use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev171207.ipv6.prefixes.destination.ipv6.Ipv6Prefixes 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- withdrawn routes length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), 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(65001L));
final List<Segments> asPath = Lists.newArrayList();
asPath.add(new SegmentsBuilder().setAsSequence(asNumbers).build());
final Ipv6NextHopCase nextHop = new Ipv6NextHopCaseBuilder().setIpv6NextHop(new Ipv6NextHopBuilder().setGlobal(new Ipv6Address("2001:db8::1")).setLinkLocal(new Ipv6Address("fe80::c001:bff:fe7e:0")).build()).build();
final List<ClusterIdentifier> clusters = Lists.newArrayList(new ClusterIdentifier(new Ipv4Address("1.2.3.4")), new ClusterIdentifier(new Ipv4Address("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((long) 0).build());
assertEquals(paBuilder.getMultiExitDisc(), attrs.getMultiExitDisc());
paBuilder.setOriginatorId(new OriginatorIdBuilder().setOriginator(new Ipv4Address("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();
mpBuilder.setAfi(Ipv6AddressFamily.class);
mpBuilder.setSafi(UnicastSubsequentAddressFamily.class);
mpBuilder.setCNextHop(nextHop);
mpBuilder.setAdvertizedRoutes(new AdvertizedRoutesBuilder().setDestinationType(new DestinationIpv6CaseBuilder().setDestinationIpv6(new DestinationIpv6Builder().setIpv6Prefixes(prefs).build()).build()).build());
paBuilder.addAugmentation(Attributes1.class, new Attributes1Builder().setMpReachNlri(mpBuilder.build()).build());
assertEquals(paBuilder.getAugmentation(Attributes1.class).getMpReachNlri(), attrs.getAugmentation(Attributes1.class).getMpReachNlri());
paBuilder.setUnrecognizedAttributes(Collections.emptyList());
// check API message
builder.setAttributes(paBuilder.build());
assertEquals(builder.build(), message);
final ByteBuf buffer = Unpooled.buffer();
messageRegistry.serializeMessage(message, buffer);
assertArrayEquals(input, ByteArray.readAllBytes(buffer));
}
use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev171207.ipv6.prefixes.destination.ipv6.Ipv6Prefixes in project bgpcep by opendaylight.
the class IPv6RIBSupport method extractPrefixes.
private List<Ipv6Prefixes> extractPrefixes(final Collection<MapEntryNode> routes) {
final List<Ipv6Prefixes> prefs = new ArrayList<>(routes.size());
for (final MapEntryNode route : routes) {
final String prefix = (String) NormalizedNodes.findNode(route, routePrefixIdentifier()).get().getValue();
prefs.add(new Ipv6PrefixesBuilder().setPathId(PathIdUtil.buildPathId(route, routePathIdNid())).setPrefix(new Ipv6Prefix(prefix)).build());
}
return prefs;
}
use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev171207.ipv6.prefixes.destination.ipv6.Ipv6Prefixes in project bgpcep by opendaylight.
the class Ipv6NlriParser 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 Attributes1 pathAttributes1 = pathAttributes.getAugmentation(Attributes1.class);
final Attributes2 pathAttributes2 = pathAttributes.getAugmentation(Attributes2.class);
if (pathAttributes1 != null) {
final AdvertizedRoutes advertizedRoutes = pathAttributes1.getMpReachNlri().getAdvertizedRoutes();
if (advertizedRoutes != null && advertizedRoutes.getDestinationType() instanceof DestinationIpv6Case) {
final DestinationIpv6Case destinationIpv6Case = (DestinationIpv6Case) advertizedRoutes.getDestinationType();
for (final Ipv6Prefixes ipv6Prefix : destinationIpv6Case.getDestinationIpv6().getIpv6Prefixes()) {
PathIdUtil.writePathId(ipv6Prefix.getPathId(), byteAggregator);
ByteBufWriteUtil.writeMinimalPrefix(ipv6Prefix.getPrefix(), byteAggregator);
}
}
} else if (pathAttributes2 != null) {
final WithdrawnRoutes withdrawnRoutes = pathAttributes2.getMpUnreachNlri().getWithdrawnRoutes();
if (withdrawnRoutes != null && withdrawnRoutes.getDestinationType() instanceof org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev171207.update.attributes.mp.unreach.nlri.withdrawn.routes.destination.type.DestinationIpv6Case) {
final org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev171207.update.attributes.mp.unreach.nlri.withdrawn.routes.destination.type.DestinationIpv6Case destinationIpv6Case = (org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev171207.update.attributes.mp.unreach.nlri.withdrawn.routes.destination.type.DestinationIpv6Case) withdrawnRoutes.getDestinationType();
for (final Ipv6Prefixes ipv6Prefix : destinationIpv6Case.getDestinationIpv6().getIpv6Prefixes()) {
PathIdUtil.writePathId(ipv6Prefix.getPathId(), byteAggregator);
ByteBufWriteUtil.writeMinimalPrefix(ipv6Prefix.getPrefix(), byteAggregator);
}
}
}
}
use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev171207.ipv6.prefixes.destination.ipv6.Ipv6Prefixes in project bgpcep by opendaylight.
the class Ipv6NlriParser method prefixes.
private static DestinationIpv6 prefixes(final ByteBuf nlri, final PeerSpecificParserConstraint constraint, final Class<? extends AddressFamily> afi, final Class<? extends SubsequentAddressFamily> safi) {
final List<Ipv6Prefixes> prefixes = new ArrayList<>();
final boolean supported = MultiPathSupportUtil.isTableTypeSupported(constraint, new BgpTableTypeImpl(afi, safi));
while (nlri.isReadable()) {
final Ipv6PrefixesBuilder prefixesBuilder = new Ipv6PrefixesBuilder();
if (supported) {
prefixesBuilder.setPathId(PathIdUtil.readPathId(nlri));
}
prefixesBuilder.setPrefix(Ipv6Util.prefixForByteBuf(nlri));
prefixes.add(prefixesBuilder.build());
}
return new DestinationIpv6Builder().setIpv6Prefixes(prefixes).build();
}
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