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

   1 /*
   2  * Copyright (c) 2015 - 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.ovs.statehelpers.OvsInterfaceTopologyStateAddHelper;
  17 import org.opendaylight.vpnservice.interfacemgr.renderer.ovs.statehelpers.OvsInterfaceTopologyStateRemoveHelper;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.OvsdbBridgeAugmentation;
  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 InterfaceTopologyStateListener extends AsyncDataChangeListenerBase<OvsdbBridgeAugmentation, InterfaceTopologyStateListener> {
  30     private static final Logger LOG = LoggerFactory.getLogger(InterfaceTopologyStateListener.class);
  31     private DataBroker dataBroker;
  32
  33     public InterfaceTopologyStateListener(DataBroker dataBroker) {
  34         super(OvsdbBridgeAugmentation.class, InterfaceTopologyStateListener.class);
  35         this.dataBroker = dataBroker;
  36     }
  37
  38     @Override
  39     protected InstanceIdentifier<OvsdbBridgeAugmentation> getWildCardPath() {
  40         return InstanceIdentifier.builder(NetworkTopology.class).child(Topology.class)
  41                 .child(Node.class).augmentation(OvsdbBridgeAugmentation.class).build();
  42     }
  43
  44     @Override
  45     protected DataChangeListener getDataChangeListener() {
  46         return InterfaceTopologyStateListener.this;
  47     }
  48
  49     @Override
  50     protected AsyncDataBroker.DataChangeScope getDataChangeScope() {
  51         return AsyncDataBroker.DataChangeScope.ONE;
  52     }
  53
  54     @Override
  55     protected void remove(InstanceIdentifier<OvsdbBridgeAugmentation> identifier, OvsdbBridgeAugmentation bridgeOld) {
  56         LOG.debug("Received Remove DataChange Notification for identifier: {}, ovsdbBridgeAugmentation: {}",
  57                 identifier, bridgeOld);
  58         DataStoreJobCoordinator jobCoordinator = DataStoreJobCoordinator.getInstance();
  59         RendererStateRemoveWorker rendererStateRemoveWorker = new RendererStateRemoveWorker(identifier, bridgeOld);
  60         jobCoordinator.enqueueJob(bridgeOld.getBridgeName().getValue() + bridgeOld.getDatapathId(), rendererStateRemoveWorker);
  61     }
  62
  63     @Override
  64     protected void update(InstanceIdentifier<OvsdbBridgeAugmentation> identifier, OvsdbBridgeAugmentation bridgeOld,
  65                           OvsdbBridgeAugmentation bridgeNew) {
  66         LOG.debug("Received Update DataChange Notification for identifier: {}, ovsdbBridgeAugmentation old: {}, new: {}.",
  67                 identifier, bridgeOld, bridgeNew);
  68         if(bridgeOld.getDatapathId()== null && bridgeNew.getDatapathId()!= null){
  69             DataStoreJobCoordinator jobCoordinator = DataStoreJobCoordinator.getInstance();
  70             RendererStateAddWorker rendererStateAddWorker = new RendererStateAddWorker(identifier, bridgeNew);
  71             jobCoordinator.enqueueJob(bridgeNew.getBridgeName().getValue() + bridgeNew.getDatapathId(), rendererStateAddWorker);
  72         }
  73     }
  74
  75     @Override
  76     protected void add(InstanceIdentifier<OvsdbBridgeAugmentation> identifier, OvsdbBridgeAugmentation bridgeNew) {
  77         LOG.debug("Received Add DataChange Notification for identifier: {}, ovsdbBridgeAugmentation: {}",
  78                 identifier, bridgeNew);
  79         DataStoreJobCoordinator jobCoordinator = DataStoreJobCoordinator.getInstance();
  80         RendererStateAddWorker rendererStateAddWorker = new RendererStateAddWorker(identifier, bridgeNew);
  81         jobCoordinator.enqueueJob(bridgeNew.getBridgeName().getValue() + bridgeNew.getDatapathId(), rendererStateAddWorker);
  82     }
  83
  84     private class RendererStateAddWorker implements Callable<List<ListenableFuture<Void>>> {
  85         InstanceIdentifier<OvsdbBridgeAugmentation> instanceIdentifier;
  86         OvsdbBridgeAugmentation bridgeNew;
  87
  88
  89         public RendererStateAddWorker(InstanceIdentifier<OvsdbBridgeAugmentation> instanceIdentifier,
  90                                       OvsdbBridgeAugmentation bridgeNew) {
  91             this.instanceIdentifier = instanceIdentifier;
  92             this.bridgeNew = bridgeNew;
  93         }
  94
  95         @Override
  96         public List<ListenableFuture<Void>> call() throws Exception {
  97             // If another renderer(for eg : CSS) needs to be supported, check can be performed here
  98             // to call the respective helpers.
  99             return OvsInterfaceTopologyStateAddHelper.addPortToBridge(instanceIdentifier,
 100                     bridgeNew, dataBroker);
 101         }
 102     }
 103
 104     private class RendererStateRemoveWorker implements Callable<List<ListenableFuture<Void>>> {
 105         InstanceIdentifier<OvsdbBridgeAugmentation> instanceIdentifier;
 106         OvsdbBridgeAugmentation bridgeNew;
 107
 108
 109         public RendererStateRemoveWorker(InstanceIdentifier<OvsdbBridgeAugmentation> instanceIdentifier,
 110                                          OvsdbBridgeAugmentation bridgeNew) {
 111             this.instanceIdentifier = instanceIdentifier;
 112             this.bridgeNew = bridgeNew;
 113         }
 114
 115         @Override
 116         public List<ListenableFuture<Void>> call() throws Exception {
 117             // If another renderer(for eg : CSS) needs to be supported, check can be performed here
 118             // to call the respective helpers.
 119             return OvsInterfaceTopologyStateRemoveHelper.removePortFromBridge(instanceIdentifier,
 120                     bridgeNew, dataBroker);
 121         }
 122     }
 123 }