interfacemanager/interfacemanager-impl/src/main/java/org/opendaylight/genius/interfacemanager/listeners/InterfaceTopologyStateListener.java

   1 /*
   2  * Copyright (c) 2016, 2017 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.AsyncClusteredDataTreeChangeListenerBase;
  18 import org.opendaylight.genius.interfacemanager.IfmConstants;
  19 import org.opendaylight.genius.interfacemanager.InterfacemgrProvider;
  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.genius.utils.clustering.EntityOwnershipUtils;
  24 import org.opendaylight.infrautils.jobcoordinator.JobCoordinator;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.DatapathId;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.rev150105.OvsdbBridgeAugmentation;
  27 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NetworkTopology;
  28 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.Topology;
  29 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
  30 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  31 import org.slf4j.Logger;
  32 import org.slf4j.LoggerFactory;
  33
  34 @Singleton
  35 public class InterfaceTopologyStateListener
  36         extends AsyncClusteredDataTreeChangeListenerBase<OvsdbBridgeAugmentation, InterfaceTopologyStateListener> {
  37     private static final Logger LOG = LoggerFactory.getLogger(InterfaceTopologyStateListener.class);
  38     private final DataBroker dataBroker;
  39     private final InterfacemgrProvider interfaceMgrProvider;
  40     private final EntityOwnershipUtils entityOwnershipUtils;
  41     private final JobCoordinator coordinator;
  42     private final OvsInterfaceTopologyStateUpdateHelper ovsInterfaceTopologyStateUpdateHelper;
  43
  44     @Inject
  45     public InterfaceTopologyStateListener(final DataBroker dataBroker, final InterfacemgrProvider interfaceMgrProvider,
  46             final EntityOwnershipUtils entityOwnershipUtils, final JobCoordinator coordinator) {
  47         super(OvsdbBridgeAugmentation.class, InterfaceTopologyStateListener.class);
  48         this.dataBroker = dataBroker;
  49         this.interfaceMgrProvider = interfaceMgrProvider;
  50         this.entityOwnershipUtils = entityOwnershipUtils;
  51         this.coordinator = coordinator;
  52         this.ovsInterfaceTopologyStateUpdateHelper = new OvsInterfaceTopologyStateUpdateHelper(dataBroker,
  53                 entityOwnershipUtils, coordinator);
  54         this.registerListener(LogicalDatastoreType.OPERATIONAL, dataBroker);
  55     }
  56
  57     @Override
  58     protected InstanceIdentifier<OvsdbBridgeAugmentation> getWildCardPath() {
  59         return InstanceIdentifier.builder(NetworkTopology.class).child(Topology.class).child(Node.class)
  60                 .augmentation(OvsdbBridgeAugmentation.class).build();
  61     }
  62
  63     @Override
  64     protected InterfaceTopologyStateListener getDataTreeChangeListener() {
  65         return InterfaceTopologyStateListener.this;
  66     }
  67
  68     private void runOnlyInOwnerNode(String jobDesc, Runnable job) {
  69         entityOwnershipUtils.runOnlyInOwnerNode(IfmConstants.INTERFACE_CONFIG_ENTITY,
  70                 IfmConstants.INTERFACE_CONFIG_ENTITY, coordinator, jobDesc, job);
  71     }
  72
  73     @Override
  74     protected void remove(InstanceIdentifier<OvsdbBridgeAugmentation> identifier, OvsdbBridgeAugmentation bridgeOld) {
  75         LOG.debug("Received Remove DataChange Notification for identifier: {}, ovsdbBridgeAugmentation: {}",
  76                 identifier, bridgeOld);
  77
  78         InstanceIdentifier<Node> nodeIid = identifier.firstIdentifierOf(Node.class);
  79         interfaceMgrProvider.removeBridgeForNodeIid(nodeIid);
  80
  81         runOnlyInOwnerNode("OVSDB bridge removed", () -> {
  82             RendererStateRemoveWorker rendererStateRemoveWorker = new RendererStateRemoveWorker(identifier, bridgeOld);
  83             coordinator.enqueueJob(bridgeOld.getBridgeName().getValue(), rendererStateRemoveWorker,
  84                 IfmConstants.JOB_MAX_RETRIES);
  85         });
  86     }
  87
  88     @Override
  89     protected void update(InstanceIdentifier<OvsdbBridgeAugmentation> identifier, OvsdbBridgeAugmentation bridgeOld,
  90             OvsdbBridgeAugmentation bridgeNew) {
  91         LOG.debug(
  92                 "Received Update DataChange Notification for identifier: {}, ovsdbBridgeAugmentation old: {}, new: {}.",
