2 * Copyright (c) 2016 Cisco and/or its affiliates.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at:
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
17 package io.fd.honeycomb.lisp.translate.read;
19 import static io.fd.honeycomb.translate.util.read.cache.EntityDumpExecutor.NO_PARAMS;
21 import com.google.common.base.Optional;
22 import io.fd.honeycomb.translate.read.ReadContext;
23 import io.fd.honeycomb.translate.read.ReadFailedException;
24 import io.fd.honeycomb.translate.spi.read.ListReaderCustomizer;
25 import io.fd.honeycomb.translate.util.RWUtils;
26 import io.fd.honeycomb.translate.util.read.cache.DumpCacheManager;
27 import io.fd.honeycomb.translate.vpp.util.AddressTranslator;
28 import io.fd.honeycomb.translate.vpp.util.FutureJVppCustomizer;
29 import io.fd.honeycomb.translate.vpp.util.JvppReplyConsumer;
30 import io.fd.vpp.jvpp.core.dto.LispMapResolverDetails;
31 import io.fd.vpp.jvpp.core.dto.LispMapResolverDetailsReplyDump;
32 import io.fd.vpp.jvpp.core.dto.LispMapResolverDump;
33 import io.fd.vpp.jvpp.core.future.FutureJVppCore;
34 import java.util.Arrays;
35 import java.util.Collections;
36 import java.util.List;
37 import java.util.stream.Collectors;
38 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.IpAddress;
39 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.lisp.rev161214.map.resolvers.grouping.MapResolversBuilder;
40 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.lisp.rev161214.map.resolvers.grouping.map.resolvers.MapResolver;
41 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.lisp.rev161214.map.resolvers.grouping.map.resolvers.MapResolverBuilder;
42 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.lisp.rev161214.map.resolvers.grouping.map.resolvers.MapResolverKey;
43 import org.opendaylight.yangtools.concepts.Builder;
44 import org.opendaylight.yangtools.yang.binding.DataObject;
45 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
46 import org.slf4j.Logger;
47 import org.slf4j.LoggerFactory;
49 public class MapResolverCustomizer extends FutureJVppCustomizer
50 implements ListReaderCustomizer<MapResolver, MapResolverKey, MapResolverBuilder>, AddressTranslator,
53 private static final Logger LOG = LoggerFactory.getLogger(MapResolverCustomizer.class);
55 private final DumpCacheManager<LispMapResolverDetailsReplyDump, Void> dumpManager;
57 public MapResolverCustomizer(FutureJVppCore futureJvpp) {
60 new DumpCacheManager.DumpCacheManagerBuilder<LispMapResolverDetailsReplyDump, Void>()
61 .withExecutor((identifier, params) -> getReplyForRead(
62 futureJvpp.lispMapResolverDump(new LispMapResolverDump()).toCompletableFuture(),
68 public MapResolverBuilder getBuilder(InstanceIdentifier<MapResolver> id) {
69 return new MapResolverBuilder();
73 public void readCurrentAttributes(InstanceIdentifier<MapResolver> id, MapResolverBuilder builder, ReadContext ctx)
74 throws ReadFailedException {
75 LOG.debug("Reading attributes...");
77 final Optional<LispMapResolverDetailsReplyDump> dumpOptional =
78 dumpManager.getDump(id, ctx.getModificationCache(), NO_PARAMS);
80 if (!dumpOptional.isPresent() || dumpOptional.get().lispMapResolverDetails.isEmpty()) {
81 LOG.warn("No data dumped");
85 final MapResolverKey key = id.firstKeyOf(MapResolver.class);
86 final LispMapResolverDetails mapResolverDetails =
87 dumpOptional.get().lispMapResolverDetails.stream()
88 .filter(a -> addressesEqual(key.getIpAddress(),
89 arrayToIpAddressReversed(byteToBoolean(a.isIpv6), a.ipAddress)))
90 .collect(RWUtils.singleItemCollector());
94 arrayToIpAddress(byteToBoolean(mapResolverDetails.isIpv6), mapResolverDetails.ipAddress));
97 // safest way to compare addresses - prevents returning false while using different types from hierarchy
98 // Ex. Key for MapResolver contains Ipv4Address as value but we translate addresses from binary data to Ipv4AddressNoZone
99 private boolean addressesEqual(final IpAddress left, final IpAddress right) {
100 return Arrays.equals(left.getValue(), right.getValue());
104 public List<MapResolverKey> getAllIds(InstanceIdentifier<MapResolver> id, ReadContext context)
105 throws ReadFailedException {
106 LOG.debug("Dumping MapResolver...");
108 final Optional<LispMapResolverDetailsReplyDump> dumpOptional =
109 dumpManager.getDump(id, context.getModificationCache(), NO_PARAMS);
111 if (!dumpOptional.isPresent() || dumpOptional.get().lispMapResolverDetails.isEmpty()) {
112 return Collections.emptyList();
115 return dumpOptional.get().lispMapResolverDetails.stream()
116 .map(resolver -> new MapResolverKey(
117 arrayToIpAddressReversed(byteToBoolean(resolver.isIpv6), resolver.ipAddress)))
118 .collect(Collectors.toList());
122 public void merge(Builder<? extends DataObject> builder, List<MapResolver> readData) {
123 ((MapResolversBuilder) builder).setMapResolver(readData);