bmp/bmp-impl/src/main/java/org/opendaylight/protocol/bmp/impl/app/BmpRouterPeerImpl.java

   1 /*
   2  * Copyright (c) 2015 Cisco 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
   9 package org.opendaylight.protocol.bmp.impl.app;
  10
  11 import static java.util.Objects.requireNonNull;
  12 import static org.opendaylight.protocol.bmp.impl.app.TablesUtil.BMP_TABLES_QNAME;
  13 import static org.opendaylight.yangtools.yang.common.QName.create;
  14
  15 import com.google.common.base.Preconditions;
  16 import com.google.common.collect.Sets;
  17 import com.google.common.util.concurrent.FutureCallback;
  18 import com.google.common.util.concurrent.MoreExecutors;
  19 import java.util.Locale;
  20 import java.util.Set;
  21 import org.opendaylight.mdsal.binding.dom.codec.api.BindingCodecTree;
  22 import org.opendaylight.mdsal.binding.dom.codec.api.BindingDataObjectCodecTreeNode;
  23 import org.opendaylight.mdsal.common.api.CommitInfo;
  24 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
  25 import org.opendaylight.mdsal.dom.api.DOMDataTreeWriteTransaction;
  26 import org.opendaylight.mdsal.dom.api.DOMTransactionChain;
  27 import org.opendaylight.protocol.bgp.rib.spi.RIBExtensionConsumerContext;
  28 import org.opendaylight.protocol.bmp.impl.spi.BmpRouterPeer;
  29 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.IpAddress;
  30 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.Timestamp;
  31 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.open.message.BgpParameters;
  32 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.open.message.bgp.parameters.OptionalCapabilities;
  33 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.open.message.bgp.parameters.optional.capabilities.CParameters;
  34 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev180329.CParameters1;
  35 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev180329.mp.capabilities.MultiprotocolCapability;
  36 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev180329.PeerId;
  37 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev180329.rib.TablesKey;
  38 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev180329.Ipv4AddressFamily;
  39 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev180329.UnicastSubsequentAddressFamily;
  40 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bmp.message.rev180329.AdjRibInType;
  41 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bmp.message.rev180329.Mirror;
  42 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bmp.message.rev180329.MirrorInformationCode;
  43 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bmp.message.rev180329.Peer.PeerDistinguisher;
  44 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bmp.message.rev180329.PeerDownNotification;
  45 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bmp.message.rev180329.PeerUp;
  46 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bmp.message.rev180329.PeerUpNotification;
  47 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bmp.message.rev180329.RouteMirroringMessage;
  48 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bmp.message.rev180329.RouteMonitoringMessage;
  49 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bmp.message.rev180329.Stat;
  50 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bmp.message.rev180329.StatsReportsMessage;
  51 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bmp.message.rev180329.peer.header.PeerHeader;
  52 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bmp.message.rev180329.peer.up.ReceivedOpen;
  53 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bmp.message.rev180329.peer.up.SentOpen;
  54 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bmp.message.rev180329.stat.Tlvs;
  55 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bmp.monitor.rev180329.BmpMonitor;
