Add an actor for entity rpc execution.

[controller.git] / opendaylight / md-sal / eos-dom-akka / src / main / java / org / opendaylight / controller / eos / akka / owner / supervisor / OwnerSyncer.java

diff --git a/opendaylight/md-sal/eos-dom-akka/src/main/java/org/opendaylight/controller/eos/akka/owner/supervisor/OwnerSyncer.java b/opendaylight/md-sal/eos-dom-akka/src/main/java/org/opendaylight/controller/eos/akka/owner/supervisor/OwnerSyncer.java
index 1a8df09f1d5b68cc1f3b08afa2cf809d147ccd71..092f532dfbd06eb6a0097aef157627c4dfd19752 100644 (file)
--- a/opendaylight/md-sal/eos-dom-akka/src/main/java/org/opendaylight/controller/eos/akka/owner/supervisor/OwnerSyncer.java
+++ b/opendaylight/md-sal/eos-dom-akka/src/main/java/org/opendaylight/controller/eos/akka/owner/supervisor/OwnerSyncer.java
@@ -7,6 +7,8 @@
  */
 package org.opendaylight.controller.eos.akka.owner.supervisor;
 
+import static java.util.Objects.requireNonNull;
+
 import akka.actor.typed.ActorRef;
 import akka.actor.typed.Behavior;
 import akka.actor.typed.javadsl.AbstractBehavior;
@@ -20,15 +22,24 @@ import akka.cluster.ddata.ORSet;
 import akka.cluster.ddata.typed.javadsl.DistributedData;
 import akka.cluster.ddata.typed.javadsl.Replicator;
 import akka.cluster.ddata.typed.javadsl.ReplicatorMessageAdapter;
+import akka.pattern.StatusReply;
 import java.time.Duration;
 import java.util.HashMap;
 import java.util.HashSet;
 import java.util.Map;
 import java.util.Set;
+import org.eclipse.jdt.annotation.Nullable;
+import org.opendaylight.controller.eos.akka.owner.supervisor.command.DataCenterActivated;
+import org.opendaylight.controller.eos.akka.owner.supervisor.command.GetEntitiesBackendRequest;
+import org.opendaylight.controller.eos.akka.owner.supervisor.command.GetEntityBackendRequest;
+import org.opendaylight.controller.eos.akka.owner.supervisor.command.GetEntityOwnerBackendRequest;
 import org.opendaylight.controller.eos.akka.owner.supervisor.command.InitialCandidateSync;
 import org.opendaylight.controller.eos.akka.owner.supervisor.command.InitialOwnerSync;
 import org.opendaylight.controller.eos.akka.owner.supervisor.command.OwnerSupervisorCommand;
+import org.opendaylight.controller.eos.akka.owner.supervisor.command.OwnerSupervisorReply;
+import org.opendaylight.controller.eos.akka.owner.supervisor.command.OwnerSupervisorRequest;
 import org.opendaylight.controller.eos.akka.registry.candidate.CandidateRegistry;
+import org.opendaylight.mdsal.binding.dom.codec.api.BindingInstanceIdentifierCodec;
 import org.opendaylight.mdsal.eos.dom.api.DOMEntity;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -46,25 +57,34 @@ public final class OwnerSyncer extends AbstractBehavior<OwnerSupervisorCommand>
 
     // String representation of Entity to DOMEntity
     private final Map<String, DOMEntity> entityLookup = new HashMap<>();
+    private final BindingInstanceIdentifierCodec iidCodec;
 
     private int toSync = -1;
 
-    private OwnerSyncer(final ActorContext<OwnerSupervisorCommand> context) {
+    private OwnerSyncer(final ActorContext<OwnerSupervisorCommand> context,
+                        final @Nullable ActorRef<OwnerSupervisorReply> notifyDatacenterStarted,
+                        final BindingInstanceIdentifierCodec iidCodec) {
         super(context);
+        this.iidCodec = requireNonNull(iidCodec);
         LOG.debug("Starting candidate and owner sync");
 
         final ActorRef<Replicator.Command> replicator = DistributedData.get(context.getSystem()).replicator();
 
-        this.ownerReplicator = new ReplicatorMessageAdapter<>(context, replicator, Duration.ofSeconds(5));
+        ownerReplicator = new ReplicatorMessageAdapter<>(context, replicator, Duration.ofSeconds(5));
 
         new ReplicatorMessageAdapter<OwnerSupervisorCommand, ORMap<DOMEntity, ORSet<String>>>(context, replicator,
             Duration.ofSeconds(5)).askGet(
                 askReplyTo -> new Replicator.Get<>(CandidateRegistry.KEY, Replicator.readLocal(), askReplyTo),
                 InitialCandidateSync::new);
+
+        if (notifyDatacenterStarted != null) {
+            notifyDatacenterStarted.tell(DataCenterActivated.INSTANCE);
+        }
     }
 
-    public static Behavior<OwnerSupervisorCommand> create() {
-        return Behaviors.setup(OwnerSyncer::new);
+    public static Behavior<OwnerSupervisorCommand> create(final ActorRef<OwnerSupervisorReply> notifyDatacenterStarted,
+            final BindingInstanceIdentifierCodec iidCodec) {
+        return Behaviors.setup(ctx -> new OwnerSyncer(ctx, notifyDatacenterStarted, iidCodec));
     }
 
     @Override
@@ -72,9 +92,19 @@ public final class OwnerSyncer extends AbstractBehavior<OwnerSupervisorCommand>
         return newReceiveBuilder()
                 .onMessage(InitialCandidateSync.class, this::onInitialCandidateSync)
                 .onMessage(InitialOwnerSync.class, this::onInitialOwnerSync)
+                .onMessage(GetEntitiesBackendRequest.class, this::onFailEntityRpc)
+                .onMessage(GetEntityBackendRequest.class, this::onFailEntityRpc)
+                .onMessage(GetEntityOwnerBackendRequest.class, this::onFailEntityRpc)
                 .build();
     }
 
+    private Behavior<OwnerSupervisorCommand> onFailEntityRpc(final OwnerSupervisorRequest message) {
+        LOG.debug("Failing rpc request. {}", message);
+        message.getReplyTo().tell(StatusReply.error(
+            "OwnerSupervisor is inactive so it cannot handle entity rpc requests."));
+        return this;
+    }
+
     private Behavior<OwnerSupervisorCommand> onInitialCandidateSync(final InitialCandidateSync rsp) {
         final Replicator.GetResponse<ORMap<DOMEntity, ORSet<String>>> response = rsp.getResponse();
         if (response instanceof Replicator.GetSuccess) {
@@ -133,8 +163,7 @@ public final class OwnerSyncer extends AbstractBehavior<OwnerSupervisorCommand>
     private Behavior<OwnerSupervisorCommand> switchToSupervisor() {
         LOG.debug("Initial sync done, switching to supervisor. candidates: {}, owners: {}",
                 currentCandidates, currentOwners);
-        return Behaviors.setup(ctx ->
-                OwnerSupervisor.create(currentCandidates, currentOwners));
+        return Behaviors.setup(ctx -> OwnerSupervisor.create(currentCandidates, currentOwners, iidCodec));
     }
 
     private void handleOwnerRsp(final Replicator.GetSuccess<LWWRegister<String>> rsp) {