2 * Copyright (c) 2015 Brocade Communications Systems, Inc. and others. All rights reserved.
4 * This program and the accompanying materials are made available under the
5 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
6 * and is available at http://www.eclipse.org/legal/epl-v10.html
8 package org.opendaylight.controller.config.yang.config.actor_system_provider.impl;
10 import akka.actor.ActorSystem;
11 import akka.actor.Props;
12 import akka.osgi.BundleDelegatingClassLoader;
13 import com.typesafe.config.Config;
14 import com.typesafe.config.ConfigFactory;
15 import java.util.concurrent.TimeUnit;
16 import org.opendaylight.controller.cluster.ActorSystemProvider;
17 import org.opendaylight.controller.cluster.ActorSystemProviderListener;
18 import org.opendaylight.controller.cluster.common.actor.AkkaConfigurationReader;
19 import org.opendaylight.controller.cluster.common.actor.FileAkkaConfigurationReader;
20 import org.opendaylight.controller.cluster.common.actor.QuarantinedMonitorActor;
21 import org.opendaylight.controller.cluster.datastore.TerminationMonitor;
22 import org.opendaylight.yangtools.concepts.ListenerRegistration;
23 import org.opendaylight.yangtools.util.ListenerRegistry;
24 import org.osgi.framework.Bundle;
25 import org.osgi.framework.BundleContext;
26 import org.slf4j.Logger;
27 import org.slf4j.LoggerFactory;
28 import scala.concurrent.Await;
29 import scala.concurrent.duration.Duration;
31 public class ActorSystemProviderImpl implements ActorSystemProvider, AutoCloseable {
32 private static final String ACTOR_SYSTEM_NAME = "opendaylight-cluster-data";
33 private static final String CONFIGURATION_NAME = "odl-cluster-data";
34 static final Logger LOG = LoggerFactory.getLogger(ActorSystemProviderImpl.class);
35 private final ActorSystem actorSystem;
36 private final ListenerRegistry<ActorSystemProviderListener> listeners = new ListenerRegistry<>();
38 public ActorSystemProviderImpl(final BundleContext bundleContext) {
39 LOG.info("Creating new ActorSystem");
41 final Bundle bundle = bundleContext.getBundle();
43 final BundleDelegatingClassLoader classLoader = new BundleDelegatingClassLoader(bundle, Thread.currentThread()
44 .getContextClassLoader());
46 final AkkaConfigurationReader configurationReader = new FileAkkaConfigurationReader();
47 final Config akkaConfig = ConfigFactory.load(configurationReader.read()).getConfig(CONFIGURATION_NAME);
49 actorSystem = ActorSystem.create(ACTOR_SYSTEM_NAME, akkaConfig, classLoader);
51 actorSystem.actorOf(Props.create(TerminationMonitor.class), TerminationMonitor.ADDRESS);
53 actorSystem.actorOf(QuarantinedMonitorActor.props(() -> {
54 // restart the entire karaf container
55 LOG.warn("Restarting karaf container");
56 System.setProperty("karaf.restart", "true");
57 bundleContext.getBundle(0).stop();
58 }), QuarantinedMonitorActor.ADDRESS);
63 public ActorSystem getActorSystem() {
68 public ListenerRegistration<ActorSystemProviderListener> registerActorSystemProviderListener(
69 final ActorSystemProviderListener listener) {
70 return listeners.register(listener);
74 @SuppressWarnings("checkstyle:IllegalCatch")
76 LOG.info("Shutting down ActorSystem");
79 Await.result(actorSystem.terminate(), Duration.create(10, TimeUnit.SECONDS));
80 } catch (Exception e) {
81 LOG.warn("Error awaiting actor termination", e);