use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.next.hop.c.next.hop.Ipv6NextHopCase in project bgpcep by opendaylight.
the class VpnIpv6NextHopTest method testSerializeIpv6NextHopCase.
@Test
public void testSerializeIpv6NextHopCase() throws Exception {
// put some random valid IPv6 address here
final String TEST_IPV6 = "2001::1234:5678:90ab:cdef";
final ByteBuf buffer = Unpooled.buffer();
final byte[] nextHop = new byte[Ipv6Util.IPV6_LENGTH + RouteDistinguisherUtil.RD_LENGTH];
// now copy the IPv6 address to the byte array
System.arraycopy(Inet6Address.getByName(TEST_IPV6).getAddress(), 0, nextHop, RouteDistinguisherUtil.RD_LENGTH, Ipv6Util.IPV6_LENGTH);
final CNextHop hop = new Ipv6NextHopCaseBuilder().setIpv6NextHop(new Ipv6NextHopBuilder().setGlobal(new Ipv6Address(TEST_IPV6)).build()).build();
HANDLER.serializeNextHop(hop, buffer);
assertArrayEquals(nextHop, ByteArray.readAllBytes(buffer));
final CNextHop parsedHop = HANDLER.parseNextHop(Unpooled.wrappedBuffer(nextHop));
assertTrue(hop instanceof Ipv6NextHopCase);
assertEquals(hop, parsedHop);
}
use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.next.hop.c.next.hop.Ipv6NextHopCase in project bgpcep by opendaylight.
the class NextHopUtilTest method testParseNextHop.
@Test
public void testParseNextHop() {
CNextHop hop = null;
try {
hop = NextHopUtil.parseNextHop(Unpooled.wrappedBuffer(IPV4B));
} catch (final IllegalArgumentException e) {
fail("This exception should not happen");
}
assertEquals(IPV4, ((Ipv4NextHopCase) hop).getIpv4NextHop().getGlobal());
try {
hop = NextHopUtil.parseNextHop(Unpooled.wrappedBuffer(IPV6B));
} catch (final IllegalArgumentException e) {
fail("This exception should not happen");
}
assertEquals(IPV6, ((Ipv6NextHopCase) hop).getIpv6NextHop().getGlobal());
assertNull(((Ipv6NextHopCase) hop).getIpv6NextHop().getLinkLocal());
try {
hop = NextHopUtil.parseNextHop(Unpooled.wrappedBuffer(IPV6LB));
} catch (final IllegalArgumentException e) {
fail("This exception should not happen");
}
assertEquals(IPV6, ((Ipv6NextHopCase) hop).getIpv6NextHop().getGlobal());
assertEquals(IPV6L, ((Ipv6NextHopCase) hop).getIpv6NextHop().getLinkLocal());
final byte[] wrong = new byte[] { (byte) 0x20, (byte) 0x01, (byte) 0x0d };
try {
NextHopUtil.parseNextHop(Unpooled.wrappedBuffer(wrong));
fail("Exception should happen");
} catch (final IllegalArgumentException e) {
assertEquals("Cannot parse NEXT_HOP attribute. Wrong bytes length: 3", e.getMessage());
}
}
use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.next.hop.c.next.hop.Ipv6NextHopCase 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.types.rev130919.next.hop.c.next.hop.Ipv6NextHopCase in project bgpcep by opendaylight.
the class NextHopParserSerializerTest method testSerializeIpv6LinkNextHopCase.
@Test
public void testSerializeIpv6LinkNextHopCase() throws BGPParsingException {
this.hop = new Ipv6NextHopCaseBuilder().setIpv6NextHop(new Ipv6NextHopBuilder().setGlobal(IPV6).setLinkLocal(IPV6L).build()).build();
this.buffer.clear();
this.ipv6NextHopParserSerializer.serializeNextHop(this.hop, this.buffer);
assertArrayEquals(IPV6LB, ByteArray.readAllBytes(this.buffer));
final CNextHop parsedHop = this.ipv6NextHopParserSerializer.parseNextHop(Unpooled.wrappedBuffer(IPV6LB));
assertTrue(parsedHop instanceof Ipv6NextHopCase);
assertEquals(this.hop, parsedHop);
}
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