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.rib.impl;
10 import com.google.common.base.Preconditions;
11 import com.google.common.base.Verify;
12 import com.google.common.collect.ImmutableSet;
13 import com.google.common.collect.ImmutableSet.Builder;
14 import java.util.Map.Entry;
16 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
17 import org.opendaylight.controller.md.sal.dom.api.DOMDataWriteTransaction;
18 import org.opendaylight.protocol.bgp.rib.impl.spi.RIBSupportContext;
19 import org.opendaylight.protocol.bgp.rib.spi.RIBSupport;
20 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.ClusterId;
21 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.OriginatorId;
22 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.Update;
23 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.path.attributes.Attributes;
24 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.path.attributes.AttributesBuilder;
25 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.path.attributes.attributes.Aggregator;
26 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.path.attributes.attributes.AsPath;
27 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.path.attributes.attributes.Communities;
28 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.path.attributes.attributes.ExtendedCommunities;
29 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.path.attributes.attributes.LocalPref;
30 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.path.attributes.attributes.MultiExitDisc;
31 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.path.attributes.attributes.Origin;
32 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.Attributes1;
33 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.Attributes2;
34 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.update.attributes.MpReachNlri;
35 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.update.attributes.MpUnreachNlri;
36 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev130925.BgpRib;
37 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev130925.Route;
38 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev130925.bgp.rib.Rib;
39 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev130925.bgp.rib.rib.LocRib;
40 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev130925.rib.Tables;
41 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev130925.rib.tables.Routes;
42 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.BgpAggregator;
43 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.Community;
44 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.ExtendedCommunity;
45 import org.opendaylight.yangtools.binding.data.codec.api.BindingCodecTree;
46 import org.opendaylight.yangtools.binding.data.codec.api.BindingCodecTreeNode;
47 import org.opendaylight.yangtools.binding.data.codec.api.BindingNormalizedNodeCachingCodec;
48 import org.opendaylight.yangtools.yang.binding.DataObject;
49 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
50 import org.opendaylight.yangtools.yang.common.QName;
51 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
52 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifierWithPredicates;
53 import org.opendaylight.yangtools.yang.data.api.schema.ChoiceNode;
54 import org.opendaylight.yangtools.yang.data.api.schema.ContainerNode;
55 import org.opendaylight.yangtools.yang.data.api.schema.MapEntryNode;
56 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
57 import org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNodes;
58 import org.opendaylight.yangtools.yang.data.impl.schema.builder.api.DataContainerNodeBuilder;
60 class RIBSupportContextImpl extends RIBSupportContext {
62 private static final ContainerNode EMPTY_TABLE_ATTRIBUTES = ImmutableNodes.containerNode(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev130925.rib.tables.Attributes.QNAME);
63 private static final Set<Class<? extends DataObject>> ATTRIBUTE_CACHEABLES;
65 private static final InstanceIdentifier<Tables> TABLE_BASE_II = InstanceIdentifier.builder(BgpRib.class)
70 private static final InstanceIdentifier<MpReachNlri> MP_REACH_NLRI_II = InstanceIdentifier.create(Update.class)
71 .child(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.path.attributes.Attributes.class)
72 .augmentation(Attributes1.class)
73 .child(MpReachNlri.class);
74 private static final InstanceIdentifier<MpUnreachNlri> MP_UNREACH_NLRI_II = InstanceIdentifier.create(Update.class)
75 .child(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.path.attributes.Attributes.class)
76 .augmentation(Attributes2.class)
77 .child(MpUnreachNlri.class);
81 final Builder<Class<? extends DataObject>> acb = ImmutableSet.builder();
82 acb.add(Aggregator.class);
83 acb.add(BgpAggregator.class);
