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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.lisp.gpe.translate.ctx;
import static java.lang.String.format;
import io.fd.honeycomb.translate.MappingContext;
import java.util.Collections;
import javax.annotation.Nonnull;
import org.opendaylight.yang.gen.v1.urn.honeycomb.params.xml.ns.yang.gpe.locator.pair.identification.context.rev170517.GpeLocatorPairIdentificationCtxAugmentation;
import org.opendaylight.yang.gen.v1.urn.honeycomb.params.xml.ns.yang.gpe.locator.pair.identification.context.rev170517.gpe.locator.pair.identification.context.attributes.GpeLocatorPairIdentificationContexts;
import org.opendaylight.yang.gen.v1.urn.honeycomb.params.xml.ns.yang.gpe.locator.pair.identification.context.rev170517.gpe.locator.pair.identification.context.attributes.gpe.locator.pair.identification.contexts.GpeLocatorPairIdentification;
import org.opendaylight.yang.gen.v1.urn.honeycomb.params.xml.ns.yang.gpe.locator.pair.identification.context.rev170517.gpe.locator.pair.identification.context.attributes.gpe.locator.pair.identification.contexts.GpeLocatorPairIdentificationKey;
import org.opendaylight.yang.gen.v1.urn.honeycomb.params.xml.ns.yang.gpe.locator.pair.identification.context.rev170517.gpe.locator.pair.identification.context.attributes.gpe.locator.pair.identification.contexts.gpe.locator.pair.identification.Mappings;
import org.opendaylight.yang.gen.v1.urn.honeycomb.params.xml.ns.yang.gpe.locator.pair.identification.context.rev170517.gpe.locator.pair.identification.context.attributes.gpe.locator.pair.identification.contexts.gpe.locator.pair.identification.mappings.Mapping;
import org.opendaylight.yang.gen.v1.urn.honeycomb.params.xml.ns.yang.gpe.locator.pair.identification.context.rev170517.gpe.locator.pair.identification.context.attributes.gpe.locator.pair.identification.contexts.gpe.locator.pair.identification.mappings.MappingBuilder;
import org.opendaylight.yang.gen.v1.urn.honeycomb.params.xml.ns.yang.gpe.locator.pair.identification.context.rev170517.gpe.locator.pair.identification.context.attributes.gpe.locator.pair.identification.contexts.gpe.locator.pair.identification.mappings.MappingKey;
import org.opendaylight.yang.gen.v1.urn.honeycomb.params.xml.ns.yang.gpe.locator.pair.identification.context.rev170517.gpe.locator.pair.identification.context.attributes.gpe.locator.pair.identification.contexts.gpe.locator.pair.identification.mappings.mapping.LocatorPairMapping;
import org.opendaylight.yang.gen.v1.urn.honeycomb.params.xml.ns.yang.gpe.locator.pair.identification.context.rev170517.gpe.locator.pair.identification.context.attributes.gpe.locator.pair.identification.contexts.gpe.locator.pair.identification.mappings.mapping.LocatorPairMappingBuilder;
import org.opendaylight.yang.gen.v1.urn.honeycomb.params.xml.ns.yang.gpe.locator.pair.identification.context.rev170517.gpe.locator.pair.identification.context.attributes.gpe.locator.pair.identification.contexts.gpe.locator.pair.identification.mappings.mapping.locator.pair.mapping.PairBuilder;
import org.opendaylight.yang.gen.v1.urn.honeycomb.params.xml.ns.yang.naming.context.rev160513.Contexts;
import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
import org.opendaylight.yangtools.yang.binding.KeyedInstanceIdentifier;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class GpeLocatorPairMappingContextImpl implements GpeLocatorPairMappingContext {
private static final Logger LOG = LoggerFactory.getLogger(GpeLocatorPairMappingContextImpl.class);
private final KeyedInstanceIdentifier<GpeLocatorPairIdentification, GpeLocatorPairIdentificationKey>
namingContextIid;
public GpeLocatorPairMappingContextImpl(@Nonnull final String instanceName) {
namingContextIid = InstanceIdentifier.create(Contexts.class)
.augmentation(GpeLocatorPairIdentificationCtxAugmentation.class)
.child(GpeLocatorPairIdentificationContexts.class)
.child(GpeLocatorPairIdentification.class, new GpeLocatorPairIdentificationKey(instanceName));
}
@Override
public void addMapping(@Nonnull final String entryId,
@Nonnull final String locatorId,
@Nonnull final GpeLocatorPair pair,
@Nonnull final MappingContext mappingContext) {
LOG.debug("Adding mapping for Gpe entry to locator id[entry-id={},locator-pair-id={}]", entryId, locatorId);
mappingContext.merge(getMappingId(entryId), getMappingData(entryId, locatorId, pair));
LOG.debug("Mapping for Gpe entry to locator id[entry-id={},locator-pair-id={}] successfully added", entryId,
locatorId);
}
@Override
public void removeMapping(@Nonnull final String entryId,
@Nonnull final MappingContext mappingContext) {
LOG.debug("Removing all mappings for Gpe entry[id={}]", entryId);
mappingContext.delete(getMappingId(entryId));
LOG.debug("All mappings for Gpe entry[id={}] removed", entryId);
}
@Override
public LocatorPairMapping getMapping(@Nonnull final String entryId,
@Nonnull final GpeLocatorPair pair,
@Nonnull final MappingContext mappingContext) {
return mappingContext.read(getMappingId(entryId))
.or(new MappingBuilder().setLocatorPairMapping(Collections.emptyList()).build())
.getLocatorPairMapping()
.stream()
.filter(mapping -> pair.isSame(mapping.getPair()))
.findAny().orElseGet(() -> {
final String artificialLocatorId = artificialLocatorPairId(entryId, pair);
addMapping(entryId, artificialLocatorId, pair, mappingContext);
return getMapping(entryId, artificialLocatorId, mappingContext);
});
}
@Override
public LocatorPairMapping getMapping(@Nonnull final String entryId,
@Nonnull final String locatorId,
@Nonnull final MappingContext mappingContext) {
return mappingContext.read(getMappingId(entryId))
.or(new MappingBuilder().setLocatorPairMapping(Collections.emptyList()).build())
.getLocatorPairMapping()
.stream()
.filter(mapping -> mapping.getId().equals(locatorId))
.findAny().orElseThrow(() -> new IllegalArgumentException(
format("No mapping for entry %s|locator %s", entryId, locatorId)));
}
private String artificialLocatorPairId(final String entryId, final GpeLocatorPair pair) {
return format("%s_%s_%s", entryId, pair.getLocalAddress(), pair.getRemoteAddress());
}
private Mapping getMappingData(final String entryId,
final String locatorId,
final GpeLocatorPair identifier) {
return new MappingBuilder()
.setId(entryId)
.setLocatorPairMapping(Collections.singletonList(new LocatorPairMappingBuilder()
.setId(locatorId)
.setPair(new PairBuilder()
.setLocalAddress(identifier.getLocalAddress())
.setRemoteAddress(identifier.getRemoteAddress())
.build())
.build())).build();
}
private KeyedInstanceIdentifier<Mapping, MappingKey> getMappingId(final String id) {
return namingContextIid.child(Mappings.class)
.child(Mapping.class, new MappingKey(id));
}
}
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