Examples with Message org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.Message used on opensource projects

Example 31 with Message

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.Message in project bgpcep by opendaylight.

the class BGPParserTest method testIPv6Nlri.

/*
     * Tests IPv6 NEXT_HOP, NLRI, ORIGIN.IGP, MULTI_EXIT_DISC, ORIGINATOR-ID, CLUSTER_LIST.
     *
     * ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff <- marker
     * 00 80 <- length (128) - including header
     * 02 <- message type
     * 00 00 <- withdrawn routes length
     * 00 69 <- total path attribute length (105)
     * 40 <- attribute flags
     * 01 <- attribute type code (origin)
     * 01 <- attribute length
     * 00 <- Origin value (IGP)
     * 40 <- attribute flags
     * 02 <- attribute type code (as path)
     * 06 <- attribute length
     * 02 <- AS_SEQUENCE
     * 01 <- path segment count
     * 00 00 fd e9 <- path segment value (65001)
     * 40 <- attribute flags
     * 03 <- attribute type code (next hop)
     * 04 <- attribute length
     * 0a 00 00 00 <- next hop value (10.0.0.0)
     * 80 <- attribute flags
     * 04 <- attribute type code (multi exit disc)
     * 04 <- attribute length
     * 00 00 00 00 <- value
     * 80 <- attribute flags
     * 09 <- attribute type code (originator id)
     * 04 <- attribute length
     * 7f 00 00 01 <- value (localhost ip)
     * 80 <- attribute flags
     * 0a <- attribute type code (cluster list)
     * 08 <- attribute length
     * 01 02 03 04 <- value
     * 05 06 07 08 <- value
     * 80 <- attribute flags
     * 0e <- attribute type code (mp reach nlri)
     * 40 <- attribute length
     * 00 02 <- AFI (Ipv6)
     * 01 <- SAFI (Unicast)
     * 20 <- length of next hop
     * 20 01 0d b8 00 00 00 00 00 00 00 00 00 00 00 01 <- global
     * fe 80 00 00 00 00 00 00 c0 01 0b ff fe 7e 00 <- link local
     * 00 <- reserved
     *
     * //NLRI
     * 40 20 01 0d b8 00 01 00 02 <- IPv6 Prefix (2001:db8:1:2:: / 64)
     * 40 20 01 0d b8 00 01 00 01 <- IPv6 Prefix (2001:db8:1:1:: / 64)
     * 40 20 01 0d b8 00 01 00 00 <- IPv6 Prefix (2001:db8:1:: / 64)
     *
     */
@Test
public void testIPv6Nlri() throws Exception {
    final Update message = (Update) messageRegistry.parseMessage(Unpooled.wrappedBuffer(input), null);
    // check fields
    assertNull(message.getWithdrawnRoutes());
    final UpdateBuilder builder = new UpdateBuilder();
    // check NLRI
    final List<Ipv6Prefixes> prefs = new ArrayList<>();
    prefs.add(new Ipv6PrefixesBuilder().setPrefix(new Ipv6Prefix("2001:db8:1:2::/64")).build());
    prefs.add(new Ipv6PrefixesBuilder().setPrefix(new Ipv6Prefix("2001:db8:1:1::/64")).build());
    prefs.add(new Ipv6PrefixesBuilder().setPrefix(new Ipv6Prefix("2001:db8:1::/64")).build());
    assertNull(message.getNlri());
    // attributes
    final List<AsNumber> asNumbers = new ArrayList<>();
    asNumbers.add(new AsNumber(65001L));
    final List<Segments> asPath = Lists.newArrayList();
    asPath.add(new SegmentsBuilder().setAsSequence(asNumbers).build());
    final Ipv6NextHopCase nextHop = new Ipv6NextHopCaseBuilder().setIpv6NextHop(new Ipv6NextHopBuilder().setGlobal(new Ipv6Address("2001:db8::1")).setLinkLocal(new Ipv6Address("fe80::c001:bff:fe7e:0")).build()).build();
    final List<ClusterIdentifier> clusters = Lists.newArrayList(new ClusterIdentifier(new Ipv4Address("1.2.3.4")), new ClusterIdentifier(new Ipv4Address("5.6.7.8")));
    // check path attributes
    final Attributes attrs = message.getAttributes();
    final AttributesBuilder paBuilder = new AttributesBuilder();
    paBuilder.setOrigin(new OriginBuilder().setValue(BgpOrigin.Igp).build());
    assertEquals(paBuilder.getOrigin(), attrs.getOrigin());
    paBuilder.setAsPath(new AsPathBuilder().setSegments(asPath).build());
    assertEquals(paBuilder.getAsPath(), attrs.getAsPath());
    paBuilder.setMultiExitDisc(new MultiExitDiscBuilder().setMed((long) 0).build());
    assertEquals(paBuilder.getMultiExitDisc(), attrs.getMultiExitDisc());
    paBuilder.setOriginatorId(new OriginatorIdBuilder().setOriginator(new Ipv4Address("127.0.0.1")).build());
    assertEquals(paBuilder.getOriginatorId(), attrs.getOriginatorId());
    paBuilder.setClusterId(new ClusterIdBuilder().setCluster(clusters).build());
    assertEquals(paBuilder.getClusterId(), attrs.getClusterId());
    final MpReachNlriBuilder mpBuilder = new MpReachNlriBuilder();
    mpBuilder.setAfi(Ipv6AddressFamily.class);
    mpBuilder.setSafi(UnicastSubsequentAddressFamily.class);
    mpBuilder.setCNextHop(nextHop);
    mpBuilder.setAdvertizedRoutes(new AdvertizedRoutesBuilder().setDestinationType(new DestinationIpv6CaseBuilder().setDestinationIpv6(new DestinationIpv6Builder().setIpv6Prefixes(prefs).build()).build()).build());
    paBuilder.addAugmentation(Attributes1.class, new Attributes1Builder().setMpReachNlri(mpBuilder.build()).build());
    assertEquals(paBuilder.getAugmentation(Attributes1.class).getMpReachNlri(), attrs.getAugmentation(Attributes1.class).getMpReachNlri());
    paBuilder.setUnrecognizedAttributes(Collections.emptyList());
    // check API message
    builder.setAttributes(paBuilder.build());
    assertEquals(builder.build(), message);
    final ByteBuf buffer = Unpooled.buffer();
    messageRegistry.serializeMessage(message, buffer);
    assertArrayEquals(input, ByteArray.readAllBytes(buffer));
}

