import akka.actor.ActorRef;
import akka.actor.ActorSystem;
+import akka.actor.PoisonPill;
+import akka.actor.Props;
import com.google.common.annotations.VisibleForTesting;
import com.google.common.base.Preconditions;
+import com.google.common.base.Throwables;
import com.google.common.util.concurrent.Uninterruptibles;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;
+import org.opendaylight.controller.cluster.access.concepts.ClientIdentifier;
+import org.opendaylight.controller.cluster.databroker.actors.dds.DistributedDataStoreClient;
+import org.opendaylight.controller.cluster.databroker.actors.dds.DistributedDataStoreClientActor;
import org.opendaylight.controller.cluster.datastore.config.Configuration;
import org.opendaylight.controller.cluster.datastore.identifiers.ShardManagerIdentifier;
import org.opendaylight.controller.cluster.datastore.jmx.mbeans.DatastoreConfigurationMXBeanImpl;
import org.opendaylight.controller.cluster.datastore.jmx.mbeans.DatastoreInfoMXBeanImpl;
import org.opendaylight.controller.cluster.datastore.messages.DatastoreSnapshot;
+import org.opendaylight.controller.cluster.datastore.shardmanager.ShardManagerCreator;
import org.opendaylight.controller.cluster.datastore.utils.ActorContext;
import org.opendaylight.controller.cluster.datastore.utils.Dispatchers;
import org.opendaylight.controller.cluster.datastore.utils.PrimaryShardInfoFutureCache;
import org.opendaylight.controller.md.sal.common.api.data.AsyncDataBroker;
import org.opendaylight.controller.md.sal.common.api.data.AsyncDataChangeListener;
import org.opendaylight.controller.md.sal.dom.api.DOMDataTreeChangeListener;
-import org.opendaylight.controller.sal.core.spi.data.DOMStore;
import org.opendaylight.controller.sal.core.spi.data.DOMStoreReadTransaction;
import org.opendaylight.controller.sal.core.spi.data.DOMStoreReadWriteTransaction;
import org.opendaylight.controller.sal.core.spi.data.DOMStoreTransactionChain;
import org.opendaylight.controller.sal.core.spi.data.DOMStoreTreeChangePublisher;
import org.opendaylight.controller.sal.core.spi.data.DOMStoreWriteTransaction;
+import org.opendaylight.mdsal.dom.api.DOMDataTreeCommitCohort;
+import org.opendaylight.mdsal.dom.api.DOMDataTreeCommitCohortRegistration;
+import org.opendaylight.mdsal.dom.api.DOMDataTreeCommitCohortRegistry;
+import org.opendaylight.mdsal.dom.api.DOMDataTreeIdentifier;
import org.opendaylight.yangtools.concepts.ListenerRegistration;
import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
/**
*
*/
-public class DistributedDataStore implements DOMStore, SchemaContextListener,
- DatastoreContextConfigAdminOverlay.Listener, DOMStoreTreeChangePublisher, AutoCloseable {
+public class DistributedDataStore implements DistributedDataStoreInterface, SchemaContextListener,
+ DatastoreContextConfigAdminOverlay.Listener, DOMStoreTreeChangePublisher, DOMDataTreeCommitCohortRegistry, AutoCloseable {
private static final Logger LOG = LoggerFactory.getLogger(DistributedDataStore.class);
- private static final String UNKNOWN_TYPE = "unknown";
private static final long READY_WAIT_FACTOR = 3;
private final CountDownLatch waitTillReadyCountDownLatch = new CountDownLatch(1);
- private final String type;
+ private final ClientIdentifier identifier;
+ private final DistributedDataStoreClient client;
private final TransactionContextFactory txContextFactory;
- public DistributedDataStore(ActorSystem actorSystem, ClusterWrapper cluster,
- Configuration configuration, DatastoreContextFactory datastoreContextFactory,
- DatastoreSnapshot restoreFromSnapshot) {
+ public DistributedDataStore(final ActorSystem actorSystem, final ClusterWrapper cluster,
+ final Configuration configuration, final DatastoreContextFactory datastoreContextFactory,
+ final DatastoreSnapshot restoreFromSnapshot) {
Preconditions.checkNotNull(actorSystem, "actorSystem should not be null");
Preconditions.checkNotNull(cluster, "cluster should not be null");
Preconditions.checkNotNull(configuration, "configuration should not be null");
Preconditions.checkNotNull(datastoreContextFactory, "datastoreContextFactory should not be null");
- this.type = datastoreContextFactory.getBaseDatastoreContext().getDataStoreName();
-
- String shardManagerId = ShardManagerIdentifier.builder().type(type).build().toString();
+ String shardManagerId = ShardManagerIdentifier.builder()
+ .type(datastoreContextFactory.getBaseDatastoreContext().getDataStoreName()).build().toString();
LOG.info("Creating ShardManager : {}", shardManagerId);
PrimaryShardInfoFutureCache primaryShardInfoCache = new PrimaryShardInfoFutureCache();
- ShardManager.Builder builder = ShardManager.builder().cluster(cluster).configuration(configuration).
