diff options
Diffstat (limited to 'v3po/v3po2vpp/src/main/java/io/fd/hc2vpp/v3po/interfacesstate/span/AbstractMirroredInterfacesCustomizer.java')
-rw-r--r-- | v3po/v3po2vpp/src/main/java/io/fd/hc2vpp/v3po/interfacesstate/span/AbstractMirroredInterfacesCustomizer.java | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/v3po/v3po2vpp/src/main/java/io/fd/hc2vpp/v3po/interfacesstate/span/AbstractMirroredInterfacesCustomizer.java b/v3po/v3po2vpp/src/main/java/io/fd/hc2vpp/v3po/interfacesstate/span/AbstractMirroredInterfacesCustomizer.java new file mode 100644 index 000000000..fbfbf67a4 --- /dev/null +++ b/v3po/v3po2vpp/src/main/java/io/fd/hc2vpp/v3po/interfacesstate/span/AbstractMirroredInterfacesCustomizer.java @@ -0,0 +1,114 @@ +/* + * 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.hc2vpp.v3po.interfacesstate.span; + +import io.fd.hc2vpp.common.translate.util.FutureJVppCustomizer; +import io.fd.hc2vpp.common.translate.util.JvppReplyConsumer; +import io.fd.hc2vpp.common.translate.util.NamingContext; +import io.fd.honeycomb.translate.MappingContext; +import io.fd.honeycomb.translate.read.ReadContext; +import io.fd.honeycomb.translate.read.ReadFailedException; +import io.fd.honeycomb.translate.spi.read.InitializingReaderCustomizer; +import io.fd.vpp.jvpp.core.dto.SwInterfaceSpanDetailsReplyDump; +import io.fd.vpp.jvpp.core.dto.SwInterfaceSpanDump; +import io.fd.vpp.jvpp.core.future.FutureJVppCore; +import java.util.List; +import java.util.function.Function; +import java.util.stream.Collectors; +import javax.annotation.Nonnull; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev170315.SpanState; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev170315.span.attributes.MirroredInterfaces; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev170315.span.attributes.MirroredInterfacesBuilder; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev170315.span.attributes.mirrored.interfaces.MirroredInterface; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev170315.span.attributes.mirrored.interfaces.MirroredInterfaceBuilder; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev170315.span.attributes.mirrored.interfaces.MirroredInterfaceKey; +import org.opendaylight.yangtools.yang.binding.InstanceIdentifier; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +abstract class AbstractMirroredInterfacesCustomizer + extends FutureJVppCustomizer + implements InitializingReaderCustomizer<MirroredInterfaces, MirroredInterfacesBuilder>, JvppReplyConsumer { + + private static final Logger LOG = LoggerFactory.getLogger(AbstractMirroredInterfacesCustomizer.class); + + private final NamingContext ifcContext; + private final Function<InstanceIdentifier<MirroredInterfaces>, String> destinationInterfaceNameExtractor; + + protected AbstractMirroredInterfacesCustomizer(@Nonnull final FutureJVppCore futureJVppCore, + @Nonnull final NamingContext ifcContext, + @Nonnull final Function<InstanceIdentifier<MirroredInterfaces>, String> destinationInterfaceNameExtractor) { + super(futureJVppCore); + this.ifcContext = ifcContext; + this.destinationInterfaceNameExtractor = destinationInterfaceNameExtractor; + } + + @Nonnull + @Override + public MirroredInterfacesBuilder getBuilder(@Nonnull final InstanceIdentifier<MirroredInterfaces> id) { + return new MirroredInterfacesBuilder(); + } + + @Override + public void readCurrentAttributes(@Nonnull final InstanceIdentifier<MirroredInterfaces> id, + @Nonnull final MirroredInterfacesBuilder builder, @Nonnull final ReadContext ctx) + throws ReadFailedException { + LOG.trace("Reading mirrored interfaces under: {}", id); + final int dstId = destinationInterfaceIndex(id, ctx.getMappingContext()); + + final SwInterfaceSpanDetailsReplyDump replyForRead; + if (ctx.getModificationCache().containsKey(getCacheKey())) { + replyForRead = (SwInterfaceSpanDetailsReplyDump) ctx.getModificationCache().get(getCacheKey()); + } else { + replyForRead = getReplyForRead(getFutureJVpp().swInterfaceSpanDump( + new SwInterfaceSpanDump()).toCompletableFuture(), id); + ctx.getModificationCache().put(getCacheKey(), replyForRead); + } + + final List<MirroredInterface> mirroredInterfaces = + replyForRead.swInterfaceSpanDetails.stream() + .filter(detail -> detail.swIfIndexTo == dstId) + .filter(detail -> detail.state != 0) // filters disabled(we use disabled as delete) + .map(detail -> { + final String interfaceName = + ifcContext.getName(detail.swIfIndexFrom, ctx.getMappingContext()); + return new MirroredInterfaceBuilder() + .setIfaceRef(interfaceName) + .setKey(new MirroredInterfaceKey(interfaceName)) + .setState(SpanState.forValue(detail.state)) + .build(); + } + ) + .collect(Collectors.toList()); + + LOG.debug("Mirrored interfaces for: {} read as: {}", id, mirroredInterfaces); + + if (!mirroredInterfaces.isEmpty()) { + builder.setMirroredInterface(mirroredInterfaces); + } + } + + private String getCacheKey() { + return getClass().getName(); + } + + private int destinationInterfaceIndex(@Nonnull final InstanceIdentifier<MirroredInterfaces> id, + @Nonnull final MappingContext mappingContext) { + final String destinationInterfaceName = destinationInterfaceNameExtractor.apply(id); + return ifcContext.getIndex(destinationInterfaceName, mappingContext); + } +} |