Examples with SrAdjIds org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev200120.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.rev200120.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(Uint8.TEN)).setSidLabelIndex(new Ipv6AddressCaseBuilder().setIpv6Address(Ipv6Util.addressForByteBuf(Unpooled.copiedBuffer(sidLabel))).build()).build();
    final SrAdjIds ospfAdj = new SrAdjIdsBuilder().setFlags(OSPF_ADJ_FLAGS).setWeight(new Weight(Uint8.TEN)).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 2 with SrAdjIds

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev200120.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(readUint32(value)));
                LOG.debug("Parsed Administrative Group {}", builder.getAdminGroup());
                break;
            case EXTENDED_ADMIN_GROUP:
                // FIXME: BGPCEP-895: add proper implementation
                LOG.info("Support for Extended Administrative Group not implemented, ignoring it");
                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(readUint32(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(Uint32.valueOf(ByteArray.bytesToLong(ByteArray.readAllBytes(value)))));
                LOG.debug("Parsed Metric {}", builder.getMetric());
                break;
            case SHARED_RISK_LINK_GROUP:
                parseSrlg(value, builder);
                break;
            case LINK_OPAQUE:
                if (LOG.isDebugEnabled()) {
                    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;
            // Performance Metrics
            case LINK_DELAY:
                builder.setLinkDelay(new Delay(readUint32(value)));
                LOG.debug("Parsed Link Delay {}", builder.getLinkDelay());
                break;
            case LINK_MIN_MAX_DELAY:
                builder.setLinkMinMaxDelay(new LinkMinMaxDelayBuilder().setMinDelay(new Delay(readUint32(value))).setMaxDelay(new Delay(readUint32(value))).build());
                LOG.debug("Parsed Link Min/Max Delay {}", builder.getLinkMinMaxDelay());
                break;
            case DELAY_VARIATION:
                builder.setDelayVariation(new Delay(readUint32(value)));
                LOG.debug("Parsed Delay Variation {}", builder.getDelayVariation());
                break;
            case LINK_LOSS:
                builder.setLinkLoss(new Loss(readUint32(value)));
                LOG.debug("Parsed Link Loss {}", builder.getLinkLoss());
                break;
            case RESIDUAL_BANDWIDTH:
                builder.setResidualBandwidth(new Bandwidth(ByteArray.readAllBytes(value)));
                LOG.debug("Parsed Residual Bandwidth {}", builder.getResidualBandwidth());
                break;
            case AVAILABLE_BANDWIDTH:
                builder.setAvailableBandwidth(new Bandwidth(ByteArray.readAllBytes(value)));
                LOG.debug("Parsed Available Bandwidth {}", builder.getAvailableBandwidth());
                break;
            case UTILIZED_BANDWIDTH:
                builder.setUtilizedBandwidth(new Bandwidth(ByteArray.readAllBytes(value)));
                LOG.debug("Parsed Utilized Bandwidth {}", builder.getUtilizedBandwidth());
                break;
            default:
                LOG.warn("TLV {} is not a recognized 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 3 with SrAdjIds

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev200120.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(readUint8(buffer));
        buffer.skipBytes(RESERVED);
        final boolean isValue;
        final boolean isLocal;
        switch(protocolId) {
            case IsisLevel1:
            case IsisLevel2:
                isValue = flags.get(VALUE_ISIS);
                isLocal = flags.get(LOCAL_ISIS);
                break;
            case Ospf:
            case OspfV3:
                isValue = flags.get(VALUE_OSPF);
                isLocal = flags.get(LOCAL_OSPF);
                break;
            default:
                return null;
        }
        sidValue = SidLabelIndexParser.parseSidLabelIndexByFlags(Size.forValue(buffer.readableBytes()), buffer, isValue, isLocal);
    } else {
        adjFlags = null;
        weight = null;
        sidValue = null;
    }
    return new SrAdjIdsBuilder().setFlags(adjFlags).setSidLabelIndex(sidValue).setWeight(weight).build();
}

Example 4 with SrAdjIds

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev200120.linkstate.attribute.SrAdjIds in project bgpcep by opendaylight.

the class LinkstateTopologyBuilder method createLink.