  56 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bmp.monitor.rev180329.bmp.monitor.Monitor;
  57 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bmp.monitor.rev180329.peers.Peer;
  58 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bmp.monitor.rev180329.peers.peer.Mirrors;
  59 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bmp.monitor.rev180329.peers.peer.PeerSession;
  60 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bmp.monitor.rev180329.peers.peer.PostPolicyRib;
  61 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bmp.monitor.rev180329.peers.peer.PrePolicyRib;
  62 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bmp.monitor.rev180329.peers.peer.Stats;
  63 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bmp.monitor.rev180329.routers.Router;
  64 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  65 import org.opendaylight.yangtools.yang.binding.Notification;
  66 import org.opendaylight.yangtools.yang.common.QName;
  67 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
  68 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifier;
  69 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifierWithPredicates;
  70 import org.opendaylight.yangtools.yang.data.api.schema.ContainerNode;
  71 import org.opendaylight.yangtools.yang.data.api.schema.MapEntryNode;
  72 import org.opendaylight.yangtools.yang.data.impl.schema.Builders;
  73 import org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNodes;
  74 import org.opendaylight.yangtools.yang.data.impl.schema.builder.api.DataContainerNodeBuilder;
  75 import org.slf4j.Logger;
  76 import org.slf4j.LoggerFactory;
  77
  78
  79 public final class BmpRouterPeerImpl implements BmpRouterPeer {
  80
  81     private static final Logger LOG = LoggerFactory.getLogger(BmpRouterPeerImpl.class);
  82     private static final String TIMESTAMP_SEC = "timestamp-sec";
  83
  84     private static final QName PEER_ID_QNAME = create(Peer.QNAME, "peer-id").intern();
  85     private static final QName PEER_TYPE_QNAME = create(Peer.QNAME, "type");
  86     private static final QName PEER_ADDRESS_QNAME = create(Peer.QNAME, "address").intern();
  87     private static final QName PEER_AS_QNAME = create(Peer.QNAME, "as").intern();
  88     private static final QName PEER_BGP_ID_QNAME = create(Peer.QNAME, "bgp-id").intern();
  89     private static final QName PEER_DISTINGUISHER_QNAME = create(Peer.QNAME, "router-distinguisher").intern();
  90     private static final QName PEER_LOCAL_ADDRESS_QNAME = create(PeerSession.QNAME, "local-address").intern();
  91     private static final QName PEER_LOCAL_PORT_QNAME = create(PeerSession.QNAME, "local-port").intern();
  92     private static final QName PEER_REMOTE_PORT_QNAME = create(PeerSession.QNAME, "remote-port").intern();
  93     private static final QName PEER_STATUS_QNAME = create(PeerSession.QNAME, "status").intern();
  94     private static final QName PEER_UP_TIMESTAMP_QNAME = create(PeerSession.QNAME, TIMESTAMP_SEC).intern();
  95     private static final QName PEER_STATS_TIMESTAMP_QNAME = create(Stats.QNAME, TIMESTAMP_SEC).intern();
  96     private static final QName PEER_MIRROR_INFORMATION_QNAME = create(Mirrors.QNAME, "information").intern();
  97     private static final QName PEER_MIRROR_TIMESTAMP_QNAME = create(Mirrors.QNAME, TIMESTAMP_SEC).intern();
  98
  99     private static final QName STAT0_QNAME = create(Stats.QNAME, "rejected-prefixes").intern();
 100     private static final QName STAT1_QNAME = create(Stats.QNAME, "duplicate-prefix-advertisements").intern();
 101     private static final QName STAT2_QNAME = create(Stats.QNAME, "duplicate-withdraws").intern();
 102     private static final QName STAT3_QNAME = create(Stats.QNAME, "invalidated-cluster-list-loop").intern();
 103     private static final QName STAT4_QNAME = create(Stats.QNAME, "invalidated-as-path-loop").intern();
