private void RefreshTimer()
{
_timeoutCancelable?.Cancel();
if (_timeoutTimeSpan != null)
{
_timeoutCancelable = ScheduleTimeoutMessage(_timeoutTimeSpan.Value);
}
}
private void ConnectToLobby()
{
_connectToLobbyCancellable?.Cancel();
_connectToLobbyCancellable = Context.System.Scheduler.ScheduleTellRepeatedlyCancelable(
TimeSpan.Zero
, TimeSpan.FromMilliseconds(RejoinLobbyTimeMilliseconds)
, _playerLobby
, RequestLobbyJoin.Instance
, Self);
}
/// <summary>Initializes a new instance of the <see cref="ThrottlerActor"/> class.</summary>
/// <param name="interval">The interval.</param>
/// <param name="numberOfMessages">The number of messages.</param>
public ThrottlerActor(TimeSpan interval, uint numberOfMessages)
{
_interval = interval;
_numberOfMessages = numberOfMessages;
Receive <Wrapper <TransformPhoneticTextMessage> >(
message =>
{
InitTimerAndCounter();
SendMessage(message);
SetNextState();
});
Receive <MessageTimer>(t => { _cancelTimer?.Cancel(); });
}
protected override void PostStop()
{
base.PostStop();
Cluster.Unsubscribe(Self);
aliveTask?.Cancel();
refreshTask?.Cancel();
}
protected override void PostStop()
{
_recurringSnapshotCleanup?.Cancel();
_recurringMessageSend?.Cancel();
base.PostStop();
}
protected override void PostStop()
{
_cancelable?.Cancel(false);
_cancelToken?.Cancel(false);
_cancelToken?.Dispose();
base.PostStop();
}
private bool Pausing(object message)
{
switch (message)
{
case Paused _:
schedule = null;
if (TotalDemand > 0L)
{
Read();
Context.Become(Reading);
}
else
{
Context.Become(Waiting);
}
return(true);
case Written w:
schedule?.Cancel();
schedule = null;
if (TotalDemand > 0L)
{
Read();
Context.Become(Reading);
}
else
{
Context.Become(Waiting);
}
return(true);
default: return(false);
}
}
protected override void PostStop()
{
var self = Self;
Cluster.Unsubscribe(Self);
_currentClusterStateTeller?.Cancel(false);
SystemActors.Mediator.Tell(new Unsubscribe(Topics.Status, self));
}
private void stopWait()
{
if (_timeStarted)
{
_timeStarted = false;
_timerTask?.Cancel();
}
}
public EvenlyThrottlerActor(TimeSpan interval, uint messageCount)
{
_interval = interval;
_messageCount = messageCount;
_messageSendInterval = TimeSpan.FromMilliseconds(_interval.TotalMilliseconds / _messageCount);
Receive <Wrapper <string> >(
message =>
{
SetTimers();
SendMessage(message);
Become(WaitingForTrigerToSendNextMessage);
});
Receive <ResetCounterTimer>(h => { _counterTimerCancel?.Cancel(); });
Receive <MessageTimer>(m => { _messageTimerCancel?.Cancel(); });
}
static int Main(string[] args)
{
var sqlConnectionString = Environment.GetEnvironmentVariable("SQL_CONNECTION_STR");
var sqlHostName = Environment.GetEnvironmentVariable("SQL_HOSTNAME");
if (string.IsNullOrEmpty(sqlConnectionString) || string.IsNullOrEmpty(sqlHostName))
{
Console.WriteLine("ERROR! No SQL Connection String specified. Exiting with code -1");
return(-1);
}
//var hostIp = Dns.GetHostEntry(sqlHostName);
//sqlConnectionString = sqlConnectionString.Replace("{HOSTNAME}", hostIp.AddressList.First().ToString());
Console.WriteLine("Connecting to SQL Server via {0}", sqlConnectionString);
var config = ConfigurationFactory.ParseString(File.ReadAllText("sharding.hocon"));
var sqlHocon = "akka.persistence.journal.sql-server.connection-string = \"" + sqlConnectionString + "\"" +
Environment.NewLine +
"akka.persistence.snapshot-store.sql-server.connection-string = \"" + sqlConnectionString +
"\"";
Console.WriteLine("Using SQL Hocon:" + Environment.NewLine + " {0}", sqlHocon);
var sqlConnectionConfig = ConfigurationFactory.ParseString(sqlHocon)
.WithFallback(config);
