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Example 21 with CParameters

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev171207.open.message.bgp.parameters.optional.capabilities.CParameters in project bgpcep by opendaylight.

the class CapabilityParameterParser method parseOptionalCapability.

private OptionalCapabilities parseOptionalCapability(final ByteBuf buffer) throws BGPDocumentedException, BGPParsingException {
    final int capCode = buffer.readUnsignedByte();
    final int capLength = buffer.readUnsignedByte();
    final ByteBuf paramBody = buffer.readSlice(capLength);
    final CParameters ret = this.reg.parseCapability(capCode, paramBody);
    if (ret == null) {
        LOG.info("Ignoring unsupported capability {}", capCode);
        return null;
    }
    return new OptionalCapabilitiesBuilder().setCParameters(ret).build();
}
Also used : OptionalCapabilitiesBuilder(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev171207.open.message.bgp.parameters.OptionalCapabilitiesBuilder) CParameters(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev171207.open.message.bgp.parameters.optional.capabilities.CParameters) ByteBuf(io.netty.buffer.ByteBuf)

Example 22 with CParameters

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev171207.open.message.bgp.parameters.optional.capabilities.CParameters in project bgpcep by opendaylight.

the class GracefulCapabilityHandler method serializeCapability.

@Override
public void serializeCapability(final CParameters capability, final ByteBuf byteAggregator) {
    if (capability.getAugmentation(CParameters1.class) == null || capability.getAugmentation(CParameters1.class).getGracefulRestartCapability() == null) {
        return;
    }
    final GracefulRestartCapability grace = capability.getAugmentation(CParameters1.class).getGracefulRestartCapability();
    final ByteBuf bytes = serializeCapability(grace);
    CapabilityUtil.formatCapability(CODE, bytes, byteAggregator);
}
Also used : GracefulRestartCapability(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev171207.mp.capabilities.GracefulRestartCapability) CParameters1(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev171207.CParameters1) ByteBuf(io.netty.buffer.ByteBuf)

Example 23 with CParameters

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev171207.open.message.bgp.parameters.optional.capabilities.CParameters in project bgpcep by opendaylight.

the class GracefulCapabilityHandler method parseCapability.

@Override
public CParameters parseCapability(final ByteBuf buffer) throws BGPDocumentedException, BGPParsingException {
    final GracefulRestartCapabilityBuilder cb = new GracefulRestartCapabilityBuilder();
    final int flagBits = (buffer.getByte(0) >> RESTART_FLAGS_SIZE);
    cb.setRestartFlags(new RestartFlags((flagBits & Byte.SIZE) != 0));
    final int timer = ((buffer.readUnsignedByte() & TIMER_TOPBITS_MASK) << Byte.SIZE) + buffer.readUnsignedByte();
    cb.setRestartTime(timer);
    final List<Tables> tables = new ArrayList<>();
    while (buffer.readableBytes() != 0) {
        final int afiVal = buffer.readShort();
        final Class<? extends AddressFamily> afi = this.afiReg.classForFamily(afiVal);
        if (afi == null) {
            LOG.debug("Ignoring GR capability for unknown address family {}", afiVal);
            buffer.skipBytes(PER_AFI_SAFI_SIZE - 2);
            continue;
        }
        final int safiVal = buffer.readUnsignedByte();
        final Class<? extends SubsequentAddressFamily> safi = this.safiReg.classForFamily(safiVal);
        if (safi == null) {
            LOG.debug("Ignoring GR capability for unknown subsequent address family {}", safiVal);
            buffer.skipBytes(1);
            continue;
        }
        final int flags = buffer.readUnsignedByte();
        tables.add(new TablesBuilder().setAfi(afi).setSafi(safi).setAfiFlags(new AfiFlags((flags & AFI_FLAG_FORWARDING_STATE) != 0)).build());
    }
    cb.setTables(tables);
    return new CParametersBuilder().addAugmentation(CParameters1.class, new CParameters1Builder().setGracefulRestartCapability(cb.build()).build()).build();
}
Also used : RestartFlags(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev171207.mp.capabilities.GracefulRestartCapability.RestartFlags) AfiFlags(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev171207.mp.capabilities.graceful.restart.capability.Tables.AfiFlags) ArrayList(java.util.ArrayList) CParameters1(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev171207.CParameters1) TablesBuilder(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev171207.mp.capabilities.graceful.restart.capability.TablesBuilder) CParametersBuilder(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev171207.open.message.bgp.parameters.optional.capabilities.CParametersBuilder) CParameters1Builder(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev171207.CParameters1Builder) Tables(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev171207.mp.capabilities.graceful.restart.capability.Tables) GracefulRestartCapabilityBuilder(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev171207.mp.capabilities.GracefulRestartCapabilityBuilder)

Example 24 with CParameters

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev171207.open.message.bgp.parameters.optional.capabilities.CParameters in project bgpcep by opendaylight.

the class ParserTest method testOpenMessage.

