bgp/flowspec/src/main/java/org/opendaylight/protocol/bgp/flowspec/l3vpn/AbstractFlowspecL3vpnRIBSupport.java

   1 /*
   2  * Copyright (c) 2016 Brocade Communications Systems, Inc. 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.protocol.bgp.flowspec.l3vpn;
   9
  10 import static org.opendaylight.bgp.concepts.RouteDistinguisherUtil.extractRouteDistinguisher;
  11
  12 import com.google.common.collect.Iterables;
  13 import java.util.Collection;
  14 import javax.annotation.Nonnull;
  15
  16 import org.opendaylight.protocol.bgp.flowspec.AbstractFlowspecRIBSupport;
  17 import org.opendaylight.protocol.bgp.parser.spi.PathIdUtil;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.flowspec.rev150807.FlowspecL3vpnSubsequentAddressFamily;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.PathId;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.destination.DestinationType;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev130925.Route;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev130925.rib.tables.Routes;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.AddressFamily;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.RouteDistinguisher;
  25 import org.opendaylight.yangtools.yang.binding.DataObject;
  26 import org.opendaylight.yangtools.yang.common.QName;
  27 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifier;
  28 import org.opendaylight.yangtools.yang.data.api.schema.MapEntryNode;
  29
  30 public abstract class AbstractFlowspecL3vpnRIBSupport<T extends AbstractFlowspecL3vpnNlriParser> extends AbstractFlowspecRIBSupport<T> {
  31     private final NodeIdentifier routeDistinguisherNID;
  32
  33     protected AbstractFlowspecL3vpnRIBSupport(
  34         final Class<? extends Routes> cazeClass,
  35         final Class<? extends DataObject> containerClass,
  36         final Class<? extends Route> listClass,
  37         final QName dstContainerClassQName,
  38         final Class<? extends AddressFamily> afiClass,
  39         final T flowspecNlriParser
  40     ) {
  41         super(cazeClass, containerClass, listClass, afiClass, FlowspecL3vpnSubsequentAddressFamily.class, dstContainerClassQName, flowspecNlriParser);
  42         this.routeDistinguisherNID = new NodeIdentifier(QName.create(routeQName(), "route-distinguisher").intern());
  43     }
  44
  45     @Nonnull
  46     @Override
  47     protected DestinationType buildDestination(@Nonnull final Collection<MapEntryNode> routes) {
  48         final MapEntryNode routesCont = Iterables.getOnlyElement(routes);
  49         final PathId pathId = PathIdUtil.buildPathId(routesCont, routePathIdNid());
  50         final RouteDistinguisher rd = extractRouteDistinguisher(routesCont, this.routeDistinguisherNID);
  51         return this.nlriParser.createAdvertizedRoutesDestinationType(
  52             new Object[] {rd, this.nlriParser.extractFlowspec(routesCont)},
  53             pathId
  54         );
  55     }
  56
  57     @Nonnull
  58     @Override
  59     protected DestinationType buildWithdrawnDestination(@Nonnull final Collection<MapEntryNode> routes) {
  60         final MapEntryNode routesCont = Iterables.getOnlyElement(routes);
  61         final PathId pathId = PathIdUtil.buildPathId(routesCont, routePathIdNid());
  62             final RouteDistinguisher rd = extractRouteDistinguisher(routesCont, this.routeDistinguisherNID);
  63         return this.nlriParser.createWithdrawnDestinationType(
  64             new Object[] {rd, this.nlriParser.extractFlowspec(Iterables.getOnlyElement(routes))},
  65             pathId
  66         );
  67     }
  68 }