Examples with NlriBuilder org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.update.message.NlriBuilder used on opensource projects

Example 6 with NlriBuilder

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.update.message.NlriBuilder in project bgpcep by opendaylight.

the class SynchronizationAndExceptionTest method testHandleMessageAfterException.

@Test
public void testHandleMessageAfterException() {
    final Map<TablesKey, PathSelectionMode> pathTables = ImmutableMap.of(TABLES_KEY, BasePathSelectionModeFactory.createBestPathSelectionStrategy());
    final RIBImpl ribImpl = new RIBImpl(this.tableRegistry, new RibId(RIB_ID), AS_NUMBER, new BgpId(RIB_ID), this.ribExtension, this.serverDispatcher, this.codecsRegistry, this.domBroker, this.policies, ImmutableList.of(this.ipv4tt), pathTables);
    ribImpl.instantiateServiceInstance();
    final BGPPeer bgpPeer = AbstractAddPathTest.configurePeer(this.tableRegistry, neighbor.getIpv4AddressNoZone(), ribImpl, null, PeerRole.Ibgp, this.serverRegistry, AFI_SAFIS_ADVERTIZED, Collections.emptySet());
    bgpPeer.instantiateServiceInstance();
    final BGPSessionImpl bgpSession = new BGPSessionImpl(bgpPeer, this.speakerListener, this.classicOpen, this.classicOpen.getHoldTimer().toJava(), null);
    bgpSession.setChannelExtMsgCoder(this.classicOpen);
    bgpPeer.onSessionUp(bgpSession);
    final Nlri n1 = new NlriBuilder().setPrefix(new Ipv4Prefix("8.0.1.0/28")).build();
    final Nlri n2 = new NlriBuilder().setPrefix(new Ipv4Prefix("127.0.0.1/32")).build();
    final Nlri n3 = new NlriBuilder().setPrefix(new Ipv4Prefix("2.2.2.2/24")).build();
    final List<Nlri> nlris = Lists.newArrayList(n1, n2, n3);
    final UpdateBuilder wrongMessage = new UpdateBuilder();
    wrongMessage.setNlri(nlris);
    final Origin origin = new OriginBuilder().setValue(BgpOrigin.Igp).build();
    final AsPath asPath = new AsPathBuilder().setSegments(Collections.emptyList()).build();
    final CNextHop nextHop = new Ipv4NextHopCaseBuilder().setIpv4NextHop(new Ipv4NextHopBuilder().setGlobal(new Ipv4AddressNoZone("127.0.0.1")).build()).build();
    final AttributesBuilder ab = new AttributesBuilder();
    wrongMessage.setAttributes(ab.setOrigin(origin).setAsPath(asPath).setCNextHop(nextHop).build());
    final UpdateBuilder correct = new UpdateBuilder(wrongMessage.build());
    correct.setAttributes(ab.setLocalPref(new LocalPrefBuilder().setPref(Uint32.valueOf(100)).build()).build());
    bgpSession.handleMessage(correct.build());
    verify(this.tx, times(2)).merge(eq(LogicalDatastoreType.OPERATIONAL), any(YangInstanceIdentifier.class), any(NormalizedNode.class));
    bgpSession.handleMessage(wrongMessage.build());
    verify(this.tx, times(2)).merge(eq(LogicalDatastoreType.OPERATIONAL), any(YangInstanceIdentifier.class), any(NormalizedNode.class));
    bgpSession.handleMessage(new UpdateBuilder().build());
    verify(this.tx, times(2)).merge(eq(LogicalDatastoreType.OPERATIONAL), any(YangInstanceIdentifier.class), any(NormalizedNode.class));
    verify(this.tx).delete(eq(LogicalDatastoreType.OPERATIONAL), eq(PEER_PATH));
    verify(this.tx, times(0)).merge(eq(LogicalDatastoreType.OPERATIONAL), eq(TABLE_PATH), eq(ImmutableNodes.leafNode(UPTODATE_NID, Boolean.TRUE)));
}

Example 7 with NlriBuilder

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.update.message.NlriBuilder in project bgpcep by opendaylight.

the class BgpPeerUtilTest method isEndOfTableTest.