 104     private static final QName STAT5_QNAME = create(Stats.QNAME, "invalidated-originator-id").intern();
 105     private static final QName STAT6_QNAME = create(Stats.QNAME, "invalidated-as-confed-loop").intern();
 106     private static final QName STAT7_QNAME = create(Stats.QNAME, "adj-ribs-in-routes");
 107     private static final QName STAT8_QNAME = create(Stats.QNAME, "loc-rib-routes");
 108     private static final QName STAT9_QNAME = create(Stats.QNAME, "per-afi-safi-adj-rib-in-routes").intern();
 109     private static final QName AF_QNAME = create(Stats.QNAME, "afi-safi").intern();
 110     private static final QName COUNT_QNAME = create(Stats.QNAME, "count").intern();
 111     private static final QName STAT10_QNAME = create(Stats.QNAME, "per-afi-safi-loc-rib-routes").intern();
 112     private static final QName STAT11_QNAME = create(Stats.QNAME, "updates-treated-as-withdraw").intern();
 113     private static final QName STAT13_QNAME = create(Stats.QNAME, "duplicate-updates").intern();
 114
 115     private static final TablesKey DEFAULT_TABLE =
 116             new TablesKey(Ipv4AddressFamily.class, UnicastSubsequentAddressFamily.class);
 117
 118     private static final InstanceIdentifier<PeerSession> PEER_SESSION_ID = InstanceIdentifier.builder(BmpMonitor.class)
 119             .child(Monitor.class)
 120             .child(Router.class)
 121             .child(Peer.class)
 122             .child(PeerSession.class).build();
 123
 124     private static final InstanceIdentifier<SentOpen> SENT_OPEN_IID = PEER_SESSION_ID.child(SentOpen.class);
 125
 126     private static final InstanceIdentifier<ReceivedOpen> RECEIVED_OPEN_IID = PEER_SESSION_ID.child(ReceivedOpen.class);
 127
 128     private final DOMTransactionChain domTxChain;
 129     private final PeerId peerId;
 130     private final YangInstanceIdentifier peerYangIId;
 131     private final BmpRibInWriter prePolicyWriter;
 132     private final BmpRibInWriter postPolicyWriter;
 133     private final BindingDataObjectCodecTreeNode<SentOpen> sentOpenCodec;
 134     private final BindingDataObjectCodecTreeNode<ReceivedOpen> receivedOpenCodec;
 135     private boolean up = true;
 136
 137     private BmpRouterPeerImpl(final DOMTransactionChain domTxChain, final YangInstanceIdentifier peersYangIId,
 138         final PeerId peerId, final RIBExtensionConsumerContext extensions, final PeerUpNotification peerUp,
 139         final BindingCodecTree tree) {
 140         this.domTxChain = requireNonNull(domTxChain);
 141         this.peerId = peerId;
 142         this.peerYangIId = YangInstanceIdentifier.builder(peersYangIId).nodeWithKey(Peer.QNAME, PEER_ID_QNAME,
 143                 this.peerId.getValue()).build();
 144         this.sentOpenCodec = tree.getSubtreeCodec(SENT_OPEN_IID);
 145         this.receivedOpenCodec = tree.getSubtreeCodec(RECEIVED_OPEN_IID);
 146
 147         final Set<TablesKey> peerTables = setPeerTables(peerUp.getReceivedOpen());
 148         final DOMDataTreeWriteTransaction wTx = this.domTxChain.newWriteOnlyTransaction();
 149         wTx.put(LogicalDatastoreType.OPERATIONAL, this.peerYangIId, createPeerEntry(peerUp));
 150         wTx.commit().addCallback(new FutureCallback<CommitInfo>() {
 151             @Override
 152             public void onSuccess(final CommitInfo result) {
 153                 LOG.trace("Successful commit");
 154             }
 155
 156             @Override
 157             public void onFailure(final Throwable trw) {
 158                 LOG.error("Failed commit", trw);
 159             }
 160         }, MoreExecutors.directExecutor());
 161         this.prePolicyWriter = BmpRibInWriter.create(this.peerYangIId.node(PrePolicyRib.QNAME).node(BMP_TABLES_QNAME),
 162                 this.domTxChain, extensions, peerTables, tree);
