update Notification for identifier: {}", identifier);
  68         DataStoreJobCoordinator jobCoordinator = DataStoreJobCoordinator.getInstance();
  69         RendererStateUpdateWorker rendererStateUpdateWorker = new RendererStateUpdateWorker(identifier, tunnelNew, tunnelOld);
  70         jobCoordinator.enqueueJob(tunnelNew.getTunnelUuid().getValue(), rendererStateUpdateWorker);
  71     }
  72
  73     @Override
  74     protected void add(InstanceIdentifier<Tunnels> identifier, Tunnels tunnelNew) {
  75         LOG.debug("Received Add DataChange Notification for identifier: {}, tunnels: {}",
  76                 identifier, tunnelNew);
  77         DataStoreJobCoordinator jobCoordinator = DataStoreJobCoordinator.getInstance();
  78         RendererStateAddWorker rendererStateAddWorker = new RendererStateAddWorker(identifier, tunnelNew);
  79         jobCoordinator.enqueueJob(tunnelNew.getTunnelUuid().getValue(), rendererStateAddWorker);
  80     }
  81
  82     private class RendererStateUpdateWorker implements Callable<List<ListenableFuture<Void>>> {
  83         InstanceIdentifier<Tunnels> instanceIdentifier;
  84         Tunnels tunnelsNew;
  85         Tunnels tunnelsOld;
  86
  87         public RendererStateUpdateWorker(InstanceIdentifier<Tunnels> instanceIdentifier,
  88                                          Tunnels tunnelsNew, Tunnels tunnelsOld) {
  89             this.instanceIdentifier = instanceIdentifier;
  90             this.tunnelsNew = tunnelsNew;
  91             this.tunnelsOld = tunnelsOld;
  92         }
  93
  94         @Override
  95         public List<ListenableFuture<Void>> call() throws Exception {
  96             // If another renderer(for eg : CSS) needs to be supported, check can be performed here
  97             // to call the respective helpers.
  98             return HwVTEPInterfaceStateUpdateHelper.updatePhysicalSwitch(dataBroker,
  99                     instanceIdentifier, tunnelsOld, tunnelsNew);
 100         }
 101     }
 102
 103     private class RendererStateAddWorker implements Callable<List<ListenableFuture<Void>>> {
 104         InstanceIdentifier<Tunnels> instanceIdentifier;
 105         Tunnels tunnelsNew;
 106
 107         public RendererStateAddWorker(InstanceIdentifier<Tunnels> instanceIdentifier,
 108                                          Tunnels tunnelsNew) {
 109             this.instanceIdentifier = instanceIdentifier;
 110             this.tunnelsNew = tunnelsNew;
 111         }
 112
 113         @Override
 114         public List<ListenableFuture<Void>> call() throws Exception {
 115             // If another renderer(for eg : CSS) needs to be supported, check can be performed here
 116             // to call the respective helpers.
 117             return HwVTEPInterfaceStateUpdateHelper.startBfdMonitoring(dataBroker, instanceIdentifier, tunnelsNew);
 118         }
 119     }
 120
 121     private class RendererStateRemoveWorker implements Callable<List<ListenableFuture<Void>>> {
 122         InstanceIdentifier<Tunnels> instanceIdentifier;
 123         Tunnels tunnel;
 124
 125         public RendererStateRemoveWorker(InstanceIdentifier<Tunnels> instanceIdentifier,
 126                                       Tunnels tunnel) {
 127             this.instanceIdentifier = instanceIdentifier;
 128             this.tunnel = tunnel;
 129         }
 130
 131         @Override
 132         public List<ListenableFuture<Void>> call() throws Exception {
 133             // If another renderer(for eg : CSS) needs to be supported, check can be performed here
 134             // to call the respective helpers.
 135             return HwVTEPInterfaceStateRemoveHelper.removeExternalTunnel(dataBroker, instanceIdentifier);
 136         }
 137     }
 138 }