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/*
* Copyright (c) 2018 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.read;
import static java.lang.String.format;
import com.google.common.annotations.VisibleForTesting;
import io.fd.hc2vpp.common.translate.util.JvppReplyConsumer;
import io.fd.hc2vpp.common.translate.util.NamingContext;
import io.fd.hc2vpp.v3po.read.cache.InterfaceCacheDumpManager;
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.InitializingReaderCustomizer;
import io.fd.honeycomb.translate.util.RWUtils;
import io.fd.honeycomb.translate.util.read.cache.DumpCacheManager;
import io.fd.honeycomb.translate.util.read.cache.StaticCacheKeyFactory;
import io.fd.jvpp.core.dto.AfPacketDetails;
import io.fd.jvpp.core.dto.AfPacketDetailsReplyDump;
import io.fd.jvpp.core.dto.AfPacketDump;
import io.fd.jvpp.core.dto.SwInterfaceDetails;
import io.fd.jvpp.core.future.FutureJVppCore;
import java.util.concurrent.CompletionStage;
import javax.annotation.Nonnull;
import org.opendaylight.yang.gen.v1.http.fd.io.hc2vpp.yang.v3po.rev190502.VppInterfaceAugmentation;
import org.opendaylight.yang.gen.v1.http.fd.io.hc2vpp.yang.v3po.rev190502.VppInterfaceAugmentationBuilder;
import org.opendaylight.yang.gen.v1.http.fd.io.hc2vpp.yang.v3po.rev190502.interfaces._interface.AfPacket;
import org.opendaylight.yang.gen.v1.http.fd.io.hc2vpp.yang.v3po.rev190502.interfaces._interface.AfPacketBuilder;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev180220.interfaces.Interface;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev180220.interfaces.InterfaceKey;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.PhysAddress;
import org.opendaylight.yangtools.concepts.Builder;
import org.opendaylight.yangtools.yang.binding.DataObject;
import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class AfPacketCustomizer implements InitializingReaderCustomizer<AfPacket, AfPacketBuilder>,
InterfaceDataTranslator, JvppReplyConsumer {
private static final Logger LOG = LoggerFactory.getLogger(AfPacketCustomizer.class);
private NamingContext interfaceContext;
private final InterfaceCacheDumpManager dumpManager;
private final DumpCacheManager<AfPacketDetailsReplyDump, Void> afPacketDumpManager;
public AfPacketCustomizer(@Nonnull final FutureJVppCore jvpp,
@Nonnull final NamingContext interfaceContext,
@Nonnull final InterfaceCacheDumpManager dumpManager) {
this.interfaceContext = interfaceContext;
this.dumpManager = dumpManager;
this.afPacketDumpManager =
new DumpCacheManager.DumpCacheManagerBuilder<AfPacketDetailsReplyDump, Void>()
.withCacheKeyFactory(new StaticCacheKeyFactory(AfPacketCustomizer.class.getName() + "_dump",
AfPacketDetailsReplyDump.class))
.withExecutor((identifier, params) -> {
final CompletionStage<AfPacketDetailsReplyDump> cs = jvpp.afPacketDump(new AfPacketDump());
return getReplyForRead(cs.toCompletableFuture(), identifier);
}).build();
}
@Override
public void merge(@Nonnull Builder<? extends DataObject> parentBuilder, @Nonnull AfPacket readValue) {
((VppInterfaceAugmentationBuilder) parentBuilder).setAfPacket(readValue);
}
@Nonnull
@Override
public AfPacketBuilder getBuilder(@Nonnull InstanceIdentifier<AfPacket> id) {
return new AfPacketBuilder();
}
@Override
public void readCurrentAttributes(@Nonnull final InstanceIdentifier<AfPacket> id,
@Nonnull final AfPacketBuilder builder,
@Nonnull final ReadContext ctx) throws ReadFailedException {
final InterfaceKey key = id.firstKeyOf(Interface.class);
final int index = interfaceContext.getIndex(key.getName(), ctx.getMappingContext());
final SwInterfaceDetails ifcDetails = dumpManager.getInterfaceDetail(id, ctx, key.getName());
if (!isInterfaceOfType(
org.opendaylight.yang.gen.v1.http.fd.io.hc2vpp.yang.v3po.rev190502.AfPacket.class,
ifcDetails)) {
return;
}
final AfPacketDetailsReplyDump dump = afPacketDumpManager.getDump(id, ctx.getModificationCache())
.orElse(new AfPacketDetailsReplyDump());
// Relying here that parent InterfaceCustomizer was invoked first to fill in the context with initial ifc mapping
final AfPacketDetails afPacketDetails = dump.afPacketDetails.stream()
.filter(detail -> detail.swIfIndex == index)
.findFirst()
.orElseThrow(() -> new IllegalArgumentException(format("AfPacket interface %s not found", key.getName())));
LOG.trace("AfPacket interface: {} attributes returned from VPP: {}", key.getName(), afPacketDetails);
builder.setMac(new PhysAddress(vppPhysAddrToYang(ifcDetails.l2Address)));
builder.setHostInterfaceName(toString(afPacketDetails.hostIfName));
LOG.debug("AfPacket interface: {}, id: {} attributes read as: {}", key.getName(), index, builder);
}
@Nonnull
@Override
public Initialized<org.opendaylight.yang.gen.v1.http.fd.io.hc2vpp.yang.v3po.rev190502.interfaces._interface.AfPacket> init(
@Nonnull final InstanceIdentifier<AfPacket> id,
@Nonnull final AfPacket readValue,
@Nonnull final ReadContext ctx) {
return Initialized.create(getCfgId(id),
new org.opendaylight.yang.gen.v1.http.fd.io.hc2vpp.yang.v3po.rev190502.interfaces._interface.AfPacketBuilder()
.setHostInterfaceName(readValue.getHostInterfaceName())
.setMac(readValue.getMac())
.build());
}
@VisibleForTesting
static InstanceIdentifier<org.opendaylight.yang.gen.v1.http.fd.io.hc2vpp.yang.v3po.rev190502.interfaces._interface.AfPacket> getCfgId(
final InstanceIdentifier<AfPacket> id) {
return InterfaceCustomizer.getCfgId(RWUtils.cutId(id, Interface.class))
.augmentation(VppInterfaceAugmentation.class)
.child(
org.opendaylight.yang.gen.v1.http.fd.io.hc2vpp.yang.v3po.rev190502.interfaces._interface.AfPacket.class);
}
}
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