 163         this.postPolicyWriter = BmpRibInWriter.create(this.peerYangIId.node(PostPolicyRib.QNAME).node(BMP_TABLES_QNAME),
 164                 this.domTxChain, extensions, peerTables, tree);
 165     }
 166
 167     static BmpRouterPeer createRouterPeer(final DOMTransactionChain domTxChain,
 168             final YangInstanceIdentifier peersYangIId, final PeerUpNotification peerUp,
 169             final RIBExtensionConsumerContext extensions, final BindingCodecTree tree, final PeerId peerId) {
 170         return new BmpRouterPeerImpl(domTxChain, peersYangIId, peerId, extensions,
 171                 peerUp, tree);
 172     }
 173
 174     @Override
 175     public void onPeerMessage(final Notification message) {
 176         if (message instanceof PeerDownNotification) {
 177             onPeerDown();
 178         } else if (message instanceof RouteMonitoringMessage) {
 179             onRouteMonitoring((RouteMonitoringMessage) message);
 180         } else if (message instanceof StatsReportsMessage) {
 181             onStatsReports((StatsReportsMessage) message);
 182         } else if (message instanceof RouteMirroringMessage) {
 183             onRouteMirror((RouteMirroringMessage) message);
 184         }
 185     }
 186
 187     private void onRouteMonitoring(final RouteMonitoringMessage routeMonitoring) {
 188         if (this.up) {
 189             final AdjRibInType ribType = routeMonitoring.getPeerHeader().getAdjRibInType();
 190             switch (ribType) {
 191                 case PrePolicy:
 192                     this.prePolicyWriter.onMessage(routeMonitoring.getUpdate());
 193                     break;
 194                 case PostPolicy:
 195                     this.postPolicyWriter.onMessage(routeMonitoring.getUpdate());
 196                     break;
 197                 default:
 198                     break;
 199             }
 200         }
 201     }
 202
 203     private synchronized void onStatsReports(final StatsReportsMessage statsReports) {
 204         if (this.up) {
 205             final DOMDataTreeWriteTransaction wTx = this.domTxChain.newWriteOnlyTransaction();
 206             wTx.merge(LogicalDatastoreType.OPERATIONAL, this.peerYangIId.node(Stats.QNAME),
 207                     createStats(statsReports, statsReports.getPeerHeader().getTimestampSec()));
 208             wTx.commit().addCallback(new FutureCallback<CommitInfo>() {
 209                 @Override
 210                 public void onSuccess(final CommitInfo result) {
 211                     LOG.trace("Successful commit");
 212                 }
 213
 214                 @Override
 215                 public void onFailure(final Throwable trw) {
 216                     LOG.error("Failed commit", trw);
 217                 }
 218             }, MoreExecutors.directExecutor());
 219         }
 220     }
 221
 222     private synchronized void onRouteMirror(final RouteMirroringMessage mirror) {
 223         final DOMDataTreeWriteTransaction wTx = this.domTxChain.newWriteOnlyTransaction();
 224         wTx.merge(LogicalDatastoreType.OPERATIONAL, this.peerYangIId.node(Mirrors.QNAME),
 225                 createMirrors(mirror, mirror.getPeerHeader().getTimestampSec()));
 226         wTx.commit().addCallback(new FutureCallback<CommitInfo>() {
 227             @Override
 228             public void onSuccess(final CommitInfo result) {
 229                 LOG.trace("Successful commit");
 230             }
 231
 232             @Override
 233             public void onFailure(final Throwable trw) {
 234                 LOG.error("Failed commit", trw);
 235             }
 236         }, MoreExecutors.directExecutor());
 237     }
 238
 239     private synchronized void onPeerDown() {
 240         final DOMDataTreeWriteTransaction wTx = this.domTxChain.newWriteOnlyTransaction();
