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/*
* Copyright (c) 2016 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.v3po.interfaces.ip.v6;
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 com.google.common.base.Optional;
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.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev161214.RoutingBaseAttributes;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev161214.VppInterfaceAugmentation;
import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class Ipv6NeighbourCustomizer extends FutureJVppCustomizer
implements ListWriterCustomizer<Neighbor, NeighborKey>, 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<Neighbor> 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, writeContext);
LOG.debug("Neighbour successfully written");
}
@Override
public void updateCurrentAttributes(@Nonnull InstanceIdentifier<Neighbor> id, @Nonnull Neighbor dataBefore,
@Nonnull Neighbor dataAfter,
@Nonnull WriteContext writeContext) throws WriteFailedException {
throw new UnsupportedOperationException("Operation not supported");
}
@Override
public void deleteCurrentAttributes(@Nonnull InstanceIdentifier<Neighbor> 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, writeContext);
LOG.debug("Neighbour {} successfully deleted", id);
}
private void addDelNeighbourAndReply(InstanceIdentifier<Neighbor> id, boolean add, int parentInterfaceIndex,
Neighbor data, WriteContext writeContext) 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;
final Optional<Interface> optIface = writeContext.readBefore(id.firstIdentifierOf(Interface.class));
// if routing set, reads vrf-id
// uses java.util.Optional(its internal behaviour suites this use better than guava one)
if (optIface.isPresent()) {
java.util.Optional.of(optIface.get())
.map(iface -> iface.getAugmentation(VppInterfaceAugmentation.class))
.map(VppInterfaceAugmentation::getRouting)
.map(RoutingBaseAttributes::getIpv6VrfId)
.ifPresent(vrf -> request.vrfId = vrf.byteValue());
}
getReplyForWrite(getFutureJVpp().ipNeighborAddDel(request).toCompletableFuture(), id);
}
}
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