Examples with AttributesBuilder org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.path.attributes.AttributesBuilder used on opensource projects

Example 56 with AttributesBuilder

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.path.attributes.AttributesBuilder in project bgpcep by opendaylight.

the class CommunitiesAttributeParser method parseAttribute.

@Override
public void parseAttribute(final ByteBuf buffer, final AttributesBuilder builder, final RevisedErrorHandling errorHandling, final PeerSpecificParserConstraint constraint) throws BGPDocumentedException, BGPTreatAsWithdrawException {
    final int readable = buffer.readableBytes();
    if (readable == 0 && errorHandling != RevisedErrorHandling.NONE) {
        throw new BGPTreatAsWithdrawException(BGPError.ATTR_LENGTH_ERROR, "Empty Community attribute");
    }
    if (readable % COMMUNITY_LENGTH != 0) {
        throw errorHandling.reportError(BGPError.ATTR_LENGTH_ERROR, "Community attribute length must be a multiple of %s, have %s", COMMUNITY_LENGTH, readable);
    }
    final int count = readable / COMMUNITY_LENGTH;
    final List<Communities> set = new ArrayList<>(count);
    for (int i = 0; i < count; ++i) {
        set.add((Communities) parseCommunity(this.refCache, buffer.readSlice(COMMUNITY_LENGTH)));
    }
    builder.setCommunities(set);
}

Example 57 with AttributesBuilder

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.path.attributes.AttributesBuilder in project bgpcep by opendaylight.

the class ExtendedCommunitiesAttributeParser method parseAttribute.

@Override
public void parseAttribute(final ByteBuf buffer, final AttributesBuilder builder, final RevisedErrorHandling errorHandling, final PeerSpecificParserConstraint constraint) throws BGPDocumentedException, BGPTreatAsWithdrawException {
    final int readable = buffer.readableBytes();
    if (errorHandling != RevisedErrorHandling.NONE) {
        if (readable == 0) {
            throw new BGPTreatAsWithdrawException(BGPError.ATTR_LENGTH_ERROR, "Empty Extended Community attribute");
        }
    }
    if (readable % 8 != 0) {
        throw errorHandling.reportError(BGPError.ATTR_LENGTH_ERROR, "Extended Community attribute length must be a multiple of 8, have %s", readable);
    }
    final List<ExtendedCommunities> set = new ArrayList<>(readable / 8);
    while (buffer.isReadable()) {
        final ExtendedCommunities exComm;
        try {
            // FIXME: BGPCEP-359: revise API contract here
            exComm = this.ecReg.parseExtendedCommunity(buffer);
        } catch (BGPParsingException e) {
            throw errorHandling.reportError(BGPError.MALFORMED_ATTR_LIST, e, "Failed to parse extended community");
        }
        if (exComm != null) {
            set.add(exComm);
        }
    }
    builder.setExtendedCommunities(set);
}

Example 58 with AttributesBuilder

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.path.attributes.AttributesBuilder in project bgpcep by opendaylight.

the class BgpPrefixSidAttributeParser method parseAttribute.

@Override
public void parseAttribute(final ByteBuf buffer, final AttributesBuilder builder, final PeerSpecificParserConstraint constraint) throws BGPDocumentedException, BGPParsingException {
    final BgpPrefixSidBuilder sid = new BgpPrefixSidBuilder();
    final List<BgpPrefixSidTlvs> tlvList = new ArrayList<>();
    while (buffer.isReadable()) {
        tlvList.add(new BgpPrefixSidTlvsBuilder().setBgpPrefixSidTlv(this.reg.parseBgpPrefixSidTlv(buffer.readUnsignedByte(), buffer)).build());
    }
    builder.setBgpPrefixSid(sid.setBgpPrefixSidTlvs(tlvList).build());
}

Example 59 with AttributesBuilder

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.path.attributes.AttributesBuilder in project bgpcep by opendaylight.

the class LocalPreferenceAttributeParser method parseAttribute.

@Override
public void parseAttribute(final ByteBuf buffer, final AttributesBuilder builder, final RevisedErrorHandling errorHandling, final PeerSpecificParserConstraint constraint) throws BGPDocumentedException, BGPTreatAsWithdrawException {
    if (errorHandling == RevisedErrorHandling.EXTERNAL) {
        // RFC7606 section 7.7
        LOG.debug("Discarded LOCAL_PREF attribute from external peer");
        return;
    }
    final int readable = buffer.readableBytes();
    if (readable != 4) {
        throw errorHandling.reportError(BGPError.ATTR_LENGTH_ERROR, "Expected 4 bytes, have %s", readable);
    }
    builder.setLocalPref(new LocalPrefBuilder().setPref(ByteBufUtils.readUint32(buffer)).build());
}

Example 60 with AttributesBuilder

use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.path.attributes.AttributesBuilder in project bgpcep by opendaylight.

the class NextHopAttributeParser method parseAttribute.

@Override
public void parseAttribute(final ByteBuf buffer, final AttributesBuilder builder, final RevisedErrorHandling errorHandling, final PeerSpecificParserConstraint constraint) throws BGPDocumentedException, BGPTreatAsWithdrawException {
    final int readable = buffer.readableBytes();
    final CNextHop nextHop;
    switch(readable) {
        case IP4_LENGTH:
            nextHop = NextHopUtil.parseNextHopIpv4(buffer);
            break;
        case IPV6_LENGTH:
            nextHop = NextHopUtil.parseNextHopIpv6(buffer);
            break;
        case IPV6_LENGTH * 2:
            nextHop = NextHopUtil.parseNextHopFullIpv6(buffer);
            break;
        default:
            throw errorHandling.reportError(BGPError.ATTR_LENGTH_ERROR, "NEXT_HOP attribute is expected to have length of {%s, %s, %s} but has %s", IP4_LENGTH, IPV6_LENGTH, IPV6_LENGTH * 2, readable);
    }
    builder.setCNextHop(nextHop);
}