Examples with Ipv4NextHopCase org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev200120.next.hop.c.next.hop.Ipv4NextHopCase used on opensource projects

Example 1 with Ipv4NextHopCase

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev200120.next.hop.c.next.hop.Ipv4NextHopCase 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());
    }
}

Example 2 with Ipv4NextHopCase

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev200120.next.hop.c.next.hop.Ipv4NextHopCase in project bgpcep by opendaylight.

the class NextHopParserSerializerTest method testSerializeIpv4NextHopCase.

@Test
public void testSerializeIpv4NextHopCase() throws BGPParsingException {
    final byte[] ipv4B = { 42, 42, 42, 42 };
    this.hop = new Ipv4NextHopCaseBuilder().setIpv4NextHop(new Ipv4NextHopBuilder().setGlobal(new Ipv4AddressNoZone("42.42.42.42")).build()).build();
    this.ipv4NextHopParserSerializer.serializeNextHop(this.hop, this.buffer);
    assertArrayEquals(ipv4B, ByteArray.readAllBytes(this.buffer));
    final CNextHop parsedHop = this.ipv4NextHopParserSerializer.parseNextHop(Unpooled.wrappedBuffer(ipv4B));
    assertTrue(this.hop instanceof Ipv4NextHopCase);
    assertEquals(this.hop, parsedHop);
}

Example 3 with Ipv4NextHopCase

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev200120.next.hop.c.next.hop.Ipv4NextHopCase in project bgpcep by opendaylight.

the class ParserTest method testBGPNode.

/*
     * TEST BGP Node
     *
     *  00 00 <- withdrawn routes length
        00 b1 <- total path attribute length (177)
        80 <- attribute flags
        0e <- attribute type code (MP reach)
        a0 <- attribute length (160)
        40 04 <- AFI (16388 - Linkstate)
        47 <- SAFI (71 - Linkstate)
        04 <- next hop length
        19 19 19 01 - nexthop (25.25.25.1)
        00 <- reserved

        00 01 <- NLRI type (1 - nodeNLRI)
        00 31 <- NLRI length (49)
        03 <- ProtocolID - OSPF
        00 00 00 00 00 00 00 01 <- identifier
        01 00 <- local node descriptor type (256)
        00 24 <- length (36)
        02 00 <- node descriptor type (member AS - 512)
        00 04 <- length
        00 00 00 64 <- value (100)
        02 01 <- node descriptor type (bgpId - 513)
        00 04 <- length
        19 19 19 01 <- bgpId (25.25.25.1)
        02 02 <- node descriptor type (areaId - 514)
        00 04 <- length
        00 00 00 00 <- value
        02 03 <- node descriptor type (routeId - 515)
        00 08 <- length
        03 03 03 04 0b 0b 0b 03 <- OSPF Router Id

        00 01 <- NLRI type (1 - nodeNLRI)
        00 2d <- NLRI length (45)
        03 <- ProtocolID - OSPF
        00 00 00 00 00 00 00 01 <- identifier
        01 00 <- local node descriptor type (256)
        00 20 <- length (32)
        02 00 <- node descriptor type (member AS - 512)
        00 04 <- length
        00 00 00 64 <- value (100)
        02 01 <- node descriptor type (bgpId - 513)
        00 04 <- length
        19 19 19 01 <- bgpId (25.25.25.1)
        02 02 <- node descriptor type (areaId - 514)
        00 04 <- length
        00 00 00 00 <- value
        02 03 <- node descriptor type (routeId - 515)
        00 04 <- length
        03 03 03 04 <- OSPF Router Id

        00 01 <- NLRI type (1 - nodeNLRI)
        00 2d <- NLRI length (45)
        03 <- ProtocolID - OSPF
        00 00 00 00 00 00 00 01 <- identifier
        01 00 <- local node descriptor type (256)
        00 20 <- length (32)
        02 00 <- node descriptor type (member AS - 512)
        00 04 <- length
        00 00 00 64 <- value (100)
        02 01 <- node descriptor type (bgpId - 513)
        00 04 <- length
        19 19 19 01 <- bgpId (25.25.25.1)
        02 02 <- node descriptor type (areaId - 514)
        00 04 <- length
        00 00 00 00 <- value
        02 03 <- node descriptor type (routeId - 515)
        00 04 <- length
        01 01 01 02  <- OSPF Router Id

