use of org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.nt.l3.unicast.igp.topology.rev131021.igp.node.attributes.igp.node.attributes.Prefix in project bgpcep by opendaylight.
the class BGPParserTest method testGetUpdateMessage1.
/*
* Tests IPv4 NEXT_HOP, ATOMIC_AGGREGATE, COMMUNITY, NLRI
*
* ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff <- marker
* 00 54 <- length (84) - including header
* 02 <- message type
* 00 00 <- withdrawn routes length
* 00 31 <- total path attribute length (49)
* 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 ea <- path segment value (65002)
* 40 <- attribute flags
* 03 <- attribute type code (Next Hop)
* 04 <- attribute length
* 10 00 00 02 <- value (10.0.0.2)
* 80 <- attribute flags
* 04 <- attribute type code (multi exit disc)
* 04 <- attribute length
* 00 00 00 00 <- value
* 60 <- attribute flags
* 06 <- attribute type code (atomic aggregate)
* 00 <- attribute length
* 40 <- attribute flags
* 08 <- attribute type code (community)
* 10 <- attribute length FF FF FF
* 01 <- value (NO_EXPORT)
* FF FF FF 02 <- value (NO_ADVERTISE)
* FF FF FF 03 <- value (NO_EXPORT_SUBCONFED)
* FF FF FF 10 <- unknown Community
*
* //NLRI
* 18 ac 11 02 <- IPv4 Prefix (172.17.2.0 / 24)
* 18 ac 11 01 <- IPv4 Prefix (172.17.1.0 / 24)
* 18 ac 11 00 <- IPv4 Prefix (172.17.0.0 / 24)
*/
@Test
public void testGetUpdateMessage1() throws Exception {
final byte[] body = ByteArray.cutBytes(inputBytes.get(0), MessageUtil.COMMON_HEADER_LENGTH);
final int messageLength = ByteArray.bytesToInt(ByteArray.subByte(inputBytes.get(0), MessageUtil.MARKER_LENGTH, LENGTH_FIELD_LENGTH));
final Update message = BGPParserTest.updateParser.parseMessageBody(Unpooled.copiedBuffer(body), messageLength);
// check fields
assertNull(message.getWithdrawnRoutes());
// attributes
final List<AsNumber> asNumbers = new ArrayList<>();
asNumbers.add(new AsNumber(65002L));
final List<Segments> asPath = Lists.newArrayList();
asPath.add(new SegmentsBuilder().setAsSequence(asNumbers).build());
final Ipv4NextHopCase nextHop = new Ipv4NextHopCaseBuilder().setIpv4NextHop(new Ipv4NextHopBuilder().setGlobal(new Ipv4Address("10.0.0.2")).build()).build();
final List<Communities> comms = Lists.newArrayList();
comms.add((Communities) CommunityUtil.NO_EXPORT);
comms.add((Communities) CommunityUtil.NO_ADVERTISE);
comms.add((Communities) CommunityUtil.NO_EXPORT_SUBCONFED);
comms.add((Communities) CommunityUtil.create(NoopReferenceCache.getInstance(), 0xFFFF, 0xFF10));
final UpdateBuilder builder = new UpdateBuilder();
// check nlri
final List<Nlri> nlris = Lists.newArrayList();
nlris.add(new NlriBuilder().setPrefix(new Ipv4Prefix("172.17.2.0/24")).build());
nlris.add(new NlriBuilder().setPrefix(new Ipv4Prefix("172.17.1.0/24")).build());
nlris.add(new NlriBuilder().setPrefix(new Ipv4Prefix("172.17.0.0/24")).build());
assertEquals(nlris, message.getNlri());
builder.setNlri(nlris);
// 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.setCNextHop(nextHop);
assertEquals(paBuilder.getCNextHop(), attrs.getCNextHop());
paBuilder.setMultiExitDisc(new MultiExitDiscBuilder().setMed((long) 0).build());
assertEquals(paBuilder.getMultiExitDisc(), attrs.getMultiExitDisc());
paBuilder.setAtomicAggregate(new AtomicAggregateBuilder().build());
assertEquals(paBuilder.getAtomicAggregate(), attrs.getAtomicAggregate());
paBuilder.setCommunities(comms);
assertEquals(paBuilder.getCommunities(), attrs.getCommunities());
paBuilder.setUnrecognizedAttributes(Collections.emptyList());
builder.setAttributes(paBuilder.build());
assertEquals(builder.build(), message);
final ByteBuf buffer = Unpooled.buffer();
BGPParserTest.updateParser.serializeMessage(message, buffer);
assertArrayEquals(inputBytes.get(0), ByteArray.readAllBytes(buffer));
}
use of org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.nt.l3.unicast.igp.topology.rev131021.igp.node.attributes.igp.node.attributes.Prefix in project bgpcep by opendaylight.
the class EROIpv4PrefixSubobjectParser method serializeSubobject.
