import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
+import javax.annotation.Nonnull;
+import javax.annotation.Nullable;
import org.opendaylight.protocol.bgp.parser.BGPParsingException;
+import org.opendaylight.protocol.bgp.parser.BgpTableTypeImpl;
+import org.opendaylight.protocol.bgp.parser.spi.MultiPathSupportUtil;
import org.opendaylight.protocol.bgp.parser.spi.NlriParser;
import org.opendaylight.protocol.bgp.parser.spi.NlriSerializer;
+import org.opendaylight.protocol.bgp.parser.spi.PathIdUtil;
+import org.opendaylight.protocol.bgp.parser.spi.PeerSpecificParserConstraint;
import org.opendaylight.protocol.util.ByteArray;
+import org.opendaylight.protocol.util.ByteBufWriteUtil;
import org.opendaylight.protocol.util.Ipv4Util;
import org.opendaylight.protocol.util.Ipv6Util;
-import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev100924.IpPrefix;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.labeled.unicast.rev150525.LabelValue;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.labeled.unicast.rev150525.labeled.unicast.LabelStack;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.labeled.unicast.rev150525.labeled.unicast.LabelStackBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.labeled.unicast.rev150525.labeled.unicast.destination.CLabeledUnicastDestination;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.labeled.unicast.rev150525.labeled.unicast.destination.CLabeledUnicastDestinationBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.labeled.unicast.rev150525.update.attributes.mp.reach.nlri.advertized.routes.destination.type.DestinationLabeledUnicastCaseBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.labeled.unicast.rev150525.update.attributes.mp.reach.nlri.advertized.routes.destination.type.destination.labeled.unicast._case.DestinationLabeledUnicastBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.labeled.unicast.rev150525.update.attributes.mp.unreach.nlri.withdrawn.routes.destination.type.DestinationLabeledUnicastCase;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130919.path.attributes.Attributes;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.Attributes1;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.Attributes2;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.update.attributes.MpReachNlriBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.update.attributes.MpUnreachNlri;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.update.attributes.MpUnreachNlriBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.update.attributes.mp.reach.nlri.AdvertizedRoutes;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.update.attributes.mp.reach.nlri.AdvertizedRoutesBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.update.attributes.mp.unreach.nlri.WithdrawnRoutesBuilder;
+import org.opendaylight.protocol.util.MplsLabelUtil;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.IpPrefix;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.labeled.unicast.rev171207.labeled.unicast.LabelStack;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.labeled.unicast.rev171207.labeled.unicast.LabelStackBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.labeled.unicast.rev171207.labeled.unicast.destination.CLabeledUnicastDestination;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.labeled.unicast.rev171207.labeled.unicast.destination.CLabeledUnicastDestinationBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.labeled.unicast.rev171207.update.attributes.mp.reach.nlri.advertized.routes.destination.type.DestinationIpv6LabeledUnicastCaseBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.labeled.unicast.rev171207.update.attributes.mp.reach.nlri.advertized.routes.destination.type.DestinationLabeledUnicastCaseBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.labeled.unicast.rev171207.update.attributes.mp.reach.nlri.advertized.routes.destination.type.destination.ipv6.labeled.unicast._case.DestinationIpv6LabeledUnicastBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.labeled.unicast.rev171207.update.attributes.mp.reach.nlri.advertized.routes.destination.type.destination.labeled.unicast._case.DestinationLabeledUnicastBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