interfacemanager/interfacemanager-impl/src/main/java/org/opendaylight/genius/interfacemanager/listeners/InterfaceTopologyStateListener.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.genius.interfacemanager.listeners;
   9
  10 import com.google.common.util.concurrent.ListenableFuture;
  11 import java.util.List;
  12 import java.util.concurrent.Callable;
  13 import javax.inject.Inject;
  14 import javax.inject.Singleton;
  15 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  16 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  17 import org.opendaylight.genius.datastoreutils.AsyncDataTreeChangeListenerBase;
  18 import org.opendaylight.genius.datastoreutils.DataStoreJobCoordinator;
  19 import org.opendaylight.genius.interfacemanager.IfmConstants;
  20 import org.opendaylight.genius.interfacemanager.renderer.ovs.statehelpers.OvsInterfaceTopologyStateAddHelper;
  21 import org.opendaylight.genius.interfacemanager.renderer.ovs.statehelpers.OvsInterfaceTopologyStateRemoveHelper;
  22 import org.opendaylight.genius.interfacemanager.renderer.ovs.statehelpers.OvsInterfaceTopologyStateUpdateHelper;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.DatapathId;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.OvsdbBridgeAugmentation;
  25 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NetworkTopology;
  26 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.Topology;
  27 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
  28 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  29 import org.slf4j.Logger;
  30 import org.slf4j.LoggerFactory;
  31
  32 @Singleton
  33 public class InterfaceTopologyStateListener extends AsyncDataTreeChangeListenerBase<OvsdbBridgeAugmentation, InterfaceTopologyStateListener> {
  34     private static final Logger LOG = LoggerFactory.getLogger(InterfaceTopologyStateListener.class);
  35     private final DataBroker dataBroker;
  36
  37     @Inject
  38     public InterfaceTopologyStateListener(final DataBroker dataBroker) {
  39         super(OvsdbBridgeAugmentation.class, InterfaceTopologyStateListener.class);
  40         this.dataBroker = dataBroker;
  41         this.registerListener(LogicalDatastoreType.OPERATIONAL, dataBroker);
  42     }
  43
  44     @Override
  45     protected InstanceIdentifier<OvsdbBridgeAugmentation> getWildCardPath() {
  46         return InstanceIdentifier.builder(NetworkTopology.class).child(Topology.class)
  47                 .child(Node.class).augmentation(OvsdbBridgeAugmentation.class).build();
  48     }
  49
  50     @Override
  51     protected InterfaceTopologyStateListener getDataTreeChangeListener() {
  52         return InterfaceTopologyStateListener.this;
  53     }
  54
  55     @Override
  56     protected void remove(InstanceIdentifier<OvsdbBridgeAugmentation> identifier, OvsdbBridgeAugmentation bridgeOld) {
  57         LOG.debug("Received Remove DataChange Notification for identifier: {}, ovsdbBridgeAugmentation: {}",
  58                 identifier, bridgeOld);
  59         DataStoreJobCoordinator jobCoordinator = DataStoreJobCoordinator.getInstance();
  60         RendererStateRemoveWorker rendererStateRemoveWorker = new RendererStateRemoveWorker(identifier, bridgeOld);
  61         jobCoordinator.enqueueJob(bridgeOld.getBridgeName().getValue(), rendererStateRemoveWorker, IfmConstants.JOB_MAX_RETRIES);
  62     }
  63
  64     @Override
  65     protected void update(InstanceIdentifier<OvsdbBridgeAugmentation> identifier, OvsdbBridgeAugmentation bridgeOld,
  66                           OvsdbBridgeAugmentation bridgeNew) {
  67         LOG.debug("Received Update DataChange Notification for identifier: {}, ovsdbBridgeAugmentation old: {}, new: {}.",
  68                 identifier, bridgeOld, bridgeNew);
  69         DatapathId oldDpid = bridgeOld.getDatapathId();
  70         DatapathId newDpid = bridgeNew.getDatapathId();
  71         if(oldDpid == null && newDpid != null){
  72             DataStoreJobCoordinator jobCoordinator = DataStoreJobCoordinator.getInstance();
  73             RendererStateAddWorker rendererStateAddWorker = new RendererStateAddWorker(identifier, bridgeNew);
