diff options
author | Marek Gradzki <mgradzki@cisco.com> | 2017-03-10 12:50:53 +0100 |
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committer | Marek Gradzki <mgradzki@cisco.com> | 2017-03-14 14:31:10 +0100 |
commit | 4616f0300655582153362a21910bd1f0b14937ae (patch) | |
tree | 651b317343fe2df592421cf7319ed3828c79990d /vpp-classifier/impl/src/main/java/io/fd/hc2vpp/policer/read/PolicerCustomizer.java | |
parent | e7903be79d4451f5b6e6f633b7ea20f8330ac0c1 (diff) |
HC2VPP-55: policer&policer assignment CRUD support
Change-Id: I627d2a56ab2a282744ea0172b4a0c72240b0032f
Signed-off-by: Marek Gradzki <mgradzki@cisco.com>
Diffstat (limited to 'vpp-classifier/impl/src/main/java/io/fd/hc2vpp/policer/read/PolicerCustomizer.java')
-rw-r--r-- | vpp-classifier/impl/src/main/java/io/fd/hc2vpp/policer/read/PolicerCustomizer.java | 218 |
1 files changed, 218 insertions, 0 deletions
diff --git a/vpp-classifier/impl/src/main/java/io/fd/hc2vpp/policer/read/PolicerCustomizer.java b/vpp-classifier/impl/src/main/java/io/fd/hc2vpp/policer/read/PolicerCustomizer.java new file mode 100644 index 000000000..9d4c40f50 --- /dev/null +++ b/vpp-classifier/impl/src/main/java/io/fd/hc2vpp/policer/read/PolicerCustomizer.java @@ -0,0 +1,218 @@ +/* + * 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.policer.read; + +import static io.fd.honeycomb.translate.util.read.cache.EntityDumpExecutor.NO_PARAMS; + +import com.google.common.base.Optional; +import com.google.common.primitives.Longs; +import com.google.common.primitives.UnsignedInts; +import io.fd.hc2vpp.common.translate.util.ByteDataTranslator; +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.vpp.jvpp.core.dto.PolicerDetails; +import io.fd.vpp.jvpp.core.dto.PolicerDetailsReplyDump; +import io.fd.vpp.jvpp.core.dto.PolicerDump; +import io.fd.vpp.jvpp.core.future.FutureJVppCore; +import java.math.BigInteger; +import java.util.Collections; +import java.util.List; +import java.util.stream.Collectors; +import javax.annotation.Nonnull; +import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Dscp; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.policer.rev170315.DscpType; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.policer.rev170315.MeterActionDrop; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.policer.rev170315.MeterActionMarkDscp; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.policer.rev170315.MeterActionTransmit; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.policer.rev170315.MeterActionType; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.policer.rev170315.MeterType; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.policer.rev170315.PolicerRateType; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.policer.rev170315.PolicerRoundType; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.policer.rev170315.Policers; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.policer.rev170315.PolicersStateBuilder; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.policer.rev170315.VppDscpType; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.policer.rev170315.policer.base.attributes.ConformAction; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.policer.rev170315.policer.base.attributes.ConformActionBuilder; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.policer.rev170315.policer.base.attributes.ExceedAction; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.policer.rev170315.policer.base.attributes.ExceedActionBuilder; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.policer.rev170315.policer.base.attributes.ViolateAction; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.policer.rev170315.policer.base.attributes.ViolateActionBuilder; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.policer.rev170315.policers.state.Policer; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.policer.rev170315.policers.state.PolicerBuilder; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.policer.rev170315.policers.state.PolicerKey; +import org.opendaylight.yangtools.concepts.Builder; +import org.opendaylight.yangtools.yang.binding.DataObject; +import org.opendaylight.yangtools.yang.binding.InstanceIdentifier; + +final class PolicerCustomizer extends FutureJVppCustomizer + implements InitializingListReaderCustomizer<Policer, PolicerKey, PolicerBuilder>, + JvppReplyConsumer, ByteDataTranslator { + + private final DumpCacheManager<PolicerDetailsReplyDump, Void> dumpManager; + + PolicerCustomizer(@Nonnull final FutureJVppCore futureJVppCore) { + super(futureJVppCore); + dumpManager = new DumpCacheManager.DumpCacheManagerBuilder<PolicerDetailsReplyDump, Void>() + .withExecutor( + (id, param) -> getReplyForRead(getFutureJVpp().policerDump(new PolicerDump()).toCompletableFuture(), + id)) + .acceptOnly(PolicerDetailsReplyDump.class) + .build(); + } + + @Nonnull + @Override + public List<PolicerKey> getAllIds(@Nonnull final InstanceIdentifier<Policer> id, + @Nonnull final ReadContext ctx) throws ReadFailedException { + final Optional<PolicerDetailsReplyDump> dump = dumpManager.getDump(id, ctx.getModificationCache(), NO_PARAMS); + + if (!dump.isPresent() || dump.get().policerDetails.isEmpty()) { + return Collections.emptyList(); + } + return dump.get().policerDetails.stream().map(detail -> new PolicerKey(toString(detail.name))) + .collect(Collectors.toList()); + } + + @Override + public void merge(@Nonnull final Builder<? extends DataObject> builder, @Nonnull final List<Policer> list) { + ((PolicersStateBuilder) builder).setPolicer(list); + } + + @Nonnull + @Override + public PolicerBuilder getBuilder(@Nonnull final InstanceIdentifier<Policer> id) { + return new PolicerBuilder(); + } + + @Override + public void readCurrentAttributes(@Nonnull final InstanceIdentifier<Policer> id, + @Nonnull final PolicerBuilder builder, + @Nonnull final ReadContext ctx) throws ReadFailedException { + final Optional<PolicerDetailsReplyDump> dump = dumpManager.getDump(id, ctx.getModificationCache(), NO_PARAMS); + + if (!dump.isPresent() || dump.get().policerDetails.isEmpty()) { + return; + } + final PolicerKey key = id.firstKeyOf(Policer.class); + final java.util.Optional<PolicerDetails> result = + dump.get().policerDetails.stream().filter(detail -> key.equals(new PolicerKey(toString(detail.name)))).findFirst(); + if (!result.isPresent()) { + return; + } + final PolicerDetails details = result.get(); + builder.setName(toString(details.name)); + builder.setCir(UnsignedInts.toLong(details.cir)); + builder.setEir(UnsignedInts.toLong(details.eir)); + // TODO(HC2VPP-117): policer init fails if cb is configured (looks like byte ordering issue on VPP side) + builder.setCb(toUnsignedBigInteger(details.cb)); + builder.setEb(toUnsignedBigInteger(details.eb)); + builder.setRateType(PolicerRateType.forValue(details.rateType)); + builder.setRoundType(PolicerRoundType.forValue(details.roundType)); + builder.setType(MeterType.forValue(details.type)); + builder.setColorAware(byteToBoolean(details.colorAware)); + builder.setConformAction(parseConformAction(details)); + builder.setExceedAction(parseExceedAction(details)); + builder.setViolateAction(parseViolateAction(details)); + + // operational only data: + builder.setSingleRate(byteToBoolean(details.singleRate)); + builder.setScale(UnsignedInts.toLong(details.scale)); + builder.setCirTokensPerPeriod(UnsignedInts.toLong(details.cirTokensPerPeriod)); + builder.setPirTokensPerPeriod(UnsignedInts.toLong(details.pirTokensPerPeriod)); + builder.setCurrentLimit(UnsignedInts.toLong(details.currentLimit)); + builder.setCurrentBucket(UnsignedInts.toLong(details.currentBucket)); + builder.setExtendedLimit(UnsignedInts.toLong(details.extendedLimit)); + builder.setExtendedBucket(UnsignedInts.toLong(details.extendedBucket)); + builder.setLastUpdateTime(toUnsignedBigInteger(details.lastUpdateTime)); + } + + private BigInteger toUnsignedBigInteger(final long value) { + return new BigInteger(1, Longs.toByteArray(value)); + } + + private Class<? extends MeterActionType> parseMeterActionType(final byte actionType) { + switch (actionType) { + case 0: + return MeterActionDrop.class; + case 1: + return MeterActionTransmit.class; + case 2: + return MeterActionMarkDscp.class; + default: + throw new IllegalArgumentException("Unsupported meter action type " + actionType); + } + } + + private DscpType parseDscp(final byte dscp, final byte conformActionType) { + if (dscp == -1 || conformActionType != 2) { + return null; + } + VppDscpType vppDcspType = VppDscpType.forValue(dscp); + if (vppDcspType != null) { + return new DscpType(vppDcspType); + } + return new DscpType(new Dscp((short) dscp)); + } + + private ConformAction parseConformAction(final PolicerDetails details) { + ConformActionBuilder action = new ConformActionBuilder(); + action.setMeterActionType(parseMeterActionType(details.conformActionType)); + action.setDscp(parseDscp(details.conformDscp, details.conformActionType)); + return action.build(); + } + + + private ExceedAction parseExceedAction(final PolicerDetails details) { + ExceedActionBuilder action = new ExceedActionBuilder(); + action.setMeterActionType(parseMeterActionType(details.exceedActionType)); + action.setDscp(parseDscp(details.exceedDscp, details.conformActionType)); + return action.build(); + } + + private ViolateAction parseViolateAction(final PolicerDetails details) { + ViolateActionBuilder action = new ViolateActionBuilder(); + action.setMeterActionType(parseMeterActionType(details.violateActionType)); + action.setDscp(parseDscp(details.violateDscp, details.conformActionType)); + return action.build(); + } + + @Nonnull + @Override + public Initialized<? extends DataObject> init(@Nonnull final InstanceIdentifier<Policer> id, + @Nonnull final Policer policer, + @Nonnull final ReadContext readContext) { + return Initialized.create(getCfgId(id), + new org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.policer.rev170315.policers.PolicerBuilder( + policer) + .setName(policer.getName()) + .build()); + } + + private static InstanceIdentifier<org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.policer.rev170315.policers.Policer> getCfgId( + final InstanceIdentifier<Policer> id) { + final PolicerKey key = id.firstKeyOf(Policer.class); + return InstanceIdentifier.create(Policers.class).child( + org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.policer.rev170315.policers.Policer.class, + new org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.policer.rev170315.policers.PolicerKey( + key.getName())); + } +} |