 241         wTx.delete(LogicalDatastoreType.OPERATIONAL, this.peerYangIId);
 242         wTx.commit().addCallback(new FutureCallback<CommitInfo>() {
 243             @Override
 244             public void onSuccess(final CommitInfo result) {
 245                 LOG.trace("Successful commit");
 246             }
 247
 248             @Override
 249             public void onFailure(final Throwable trw) {
 250                 LOG.error("Failed commit", trw);
 251             }
 252         }, MoreExecutors.directExecutor());
 253         close();
 254     }
 255
 256     @Override
 257     public void close() {
 258         Preconditions.checkState(this.up, "Already closed.");
 259         this.up = false;
 260     }
 261
 262     private static Set<TablesKey> setPeerTables(final ReceivedOpen open) {
 263         final Set<TablesKey> tables = Sets.newHashSet(DEFAULT_TABLE);
 264         for (final BgpParameters param : open.getBgpParameters()) {
 265             for (final OptionalCapabilities optCapa : param.getOptionalCapabilities()) {
 266                 final CParameters cParam = optCapa.getCParameters();
 267                 if (cParam.augmentation(CParameters1.class) == null
 268                         || cParam.augmentation(CParameters1.class).getMultiprotocolCapability() == null) {
 269                     continue;
 270                 }
 271                 final MultiprotocolCapability multi = cParam.augmentation(CParameters1.class)
 272                         .getMultiprotocolCapability();
 273                 final TablesKey tt = new TablesKey(multi.getAfi(), multi.getSafi());
 274                 tables.add(tt);
 275             }
 276         }
 277         return tables;
 278     }
 279
 280     private ContainerNode createPeerSessionUp(final PeerUp peerUp, final Timestamp timestamp) {
 281         final DataContainerNodeBuilder<NodeIdentifier, ContainerNode> builder = Builders.containerBuilder()
 282                 .withNodeIdentifier(new NodeIdentifier(PeerSession.QNAME))
 283                 .withChild(ImmutableNodes.leafNode(PEER_LOCAL_ADDRESS_QNAME,
 284                         getStringIpAddress(peerUp.getLocalAddress())))
 285                 .withChild(ImmutableNodes.leafNode(PEER_LOCAL_PORT_QNAME, peerUp
 286                         .getLocalPort().getValue()))
 287                 .withChild(ImmutableNodes.leafNode(PEER_REMOTE_PORT_QNAME, peerUp
 288                         .getRemotePort().getValue()))
 289                 .withChild(ImmutableNodes.leafNode(PEER_STATUS_QNAME, "up"))
 290                 .withChild(ImmutableNodes.leafNode(PEER_UP_TIMESTAMP_QNAME,
 291                         timestamp.getValue()));
 292         if (this.receivedOpenCodec != null) {
 293             builder.withChild((ContainerNode) this.receivedOpenCodec.serialize(peerUp.getReceivedOpen()));
 294         }
 295         if (this.sentOpenCodec != null) {
 296             builder.withChild((ContainerNode) this.sentOpenCodec.serialize(peerUp.getSentOpen()));
 297         }
 298         return builder.build();
 299     }
 300
 301     private MapEntryNode createPeerEntry(final PeerUpNotification peerUp) {
 302         final PeerHeader peerHeader = peerUp.getPeerHeader();
 303         final DataContainerNodeBuilder<NodeIdentifierWithPredicates, MapEntryNode> mapEntryBuilder =
 304                 Builders.mapEntryBuilder()
 305                         .withNodeIdentifier(new NodeIdentifierWithPredicates(Peer.QNAME, PEER_ID_QNAME,
 306                                 this.peerId.getValue()))
 307                         .withChild(ImmutableNodes.leafNode(PEER_ID_QNAME, this.peerId.getValue()))
 308                         .withChild(ImmutableNodes.leafNode(PEER_TYPE_QNAME,
 309                                 peerHeader.getType().name().toLowerCase(Locale.ENGLISH)))
 310                         .withChild(ImmutableNodes.leafNode(PEER_ADDRESS_QNAME,
