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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.read;
import static io.fd.honeycomb.translate.util.read.cache.EntityDumpExecutor.NO_PARAMS;
import com.google.common.primitives.UnsignedInts;
import io.fd.hc2vpp.common.translate.util.FutureJVppCustomizer;
import io.fd.hc2vpp.common.translate.util.JvppReplyConsumer;
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.honeycomb.translate.util.read.cache.DumpCacheManager.DumpCacheManagerBuilder;
import io.fd.vpp.jvpp.core.dto.Ip6FibDetailsReplyDump;
import io.fd.vpp.jvpp.core.dto.Ip6FibDump;
import io.fd.vpp.jvpp.core.dto.IpFibDetailsReplyDump;
import io.fd.vpp.jvpp.core.dto.IpFibDump;
import io.fd.vpp.jvpp.core.future.FutureJVppCore;
import java.util.List;
import java.util.OptionalLong;
import java.util.stream.Collectors;
import java.util.stream.Stream;
import javax.annotation.Nonnull;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.gpe.rev170801.NativeForwardPathsTables;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.gpe.rev170801.NativeForwardPathsTablesStateBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.gpe.rev170801._native.forward.paths.tables.state.NativeForwardPathsTable;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.gpe.rev170801._native.forward.paths.tables.state.NativeForwardPathsTableBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.gpe.rev170801._native.forward.paths.tables.state.NativeForwardPathsTableKey;
import org.opendaylight.yangtools.concepts.Builder;
import org.opendaylight.yangtools.yang.binding.DataObject;
import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
import org.opendaylight.yangtools.yang.binding.KeyedInstanceIdentifier;
public class NativeForwardPathsTableCustomizer extends FutureJVppCustomizer implements
InitializingListReaderCustomizer<NativeForwardPathsTable, NativeForwardPathsTableKey, NativeForwardPathsTableBuilder>,
JvppReplyConsumer {
// no need to recreate, has no params
private static final IpFibDump REQUEST_V4 = new IpFibDump();
private static final Ip6FibDump REQUEST_V6 = new Ip6FibDump();
private static final IpFibDetailsReplyDump DEFAULT_REPLY_V4 = new IpFibDetailsReplyDump();
private static final Ip6FibDetailsReplyDump DEFAULT_REPLY_V6 = new Ip6FibDetailsReplyDump();
private DumpCacheManager<IpFibDetailsReplyDump, Void> dumpCacheManagerV4;
private DumpCacheManager<Ip6FibDetailsReplyDump, Void> dumpCacheManagerV6;
public NativeForwardPathsTableCustomizer(@Nonnull final FutureJVppCore futureJVppCore) {
super(futureJVppCore);
// there's no lisp specific dump for tables created by gpe_add_del_iface,
// so have to use standard fib dump
dumpCacheManagerV4 = new DumpCacheManagerBuilder<IpFibDetailsReplyDump, Void>()
.acceptOnly(IpFibDetailsReplyDump.class)
.withExecutor((identifier, params) -> getReplyForRead(
getFutureJVpp().ipFibDump(REQUEST_V4).toCompletableFuture(),
identifier)).build();
dumpCacheManagerV6 = new DumpCacheManagerBuilder<Ip6FibDetailsReplyDump, Void>()
.acceptOnly(Ip6FibDetailsReplyDump.class)
.withExecutor((identifier, params) -> getReplyForRead(
getFutureJVpp().ip6FibDump(REQUEST_V6).toCompletableFuture(),
identifier)).build();
}
@Nonnull
@Override
public Initialized<? extends DataObject> init(@Nonnull final InstanceIdentifier<NativeForwardPathsTable> id,
@Nonnull final NativeForwardPathsTable readValue,
@Nonnull final ReadContext ctx) {
final org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.gpe.rev170801._native.forward.paths.tables.NativeForwardPathsTable
cfgValue =
new org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.gpe.rev170801._native.forward.paths.tables.NativeForwardPathsTableBuilder()
.setTableId(readValue.getTableId())
.build();
final KeyedInstanceIdentifier<org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.gpe.rev170801._native.forward.paths.tables.NativeForwardPathsTable, org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.gpe.rev170801._native.forward.paths.tables.NativeForwardPathsTableKey>
cfgKey = InstanceIdentifier.create(NativeForwardPathsTables.class)
.child(org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.gpe.rev170801._native.forward.paths.tables.NativeForwardPathsTable.class,
new org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.gpe.rev170801._native.forward.paths.tables.NativeForwardPathsTableKey(
cfgValue.getKey()));
return Initialized.create(cfgKey, cfgValue);
}
@Nonnull
@Override
public List<NativeForwardPathsTableKey> getAllIds(@Nonnull final InstanceIdentifier<NativeForwardPathsTable> id,
@Nonnull final ReadContext context) throws ReadFailedException {
return Stream.concat(v4FibsStream(id, context), v6FibsStream(id, context))
.mapToLong(UnsignedInts::toLong)
.distinct()
.mapToObj(NativeForwardPathsTableKey::new)
.collect(Collectors.toList());
}
@Override
public void merge(@Nonnull final Builder<? extends DataObject> builder,
@Nonnull final List<NativeForwardPathsTable> readData) {
((NativeForwardPathsTablesStateBuilder) builder).setNativeForwardPathsTable(readData);
}
@Nonnull
@Override
public NativeForwardPathsTableBuilder getBuilder(@Nonnull final InstanceIdentifier<NativeForwardPathsTable> id) {
return new NativeForwardPathsTableBuilder();
}
@Override
public void readCurrentAttributes(@Nonnull final InstanceIdentifier<NativeForwardPathsTable> id,
@Nonnull final NativeForwardPathsTableBuilder builder,
@Nonnull final ReadContext ctx)
throws ReadFailedException {
final Long tableId = id.firstKeyOf(NativeForwardPathsTable.class).getTableId();
final OptionalLong optionalTable = Stream.concat(v4FibsStream(id, ctx), v6FibsStream(id, ctx))
.mapToLong(UnsignedInts::toLong)
.distinct()
.filter(tblId -> tblId == tableId)
.findAny();
if (optionalTable.isPresent()) {
final long existingTableId = optionalTable.getAsLong();
builder.setTableId(existingTableId);
builder.setKey(new NativeForwardPathsTableKey(existingTableId));
}
}
private Stream<Integer> v4FibsStream(final InstanceIdentifier<NativeForwardPathsTable> id,
final ReadContext ctx) throws ReadFailedException {
return dumpCacheManagerV4.getDump(id, ctx.getModificationCache(), NO_PARAMS).or(DEFAULT_REPLY_V4)
.ipFibDetails.stream()
.map(ipFibDetails -> ipFibDetails.tableId);
}
private Stream<Integer> v6FibsStream(final InstanceIdentifier<NativeForwardPathsTable> id,
final ReadContext ctx) throws ReadFailedException {
return dumpCacheManagerV6.getDump(id, ctx.getModificationCache(), NO_PARAMS).or(DEFAULT_REPLY_V6)
.ip6FibDetails.stream()
.map(ip6FibDetails -> ip6FibDetails.tableId);
}
}
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