2 * Copyright (c) 2015 Cisco Systems, Inc. and others. 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.flowspec;
10 import com.google.common.base.Optional;
11 import com.google.common.collect.ImmutableCollection;
12 import com.google.common.collect.ImmutableSet;
13 import com.google.common.collect.Iterables;
14 import java.util.Collection;
15 import javax.annotation.Nonnull;
16 import org.opendaylight.controller.md.sal.dom.api.DOMDataWriteTransaction;
17 import org.opendaylight.protocol.bgp.parser.spi.PathIdUtil;
18 import org.opendaylight.protocol.bgp.rib.spi.MultiPathAbstractRIBSupport;
19 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.flowspec.rev150807.FlowspecSubsequentAddressFamily;
20 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.PathId;
21 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.destination.DestinationType;
22 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev130925.Route;
23 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev130925.rib.tables.Routes;
24 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.AddressFamily;
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;
28 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifierWithPredicates;
29 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.PathArgument;
30 import org.opendaylight.yangtools.yang.data.api.schema.ContainerNode;
31 import org.opendaylight.yangtools.yang.data.api.schema.DataContainerChild;
32 import org.opendaylight.yangtools.yang.data.api.schema.MapEntryNode;
34 public abstract class AbstractFlowspecRIBSupport extends MultiPathAbstractRIBSupport {
35 protected AbstractFlowspecRIBSupport(final Class<? extends Routes> cazeClass, final Class<? extends DataObject> containerClass,
36 final Class<? extends Route> listClass, final Class<? extends AddressFamily> afiClass, final QName destinationQname) {
37 super(cazeClass, containerClass, listClass, afiClass, FlowspecSubsequentAddressFamily.class, "route-key", destinationQname);
40 protected abstract AbstractFlowspecNlriParser getParser();
43 public final ImmutableCollection<Class<? extends DataObject>> cacheableAttributeObjects() {
44 return ImmutableSet.of();
48 public final ImmutableCollection<Class<? extends DataObject>> cacheableNlriObjects() {
49 return ImmutableSet.of();
53 public final boolean isComplexRoute() {
59 protected DestinationType buildDestination(@Nonnull final Collection<MapEntryNode> routes) {
60 final MapEntryNode routesCont = Iterables.getOnlyElement(routes);
61 final PathId pathId = PathIdUtil.buildPathId(routesCont, routePathIdNid());
62 return getParser().createAdvertizedRoutesDestinationType(getParser().extractFlowspec(routesCont), pathId);
67 protected DestinationType buildWithdrawnDestination(@Nonnull final Collection<MapEntryNode> routes) {
68 final MapEntryNode routesCont = Iterables.getOnlyElement(routes);
69 final PathId pathId = PathIdUtil.buildPathId(routesCont, routePathIdNid());
70 return getParser().createWithdrawnDestinationType(getParser().extractFlowspec(Iterables.getOnlyElement(routes)), pathId);
74 protected final void processDestination(final DOMDataWriteTransaction tx, final YangInstanceIdentifier routesPath,
75 final ContainerNode destination, final ContainerNode attributes, final ApplyRoute function) {
76 if (destination != null) {
77 final YangInstanceIdentifier base = routesPath.node(routesContainerIdentifier()).node(routeQName());
78 final Optional<DataContainerChild<? extends PathArgument, ?>> maybePathIdLeaf = destination.getChild(routePathIdNid());
79 final String routeKeyValue = getParser().stringNlri(destination);
80 final NodeIdentifierWithPredicates routeKey = PathIdUtil.createNidKey(routeQName(), routeKeyQName(), pathIdQName(), routeKeyValue, maybePathIdLeaf);
81 function.apply(tx, base, routeKey, destination, attributes);