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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.honeycomb.lisp.translate.write;
import static com.google.common.base.Preconditions.checkNotNull;
import static java.nio.charset.StandardCharsets.UTF_8;
import io.fd.honeycomb.translate.spi.write.WriterCustomizer;
import io.fd.honeycomb.translate.vpp.util.ByteDataTranslator;
import io.fd.honeycomb.translate.vpp.util.FutureJVppCustomizer;
import io.fd.honeycomb.translate.vpp.util.JvppReplyConsumer;
import io.fd.honeycomb.translate.write.WriteContext;
import io.fd.honeycomb.translate.write.WriteFailedException;
import java.util.concurrent.TimeoutException;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.lisp.rev161214.pitr.cfg.grouping.PitrCfg;
import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
import io.fd.vpp.jvpp.VppBaseCallException;
import io.fd.vpp.jvpp.core.dto.LispPitrSetLocatorSet;
import io.fd.vpp.jvpp.core.future.FutureJVppCore;
/**
* Customizer for {@code PitrCfg}
*/
public class PitrCfgCustomizer extends FutureJVppCustomizer
implements WriterCustomizer<PitrCfg>, JvppReplyConsumer, ByteDataTranslator {
private static final String DEFAULT_LOCATOR_SET_NAME = "N/A";
public PitrCfgCustomizer(FutureJVppCore futureJvpp) {
super(futureJvpp);
}
@Override
public void writeCurrentAttributes(InstanceIdentifier<PitrCfg> id, PitrCfg dataAfter, WriteContext writeContext)
throws WriteFailedException {
checkNotNull(dataAfter, "PitrCfg is null");
checkNotNull(dataAfter.getLocatorSet(), "Locator set name is null");
try {
addDelPitrSetLocatorSetAndReply(true, dataAfter);
} catch (VppBaseCallException | TimeoutException e) {
throw new WriteFailedException.CreateFailedException(id, dataAfter, e);
}
}
@Override
public void updateCurrentAttributes(InstanceIdentifier<PitrCfg> id, PitrCfg dataBefore, PitrCfg dataAfter,
WriteContext writeContext) throws WriteFailedException {
checkNotNull(dataAfter, "PitrCfg is null");
checkNotNull(dataAfter.getLocatorSet(), "Locator set name is null");
try {
addDelPitrSetLocatorSetAndReply(true, dataAfter);
} catch (VppBaseCallException | TimeoutException e) {
throw new WriteFailedException.CreateFailedException(id, dataAfter, e);
}
}
@Override
public void deleteCurrentAttributes(InstanceIdentifier<PitrCfg> id, PitrCfg dataBefore, WriteContext writeContext)
throws WriteFailedException {
checkNotNull(dataBefore, "PitrCfg is null");
checkNotNull(dataBefore.getLocatorSet(), "Locator set name is null");
try {
addDelPitrSetLocatorSetAndReply(false, dataBefore);
} catch (VppBaseCallException | TimeoutException e) {
throw new WriteFailedException.CreateFailedException(id, dataBefore, e);
}
}
private void addDelPitrSetLocatorSetAndReply(boolean add, PitrCfg data)
throws VppBaseCallException, TimeoutException {
if (DEFAULT_LOCATOR_SET_NAME.equals(data.getLocatorSet())) {
// ignores attempts to write default locator set
// therefore even while its loaded to config data of honeycomb while starting
// you can still enable/disable Lisp without having to define N/A as default pitr-set
return;
}
LispPitrSetLocatorSet request = new LispPitrSetLocatorSet();
request.isAdd = booleanToByte(add);
request.lsName = data.getLocatorSet().getBytes(UTF_8);
getReply(getFutureJVpp().lispPitrSetLocatorSet(request).toCompletableFuture());
}
}
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