Example 32 with Message

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.Message in project bgpcep by opendaylight.

the class AbstractBGPSessionNegotiator method handleMessage.

protected synchronized void handleMessage(final Notification msg) {
    LOG.debug("Channel {} handling message in state {}, msg: {}", this.channel, this.state, msg);
    switch(this.state) {
        case FINISHED:
            sendMessage(buildErrorNotify(BGPError.FSM_ERROR));
            return;
        case IDLE:
            // to avoid race condition when Open message was sent by the peer before startNegotiation could be executed
            if (msg instanceof Open) {
                startNegotiation();
                handleOpen((Open) msg);
                return;
            }
            sendMessage(buildErrorNotify(BGPError.FSM_ERROR));
            break;
        case OPEN_CONFIRM:
            if (msg instanceof Keepalive) {
                negotiationSuccessful(this.session);
                LOG.info("BGP Session with peer {} established successfully.", this.channel);
            } else if (msg instanceof Notify) {
                final Notify ntf = (Notify) msg;
                negotiationFailed(new BGPDocumentedException("Peer refusal", BGPError.forValue(ntf.getErrorCode(), ntf.getErrorSubcode())));
            }
            this.state = State.FINISHED;
            return;
        case OPEN_SENT:
            if (msg instanceof Open) {
                handleOpen((Open) msg);
                return;
            }
            break;
        default:
            break;
    }
    // Catch-all for unexpected message
    LOG.warn("Channel {} state {} unexpected message {}", this.channel, this.state, msg);
    sendMessage(buildErrorNotify(BGPError.FSM_ERROR));
    negotiationFailed(new BGPDocumentedException("Unexpected message channel: " + this.channel + ", state: " + this.state + ", message: " + msg, BGPError.FSM_ERROR));
    this.state = State.FINISHED;
}

Example 33 with Message

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.Message in project bgpcep by opendaylight.

the class InitiationHandler method serializeMessageBody.