+ ShardManagerCreator creator = new ShardManagerCreator().cluster(cluster).configuration(configuration).
datastoreContextFactory(datastoreContextFactory).waitTillReadyCountdownLatch(waitTillReadyCountDownLatch).
primaryShardInfoCache(primaryShardInfoCache).restoreFromSnapshot(restoreFromSnapshot);
- actorContext = new ActorContext(actorSystem, createShardManager(actorSystem, builder, shardDispatcher,
+ actorContext = new ActorContext(actorSystem, createShardManager(actorSystem, creator, shardDispatcher,
shardManagerId), cluster, configuration, datastoreContextFactory.getBaseDatastoreContext(), primaryShardInfoCache);
+ final Props clientProps = DistributedDataStoreClientActor.props(cluster.getCurrentMemberName(),
+ datastoreContextFactory.getBaseDatastoreContext().getDataStoreName(), actorContext);
+ final ActorRef clientActor = actorSystem.actorOf(clientProps);
+ try {
+ client = DistributedDataStoreClientActor.getDistributedDataStoreClient(clientActor, 30, TimeUnit.SECONDS);
+ } catch (Exception e) {
+ LOG.error("Failed to get actor for {}", clientProps, e);
+ clientActor.tell(PoisonPill.getInstance(), ActorRef.noSender());
+ throw Throwables.propagate(e);
+ }
+
+ identifier = client.getIdentifier();
+ LOG.debug("Distributed data store client {} started", identifier);
+
this.waitTillReadyTimeInMillis =
actorContext.getDatastoreContext().getShardLeaderElectionTimeout().duration().toMillis() * READY_WAIT_FACTOR;
- this.txContextFactory = TransactionContextFactory.create(actorContext);
+ this.txContextFactory = new TransactionContextFactory(actorContext, identifier);
datastoreConfigMXBean = new DatastoreConfigurationMXBeanImpl(
datastoreContextFactory.getBaseDatastoreContext().getDataStoreMXBeanType());
}
@VisibleForTesting
- DistributedDataStore(ActorContext actorContext) {
+ DistributedDataStore(final ActorContext actorContext, final ClientIdentifier identifier) {
this.actorContext = Preconditions.checkNotNull(actorContext, "actorContext should not be null");
- this.txContextFactory = TransactionContextFactory.create(actorContext);
- this.type = UNKNOWN_TYPE;
+ this.client = null;
+ this.identifier = Preconditions.checkNotNull(identifier);
+ this.txContextFactory = new TransactionContextFactory(actorContext, identifier);
this.waitTillReadyTimeInMillis =
actorContext.getDatastoreContext().getShardLeaderElectionTimeout().duration().toMillis() * READY_WAIT_FACTOR;
}
- public void setCloseable(AutoCloseable closeable) {
+ public void setCloseable(final AutoCloseable closeable) {
this.closeable = closeable;
}
@Override
public <L extends AsyncDataChangeListener<YangInstanceIdentifier, NormalizedNode<?, ?>>>
ListenerRegistration<L> registerChangeListener(
- final YangInstanceIdentifier path, L listener,
- AsyncDataBroker.DataChangeScope scope) {
+ final YangInstanceIdentifier path, final L listener,
+ final AsyncDataBroker.DataChangeScope scope) {
Preconditions.checkNotNull(path, "path should not be null");
Preconditions.checkNotNull(listener, "listener should not be null");
}
@Override
- public <L extends DOMDataTreeChangeListener> ListenerRegistration<L> registerTreeChangeListener(YangInstanceIdentifier treeId, L listener) {
+ public <L extends DOMDataTreeChangeListener> ListenerRegistration<L> registerTreeChangeListener(final YangInstanceIdentifier treeId, final L listener) {
Preconditions.checkNotNull(treeId, "treeId should not be null");