@Test
public void isEndOfTableTest() {
    final Update ipv4EOT = new UpdateBuilder().build();
    final MpUnreachNlri ipv6EOTnlri = new MpUnreachNlriBuilder().setAfi(IPV6_TABLE_KEY.getAfi()).setSafi(IPV6_TABLE_KEY.getSafi()).build();
    final Update ipv6EOT = new UpdateBuilder().setAttributes(new AttributesBuilder().addAugmentation(new AttributesUnreachBuilder().setMpUnreachNlri(ipv6EOTnlri).build()).build()).build();
    assertTrue(BgpPeerUtil.isEndOfRib(ipv4EOT));
    assertTrue(BgpPeerUtil.isEndOfRib(ipv6EOT));
    final Update ipv4NonEOT = new UpdateBuilder().setNlri(Collections.singletonList(new NlriBuilder().setPrefix(new Ipv4Prefix("0.0.0.0/32")).build())).build();
    final MpUnreachNlri ipv6NonEOTnlri = new MpUnreachNlriBuilder(ipv6EOTnlri).setWithdrawnRoutes(new WithdrawnRoutesBuilder().build()).build();
    final Update ipv6NonEOT = new UpdateBuilder().setAttributes(new AttributesBuilder().addAugmentation(new AttributesUnreachBuilder().setMpUnreachNlri(ipv6NonEOTnlri).build()).build()).build();
    assertFalse(BgpPeerUtil.isEndOfRib(ipv4NonEOT));
    assertFalse(BgpPeerUtil.isEndOfRib(ipv6NonEOT));
}

Example 8 with NlriBuilder

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.update.message.NlriBuilder in project bgpcep by opendaylight.

the class PeerTest method testClassicPeer.

