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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.nat.write;
import static io.fd.hc2vpp.nat.NatIds.ADDRESS_POOL_ID;
import static io.fd.hc2vpp.nat.NatIds.MAPPING_ENTRY_ID;
import static io.fd.hc2vpp.nat.NatIds.NAT64_PREFIXES_ID;
import static io.fd.hc2vpp.nat.NatIds.NAT_INSTANCE_ID;
import static io.fd.hc2vpp.nat.NatIds.POLICY_ID;
import com.google.common.collect.Sets;
import com.google.inject.Inject;
import io.fd.hc2vpp.nat.util.MappingEntryContext;
import io.fd.honeycomb.translate.impl.write.GenericListWriter;
import io.fd.honeycomb.translate.write.WriterFactory;
import io.fd.honeycomb.translate.write.registry.ModifiableWriterRegistryBuilder;
import io.fd.vpp.jvpp.nat.future.FutureJVppNatFacade;
import javax.annotation.Nonnull;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.nat.rev180628.mapping.entry.ExternalSrcPort;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.nat.rev180628.mapping.entry.InternalSrcPort;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.nat.rev180628.nat.instances.instance.mapping.table.MappingEntry;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.nat.rev180628.nat.instances.instance.policy.ExternalIpAddressPool;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.nat.rev180628.nat.instances.instance.policy.Nat64Prefixes;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.nat.rev180628.nat.instances.instance.policy.nat64.prefixes.DestinationIpv4Prefix;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.nat.rev180510.ExternalIpAddressPoolAugmentation;
import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
/**
* Nat Writers registration.
*/
public final class NatWriterFactory implements WriterFactory {
private final FutureJVppNatFacade jvppNat;
private final MappingEntryContext mappingEntryContext;
@Inject
public NatWriterFactory(final FutureJVppNatFacade jvppNat,
final MappingEntryContext mappingEntryContext) {
this.jvppNat = jvppNat;
this.mappingEntryContext = mappingEntryContext;
}
@Override
public void init(@Nonnull final ModifiableWriterRegistryBuilder registry) {
// +-- nat
// +-- instances/instance
registry.add(new GenericListWriter<>(NAT_INSTANCE_ID, new NatInstaceCustomizer()));
// +-- mapping-table/mapping-entry
registry.subtreeAdd(Sets.newHashSet(InstanceIdentifier.create(MappingEntry.class).child(ExternalSrcPort.class),
InstanceIdentifier.create(MappingEntry.class).child(InternalSrcPort.class)),
new GenericListWriter<>(MAPPING_ENTRY_ID, new MappingEntryCustomizer(jvppNat, mappingEntryContext)));
// +-- policy
registry.add(new GenericListWriter<>(POLICY_ID, new PolicyCustomizer()));
// +-- external-ip-address-pool
registry.subtreeAddBefore(
// External address pool has to be executed before mapping entry. Because adding mapping entries
// requires to already have an IP range predefined ... in some cases
Sets.newHashSet(InstanceIdentifier.create(ExternalIpAddressPool.class)
.augmentation(ExternalIpAddressPoolAugmentation.class)),
new GenericListWriter<>(ADDRESS_POOL_ID, new ExternalIpPoolCustomizer(jvppNat)), MAPPING_ENTRY_ID);
// +-- nat64-prefixes
registry.subtreeAdd(
Sets.newHashSet(InstanceIdentifier.create(Nat64Prefixes.class).child(DestinationIpv4Prefix.class)),
new GenericListWriter<>(NAT64_PREFIXES_ID, new Nat64PrefixesCustomizer(jvppNat)));
}
}
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