@Override
public void serializeMessageBody(final Notification message, final ByteBuf buffer) {
    Preconditions.checkArgument(message instanceof InitiationMessage, "Incorrect instance of BGP message. The Initiation Message is expected.");
    final InitiationMessage initiation = (InitiationMessage) message;
    serializeTlvs(initiation.getTlvs(), buffer);
}

Example 34 with Message

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.Message in project bgpcep by opendaylight.

the class PeerDownHandler method serializeMessageBody.

@Override
public void serializeMessageBody(final Notification message, final ByteBuf buffer) {
    super.serializeMessageBody(message, buffer);
    Preconditions.checkArgument(message instanceof PeerDownNotification, "An instance of PeerDownNotification is required");
    final PeerDownNotification peerDown = (PeerDownNotification) message;
    if (peerDown.isLocalSystemClosed()) {
        if (peerDown.getData() instanceof FsmEventCode) {
            ByteBufWriteUtil.writeUnsignedByte(REASON_TWO.getValue(), buffer);
            ByteBufWriteUtil.writeUnsignedShort(((FsmEventCode) peerDown.getData()).getFsmEventCode(), buffer);
        } else if (peerDown.getData() instanceof org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bmp.message.rev171207.peer.down.data.Notification) {
            ByteBufWriteUtil.writeUnsignedByte(REASON_ONE.getValue(), buffer);
            serializePDU(peerDown.getData(), buffer);
        }
    } else {
        if (peerDown.getData() instanceof org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bmp.message.rev171207.peer.down.data.Notification) {
            ByteBufWriteUtil.writeUnsignedByte(REASON_THREE.getValue(), buffer);
            serializePDU(peerDown.getData(), buffer);
        } else {
            ByteBufWriteUtil.writeUnsignedByte(REASON_FOUR.getValue(), buffer);
        }
    }
}

Example 35 with Message

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.Message in project bgpcep by opendaylight.

the class PeerUpHandler method parseMessageBody.

@Override
public Notification parseMessageBody(final ByteBuf bytes) throws BmpDeserializationException {
    final PeerUpNotificationBuilder peerUpNot = new PeerUpNotificationBuilder().setPeerHeader(parsePerPeerHeader(bytes));
    if (peerUpNot.getPeerHeader().isIpv4()) {
        bytes.skipBytes(Ipv6Util.IPV6_LENGTH - Ipv4Util.IP4_LENGTH);
        peerUpNot.setLocalAddress(new IpAddress(Ipv4Util.addressForByteBuf(bytes)));
    } else {
        peerUpNot.setLocalAddress(new IpAddress(Ipv6Util.addressForByteBuf(bytes)));
    }
    peerUpNot.setLocalPort(new PortNumber(bytes.readUnsignedShort()));
    peerUpNot.setRemotePort(new PortNumber(bytes.readUnsignedShort()));
    try {
        final Notification opSent = this.msgRegistry.parseMessage(bytes.readSlice(getBgpMessageLength(bytes)), null);
        requireNonNull(opSent, "Error on parse Sent OPEN Message, Sent OPEN Message is null");
        Preconditions.checkArgument(opSent instanceof OpenMessage, "An instance of OpenMessage notification is required");
        final OpenMessage sent = (OpenMessage) opSent;
        final Notification opRec = this.msgRegistry.parseMessage(bytes.readSlice(getBgpMessageLength(bytes)), null);
        requireNonNull(opRec, "Error on parse Received  OPEN Message, Received  OPEN Message is null");
        Preconditions.checkArgument(opRec instanceof OpenMessage, "An instance of OpenMessage notification is required");
        final OpenMessage received = (OpenMessage) opRec;
        peerUpNot.setSentOpen(new SentOpenBuilder(sent).build());
        peerUpNot.setReceivedOpen(new ReceivedOpenBuilder(received).build());
        final InformationBuilder infos = new InformationBuilder();
        if (bytes.isReadable()) {
            parseTlvs(infos, bytes);
            peerUpNot.setInformation(infos.build());
        }
    } catch (final BGPDocumentedException | BGPParsingException e) {
        throw new BmpDeserializationException("Error while parsing BGP Open Message.", e);
    }
    return peerUpNot.build();
}