.labeled.unicast.rev171207.update.attributes.mp.unreach.nlri.withdrawn.routes.destination.type.DestinationIpv6LabeledUnicastCase;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.labeled.unicast.rev171207.update.attributes.mp.unreach.nlri.withdrawn.routes.destination.type.DestinationLabeledUnicastCase;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev171207.path.attributes.Attributes;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev171207.Attributes1;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev171207.Attributes2;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev171207.destination.DestinationType;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev171207.update.attributes.MpReachNlriBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev171207.update.attributes.MpUnreachNlri;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev171207.update.attributes.MpUnreachNlriBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev171207.update.attributes.mp.reach.nlri.AdvertizedRoutes;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev171207.update.attributes.mp.reach.nlri.AdvertizedRoutesBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev171207.update.attributes.mp.unreach.nlri.WithdrawnRoutesBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.AddressFamily;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.Ipv4AddressFamily;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.Ipv6AddressFamily;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.network.concepts.rev131125.MplsLabel;
import org.opendaylight.yangtools.yang.binding.DataObject;
public class LUNlriParser implements NlriParser, NlriSerializer {
- private static final int LABEL_LENGTH = 3;
- private static final int LABEL_VALUE_OFFSET = 4;
- private static final byte BOTTOM_LABEL_BIT = 0x1;
+ public static final int LABEL_LENGTH = 3;
+ private static final byte[] WITHDRAW_LABEL_BYTE_ARRAY = { (byte) 0x80, (byte) 0x00, (byte) 0x00 };
+ private static final int WITHDRAW_LABEL_INT_VALUE = 0x800000;
@Override
public void serializeAttribute(final DataObject attribute, final ByteBuf byteAggregator) {
final Attributes2 pathAttributes2 = pathAttributes.getAugmentation(Attributes2.class);
if (pathAttributes1 != null) {
final AdvertizedRoutes routes = (pathAttributes1.getMpReachNlri()).getAdvertizedRoutes();
- if (routes != null && routes.getDestinationType() instanceof org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.labeled.unicast.rev150525.update.attributes.mp.reach.nlri.advertized.routes.destination.type.DestinationLabeledUnicastCase) {
- final org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.labeled.unicast.rev150525.update.attributes.mp.reach.nlri.advertized.routes.destination.type.DestinationLabeledUnicastCase labeledUnicastCase = (org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.labeled.unicast.rev150525.update.attributes.mp.reach.nlri.advertized.routes.destination.type.DestinationLabeledUnicastCase) routes.getDestinationType();
- serializeNlri(labeledUnicastCase.getDestinationLabeledUnicast().getCLabeledUnicastDestination(), byteAggregator);
+ if (routes != null) {
+ final DestinationType destinationType = routes.getDestinationType();
+ if ( destinationType instanceof org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp
+ .labeled.unicast.rev171207.update.attributes.mp.reach.nlri.advertized.routes.destination.type.DestinationLabeledUnicastCase){
+ final org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.labeled.unicast.rev171207.update.attributes.mp.reach.nlri.advertized.routes.destination.type.DestinationLabeledUnicastCase labeledUnicastCase = (org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.labeled.unicast.rev171207.update.attributes.mp.reach.nlri.advertized.routes.destination.type.DestinationLabeledUnicastCase) routes.getDestinationType();
+ serializeNlri(labeledUnicastCase.getDestinationLabeledUnicast().getCLabeledUnicastDestination(), false, byteAggregator);
+ } else if (destinationType instanceof org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp
+ .labeled.unicast.rev171207.update.attributes.mp.reach.nlri.advertized.routes.destination.type.DestinationIpv6LabeledUnicastCase) {