 311                                 getStringIpAddress(peerHeader.getAddress())))
 312                         .withChild(ImmutableNodes.leafNode(PEER_AS_QNAME, peerHeader.getAs().getValue()))
 313                         .withChild(ImmutableNodes.leafNode(PEER_BGP_ID_QNAME, peerHeader.getBgpId().getValue()))
 314                         .withChild(createPeerSessionUp(peerUp, peerHeader.getTimestampSec()))
 315                         .withChild(
 316                                 Builders.containerBuilder().withNodeIdentifier(new NodeIdentifier(PrePolicyRib.QNAME))
 317                                         .withChild(ImmutableNodes.mapNodeBuilder(BMP_TABLES_QNAME).build()).build())
 318                         .withChild(
 319                                 Builders.containerBuilder().withNodeIdentifier(new NodeIdentifier(PostPolicyRib.QNAME))
 320                                         .withChild(ImmutableNodes.mapNodeBuilder(BMP_TABLES_QNAME).build()).build());
 321         final PeerDistinguisher pd = peerHeader.getPeerDistinguisher();
 322         if (pd != null) {
 323             mapEntryBuilder.withChild(ImmutableNodes.leafNode(PEER_DISTINGUISHER_QNAME, pd.getRouteDistinguisher()));
 324         }
 325         return mapEntryBuilder.build();
 326     }
 327
 328     private static ContainerNode createStats(final Stat stat, final Timestamp timestamp) {
 329         final DataContainerNodeBuilder<NodeIdentifier, ContainerNode> builder =
 330                 Builders.containerBuilder().withNodeIdentifier(new NodeIdentifier(Stats.QNAME));
 331         builder.withChild(ImmutableNodes.leafNode(PEER_STATS_TIMESTAMP_QNAME, timestamp.getValue()));
 332         final Tlvs tlvs = stat.getTlvs();
 333         if (tlvs != null) {
 334             statsForTlvs(tlvs, builder);
 335         }
 336         return builder.build();
 337     }
 338
 339     private static void statsForTlvs(final Tlvs tlvs,
 340             final DataContainerNodeBuilder<NodeIdentifier, ContainerNode> builder) {
 341         if (tlvs.getRejectedPrefixesTlv() != null) {
 342             builder.withChild(ImmutableNodes.leafNode(STAT0_QNAME,
 343                     tlvs.getRejectedPrefixesTlv().getCount().getValue()));
 344         }
 345         if (tlvs.getDuplicatePrefixAdvertisementsTlv() != null) {
 346             builder.withChild(ImmutableNodes.leafNode(STAT1_QNAME,
 347                     tlvs.getDuplicatePrefixAdvertisementsTlv().getCount().getValue()));
 348         }
 349         if (tlvs.getDuplicateWithdrawsTlv() != null) {
 350             builder.withChild(ImmutableNodes.leafNode(STAT2_QNAME,
 351                     tlvs.getDuplicateWithdrawsTlv().getCount().getValue()));
 352         }
 353         if (tlvs.getInvalidatedClusterListLoopTlv() != null) {
 354             builder.withChild(ImmutableNodes.leafNode(STAT3_QNAME,
 355                     tlvs.getInvalidatedClusterListLoopTlv().getCount().getValue()));
 356         }
 357         if (tlvs.getInvalidatedAsPathLoopTlv() != null) {
 358             builder.withChild(ImmutableNodes.leafNode(STAT4_QNAME,
 359                     tlvs.getInvalidatedAsPathLoopTlv().getCount().getValue()));
 360         }
 361         if (tlvs.getInvalidatedOriginatorIdTlv() != null) {
 362             builder.withChild(ImmutableNodes.leafNode(STAT5_QNAME,
 363                     tlvs.getInvalidatedOriginatorIdTlv().getCount().getValue()));
 364         }
 365         if (tlvs.getInvalidatedAsConfedLoopTlv() != null) {
 366             builder.withChild(ImmutableNodes.leafNode(STAT6_QNAME,
 367                     tlvs.getInvalidatedAsConfedLoopTlv().getCount().getValue()));
 368         }
 369         if (tlvs.getAdjRibsInRoutesTlv() != null) {
 370             builder.withChild(ImmutableNodes.leafNode(STAT7_QNAME,
