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