var actorSystem = ActorSystem.Create("ShardFight", sqlConnectionConfig.BootstrapFromDocker().WithFallback(ClusterSharding.DefaultConfig()));
ICancelable shardTask = null;
Cluster.Get(actorSystem).RegisterOnMemberUp(() =>
{
var sharding = ClusterSharding.Get(actorSystem);
IActorRef myShardRegion = sharding.Start("entities", str => Props.Create(() => new PersistentEntityActor(str)),
ClusterShardingSettings.Create(actorSystem).WithRole("shard"), new FuberMessageExtractor());
shardTask = actorSystem.Scheduler.Advanced.ScheduleRepeatedlyCancelable(TimeSpan.FromMilliseconds(250),
TimeSpan.FromMilliseconds(250),
() =>
{
myShardRegion.Tell(new FuberEnvelope(ThreadLocalRandom.Current.Next(0, 100000).ToString(), ThreadLocalRandom.Current.Next().ToString()));
});
});
var pbm = PetabridgeCmd.Get(actorSystem);
pbm.RegisterCommandPalette(ClusterCommands.Instance); // enable cluster management commands
pbm.RegisterCommandPalette(ClusterShardingCommands.Instance); //enable cluster.sharding management commands
pbm.Start();
actorSystem.WhenTerminated.Wait();
shardTask?.Cancel(); // should already be cancelled
return(0);
}
protected override void PostStop()
{
ValidateFolderAndSettings?.Cancel(false);
_watcher?.Dispose();
var self = Self;
Context.ActorSelection("/user/DatabaseWatcher").Tell(new UnSubscribeToObjectChanges(self));
LogToEverything(Context, $"FileSystemWatcher has stopped monitoring {_folderPath.FullName.ToString()}");
_watcher = null;
base.PostStop();
}
public ClusterReadinessProbe(ReadinessStatus readinessStatus)
{
_readinessStatus = readinessStatus;
Receive <ReadinessStatus>(s =>
{
_readinessStatus = s;
foreach (var sub in _subscribers)
{
sub.Tell(s);
}
});
Receive <GetCurrentReadiness>(_ => Sender.Tell(_readinessStatus));
Receive <SubscribeToReadiness>(s =>
{
_subscribers.Add(s.Subscriber);
Context.Watch(s.Subscriber);
s.Subscriber.Tell(_readinessStatus);
});
Receive <UnsubscribeFromReadiness>(u =>
{
_subscribers.Remove(u.Subscriber);
Context.Unwatch(u.Subscriber);
});
Receive <Terminated>(t => { _subscribers.Remove(t.ActorRef); });
Receive <ClusterEvent.UnreachableMember>(r =>
{
if (_cluster.State.Unreachable.SetEquals(_cluster.State.Members.Remove(_cluster.SelfMember)))
{
if (_notReadyTask == null)
{
_notReadyTask = Context.System.Scheduler.ScheduleTellOnceCancelable(TimeSpan.FromSeconds(20),
Self,
new ReadinessStatus(false, "everyone else is unreachable"), ActorRefs.NoSender);
}
}
});
Receive <ClusterEvent.ReachableMember>(r =>
{
// someone else has become reachable again. Can abort "not ready" task if it was already running
_notReadyTask?.Cancel();
});
}
protected override void PostStop()
{
try
{
_cancelPublishing?.Cancel(false);
_counter?.Dispose();
}
catch
{
}
finally
{
base.PostStop();
}
}
protected override void PostStop()
{
try
{
_cancelFetching?.Cancel(false);
}
catch
{
// oh well... on ne se préoccupe pas des autres exceptions
}
finally
{
base.PostStop();
}
}
protected override void PostStop()
{
try
{
// terminate the scheduled message
_cancelPublishing?.Cancel(false);
// and dispose of the performance counter
_counter?.Dispose();
}
catch
{
// ignore any disposal exceptions
}
finally
{
base.PostStop();
}
}
private void Terminate(State <TState, TData, TEvent> upcomingState)
{
if (_currentState.StopReason == null)
{
var reason = upcomingState.StopReason;
LogTermination(reason);
foreach (var t in _timers)
{
t.Value.Cancel();
}
_timers.Clear();
_timeoutFuture?.Cancel();
_currentState = upcomingState;
var stopEvent = new FSMBase.StopEvent <TState, TData>(reason, _currentState.StateName, _currentState.StateData);
_terminateEvent(stopEvent);
}
}
/// <summary>
/// Start periodic polling using the specified <see cref="Signal"/>.
