X-Git-Url: https://git.opendaylight.org/gerrit/gitweb?a=blobdiff_plain;ds=sidebyside;f=opendaylight%2Fmd-sal%2Fsal-distributed-datastore%2Fsrc%2Fmain%2Fjava%2Forg%2Fopendaylight%2Fcontroller%2Fcluster%2Fdatastore%2FDistributedDataStore.java;h=29fc259bb75935d25f13dcb8f7a0865f74f145cd;hb=9c0508d8b591e356f145d5d1a277c10965a647bb;hp=8d5b0c2f4a65f49d188786ad9f5927f29939166e;hpb=5213be60d33416fe7da6081cab65308d42765e41;p=controller.git

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..29fc259bb7 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 +8,15 @@
 
 package org.opendaylight.controller.cluster.datastore;
 
+import akka.actor.ActorRef;
+import akka.actor.ActorSelection;
+import akka.actor.ActorSystem;
+import akka.util.Timeout;
+import org.opendaylight.controller.cluster.datastore.messages.FindPrimary;
+import org.opendaylight.controller.cluster.datastore.messages.PrimaryFound;
+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.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;
@@ -18,17 +27,93 @@ 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.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;
+import scala.concurrent.Await;
+import scala.concurrent.Future;
+import scala.concurrent.duration.Duration;
+import scala.concurrent.duration.FiniteDuration;
+
+import java.util.concurrent.TimeUnit;
+
+import static akka.pattern.Patterns.ask;
 
 /**
  *
  */
-public class DistributedDataStore implements DOMStore {
+public class DistributedDataStore implements DOMStore, SchemaContextListener {
+
+    private static final Logger
+        LOG = LoggerFactory.getLogger(DistributedDataStore.class);
+
+    final FiniteDuration ASK_DURATION = Duration.create(5, TimeUnit.SECONDS);
+    final Duration AWAIT_DURATION = Duration.create(5, TimeUnit.SECONDS);
+
+    private final ActorRef shardManager;
+    private final ActorSystem actorSystem;
+    private final String type;
+
+
+    public DistributedDataStore(ActorSystem actorSystem, String type) {
+        this.actorSystem = actorSystem;
+        this.type = type;
+        shardManager = actorSystem.actorOf(ShardManager.props(type));
+    }
 
     @Override
-    public <L extends AsyncDataChangeListener<InstanceIdentifier, NormalizedNode<?, ?>>> ListenerRegistration<L> registerChangeListener(InstanceIdentifier path, L listener, AsyncDataBroker.DataChangeScope scope) {
-        return new ListenerRegistrationProxy();
+    public <L extends AsyncDataChangeListener<InstanceIdentifier, NormalizedNode<?, ?>>> ListenerRegistration<L> registerChangeListener(
+        InstanceIdentifier path, L listener,
+        AsyncDataBroker.DataChangeScope scope) {
+
+        ActorSelection primary = findPrimary();
+
+        ActorRef dataChangeListenerActor = actorSystem.actorOf(DataChangeListener.props());
+
+        Object result =
+            getResult(primary, new RegisterChangeListener(path, dataChangeListenerActor.path(),
+                AsyncDataBroker.DataChangeScope.BASE), ASK_DURATION);
+
+        RegisterChangeListenerReply reply = (RegisterChangeListenerReply) result;
+        return new ListenerRegistrationProxy(reply.getListenerRegistrationPath());
     }
 
+    private ActorSelection findPrimary() {
+        Object result = getResult(shardManager, new FindPrimary(Shard.DEFAULT_NAME), ASK_DURATION);
+
+        if(result instanceof PrimaryFound){
+            PrimaryFound found = (PrimaryFound) result;
+            LOG.error("Primary found {}", found.getPrimaryPath());
+
+            return actorSystem.actorSelection(found.getPrimaryPath());
+        }
+        throw new RuntimeException("primary was not found");
+    }
+
+    private Object getResult(ActorRef actor, Object message, FiniteDuration duration){
+        Future<Object> future =
+            ask(actor, message, new Timeout(duration));
+
+        try {
+            return Await.result(future, AWAIT_DURATION);
+        } catch (Exception e) {
+            throw new RuntimeException(e);
+        }
+    }
+
+    private Object getResult(ActorSelection actor, Object message, FiniteDuration duration){
+        Future<Object> future =
+            ask(actor, message, new Timeout(duration));
+
+        try {
+            return Await.result(future, AWAIT_DURATION);
+        } catch (Exception e) {
+            throw new RuntimeException(e);
+        }
+    }
+
+
     @Override
     public DOMStoreTransactionChain createTransactionChain() {
         return new TransactionChainProxy();
@@ -48,4 +133,8 @@ public class DistributedDataStore implements DOMStore {
     public DOMStoreReadWriteTransaction newReadWriteTransaction() {
         return new TransactionProxy();
     }
+
+    @Override public void onGlobalContextUpdated(SchemaContext schemaContext) {
+        shardManager.tell(new UpdateSchemaContext(schemaContext), null);
+    }
 }