diff options
Diffstat (limited to 'v3po/v3po2vpp/src/main/java/io/fd/hc2vpp/v3po/interfacesstate/ip/readers/IpNeighbourReader.java')
-rw-r--r-- | v3po/v3po2vpp/src/main/java/io/fd/hc2vpp/v3po/interfacesstate/ip/readers/IpNeighbourReader.java | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/v3po/v3po2vpp/src/main/java/io/fd/hc2vpp/v3po/interfacesstate/ip/readers/IpNeighbourReader.java b/v3po/v3po2vpp/src/main/java/io/fd/hc2vpp/v3po/interfacesstate/ip/readers/IpNeighbourReader.java new file mode 100644 index 000000000..0acfb5b81 --- /dev/null +++ b/v3po/v3po2vpp/src/main/java/io/fd/hc2vpp/v3po/interfacesstate/ip/readers/IpNeighbourReader.java @@ -0,0 +1,103 @@ +/* + * 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.v3po.interfacesstate.ip.readers; + +import com.google.common.base.Optional; +import io.fd.hc2vpp.common.translate.util.ByteDataTranslator; +import io.fd.hc2vpp.common.translate.util.JvppReplyConsumer; +import io.fd.hc2vpp.common.translate.util.NamingContext; +import io.fd.hc2vpp.v3po.interfacesstate.ip.dump.params.IfaceDumpFilter; +import io.fd.hc2vpp.v3po.util.SubInterfaceUtils; +import io.fd.honeycomb.translate.read.ReadContext; +import io.fd.honeycomb.translate.read.ReadFailedException; +import io.fd.honeycomb.translate.util.read.cache.DumpCacheManager; +import io.fd.honeycomb.translate.util.read.cache.EntityDumpExecutor; +import io.fd.vpp.jvpp.core.dto.IpNeighborDetails; +import io.fd.vpp.jvpp.core.dto.IpNeighborDetailsReplyDump; +import io.fd.vpp.jvpp.core.dto.IpNeighborDump; +import io.fd.vpp.jvpp.core.future.FutureJVppCore; +import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.Interface; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.vlan.rev161214.interfaces.state._interface.sub.interfaces.SubInterface; +import org.opendaylight.yangtools.yang.binding.Identifier; +import org.opendaylight.yangtools.yang.binding.InstanceIdentifier; + +import javax.annotation.Nonnull; +import java.util.Collections; +import java.util.List; +import java.util.function.Function; +import java.util.stream.Collectors; + +import static com.google.common.base.Preconditions.checkNotNull; + +/** + * Provides logic for reading ip neighbours + */ +public abstract class IpNeighbourReader extends IpReader { + + private final DumpCacheManager<IpNeighborDetailsReplyDump, IfaceDumpFilter> dumpCacheManager; + + protected IpNeighbourReader(@Nonnull final NamingContext interfaceContext, boolean isIpv6, + @Nonnull final DumpCacheManager<IpNeighborDetailsReplyDump, IfaceDumpFilter> dumpCacheManager) { + super(interfaceContext, isIpv6); + this.dumpCacheManager = dumpCacheManager; + } + + @Nonnull + protected Optional<IpNeighborDetailsReplyDump> interfaceNeighboursDump(@Nonnull final InstanceIdentifier<?> id, + @Nonnull final ReadContext context) throws ReadFailedException { + return dumpCacheManager.getDump(id, context.getModificationCache(), new IfaceDumpFilter(getInterfaceContext() + .getIndex(id.firstKeyOf(Interface.class).getName(), context.getMappingContext()), isIpv6())); + } + + @Nonnull + protected Optional<IpNeighborDetailsReplyDump> subInterfaceNeighboursDump(@Nonnull final InstanceIdentifier<?> id, + @Nonnull final ReadContext context) throws ReadFailedException { + final String subInterfaceName = SubInterfaceUtils.getSubInterfaceName(id.firstKeyOf(Interface.class).getName(), + id.firstKeyOf(SubInterface.class).getIdentifier().intValue()); + return dumpCacheManager.getDump(id, context.getModificationCache(), new IfaceDumpFilter(getInterfaceContext() + .getIndex(subInterfaceName, context.getMappingContext()), isIpv6())); + } + + @Nonnull + protected static EntityDumpExecutor<IpNeighborDetailsReplyDump, IfaceDumpFilter> createNeighbourDumpExecutor( + @Nonnull final FutureJVppCore vppApi) { + return (identifier, params) -> { + checkNotNull(params, "Address dump params cannot be null"); + + final IpNeighborDump dumpRequest = new IpNeighborDump(); + dumpRequest.isIpv6 = ByteDataTranslator.INSTANCE.booleanToByte(params.isIpv6()); + dumpRequest.swIfIndex = params.getInterfaceIndex(); + + return JvppReplyConsumer.INSTANCE.getReplyForRead(vppApi.ipNeighborDump(dumpRequest).toCompletableFuture(), identifier); + }; + } + + @Nonnull + protected <T extends Identifier> List<T> getNeighborKeys( + final Optional<IpNeighborDetailsReplyDump> neighbourDumpOpt, + final Function<IpNeighborDetails, T> detailToKey) + throws ReadFailedException { + if (neighbourDumpOpt.isPresent()) { + final IpNeighborDetailsReplyDump neighbourDump = neighbourDumpOpt.get(); + + return neighbourDump.ipNeighborDetails.stream() + .map(detailToKey) + .collect(Collectors.toList()); + } else { + return Collections.emptyList(); + } + } +} |