Examples with Segments org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.path.attributes.attributes.as.path.Segments used on opensource projects

Example 11 with Segments

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.path.attributes.attributes.as.path.Segments in project bgpcep by opendaylight.

the class PeerUtil method createUpdate.

static Update createUpdate(final BgpOrigin bgpOrigin, final List<Segments> pathSegments, // FIXME: consider using Uint32
final long preference, final MpReachNlri mpReach, final MpUnreachNlri mpUnreach) {
    final Origin origin = new OriginBuilder().setValue(bgpOrigin).build();
    final AsPath asPath = new AsPathBuilder().setSegments(pathSegments).build();
    final LocalPref localPref = new LocalPrefBuilder().setPref(Uint32.valueOf(preference)).build();
    final AttributesBuilder attributeBuilder = new AttributesBuilder().setOrigin(origin).setAsPath(asPath).setLocalPref(localPref);
    if (mpReach != null) {
        attributeBuilder.addAugmentation(new AttributesReachBuilder().setMpReachNlri(mpReach).build());
    }
    if (mpUnreach != null) {
        attributeBuilder.addAugmentation(new AttributesUnreachBuilder().setMpUnreachNlri(mpUnreach).build());
    }
    return new UpdateBuilder().setAttributes(new AttributesBuilder().setOrigin(origin).setAsPath(asPath).setLocalPref(localPref).addAugmentation(new AttributesReachBuilder().setMpReachNlri(mpReach).build()).build()).build();
}

Example 12 with Segments

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.path.attributes.attributes.as.path.Segments in project bgpcep by opendaylight.

the class TestUtil method createAttributes.

private static Attributes createAttributes() {
    final List<AsNumber> asSequences = Lists.newArrayList(new AsNumber(Uint32.valueOf(72)), new AsNumber(Uint32.valueOf(82)), new AsNumber(Uint32.valueOf(92)));
    final List<Segments> segments = new ArrayList<>();
    final SegmentsBuilder segmentsBuild = new SegmentsBuilder();
    segmentsBuild.setAsSequence(asSequences).build();
    return new AttributesBuilder().setAggregator(new AggregatorBuilder().setAsNumber(new AsNumber(Uint32.valueOf(72))).setNetworkAddress(IPV4_ADDRESS_20).build()).setAigp(new AigpBuilder().setAigpTlv(new AigpTlvBuilder().setMetric(new AccumulatedIgpMetric(Uint64.ONE)).build()).build()).setAsPath(new AsPathBuilder().setSegments(segments).build()).setAtomicAggregate(new AtomicAggregateBuilder().build()).setClusterId(new ClusterIdBuilder().setCluster(Lists.newArrayList(new ClusterIdentifier(IPV4_ADDRESS_30), new ClusterIdentifier(IPV4_ADDRESS_40))).build()).setCNextHop(new Ipv4NextHopCaseBuilder().setIpv4NextHop(new Ipv4NextHopBuilder().setGlobal(IPV4_ADDRESS_100).build()).build()).setCommunities(createCommunities()).setLocalPref(new LocalPrefBuilder().setPref(Uint32.valueOf(2)).build()).setMultiExitDisc(new MultiExitDiscBuilder().setMed(Uint32.valueOf(123)).build()).setOrigin(new OriginBuilder().setValue(BgpOrigin.Igp).build()).setOriginatorId(new OriginatorIdBuilder().setOriginator(IPV4_ADDRESS_12).build()).build();
}

Example 13 with Segments

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.path.attributes.attributes.as.path.Segments in project bgpcep by opendaylight.

the class AsPathAttributeParser method parseAsPath.

/**
 * Parses AS_PATH from bytes.
 *
 * @param refCache ReferenceCache shared reference of object
 * @param buffer bytes to be parsed
 * @return new ASPath object
 * @throws BGPDocumentedException if there is no AS_SEQUENCE present (mandatory)
 * @throws BGPParsingException
 */
private static AsPath parseAsPath(final ReferenceCache refCache, final ByteBuf buffer) throws BGPDocumentedException, BGPParsingException {
    if (!buffer.isReadable()) {
        return EMPTY;
    }
    final ArrayList<Segments> ases = new ArrayList<>();
    boolean isSequence = false;
    while (buffer.isReadable()) {
        final int type = buffer.readUnsignedByte();
        final SegmentType segmentType = AsPathSegmentParser.parseType(type);
        if (segmentType == null) {
            throw new BGPParsingException("AS Path segment type unknown : " + type);
        }
        final int count = buffer.readUnsignedByte();
        final List<AsNumber> asList = AsPathSegmentParser.parseAsSegment(refCache, count, buffer.readSlice(count * AsPathSegmentParser.AS_NUMBER_LENGTH));
        if (segmentType == SegmentType.AS_SEQUENCE) {
            ases.add(new SegmentsBuilder().setAsSequence(asList).build());
            isSequence = true;
        } else {
            ases.add(new SegmentsBuilder().setAsSet(asList).build());
        }
    }
    if (!isSequence) {
        throw new BGPDocumentedException("AS_SEQUENCE must be present in AS_PATH attribute.", BGPError.AS_PATH_MALFORMED);
    }
    ases.trimToSize();
    return new AsPathBuilder().setSegments(ases).build();
}

Example 14 with Segments

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.path.attributes.attributes.as.path.Segments in project netvirt by opendaylight.

the class NeutronUtils method isNetworkSegmentType.

public static <T extends NetworkTypeBase> boolean isNetworkSegmentType(Network network, Long index, Class<T> expectedNetworkType) {
    Class<? extends NetworkTypeBase> segmentType = null;
    NetworkProviderExtension providerExtension = network.getAugmentation(NetworkProviderExtension.class);
    if (providerExtension != null) {
        List<Segments> providerSegments = providerExtension.getSegments();
        if (providerSegments != null && providerSegments.size() > 0) {
            for (Segments providerSegment : providerSegments) {
                if (Objects.equals(providerSegment.getSegmentationIndex(), index)) {
                    segmentType = providerSegment.getNetworkType();
                    break;
                }
            }
        }
    }
    return segmentType != null && segmentType.isAssignableFrom(expectedNetworkType);
}

Example 15 with Segments

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.path.attributes.attributes.as.path.Segments in project netvirt by opendaylight.

the class NeutronUtils method getSegmentationIdFromNeutronNetworkSegment.

public static String getSegmentationIdFromNeutronNetworkSegment(Network network, Long index) {
    String segmentationId = null;
    NetworkProviderExtension providerExtension = network.getAugmentation(NetworkProviderExtension.class);
    if (providerExtension != null) {
        List<Segments> providerSegments = providerExtension.getSegments();
        if (providerSegments != null && providerSegments.size() > 0) {
            for (Segments providerSegment : providerSegments) {
                if (Objects.equals(providerSegment.getSegmentationIndex(), index)) {
                    segmentationId = providerSegment.getSegmentationId();
                    break;
                }
            }
        }
    }
    return segmentationId;
}