/// </summary>
/// <param name="pollSignal">
/// A <see cref="Signal"/> value indicating the type of polling to perform.
/// </param>
void StartPolling(Signal pollSignal)
{
_timeoutCancellation?.Cancel();
_pollCancellation?.Cancel();
_pollCancellation = Context.System.Scheduler.ScheduleTellRepeatedlyCancelable(
initialDelay: TimeSpan.FromSeconds(1),
interval: PollPeriod,
receiver: Self,
message: pollSignal,
sender: Self
);
_timeoutCancellation = Context.System.Scheduler.ScheduleTellOnceCancelable(
delay: PollTimeout,
receiver: Self,
message: pollSignal,
sender: Self
);
}
private async ValueTask TriggerRedelivery()
{
if (_nackedMessages.Count == 0)
{
_timeout?.Cancel();
_timeout = null;
return;
}
var messagesToRedeliver = new HashSet <IMessageId>();
var now = DateTimeHelper.CurrentUnixTimeMillis();
foreach (var unack in _nackedMessages)
{
if (unack.Value < now)
{
var ids = await _unack.Ask <UnAckedChunckedMessageIdSequenceMapCmdResponse>(new UnAckedChunckedMessageIdSequenceMapCmd(UnAckedCommand.Get, new List <IMessageId> {
unack.Key
}));
foreach (var i in ids.MessageIds)
{
messagesToRedeliver.Add(i);
}
messagesToRedeliver.Add(unack.Key);
_unack.Tell(new UnAckedChunckedMessageIdSequenceMapCmd(UnAckedCommand.Remove, new List <IMessageId> {
unack.Key
}));
}
}
_log.Info($"Number of Negatively Accked Messages to be Redelivered: {messagesToRedeliver.Count}");
messagesToRedeliver.ForEach(i => _nackedMessages.Remove(i));
_consumer.Tell(new OnNegativeAcksSend(messagesToRedeliver));
_consumer.Tell(new RedeliverUnacknowledgedMessageIds(messagesToRedeliver));
_timeout = Context.System.Scheduler.ScheduleTellOnceCancelable(TimeSpan.FromMilliseconds(_timerIntervalMs), Self, Trigger.Instance, ActorRefs.NoSender);
}
private void ResetStabilityTimeout()
{
_stabilityTask?.Cancel();
_stabilityTask = Context.System.Scheduler.ScheduleTellOnceCancelable(_stabilityTimeout, Self, StabilityReached.Instance, ActorRefs.NoSender);
}
protected override void PostStop()
{
_cancelTimer?.Cancel();
base.PostStop();
}
protected override void PostStop()
{
base.PostStop();
restartTask?.Cancel();
consul.Dispose();
}
/// <summary>
/// TBD
/// </summary>
public void Cancel()
{
// need a null check here, in case actor is terminated before StartRedeliverTask() is called
_redeliverScheduleCancelable?.Cancel();
_redeliverScheduleCancelable = null;
}
private bool Establishing(object message)
{
ICancelable connectTimerCancelable = null;
if (_settings.ReconnectTimeout.HasValue)
{
connectTimerCancelable = Context.System.Scheduler.ScheduleTellOnceCancelable(
_settings.ReconnectTimeout.Value,
Self,
ReconnectTimeout.Instance,
Self);
}
if (message is ClusterReceptionist.Contacts)
{
var contacts = (ClusterReceptionist.Contacts)message;