+ final org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.labeled.unicast.rev171207.update.attributes.mp.reach.nlri.advertized.routes.destination.type.DestinationIpv6LabeledUnicastCase labeledUnicastCase = ( org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.labeled.unicast.rev171207.update.attributes.mp.reach.nlri.advertized.routes.destination.type.DestinationIpv6LabeledUnicastCase) routes.getDestinationType();
+ serializeNlri(labeledUnicastCase.getDestinationIpv6LabeledUnicast().getCLabeledUnicastDestination(), false, byteAggregator);
+ }
}
} else if (pathAttributes2 != null) {
final MpUnreachNlri mpUnreachNlri = pathAttributes2.getMpUnreachNlri();
- if (mpUnreachNlri.getWithdrawnRoutes() != null && mpUnreachNlri.getWithdrawnRoutes().getDestinationType() instanceof DestinationLabeledUnicastCase) {
- final DestinationLabeledUnicastCase labeledUnicastCase = (DestinationLabeledUnicastCase) mpUnreachNlri.getWithdrawnRoutes().getDestinationType();
- serializeNlri(labeledUnicastCase.getDestinationLabeledUnicast().getCLabeledUnicastDestination(), byteAggregator);
+ if (mpUnreachNlri.getWithdrawnRoutes() != null) {
+ final DestinationType destinationType = mpUnreachNlri.getWithdrawnRoutes().getDestinationType();
+ if (destinationType instanceof DestinationLabeledUnicastCase) {
+ final DestinationLabeledUnicastCase labeledUnicastCase = (DestinationLabeledUnicastCase)
+ mpUnreachNlri.getWithdrawnRoutes().getDestinationType();
+ serializeNlri(labeledUnicastCase.getDestinationLabeledUnicast().getCLabeledUnicastDestination(),
+ true, byteAggregator);
+ } else if(destinationType instanceof DestinationIpv6LabeledUnicastCase) {
+ final DestinationIpv6LabeledUnicastCase labeledUnicastCase = (DestinationIpv6LabeledUnicastCase)
+ mpUnreachNlri.getWithdrawnRoutes().getDestinationType();
+ serializeNlri(labeledUnicastCase.getDestinationIpv6LabeledUnicast().getCLabeledUnicastDestination(),
+ true, byteAggregator);
+ }
}
}
}
- protected static void serializeNlri(final List<CLabeledUnicastDestination> dests, final ByteBuf buffer) {
+ protected static void serializeNlri(final List<CLabeledUnicastDestination> dests, final boolean isUnreachNlri,
+ final ByteBuf buffer) {
final ByteBuf nlriByteBuf = Unpooled.buffer();
- for (final CLabeledUnicastDestination dest: dests) {
+ for (final CLabeledUnicastDestination dest : dests) {
+ PathIdUtil.writePathId(dest.getPathId(), buffer);
+
final List<LabelStack> labelStack = dest.getLabelStack();
final IpPrefix prefix = dest.getPrefix();
- final int stackSize = labelStack.size();
// Serialize the length field
// Length field contains one Byte which represents the length of label stack and prefix in bits
- nlriByteBuf.writeByte((LABEL_LENGTH * stackSize + getPrefixLength(prefix)) * Byte.SIZE);
+ nlriByteBuf.writeByte(((LABEL_LENGTH * (!isUnreachNlri ? labelStack.size() : 1)) + getPrefixLength(prefix)) * Byte.SIZE);
+
+ serializeLabelStackEntries(labelStack, isUnreachNlri, nlriByteBuf);
+ serializePrefixField(prefix, nlriByteBuf);
+ }
+ buffer.writeBytes(nlriByteBuf);
+ }
- // Serialize the label stack entries
+ public static void serializeLabelStackEntries(final List<LabelStack> stack, final boolean isUnreachNlri,
+ final ByteBuf buffer) {
+ if (!isUnreachNlri) {
int i = 1;
- for (final LabelStack labelStackEntry : labelStack) {
- int labelValue = labelStackEntry.getLabelValue().getValue() << LABEL_VALUE_OFFSET;
- if (i++ == stackSize) {
- //mark last label stack entry with bottom-bit
- labelValue |= BOTTOM_LABEL_BIT;
+ for (final LabelStack labelStackEntry : stack) {
+ if (i++ == stack.size()) {
+ // mark last label stack entry with bottom-bit
+ buffer.writeBytes(MplsLabelUtil.byteBufForMplsLabelWithBottomBit(labelStackEntry.getLabelValue()));
+ } else {
+ buffer.writeBytes(MplsLabelUtil.byteBufForMplsLabel(labelStackEntry.getLabelValue()));
}
- nlriByteBuf.writeMedium(labelValue);
}
-
- // Serialize the prefix field
- final byte[] prefixBytes = getPrefixBytes(prefix);
- nlriByteBuf.writeBytes(Arrays.copyOfRange(prefixBytes, 1, prefixBytes.length));
+ } else {
+ buffer.writeBytes(WITHDRAW_LABEL_BYTE_ARRAY);
}
- buffer.writeBytes(nlriByteBuf);
}
- private static int getPrefixLength(final IpPrefix prefix) {
