use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev171207.linkstate.path.attribute.link.state.attribute.PrefixAttributesCase in project bgpcep by opendaylight.
the class LinkstateAttributeParser method serializeAttribute.
/**
* Serialize linkstate attributes.
*
* @param attribute DataObject representing LinkstatePathAttribute
* @param byteAggregator ByteBuf where all serialized data are aggregated
*/
@Override
public void serializeAttribute(final DataObject attribute, final ByteBuf byteAggregator) {
Preconditions.checkArgument(attribute instanceof Attributes, "Attribute parameter is not a PathAttribute object.");
final Attributes1 pathAttributes1 = ((Attributes) attribute).getAugmentation(Attributes1.class);
if (pathAttributes1 == null) {
return;
}
final LinkStateAttribute linkState = pathAttributes1.getLinkStateAttribute();
final ByteBuf lsBuffer = Unpooled.buffer();
if (linkState instanceof LinkAttributesCase) {
LinkAttributesParser.serializeLinkAttributes((LinkAttributesCase) linkState, lsBuffer);
} else if (linkState instanceof NodeAttributesCase) {
NodeAttributesParser.serializeNodeAttributes((NodeAttributesCase) linkState, lsBuffer);
} else if (linkState instanceof PrefixAttributesCase) {
PrefixAttributesParser.serializePrefixAttributes((PrefixAttributesCase) linkState, lsBuffer);
} else if (linkState instanceof TeLspAttributesCase) {
TeLspAttributesParser.serializeLspAttributes(this.rsvpTeObjectRegistry, (TeLspAttributesCase) linkState, lsBuffer);
byteAggregator.writeBytes(lsBuffer);
return;
}
AttributeUtil.formatAttribute(AttributeUtil.OPTIONAL, getType(), lsBuffer, byteAggregator);
}
use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev171207.linkstate.path.attribute.link.state.attribute.PrefixAttributesCase in project bgpcep by opendaylight.
the class LinkstateAttributeParserTest method testPositiveV4Prefixes.
@Test
public void testPositiveV4Prefixes() throws BGPParsingException {
final AttributesBuilder builder = createUnreachBuilder(new PrefixCaseBuilder().setPrefixDescriptors(new PrefixDescriptorsBuilder().setIpReachabilityInformation(new IpPrefix(new Ipv4Prefix("127.0.0.1/32"))).build()).build());
this.parser.parseAttribute(Unpooled.copiedBuffer(P4_ATTR), builder);
final Attributes1 attrs = builder.getAugmentation(Attributes1.class);
final PrefixAttributes ls = ((PrefixAttributesCase) attrs.getLinkStateAttribute()).getPrefixAttributes();
assertNotNull(ls);
assertNotNull(ls.getSrRange());
assertFalse(ls.getSrRange().isInterArea());
assertEquals(1, ls.getSrRange().getSubTlvs().size());
assertNotNull(ls.getSrBindingSidLabels());
final IgpBits ispBits = ls.getIgpBits();
assertTrue(ispBits.getUpDown().isUpDown());
assertTrue(ispBits.isIsIsUpDown());
assertTrue(ispBits.isOspfNoUnicast());
assertTrue(ispBits.isOspfLocalAddress());
assertTrue(ispBits.isOspfPropagateNssa());
assertEquals(2, ls.getRouteTags().size());
assertArrayEquals(new byte[] { (byte) 0x12, (byte) 0x34, (byte) 0x56, (byte) 0x78 }, ls.getRouteTags().get(0).getValue());
assertEquals(1, ls.getExtendedTags().size());
assertArrayEquals(new byte[] { (byte) 0x12, (byte) 0x34, (byte) 0x56, (byte) 0x78, (byte) 0x10, (byte) 0x30, (byte) 0x50, (byte) 0x70 }, ls.getExtendedTags().get(0).getValue());
assertEquals(10, ls.getPrefixMetric().getValue().intValue());
assertEquals("10.25.2.27", ls.getOspfForwardingAddress().getIpv4Address().getValue());
// serialization
final ByteBuf buff = Unpooled.buffer();
this.parser.serializeAttribute(builder.build(), buff);
buff.skipBytes(3);
// there is unresolved TLV at the end, that needs to be cut off
assertArrayEquals(P4_ATTR, ByteArray.getAllBytes(buff));
}
use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev171207.linkstate.path.attribute.link.state.attribute.PrefixAttributesCase in project bgpcep by opendaylight.
