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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;
import io.fd.honeycomb.translate.spi.write.ListWriterCustomizer;
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.write.WriteContext;
import io.fd.honeycomb.translate.write.WriteFailedException;
import io.fd.vpp.jvpp.core.dto.SwInterfaceSetFlags;
import io.fd.vpp.jvpp.core.dto.SwInterfaceSetFlagsReply;
import io.fd.vpp.jvpp.core.future.FutureJVppCore;
import java.util.concurrent.CompletionStage;
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.interfaces.rev140508.interfaces.InterfaceKey;
import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* Ietf interface write customizer that only caches interface objects for child writers
*/
public class InterfaceCustomizer extends FutureJVppCustomizer
implements ListWriterCustomizer<Interface, InterfaceKey>, JvppReplyConsumer {
private static final Logger LOG = LoggerFactory.getLogger(InterfaceCustomizer.class);
private final NamingContext interfaceContext;
public InterfaceCustomizer(final FutureJVppCore vppApi, final NamingContext interfaceContext) {
super(vppApi);
this.interfaceContext = interfaceContext;
}
@Override
public void writeCurrentAttributes(@Nonnull final InstanceIdentifier<Interface> id,
@Nonnull final Interface dataAfter,
@Nonnull final WriteContext writeContext)
throws WriteFailedException {
setInterface(id, dataAfter, writeContext);
}
@Override
public void updateCurrentAttributes(@Nonnull final InstanceIdentifier<Interface> id,
@Nonnull final Interface dataBefore,
@Nonnull final Interface dataAfter,
@Nonnull final WriteContext writeContext)
throws WriteFailedException {
updateInterface(id, dataBefore, dataAfter, writeContext);
}
@Override
public void deleteCurrentAttributes(@Nonnull final InstanceIdentifier<Interface> id,
@Nonnull final Interface dataBefore,
@Nonnull final WriteContext writeContext) {
// Nothing to be done here, customizers for specific interface types e.g. vxlan handle the delete
}
private void setInterface(final InstanceIdentifier<Interface> id, final Interface swIf,
final WriteContext writeContext) throws WriteFailedException {
LOG.debug("Setting interface: {} to: {}", id, swIf);
setInterfaceAttributes(id, swIf, swIf.getName(), writeContext);
}
private void setInterfaceAttributes(final InstanceIdentifier<Interface> id, final Interface swIf,
final String swIfName, final WriteContext writeContext)
throws WriteFailedException {
setInterfaceFlags(id, swIfName, interfaceContext.getIndex(swIfName, writeContext.getMappingContext()),
swIf.isEnabled()
? (byte) 1
: (byte) 0);
}
private void updateInterface(final InstanceIdentifier<Interface> id,
final Interface dataBefore,
final Interface dataAfter, final WriteContext writeContext)
throws WriteFailedException {
LOG.debug("Updating interface:{} to: {}", id, dataAfter);
setInterfaceAttributes(id, dataAfter, dataAfter.getName(), writeContext);
}
private void setInterfaceFlags(final InstanceIdentifier<Interface> id, final String swIfName, final int swIfIndex,
final byte enabled) throws WriteFailedException {
final CompletionStage<SwInterfaceSetFlagsReply> swInterfaceSetFlagsReplyFuture =
getFutureJVpp().swInterfaceSetFlags(getSwInterfaceSetFlagsInput(swIfIndex, enabled));
LOG.debug("Updating interface flags for: {}, index: {}, enabled: {}", swIfName, swIfIndex, enabled);
getReplyForWrite(swInterfaceSetFlagsReplyFuture.toCompletableFuture(), id);
LOG.debug("Interface flags updated successfully for: {}, index: {}, enabled: {}",
swIfName, swIfIndex, enabled);
}
private SwInterfaceSetFlags getSwInterfaceSetFlagsInput(final int swIfIndex, final byte enabled) {
final SwInterfaceSetFlags swInterfaceSetFlags = new SwInterfaceSetFlags();
swInterfaceSetFlags.swIfIndex = swIfIndex;
swInterfaceSetFlags.adminUpDown = enabled;
return swInterfaceSetFlags;
}
}
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