package org.opendaylight.controller.cluster.datastore;
-import akka.actor.ActorRef;
import akka.actor.ActorSystem;
-
+import com.google.common.annotations.VisibleForTesting;
import com.google.common.base.Preconditions;
-
import org.opendaylight.controller.cluster.datastore.identifiers.ShardManagerIdentifier;
-import org.opendaylight.controller.cluster.datastore.messages.RegisterChangeListener;
-import org.opendaylight.controller.cluster.datastore.messages.RegisterChangeListenerReply;
import org.opendaylight.controller.cluster.datastore.shardstrategy.ShardStrategyFactory;
import org.opendaylight.controller.cluster.datastore.utils.ActorContext;
+import org.opendaylight.controller.cluster.datastore.utils.Dispatchers;
import org.opendaylight.controller.md.sal.common.api.data.AsyncDataBroker;
import org.opendaylight.controller.md.sal.common.api.data.AsyncDataChangeListener;
import org.opendaylight.controller.sal.core.spi.data.DOMStore;
public class DistributedDataStore implements DOMStore, SchemaContextListener, AutoCloseable {
private static final Logger LOG = LoggerFactory.getLogger(DistributedDataStore.class);
+ public static final int REGISTER_DATA_CHANGE_LISTENER_TIMEOUT_FACTOR = 24; // 24 times the usual operation timeout
private final ActorContext actorContext;
- public DistributedDataStore(ActorSystem actorSystem, String type, ClusterWrapper cluster,
+ public DistributedDataStore(ActorSystem actorSystem, ClusterWrapper cluster,
Configuration configuration, DatastoreContext datastoreContext) {
Preconditions.checkNotNull(actorSystem, "actorSystem should not be null");
- Preconditions.checkNotNull(type, "type should not be null");
Preconditions.checkNotNull(cluster, "cluster should not be null");
Preconditions.checkNotNull(configuration, "configuration should not be null");
Preconditions.checkNotNull(datastoreContext, "datastoreContext should not be null");
+ String type = datastoreContext.getDataStoreType();
+
String shardManagerId = ShardManagerIdentifier.builder().type(type).build().toString();
LOG.info("Creating ShardManager : {}", shardManagerId);
- actorContext = new ActorContext(actorSystem, actorSystem.actorOf(
- ShardManager.props(type, cluster, configuration, datastoreContext)
- .withMailbox(ActorContext.MAILBOX), shardManagerId ), cluster, configuration);
+ String shardDispatcher =
+ new Dispatchers(actorSystem.dispatchers()).getDispatcherPath(Dispatchers.DispatcherType.Shard);
- actorContext.setOperationTimeout(datastoreContext.getOperationTimeoutInSeconds());
+ actorContext = new ActorContext(actorSystem, actorSystem.actorOf(
+ ShardManager.props(cluster, configuration, datastoreContext)
+ .withDispatcher(shardDispatcher).withMailbox(ActorContext.MAILBOX), shardManagerId ),
+ cluster, configuration, datastoreContext);
}
public DistributedDataStore(ActorContext actorContext) {
@Override
public <L extends AsyncDataChangeListener<YangInstanceIdentifier, NormalizedNode<?, ?>>>
ListenerRegistration<L> registerChangeListener(
- YangInstanceIdentifier path, L listener,
+ final YangInstanceIdentifier path, L listener,
AsyncDataBroker.DataChangeScope scope) {
Preconditions.checkNotNull(path, "path should not be null");
LOG.debug("Registering listener: {} for path: {} scope: {}", listener, path, scope);
- ActorRef dataChangeListenerActor = actorContext.getActorSystem().actorOf(
- DataChangeListener.props(listener ));
-
String shardName = ShardStrategyFactory.getStrategy(path).findShard(path);
- Object result = actorContext.executeLocalShardOperation(shardName,
- new RegisterChangeListener(path, dataChangeListenerActor.path(), scope));
-
- if (result != null) {
- RegisterChangeListenerReply reply = (RegisterChangeListenerReply) result;
- return new DataChangeListenerRegistrationProxy(actorContext
- .actorSelection(reply.getListenerRegistrationPath()), listener,
- dataChangeListenerActor);
- }
-
- LOG.debug(
- "No local shard for shardName {} was found so returning a noop registration",
- shardName);
+ final DataChangeListenerRegistrationProxy listenerRegistrationProxy =
+ new DataChangeListenerRegistrationProxy(shardName, actorContext, listener);
+ listenerRegistrationProxy.init(path, scope);
- return new NoOpDataChangeListenerRegistration(listener);
+ return listenerRegistrationProxy;
}
@Override
@Override
public DOMStoreWriteTransaction newWriteOnlyTransaction() {
+ actorContext.acquireTxCreationPermit();
return new TransactionProxy(actorContext, TransactionProxy.TransactionType.WRITE_ONLY);
}
@Override
public DOMStoreReadWriteTransaction newReadWriteTransaction() {
+ actorContext.acquireTxCreationPermit();
return new TransactionProxy(actorContext, TransactionProxy.TransactionType.READ_WRITE);
}
public void close() throws Exception {
actorContext.shutdown();
}
+
+ @VisibleForTesting
+ ActorContext getActorContext() {
+ return actorContext;
+ }
}