        40 <- attribute flags
        01 <- attribute type (Origin)
        01 <- attribute length
        00 <- value (IGP)
        40 <- attribute flags
        02 <- attribute type (AS Path)
        00 <- length
        40 <- attribute flags
        05 <- attribute type (local pref)
        04 <- length
        00 00 00 64 <- value
     */
@Test
public void testBGPNode() throws Exception {
    final byte[] body = ByteArray.cutBytes(INPUT_BYTES.get(2), MessageUtil.COMMON_HEADER_LENGTH);
    final int messageLength = ByteArray.bytesToInt(ByteArray.subByte(INPUT_BYTES.get(2), MessageUtil.MARKER_LENGTH, LENGTH_FIELD_LENGTH));
    final Update message = ParserTest.updateParser.parseMessageBody(Unpooled.copiedBuffer(body), messageLength, null);
    final UpdateBuilder builder = new UpdateBuilder();
    // check fields
    assertNull(message.getWithdrawnRoutes());
    // attributes
    final Ipv4NextHopCase nextHop = new Ipv4NextHopCaseBuilder().setIpv4NextHop(new Ipv4NextHopBuilder().setGlobal(new Ipv4AddressNoZone("25.25.25.1")).build()).build();
    final CLinkstateDestinationBuilder clBuilder = new CLinkstateDestinationBuilder();
    clBuilder.setIdentifier(new Identifier(Uint64.ONE));
    clBuilder.setProtocolId(ProtocolId.Ospf);
    final NodeDescriptorsBuilder n = new NodeDescriptorsBuilder().setAsNumber(new AsNumber(Uint32.valueOf(100))).setDomainId(new DomainIdentifier(Uint32.valueOf(0x19191901L))).setAreaId(new AreaIdentifier(Uint32.ZERO));
    final List<CLinkstateDestination> linkstates = new ArrayList<>();
    final NodeCaseBuilder nCase = new NodeCaseBuilder().setNodeDescriptors(n.setCRouterIdentifier(new OspfPseudonodeCaseBuilder().setOspfPseudonode(new OspfPseudonodeBuilder().setOspfRouterId(Uint32.valueOf(0x03030304L)).setLanInterface(new OspfInterfaceIdentifier(Uint32.valueOf(0x0b0b0b03L))).build()).build()).build());
    linkstates.add(clBuilder.setObjectType(nCase.build()).build());
    nCase.setNodeDescriptors(n.setCRouterIdentifier(new OspfNodeCaseBuilder().setOspfNode(new OspfNodeBuilder().setOspfRouterId(Uint32.valueOf(0x03030304L)).build()).build()).build());
    linkstates.add(clBuilder.setObjectType(nCase.build()).build());
    nCase.setNodeDescriptors(n.setCRouterIdentifier(new OspfNodeCaseBuilder().setOspfNode(new OspfNodeBuilder().setOspfRouterId(Uint32.valueOf(0x01010102L)).build()).build()).build());
    linkstates.add(clBuilder.setObjectType(nCase.build()).build());
    final AttributesReachBuilder lsBuilder = new AttributesReachBuilder();
    final MpReachNlriBuilder mpBuilder = new MpReachNlriBuilder();
    mpBuilder.setAfi(LinkstateAddressFamily.class);
    mpBuilder.setSafi(LinkstateSubsequentAddressFamily.class);
    mpBuilder.setCNextHop(nextHop);
    final DestinationLinkstateBuilder dBuilder = new DestinationLinkstateBuilder();
    dBuilder.setCLinkstateDestination(linkstates);
    mpBuilder.setAdvertizedRoutes(new AdvertizedRoutesBuilder().setDestinationType(new DestinationLinkstateCaseBuilder().setDestinationLinkstate(dBuilder.build()).build()).build());
    lsBuilder.setMpReachNlri(mpBuilder.build());
    // 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(Collections.emptyList()).build());
    assertEquals(paBuilder.getAsPath(), attrs.getAsPath());
    paBuilder.setLocalPref(new LocalPrefBuilder().setPref(Uint32.valueOf(100)).build());
    assertEquals(paBuilder.getLocalPref(), attrs.getLocalPref());
    paBuilder.addAugmentation(lsBuilder.build());
    paBuilder.setUnrecognizedAttributes(Collections.emptyMap());
    final MpReachNlri mp = attrs.augmentation(AttributesReach.class).getMpReachNlri();
    assertEquals(mpBuilder.getAfi(), mp.getAfi());
    assertEquals(mpBuilder.getSafi(), mp.getSafi());
    assertEquals(mpBuilder.getCNextHop(), mp.getCNextHop());
    final List<CLinkstateDestination> dests = ((DestinationLinkstateCase) mp.getAdvertizedRoutes().getDestinationType()).getDestinationLinkstate().getCLinkstateDestination();
    assertEquals(linkstates.size(), dests.size());
    assertEquals(linkstates, dests);
    // check API message
    builder.setAttributes(paBuilder.build());
    assertEquals(builder.build(), message);
    final ByteBuf buffer = Unpooled.buffer();
    ParserTest.updateParser.serializeMessage(message, buffer);
    assertArrayEquals(INPUT_BYTES.get(2), ByteArray.readAllBytes(buffer));
}