@Test
public void testClassicPeer() throws Exception {
    this.classic = AbstractAddPathTest.configurePeer(this.tableRegistry, this.neighborAddress.getIpv4AddressNoZone(), getRib(), null, PeerRole.Ibgp, new StrictBGPPeerRegistry());
    this.classic.instantiateServiceInstance();
    this.mockSession();
    assertEquals(this.neighborAddress.getIpv4AddressNoZone().getValue(), this.classic.getName());
    this.classic.onSessionUp(this.session);
    assertEquals("BGPPeer{name=127.0.0.1, tables=[TablesKey{_afi=interface org.opendaylight.yang.gen.v1" + ".urn.opendaylight.params.xml.ns.yang.bgp.types.rev200120.Ipv4AddressFamily," + " _safi=interface org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types" + ".rev200120.UnicastSubsequentAddressFamily}]}", this.classic.toString());
    final Nlri n1 = new NlriBuilder().setPrefix(new Ipv4Prefix("8.0.1.0/28")).build();
    final Nlri n2 = new NlriBuilder().setPrefix(new Ipv4Prefix("127.0.0.1/32")).build();
    final Nlri n3 = new NlriBuilder().setPrefix(new Ipv4Prefix("2.2.2.2/24")).build();
    final List<Nlri> nlris = Lists.newArrayList(n1, n2, n3);
    final UpdateBuilder ub = new UpdateBuilder();
    ub.setNlri(nlris);
    final Origin origin = new OriginBuilder().setValue(BgpOrigin.Igp).build();
    final AsPath asPath = new AsPathBuilder().setSegments(Collections.emptyList()).build();
    final CNextHop nextHop = new Ipv4NextHopCaseBuilder().setIpv4NextHop(new Ipv4NextHopBuilder().setGlobal(new Ipv4AddressNoZone("127.0.0.1")).build()).build();
    final AttributesBuilder ab = new AttributesBuilder();
    ub.setAttributes(ab.setOrigin(origin).setAsPath(asPath).setCNextHop(nextHop).build());
    try {
        this.classic.onMessage(this.session, ub.build());
        fail();
    } catch (final BGPDocumentedException e) {
        assertEquals(BGPError.MANDATORY_ATTR_MISSING_MSG + "LOCAL_PREF", e.getMessage());
        assertEquals(BGPError.WELL_KNOWN_ATTR_MISSING.getCode(), e.getError().getCode());
        assertEquals(BGPError.WELL_KNOWN_ATTR_MISSING.getSubcode(), e.getError().getSubcode());
        assertArrayEquals(new byte[] { LocalPreferenceAttributeParser.TYPE }, e.getData());
    }
    assertEquals(0, this.routes.size());
    final LocalPref localPref = new LocalPrefBuilder().setPref(Uint32.valueOf(100)).build();
    ub.setAttributes(ab.setLocalPref(localPref).build());
    this.classic.onMessage(this.session, ub.build());
    assertEquals(3, this.routes.size());
    // create new peer so that it gets advertized routes from RIB
    final BGPPeer testingPeer = AbstractAddPathTest.configurePeer(this.tableRegistry, this.neighborAddress.getIpv4AddressNoZone(), getRib(), null, PeerRole.Ibgp, new StrictBGPPeerRegistry());
    testingPeer.instantiateServiceInstance();
    testingPeer.onSessionUp(this.session);
    assertEquals(3, this.routes.size());
    final Nlri n11 = new NlriBuilder().setPrefix(new Ipv4Prefix("8.0.1.0/28")).build();
    final Nlri n22 = new NlriBuilder().setPrefix(new Ipv4Prefix("8.0.1.16/28")).build();
    final List<Nlri> nlris2 = Lists.newArrayList(n11, n22);
    ub.setNlri(nlris2);
    final WithdrawnRoutes w1 = new WithdrawnRoutesBuilder().setPrefix(new Ipv4Prefix("8.0.1.0/28")).build();
    final WithdrawnRoutes w2 = new WithdrawnRoutesBuilder().setPrefix(new Ipv4Prefix("127.0.0.1/32")).build();
    final WithdrawnRoutes w3 = new WithdrawnRoutesBuilder().setPrefix(new Ipv4Prefix("2.2.2.2/24")).build();
    final List<WithdrawnRoutes> wrs = Lists.newArrayList(w1, w2, w3);
    ub.setWithdrawnRoutes(wrs);
    this.classic.onMessage(this.session, ub.build());
    assertEquals(2, this.routes.size());
    this.classic.onMessage(this.session, new KeepaliveBuilder().build());
    this.classic.onMessage(this.session, new UpdateBuilder().setAttributes(new AttributesBuilder().addAugmentation(new AttributesUnreachBuilder().setMpUnreachNlri(new MpUnreachNlriBuilder().setAfi(IPV4_AFI).setSafi(SAFI).build()).build()).build()).build());
    this.classic.onMessage(this.session, new RouteRefreshBuilder().setAfi(IPV4_AFI).setSafi(SAFI).build());
    this.classic.onMessage(this.session, new RouteRefreshBuilder().setAfi(Ipv6AddressFamily.class).setSafi(SAFI).build());
    assertEquals(2, this.routes.size());
    this.classic.releaseConnection();
}

Example 9 with NlriBuilder

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.update.message.NlriBuilder in project bgpcep by opendaylight.

the class TestUtil method createNlriWitNormalizedIpv4Prefixes.

private static List<Nlri> createNlriWitNormalizedIpv4Prefixes() {
    final Nlri n1 = new NlriBuilder().setPrefix(new Ipv4Prefix("10.10.10.0/24")).build();
    final Nlri n2 = new NlriBuilder().setPrefix(new Ipv4Prefix("20.20.20.0/24")).build();
    final Nlri n3 = new NlriBuilder().setPrefix(new Ipv4Prefix("30.30.30.0/24")).build();
    return Lists.newArrayList(n1, n2, n3);
}

Example 10 with NlriBuilder

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.update.message.NlriBuilder in project bgpcep by opendaylight.

the class BGPUpdateMessageParser method parseMessageBody.

