2 * Copyright (c) 2018 AT&T Intellectual Property. All rights reserved.
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
8 package org.opendaylight.protocol.bgp.mvpn.impl;
10 import static com.google.common.base.Verify.verify;
12 import io.netty.buffer.ByteBuf;
13 import io.netty.buffer.Unpooled;
14 import java.util.Collection;
15 import java.util.Collections;
16 import java.util.List;
17 import java.util.Optional;
18 import java.util.stream.Collectors;
19 import org.opendaylight.mdsal.binding.dom.codec.api.BindingNormalizedNodeSerializer;
20 import org.opendaylight.protocol.bgp.mvpn.impl.nlri.Ipv6NlriHandler;
21 import org.opendaylight.protocol.bgp.parser.spi.PathIdUtil;
22 import org.opendaylight.protocol.util.ByteArray;
23 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev180329.destination.DestinationType;
24 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.mvpn.ipv6.rev180417.MvpnDestination;
25 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.mvpn.ipv6.rev180417.bgp.rib.rib.loc.rib.tables.routes.MvpnRoutesIpv6Case;
26 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.mvpn.ipv6.rev180417.mvpn.destination.MvpnDestinationBuilder;
27 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.mvpn.ipv6.rev180417.mvpn.routes.ipv6.MvpnRoutesIpv6;
28 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.mvpn.ipv6.rev180417.mvpn.routes.ipv6.MvpnRoutesIpv6Builder;
29 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.mvpn.ipv6.rev180417.update.attributes.mp.reach.nlri.advertized.routes.destination.type.DestinationMvpnIpv6AdvertizedCaseBuilder;
30 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.mvpn.ipv6.rev180417.update.attributes.mp.reach.nlri.advertized.routes.destination.type.destination.mvpn.ipv6.advertized._case.DestinationMvpn;
31 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.mvpn.ipv6.rev180417.update.attributes.mp.reach.nlri.advertized.routes.destination.type.destination.mvpn.ipv6.advertized._case.DestinationMvpnBuilder;
32 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.mvpn.ipv6.rev180417.update.attributes.mp.unreach.nlri.withdrawn.routes.destination.type.DestinationMvpnIpv6WithdrawnCaseBuilder;
33 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.mvpn.rev200120.mvpn.routes.MvpnRoute;
34 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev180329.rib.tables.Routes;
35 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev200120.Ipv6AddressFamily;
36 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifierWithPredicates;
37 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.PathArgument;
38 import org.opendaylight.yangtools.yang.data.api.schema.DataContainerChild;
39 import org.opendaylight.yangtools.yang.data.api.schema.DataContainerNode;
40 import org.opendaylight.yangtools.yang.data.api.schema.MapEntryNode;
41 import org.opendaylight.yangtools.yang.data.api.schema.UnkeyedListEntryNode;
44 * Ipv6 Mvpn RIBSupport.
46 * @author Claudio D. Gasparini
48 final class MvpnIpv6RIBSupport extends AbstractMvpnRIBSupport<MvpnRoutesIpv6Case, MvpnRoutesIpv6> {
49 private static final MvpnRoutesIpv6 EMPTY_CONTAINER = new MvpnRoutesIpv6Builder()
50 .setMvpnRoute(Collections.emptyList()).build();
51 private static MvpnIpv6RIBSupport SINGLETON;
53 private MvpnIpv6RIBSupport(final BindingNormalizedNodeSerializer mappingService) {
55 MvpnRoutesIpv6Case.class,
57 Ipv6AddressFamily.class,
58 DestinationMvpn.QNAME,
59 MvpnDestination.QNAME);
62 static synchronized MvpnIpv6RIBSupport getInstance(final BindingNormalizedNodeSerializer mappingService) {
63 if (SINGLETON == null) {
64 SINGLETON = new MvpnIpv6RIBSupport(mappingService);
69 private List<org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.mvpn.ipv6.rev180417.mvpn
70 .destination.MvpnDestination> extractRoutes(final Collection<MapEntryNode> routes) {
71 return routes.stream().map(this::extractDestination).collect(Collectors.toList());
74 private org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.mvpn.ipv6.rev180417.mvpn
75 .destination.MvpnDestination extractDestination(final DataContainerNode<? extends PathArgument> mvpnDest) {
76 return new MvpnDestinationBuilder()
77 .setMvpnChoice(extractMvpnChoice(mvpnDest))
78 .setPathId(PathIdUtil.buildPathId(mvpnDest, routePathIdNid()))
83 protected DestinationType buildDestination(final Collection<MapEntryNode> routes) {
84 return new DestinationMvpnIpv6AdvertizedCaseBuilder().setDestinationMvpn(
85 new DestinationMvpnBuilder().setMvpnDestination(extractRoutes(routes)).build()).build();
89 protected DestinationType buildWithdrawnDestination(final Collection<MapEntryNode> routes) {
90 return new DestinationMvpnIpv6WithdrawnCaseBuilder().setDestinationMvpn(
91 new org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.mvpn.ipv6.rev180417.update
92 .attributes.mp.unreach.nlri.withdrawn.routes.destination.type.destination.mvpn.ipv6
93 .withdrawn._case.DestinationMvpnBuilder().setMvpnDestination(extractRoutes(routes))
98 public MvpnRoutesIpv6 emptyRoutesContainer() {
99 return EMPTY_CONTAINER;
103 public NodeIdentifierWithPredicates createRouteKey(final UnkeyedListEntryNode mvpn) {
104 final ByteBuf buffer = Unpooled.buffer();
105 final org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.mvpn.ipv6.rev180417.mvpn.destination
106 .MvpnDestination dest = extractDestination(mvpn);
107 Ipv6NlriHandler.serializeNlri(Collections.singletonList(dest), buffer);
108 final Optional<DataContainerChild<? extends PathArgument, ?>> maybePathIdLeaf =
109 mvpn.getChild(routePathIdNid());
110 return PathIdUtil.createNidKey(routeQName(), routeKeyTemplate(),
111 ByteArray.encodeBase64(buffer), maybePathIdLeaf);
115 public List<MvpnRoute> extractAdjRibInRoutes(final Routes routes) {
116 verify(routes instanceof org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.mvpn.ipv6
117 .rev180417.bgp.rib.rib.peer.adj.rib.in.tables.routes.MvpnRoutesIpv6Case, "Unrecognized routes %s", routes);
118 return ((org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.mvpn.ipv6.rev180417
119 .bgp.rib.rib.peer.adj.rib.in.tables.routes.MvpnRoutesIpv6Case) routes).getMvpnRoutesIpv6()