+ public static void serializePrefixField(final IpPrefix prefix, final ByteBuf buffer) {
+ final byte[] prefixBytes = getPrefixBytes(prefix);
+ buffer.writeBytes(Arrays.copyOfRange(prefixBytes, 1, prefixBytes.length));
+ }
+
+ public static int getPrefixLength(final IpPrefix prefix) {
if (prefix.getIpv4Prefix() != null) {
return Ipv4Util.getPrefixLengthBytes(prefix.getIpv4Prefix().getValue());
}
}
private static byte[] getPrefixBytes(final IpPrefix prefix) {
+ final ByteBuf buffer = Unpooled.buffer();
+
if (prefix.getIpv4Prefix() != null) {
- return Ipv4Util.bytesForPrefixBegin(prefix.getIpv4Prefix());
+ ByteBufWriteUtil.writeMinimalPrefix(prefix.getIpv4Prefix(), buffer);
+ } else {
+ ByteBufWriteUtil.writeMinimalPrefix(prefix.getIpv6Prefix(), buffer);
}
- return Ipv6Util.bytesForPrefixBegin(prefix.getIpv6Prefix());
+ return ByteArray.readAllBytes(buffer);
}
@Override
- public void parseNlri(final ByteBuf nlri, final MpUnreachNlriBuilder builder)
- throws BGPParsingException {
- if (!nlri.isReadable()) {
- return;
- }
- final List<CLabeledUnicastDestination> dst = parseNlri(nlri, builder.getAfi());
-
- builder.setWithdrawnRoutes(new WithdrawnRoutesBuilder().setDestinationType(
- new org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.labeled.unicast.rev150525.update.attributes.mp.unreach.nlri.withdrawn.routes.destination.type.DestinationLabeledUnicastCaseBuilder().setDestinationLabeledUnicast(
- new org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.labeled.unicast.rev150525.update.attributes.mp.unreach.nlri.withdrawn.routes.destination.type.destination.labeled.unicast._case.DestinationLabeledUnicastBuilder().setCLabeledUnicastDestination(
- dst).build()).build()).build());
+ public void parseNlri(final ByteBuf nlri, final MpUnreachNlriBuilder builder) throws BGPParsingException {
+ parseNlri(nlri, builder, null);
}
- private static List<CLabeledUnicastDestination> parseNlri(final ByteBuf nlri, final Class<? extends AddressFamily> afi) {
+ private static List<CLabeledUnicastDestination> parseNlri(final ByteBuf nlri, final Class<? extends AddressFamily> afi, final boolean mPathSupported) {
if (!nlri.isReadable()) {
return null;
}
while (nlri.isReadable()) {
final CLabeledUnicastDestinationBuilder builder = new CLabeledUnicastDestinationBuilder();
- final short length = nlri.readUnsignedByte();
-
- builder.setLabelStack(parseLabel(nlri));
-
- final int labelNum = builder.getLabelStack().size();
- final int prefixLen = length - LABEL_LENGTH * Byte.SIZE * labelNum;
- final int prefixLenInByte = prefixLen / Byte.SIZE + ((prefixLen % Byte.SIZE == 0) ? 0 : 1);
- if (afi.equals(Ipv4AddressFamily.class)) {
- builder.setPrefix(new IpPrefix(Ipv4Util.prefixForBytes(ByteArray.readBytes(nlri, prefixLenInByte), prefixLen)));
- } else if (afi.equals(Ipv6AddressFamily.class)) {
- builder.setPrefix(new IpPrefix(Ipv6Util.prefixForBytes(ByteArray.readBytes(nlri, prefixLenInByte), prefixLen)));
+ if (mPathSupported) {
+ builder.setPathId(PathIdUtil.readPathId(nlri));
}
+ final short length = nlri.readUnsignedByte();
+ final List<LabelStack> labels = parseLabel(nlri);
+ builder.setLabelStack(labels);
+ final int labelNum = labels != null ? labels.size() : 1;
+ final int prefixLen = length - (LABEL_LENGTH * Byte.SIZE * labelNum);
+ builder.setPrefix(parseIpPrefix(nlri, prefixLen, afi));
dests.add(builder.build());
}
return dests;
}
- private static List<LabelStack> parseLabel(final ByteBuf nlri) {
+ public static IpPrefix parseIpPrefix(final ByteBuf nlri, final int prefixLen, final Class<? extends AddressFamily> afi) {
+ final int prefixLenInByte = (prefixLen / Byte.SIZE) + (((prefixLen % Byte.SIZE) == 0) ? 0 : 1);
+ if (afi.equals(Ipv4AddressFamily.class)) {
+ return new IpPrefix(Ipv4Util.prefixForBytes(ByteArray.readBytes(nlri, prefixLenInByte), prefixLen));
+ } else if (afi.equals(Ipv6AddressFamily.class)) {
+ return new IpPrefix(Ipv6Util.prefixForBytes(ByteArray.readBytes(nlri, prefixLenInByte), prefixLen));
+ }
+ return null;
+ }
+
+ public static List<LabelStack> parseLabel(final ByteBuf nlri) {
if (!nlri.isReadable()) {
return null;
}
final List<LabelStack> labels = new ArrayList<>();
- long bottomBit = 0;
+ boolean bottomBit;
do {