Example 4 with Ipv4NextHopCase

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev200120.next.hop.c.next.hop.Ipv4NextHopCase 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(INPUT_BYTES.get(0), MessageUtil.COMMON_HEADER_LENGTH);
    final int messageLength = ByteArray.bytesToInt(ByteArray.subByte(INPUT_BYTES.get(0), MessageUtil.MARKER_LENGTH, LENGTH_FIELD_LENGTH));
    final Update message = BGPParserTest.updateParser.parseMessageBody(Unpooled.copiedBuffer(body), messageLength, null);
    // check fields
    assertNull(message.getWithdrawnRoutes());
    // attributes
    final Ipv4NextHopCase nextHop = new Ipv4NextHopCaseBuilder().setIpv4NextHop(new Ipv4NextHopBuilder().setGlobal(new Ipv4AddressNoZone("10.0.0.2")).build()).build();
    final List<Communities> comms = new ArrayList<>();
    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 = List.of(new NlriBuilder().setPrefix(new Ipv4Prefix("172.17.2.0/24")).build(), new NlriBuilder().setPrefix(new Ipv4Prefix("172.17.1.0/24")).build(), 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(List.of(new SegmentsBuilder().setAsSequence(List.of(new AsNumber(Uint32.valueOf(65002)))).build())).build());
    assertEquals(paBuilder.getAsPath(), attrs.getAsPath());
    paBuilder.setCNextHop(nextHop);
    assertEquals(paBuilder.getCNextHop(), attrs.getCNextHop());
    paBuilder.setMultiExitDisc(new MultiExitDiscBuilder().setMed(Uint32.ZERO).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(Map.of());
    builder.setAttributes(paBuilder.build());
    assertEquals(builder.build(), message);
    final ByteBuf buffer = Unpooled.buffer();
    BGPParserTest.updateParser.serializeMessage(message, buffer);
    assertArrayEquals(INPUT_BYTES.get(0), ByteArray.readAllBytes(buffer));
}

Example 5 with Ipv4NextHopCase

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev200120.next.hop.c.next.hop.Ipv4NextHopCase in project bgpcep by opendaylight.

the class BGPParserTest method testGetUpdateMessage4.

