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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.lisp.translate.read;
import static com.google.common.base.Preconditions.checkNotNull;
import static io.fd.honeycomb.translate.util.read.cache.EntityDumpExecutor.NO_PARAMS;
import com.google.common.base.Optional;
import io.fd.hc2vpp.common.translate.util.ByteDataTranslator;
import io.fd.hc2vpp.common.translate.util.NamingContext;
import io.fd.hc2vpp.lisp.translate.read.init.LispInitPathsMapper;
import io.fd.hc2vpp.lisp.translate.read.trait.LocatorSetReader;
import io.fd.hc2vpp.lisp.translate.service.LispStateCheckService;
import io.fd.hc2vpp.lisp.translate.util.CheckedLispCustomizer;
import io.fd.honeycomb.translate.read.ReadContext;
import io.fd.honeycomb.translate.read.ReadFailedException;
import io.fd.honeycomb.translate.spi.read.Initialized;
import io.fd.honeycomb.translate.spi.read.InitializingListReaderCustomizer;
import io.fd.honeycomb.translate.util.read.cache.DumpCacheManager;
import io.fd.vpp.jvpp.core.dto.LispLocatorSetDetails;
import io.fd.vpp.jvpp.core.dto.LispLocatorSetDetailsReplyDump;
import io.fd.vpp.jvpp.core.future.FutureJVppCore;
import java.util.Collections;
import java.util.List;
import java.util.stream.Collectors;
import javax.annotation.Nonnull;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.lisp.rev170315.locator.sets.grouping.LocatorSetsBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.lisp.rev170315.locator.sets.grouping.locator.sets.LocatorSet;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.lisp.rev170315.locator.sets.grouping.locator.sets.LocatorSetBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.lisp.rev170315.locator.sets.grouping.locator.sets.LocatorSetKey;
import org.opendaylight.yangtools.concepts.Builder;
import org.opendaylight.yangtools.yang.binding.DataObject;
import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class LocatorSetCustomizer extends CheckedLispCustomizer
implements InitializingListReaderCustomizer<LocatorSet, LocatorSetKey, LocatorSetBuilder>, ByteDataTranslator,
LocatorSetReader, LispInitPathsMapper {
private static final Logger LOG = LoggerFactory.getLogger(LocatorSetCustomizer.class);
private final DumpCacheManager<LispLocatorSetDetailsReplyDump, Void> dumpManager;
private final NamingContext locatorSetContext;
public LocatorSetCustomizer(@Nonnull final FutureJVppCore futureJvpp,
@Nonnull final NamingContext locatorSetContext,
@Nonnull final LispStateCheckService lispStateCheckService) {
super(futureJvpp, lispStateCheckService);
this.locatorSetContext = checkNotNull(locatorSetContext, "Locator Set mapping context cannot be null");
this.dumpManager = new DumpCacheManager.DumpCacheManagerBuilder<LispLocatorSetDetailsReplyDump, Void>()
.withExecutor(createExecutor(futureJvpp))
.acceptOnly(LispLocatorSetDetailsReplyDump.class)
.build();
}
@Nonnull
@Override
public LocatorSetBuilder getBuilder(@Nonnull InstanceIdentifier<LocatorSet> instanceIdentifier) {
return new LocatorSetBuilder();
}
@Override
public void readCurrentAttributes(InstanceIdentifier<LocatorSet> id, LocatorSetBuilder builder, ReadContext ctx)
throws ReadFailedException {
if (!lispStateCheckService.lispEnabled(ctx)) {
LOG.info("Lisp feature must be enabled first");
return;
}
LOG.debug("Reading attributes for Locator Set {}", id);
final Optional<LispLocatorSetDetailsReplyDump> dumpOptional =
dumpManager.getDump(id, ctx.getModificationCache(), NO_PARAMS);
if (!dumpOptional.isPresent() || dumpOptional.get().lispLocatorSetDetails.isEmpty()) {
return;
}
String keyName = id.firstKeyOf(LocatorSet.class).getName();
LispLocatorSetDetailsReplyDump dump = dumpOptional.get();
java.util.Optional<LispLocatorSetDetails> details = dump.lispLocatorSetDetails.stream()
.filter(n -> keyName.equals(toString(n.lsName)))
.findFirst();
if (details.isPresent()) {
final String name = toString(details.get().lsName);
builder.setName(name);
builder.setKey(new LocatorSetKey(name));
} else {
LOG.warn("Locator Set {} not found in dump", id);
}
}
@Override
public List<LocatorSetKey> getAllIds(InstanceIdentifier<LocatorSet> id, ReadContext context)
throws ReadFailedException {
if (!lispStateCheckService.lispEnabled(context)) {
LOG.info("Lisp feature must be enabled first");
return Collections.emptyList();
}
LOG.debug("Dumping Locator Set {}", id);
final Optional<LispLocatorSetDetailsReplyDump> dumpOptional =
dumpManager.getDump(id, context.getModificationCache(), NO_PARAMS);
if (!dumpOptional.isPresent() || dumpOptional.get().lispLocatorSetDetails.isEmpty()) {
return Collections.emptyList();
}
return dumpOptional.get().lispLocatorSetDetails.stream()
.map(set -> {
final String locatorSetName = toString(set.lsName);
//creates mapping for existing locator-set(if it is'nt already existing one)
if (!locatorSetContext.containsIndex(locatorSetName, context.getMappingContext())) {
locatorSetContext.addName(set.lsIndex, locatorSetName, context.getMappingContext());
}
LOG.trace("Locator Set with name: {}, VPP name: {} and index: {} found in VPP",
locatorSetContext.getName(set.lsIndex, context.getMappingContext()),
locatorSetName,
set.lsIndex);
return set;
})
.map(set -> new LocatorSetKey(toString(set.lsName)))
.collect(Collectors.toList());
}
@Override
public void merge(Builder<? extends DataObject> builder, List<LocatorSet> readData) {
((LocatorSetsBuilder) builder).setLocatorSet(readData);
}
@Nonnull
@Override
public Initialized<? extends DataObject> init(@Nonnull InstanceIdentifier<LocatorSet> instanceIdentifier, @Nonnull LocatorSet locatorSet, @Nonnull ReadContext readContext) {
return Initialized.create(lispLocatorSetPath(instanceIdentifier), locatorSet);
}
}
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