if (contacts.ContactPoints.Count > 0)
{
_contactPaths = contacts.ContactPoints.Select(ActorPath.Parse).ToImmutableHashSet();
_contacts = _contactPaths.Select(Context.ActorSelection).ToArray();
_contacts.ForEach(c => c.Tell(new Identify(null)));
}
PublishContactPoints();
}
else if (message is ActorIdentity)
{
var actorIdentify = (ActorIdentity)message;
var receptionist = actorIdentify.Subject;
if (receptionist != null)
{
_log.Info("Connected to [{0}]", receptionist.Path);
ScheduleRefreshContactsTick(_settings.RefreshContactsInterval);
SendBuffered(receptionist);
Context.Become(Active(receptionist));
connectTimerCancelable?.Cancel();
_failureDetector.HeartBeat();
}
else
{
// ok, use another instead
}
}
else if (message is HeartbeatTick)
{
_failureDetector.HeartBeat();
}
else if (message is RefreshContactsTick)
{
SendGetContacts();
}
else if (message is Send)
{
var send = (Send)message;
Buffer(new PublishSubscribe.Send(send.Path, send.Message, send.LocalAffinity));
}
else if (message is SendToAll)
{
var sendToAll = (SendToAll)message;
Buffer(new PublishSubscribe.SendToAll(sendToAll.Path, sendToAll.Message));
}
else if (message is Publish)
{
var publish = (Publish)message;
Buffer(new PublishSubscribe.Publish(publish.Topic, publish.Message));
}
else if (message is ReconnectTimeout)
{
_log.Warning("Receptionist reconnect not successful within {0} stopping cluster client", _settings.ReconnectTimeout);
Context.Stop(Self);
}
else
{
return(ContactPointMessages(message));
}
return(true);
}
/// <summary>
/// If <paramref name="cancelable"/> is not <c>null</c> it's canceled.
/// </summary>
/// <param name="cancelable">The cancelable. Will be canceled if it's not <c>null</c></param>
public static void CancelIfNotNull(this ICancelable cancelable)
{
cancelable?.Cancel();
}
protected override void PostStop()
{
_publishPricesTask?.Cancel();
base.PostStop();
}
private void Working()
{
_cancelable = Context.System.Scheduler
.ScheduleTellRepeatedlyCancelable(TimeSpan.FromSeconds(0), TimeSpan.FromSeconds(5), Self, "Hello World!", Self);
Receive<string>(msg =>
{
if (msg == "stop")
{
_cancelable.Cancel();
Logger.Info("Scheduler stoped.");
Become(Wait);
}
else
{
Logger.Trace(msg);
}
});
}
protected override void PostStop()
{
_cancelToken?.Cancel();
Context.System.EventStream.Unsubscribe(Context.Self);
base.PostStop();
}
protected override void PostStop()
{
_heartbeatInterval?.Cancel();
}
private void StreamConnectedMsgHandler(StreamConnectedMsg msg)
{
_startStreamingNotResponding?.Cancel();
_startStreamingNotResponding = null;
}
/// <inheritdoc />
/// <summary>
/// Cancels the pruning task on the scheduler.
/// </summary>
protected override void PostStop()
{
_pruneTask?.Cancel();
base.PostStop();
}
