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.l3vpn.mcast;
10 import com.google.common.collect.ImmutableCollection;
11 import com.google.common.collect.ImmutableSet;
12 import java.util.Collection;
13 import java.util.List;
14 import java.util.Optional;
15 import java.util.stream.Collectors;
16 import org.opendaylight.bgp.concepts.RouteDistinguisherUtil;
17 import org.opendaylight.controller.md.sal.dom.api.DOMDataWriteTransaction;
18 import org.opendaylight.mdsal.binding.dom.codec.api.BindingNormalizedNodeSerializer;
19 import org.opendaylight.mdsal.binding.spec.reflect.BindingReflections;
20 import org.opendaylight.protocol.bgp.parser.spi.PathIdUtil;
21 import org.opendaylight.protocol.bgp.rib.spi.AbstractRIBSupport;
22 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.IpPrefix;
23 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.l3vpn.mcast.rev180417.L3vpnMcastRoutes;
24 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.l3vpn.mcast.rev180417.McastMplsLabeledVpnSubsequentAddressFamily;
25 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.l3vpn.mcast.rev180417.l3vpn.mcast.destination.L3vpnMcastDestination;
26 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.l3vpn.mcast.rev180417.l3vpn.mcast.destination.L3vpnMcastDestinationBuilder;
27 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.l3vpn.mcast.rev180417.l3vpn.mcast.routes.L3vpnMcastRoute;
28 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.l3vpn.mcast.rev180417.l3vpn.mcast.routes.L3vpnMcastRouteBuilder;
29 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.l3vpn.mcast.rev180417.l3vpn.mcast.routes.L3vpnMcastRouteKey;
30 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.PathId;
31 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.path.attributes.Attributes;
32 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev180329.rib.Tables;
33 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev180329.rib.tables.Routes;
34 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev180329.AddressFamily;
35 import org.opendaylight.yangtools.yang.binding.ChildOf;
36 import org.opendaylight.yangtools.yang.binding.ChoiceIn;
37 import org.opendaylight.yangtools.yang.binding.DataObject;
38 import org.opendaylight.yangtools.yang.common.QName;
39 import org.opendaylight.yangtools.yang.common.QNameModule;
40 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
41 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifier;
42 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifierWithPredicates;
43 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.PathArgument;
44 import org.opendaylight.yangtools.yang.data.api.schema.ContainerNode;
45 import org.opendaylight.yangtools.yang.data.api.schema.DataContainerChild;
46 import org.opendaylight.yangtools.yang.data.api.schema.DataContainerNode;
47 import org.opendaylight.yangtools.yang.data.api.schema.MapEntryNode;
48 import org.opendaylight.yangtools.yang.data.api.schema.UnkeyedListEntryNode;
49 import org.opendaylight.yangtools.yang.data.api.schema.UnkeyedListNode;
50 import org.slf4j.Logger;
51 import org.slf4j.LoggerFactory;
54 * Abstract L3VPN Multicast RIBSupport.
56 * @author Claudio D. Gasparini
58 abstract class AbstractL3vpnMcastIpRIBSupport<
59 C extends Routes & DataObject & ChoiceIn<Tables>,
60 S extends ChildOf<? super C> & L3vpnMcastRoutes>
61 extends AbstractRIBSupport<C, S, L3vpnMcastRoute, L3vpnMcastRouteKey> {
62 private static final Logger LOG = LoggerFactory.getLogger(AbstractL3vpnMcastIpRIBSupport.class);
63 private final NodeIdentifier nlriRoutesList;
64 private final NodeIdentifier rdNid;
65 private final ImmutableCollection<Class<? extends DataObject>> cacheableNlriObjects;
68 * Default constructor. Requires the QName of the container augmented under the routes choice
69 * node in instantiations of the rib grouping. It is assumed that this container is defined by
70 * the same model which populates it with route grouping instantiation, and by extension with
71 * the route attributes container.
73 * @param mappingService Serialization service
74 * @param cazeClass Binding class of the AFI/SAFI-specific case statement, must not be null
75 * @param afiClass address Family Class
76 * @param destContainerQname destination container Qname
77 * @param destListQname destinations list Qname
79 AbstractL3vpnMcastIpRIBSupport(
80 final BindingNormalizedNodeSerializer mappingService,
81 final Class<C> cazeClass,
82 final Class<S> containerClass,
83 final Class<? extends AddressFamily> afiClass,
84 final QName destContainerQname,
85 final QName destListQname) {
86 super(mappingService, cazeClass, containerClass, L3vpnMcastRoute.class, afiClass,
87 McastMplsLabeledVpnSubsequentAddressFamily.class, destContainerQname);
88 final QNameModule module = BindingReflections.getQNameModule(cazeClass);
89 this.nlriRoutesList = NodeIdentifier.create(destListQname);
90 this.rdNid = new NodeIdentifier(QName.create(module, "route-distinguisher"));
91 this.cacheableNlriObjects = ImmutableSet.of(cazeClass);
96 public final ImmutableCollection<Class<? extends DataObject>> cacheableNlriObjects() {
97 return this.cacheableNlriObjects;
100 protected abstract IpPrefix createPrefix(String prefix);
103 public final L3vpnMcastRoute createRoute(final L3vpnMcastRoute route, final String routeKey, final long pathId,
104 final Attributes attributes) {
105 final L3vpnMcastRouteBuilder builder;
107 builder = new L3vpnMcastRouteBuilder(route);
109 builder = new L3vpnMcastRouteBuilder();
111 return builder.withKey(createRouteListKey(pathId, routeKey)).setAttributes(attributes).build();
115 public final L3vpnMcastRouteKey createRouteListKey(final long pathId, final String routeKey) {
116 return new L3vpnMcastRouteKey(new PathId(pathId), routeKey);
120 protected final void processDestination(
121 final DOMDataWriteTransaction tx,
122 final YangInstanceIdentifier routesPath,
123 final ContainerNode destination,
124 final ContainerNode attributes,
125 final ApplyRoute function) {
126 if (destination != null) {
127 final Optional<DataContainerChild<? extends PathArgument, ?>> maybeRoutes = destination
128 .getChild(nlriRoutesList);
129 if (maybeRoutes.isPresent()) {
130 final DataContainerChild<? extends PathArgument, ?> routes = maybeRoutes.get();
131 if (routes instanceof UnkeyedListNode) {
132 final YangInstanceIdentifier base = routesYangInstanceIdentifier(routesPath);
133 for (final UnkeyedListEntryNode l3vpnDest : ((UnkeyedListNode) routes).getValue()) {
134 final YangInstanceIdentifier.NodeIdentifierWithPredicates routeKey = createRouteKey(l3vpnDest);
135 function.apply(tx, base, routeKey, l3vpnDest, attributes);
138 LOG.warn("Routes {} are not a map", routes);
145 final List<L3vpnMcastDestination> extractRoutes(final Collection<MapEntryNode> routes) {
146 return routes.stream().map(this::extractDestinations).collect(Collectors.toList());
149 final L3vpnMcastDestination extractDestinations(
150 final DataContainerNode<? extends PathArgument> destination) {
151 return new L3vpnMcastDestinationBuilder()
152 .setRouteDistinguisher(RouteDistinguisherUtil.extractRouteDistinguisher(destination, rdNid))
153 .setPrefix(createPrefix(extractPrefix(destination)))
154 .setPathId(PathIdUtil.buildPathId(destination, routePathIdNid()))
158 abstract NodeIdentifierWithPredicates createRouteKey(UnkeyedListEntryNode l3vpn);