/*
     * Tests empty AS_PATH, ORIGIN.EGP, LOCAL_PREF, EXTENDED_COMMUNITIES (Ipv4 Addr specific)
     *
     * ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff <- marker
     * 00 4A <- length (73) - including header
     * 02 <- message type
     * 00 00 <- withdrawn routes length
     * 00 27 <- total path attribute length (39)
     * 40 <- attribute flags
     * 01 <- attribute type code (Origin)
     * 01 <- attribute length
     * 01 <- Origin value (EGP)
     * 40 <- attribute flags
     * 02 <- attribute type code (As path)
     * 00 <- attribute length
     * 40 <- attribute flags
     * 03 <- attribute type (Next hop)
     * 04 <- attribute length
     * 03 03 03 03 <- value (3.3.3.3)
     * 80 <- attribute flags
     * 04 <- attribute type code (Multi exit disc)
     * 04 <- attribute length
     * 00 00 00 00 <- value
     * 40 <- attribute flags
     * 05 <- attribute type (Local Pref)
     * 04 <- attribute length
     * 00 00 00 64 <- value (100)
     * c0 <- attribute flags
     * 10 <- attribute type (extended community)
     * 08 <- attribute length
     * 01 04 <- value (type - Ipv4 Address Specific Extended Community)
     * c0 a8 01 00 <- value (global adm. 198.162.1.0)
     * 12 34 <- value (local adm. 4660)
     *
     * //NLRI
     * 18 0a 1e 03 <- IPv4 Prefix (10.30.3.0 / 24)
     * 18 0a 1e 02 <- IPv4 Prefix (10.30.2.0 / 24)
     * 18 0a 1e 01 <- IPv4 Prefix (10.30.1.0 / 24)
     */
@Test
public void testGetUpdateMessage4() throws Exception {
    final byte[] body = ByteArray.cutBytes(INPUT_BYTES.get(3), MessageUtil.COMMON_HEADER_LENGTH);
    final int messageLength = ByteArray.bytesToInt(ByteArray.subByte(INPUT_BYTES.get(3), MessageUtil.MARKER_LENGTH, LENGTH_FIELD_LENGTH));
    final Update message = BGPParserTest.updateParser.parseMessageBody(Unpooled.copiedBuffer(body), messageLength, null);
    final UpdateBuilder builder = new UpdateBuilder();
    // check fields
    assertNull(message.getWithdrawnRoutes());
    // check nlri
    final List<Nlri> nlris = new ArrayList<>();
    nlris.add(new NlriBuilder().setPrefix(new Ipv4Prefix("10.30.3.0/24")).build());
    nlris.add(new NlriBuilder().setPrefix(new Ipv4Prefix("10.30.2.0/24")).build());
    nlris.add(new NlriBuilder().setPrefix(new Ipv4Prefix("10.30.1.0/24")).build());
    assertEquals(nlris, message.getNlri());
    builder.setNlri(nlris);
    // attributes
    final Ipv4NextHopCase nextHop = new Ipv4NextHopCaseBuilder().setIpv4NextHop(new Ipv4NextHopBuilder().setGlobal(new Ipv4AddressNoZone("3.3.3.3")).build()).build();
    final List<ExtendedCommunities> comms = new ArrayList<>();
    comms.add(new ExtendedCommunitiesBuilder().setTransitive(true).setExtendedCommunity(new RouteTargetIpv4CaseBuilder().setRouteTargetIpv4(new RouteTargetIpv4Builder().setGlobalAdministrator(new Ipv4AddressNoZone("192.168.1.0")).setLocalAdministrator(Uint16.valueOf(4660)).build()).build()).build());
    // check path attributes
    final Attributes attrs = message.getAttributes();
    final AttributesBuilder paBuilder = new AttributesBuilder();
    paBuilder.setOrigin(new OriginBuilder().setValue(BgpOrigin.Egp).build());
    assertEquals(paBuilder.getOrigin(), attrs.getOrigin());
    paBuilder.setAsPath(new AsPathBuilder().setSegments(List.of()).build());
    assertEquals(paBuilder.getAsPath(), attrs.getAsPath());
    paBuilder.setCNextHop(nextHop);
    assertEquals(paBuilder.getCNextHop(), attrs.getCNextHop());
    paBuilder.setMultiExitDisc(new MultiExitDiscBuilder().setMed(Uint32.ZERO).build());
    assertEquals(paBuilder.getMultiExitDisc(), attrs.getMultiExitDisc());
    paBuilder.setLocalPref(new LocalPrefBuilder().setPref(Uint32.valueOf(100)).build());
    assertEquals(paBuilder.getLocalPref(), attrs.getLocalPref());
    paBuilder.setExtendedCommunities(comms);
    assertEquals(paBuilder.getExtendedCommunities(), attrs.getExtendedCommunities());
    paBuilder.setUnrecognizedAttributes(Map.of());
    // check API message
    builder.setAttributes(paBuilder.build());
    assertEquals(builder.build(), message);
    final ByteBuf buffer = Unpooled.buffer();
    BGPParserTest.updateParser.serializeMessage(message, buffer);
    assertArrayEquals(INPUT_BYTES.get(3), ByteArray.readAllBytes(buffer));
}