diff options
Diffstat (limited to 'lisp/lisp2vpp/src/main/java/io/fd/honeycomb/lisp/translate/read/InterfaceCustomizer.java')
| -rwxr-xr-x | lisp/lisp2vpp/src/main/java/io/fd/honeycomb/lisp/translate/read/InterfaceCustomizer.java | 157 |
1 files changed, 157 insertions, 0 deletions
diff --git a/lisp/lisp2vpp/src/main/java/io/fd/honeycomb/lisp/translate/read/InterfaceCustomizer.java b/lisp/lisp2vpp/src/main/java/io/fd/honeycomb/lisp/translate/read/InterfaceCustomizer.java new file mode 100755 index 000000000..6d5abae8b --- /dev/null +++ b/lisp/lisp2vpp/src/main/java/io/fd/honeycomb/lisp/translate/read/InterfaceCustomizer.java @@ -0,0 +1,157 @@ +/* + * 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.lisp.translate.read; + + +import static com.google.common.base.Preconditions.checkNotNull; +import static com.google.common.base.Preconditions.checkState; + +import com.google.common.base.Optional; +import io.fd.honeycomb.lisp.translate.read.dump.check.LocatorDumpCheck; +import io.fd.honeycomb.lisp.translate.read.dump.executor.LocatorDumpExecutor; +import io.fd.honeycomb.lisp.translate.read.dump.executor.params.LocatorDumpParams; +import io.fd.honeycomb.translate.read.ReadContext; +import io.fd.honeycomb.translate.read.ReadFailedException; +import io.fd.honeycomb.translate.spi.read.ListReaderCustomizer; +import io.fd.honeycomb.translate.util.RWUtils; +import io.fd.honeycomb.translate.v3po.util.FutureJVppCustomizer; +import io.fd.honeycomb.translate.v3po.util.NamingContext; +import io.fd.honeycomb.translate.v3po.util.cache.DumpCacheManager; +import io.fd.honeycomb.translate.v3po.util.cache.exceptions.execution.DumpExecutionFailedException; +import java.util.Collections; +import java.util.List; +import java.util.stream.Collectors; +import javax.annotation.Nonnull; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.lisp.rev160520.locator.sets.grouping.locator.sets.LocatorSet; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.lisp.rev160520.locator.sets.grouping.locator.sets.LocatorSetBuilder; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.lisp.rev160520.locator.sets.grouping.locator.sets.locator.set.Interface; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.lisp.rev160520.locator.sets.grouping.locator.sets.locator.set.InterfaceBuilder; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.lisp.rev160520.locator.sets.grouping.locator.sets.locator.set.InterfaceKey; +import org.opendaylight.yangtools.concepts.Builder; +import org.opendaylight.yangtools.yang.binding.DataObject; +import org.opendaylight.yangtools.yang.binding.InstanceIdentifier; +import org.openvpp.jvpp.core.dto.LispLocatorDetails; +import org.openvpp.jvpp.core.dto.LispLocatorDetailsReplyDump; +import org.openvpp.jvpp.core.future.FutureJVppCore; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + + +/** + * Customizer for reading {@code Interface}<br> Currently not supported by jvpp + */ +public class InterfaceCustomizer + extends FutureJVppCustomizer + implements ListReaderCustomizer<Interface, InterfaceKey, InterfaceBuilder> { + + private static final Logger LOG = LoggerFactory.getLogger(InterfaceCustomizer.class); + private static final String KEY_BASE = InterfaceCustomizer.class.getName(); + + private final NamingContext interfaceContext; + private final NamingContext locatorSetContext; + private final DumpCacheManager<LispLocatorDetailsReplyDump, LocatorDumpParams> dumpCacheManager; + + public InterfaceCustomizer( + @Nonnull final FutureJVppCore futureJvpp, + @Nonnull final NamingContext interfaceContext, + @Nonnull final NamingContext locatorSetContext) { + super(futureJvpp); + this.interfaceContext = checkNotNull(interfaceContext, "Interface context cannot be null"); + this.locatorSetContext = checkNotNull(locatorSetContext, "Locator set context cannot be null"); + this.dumpCacheManager = + new DumpCacheManager.DumpCacheManagerBuilder<LispLocatorDetailsReplyDump, LocatorDumpParams>() + .withExecutor(new LocatorDumpExecutor(futureJvpp)) + .withNonEmptyPredicate(new LocatorDumpCheck()) + .build(); + } + + @Override + public InterfaceBuilder getBuilder(InstanceIdentifier<Interface> id) { + return new InterfaceBuilder(); + } + + @Override + public void readCurrentAttributes(InstanceIdentifier<Interface> id, InterfaceBuilder builder, ReadContext ctx) + throws ReadFailedException { + checkState(id.firstKeyOf(LocatorSet.class) != null, "Cannot find reference to parent locator set"); + final String name = id.firstKeyOf(LocatorSet.class).getName(); + + checkState(locatorSetContext.containsIndex(name, ctx.getMappingContext())); + final int interfaceIndex = locatorSetContext.getIndex(name, ctx.getMappingContext()); + final LocatorDumpParams params = new LocatorDumpParams.LocatorDumpParamsBuilder() + .setFilter(LocatorDumpParams.LocatorDumpFilter.LOCAL) + .setLocatorSetIndex(interfaceIndex) + .build(); + + Optional<LispLocatorDetailsReplyDump> reply; + try { + reply = dumpCacheManager.getDump(KEY_BASE, ctx.getModificationCache(), params); + } catch (DumpExecutionFailedException e) { + throw new ReadFailedException(id, e); + } + + if (reply.isPresent()) { + final LispLocatorDetails details = reply.get() + .lispLocatorDetails + .stream() + .filter(a -> a.swIfIndex == interfaceIndex) + .collect(RWUtils.singleItemCollector()); + + builder.setPriority(Byte.valueOf(details.priority).shortValue()); + builder.setWeight(Byte.valueOf(details.weight).shortValue()); + builder.setInterfaceRef(name); + builder.setKey(new InterfaceKey(name)); + } + } + + @Override + public List<InterfaceKey> getAllIds(InstanceIdentifier<Interface> id, ReadContext context) + throws ReadFailedException { + + checkState(id.firstKeyOf(LocatorSet.class) != null, "Cannot find reference to parent locator set"); + final String name = id.firstKeyOf(LocatorSet.class).getName(); + + checkState(locatorSetContext.containsIndex(name, context.getMappingContext()), "No mapping for %s", name); + final LocatorDumpParams params = new LocatorDumpParams.LocatorDumpParamsBuilder() + .setFilter(LocatorDumpParams.LocatorDumpFilter.LOCAL) + .setLocatorSetIndex(locatorSetContext.getIndex(name, context.getMappingContext())) + .build(); + + + Optional<LispLocatorDetailsReplyDump> reply; + try { + reply = dumpCacheManager.getDump(KEY_BASE, context.getModificationCache(), params); + } catch (DumpExecutionFailedException e) { + throw new ReadFailedException(id, e); + } + + if (reply.isPresent()) { + return reply.get() + .lispLocatorDetails + .stream() + .map(a -> new InterfaceKey(interfaceContext.getName(a.swIfIndex, context.getMappingContext()))) + .collect(Collectors.toList()); + } else { + return Collections.emptyList(); + } + } + + @Override + public void merge(Builder<? extends DataObject> builder, List<Interface> readData) { + ((LocatorSetBuilder) builder).setInterface(readData); + } +}
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