Exemplo n.º 1
0
        public Cluster(ActorSystemImpl system)
        {
            System    = system;
            _settings = new ClusterSettings(system.Settings.Config, system.Name);

            var provider = system.Provider as ClusterActorRefProvider;

            if (provider == null)
            {
                throw new ConfigurationException(
                          String.Format("ActorSystem {0} needs to have a 'ClusterActorRefProvider' enabled in the configuration, currently uses {1}",
                                        system,
                                        system.Provider.GetType().FullName));
            }
            _selfUniqueAddress = new UniqueAddress(provider.Transport.DefaultAddress, AddressUidExtension.Uid(system));

            _log = Logging.GetLogger(system, "Cluster");

            LogInfo("Starting up...");

            _failureDetector = new DefaultFailureDetectorRegistry <Address>(() => FailureDetectorLoader.Load(_settings.FailureDetectorImplementationClass, _settings.FailureDetectorConfig,
                                                                                                             system));

            _scheduler = CreateScheduler(system);

            //create supervisor for daemons under path "/system/cluster"
            _clusterDaemons = system.SystemActorOf(Props.Create(() => new ClusterDaemon(_settings)).WithDeploy(Deploy.Local), "cluster");

            //TODO: Pretty sure this is bad and will at least throw aggregateexception possibly worse.
            _clusterCore = GetClusterCoreRef().Result;

            _readView = new ClusterReadView(this);
        }
Exemplo n.º 2
0
        /// <summary>
        /// Initializes a new instance of the <see cref="Cluster"/> class.
        /// </summary>
        /// <param name="system">The actor system that hosts the cluster.</param>
        /// <exception cref="ConfigurationException">
        /// This exception is thrown if the <paramref name="system"/> does not have a <see cref="ClusterActorRefProvider"/> enabled in the configuration.
        /// </exception>
        public Cluster(ActorSystemImpl system)
        {
            System   = system;
            Settings = new ClusterSettings(system.Settings.Config, system.Name);

            if (!(system.Provider is IClusterActorRefProvider provider))
            {
                throw new ConfigurationException(
                          $"ActorSystem {system} needs to have a 'IClusterActorRefProvider' enabled in the configuration, currently uses {system.Provider.GetType().FullName}");
            }
            SelfUniqueAddress = new UniqueAddress(provider.Transport.DefaultAddress, AddressUidExtension.Uid(system));

            _log = Logging.GetLogger(system, "Cluster");

            CurrentInfoLogger = new InfoLogger(_log, Settings, SelfAddress);

            LogInfo("Starting up...");

            var clusterCoreTaskSource = new TaskCompletionSource <IActorRef>();

            _clusterCoreTask = clusterCoreTaskSource.Task;

            FailureDetector = new DefaultFailureDetectorRegistry <Address>(() => FailureDetectorLoader.Load(Settings.FailureDetectorImplementationClass, Settings.FailureDetectorConfig,
                                                                                                            system));

            Scheduler = CreateScheduler(system);

            // it has to be lazy - otherwise if downing provider will init a cluster itself, it will deadlock
            _downingProvider = new Lazy <IDowningProvider>(() => Akka.Cluster.DowningProvider.Load(Settings.DowningProviderType, system), LazyThreadSafetyMode.ExecutionAndPublication);

            //create supervisor for daemons under path "/system/cluster"
            _clusterDaemons = system.SystemActorOf(Props.Create(() => new ClusterDaemon(Settings)).WithDeploy(Deploy.Local), "cluster");

            _readView = new ClusterReadView(this);

            // force the underlying system to start
            _ = Task.Run(async() =>
            {
                try
                {
                    _clusterCore = await _clusterDaemons.Ask <IActorRef>(new InternalClusterAction.GetClusterCoreRef(this), System.Settings.CreationTimeout).ConfigureAwait(false);
                    clusterCoreTaskSource.SetResult(_clusterCore);

                    system.RegisterOnTermination(Shutdown);
                    LogInfo("Started up successfully");
                }
                catch (Exception ex)
                {
                    _log.Error(ex, "Failed to startup Cluster. You can try to increase 'akka.actor.creation-timeout'.");
                    Shutdown();
                    System.DeadLetters.Tell(ex); //don't re-throw the error. Just log it.

                    _clusterCore = System.DeadLetters;
                    clusterCoreTaskSource.SetResult(_clusterCore);
                }
            });
        }
Exemplo n.º 3
0
        public Cluster(ActorSystemImpl system)
        {
            System   = system;
            Settings = new ClusterSettings(system.Settings.Config, system.Name);

            var provider = system.Provider as ClusterActorRefProvider;

            if (provider == null)
            {
                throw new ConfigurationException(
                          String.Format("ActorSystem {0} needs to have a 'ClusterActorRefProvider' enabled in the configuration, currently uses {1}",
                                        system,
                                        system.Provider.GetType().FullName));
            }
            SelfUniqueAddress = new UniqueAddress(provider.Transport.DefaultAddress, AddressUidExtension.Uid(system));

            _log = Logging.GetLogger(system, "Cluster");

            LogInfo("Starting up...");

            _failureDetector = new DefaultFailureDetectorRegistry <Address>(() => FailureDetectorLoader.Load(Settings.FailureDetectorImplementationClass, Settings.FailureDetectorConfig,
                                                                                                             system));

            _scheduler = CreateScheduler(system);

            // it has to be lazy - otherwise if downing provider will init a cluster itself, it will deadlock
            _downingProvider = new Lazy <IDowningProvider>(() => Akka.Cluster.DowningProvider.Load(Settings.DowningProviderType, system), LazyThreadSafetyMode.ExecutionAndPublication);

            //create supervisor for daemons under path "/system/cluster"
            _clusterDaemons = system.SystemActorOf(Props.Create(() => new ClusterDaemon(Settings)).WithDeploy(Deploy.Local), "cluster");

            _readView = new ClusterReadView(this);

            // force the underlying system to start
            _clusterCore = GetClusterCoreRef().Result;

            system.RegisterOnTermination(Shutdown);

            LogInfo("Started up successfully");
        }