Search in sources :

Example 1 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 getNumberSegmentsFromNeutronNetwork.

public static Long getNumberSegmentsFromNeutronNetwork(Network network) {
    NetworkProviderExtension providerExtension = network.getAugmentation(NetworkProviderExtension.class);
    Integer numSegs = 0;
    if (providerExtension != null) {
        List<Segments> providerSegments = providerExtension.getSegments();
        if (providerSegments != null) {
            numSegs = providerSegments.size();
        }
    }
    return Long.valueOf(numSegs);
}
Also used : Segments(org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.provider.ext.rev150712.neutron.networks.network.Segments) NetworkProviderExtension(org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.provider.ext.rev150712.NetworkProviderExtension)

Example 2 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 NeutronNetworkChangeListener method buildSegments.

@Nonnull
private List<ElanSegments> buildSegments(Network input) {
    Long numSegments = NeutronUtils.getNumberSegmentsFromNeutronNetwork(input);
    List<ElanSegments> segments = new ArrayList<>();
    for (long index = 0L; index < numSegments; index++) {
        ElanSegmentsBuilder elanSegmentsBuilder = new ElanSegmentsBuilder();
        elanSegmentsBuilder.setSegmentationId(0L);
        if (NeutronUtils.getSegmentationIdFromNeutronNetworkSegment(input, index) != null) {
            try {
                elanSegmentsBuilder.setSegmentationId(Long.valueOf(NeutronUtils.getSegmentationIdFromNeutronNetworkSegment(input, index)));
            } catch (NumberFormatException error) {
                LOG.error("Failed to get the segment id for network {}", input);
            }
        }
        if (NeutronUtils.isNetworkSegmentType(input, index, NetworkTypeVxlan.class)) {
            elanSegmentsBuilder.setSegmentType(SegmentTypeVxlan.class);
        } else if (NeutronUtils.isNetworkSegmentType(input, index, NetworkTypeVlan.class)) {
            elanSegmentsBuilder.setSegmentType(SegmentTypeVlan.class);
        } else if (NeutronUtils.isNetworkSegmentType(input, index, NetworkTypeFlat.class)) {
            elanSegmentsBuilder.setSegmentType(SegmentTypeFlat.class);
        }
        elanSegmentsBuilder.setSegmentationIndex(index);
        segments.add(elanSegmentsBuilder.build());
        LOG.debug("Added segment {} to ELANInstance", segments.get((int) index - 1));
    }
    return segments;
}
Also used : SegmentTypeVlan(org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.elan.rev150602.SegmentTypeVlan) ElanSegments(org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.elan.rev150602.elan.instances.elan.instance.ElanSegments) ElanSegmentsBuilder(org.opendaylight.yang.gen.v1.urn.opendaylight.netvirt.elan.rev150602.elan.instances.elan.instance.ElanSegmentsBuilder) ArrayList(java.util.ArrayList) NetworkTypeVlan(org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.networks.rev150712.NetworkTypeVlan) Nonnull(javax.annotation.Nonnull)

Example 3 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 AsPathPrepend method applyExportAction.

@Override
public Attributes applyExportAction(final RouteEntryBaseAttributes routeEntryInfo, final BGPRouteEntryExportParameters exportParameters, final Attributes attributes, final SetAsPathPrepend actions) {
    final List<Segments> oldSegments = attributes.getAsPath().getSegments();
    /*
         * We need to check the first segment.
         * If it has as-set then new as-sequence with local AS is prepended.
         * If it has as-sequence, we may add local AS when it has less than 255 elements.
         * Otherwise we need to create new as-sequence for local AS.
         */
    final ArrayList<AsNumber> newAsSequence = new ArrayList<>();
    newAsSequence.add(new AsNumber(routeEntryInfo.getLocalAs()));
    List<Segments> newSegments = new ArrayList<>();
    if (oldSegments == null || oldSegments.isEmpty()) {
        newSegments = Collections.singletonList(new SegmentsBuilder().setAsSequence(newAsSequence).build());
    } else {
        final Segments firstSegment = oldSegments.remove(0);
        final List<AsNumber> firstAsSequence = firstSegment.getAsSequence();
        if (firstAsSequence != null && firstAsSequence.size() < Values.UNSIGNED_BYTE_MAX_VALUE) {
            newAsSequence.addAll(firstAsSequence);
            newSegments.add(new SegmentsBuilder().setAsSequence(newAsSequence).build());
        } else {
            newSegments.add(new SegmentsBuilder().setAsSequence(newAsSequence).build());
            newSegments.add(firstSegment);
        }
        newSegments.addAll(oldSegments);
    }
    return new AttributesBuilder(attributes).setAsPath(new AsPathBuilder().setSegments(newSegments).build()).build();
}
Also used : AsPathBuilder(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev171207.path.attributes.attributes.AsPathBuilder) SegmentsBuilder(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev171207.path.attributes.attributes.as.path.SegmentsBuilder) ArrayList(java.util.ArrayList) Segments(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev171207.path.attributes.attributes.as.path.Segments) AsNumber(org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.AsNumber) AttributesBuilder(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev171207.path.attributes.AttributesBuilder)

