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/*
* 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.routing.write;
import com.google.common.base.Preconditions;
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.spi.write.WriterCustomizer;
import io.fd.honeycomb.translate.write.WriteContext;
import io.fd.honeycomb.translate.write.WriteFailedException;
import io.fd.vpp.jvpp.core.dto.SwInterfaceIp6NdRaConfig;
import io.fd.vpp.jvpp.core.future.FutureJVppCore;
import javax.annotation.Nonnull;
import org.opendaylight.yang.gen.v1.http.fd.io.hc2vpp.yang.vpp.routing.ra.rev180319.Ipv6RouterAdvertisementsVppAugmentation;
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.ipv6.unicast.routing.rev180313.interfaces._interface.ipv6.Ipv6RouterAdvertisements;
import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
final class RouterAdvertisementsCustomizer extends FutureJVppCustomizer
implements WriterCustomizer<Ipv6RouterAdvertisements>, JvppReplyConsumer, ByteDataTranslator {
private static final Logger LOG = LoggerFactory.getLogger(RouterAdvertisementsCustomizer.class);
private final NamingContext interfaceContext;
RouterAdvertisementsCustomizer(@Nonnull final FutureJVppCore jvpp, @Nonnull final NamingContext interfaceContext) {
super(jvpp);
this.interfaceContext = Preconditions.checkNotNull(interfaceContext, "interfaceContext should not be null");
}
@Override
public void writeCurrentAttributes(@Nonnull final InstanceIdentifier<Ipv6RouterAdvertisements> id,
@Nonnull final Ipv6RouterAdvertisements dataAfter,
@Nonnull final WriteContext writeContext) throws WriteFailedException {
LOG.debug("Writing RouterAdvertisements {} dataAfter={}", id, dataAfter);
setRouterAdvertisements(id, dataAfter, writeContext, false);
}
@Override
public void updateCurrentAttributes(@Nonnull final InstanceIdentifier<Ipv6RouterAdvertisements> id,
@Nonnull final Ipv6RouterAdvertisements dataBefore,
@Nonnull final Ipv6RouterAdvertisements dataAfter,
@Nonnull final WriteContext writeContext)
throws WriteFailedException {
LOG.debug("Updating RouterAdvertisements {} dataBefore={} dataAfter={}", id, dataBefore, dataAfter);
setRouterAdvertisements(id, dataAfter, writeContext, false);
}
@Override
public void deleteCurrentAttributes(@Nonnull final InstanceIdentifier<Ipv6RouterAdvertisements> id,
@Nonnull final Ipv6RouterAdvertisements dataBefore,
@Nonnull final WriteContext writeContext) throws WriteFailedException {
LOG.debug("Removing RouterAdvertisements {} dataBefore={}", id, dataBefore);
setRouterAdvertisements(id, dataBefore, writeContext, true);
}
private void setRouterAdvertisements(@Nonnull final InstanceIdentifier<Ipv6RouterAdvertisements> id,
@Nonnull final Ipv6RouterAdvertisements data,
@Nonnull final WriteContext writeContext,
final boolean isDelete) throws WriteFailedException {
final String ifcName = id.firstKeyOf(Interface.class).getName();
final int ifcIndex = interfaceContext.getIndex(ifcName, writeContext.getMappingContext());
SwInterfaceIp6NdRaConfig request;
if (isDelete) {
request = new SwInterfaceIp6NdRaConfig();
request.swIfIndex = ifcIndex;
request.suppress = 1;
} else {
request = getRequest(data, ifcIndex);
}
LOG.debug("Updating RouterAdvertisements configuration for interface {}(id={}): {}", ifcName, ifcIndex, request);
getReplyForWrite(getFutureJVpp().swInterfaceIp6NdRaConfig(request).toCompletableFuture(), id);
LOG.debug("RouterAdvertisements: {} configuration updated successfully", id);
}
private SwInterfaceIp6NdRaConfig getRequest(final Ipv6RouterAdvertisements dataAfter, final int ifcIndex) {
final SwInterfaceIp6NdRaConfig request = new SwInterfaceIp6NdRaConfig();
request.swIfIndex = ifcIndex;
request.suppress = booleanToByte(!dataAfter.isSendAdvertisements());
request.managed = booleanToByte(dataAfter.isManagedFlag());
request.other = booleanToByte(dataAfter.isOtherConfigFlag());
final Ipv6RouterAdvertisementsVppAugmentation vppAugmentation =
dataAfter.augmentation(Ipv6RouterAdvertisementsVppAugmentation.class);
if (vppAugmentation != null) {
request.llOption = booleanToByte(vppAugmentation.isSuppressLinkLayer());
request.sendUnicast = booleanToByte(vppAugmentation.isSendUnicast());
request.cease = booleanToByte(vppAugmentation.isCease());
request.initialCount = vppAugmentation.getInitialCount();
request.initialInterval = vppAugmentation.getInitialInterval();
}
request.isNo = 0;
if (dataAfter.getMinRtrAdvInterval() != null) {
request.minInterval = dataAfter.getMinRtrAdvInterval();
}
if (dataAfter.getMaxRtrAdvInterval() != null) {
request.maxInterval = dataAfter.getMaxRtrAdvInterval();
}
if (dataAfter.getDefaultLifetime() != null && dataAfter.getDefaultLifetime() != 0) {
request.lifetime = dataAfter.getDefaultLifetime();
request.defaultRouter = 1;
}
return request;
}
}
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