private void createLink(final WriteTransaction trans, final UriBuilder base, final LinkstateRoute value, final LinkCase linkCase, final Attributes attributes) {
    // defensive lookup
    final LinkAttributes la;
    final Attributes1 attr = attributes.augmentation(Attributes1.class);
    if (attr != null) {
        final LinkStateAttribute attrType = attr.getLinkStateAttribute();
        if (attrType != null) {
            la = ((LinkAttributesCase) attrType).getLinkAttributes();
        } else {
            LOG.debug("Missing attribute type in link {} route {}, skipping it", linkCase, value);
            la = null;
        }
    } else {
        LOG.debug("Missing attributes in link {} route {}, skipping it", linkCase, value);
        la = null;
    }
    final IgpLinkAttributesBuilder ilab = new IgpLinkAttributesBuilder();
    Long adjSid = null;
    if (la != null) {
        if (la.getMetric() != null) {
            ilab.setMetric(la.getMetric().getValue());
        }
        ilab.setName(la.getLinkName());
        if (la.getSrAdjIds() != null && !la.getSrAdjIds().isEmpty()) {
            final SrAdjIds srAdjIds = la.getSrAdjIds().get(0);
            if (srAdjIds != null) {
                final SidLabelIndex sidLabelIndex = srAdjIds.getSidLabelIndex();
                if (sidLabelIndex instanceof LocalLabelCase) {
                    adjSid = ((LocalLabelCase) sidLabelIndex).getLocalLabel().getValue().longValue();
                }
            }
        }
    }
    ProtocolUtil.augmentProtocolId(value, ilab, la, linkCase.getLinkDescriptors());
    final LinkBuilder lb = new LinkBuilder().setLinkId(buildLinkId(base, linkCase)).addAugmentation(new Link1Builder().setIgpLinkAttributes(ilab.build()).build());
    final NodeId srcNode = buildNodeId(base, linkCase.getLocalNodeDescriptors());
    LOG.trace("Link {} implies source node {}", linkCase, srcNode);
    final NodeId dstNode = buildNodeId(base, linkCase.getRemoteNodeDescriptors());
    LOG.trace("Link {} implies destination node {}", linkCase, dstNode);
    final TerminationPoint srcTp = buildLocalTp(base, linkCase.getLinkDescriptors());
    LOG.trace("Link {} implies source TP {}", linkCase, srcTp);
    final TerminationPoint dstTp = buildRemoteTp(base, linkCase.getLinkDescriptors());
    LOG.trace("Link {} implies destination TP {}", linkCase, dstTp);
    lb.setSource(new SourceBuilder().setSourceNode(srcNode).setSourceTp(srcTp.getTpId()).build());
    lb.setDestination(new DestinationBuilder().setDestNode(dstNode).setDestTp(dstTp.getTpId()).build());
    LOG.trace("Created TP {} as link source", srcTp);
    NodeHolder snh = this.nodes.get(srcNode);
    if (snh == null) {
        snh = getNode(srcNode);
        snh.addTp(srcTp, lb.getLinkId(), false);
        if (adjSid != null) {
            snh.createSrHolderIfRequired().addAdjacencySid(trans, false, lb.getLinkId(), adjSid);
        }
        putNode(trans, snh);
    } else {
        snh.addTp(srcTp, lb.getLinkId(), false);
        if (adjSid != null) {
            snh.createSrHolderIfRequired().addAdjacencySid(trans, true, lb.getLinkId(), adjSid);
        }
        final InstanceIdentifier<Node> nid = getNodeInstanceIdentifier(new NodeKey(snh.getNodeId()));
        trans.put(LogicalDatastoreType.OPERATIONAL, nid.child(TerminationPoint.class, srcTp.key()), srcTp);
    }
    if (adjSid != null) {
        lb.addAugmentation(new org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.sr.rev130819.Link1Builder().setSegment(new SegmentId(Uint32.valueOf(adjSid))).build());
    }
    LOG.debug("Created TP {} as link destination", dstTp);
    NodeHolder dnh = this.nodes.get(dstNode);
    if (dnh == null) {
        dnh = getNode(dstNode);
        dnh.addTp(dstTp, lb.getLinkId(), true);
        putNode(trans, dnh);
    } else {
        dnh.addTp(dstTp, lb.getLinkId(), true);
        final InstanceIdentifier<Node> nid = getInstanceIdentifier().child(org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node.class, new NodeKey(dnh.getNodeId()));
        trans.put(LogicalDatastoreType.OPERATIONAL, nid.child(TerminationPoint.class, dstTp.key()), dstTp);
    }
    final InstanceIdentifier<Link> lid = buildLinkIdentifier(lb.getLinkId());
    final Link link = lb.build();
    trans.put(LogicalDatastoreType.OPERATIONAL, lid, link);
    LOG.debug("Created link {} at {} for {}", link, lid, linkCase);
}

Example 5 with SrAdjIds

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev200120.linkstate.attribute.SrAdjIds in project bgpcep by opendaylight.

the class LinkstateGraphBuilder method createEdgeAttributes.