Example 4 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 serializeAttribute.

@Override
public void serializeAttribute(final DataObject attribute, final ByteBuf byteAggregator) {
    Preconditions.checkArgument(attribute instanceof Attributes, "Attribute parameter is not a PathAttribute object.");
    final Attributes pathAttributes = (Attributes) attribute;
    final AsPath asPath = pathAttributes.getAsPath();
    if (asPath == null) {
        return;
    }
    final ByteBuf segmentsBuffer = Unpooled.buffer();
    if (asPath.getSegments() != null) {
        for (final Segments segments : asPath.getSegments()) {
            if (segments.getAsSequence() != null) {
                AsPathSegmentParser.serializeAsList(segments.getAsSequence(), SegmentType.AS_SEQUENCE, segmentsBuffer);
            } else if (segments.getAsSet() != null) {
                AsPathSegmentParser.serializeAsList(segments.getAsSet(), SegmentType.AS_SET, segmentsBuffer);
            } else {
                LOG.warn("Segment doesn't have AsSequence nor AsSet list.");
            }
        }
    }
    AttributeUtil.formatAttribute(AttributeUtil.TRANSITIVE, TYPE, segmentsBuffer, byteAggregator);
}
Also used : AsPath(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev171207.path.attributes.attributes.AsPath) Attributes(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev171207.path.attributes.Attributes) Segments(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev171207.path.attributes.attributes.as.path.Segments) ByteBuf(io.netty.buffer.ByteBuf)

