Examples with LinkAttributesBuilder org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev171207.linkstate.path.attribute.link.state.attribute.link.attributes._case.LinkAttributesBuilder used on opensource projects

Example 1 with LinkAttributesBuilder

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev171207.linkstate.path.attribute.link.state.attribute.link.attributes._case.LinkAttributesBuilder in project bgpcep by opendaylight.

the class LinkAttributesParser method parseLinkAttributes.

/**
 * Parse Link Attributes.
 *
 * @param attributes key is the tlv type and value is the value of the tlv
 * @param protocolId to differentiate parsing methods
 * @return {@link LinkStateAttribute}
 */
static LinkStateAttribute parseLinkAttributes(final Multimap<Integer, ByteBuf> attributes, final ProtocolId protocolId) {
    final LinkAttributesBuilder builder = new LinkAttributesBuilder();
    final List<SrAdjIds> srAdjIds = new ArrayList<>();
    final List<SrLanAdjIds> srLanAdjIds = new ArrayList<>();
    final List<PeerSetSids> peerSetSids = new ArrayList<>();
    for (final Entry<Integer, ByteBuf> entry : attributes.entries()) {
        LOG.trace("Link attribute TLV {}", entry.getKey());
        final int key = entry.getKey();
        final ByteBuf value = entry.getValue();
        switch(key) {
            case TlvUtil.LOCAL_IPV4_ROUTER_ID:
                builder.setLocalIpv4RouterId(new Ipv4RouterIdentifier(Ipv4Util.addressForByteBuf(value)));
                LOG.debug("Parsed IPv4 Router-ID of local node: {}", builder.getLocalIpv4RouterId());
                break;
            case TlvUtil.LOCAL_IPV6_ROUTER_ID:
                builder.setLocalIpv6RouterId(new Ipv6RouterIdentifier(Ipv6Util.addressForByteBuf(value)));
                LOG.debug("Parsed IPv6 Router-ID of local node: {}", builder.getLocalIpv6RouterId());
                break;
            case REMOTE_IPV4_ROUTER_ID:
                builder.setRemoteIpv4RouterId(new Ipv4RouterIdentifier(Ipv4Util.addressForByteBuf(value)));
                LOG.debug("Parsed IPv4 Router-ID of remote node: {}", builder.getRemoteIpv4RouterId());
                break;
            case REMOTE_IPV6_ROUTER_ID:
                builder.setRemoteIpv6RouterId(new Ipv6RouterIdentifier(Ipv6Util.addressForByteBuf(value)));
                LOG.debug("Parsed IPv6 Router-ID of remote node: {}", builder.getRemoteIpv6RouterId());
                break;
            case ADMIN_GROUP:
                builder.setAdminGroup(new AdministrativeGroup(value.readUnsignedInt()));
                LOG.debug("Parsed Administrative Group {}", builder.getAdminGroup());
                break;
            case MAX_BANDWIDTH:
                builder.setMaxLinkBandwidth(new Bandwidth(ByteArray.readAllBytes(value)));
                LOG.debug("Parsed Max Bandwidth {}", builder.getMaxLinkBandwidth());
                break;
            case MAX_RESERVABLE_BANDWIDTH:
                builder.setMaxReservableBandwidth(new Bandwidth(ByteArray.readAllBytes(value)));
                LOG.debug("Parsed Max Reservable Bandwidth {}", builder.getMaxReservableBandwidth());
                break;
            case UNRESERVED_BANDWIDTH:
                parseUnreservedBandwidth(value, builder);
                break;
            case TE_METRIC:
                builder.setTeMetric(new TeMetric(ByteArray.bytesToLong(ByteArray.readAllBytes(value))));
                LOG.debug("Parsed Metric {}", builder.getTeMetric());
                break;
            case LINK_PROTECTION_TYPE:
                builder.setLinkProtection(LinkProtectionType.forValue(value.readShort()));
                LOG.debug("Parsed Link Protection Type {}", builder.getLinkProtection());
                break;
            case MPLS_PROTOCOL:
                final BitArray bits = BitArray.valueOf(value, FLAGS_SIZE);
                builder.setMplsProtocol(new MplsProtocolMask(bits.get(LDP_BIT), bits.get(RSVP_BIT)));
                LOG.debug("Parsed MPLS Protocols: {}", builder.getMplsProtocol());
                break;
            case METRIC:
                // length can 3, 2 or 1
                builder.setMetric(new Metric(ByteArray.bytesToLong(ByteArray.readAllBytes(value))));
                LOG.debug("Parsed Metric {}", builder.getMetric());
                break;
            case SHARED_RISK_LINK_GROUP:
                parseSrlg(value, builder);
                break;
            case LINK_OPAQUE:
                LOG.debug("Parsed Opaque value : {}", ByteBufUtil.hexDump(value));
                break;
            case LINK_NAME:
                builder.setLinkName(new String(ByteArray.readAllBytes(value), StandardCharsets.US_ASCII));
                LOG.debug("Parsed Link Name : {}", builder.getLinkName());
                break;
            case SR_ADJ_ID:
                srAdjIds.add(SrLinkAttributesParser.parseAdjacencySegmentIdentifier(value, protocolId));
                LOG.debug("Parsed Adjacency Segment Identifier :{}", srAdjIds.get(srAdjIds.size() - 1));
                break;
            case SR_LAN_ADJ_ID:
                srLanAdjIds.add(SrLinkAttributesParser.parseLanAdjacencySegmentIdentifier(value, protocolId));
                LOG.debug("Parsed Adjacency Segment Identifier :{}", srLanAdjIds.get(srLanAdjIds.size() - 1));
                break;
            case PEER_NODE_SID_CODE:
                builder.setPeerNodeSid(new PeerNodeSidBuilder(SrLinkAttributesParser.parseEpeAdjacencySegmentIdentifier(value)).build());
                LOG.debug("Parsed Peer Segment Identifier :{}", builder.getPeerNodeSid());
                break;
            case PEER_ADJ_SID_CODE:
                builder.setPeerAdjSid(new PeerAdjSidBuilder(SrLinkAttributesParser.parseEpeAdjacencySegmentIdentifier(value)).build());
                LOG.debug("Parsed Peer Segment Identifier :{}", builder.getPeerAdjSid());
                break;
            case PEER_SET_SID_CODE:
                peerSetSids.add(new PeerSetSidsBuilder(SrLinkAttributesParser.parseEpeAdjacencySegmentIdentifier(value)).build());
                LOG.debug("Parsed Peer Set Sid :{}", peerSetSids.get(peerSetSids.size() - 1));
                break;
            default:
                LOG.warn("TLV {} is not a valid link attribute, ignoring it", key);
        }
    }
    if (!srAdjIds.isEmpty()) {
        builder.setSrAdjIds(srAdjIds);
    }
    if (!srLanAdjIds.isEmpty()) {
        builder.setSrLanAdjIds(srLanAdjIds);
    }
    if (!peerSetSids.isEmpty()) {
        builder.setPeerSetSids(peerSetSids);
    }
    LOG.trace("Finished parsing Link Attributes.");
    return new LinkAttributesCaseBuilder().setLinkAttributes(builder.build()).build();
}

Example 2 with LinkAttributesBuilder

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev171207.linkstate.path.attribute.link.state.attribute.link.attributes._case.LinkAttributesBuilder in project bgpcep by opendaylight.

the class ParserTest method testBGPLink.

/*
     * Tests BGP Link Ipv4
     *
     * 00 00 <- withdrawn routes length
     * 01 48 <- total path attribute length (328)
     * 90 <- attribute flags
        0e <- attribute type code (MP reach)
        01 2c <- attribute extended length (300)
        40 04 <- AFI (16388 - Linkstate)
        47 <- SAFI (71 - Linkstate)
        04 <- next hop length
        19 19 19 01 <- nexthop (25.25.25.1)
        00 <- reserved

        00 02 <- NLRI type (2 - linkNLRI)
        00 5d <- NLRI length (93)
        03 <- ProtocolID - OSPF
        00 00 00 00 00 00 00 01 <- identifier

        01 00 <- local node descriptor type (256)
        00 24 <- length (36)
        02 00 <- node descriptor type (member AS - 512)
        00 04 <- length
        00 00 00 64 <- value (100)
        02 01 <- node descriptor type (bgpId - 513)
        00 04 <- length
        19 19 19 01 <- bgpId (25.25.25.1)
        02 02 <- node descriptor type (areaId - 514)
        00 04 <- length
        00 00 00 00 <- value
        02 03 <- node descriptor type (routeId - 515)
        00 08 <- length
        03 03 03 04 0b 0b 0b 03 <- OSPF Router Id

        01 01 <- remote node descriptor type (257)
        00 20 <- length (32)
        02 00 <- node descriptor type (member AS - 512)
        00 04 <- length
        00 00 00 64 <- value (100)
        02 01 <- node descriptor type (bgpId - 513)
        00 04 <- length
        19 19 19 01 <- bgpId (25.25.25.1)
        02 02 <- node descriptor type (areaId - 514)
        00 04 <- length
        00 00 00 00 <- value
        02 03 <- node descriptor type (routeId - 515)
        00 04 <- length
        03 03 03 04 <- OSPF Router Id

        01 03 <- link descriptor type (IPv4 interface address - 259)
        00 04 <- length (4)
        0b 0b 0b 03 <- value (11.11.11.3)

        00 02 <- NLRI type (2 - linkNLRI)
        00 5d <- NLRI length (93)
        03 <- ProtocolID - OSPF
        00 00 00 00 00 00 00 01 <- identifier

        01 00 <- local node descriptor type (256)
        00 24 <- length (36)
        02 00 <- node descriptor type (member AS - 512)
        00 04 <- length
        00 00 00 64 <- value (100)
        02 01 <- node descriptor type (bgpId - 513)
        00 04 <- length
        19 19 19 01 <- bgpId (25.25.25.1)
        02 02 <- node descriptor type (areaId - 514)
        00 04 <- length
        00 00 00 00 <- value
        02 03 <- node descriptor type (routeId - 515)
        00 08 <- length
        03 03 03 04 0b 0b 0b 03 <- OSPF Router Id

        01 01 <- remote node descriptor type (257)
        00 20 <- length (32)
        02 00 <- node descriptor type (member AS - 512)
        00 04 <- length
        00 00 00 64 <- value (100)
        02 01 <- node descriptor type (bgpId - 513)
        00 04 <- length
        19 19 19 01 <- bgpId (25.25.25.1)
        02 02 <- node descriptor type (areaId - 514)
        00 04 <- length
        00 00 00 00 <- value
        02 03 <- node descriptor type (routeId - 515)
        00 04 <- length
        01 01 01 02 <- OSPF Router Id

        01 03 <- link descriptor type (IPv4 interface address - 259)
        00 04 <- length
        0b 0b 0b 01 <- value (11.11.11.1)

        00 02 <- NLRI type (2 - linkNLRI)
        00 5d <- NLRI length (93)
        03 <- ProtocolID - OSPF
        00 00 00 00 00 00 00 01 <- identifier

        01 00 <- local node descriptor type (256)
        00 20 <- length (32)
        02 00 <- node descriptor type (member AS - 512)
        00 04 <- length
        00 00 00 64 <- value (100)
        02 01 <- node descriptor type (bgpId - 513)
        00 04 <- length
        19 19 19 01 <- bgpId (25.25.25.1)
        02 02 <- node descriptor type (areaId - 514)
        00 04 <- length
        00 00 00 00 <- value
        02 03 <- node descriptor type (routeId - 515)
        00 04 <- length
        01 01 01 02 <- OSPF Router Id

        01 01 <- remote node descriptor type (257)
        00 24 <- length (36)
        02 00 <- node descriptor type (member AS - 512)
        00 04 <- length
        00 00 00 64 <- value (100)
        02 01 <- node descriptor type (bgpId - 513)
        00 04 <- length
        19 19 19 01 <- bgpId (25.25.25.1)
        02 02 <- node descriptor type (areaId - 514)
        00 04 <- length
        00 00 00 00 <- value
        02 03 <- node descriptor type (routeId - 515)
        00 08 <- length
        03 03 03 04 0b 0b 0b 03 <- OSPF Router Id

        01 03 <- link descriptor type (IPv4 interface address - 259)
        00 04 <- length
        0b 0b 0b 01 <- value (11.11.11.1)

        40 <- attribute flags
        01 <- attribute type (Origin)
        01 <- attribute length
        00 <- value (IGP)
        40 <- attribute flags
        02 <- attribute type (AS Path)
        00 <- length
        40 <- attribute flags
        05 <- attribute type (local pref)
        04 <- length
        00 00 00 64 <- value
        c0 <- attribute flags
        1D <- attribute type (Link STATE - 29)
        07 <- length
        04 47 <- link attribute (1095 - Metric)
        00 03 <- length
        00 00 01 <- value
     */
@Test
public void testBGPLink() throws Exception {
    final byte[] body = ByteArray.cutBytes(inputBytes.get(1), MessageUtil.COMMON_HEADER_LENGTH);
    final int messageLength = ByteArray.bytesToInt(ByteArray.subByte(inputBytes.get(1), MessageUtil.MARKER_LENGTH, LENGTH_FIELD_LENGTH));
    final Update message = ParserTest.updateParser.parseMessageBody(Unpooled.copiedBuffer(body), messageLength);
    final UpdateBuilder builder = new UpdateBuilder();
    // check fields
    assertNull(message.getWithdrawnRoutes());
    final Ipv4NextHopCase nextHop = new Ipv4NextHopCaseBuilder().setIpv4NextHop(new Ipv4NextHopBuilder().setGlobal(new Ipv4Address("25.25.25.1")).build()).build();
    final LocalNodeDescriptorsBuilder ndBuilder = new LocalNodeDescriptorsBuilder().setAsNumber(new AsNumber((long) 100)).setDomainId(new DomainIdentifier(0x19191901L)).setAreaId(new AreaIdentifier(0L));
    final RemoteNodeDescriptorsBuilder rdBuilder = new RemoteNodeDescriptorsBuilder().setAsNumber(new AsNumber((long) 100)).setDomainId(new DomainIdentifier(0x19191901L)).setAreaId(new AreaIdentifier(0L));
    final CLinkstateDestinationBuilder clBuilder = new CLinkstateDestinationBuilder();
    clBuilder.setIdentifier(new Identifier(BigInteger.ONE));
    clBuilder.setProtocolId(ProtocolId.Ospf);
    final Attributes1Builder lsBuilder = new Attributes1Builder();
    final MpReachNlriBuilder mpBuilder = new MpReachNlriBuilder();
    mpBuilder.setAfi(LinkstateAddressFamily.class);
    mpBuilder.setSafi(LinkstateSubsequentAddressFamily.class);
    mpBuilder.setCNextHop(nextHop);
    final List<CLinkstateDestination> linkstates = Lists.newArrayList();
    final LinkCaseBuilder lCase = new LinkCaseBuilder().setLocalNodeDescriptors(ndBuilder.setCRouterIdentifier(new OspfPseudonodeCaseBuilder().setOspfPseudonode(new OspfPseudonodeBuilder().setOspfRouterId(0x03030304L).setLanInterface(new OspfInterfaceIdentifier(0x0b0b0b03L)).build()).build()).build());
    lCase.setRemoteNodeDescriptors(rdBuilder.setCRouterIdentifier(new OspfNodeCaseBuilder().setOspfNode(new OspfNodeBuilder().setOspfRouterId(0x03030304L).build()).build()).build());
    lCase.setLinkDescriptors(new LinkDescriptorsBuilder().setIpv4InterfaceAddress(new Ipv4InterfaceIdentifier(new Ipv4Address("11.11.11.3"))).build());
    linkstates.add(clBuilder.setObjectType(lCase.build()).build());
    lCase.setRemoteNodeDescriptors(rdBuilder.setCRouterIdentifier(new OspfNodeCaseBuilder().setOspfNode(new OspfNodeBuilder().setOspfRouterId(0x01010102L).build()).build()).build());
    lCase.setLinkDescriptors(new LinkDescriptorsBuilder().setIpv4InterfaceAddress(new Ipv4InterfaceIdentifier(new Ipv4Address("11.11.11.1"))).build());
    linkstates.add(clBuilder.setObjectType(lCase.build()).build());
    lCase.setLocalNodeDescriptors(ndBuilder.setCRouterIdentifier(new OspfNodeCaseBuilder().setOspfNode(new OspfNodeBuilder().setOspfRouterId(0x01010102L).build()).build()).build());
    lCase.setRemoteNodeDescriptors(rdBuilder.setCRouterIdentifier(new OspfPseudonodeCaseBuilder().setOspfPseudonode(new OspfPseudonodeBuilder().setOspfRouterId(0x03030304L).setLanInterface(new OspfInterfaceIdentifier(0x0b0b0b03L)).build()).build()).build());
    linkstates.add(clBuilder.setObjectType(lCase.build()).build());
    lsBuilder.setMpReachNlri(mpBuilder.build());
    // 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(Collections.emptyList()).build());
    assertEquals(paBuilder.getAsPath(), attrs.getAsPath());
    paBuilder.setLocalPref(new LocalPrefBuilder().setPref(100L).build());
    assertEquals(paBuilder.getLocalPref(), attrs.getLocalPref());
    final MpReachNlri mp = attrs.getAugmentation(Attributes1.class).getMpReachNlri();
    assertEquals(mpBuilder.getAfi(), mp.getAfi());
    assertEquals(mpBuilder.getSafi(), mp.getSafi());
    assertEquals(mpBuilder.getCNextHop(), mp.getCNextHop());
    final DestinationLinkstateBuilder dBuilder = new DestinationLinkstateBuilder();
    dBuilder.setCLinkstateDestination(linkstates);
    mpBuilder.setAdvertizedRoutes(new AdvertizedRoutesBuilder().setDestinationType(new DestinationLinkstateCaseBuilder().setDestinationLinkstate(dBuilder.build()).build()).build());
    lsBuilder.setMpReachNlri(mpBuilder.build());
    paBuilder.addAugmentation(Attributes1.class, lsBuilder.build());
    final org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev171207.Attributes1Builder lsAttrBuilder = new org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev171207.Attributes1Builder();
    lsAttrBuilder.setLinkStateAttribute(new LinkAttributesCaseBuilder().setLinkAttributes(new LinkAttributesBuilder().setMetric(new Metric(1L)).build()).build());
    paBuilder.addAugmentation(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev171207.Attributes1.class, lsAttrBuilder.build());
    paBuilder.setUnrecognizedAttributes(Collections.emptyList());
    assertEquals(lsAttrBuilder.build(), attrs.getAugmentation(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev171207.Attributes1.class));
    final List<CLinkstateDestination> dests = ((DestinationLinkstateCase) mp.getAdvertizedRoutes().getDestinationType()).getDestinationLinkstate().getCLinkstateDestination();
    assertEquals(linkstates.size(), dests.size());
    assertEquals(linkstates, dests);
    // check API message
    builder.setAttributes(paBuilder.build());
    assertEquals(builder.build(), message);
    final ByteBuf buffer = Unpooled.buffer();
    ParserTest.updateParser.serializeMessage(message, buffer);
    assertArrayEquals(inputBytes.get(1), ByteArray.readAllBytes(buffer));
}

Example 3 with LinkAttributesBuilder

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev171207.linkstate.path.attribute.link.state.attribute.link.attributes._case.LinkAttributesBuilder in project bgpcep by opendaylight.

the class LinkAttributesParser method parseSrlg.

private static void parseSrlg(final ByteBuf value, final LinkAttributesBuilder builder) {
    final List<SrlgId> sharedRiskLinkGroups = new ArrayList<>();
    while (value.isReadable()) {
        sharedRiskLinkGroups.add(new SrlgId(value.readUnsignedInt()));
    }
    builder.setSharedRiskLinkGroups(sharedRiskLinkGroups);
    LOG.debug("Parsed Shared Risk Link Groups {}", builder.getSharedRiskLinkGroups());
}

Example 4 with LinkAttributesBuilder

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev171207.linkstate.path.attribute.link.state.attribute.link.attributes._case.LinkAttributesBuilder in project bgpcep by opendaylight.

the class LinkAttributesParser method parseUnreservedBandwidth.

private static void parseUnreservedBandwidth(final ByteBuf value, final LinkAttributesBuilder builder) {
    final List<org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev171207.linkstate.attribute.UnreservedBandwidth> unreservedBandwidth = new ArrayList<>(UNRESERVED_BW_COUNT);
    for (int i = 0; i < UNRESERVED_BW_COUNT; i++) {
        final ByteBuf v = value.readSlice(BANDWIDTH_LENGTH);
        unreservedBandwidth.add(new UnreservedBandwidthBuilder().setBandwidth(new Bandwidth(ByteArray.readAllBytes(v))).setPriority((short) i).build());
    }
    builder.setUnreservedBandwidth(unreservedBandwidth);
    LOG.debug("Parsed Unreserved Bandwidth {}", builder.getUnreservedBandwidth());
}