interfacemanager/interfacemanager-impl/src/main/java/org/opendaylight/genius/interfacemanager/renderer/hwvtep/confighelpers/HwVTEPInterfaceConfigUpdateHelper.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.renderer.hwvtep.confighelpers;
   9
  10 import static org.opendaylight.genius.infra.Datastore.CONFIGURATION;
  11 import static org.opendaylight.mdsal.binding.api.WriteTransaction.CREATE_MISSING_PARENTS;
  12
  13 import com.google.common.util.concurrent.ListenableFuture;
  14 import java.util.ArrayList;
  15 import java.util.Collections;
  16 import java.util.List;
  17 import org.opendaylight.genius.infra.ManagedNewTransactionRunner;
  18 import org.opendaylight.genius.interfacemanager.renderer.hwvtep.utilities.SouthboundUtils;
  19 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.Interface;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.genius.interfacemanager.rev160406.IfTunnel;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.HwvtepPhysicalLocatorRef;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.physical._switch.attributes.Tunnels;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.physical._switch.attributes.TunnelsBuilder;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.physical._switch.attributes.TunnelsKey;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.tunnel.attributes.BfdParams;
  26 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
  27 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.node.TerminationPoint;
  28 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  29 import org.slf4j.Logger;
  30 import org.slf4j.LoggerFactory;
  31
  32 public final class HwVTEPInterfaceConfigUpdateHelper {
  33     private static final Logger LOG = LoggerFactory.getLogger(HwVTEPInterfaceConfigUpdateHelper.class);
  34
  35     private HwVTEPInterfaceConfigUpdateHelper() {
  36     }
  37
  38     public static List<ListenableFuture<Void>> updateConfiguration(ManagedNewTransactionRunner txRunner,
  39             InstanceIdentifier<Node> physicalSwitchNodeId, InstanceIdentifier<Node> globalNodeId,
  40             Interface interfaceNew, IfTunnel ifTunnel) {
  41         LOG.info("updating hwvtep configuration for {}", interfaceNew.getName());
  42
  43         // Create hwvtep through OVSDB plugin
  44         if (globalNodeId != null) {
  45             return updateBfdMonitoring(txRunner, globalNodeId, physicalSwitchNodeId, ifTunnel);
  46         } else {
  47             LOG.debug("specified physical switch is not connected {}", physicalSwitchNodeId);
  48             return Collections.emptyList();
  49         }
  50     }
  51
  52     /*
  53      * BFD monitoring interval and enable/disable attributes can be modified
  54      */
  55     public static List<ListenableFuture<Void>> updateBfdMonitoring(ManagedNewTransactionRunner txRunner,
  56             InstanceIdentifier<Node> globalNodeId, InstanceIdentifier<Node> physicalSwitchId, IfTunnel ifTunnel) {
  57         TunnelsBuilder tunnelsBuilder = new TunnelsBuilder();
  58         InstanceIdentifier<TerminationPoint> localTEPInstanceIdentifier = SouthboundUtils
  59                 .createTEPInstanceIdentifier(globalNodeId, ifTunnel.getTunnelSource());
  60         InstanceIdentifier<TerminationPoint> remoteTEPInstanceIdentifier = SouthboundUtils
  61                 .createTEPInstanceIdentifier(globalNodeId, ifTunnel.getTunnelDestination());
  62         InstanceIdentifier<Tunnels> tunnelsInstanceIdentifier = SouthboundUtils.createTunnelsInstanceIdentifier(
  63                 physicalSwitchId, localTEPInstanceIdentifier, remoteTEPInstanceIdentifier);
  64
  65         LOG.debug("updating bfd monitoring parameters for the hwvtep {}", tunnelsInstanceIdentifier);
  66         tunnelsBuilder.withKey(new TunnelsKey(new HwvtepPhysicalLocatorRef(localTEPInstanceIdentifier),
  67                 new HwvtepPhysicalLocatorRef(remoteTEPInstanceIdentifier)));
  68         List<BfdParams> bfdParams = new ArrayList<>();
  69         SouthboundUtils.fillBfdParameters(bfdParams, ifTunnel);
  70         tunnelsBuilder.setBfdParams(bfdParams);
  71         return Collections.singletonList(txRunner.callWithNewWriteOnlyTransactionAndSubmit(CONFIGURATION,
  72             tx -> tx.merge(tunnelsInstanceIdentifier, tunnelsBuilder.build(), CREATE_MISSING_PARENTS)));
  73     }
  74 }