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%2FDistributedDataStoreFactory.java;h=b62cd3d6d35826152bd38fa066f7eb1010786a0b;hp=a6f187d065504b21f2f4cf5a7b0d27007880d831;hb=e78622411319748472b5d9edab14eb6dc92cf6b1;hpb=4a8688c9d42c0be307383f0483c819cb7a78d26d

diff --git a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/DistributedDataStoreFactory.java b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/DistributedDataStoreFactory.java
index a6f187d065..b62cd3d6d3 100644
--- a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/DistributedDataStoreFactory.java
+++ b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/DistributedDataStoreFactory.java
@@ -5,64 +5,60 @@
  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
  * and is available at http://www.eclipse.org/legal/epl-v10.html
  */
-
 package org.opendaylight.controller.cluster.datastore;
 
 import akka.actor.ActorSystem;
-import akka.actor.Props;
-import akka.osgi.BundleDelegatingClassLoader;
-import com.google.common.base.Preconditions;
-import com.typesafe.config.Config;
-import com.typesafe.config.ConfigFactory;
-import org.opendaylight.controller.cluster.datastore.shardstrategy.ShardStrategyFactory;
+import org.opendaylight.controller.cluster.ActorSystemProvider;
+import org.opendaylight.controller.cluster.databroker.ClientBackedDataStore;
+import org.opendaylight.controller.cluster.datastore.config.Configuration;
+import org.opendaylight.controller.cluster.datastore.config.ConfigurationImpl;
+import org.opendaylight.controller.cluster.datastore.persisted.DatastoreSnapshot;
 import org.opendaylight.controller.sal.core.api.model.SchemaService;
 import org.osgi.framework.BundleContext;
-
-import java.io.File;
-import java.util.concurrent.atomic.AtomicReference;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 public class DistributedDataStoreFactory {
+    private static final Logger LOG = LoggerFactory.getLogger(DistributedDataStoreFactory.class);
 
-    public static final String AKKA_CONF_PATH = "./configuration/initial/akka.conf";
-    public static final String ACTOR_SYSTEM_NAME = "opendaylight-cluster-data";
-    public static final String CONFIGURATION_NAME = "odl-cluster-data";
-    private static AtomicReference<ActorSystem> actorSystem = new AtomicReference<>();
+    public static AbstractDataStore createInstance(final SchemaService schemaService,
+            final DatastoreContext initialDatastoreContext, final DatastoreSnapshotRestore datastoreSnapshotRestore,
+            final ActorSystemProvider actorSystemProvider, final BundleContext bundleContext) {
 
-    public static DistributedDataStore createInstance(String name, SchemaService schemaService,
-                                                      DatastoreContext datastoreContext, BundleContext bundleContext) {
+        final String datastoreName = initialDatastoreContext.getDataStoreName();
+        LOG.info("Create data store instance of type : {}", datastoreName);
 
-        ActorSystem actorSystem = getOrCreateInstance(bundleContext);
-        Configuration config = new ConfigurationImpl("module-shards.conf", "modules.conf");
-        final DistributedDataStore dataStore =
-                new DistributedDataStore(actorSystem, name, new ClusterWrapperImpl(actorSystem),
-                        config, datastoreContext);
+        final ActorSystem actorSystem = actorSystemProvider.getActorSystem();
+        final DatastoreSnapshot restoreFromSnapshot = datastoreSnapshotRestore.getAndRemove(datastoreName);
+        final DatastoreContextIntrospector introspector = new DatastoreContextIntrospector(initialDatastoreContext);
+        final DatastoreContextConfigAdminOverlay overlay = new DatastoreContextConfigAdminOverlay(
+                introspector, bundleContext);
 
-        ShardStrategyFactory.setConfiguration(config);
-        schemaService.registerSchemaContextListener(dataStore);
-        return dataStore;
-    }
+        final Configuration config = new ConfigurationImpl("module-shards.conf", "modules.conf");
+        final ClusterWrapper clusterWrapper = new ClusterWrapperImpl(actorSystem);
+        final DatastoreContextFactory contextFactory = introspector.newContextFactory();
 
-    synchronized private static final ActorSystem getOrCreateInstance(final BundleContext bundleContext) {
+        // This is the potentially-updated datastore context, distinct from the initial one
+        final DatastoreContext datastoreContext = contextFactory.getBaseDatastoreContext();
 
-        if (actorSystem.get() != null){
-            return actorSystem.get();
+        final AbstractDataStore dataStore;
+        if (datastoreContext.isUseTellBasedProtocol()) {
+            dataStore = new ClientBackedDataStore(actorSystem, clusterWrapper, config, contextFactory,
+                restoreFromSnapshot);
+            LOG.info("Data store {} is using tell-based protocol", datastoreName);
+        } else {
+            dataStore = new DistributedDataStore(actorSystem, clusterWrapper, config, contextFactory,
+                restoreFromSnapshot);
+            LOG.info("Data store {} is using ask-based protocol", datastoreName);
         }
-        // Create an OSGi bundle classloader for actor system
-        BundleDelegatingClassLoader classLoader = new BundleDelegatingClassLoader(bundleContext.getBundle(),
-                Thread.currentThread().getContextClassLoader());
 
-        ActorSystem system = ActorSystem.create(ACTOR_SYSTEM_NAME,
-                ConfigFactory.load(readAkkaConfiguration()).getConfig(CONFIGURATION_NAME), classLoader);
-        system.actorOf(Props.create(TerminationMonitor.class), "termination-monitor");
+        overlay.setListener(dataStore);
 
-        actorSystem.set(system);
-        return system;
-    }
+        schemaService.registerSchemaContextListener(dataStore);
 
+        dataStore.setCloseable(overlay);
+        dataStore.waitTillReady();
 
-    private static final Config readAkkaConfiguration() {
-        File defaultConfigFile = new File(AKKA_CONF_PATH);
-        Preconditions.checkState(defaultConfigFile.exists(), "akka.conf is missing");
-        return ConfigFactory.parseFile(defaultConfigFile);
+        return dataStore;
     }
 }