Example 5 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 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.get(1)), 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(Uint32.valueOf(65001)));
    final List<Segments> asPath = new ArrayList<>();
    asPath.add(new SegmentsBuilder().setAsSequence(asNumbers).build());
    final Ipv6NextHopCase nextHop = new Ipv6NextHopCaseBuilder().setIpv6NextHop(new Ipv6NextHopBuilder().setGlobal(new Ipv6AddressNoZone("2001:db8::1")).setLinkLocal(new Ipv6AddressNoZone("fe80::c001:bff:fe7e:0")).build()).build();
    final List<ClusterIdentifier> clusters = Lists.newArrayList(new ClusterIdentifier(new Ipv4AddressNoZone("1.2.3.4")), new ClusterIdentifier(new Ipv4AddressNoZone("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(Uint32.ZERO).build());
    assertEquals(paBuilder.getMultiExitDisc(), attrs.getMultiExitDisc());
    paBuilder.setOriginatorId(new OriginatorIdBuilder().setOriginator(new Ipv4AddressNoZone("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().setAfi(Ipv6AddressFamily.class).setSafi(UnicastSubsequentAddressFamily.class).setCNextHop(nextHop).setAdvertizedRoutes(new AdvertizedRoutesBuilder().setDestinationType(new DestinationIpv6CaseBuilder().setDestinationIpv6(new DestinationIpv6Builder().setIpv6Prefixes(prefs).build()).build()).build());
    paBuilder.addAugmentation(new AttributesReachBuilder().setMpReachNlri(mpBuilder.build()).build());
    assertEquals(paBuilder.augmentation(AttributesReach.class).getMpReachNlri(), attrs.augmentation(AttributesReach.class).getMpReachNlri());
    paBuilder.setUnrecognizedAttributes(Collections.emptyMap());
    // check API message
    builder.setAttributes(paBuilder.build());
    assertEquals(builder.build(), message);
    final ByteBuf buffer = Unpooled.buffer();
    messageRegistry.serializeMessage(message, buffer);
    assertArrayEquals(input.get(1), ByteArray.readAllBytes(buffer));
}
Also used : Ipv6AddressFamily(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev200120.Ipv6AddressFamily) MpReachNlriBuilder(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev180329.attributes.reach.MpReachNlriBuilder) Ipv4AddressNoZone(org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv4AddressNoZone) OriginBuilder(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.path.attributes.attributes.OriginBuilder) MultiExitDiscBuilder(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.path.attributes.attributes.MultiExitDiscBuilder) ArrayList(java.util.ArrayList) Attributes(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.path.attributes.Attributes) Segments(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.path.attributes.attributes.as.path.Segments) UpdateBuilder(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.UpdateBuilder) Update(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.Update) ByteBuf(io.netty.buffer.ByteBuf) Ipv6AddressNoZone(org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv6AddressNoZone) Ipv6Prefix(org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv6Prefix) Ipv6PrefixesBuilder(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev180329.ipv6.prefixes.destination.ipv6.Ipv6PrefixesBuilder) AsPathBuilder(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.path.attributes.attributes.AsPathBuilder) AttributesReachBuilder(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev180329.AttributesReachBuilder) SegmentsBuilder(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.path.attributes.attributes.as.path.SegmentsBuilder) ClusterIdBuilder(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.path.attributes.attributes.ClusterIdBuilder) DestinationIpv6Builder(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev180329.ipv6.prefixes.DestinationIpv6Builder) Ipv6NextHopBuilder(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev200120.next.hop.c.next.hop.ipv6.next.hop._case.Ipv6NextHopBuilder) DestinationIpv6CaseBuilder(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev180329.update.attributes.mp.reach.nlri.advertized.routes.destination.type.DestinationIpv6CaseBuilder) Ipv6Prefixes(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev180329.ipv6.prefixes.destination.ipv6.Ipv6Prefixes) ClusterIdentifier(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev200120.ClusterIdentifier) AsNumber(org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.AsNumber) OriginatorIdBuilder(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.path.attributes.attributes.OriginatorIdBuilder) Ipv6NextHopCase(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev200120.next.hop.c.next.hop.Ipv6NextHopCase) AdvertizedRoutesBuilder(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev180329.attributes.reach.mp.reach.nlri.AdvertizedRoutesBuilder) AttributesBuilder(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.path.attributes.AttributesBuilder) Ipv6NextHopCaseBuilder(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev200120.next.hop.c.next.hop.Ipv6NextHopCaseBuilder) Test(org.junit.Test)

Aggregations

ArrayList (java.util.ArrayList)12 AsNumber (org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.AsNumber)12 Segments (org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.path.attributes.attributes.as.path.Segments)12 SegmentsBuilder (org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.path.attributes.attributes.as.path.SegmentsBuilder)9 AsPathBuilder (org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.path.attributes.attributes.AsPathBuilder)7 AttributesBuilder (org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.path.attributes.AttributesBuilder)6 OriginBuilder (org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.path.attributes.attributes.OriginBuilder)6 ByteBuf (io.netty.buffer.ByteBuf)5 UpdateBuilder (org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.UpdateBuilder)5 NetworkProviderExtension (org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.provider.ext.rev150712.NetworkProviderExtension)4 Segments (org.opendaylight.yang.gen.v1.urn.opendaylight.neutron.provider.ext.rev150712.neutron.networks.network.Segments)4 MultiExitDiscBuilder (org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.path.attributes.attributes.MultiExitDiscBuilder)4 Test (org.junit.Test)3 PeerSpecificParserConstraint (org.opendaylight.protocol.bgp.parser.spi.PeerSpecificParserConstraint)3 Ipv4AddressNoZone (org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv4AddressNoZone)3 AttributesReachBuilder (org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev180329.AttributesReachBuilder)3 Ipv4Prefix (org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv4Prefix)2 Ipv6AddressNoZone (org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv6AddressNoZone)2 Ipv6Prefix (org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv6Prefix)2 OfHeader (org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.OfHeader)2