/**
 * Create Edge Attributes from Link attributes.
 *
 * @param la         Linkstate Attributes
 * @param linkDesc   Linkstate Descriptors
 *
 * @return EdgeAttributes
 */
private static EdgeAttributes createEdgeAttributes(final LinkAttributes la, final LinkDescriptors linkDesc) {
    EdgeAttributesBuilder builder = new EdgeAttributesBuilder();
    if (linkDesc.getIpv4InterfaceAddress() != null) {
        builder.setLocalAddress(new IpAddress(linkDesc.getIpv4InterfaceAddress()));
    }
    if (linkDesc.getIpv6InterfaceAddress() != null) {
        builder.setLocalAddress(new IpAddress(linkDesc.getIpv6InterfaceAddress()));
    }
    if (linkDesc.getIpv4NeighborAddress() != null) {
        builder.setRemoteAddress(new IpAddress(linkDesc.getIpv4NeighborAddress()));
    }
    if (linkDesc.getIpv6NeighborAddress() != null) {
        builder.setRemoteAddress(new IpAddress(linkDesc.getIpv6NeighborAddress()));
    }
    if (linkDesc.getLinkLocalIdentifier() != null) {
        builder.setLocalIdentifier(linkDesc.getLinkLocalIdentifier());
    }
    if (linkDesc.getLinkRemoteIdentifier() != null) {
        builder.setRemoteIdentifier(linkDesc.getLinkRemoteIdentifier());
    }
    if (la.getMetric() != null) {
        builder.setMetric(la.getMetric().getValue());
    }
    if (la.getTeMetric() != null) {
        builder.setTeMetric(la.getTeMetric().getValue());
    }
    if (la.getMaxLinkBandwidth() != null) {
        builder.setMaxLinkBandwidth(bandwithToDecimalBandwidth(la.getMaxLinkBandwidth()));
    }
    if (la.getMaxReservableBandwidth() != null) {
        builder.setMaxResvLinkBandwidth(bandwithToDecimalBandwidth(la.getMaxReservableBandwidth()));
    }
    if (la.getUnreservedBandwidth() != null) {
        int upperBound = Math.min(la.getUnreservedBandwidth().size(), MAX_PRIORITY);
        final List<UnreservedBandwidth> unRsvBw = new ArrayList<>(upperBound);
        for (final org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev200120.UnreservedBandwidth bandwidth : la.nonnullUnreservedBandwidth().values()) {
            unRsvBw.add(new UnreservedBandwidthBuilder().setBandwidth(bandwithToDecimalBandwidth(bandwidth.getBandwidth())).withKey(new UnreservedBandwidthKey(bandwidth.getPriority())).build());
        }
        builder.setUnreservedBandwidth(unRsvBw);
    }
    if (la.getAdminGroup() != null) {
        builder.setAdminGroup(la.getAdminGroup().getValue());
    }
    if (la.getLinkDelay() != null) {
        builder.setDelay(new Delay(la.getLinkDelay().getValue()));
    }
    if (la.getLinkMinMaxDelay() != null && la.getLinkMinMaxDelay() != null) {
        MinMaxDelay mmDelay = new MinMaxDelayBuilder().setMaxDelay(new Delay(la.getLinkMinMaxDelay().getMaxDelay().getValue())).setMinDelay(new Delay(la.getLinkMinMaxDelay().getMinDelay().getValue())).build();
        builder.setMinMaxDelay(mmDelay);
    }
    if (la.getDelayVariation() != null) {
        builder.setJitter(new Delay(la.getDelayVariation().getValue()));
    }
    if (la.getLinkLoss() != null) {
        builder.setLoss(new Loss(la.getLinkLoss().getValue()));
    }
    if (la.getAvailableBandwidth() != null) {
        builder.setAvailableBandwidth(bandwithToDecimalBandwidth(la.getAvailableBandwidth()));
    }
    if (la.getResidualBandwidth() != null) {
        builder.setResidualBandwidth(bandwithToDecimalBandwidth(la.getResidualBandwidth()));
    }
    if (la.getUtilizedBandwidth() != null) {
        builder.setUtilizedBandwidth(bandwithToDecimalBandwidth(la.getUtilizedBandwidth()));
    }
    if (la.getSharedRiskLinkGroups() != null) {
        List<Uint32> srlgs = new ArrayList<>();
        for (SrlgId srlg : la.getSharedRiskLinkGroups()) {
            srlgs.add(srlg.getValue());
        }
        builder.setSrlgs(srlgs);
    }
    for (SrAdjIds adj : la.nonnullSrAdjIds()) {
        if (adj.getSidLabelIndex() instanceof LocalLabelCase) {
            boolean backup = false;
            if (adj.getFlags() instanceof OspfAdjFlags) {
                backup = ((OspfAdjFlags) adj.getFlags()).getBackup();
            }
            if (adj.getFlags() instanceof IsisAdjFlags) {
                backup = ((IsisAdjFlags) adj.getFlags()).getBackup();
            }
            if (!backup) {
                builder.setAdjSid(((LocalLabelCase) adj.getSidLabelIndex()).getLocalLabel().getValue());
            } else {
                builder.setBackupAdjSid(((LocalLabelCase) adj.getSidLabelIndex()).getLocalLabel().getValue());
            }
        }
    }
    return builder.build();
}