- final int label = nlri.readUnsignedMedium();
- bottomBit = label & BOTTOM_LABEL_BIT;
- final LabelStackBuilder labelStack = new LabelStackBuilder();
- labelStack.setLabelValue(new LabelValue(label >> LABEL_VALUE_OFFSET));
- labels.add(labelStack.build());
- } while (bottomBit != 1);
+ final ByteBuf slice = nlri.readSlice(LABEL_LENGTH);
+ bottomBit = MplsLabelUtil.getBottomBit(slice);
+ final MplsLabel mplsLabel = MplsLabelUtil.mplsLabelForByteBuf(slice);
+ if (MplsLabelUtil.intForMplsLabel(mplsLabel) == WITHDRAW_LABEL_INT_VALUE) {
+ return null;
+ }
+ labels.add(new LabelStackBuilder().setLabelValue(mplsLabel).build());
+ } while (!bottomBit);
return labels;
}
@Override
- public void parseNlri(final ByteBuf nlri, final MpReachNlriBuilder builder)
- throws BGPParsingException {
+ public void parseNlri(final ByteBuf nlri, final MpReachNlriBuilder builder) throws BGPParsingException {
+ parseNlri(nlri, builder, null);
+ }
+
+ @Override
+ public void parseNlri(final ByteBuf nlri, final MpReachNlriBuilder builder,
+ final PeerSpecificParserConstraint constraint) throws BGPParsingException {
+ if (!nlri.isReadable()) {
+ return;
+ }
+ final Class<? extends AddressFamily> afi = builder.getAfi();
+ final boolean mPathSupported = MultiPathSupportUtil.isTableTypeSupported(constraint,
+ new BgpTableTypeImpl(builder.getAfi(), builder.getSafi()));
+ final List<CLabeledUnicastDestination> dst = parseNlri(nlri, afi, mPathSupported);
+
+ DestinationType destination = null;
+ if(afi == Ipv4AddressFamily.class){
+ destination = new DestinationLabeledUnicastCaseBuilder().setDestinationLabeledUnicast(
+ new DestinationLabeledUnicastBuilder().setCLabeledUnicastDestination(dst).build()).build();
+ } else if(afi == Ipv6AddressFamily.class) {
+ destination = new DestinationIpv6LabeledUnicastCaseBuilder().setDestinationIpv6LabeledUnicast(
+ new DestinationIpv6LabeledUnicastBuilder()
+ .setCLabeledUnicastDestination(dst).build()).build();
+ }
+ builder.setAdvertizedRoutes(new AdvertizedRoutesBuilder().setDestinationType(destination).build());
+ }
+
+ @Override
+ public void parseNlri(@Nonnull final ByteBuf nlri, @Nonnull final MpUnreachNlriBuilder builder, @Nullable final PeerSpecificParserConstraint constraint) throws BGPParsingException {
if (!nlri.isReadable()) {
return;
}
- final List<CLabeledUnicastDestination> dst = parseNlri(nlri, builder.getAfi());
+ final Class<? extends AddressFamily> afi = builder.getAfi();
- builder.setAdvertizedRoutes(new AdvertizedRoutesBuilder().setDestinationType(
- new DestinationLabeledUnicastCaseBuilder().setDestinationLabeledUnicast(
- new DestinationLabeledUnicastBuilder().setCLabeledUnicastDestination(
- dst).build()).build()).build());
+ final boolean mPathSupported = MultiPathSupportUtil.isTableTypeSupported(constraint, new BgpTableTypeImpl(builder.getAfi(), builder.getSafi()));
+ final List<CLabeledUnicastDestination> dst = parseNlri(nlri, afi, mPathSupported);
+
+ DestinationType destination = null;
+ if (afi == Ipv4AddressFamily.class) {
+ destination = new org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.labeled.unicast.rev171207.update.attributes.mp
+ .unreach.nlri.withdrawn.routes.destination.type.DestinationLabeledUnicastCaseBuilder().setDestinationLabeledUnicast(
+ new org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.labeled.unicast.rev171207.update.attributes.mp.unreach.nlri.withdrawn.routes.destination.type.destination.labeled.unicast._case.DestinationLabeledUnicastBuilder()
+ .setCLabeledUnicastDestination(dst).build()).build();
+ } else if (afi == Ipv6AddressFamily.class) {
+ destination = new org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.labeled.unicast.rev171207.update.attributes.mp
+ .unreach.nlri.withdrawn.routes.destination.type.DestinationIpv6LabeledUnicastCaseBuilder().setDestinationIpv6LabeledUnicast(
+ new org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.labeled.unicast.rev171207.update.attributes.mp.unreach.nlri.withdrawn.routes.destination.type.destination.ipv6.labeled.unicast._case.DestinationIpv6LabeledUnicastBuilder()
+ .setCLabeledUnicastDestination(dst).build()).build();
+ }
+ builder.setWithdrawnRoutes(new WithdrawnRoutesBuilder().setDestinationType(destination).build());
}
}