use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev200120.SubsequentAddressFamily in project bgpcep by opendaylight.
the class BGPParserTest method testEORIpv6.
/*
* End of Rib for Ipv6 consists of empty MP_UNREACH_NLRI, with AFI 2 and SAFI 1
*
* ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff <- marker
* 00 1d <- length (29) - including header
* 02 <- message type
* 00 00 <- withdrawn routes length
* 00 06 <- total path attribute length
* 80 <- attribute flags
* 0f <- attribute type (15 - MP_UNREACH_NLRI)
* 03 <- attribute length
* 00 02 <- value (AFI 2: IPv6)
* 01 <- value (SAFI 1)
*/
@Test
public void testEORIpv6() throws Exception {
final byte[] body = ByteArray.cutBytes(INPUT_BYTES.get(6), MessageUtil.COMMON_HEADER_LENGTH);
final int messageLength = ByteArray.bytesToInt(ByteArray.subByte(INPUT_BYTES.get(6), MessageUtil.MARKER_LENGTH, LENGTH_FIELD_LENGTH));
final Update message = BGPParserTest.updateParser.parseMessageBody(Unpooled.copiedBuffer(body), messageLength, null);
final Class<? extends AddressFamily> afi = message.getAttributes().augmentation(AttributesUnreach.class).getMpUnreachNlri().getAfi();
final Class<? extends SubsequentAddressFamily> safi = message.getAttributes().augmentation(AttributesUnreach.class).getMpUnreachNlri().getSafi();
assertEquals(Ipv6AddressFamily.class, afi);
assertEquals(UnicastSubsequentAddressFamily.class, safi);
final ByteBuf buffer = Unpooled.buffer();
BGPParserTest.updateParser.serializeMessage(message, buffer);
assertArrayEquals(INPUT_BYTES.get(6), ByteArray.readAllBytes(buffer));
}
use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev200120.SubsequentAddressFamily in project bgpcep by opendaylight.
the class SimpleRIBExtensionProviderContext method registerRIBSupport.
@Override
public <T extends RIBSupport<?, ?>> RIBSupportRegistration<T> registerRIBSupport(final Class<? extends AddressFamily> afi, final Class<? extends SubsequentAddressFamily> safi, final T support) {
final TablesKey key = new TablesKey(afi, safi);
final RIBSupport<?, ?> prev = this.supports.putIfAbsent(key, support);
checkArgument(prev == null, "AFI %s SAFI %s is already registered with %s", afi, safi, prev);
this.domSupports.put(RibSupportUtils.toYangTablesKey(afi, safi), support);
return new AbstractRIBSupportRegistration<>(support) {
@Override
protected void removeRegistration() {
// FIXME: clean up registrations, too
SimpleRIBExtensionProviderContext.this.supports.remove(key);
}
};
}
use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev200120.SubsequentAddressFamily in project bgpcep by opendaylight.
the class GracefulCapabilityHandler method serializeTables.
private void serializeTables(final List<Tables> tables, final ByteBuf bytes) {
if (tables == null) {
return;
}
for (final Tables t : tables) {
final Class<? extends AddressFamily> afi = t.getAfi();
final Integer afival = this.afiReg.numberForClass(afi);
Preconditions.checkArgument(afival != null, "Unhandled address family " + afi);
bytes.writeShort(afival);
final Class<? extends SubsequentAddressFamily> safi = t.getSafi();
final Integer safival = this.safiReg.numberForClass(safi);
Preconditions.checkArgument(safival != null, "Unhandled subsequent address family " + safi);
bytes.writeByte(safival);
if (t.getAfiFlags() != null && t.getAfiFlags().isForwardingState()) {
bytes.writeByte(AFI_FLAG_FORWARDING_STATE);
} else {
bytes.writeZero(1);
}
}
}
use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev200120.SubsequentAddressFamily in project bgpcep by opendaylight.
the class VpnDestinationUtil method parseNlri.
static List<VpnDestination> parseNlri(final ByteBuf nlri, final PeerSpecificParserConstraint constraints, final Class<? extends AddressFamily> afi, final Class<? extends SubsequentAddressFamily> safi) {
if (!nlri.isReadable()) {
return null;
}
final List<VpnDestination> dests = new ArrayList<>();
while (nlri.isReadable()) {
final VpnDestinationBuilder builder = new VpnDestinationBuilder();
if (MultiPathSupportUtil.isTableTypeSupported(constraints, new BgpTableTypeImpl(afi, safi))) {
builder.setPathId(PathIdUtil.readPathId(nlri));
}
final short length = nlri.readUnsignedByte();
final List<LabelStack> labels = LUNlriParser.parseLabel(nlri);
builder.setLabelStack(labels);
final int labelNum = labels != null ? labels.size() : 1;
final int prefixLen = length - (LUNlriParser.LABEL_LENGTH * Byte.SIZE * labelNum) - (RouteDistinguisherUtil.RD_LENGTH * Byte.SIZE);
builder.setRouteDistinguisher(RouteDistinguisherUtil.parseRouteDistinguisher(nlri));
Preconditions.checkState(prefixLen > 0, "A valid VPN IP prefix is required.");
builder.setPrefix(LUNlriParser.parseIpPrefix(nlri, prefixLen, afi));
dests.add(builder.build());
}
return dests;
}
use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev200120.SubsequentAddressFamily in project bgpcep by opendaylight.
the class EvpnNlriParser method parseNlri.
@Nullable
private static List<EvpnDestination> parseNlri(final ByteBuf nlri, final PeerSpecificParserConstraint constraints, final Class<? extends AddressFamily> afi, final Class<? extends SubsequentAddressFamily> safi) {
if (!nlri.isReadable()) {
return null;
}
final List<EvpnDestination> dests = new ArrayList<>();
while (nlri.isReadable()) {
final EvpnDestinationBuilder builder = new EvpnDestinationBuilder();
if (MultiPathSupportUtil.isTableTypeSupported(constraints, new BgpTableTypeImpl(afi, safi))) {
builder.setPathId(PathIdUtil.readPathId(nlri));
}
final NlriType type = NlriType.forValue(nlri.readUnsignedByte());
final int length = nlri.readUnsignedByte();
final ByteBuf nlriBuf = nlri.readSlice(length);
builder.setRouteDistinguisher(parseRouteDistinguisher(nlriBuf));
builder.setEvpnChoice(SimpleEvpnNlriRegistry.getInstance().parseEvpn(type, nlriBuf));
dests.add(builder.build());
}
return dests;
}
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