  93                 identifier, bridgeOld, bridgeNew);
  94
  95         InstanceIdentifier<Node> nodeIid = identifier.firstIdentifierOf(Node.class);
  96         interfaceMgrProvider.addBridgeForNodeIid(nodeIid, bridgeNew);
  97
  98         runOnlyInOwnerNode("OVSDB bridge updated", () -> {
  99             DatapathId oldDpid = bridgeOld.getDatapathId();
 100             DatapathId newDpid = bridgeNew.getDatapathId();
 101             if (oldDpid == null && newDpid != null) {
 102                 RendererStateAddWorker rendererStateAddWorker = new RendererStateAddWorker(identifier, bridgeNew);
 103                 coordinator.enqueueJob(bridgeNew.getBridgeName().getValue(), rendererStateAddWorker,
 104                         IfmConstants.JOB_MAX_RETRIES);
 105             } else if (oldDpid != null && !oldDpid.equals(newDpid)) {
 106                 RendererStateUpdateWorker rendererStateAddWorker = new RendererStateUpdateWorker(identifier, bridgeNew,
 107                         bridgeOld);
 108                 coordinator.enqueueJob(bridgeNew.getBridgeName().getValue(), rendererStateAddWorker,
 109                         IfmConstants.JOB_MAX_RETRIES);
 110             }
 111         });
 112     }
 113
 114     @Override
 115     protected void add(InstanceIdentifier<OvsdbBridgeAugmentation> identifier, OvsdbBridgeAugmentation bridgeNew) {
 116         LOG.debug("Received Add DataChange Notification for identifier: {}, ovsdbBridgeAugmentation: {}",
 117                 identifier, bridgeNew);
 118
 119         InstanceIdentifier<Node> nodeIid = identifier.firstIdentifierOf(Node.class);
 120         interfaceMgrProvider.addBridgeForNodeIid(nodeIid, bridgeNew);
 121
 122         runOnlyInOwnerNode("OVSDB bridge added", () -> {
 123             RendererStateAddWorker rendererStateAddWorker = new RendererStateAddWorker(identifier, bridgeNew);
 124             coordinator.enqueueJob(bridgeNew.getBridgeName().getValue(), rendererStateAddWorker,
 125                 IfmConstants.JOB_MAX_RETRIES);
 126         });
 127     }
 128
 129     private class RendererStateAddWorker implements Callable<List<ListenableFuture<Void>>> {
 130         InstanceIdentifier<OvsdbBridgeAugmentation> instanceIdentifier;
 131         OvsdbBridgeAugmentation bridgeNew;
 132
 133         RendererStateAddWorker(InstanceIdentifier<OvsdbBridgeAugmentation> instanceIdentifier,
 134                 OvsdbBridgeAugmentation bridgeNew) {
 135             this.instanceIdentifier = instanceIdentifier;
 136             this.bridgeNew = bridgeNew;
 137         }
 138
 139         @Override
 140         public List<ListenableFuture<Void>> call() {
 141             return OvsInterfaceTopologyStateAddHelper.addPortToBridge(instanceIdentifier, bridgeNew, dataBroker);
 142         }
 143     }
 144
 145     private class RendererStateRemoveWorker implements Callable<List<ListenableFuture<Void>>> {
 146         InstanceIdentifier<OvsdbBridgeAugmentation> instanceIdentifier;
 147         OvsdbBridgeAugmentation bridgeNew;
 148
 149         RendererStateRemoveWorker(InstanceIdentifier<OvsdbBridgeAugmentation> instanceIdentifier,
 150                 OvsdbBridgeAugmentation bridgeNew) {
 151             this.instanceIdentifier = instanceIdentifier;
 152             this.bridgeNew = bridgeNew;
 153         }
 154
 155         @Override
 156         public List<ListenableFuture<Void>> call() {
 157             return OvsInterfaceTopologyStateRemoveHelper.removePortFromBridge(instanceIdentifier, bridgeNew,
 158                     dataBroker);
 159         }
 160     }
 161
 162     private class RendererStateUpdateWorker implements Callable<List<ListenableFuture<Void>>> {
 163         InstanceIdentifier<OvsdbBridgeAugmentation> instanceIdentifier;
 164         OvsdbBridgeAugmentation bridgeNew;
 165         OvsdbBridgeAugmentation bridgeOld;
 166
 167         RendererStateUpdateWorker(InstanceIdentifier<OvsdbBridgeAugmentation> instanceIdentifier,
 168                 OvsdbBridgeAugmentation bridgeNew, OvsdbBridgeAugmentation bridgeOld) {
 169             this.instanceIdentifier = instanceIdentifier;
 170             this.bridgeNew = bridgeNew;
 171             this.bridgeOld = bridgeOld;
 172         }
 173
 174         @Override
 175         public List<ListenableFuture<Void>> call() {
 176             return ovsInterfaceTopologyStateUpdateHelper.updateBridgeRefEntry(instanceIdentifier, bridgeNew, bridgeOld);
 177         }
 178     }
 179 }