Exemplo n.º 1
0
        public async Task CommitTransaction(long transactionId)
        {
            if (WaitingForTransactionTransports.Count > 0)
            {
                if (CurrentTransactionId != transactionId)
                {
                    throw new TxCommitException();
                }
                try
                {
                    var onCommitTask = OnCommitTransaction(transactionId);
                    if (!onCommitTask.IsCompletedSuccessfully)
                    {
                        await onCommitTask;
                    }
                    foreach (var transport in WaitingForTransactionTransports)
                    {
                        var startTask = OnRaiseStart(transport.FullyEvent);
                        if (!startTask.IsCompletedSuccessfully)
                        {
                            await startTask;
                        }
                        var evtType = transport.FullyEvent.Event.GetType();
                        transport.BytesTransport = new EventBytesTransport(
                            TypeContainer.GetTypeCode(evtType),
                            GrainId,
                            transport.FullyEvent.Base.GetBytes(),
                            Serializer.SerializeToUtf8Bytes(transport.FullyEvent.Event, evtType)
                            );
                    }
                    await EventStorage.TransactionBatchAppend(WaitingForTransactionTransports);

                    if (Logger.IsEnabled(LogLevel.Trace))
                    {
                        Logger.LogTrace("Transaction Commited: {0}->{1}->{2}", GrainType.FullName, GrainId.ToString(), transactionId);
                    }
                }
                catch (Exception ex)
                {
                    Logger.LogCritical(ex, "Transaction failed: {0}->{1}->{2}", GrainType.FullName, GrainId.ToString(), transactionId);
                    throw;
                }
            }
        }
Exemplo n.º 2
0
 public async Task CommitTransaction(long transactionId)
 {
     if (Logger.IsEnabled(LogLevel.Trace))
     {
         Logger.LogTrace("Commit transaction with id = {0},event counts = {1}, from version {2} to version {3}", GrainId.ToString(), WaitingForTransactionTransports.Count.ToString(), CurrentTransactionStartVersion.ToString(), Snapshot.Base.Version.ToString());
     }
     if (WaitingForTransactionTransports.Count > 0)
     {
         if (CurrentTransactionId != transactionId)
         {
             throw new TxCommitException();
         }
         try
         {
             var onCommitTask = OnCommitTransaction(transactionId);
             if (!onCommitTask.IsCompletedSuccessfully)
             {
                 await onCommitTask;
             }
             foreach (var transport in WaitingForTransactionTransports)
             {
                 var startTask = OnRaiseStart(transport.FullyEvent);
                 if (!startTask.IsCompletedSuccessfully)
                 {
                     await startTask;
                 }
                 var evtType = transport.FullyEvent.Event.GetType();
                 transport.BytesTransport = new EventBytesTransport(
                     TypeContainer.GetTypeCode(evtType),
                     GrainId,
                     transport.FullyEvent.Base.GetBytes(),
                     Serializer.SerializeToUtf8Bytes(transport.FullyEvent.Event, evtType)
                     );
             }
             await EventStorage.TransactionBatchAppend(WaitingForTransactionTransports);
         }
         catch (Exception ex)
         {
             Logger.LogError(ex, "Commit transaction failed, grain Id = {1}", GrainId.ToString());
             throw;
         }
     }
 }
Exemplo n.º 3
0
 public async Task CommitTransaction(long transactionId)
 {
     if (Logger.IsEnabled(LogLevel.Trace))
     {
         Logger.LogTrace("Commit transaction with id = {0},event counts = {1}, from version {2} to version {3}", GrainId.ToString(), WaitingForTransactionTransports.Count.ToString(), CurrentTransactionStartVersion.ToString(), Snapshot.Base.Version.ToString());
     }
     if (WaitingForTransactionTransports.Count > 0)
     {
         if (CurrentTransactionId != transactionId)
         {
             throw new TransactionCommitException();
         }
         try
         {
             //如果是带Id的事务,则加入事务事件,等待Complete
             if (transactionId > 0)
             {
                 TransactionRaiseEvent(new TransactionCommitEvent(CurrentTransactionId, CurrentTransactionStartVersion + 1, WaitingForTransactionTransports.Min(t => t.FullyEvent.Base.Timestamp)));
             }
             foreach (var transport in WaitingForTransactionTransports)
             {
                 var startTask = OnRaiseStart(transport.FullyEvent);
                 if (!startTask.IsCompletedSuccessfully)
                 {
                     await startTask;
                 }
                 transport.BytesTransport = new EventBytesTransport
                 {
                     EventType  = transport.FullyEvent.Event.GetType().FullName,
                     GrainId    = GrainId,
                     EventBytes = Serializer.SerializeToBytes(transport.FullyEvent.Event),
                     BaseBytes  = transport.FullyEvent.Base.GetBytes()
                 };
             }
             await EventStorage.TransactionBatchAppend(WaitingForTransactionTransports);
         }
         catch (Exception ex)
         {
             Logger.LogError(ex, "Commit transaction failed, grain Id = {1}", GrainId.ToString());
             throw;
         }
     }
 }
Exemplo n.º 4
0
        protected async Task CommitTransaction()
        {
            if (Logger.IsEnabled(LogLevel.Trace))
            {
                Logger.LogTrace("Commit transaction with id = {0},event counts = {1}, from version {2} to version {3}", GrainId.ToString(), WaitingForTransactionEvents.Count.ToString(), TransactionStartVersion.ToString(), Snapshot.Base.Version.ToString());
            }
            if (WaitingForTransactionEvents.Count > 0)
            {
                try
                {
                    foreach (var transport in WaitingForTransactionEvents)
                    {
                        var startTask = OnRaiseStart(transport.FullyEvent);
                        if (!startTask.IsCompletedSuccessfully)
                        {
                            await startTask;
                        }
                        transport.BytesTransport = new EventBytesTransport
                        {
                            EventType  = transport.FullyEvent.Event.GetType().FullName,
                            ActorId    = GrainId,
                            EventBytes = Serializer.SerializeToBytes(transport.FullyEvent.Event),
                            BaseBytes  = transport.FullyEvent.Base.GetBytes()
                        };
                    }
                    await EventStorage.TransactionBatchAppend(WaitingForTransactionEvents);