@Override
public void serializeSubobject(final Subobject subobject, final ByteBuf buffer) {
Preconditions.checkArgument(subobject.getSubobjectType() instanceof IpPrefixCase, "Unknown subobject instance. Passed %s. Needed IpPrefixCase.", subobject.getSubobjectType().getClass());
final IpPrefixSubobject specObj = ((IpPrefixCase) subobject.getSubobjectType()).getIpPrefix();
final IpPrefix prefix = specObj.getIpPrefix();
Preconditions.checkArgument(prefix.getIpv4Prefix() != null || prefix.getIpv6Prefix() != null, "Unknown AbstractPrefix instance. Passed %s.", prefix.getClass());
if (prefix.getIpv6Prefix() != null) {
new EROIpv6PrefixSubobjectParser().serializeSubobject(subobject, buffer);
} else {
final ByteBuf body = Unpooled.buffer(CONTENT4_LENGTH);
Preconditions.checkArgument(prefix.getIpv4Prefix() != null, "Ipv4Prefix is mandatory.");
writeIpv4Prefix(prefix.getIpv4Prefix(), body);
body.writeZero(RESERVED);
EROSubobjectUtil.formatSubobject(TYPE, subobject.isLoose(), body, buffer);
}
}
use of org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.nt.l3.unicast.igp.topology.rev131021.igp.node.attributes.igp.node.attributes.Prefix in project bgpcep by opendaylight.
the class EROIpv6PrefixSubobjectParser method serializeSubobject.
@Override
public void serializeSubobject(final Subobject subobject, final ByteBuf buffer) {
Preconditions.checkArgument(subobject.getSubobjectType() instanceof IpPrefixCase, "Unknown subobject instance. Passed %s. Needed IpPrefixCase.", subobject.getSubobjectType().getClass());
final IpPrefixSubobject specObj = ((IpPrefixCase) subobject.getSubobjectType()).getIpPrefix();
final IpPrefix prefix = specObj.getIpPrefix();
final ByteBuf body = Unpooled.buffer();
Preconditions.checkArgument(prefix.getIpv6Prefix() != null, "Ipv6Prefix is mandatory.");
writeIpv6Prefix(prefix.getIpv6Prefix(), body);
body.writeZero(RESERVED);
EROSubobjectUtil.formatSubobject(TYPE, subobject.isLoose(), body, buffer);
}
use of org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.nt.l3.unicast.igp.topology.rev131021.igp.node.attributes.igp.node.attributes.Prefix in project bgpcep by opendaylight.
the class EROIpv6PrefixSubobjectParser method parseSubobject.
@Override
public Subobject parseSubobject(final ByteBuf buffer, final boolean loose) throws PCEPDeserializerException {
Preconditions.checkArgument(buffer != null && buffer.isReadable(), "Array of bytes is mandatory. Can't be null or empty.");
final SubobjectBuilder builder = new SubobjectBuilder();
builder.setLoose(loose);
if (buffer.readableBytes() != CONTENT_LENGTH) {
throw new PCEPDeserializerException("Wrong length of array of bytes. Passed: " + buffer.readableBytes() + ";");
}
final int length = buffer.getUnsignedByte(PREFIX_F_OFFSET);
final IpPrefixBuilder prefix = new IpPrefixBuilder().setIpPrefix(new IpPrefix(Ipv6Util.prefixForBytes(ByteArray.readBytes(buffer, Ipv6Util.IPV6_LENGTH), length)));
builder.setSubobjectType(new IpPrefixCaseBuilder().setIpPrefix(prefix.build()).build());
return builder.build();
}
use of org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.nt.l3.unicast.igp.topology.rev131021.igp.node.attributes.igp.node.attributes.Prefix 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));
}
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