Preconditions.checkNotNull(listener, "listener should not be null");
return listenerRegistrationProxy;
}
+
+ @Override
+ public <C extends DOMDataTreeCommitCohort> DOMDataTreeCommitCohortRegistration<C> registerCommitCohort(
+ final DOMDataTreeIdentifier subtree, final C cohort) {
+ YangInstanceIdentifier treeId =
+ Preconditions.checkNotNull(subtree, "subtree should not be null").getRootIdentifier();
+ Preconditions.checkNotNull(cohort, "listener should not be null");
+
+
+ final String shardName = actorContext.getShardStrategyFactory().getStrategy(treeId).findShard(treeId);
+ LOG.debug("Registering cohort: {} for tree: {} shard: {}", cohort, treeId, shardName);
+
+ DataTreeCohortRegistrationProxy<C> cohortProxy = new DataTreeCohortRegistrationProxy<C>(actorContext, subtree, cohort);
+ cohortProxy.init(shardName);
+ return cohortProxy;
+ }
+
@Override
public DOMStoreTransactionChain createTransactionChain() {
return txContextFactory.createTransactionChain();
}
@Override
- public void onGlobalContextUpdated(SchemaContext schemaContext) {
+ public void onGlobalContextUpdated(final SchemaContext schemaContext) {
actorContext.setSchemaContext(schemaContext);
}
@Override
- public void onDatastoreContextUpdated(DatastoreContextFactory contextFactory) {
+ public void onDatastoreContextUpdated(final DatastoreContextFactory contextFactory) {
LOG.info("DatastoreContext updated for data store {}", actorContext.getDataStoreName());
actorContext.setDatastoreContext(contextFactory);
@Override
public void close() {
- LOG.info("Closing data store {}", type);
+ LOG.info("Closing data store {}", identifier);
if (datastoreConfigMXBean != null) {
datastoreConfigMXBean.unregisterMBean();
txContextFactory.close();
actorContext.shutdown();
+
+ if (client != null) {
+ client.close();
+ }
}
+ @Override
public ActorContext getActorContext() {
return actorContext;
}
public void waitTillReady(){
- LOG.info("Beginning to wait for data store to become ready : {}", type);
+ LOG.info("Beginning to wait for data store to become ready : {}", identifier);
try {
if (waitTillReadyCountDownLatch.await(waitTillReadyTimeInMillis, TimeUnit.MILLISECONDS)) {
- LOG.debug("Data store {} is now ready", type);
+ LOG.debug("Data store {} is now ready", identifier);
} else {
LOG.error("Shared leaders failed to settle in {} seconds, giving up", TimeUnit.MILLISECONDS.toSeconds(waitTillReadyTimeInMillis));
}
}
}
- private static ActorRef createShardManager(ActorSystem actorSystem, ShardManager.Builder builder,
- String shardDispatcher, String shardManagerId) {
+ private static ActorRef createShardManager(final ActorSystem actorSystem, final ShardManagerCreator creator,
+ final String shardDispatcher, final String shardManagerId) {
Exception lastException = null;
for(int i=0;i<100;i++) {
try {
- return actorSystem.actorOf(builder.props().withDispatcher(shardDispatcher).withMailbox(
+ return actorSystem.actorOf(creator.props().withDispatcher(shardDispatcher).withMailbox(
ActorContext.BOUNDED_MAILBOX), shardManagerId);
} catch (Exception e){
lastException = e;
Uninterruptibles.sleepUninterruptibly(100, TimeUnit.MILLISECONDS);
- LOG.debug(String.format("Could not create actor %s because of %s - waiting for sometime before retrying (retry count = %d)", shardManagerId, e.getMessage(), i));
+ LOG.debug("Could not create actor {} because of {} - waiting for sometime before retrying (retry count = {})",
+ shardManagerId, e.getMessage(), i);
}
}