2 * Copyright (c) 2018 AT&T Intellectual Property. All rights reserved.
4 * This program and the accompanying materials are made available under the
5 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
6 * and is available at http://www.eclipse.org/legal/epl-v10.html
9 package org.opendaylight.protocol.bgp.openconfig.routing.policy.statement.conditions;
11 import static java.util.Objects.requireNonNull;
13 import com.google.common.base.Optional;
14 import com.google.common.cache.CacheBuilder;
15 import com.google.common.cache.CacheLoader;
16 import com.google.common.cache.LoadingCache;
17 import java.util.concurrent.ExecutionException;
18 import org.apache.commons.lang3.StringUtils;
19 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
20 import org.opendaylight.controller.md.sal.binding.api.ReadOnlyTransaction;
21 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
22 import org.opendaylight.protocol.bgp.openconfig.routing.policy.spi.RouteEntryBaseAttributes;
23 import org.opendaylight.protocol.bgp.openconfig.routing.policy.spi.policy.condition.BgpConditionsAugmentationPolicy;
24 import org.opendaylight.protocol.bgp.rib.spi.policy.BGPRouteEntryExportParameters;
25 import org.opendaylight.protocol.bgp.rib.spi.policy.BGPRouteEntryImportParameters;
26 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.policy.rev151009.DefinedSets1;
27 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.policy.rev151009.routing.policy.defined.sets.BgpDefinedSets;
28 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.policy.types.rev151009.MatchSetOptionsRestrictedType;
29 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.routing.policy.rev151009.routing.policy.top.RoutingPolicy;
30 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.routing.policy.rev151009.routing.policy.top.routing.policy.DefinedSets;
31 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv4Address;
32 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.path.attributes.Attributes;
33 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.path.attributes.attributes.OriginatorId;
34 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.odl.bgp._default.policy.rev180329.BgpOriginatorIdSets;
35 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.odl.bgp._default.policy.rev180329.MatchOriginatorIdSetCondition;
36 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.odl.bgp._default.policy.rev180329.originator.id.set.OriginatorIdSet;
37 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.odl.bgp._default.policy.rev180329.originator.id.set.OriginatorIdSetKey;
38 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.odl.bgp._default.policy.rev180329.routing.policy.defined.sets.bgp.defined.sets.OriginatorIdSets;
39 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
42 * Match an Originator Id(ANY, INVERT).
44 public final class MatchOriginatorIdSetHandler
45 implements BgpConditionsAugmentationPolicy<MatchOriginatorIdSetCondition, OriginatorId> {
46 private static final InstanceIdentifier<OriginatorIdSets> ORIGINATOR_ID_SETS_IID
47 = InstanceIdentifier.create(RoutingPolicy.class).child(DefinedSets.class)
48 .augmentation(DefinedSets1.class).child(BgpDefinedSets.class)
49 .augmentation(BgpOriginatorIdSets.class).child(OriginatorIdSets.class);
50 private final DataBroker dataBroker;
51 private final LoadingCache<String, OriginatorIdSet> sets = CacheBuilder.newBuilder()
52 .build(new CacheLoader<String, OriginatorIdSet>() {
54 public OriginatorIdSet load(final String key) throws ExecutionException, InterruptedException {
59 public MatchOriginatorIdSetHandler(final DataBroker dataBroker) {
60 this.dataBroker = requireNonNull(dataBroker);
63 private OriginatorIdSet loadSets(final String key) throws ExecutionException, InterruptedException {
64 final ReadOnlyTransaction tr = this.dataBroker.newReadOnlyTransaction();
65 final Optional<OriginatorIdSet> result = tr.read(LogicalDatastoreType.CONFIGURATION,
66 ORIGINATOR_ID_SETS_IID.child(OriginatorIdSet.class, new OriginatorIdSetKey(key))).get();
67 return result.orNull();
71 public boolean matchImportCondition(
72 final RouteEntryBaseAttributes routeEntryInfo,
73 final BGPRouteEntryImportParameters routeEntryImportParameters,
74 final OriginatorId originatorId,
75 final MatchOriginatorIdSetCondition conditions) {
77 return matchOriginatorCondition(routeEntryInfo.getOriginatorId(), originatorId,
78 conditions.getMatchOriginatorIdSetCondition());
82 public boolean matchExportCondition(
83 final RouteEntryBaseAttributes routeEntryInfo,
84 final BGPRouteEntryExportParameters routeEntryExportParameters,
85 final OriginatorId originatorId,
86 final MatchOriginatorIdSetCondition conditions) {
87 return matchOriginatorCondition(routeEntryInfo.getOriginatorId(), originatorId,
88 conditions.getMatchOriginatorIdSetCondition());
92 public OriginatorId getConditionParameter(final Attributes attributes) {
93 return attributes.getOriginatorId();
96 private boolean matchOriginatorCondition(
97 final Ipv4Address localOriginatorId,
98 final OriginatorId originatorId, final org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.odl
99 .bgp._default.policy.rev180329.match.originator.id.set.condition.grouping
100 .MatchOriginatorIdSetCondition condition) {
102 final OriginatorIdSet originatorIdSet = this.sets.getUnchecked(StringUtils
103 .substringBetween(condition.getOriginatorIdSet(), "=\"", "\""));
105 if (originatorIdSet == null) {
108 boolean found = false;
109 if (originatorId != null) {
110 final Ipv4Address remOrigin = originatorId.getOriginator();
112 if (originatorIdSet.getLocal() != null && localOriginatorId.equals(remOrigin)) {
115 if (!found && originatorIdSet.getOriginatorId() != null) {
116 found = originatorIdSet.getOriginatorId().contains(remOrigin);
119 final MatchSetOptionsRestrictedType matchOption = condition.getMatchSetOptions();
120 return matchOption.equals(MatchSetOptionsRestrictedType.ANY) && found
121 || matchOption.equals(MatchSetOptionsRestrictedType.INVERT) && !found;