Examples with NlriParser org.opendaylight.protocol.bgp.parser.spi.NlriParser used on opensource projects

Example 1 with NlriParser

use of org.opendaylight.protocol.bgp.parser.spi.NlriParser in project bgpcep by opendaylight.

the class SimpleNlriRegistry method parseMpUnreach.

@Override
public MpUnreachNlri parseMpUnreach(final ByteBuf buffer, final PeerSpecificParserConstraint constraint) throws BGPParsingException {
    final MpUnreachNlriBuilder builder = new MpUnreachNlriBuilder();
    builder.setAfi(getAfi(buffer));
    builder.setSafi(getSafi(buffer));
    final ByteBuf nlri = buffer.slice();
    final BgpTableType key = createKey(builder.getAfi(), builder.getSafi());
    final NlriParser parser = this.handlers.get(key);
    if (parser == null) {
        LOG.warn(PARSER_NOT_FOUND, key);
    } else {
        parser.parseNlri(nlri, builder, constraint);
    }
    return builder.build();
}

Example 2 with NlriParser

use of org.opendaylight.protocol.bgp.parser.spi.NlriParser in project bgpcep by opendaylight.

the class SimpleNlriRegistry method registerNlriParser.

synchronized AutoCloseable registerNlriParser(final Class<? extends AddressFamily> afi, final Class<? extends SubsequentAddressFamily> safi, final NlriParser parser, final NextHopParserSerializer nextHopSerializer, final Class<? extends CNextHop> cNextHopClass, final Class<? extends CNextHop>... cNextHopClassList) {
    final BgpTableType key = createKey(afi, safi);
    final NlriParser prev = this.handlers.get(key);
    Preconditions.checkState(prev == null, "AFI/SAFI is already bound to parser " + prev);
    this.handlers.put(key, parser);
    this.nextHopParsers.put(key, nextHopSerializer);
    if (cNextHopClass != null) {
        final Entry<Class<? extends CNextHop>, BgpTableType> nhKey = new SimpleEntry<>(cNextHopClass, key);
        this.nextHopSerializers.put(nhKey, nextHopSerializer);
        for (final Class<? extends CNextHop> cNextHop : cNextHopClassList) {
            final Entry<Class<? extends CNextHop>, BgpTableType> nhKeys = new SimpleEntry<>(cNextHop, key);
            this.nextHopSerializers.put(nhKeys, nextHopSerializer);
        }
    }
    final Object lock = this;
    return new AbstractRegistration() {

        @Override
        protected void removeRegistration() {
            synchronized (lock) {
                SimpleNlriRegistry.this.handlers.remove(key);
                SimpleNlriRegistry.this.nextHopParsers.remove(key);
                if (cNextHopClass != null) {
                    final Entry<Class<? extends CNextHop>, BgpTableType> nhKey = new SimpleEntry<>(cNextHopClass, key);
                    SimpleNlriRegistry.this.nextHopSerializers.remove(nhKey);
                    for (final Class<? extends CNextHop> cNextHop : cNextHopClassList) {
                        final Entry<Class<? extends CNextHop>, BgpTableType> nhKeys = new SimpleEntry<>(cNextHop, key);
                        SimpleNlriRegistry.this.nextHopSerializers.remove(nhKeys);
                    }
                }
            }
        }
    };
}

Example 3 with NlriParser

use of org.opendaylight.protocol.bgp.parser.spi.NlriParser in project bgpcep by opendaylight.

the class SimpleNlriRegistry method parseMpReach.

@Override
public MpReachNlri parseMpReach(final ByteBuf buffer, final PeerSpecificParserConstraint constraint) throws BGPParsingException {
    final MpReachNlriBuilder builder = new MpReachNlriBuilder();
    final Class<? extends AddressFamily> afi = getAfi(buffer);
    final Class<? extends SubsequentAddressFamily> safi = getSafi(buffer);
    builder.setAfi(afi);
    builder.setSafi(safi);
    final BgpTableType key = createKey(builder.getAfi(), builder.getSafi());
    final int nextHopLength = buffer.readUnsignedByte();
    if (nextHopLength != 0) {
        final NextHopParserSerializer nextHopParser = this.nextHopParsers.get(key);
        if (nextHopParser != null) {
            builder.setCNextHop(nextHopParser.parseNextHop(buffer.readSlice(nextHopLength)));
        } else {
            builder.setCNextHop(NextHopUtil.parseNextHop(buffer.readSlice(nextHopLength)));
            LOG.warn("NexHop Parser/Serializer for AFI/SAFI ({},{}) not bound", afi, safi);
        }
    }
    buffer.skipBytes(RESERVED);
    final ByteBuf nlri = buffer.slice();
    final NlriParser parser = this.handlers.get(key);
    if (parser == null) {
        LOG.warn(PARSER_NOT_FOUND, key);
    } else {
        parser.parseNlri(nlri, builder, constraint);
    }
    return builder.build();
}