X-Git-Url: https://git.opendaylight.org/gerrit/gitweb?p=controller.git;a=blobdiff_plain;f=opendaylight%2Fmd-sal%2Fsal-distributed-datastore%2Fsrc%2Fmain%2Fjava%2Forg%2Fopendaylight%2Fcontroller%2Fcluster%2Fdatastore%2FDistributedDataStore.java;h=40e045f18e31bdfbcf2eb34c9fa0847a778f94f4;hp=8d5b0c2f4a65f49d188786ad9f5927f29939166e;hb=971b179000ef1cc56699de35061cf6f97d4cf36f;hpb=ceec41033ab311600969e595191a952ab4e6047d

diff --git a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/DistributedDataStore.java b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/DistributedDataStore.java
index 8d5b0c2f4a..40e045f18e 100644
--- a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/DistributedDataStore.java
+++ b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/DistributedDataStore.java
@@ -8,6 +8,17 @@
 
 package org.opendaylight.controller.cluster.datastore;
 
+import akka.actor.ActorRef;
+import akka.actor.ActorSystem;
+import com.google.common.base.Preconditions;
+import com.google.common.util.concurrent.ListeningExecutorService;
+import com.google.common.util.concurrent.MoreExecutors;
+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.messages.UpdateSchemaContext;
+import org.opendaylight.controller.cluster.datastore.shardstrategy.ShardStrategyFactory;
+import org.opendaylight.controller.cluster.datastore.utils.ActorContext;
 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;
@@ -16,36 +27,142 @@ import org.opendaylight.controller.sal.core.spi.data.DOMStoreReadWriteTransactio
 import org.opendaylight.controller.sal.core.spi.data.DOMStoreTransactionChain;
 import org.opendaylight.controller.sal.core.spi.data.DOMStoreWriteTransaction;
 import org.opendaylight.yangtools.concepts.ListenerRegistration;
-import org.opendaylight.yangtools.yang.data.api.InstanceIdentifier;
+import org.opendaylight.yangtools.util.PropertyUtils;
+import org.opendaylight.yangtools.util.concurrent.SpecialExecutors;
+import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
+import org.opendaylight.yangtools.yang.model.api.SchemaContext;
+import org.opendaylight.yangtools.yang.model.api.SchemaContextListener;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 /**
  *
  */
-public class DistributedDataStore implements DOMStore {
+public class DistributedDataStore implements DOMStore, SchemaContextListener, AutoCloseable {
+
+    private static final Logger
+        LOG = LoggerFactory.getLogger(DistributedDataStore.class);
+
+    private static final String EXECUTOR_MAX_POOL_SIZE_PROP =
+            "mdsal.dist-datastore-executor-pool.size";
+    private static final int DEFAULT_EXECUTOR_MAX_POOL_SIZE = 10;
+
+    private static final String EXECUTOR_MAX_QUEUE_SIZE_PROP =
+            "mdsal.dist-datastore-executor-queue.size";
+    private static final int DEFAULT_EXECUTOR_MAX_QUEUE_SIZE = 5000;
+
+    private final ActorContext actorContext;
+
+    private SchemaContext schemaContext;
+
+    /**
+     * Executor used to run FutureTask's
+     *
+     * This is typically used when we need to make a request to an actor and
+     * wait for it's response and the consumer needs to be provided a Future.
+     */
+    private final ListeningExecutorService executor =
+            MoreExecutors.listeningDecorator(
+                    SpecialExecutors.newBlockingBoundedFastThreadPool(
+                            PropertyUtils.getIntSystemProperty(
+                                    EXECUTOR_MAX_POOL_SIZE_PROP,
+                                    DEFAULT_EXECUTOR_MAX_POOL_SIZE),
+                            PropertyUtils.getIntSystemProperty(
+                                    EXECUTOR_MAX_QUEUE_SIZE_PROP,
+                                    DEFAULT_EXECUTOR_MAX_QUEUE_SIZE), "DistDataStore"));
+
+    public DistributedDataStore(ActorSystem actorSystem, String type, ClusterWrapper cluster, Configuration configuration) {
+        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");
+
+
+        String shardManagerId = ShardManagerIdentifier.builder().type(type).build().toString();
+
+        LOG.info("Creating ShardManager : {}", shardManagerId);
+
+        this.actorContext = new ActorContext(actorSystem, actorSystem
+            .actorOf(ShardManager.props(type, cluster, configuration),
+                shardManagerId ), cluster, configuration);
+    }
+
+    public DistributedDataStore(ActorContext actorContext) {
+        this.actorContext = Preconditions.checkNotNull(actorContext, "actorContext should not be null");
+    }
+
 
     @Override
-    public <L extends AsyncDataChangeListener<InstanceIdentifier, NormalizedNode<?, ?>>> ListenerRegistration<L> registerChangeListener(InstanceIdentifier path, L listener, AsyncDataBroker.DataChangeScope scope) {
-        return new ListenerRegistrationProxy();
+    public <L extends AsyncDataChangeListener<YangInstanceIdentifier, NormalizedNode<?, ?>>> ListenerRegistration<L> registerChangeListener(
+        YangInstanceIdentifier path, L listener,
+        AsyncDataBroker.DataChangeScope scope) {
+
+        Preconditions.checkNotNull(path, "path should not be null");
+        Preconditions.checkNotNull(listener, "listener should not be null");
+
+
+        LOG.debug("Registering listener: {} for path: {} scope: {}", listener, path, scope);
+
+        ActorRef dataChangeListenerActor = actorContext.getActorSystem().actorOf(
+            DataChangeListener.props(schemaContext,listener,path ));
+
+        String shardName = ShardStrategyFactory.getStrategy(path).findShard(path);
+
+        Object result = actorContext.executeLocalShardOperation(shardName,
+            new RegisterChangeListener(path, dataChangeListenerActor.path(),
+                scope),
+            ActorContext.ASK_DURATION
+        );
+
+        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);
+        return new NoOpDataChangeListenerRegistration(listener);
     }
 
+
+
+
+
     @Override
     public DOMStoreTransactionChain createTransactionChain() {
-        return new TransactionChainProxy();
+        return new TransactionChainProxy(actorContext, executor, schemaContext);
     }
 
     @Override
     public DOMStoreReadTransaction newReadOnlyTransaction() {
-        return new TransactionProxy();
+        return new TransactionProxy(actorContext, TransactionProxy.TransactionType.READ_ONLY,
+            executor, schemaContext);
     }
 
     @Override
     public DOMStoreWriteTransaction newWriteOnlyTransaction() {
-        return new TransactionProxy();
+        return new TransactionProxy(actorContext, TransactionProxy.TransactionType.WRITE_ONLY,
+            executor, schemaContext);
     }
 
     @Override
     public DOMStoreReadWriteTransaction newReadWriteTransaction() {
-        return new TransactionProxy();
+        return new TransactionProxy(actorContext, TransactionProxy.TransactionType.READ_WRITE,
+            executor, schemaContext);
+    }
+
+    @Override public void onGlobalContextUpdated(SchemaContext schemaContext) {
+        this.schemaContext = schemaContext;
+        actorContext.getShardManager().tell(
+            new UpdateSchemaContext(schemaContext), null);
+    }
+
+    @Override public void close() throws Exception {
+        actorContext.shutdown();
+
     }
 }