the class LinkstateTopologyBuilder method createPrefix.
private void createPrefix(final WriteTransaction trans, final UriBuilder base, final LinkstateRoute value, final PrefixCase prefixCase, final Attributes attributes) {
final IpPrefix ippfx = prefixCase.getPrefixDescriptors().getIpReachabilityInformation();
if (ippfx == null) {
LOG.warn("IP reachability not present in prefix {} route {}, skipping it", prefixCase, value);
return;
}
final PrefixBuilder pb = new PrefixBuilder();
final PrefixKey pk = new PrefixKey(ippfx);
pb.setKey(pk);
pb.setPrefix(ippfx);
final PrefixAttributes pa;
// Very defensive lookup
final Attributes1 attr = attributes.getAugmentation(Attributes1.class);
if (attr != null) {
final LinkStateAttribute attrType = attr.getLinkStateAttribute();
if (attrType != null) {
pa = ((PrefixAttributesCase) attrType).getPrefixAttributes();
} else {
LOG.debug("Missing attribute type in IP {} prefix {} route {}, skipping it", ippfx, prefixCase, value);
pa = null;
}
} else {
LOG.debug("Missing attributes in IP {} prefix {} route {}, skipping it", ippfx, prefixCase, value);
pa = null;
}
if (pa != null) {
pb.setMetric(pa.getPrefixMetric().getValue());
}
ProtocolUtil.augmentProtocolId(value, pa, pb);
final Prefix pfx = pb.build();
LOG.debug("Created prefix {} for {}", pfx, prefixCase);
/*
* All set, but... the hosting node may not exist, we may need to fake it.
*/
final NodeId node = buildNodeId(base, prefixCase.getAdvertisingNodeDescriptors());
NodeHolder nh = this.nodes.get(node);
if (nh == null) {
nh = getNode(node);
nh.addPrefix(pfx);
putNode(trans, nh);
} else {
nh.addPrefix(pfx);
final InstanceIdentifier<Node> nid = getNodeInstanceIdentifier(new NodeKey(nh.getNodeId()));
final InstanceIdentifier<IgpNodeAttributes> inaId = nid.builder().augmentation(Node1.class).child(IgpNodeAttributes.class).build();
trans.put(LogicalDatastoreType.OPERATIONAL, inaId.child(Prefix.class, pk), pfx);
}
}
use of org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev171207.linkstate.path.attribute.link.state.attribute.PrefixAttributesCase in project bgpcep by opendaylight.
the class PrefixAttributesParser method serializePrefixAttributes.
static void serializePrefixAttributes(final PrefixAttributesCase prefixAttributesCase, final ByteBuf byteAggregator) {
final PrefixAttributes prefixAtrributes = prefixAttributesCase.getPrefixAttributes();
if (prefixAtrributes.getIgpBits() != null) {
final BitArray igpBit = new BitArray(FLAGS_SIZE);
final IgpBits igpBits = prefixAtrributes.getIgpBits();
igpBit.set(UP_DOWN_BIT, igpBits.getUpDown().isUpDown() || igpBits.isIsIsUpDown());
igpBit.set(OSPF_NO_UNICAST, igpBits.isOspfNoUnicast());
igpBit.set(OSPF_LOCAL_ADDRESS, igpBits.isOspfLocalAddress());
igpBit.set(OSPF_PROPAGATE_ADDRESS, igpBits.isOspfPropagateNssa());
TlvUtil.writeTLV(IGP_FLAGS, Unpooled.wrappedBuffer(igpBit.array()), byteAggregator);
}
serializeRouteTags(prefixAtrributes.getRouteTags(), byteAggregator);
serializeExtendedRouteTags(prefixAtrributes.getExtendedTags(), byteAggregator);
serializePrefixMetric(prefixAtrributes.getPrefixMetric(), byteAggregator);
serializeForwardingAddress(prefixAtrributes.getOspfForwardingAddress(), byteAggregator);
serializeSrPrefix(prefixAtrributes.getSrPrefix(), byteAggregator);
serializeIpv6SrPrefix(prefixAtrributes.getIpv6SrPrefix(), byteAggregator);
serializeSrRange(prefixAtrributes.getSrRange(), byteAggregator);
serializeSrBindingLabel(prefixAtrributes.getSrBindingSidLabels(), byteAggregator);
}
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