From fb50d586985f12d1aa39eb6c5fdcd6b8a87b26da Mon Sep 17 00:00:00 2001 From: Jan Srnicek Date: Fri, 10 Mar 2017 10:00:43 +0100 Subject: HC2VPP-7 - L3 split to separate module ipv4/ipv6/proxy arp/nd proxy Change-Id: I536298dd5584f79f357e94da08d402e67e79bb71 Signed-off-by: Jan Srnicek --- .../l3/write/ipv6/Ipv6NeighbourCustomizer.java | 115 +++++++++++++++++++++ 1 file changed, 115 insertions(+) create mode 100644 l3/impl/src/main/java/io/fd/hc2vpp/l3/write/ipv6/Ipv6NeighbourCustomizer.java (limited to 'l3/impl/src/main/java/io/fd/hc2vpp/l3/write/ipv6/Ipv6NeighbourCustomizer.java') diff --git a/l3/impl/src/main/java/io/fd/hc2vpp/l3/write/ipv6/Ipv6NeighbourCustomizer.java b/l3/impl/src/main/java/io/fd/hc2vpp/l3/write/ipv6/Ipv6NeighbourCustomizer.java new file mode 100644 index 000000000..2a9ef03d6 --- /dev/null +++ b/l3/impl/src/main/java/io/fd/hc2vpp/l3/write/ipv6/Ipv6NeighbourCustomizer.java @@ -0,0 +1,115 @@ +/* + * Copyright (c) 2017 Cisco and/or its affiliates. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package io.fd.hc2vpp.l3.write.ipv6; + +import static com.google.common.base.Preconditions.checkArgument; +import static com.google.common.base.Preconditions.checkNotNull; +import static com.google.common.base.Preconditions.checkState; + +import io.fd.hc2vpp.common.translate.util.AddressTranslator; +import io.fd.hc2vpp.common.translate.util.ByteDataTranslator; +import io.fd.hc2vpp.common.translate.util.FutureJVppCustomizer; +import io.fd.hc2vpp.common.translate.util.JvppReplyConsumer; +import io.fd.hc2vpp.common.translate.util.NamingContext; +import io.fd.honeycomb.translate.MappingContext; +import io.fd.honeycomb.translate.spi.write.ListWriterCustomizer; +import io.fd.honeycomb.translate.write.WriteContext; +import io.fd.honeycomb.translate.write.WriteFailedException; +import io.fd.vpp.jvpp.core.dto.IpNeighborAddDel; +import io.fd.vpp.jvpp.core.future.FutureJVppCore; +import javax.annotation.Nonnull; +import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.Interface; +import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ip.rev140616.interfaces._interface.ipv6.Neighbor; +import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ip.rev140616.interfaces._interface.ipv6.NeighborKey; +import org.opendaylight.yangtools.yang.binding.InstanceIdentifier; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +public class Ipv6NeighbourCustomizer extends FutureJVppCustomizer + implements ListWriterCustomizer, ByteDataTranslator, AddressTranslator, + JvppReplyConsumer { + + private static final Logger LOG = LoggerFactory.getLogger(Ipv6NeighbourCustomizer.class); + final NamingContext interfaceContext; + + public Ipv6NeighbourCustomizer(final FutureJVppCore futureJVppCore, final NamingContext interfaceContext) { + super(futureJVppCore); + this.interfaceContext = interfaceContext; + } + + @Override + public void writeCurrentAttributes(@Nonnull InstanceIdentifier id, @Nonnull Neighbor dataAfter, + @Nonnull WriteContext writeContext) + throws WriteFailedException { + + checkNotNull(dataAfter, "Cannot write null neighbour"); + checkArgument(id.firstKeyOf(Interface.class) != null, "No parent interface key found"); + + LOG.debug("Processing request for Neigbour write"); + String interfaceName = id.firstKeyOf(Interface.class).getName(); + MappingContext mappingContext = writeContext.getMappingContext(); + + checkState(interfaceContext.containsIndex(interfaceName, mappingContext), + "Mapping does not contains mapping for provider interface name ".concat(interfaceName)); + + LOG.debug("Parent interface index found"); + addDelNeighbourAndReply(id, true, interfaceContext.getIndex(interfaceName, mappingContext), dataAfter); + LOG.debug("Neighbour successfully written"); + } + + @Override + public void updateCurrentAttributes(@Nonnull InstanceIdentifier id, @Nonnull Neighbor dataBefore, + @Nonnull Neighbor dataAfter, + @Nonnull WriteContext writeContext) throws WriteFailedException { + throw new UnsupportedOperationException("Operation not supported"); + } + + @Override + public void deleteCurrentAttributes(@Nonnull InstanceIdentifier id, @Nonnull Neighbor dataBefore, + @Nonnull WriteContext writeContext) + throws WriteFailedException { + + checkNotNull(dataBefore, "Cannot delete null neighbour"); + checkArgument(id.firstKeyOf(Interface.class) != null, "No parent interface key found"); + + LOG.debug("Processing request for Neigbour delete"); + String interfaceName = id.firstKeyOf(Interface.class).getName(); + MappingContext mappingContext = writeContext.getMappingContext(); + + checkState(interfaceContext.containsIndex(interfaceName, mappingContext), + "Mapping does not contains mapping for provider interface name %s", interfaceName); + + LOG.debug("Parent interface[{}] index found", interfaceName); + + addDelNeighbourAndReply(id, false, interfaceContext.getIndex(interfaceName, mappingContext), dataBefore); + LOG.debug("Neighbour {} successfully deleted", id); + } + + private void addDelNeighbourAndReply(InstanceIdentifier id, boolean add, int parentInterfaceIndex, + Neighbor data) throws WriteFailedException { + + IpNeighborAddDel request = new IpNeighborAddDel(); + + request.isAdd = booleanToByte(add); + request.isIpv6 = 1; + request.isStatic = 1; + request.dstAddress = ipv6AddressNoZoneToArray(data.getIp()); + request.macAddress = parseMac(data.getLinkLayerAddress().getValue()); + request.swIfIndex = parentInterfaceIndex; + getReplyForWrite(getFutureJVpp().ipNeighborAddDel(request).toCompletableFuture(), id); + } +} -- cgit 1.2.3-korg