/**
 * Parse Update message from buffer. Calls {@link #checkMandatoryAttributesPresence(Update, RevisedErrorHandling)}
 * to check for presence of mandatory attributes.
 *
 * @param buffer Encoded BGP message in ByteBuf
 * @param messageLength Length of the BGP message
 * @param constraint Peer specific constraints
 * @return Parsed Update message body
 */
@Override
public Update parseMessageBody(final ByteBuf buffer, final int messageLength, final PeerSpecificParserConstraint constraint) throws BGPDocumentedException {
    checkArgument(buffer != null && buffer.isReadable(), "Buffer cannot be null or empty.");
    final UpdateBuilder builder = new UpdateBuilder();
    final boolean isMultiPathSupported = MultiPathSupportUtil.isTableTypeSupported(constraint, new BgpTableTypeImpl(Ipv4AddressFamily.class, UnicastSubsequentAddressFamily.class));
    final RevisedErrorHandling errorHandling = RevisedErrorHandling.from(constraint);
    final int withdrawnRoutesLength = buffer.readUnsignedShort();
    if (withdrawnRoutesLength > 0) {
        final List<WithdrawnRoutes> withdrawnRoutes = new ArrayList<>();
        final ByteBuf withdrawnRoutesBuffer = buffer.readSlice(withdrawnRoutesLength);
        while (withdrawnRoutesBuffer.isReadable()) {
            final WithdrawnRoutesBuilder withdrawnRoutesBuilder = new WithdrawnRoutesBuilder();
            if (isMultiPathSupported) {
                withdrawnRoutesBuilder.setPathId(PathIdUtil.readPathId(withdrawnRoutesBuffer));
            }
            withdrawnRoutesBuilder.setPrefix(readPrefix(withdrawnRoutesBuffer, errorHandling, "Withdrawn Routes"));
            withdrawnRoutes.add(withdrawnRoutesBuilder.build());
        }
        builder.setWithdrawnRoutes(withdrawnRoutes);
    }
    final int totalPathAttrLength = buffer.readUnsignedShort();
    if (withdrawnRoutesLength == 0 && totalPathAttrLength == 0) {
        return builder.build();
    }
    Optional<BGPTreatAsWithdrawException> withdrawCauseOpt;
    if (totalPathAttrLength > 0) {
        final ParsedAttributes attributes = parseAttributes(buffer, totalPathAttrLength, constraint);
        builder.setAttributes(attributes.getAttributes());
        withdrawCauseOpt = attributes.getWithdrawCause();
    } else {
        withdrawCauseOpt = Optional.empty();
    }
    final List<Nlri> nlri = new ArrayList<>();
    while (buffer.isReadable()) {
        final NlriBuilder nlriBuilder = new NlriBuilder();
        if (isMultiPathSupported) {
            nlriBuilder.setPathId(PathIdUtil.readPathId(buffer));
        }
        nlriBuilder.setPrefix(readPrefix(buffer, errorHandling, "NLRI"));
        nlri.add(nlriBuilder.build());
    }
    if (!nlri.isEmpty()) {
        builder.setNlri(nlri);
    }
    try {
        checkMandatoryAttributesPresence(builder.build(), errorHandling);
    } catch (BGPTreatAsWithdrawException e) {
        LOG.debug("Well-known mandatory attributes missing", e);
        if (withdrawCauseOpt.isPresent()) {
            final BGPTreatAsWithdrawException exception = withdrawCauseOpt.get();
            exception.addSuppressed(e);
            withdrawCauseOpt = Optional.of(exception);
        } else {
            withdrawCauseOpt = Optional.of(e);
        }
    }
    Update msg = builder.build();
    if (withdrawCauseOpt.isPresent()) {
        // Attempt to apply treat-as-withdraw
        msg = withdrawUpdate(msg, errorHandling, withdrawCauseOpt.get());
    }
    LOG.debug("BGP Update message was parsed {}.", msg);
    return msg;
}