 371                     tlvs.getAdjRibsInRoutesTlv().getCount().getValue()));
 372         }
 373         if (tlvs.getLocRibRoutesTlv() != null) {
 374             builder.withChild(ImmutableNodes.leafNode(STAT8_QNAME,
 375                     tlvs.getLocRibRoutesTlv().getCount().getValue()));
 376         }
 377         if (tlvs.getPerAfiSafiAdjRibInTlv() != null) {
 378             builder.withChild(Builders.containerBuilder().withNodeIdentifier(new NodeIdentifier(STAT9_QNAME))
 379                 .withChild(ImmutableNodes.mapNodeBuilder(AF_QNAME).withChild(Builders.mapEntryBuilder()
 380                     .withChild(ImmutableNodes.leafNode(COUNT_QNAME,
 381                             tlvs.getPerAfiSafiAdjRibInTlv().getCount().getValue()))
 382                     .withNodeIdentifier(TablesUtil.toYangTablesKey(AF_QNAME,
 383                             Ipv4AddressFamily.class, UnicastSubsequentAddressFamily.class))
 384                     .build()).build()).build());
 385         }
 386         if (tlvs.getPerAfiSafiLocRibTlv() != null) {
 387             builder.withChild(Builders.containerBuilder().withNodeIdentifier(new NodeIdentifier(STAT10_QNAME))
 388                     .withChild(ImmutableNodes.mapNodeBuilder(AF_QNAME)
 389                             .withChild(Builders.mapEntryBuilder()
 390                                     .withChild(ImmutableNodes.leafNode(COUNT_QNAME,
 391                                             tlvs.getPerAfiSafiLocRibTlv().getCount().getValue()))
 392                                     .withNodeIdentifier(TablesUtil.toYangTablesKey(AF_QNAME,
 393                                             Ipv4AddressFamily.class, UnicastSubsequentAddressFamily.class))
 394                                     .build()).build()).build());
 395         }
 396         if (tlvs.getUpdatesTreatedAsWithdrawTlv() != null) {
 397             builder.withChild(ImmutableNodes.leafNode(STAT11_QNAME,
 398                     tlvs.getUpdatesTreatedAsWithdrawTlv().getCount().getValue()));
 399         }
 400         if (tlvs.getPrefixesTreatedAsWithdrawTlv() != null) {
 401             builder.withChild(ImmutableNodes.leafNode(STAT11_QNAME,
 402                     tlvs.getPrefixesTreatedAsWithdrawTlv().getCount().getValue()));
 403         }
 404         if (tlvs.getDuplicateUpdatesTlv() != null) {
 405             builder.withChild(ImmutableNodes.leafNode(STAT13_QNAME,
 406                     tlvs.getDuplicateUpdatesTlv().getCount().getValue()));
 407         }
 408     }
 409
 410     private static ContainerNode createMirrors(final Mirror mirror, final Timestamp timestamp) {
 411         final DataContainerNodeBuilder<NodeIdentifier, ContainerNode> builder =
 412                 Builders.containerBuilder().withNodeIdentifier(new NodeIdentifier(Mirrors.QNAME));
 413         builder.withChild(ImmutableNodes.leafNode(PEER_MIRROR_INFORMATION_QNAME, toDom(MirrorInformationCode.forValue(
 414                 mirror.getTlvs().getMirrorInformationTlv().getCode().getIntValue()))));
 415         builder.withChild(ImmutableNodes.leafNode(PEER_MIRROR_TIMESTAMP_QNAME, timestamp.getValue()));
 416         return builder.build();
 417     }
 418
 419     private static String toDom(final MirrorInformationCode informationCode) {
 420         switch (informationCode) {
 421             case ErroredPdu:
 422                 return "errored-pdu";
 423             case MessageLost:
 424                 return "message-lost";
 425             default:
 426                 return null;
 427         }
 428     }
 429
 430
 431     private static String getStringIpAddress(final IpAddress ipAddress) {
 432         if (ipAddress.getIpv4Address() != null) {
 433             return ipAddress.getIpv4Address().getValue();
 434         }
 435         return ipAddress.getIpv6Address().getValue();
 436     }
 437
 438 }