84 acb.add(AsPath.class);
85 acb.add(ClusterId.class);
86 acb.add(Community.class);
87 acb.add(Communities.class);
88 acb.add(ExtendedCommunity.class);
89 acb.add(ExtendedCommunities.class);
90 acb.add(LocalPref.class);
91 acb.add(MultiExitDisc.class);
92 acb.add(Origin.class);
93 acb.add(OriginatorId.class);
94 ATTRIBUTE_CACHEABLES = acb.build();
97 private final RIBSupport tableSupport;
98 private final ImmutableSet<Class<? extends DataObject>> cacheableAttributes;
99 private BindingNormalizedNodeCachingCodec<Attributes> attributesCodec;
100 private BindingNormalizedNodeCachingCodec<MpReachNlri> reachNlriCodec;
101 private BindingNormalizedNodeCachingCodec<MpUnreachNlri> unreachNlriCodec;
104 public RIBSupportContextImpl(final RIBSupport ribSupport) {
105 this.tableSupport = Preconditions.checkNotNull(ribSupport);
106 final Builder<Class<? extends DataObject>> acb = ImmutableSet.builder();
107 acb.addAll(ATTRIBUTE_CACHEABLES);
108 acb.addAll(this.tableSupport.cacheableAttributeObjects());
109 this.cacheableAttributes = acb.build();
113 @SuppressWarnings("unchecked")
114 void onCodecTreeUpdated(final BindingCodecTree tree) {
116 @SuppressWarnings("rawtypes")
117 final BindingCodecTreeNode tableCodecContext = tree.getSubtreeCodec(TABLE_BASE_II);
118 final BindingCodecTreeNode<? extends Route> routeListCodec = tableCodecContext
119 .streamChild(Routes.class)
120 .streamChild(this.tableSupport.routesCaseClass())
121 .streamChild(this.tableSupport.routesContainerClass())
122 .streamChild(this.tableSupport.routesListClass());
124 this.attributesCodec = routeListCodec.streamChild(Attributes.class).createCachingCodec(this.cacheableAttributes);
125 this.reachNlriCodec = tree.getSubtreeCodec(MP_REACH_NLRI_II).createCachingCodec(this.tableSupport.cacheableNlriObjects());
126 this.unreachNlriCodec = tree.getSubtreeCodec(MP_UNREACH_NLRI_II).createCachingCodec(this.tableSupport.cacheableNlriObjects());
130 public void writeRoutes(final DOMDataWriteTransaction tx, final YangInstanceIdentifier tableId, final MpReachNlri nlri,
131 final Attributes attributes) {
132 final ContainerNode domNlri = serialiazeReachNlri(nlri);
133 final ContainerNode routeAttributes = serializeAttributes(attributes);
134 this.tableSupport.putRoutes(tx, tableId, domNlri, routeAttributes);
138 public void clearTable(final DOMDataWriteTransaction tx, final YangInstanceIdentifier tableId) {
139 final DataContainerNodeBuilder<NodeIdentifierWithPredicates, MapEntryNode> tb = ImmutableNodes.mapEntryBuilder();
140 tb.withNodeIdentifier((NodeIdentifierWithPredicates)tableId.getLastPathArgument());
141 tb.withChild(EMPTY_TABLE_ATTRIBUTES);
143 // tableId is keyed, but that fact is not directly visible from YangInstanceIdentifier, see BUG-2796
144 final NodeIdentifierWithPredicates tableKey = (NodeIdentifierWithPredicates) tableId.getLastPathArgument();
145 for (final Entry<QName, Object> e : tableKey.getKeyValues().entrySet()) {
146 tb.withChild(ImmutableNodes.leafNode(e.getKey(), e.getValue()));
149 final ChoiceNode routes = this.tableSupport.emptyRoutes();
150 Verify.verifyNotNull(routes, "Null empty routes in %s", this.tableSupport);
151 Verify.verify(Routes.QNAME.equals(routes.getNodeType()), "Empty routes have unexpected identifier %s, expected %s", routes.getNodeType(), Routes.QNAME);
153 tx.put(LogicalDatastoreType.OPERATIONAL, tableId, tb.withChild(routes).build());
157 public void deleteRoutes(final DOMDataWriteTransaction tx, final YangInstanceIdentifier tableId, final MpUnreachNlri nlri) {
158 this.tableSupport.deleteRoutes(tx, tableId, serialiazeUnreachNlri(nlri));
161 private ContainerNode serialiazeUnreachNlri(final MpUnreachNlri nlri) {
162 Preconditions.checkState(this.unreachNlriCodec != null, "MpReachNlri codec not available");
163 return (ContainerNode) this.unreachNlriCodec.serialize(nlri);
166 private ContainerNode serialiazeReachNlri(final MpReachNlri nlri) {
167 Preconditions.checkState(this.reachNlriCodec != null, "MpReachNlri codec not available");
168 return (ContainerNode) this.reachNlriCodec.serialize(nlri);
171 public Attributes deserializeAttributes(final NormalizedNode<?,?> attributes) {
172 Preconditions.checkState(this.attributesCodec != null, "Attributes codec not available");
173 return this.attributesCodec.deserialize(attributes);
176 private ContainerNode serializeAttributes(final Attributes pathAttr) {
177 Preconditions.checkState(this.attributesCodec != null, "Attributes codec not available");
178 final AttributesBuilder a = new AttributesBuilder(pathAttr);
179 a.addAugmentation(Attributes1.class, null);
180 a.addAugmentation(Attributes2.class, null);
181 return (ContainerNode) this.attributesCodec.serialize(a.build());
185 public RIBSupport getRibSupport() {
186 return this.tableSupport;