  74             jobCoordinator.enqueueJob(bridgeNew.getBridgeName().getValue(), rendererStateAddWorker, IfmConstants.JOB_MAX_RETRIES);
  75         } else if(oldDpid != null && !oldDpid.equals(newDpid)){
  76             DataStoreJobCoordinator jobCoordinator = DataStoreJobCoordinator.getInstance();
  77             RendererStateUpdateWorker rendererStateAddWorker = new RendererStateUpdateWorker(identifier, bridgeNew, bridgeOld);
  78             jobCoordinator.enqueueJob(bridgeNew.getBridgeName().getValue(), rendererStateAddWorker, IfmConstants.JOB_MAX_RETRIES);
  79         }
  80     }
  81
  82     @Override
  83     protected void add(InstanceIdentifier<OvsdbBridgeAugmentation> identifier, OvsdbBridgeAugmentation bridgeNew) {
  84         LOG.debug("Received Add DataChange Notification for identifier: {}, ovsdbBridgeAugmentation: {}",
  85                 identifier, bridgeNew);
  86         DataStoreJobCoordinator jobCoordinator = DataStoreJobCoordinator.getInstance();
  87         RendererStateAddWorker rendererStateAddWorker = new RendererStateAddWorker(identifier, bridgeNew);
  88         jobCoordinator.enqueueJob(bridgeNew.getBridgeName().getValue(), rendererStateAddWorker, IfmConstants.JOB_MAX_RETRIES);
  89     }
  90
  91     private class RendererStateAddWorker implements Callable<List<ListenableFuture<Void>>> {
  92         InstanceIdentifier<OvsdbBridgeAugmentation> instanceIdentifier;
  93         OvsdbBridgeAugmentation bridgeNew;
  94
  95
  96         public RendererStateAddWorker(InstanceIdentifier<OvsdbBridgeAugmentation> instanceIdentifier,
  97                                       OvsdbBridgeAugmentation bridgeNew) {
  98             this.instanceIdentifier = instanceIdentifier;
  99             this.bridgeNew = bridgeNew;
 100         }
 101
 102         @Override
 103         public List<ListenableFuture<Void>> call() {
 104             // If another renderer(for eg : CSS) needs to be supported, check can be performed here
 105             // to call the respective helpers.
 106             return OvsInterfaceTopologyStateAddHelper.addPortToBridge(instanceIdentifier,
 107                     bridgeNew, dataBroker);
 108         }
 109     }
 110
 111     private class RendererStateRemoveWorker implements Callable<List<ListenableFuture<Void>>> {
 112         InstanceIdentifier<OvsdbBridgeAugmentation> instanceIdentifier;
 113         OvsdbBridgeAugmentation bridgeNew;
 114
 115
 116         public RendererStateRemoveWorker(InstanceIdentifier<OvsdbBridgeAugmentation> instanceIdentifier,
 117                                          OvsdbBridgeAugmentation bridgeNew) {
 118             this.instanceIdentifier = instanceIdentifier;
 119             this.bridgeNew = bridgeNew;
 120         }
 121
 122         @Override
 123         public List<ListenableFuture<Void>> call() {
 124             // If another renderer(for eg : CSS) needs to be supported, check can be performed here
 125             // to call the respective helpers.
 126             return OvsInterfaceTopologyStateRemoveHelper.removePortFromBridge(instanceIdentifier,
 127                     bridgeNew, dataBroker);
 128         }
 129     }
 130     private class RendererStateUpdateWorker implements Callable<List<ListenableFuture<Void>>> {
 131         InstanceIdentifier<OvsdbBridgeAugmentation> instanceIdentifier;
 132         OvsdbBridgeAugmentation bridgeNew;
 133         OvsdbBridgeAugmentation bridgeOld;
 134
 135
 136         public RendererStateUpdateWorker(InstanceIdentifier<OvsdbBridgeAugmentation> instanceIdentifier,
 137                                          OvsdbBridgeAugmentation bridgeNew, OvsdbBridgeAugmentation bridgeOld) {
 138             this.instanceIdentifier = instanceIdentifier;
 139             this.bridgeNew = bridgeNew;
 140             this.bridgeOld = bridgeOld;
 141         }
 142
 143         @Override
 144         public List<ListenableFuture<Void>> call() {
 145             // If another renderer(for eg : CSS) needs to be supported, check can be performed here
 146             // to call the respective helpers.
 147             return OvsInterfaceTopologyStateUpdateHelper.updateBridgeRefEntry(instanceIdentifier,
 148                     bridgeNew, bridgeOld, dataBroker);
 149         }
 150     }
 151 }