diff options
Diffstat (limited to 'v3po/v3po2vpp/src/main/java/io/fd/honeycomb/v3po/translate/v3po/interfacesstate/TapCustomizer.java')
-rw-r--r-- | v3po/v3po2vpp/src/main/java/io/fd/honeycomb/v3po/translate/v3po/interfacesstate/TapCustomizer.java | 113 |
1 files changed, 113 insertions, 0 deletions
diff --git a/v3po/v3po2vpp/src/main/java/io/fd/honeycomb/v3po/translate/v3po/interfacesstate/TapCustomizer.java b/v3po/v3po2vpp/src/main/java/io/fd/honeycomb/v3po/translate/v3po/interfacesstate/TapCustomizer.java new file mode 100644 index 000000000..a505436c3 --- /dev/null +++ b/v3po/v3po2vpp/src/main/java/io/fd/honeycomb/v3po/translate/v3po/interfacesstate/TapCustomizer.java @@ -0,0 +1,113 @@ +/* + * 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.honeycomb.v3po.translate.v3po.interfacesstate; + +import io.fd.honeycomb.v3po.translate.Context; +import io.fd.honeycomb.v3po.translate.read.ReadFailedException; +import io.fd.honeycomb.v3po.translate.spi.read.ChildReaderCustomizer; +import io.fd.honeycomb.v3po.translate.v3po.util.FutureJVppCustomizer; +import io.fd.honeycomb.v3po.translate.v3po.util.NamingContext; +import io.fd.honeycomb.v3po.translate.v3po.utils.V3poUtils; +import java.util.Collections; +import java.util.List; +import java.util.Map; +import java.util.concurrent.CompletionStage; +import java.util.stream.Collectors; +import javax.annotation.Nonnull; +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.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.state.InterfaceKey; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev150105.VppInterfaceStateAugmentationBuilder; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev150105.interfaces.state._interface.Tap; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev150105.interfaces.state._interface.TapBuilder; +import org.opendaylight.yangtools.concepts.Builder; +import org.opendaylight.yangtools.yang.binding.DataObject; +import org.opendaylight.yangtools.yang.binding.InstanceIdentifier; +import org.openvpp.jvpp.dto.SwInterfaceTapDetails; +import org.openvpp.jvpp.dto.SwInterfaceTapDetailsReplyDump; +import org.openvpp.jvpp.dto.SwInterfaceTapDump; +import org.openvpp.jvpp.future.FutureJVpp; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + + +public class TapCustomizer extends FutureJVppCustomizer + implements ChildReaderCustomizer<Tap, TapBuilder> { + + private static final Logger LOG = LoggerFactory.getLogger(TapCustomizer.class); + public static final String DUMPED_TAPS_CONTEXT_KEY = TapCustomizer.class.getName() + "dumpedTapsDuringGetAllIds"; + private NamingContext interfaceContext; + + public TapCustomizer(@Nonnull final FutureJVpp jvpp, + final NamingContext interfaceContext) { + super(jvpp); + this.interfaceContext = interfaceContext; + } + + @Override + public void merge(@Nonnull Builder<? extends DataObject> parentBuilder, + @Nonnull Tap readValue) { + ((VppInterfaceStateAugmentationBuilder) parentBuilder).setTap(readValue); + } + + @Nonnull + @Override + public TapBuilder getBuilder( + @Nonnull InstanceIdentifier<Tap> id) { + return new TapBuilder(); + } + + @Override + public void readCurrentAttributes(@Nonnull final InstanceIdentifier<Tap> id, + @Nonnull final TapBuilder builder, + @Nonnull final Context ctx) throws ReadFailedException { + final InterfaceKey key = id.firstKeyOf(Interface.class); + + @SuppressWarnings("unchecked") + Map<Integer, SwInterfaceTapDetails> mappedTaps = + (Map<Integer, SwInterfaceTapDetails>) ctx.get(DUMPED_TAPS_CONTEXT_KEY); + + if(mappedTaps == null) { + // Full Tap dump has to be performed here, no filter or anything is here to help so at least we cache it + final SwInterfaceTapDump request = new SwInterfaceTapDump(); + final CompletionStage<SwInterfaceTapDetailsReplyDump> swInterfaceTapDetailsReplyDumpCompletionStage = + getFutureJVpp().swInterfaceTapDump(request); + final SwInterfaceTapDetailsReplyDump reply = + V3poUtils.getReply(swInterfaceTapDetailsReplyDumpCompletionStage.toCompletableFuture()); + + if(null == reply || null == reply.swInterfaceTapDetails) { + mappedTaps = Collections.emptyMap(); + } else { + final List<SwInterfaceTapDetails> swInterfaceTapDetails = reply.swInterfaceTapDetails; + // Cache interfaces dump in per-tx context to later be used in readCurrentAttributes + mappedTaps = swInterfaceTapDetails.stream() + .collect(Collectors.toMap(t -> t.swIfIndex, swInterfaceDetails -> swInterfaceDetails)); + } + + ctx.put(DUMPED_TAPS_CONTEXT_KEY, mappedTaps); + } + + // Relying here that parent InterfaceCustomizer was invoked first to fill in the context with initial ifc mapping + final int index = interfaceContext.getIndex(key.getName()); + final SwInterfaceTapDetails swInterfaceTapDetails = mappedTaps.get(index); + if(swInterfaceTapDetails == null) { + // Not a Tap interface type + return; + } + + builder.setTapName(V3poUtils.toString(swInterfaceTapDetails.devName)); + } +} |