                    foreach (var transport in WaitingForTransactionEvents)
                    {
                        var task = OnRaiseSuccessed(transport.FullyEvent, transport.BytesTransport);
                        if (!task.IsCompletedSuccessfully)
                        {
                            await task;
                        }
                    }
                    var saveSnapshotTask = SaveSnapshotAsync();
                    if (!saveSnapshotTask.IsCompletedSuccessfully)
                    {
                        await saveSnapshotTask;
                    }
                    var handlers = FollowUnit.GetAllEventHandlers();
                    if (handlers.Count > 0)
                    {
                        try
                        {
                            foreach (var transport in WaitingForTransactionEvents)
                            {
                                if (CoreOptions.PriorityAsyncEventBus)
                                {
                                    try
                                    {
                                        var publishTask = EventBusProducer.Publish(transport.BytesTransport.GetBytes(), transport.HashKey);
                                        if (!publishTask.IsCompletedSuccessfully)
                                        {
                                            await publishTask;
                                        }
                                    }
                                    catch (Exception ex)
                                    {
                                        Logger.LogError(ex, "EventBus error,state  Id ={0}, version ={1}", GrainId.ToString(), Snapshot.Base.Version);

                                        //当消息队列出现问题的时候同步推送
                                        await Task.WhenAll(handlers.Select(func => func(transport.BytesTransport.GetBytes())));
                                    }
                                }
                                else
                                {
                                    try
                                    {
                                        await Task.WhenAll(handlers.Select(func => func(transport.BytesTransport.GetBytes())));
                                    }
                                    catch (Exception ex)
                                    {
                                        Logger.LogError(ex, "EventBus error,state  Id ={0}, version ={1}", GrainId.ToString(), Snapshot.Base.Version);
                                        //当消息队列出现问题的时候异步推送
                                        var publishTask = EventBusProducer.Publish(transport.BytesTransport.GetBytes(), transport.HashKey);
                                        if (!publishTask.IsCompletedSuccessfully)
                                        {
                                            await publishTask;
                                        }
                                    }
                                }
                            }
                        }
                        catch (Exception ex)
                        {
                            Logger.LogError(ex, "EventBus error,state  Id ={0}, version ={1}", GrainId.ToString(), Snapshot.Base.Version);
                        }
                    }
                    if (Logger.IsEnabled(LogLevel.Trace))
                    {
                        Logger.LogTrace("Commit transaction with id {0},event counts = {1}, from version {2} to version {3}", GrainId.ToString(), WaitingForTransactionEvents.Count.ToString(), TransactionStartVersion.ToString(), