Examples with SrAdjIds org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev171207.linkstate.attribute.SrAdjIds used on opensource projects

Example 1 with SrAdjIds

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev171207.linkstate.attribute.SrAdjIds 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 SrAdjIds

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev171207.linkstate.attribute.SrAdjIds in project bgpcep by opendaylight.

the class SrLinkAttributesParser method parseAdjacencySegmentIdentifier.

public static SrAdjIds parseAdjacencySegmentIdentifier(final ByteBuf buffer, final ProtocolId protocolId) {
    final Flags adjFlags;
    final Weight weight;
    final SidLabelIndex sidValue;
    if (buffer.isReadable()) {
        final BitArray flags = BitArray.valueOf(buffer, FLAGS_BITS_SIZE);
        adjFlags = parseFlags(flags, protocolId);
        weight = new Weight(buffer.readUnsignedByte());
        buffer.skipBytes(RESERVED);
        sidValue = SidLabelIndexParser.parseSidLabelIndex(Size.forValue(buffer.readableBytes()), buffer);
    } else {
        adjFlags = null;
        weight = null;
        sidValue = null;
    }
    return new SrAdjIdsBuilder().setFlags(adjFlags).setSidLabelIndex(sidValue).setWeight(weight).build();
}

Example 3 with SrAdjIds

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev171207.linkstate.attribute.SrAdjIds in project bgpcep by opendaylight.

the class SrAttributeParserTest method testSrAdjId.

// tools.ietf.org/html/draft-gredler-idr-bgp-ls-segment-routing-ext-00#section-2.2.1
@Test
public void testSrAdjId() {
    final byte[] tested = { (byte) 0x60, 10, 0, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16 };
    final byte[] testedOspf = { (byte) 0xc0, 10, 0, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16 };
    final byte[] sidLabel = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16 };
    final SrAdjIds srAdjId = new SrAdjIdsBuilder().setFlags(ISIS_ADJ_FLAGS).setWeight(new Weight((short) 10)).setSidLabelIndex(new Ipv6AddressCaseBuilder().setIpv6Address(Ipv6Util.addressForByteBuf(Unpooled.copiedBuffer(sidLabel))).build()).build();
    final SrAdjIds ospfAdj = new SrAdjIdsBuilder().setFlags(OSPF_ADJ_FLAGS).setWeight(new Weight((short) 10)).setSidLabelIndex(new Ipv6AddressCaseBuilder().setIpv6Address(Ipv6Util.addressForByteBuf(Unpooled.copiedBuffer(sidLabel))).build()).build();
    assertEquals(srAdjId, new SrAdjIdsBuilder(SrLinkAttributesParser.parseAdjacencySegmentIdentifier(Unpooled.wrappedBuffer(tested), ProtocolId.IsisLevel1)).build());
    assertEquals(ospfAdj, new SrAdjIdsBuilder(SrLinkAttributesParser.parseAdjacencySegmentIdentifier(Unpooled.wrappedBuffer(testedOspf), ProtocolId.Ospf)).build());
    final ByteBuf serializedData = SrLinkAttributesParser.serializeAdjacencySegmentIdentifier(srAdjId);
    final ByteBuf serializedOspf = SrLinkAttributesParser.serializeAdjacencySegmentIdentifier(ospfAdj);
    assertArrayEquals(tested, ByteArray.readAllBytes(serializedData));
    assertArrayEquals(testedOspf, ByteArray.readAllBytes(serializedOspf));
}

Example 4 with SrAdjIds

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev171207.linkstate.attribute.SrAdjIds in project bgpcep by opendaylight.

the class LinkAttributesParser method serializeLinkAttributes.

static void serializeLinkAttributes(final LinkAttributesCase linkAttributesCase, final ByteBuf output) {
    final LinkAttributes linkAttributes = linkAttributesCase.getLinkAttributes();
    LOG.trace("Started serializing Link Attributes");
    ifPresentApply(linkAttributes.getLocalIpv4RouterId(), value -> TlvUtil.writeTLV(TlvUtil.LOCAL_IPV4_ROUTER_ID, Ipv4Util.byteBufForAddress((Ipv4Address) value), output));
    ifPresentApply(linkAttributes.getLocalIpv6RouterId(), value -> TlvUtil.writeTLV(TlvUtil.LOCAL_IPV6_ROUTER_ID, Ipv6Util.byteBufForAddress((Ipv6Address) value), output));
    ifPresentApply(linkAttributes.getRemoteIpv4RouterId(), value -> TlvUtil.writeTLV(REMOTE_IPV4_ROUTER_ID, Ipv4Util.byteBufForAddress((Ipv4Address) value), output));
    ifPresentApply(linkAttributes.getRemoteIpv6RouterId(), value -> TlvUtil.writeTLV(REMOTE_IPV6_ROUTER_ID, Ipv6Util.byteBufForAddress((Ipv6Address) value), output));
    ifPresentApply(linkAttributes.getAdminGroup(), value -> TlvUtil.writeTLV(ADMIN_GROUP, Unpooled.copyInt((((AdministrativeGroup) value).getValue()).intValue()), output));
    ifPresentApply(linkAttributes.getMaxLinkBandwidth(), value -> TlvUtil.writeTLV(MAX_BANDWIDTH, Unpooled.wrappedBuffer(((Bandwidth) value).getValue()), output));
    ifPresentApply(linkAttributes.getMaxReservableBandwidth(), value -> TlvUtil.writeTLV(MAX_RESERVABLE_BANDWIDTH, Unpooled.wrappedBuffer(((Bandwidth) value).getValue()), output));
    serializeUnreservedBw(linkAttributes.getUnreservedBandwidth(), output);
    ifPresentApply(linkAttributes.getTeMetric(), value -> TlvUtil.writeTLV(TE_METRIC, Unpooled.copyLong(((TeMetric) value).getValue()), output));
    ifPresentApply(linkAttributes.getLinkProtection(), value -> TlvUtil.writeTLV(LINK_PROTECTION_TYPE, Unpooled.copyShort(((LinkProtectionType) value).getIntValue()), output));
    serializeMplsProtocolMask(linkAttributes.getMplsProtocol(), output);
    ifPresentApply(linkAttributes.getMetric(), value -> TlvUtil.writeTLV(METRIC, Unpooled.copyMedium(((Metric) value).getValue().intValue()), output));
    serializeSrlg(linkAttributes.getSharedRiskLinkGroups(), output);
    ifPresentApply(linkAttributes.getLinkName(), value -> TlvUtil.writeTLV(LINK_NAME, Unpooled.wrappedBuffer(StandardCharsets.UTF_8.encode((String) value)), output));
    ifPresentApply(linkAttributes.getSrAdjIds(), value -> SrLinkAttributesParser.serializeAdjacencySegmentIdentifiers((List<SrAdjIds>) value, SR_ADJ_ID, output));
    ifPresentApply(linkAttributes.getSrLanAdjIds(), value -> SrLinkAttributesParser.serializeLanAdjacencySegmentIdentifiers((List<SrLanAdjIds>) value, output));
    ifPresentApply(linkAttributes.getPeerNodeSid(), value -> TlvUtil.writeTLV(PEER_NODE_SID_CODE, SrLinkAttributesParser.serializeAdjacencySegmentIdentifier((PeerNodeSid) value), output));
    ifPresentApply(linkAttributes.getPeerAdjSid(), value -> TlvUtil.writeTLV(PEER_ADJ_SID_CODE, SrLinkAttributesParser.serializeAdjacencySegmentIdentifier((PeerAdjSid) value), output));
    ifPresentApply(linkAttributes.getPeerSetSids(), value -> SrLinkAttributesParser.serializeAdjacencySegmentIdentifiers((List<PeerSetSids>) value, PEER_SET_SID_CODE, output));
    LOG.trace("Finished serializing Link Attributes");
}

Example 5 with SrAdjIds

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev171207.linkstate.attribute.SrAdjIds in project bgpcep by opendaylight.

the class SrLinkAttributesParser method serializeAdjacencySegmentIdentifier.

public static <T extends EpeAdjSidTlv> ByteBuf serializeAdjacencySegmentIdentifier(final T adjSid) {
    final ByteBuf value = Unpooled.buffer();
    if (adjSid instanceof SrAdjIds) {
        final BitArray flags = serializeAdjFlags(((SrAdjIds) adjSid).getFlags(), adjSid.getSidLabelIndex());
        flags.toByteBuf(value);
    } else {
        value.writeZero(FLAGS_BYTE_SIZE);
    }
    value.writeByte(adjSid.getWeight().getValue());
    value.writeZero(RESERVED);
    value.writeBytes(SidLabelIndexParser.serializeSidValue(adjSid.getSidLabelIndex()));
    return value;
}