/*
     * ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff <- marker
     * 00 3d <- length (61) - including header
     * 01 <- message type
     * 04 <- BGP version
     * 00 64 <- My AS Number (AS TRANS in this case)
     * 00 b4 <- Hold Time
     * 00 00 00 00 <- BGP Identifier
     * 20 <- Optional Parameters Length
     * 02 <- opt. param. type (capabilities)
     * 06 <- length
     * 01 <- capability code (MP Extensions for BGP4)
     * 04 <- length
     * 00 01 00 01 <- AFI 1, SAFI 1
     * 02 <- opt. param. type (capabilities)
     * 06 <- length
     * 01 <- capability code (MP Extensions for BGP4)
     * 04 <- length
     * 00 02 00 01 <- AFI 2, SAFI 1
     * 02 <- opt. param. type (capabilities)
     * 06 <- length
     * 01 <- capability code (MP Extensions for BGP4)
     * 04 <- length
     * 40 04 00 47 <- AFI 16388, SAFI 71
     * 02 <- opt. param. type (capabilities)
     * 06 <- length
     * 41 <- capability code (AS4 octet support)
     * 04 <- length
     * 00 00 00 64 <- AS number
     */
@Test
public void testOpenMessage() throws Exception {
    final MessageRegistry msgReg = ServiceLoaderBGPExtensionProviderContext.getSingletonInstance().getMessageRegistry();
    final Notification o = msgReg.parseMessage(Unpooled.copiedBuffer(inputBytes.get(3)), null);
    final Open open = (Open) o;
    final Set<BgpTableType> types = Sets.newHashSet();
    for (final BgpParameters param : open.getBgpParameters()) {
        for (final OptionalCapabilities optCapa : param.getOptionalCapabilities()) {
            final CParameters cParam = optCapa.getCParameters();
            if (cParam != null && cParam.getAugmentation(CParameters1.class) != null && cParam.getAugmentation(CParameters1.class).getMultiprotocolCapability() != null) {
                final MultiprotocolCapability mp = cParam.getAugmentation(CParameters1.class).getMultiprotocolCapability();
                final BgpTableType type = new BgpTableTypeImpl(mp.getAfi(), mp.getSafi());
                types.add(type);
            }
        }
    }
    final Set<BgpTableType> expected = Sets.newHashSet();
    expected.add(new BgpTableTypeImpl(Ipv4AddressFamily.class, UnicastSubsequentAddressFamily.class));
    expected.add(new BgpTableTypeImpl(Ipv6AddressFamily.class, UnicastSubsequentAddressFamily.class));
    expected.add(new BgpTableTypeImpl(LinkstateAddressFamily.class, LinkstateSubsequentAddressFamily.class));
    assertEquals(expected, types);
    final ByteBuf buffer = Unpooled.buffer();
    msgReg.serializeMessage(o, buffer);
    assertArrayEquals(inputBytes.get(3), ByteArray.readAllBytes(buffer));
}
Also used : BgpTableType(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev171207.BgpTableType) Ipv6AddressFamily(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.Ipv6AddressFamily) LinkstateSubsequentAddressFamily(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev171207.LinkstateSubsequentAddressFamily) Ipv4AddressFamily(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.Ipv4AddressFamily) CParameters(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev171207.open.message.bgp.parameters.optional.capabilities.CParameters) LinkstateAddressFamily(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev171207.LinkstateAddressFamily) BgpParameters(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev171207.open.message.BgpParameters) CParameters1(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev171207.CParameters1) ByteBuf(io.netty.buffer.ByteBuf) Notification(org.opendaylight.yangtools.yang.binding.Notification) Open(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev171207.Open) OptionalCapabilities(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev171207.open.message.bgp.parameters.OptionalCapabilities) MultiprotocolCapability(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev171207.mp.capabilities.MultiprotocolCapability) MessageRegistry(org.opendaylight.protocol.bgp.parser.spi.MessageRegistry) BgpTableTypeImpl(org.opendaylight.protocol.bgp.parser.BgpTableTypeImpl) UnicastSubsequentAddressFamily(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.UnicastSubsequentAddressFamily) Test(org.junit.Test)

Aggregations

CParameters1 (org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev171207.CParameters1)22 CParameters (org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev171207.open.message.bgp.parameters.optional.capabilities.CParameters)19 ByteBuf (io.netty.buffer.ByteBuf)18 CParametersBuilder (org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev171207.open.message.bgp.parameters.optional.capabilities.CParametersBuilder)15 CParameters1Builder (org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev171207.CParameters1Builder)15 Test (org.junit.Test)14 ArrayList (java.util.ArrayList)8 AddPathCapabilityHandler (org.opendaylight.protocol.bgp.parser.impl.message.open.AddPathCapabilityHandler)6 AddPathCapabilityBuilder (org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev171207.mp.capabilities.AddPathCapabilityBuilder)6 MultiprotocolCapability (org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev171207.mp.capabilities.MultiprotocolCapability)6 AddressFamilies (org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev171207.mp.capabilities.add.path.capability.AddressFamilies)6 BgpParameters (org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev171207.open.message.BgpParameters)5 OptionalCapabilities (org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev171207.open.message.bgp.parameters.OptionalCapabilities)5 MultiprotocolCapabilityBuilder (org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev171207.mp.capabilities.MultiprotocolCapabilityBuilder)5 AddressFamiliesBuilder (org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev171207.mp.capabilities.add.path.capability.AddressFamiliesBuilder)5 MultiProtocolCapabilityHandler (org.opendaylight.protocol.bgp.parser.impl.message.open.MultiProtocolCapabilityHandler)4 BgpTableTypeImpl (org.opendaylight.protocol.bgp.parser.BgpTableTypeImpl)3 Open (org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev171207.Open)3 BgpTableType (org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev171207.BgpTableType)3 Ipv4AddressFamily (org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.Ipv4AddressFamily)3