2 * Copyright (c) 2022 PANTHEON.tech, s.r.o. and others. 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
8 package org.opendaylight.controller.eos.akka.owner.supervisor;
10 import akka.actor.typed.ActorRef;
11 import akka.actor.typed.Behavior;
12 import akka.actor.typed.javadsl.AbstractBehavior;
13 import akka.actor.typed.javadsl.ActorContext;
14 import akka.cluster.ddata.ORMap;
15 import akka.cluster.ddata.ORSet;
16 import akka.cluster.ddata.typed.javadsl.DistributedData;
17 import akka.cluster.ddata.typed.javadsl.Replicator;
18 import akka.cluster.ddata.typed.javadsl.ReplicatorMessageAdapter;
19 import java.time.Duration;
20 import org.opendaylight.controller.eos.akka.owner.supervisor.command.ClearCandidates;
21 import org.opendaylight.controller.eos.akka.owner.supervisor.command.ClearCandidatesForMember;
22 import org.opendaylight.controller.eos.akka.owner.supervisor.command.ClearCandidatesResponse;
23 import org.opendaylight.controller.eos.akka.owner.supervisor.command.OwnerSupervisorCommand;
24 import org.opendaylight.controller.eos.akka.registry.candidate.CandidateRegistry;
25 import org.opendaylight.mdsal.eos.dom.api.DOMEntity;
26 import org.slf4j.Logger;
28 abstract class AbstractSupervisor extends AbstractBehavior<OwnerSupervisorCommand> {
30 final ReplicatorMessageAdapter<OwnerSupervisorCommand, ORMap<DOMEntity, ORSet<String>>> candidateReplicator;
32 AbstractSupervisor(final ActorContext<OwnerSupervisorCommand> context) {
35 final ActorRef<Replicator.Command> replicator = DistributedData.get(getContext().getSystem()).replicator();
36 candidateReplicator = new ReplicatorMessageAdapter<>(getContext(), replicator, Duration.ofSeconds(5));
39 Behavior<OwnerSupervisorCommand> onClearCandidatesForMember(final ClearCandidatesForMember command) {
40 getLogger().debug("Clearing candidates for member: {}", command.getCandidate());
42 candidateReplicator.askGet(
43 askReplyTo -> new Replicator.Get<>(CandidateRegistry.KEY,
44 new Replicator.ReadMajority(Duration.ofSeconds(15)), askReplyTo),
45 response -> new ClearCandidates(response, command));
50 Behavior<OwnerSupervisorCommand> finishClearCandidates(final ClearCandidates command) {
51 if (command.getResponse() instanceof Replicator.GetSuccess) {
52 getLogger().debug("Retrieved candidate data, clearing candidates for {}",
53 command.getOriginalMessage().getCandidate());
55 getContext().spawnAnonymous(CandidateCleaner.create()).tell(command);
57 getLogger().debug("Unable to retrieve candidate data for {}, no candidates present sending empty reply",
58 command.getOriginalMessage().getCandidate());
59 command.getOriginalMessage().getReplyTo().tell(new ClearCandidatesResponse());
65 abstract Logger getLogger();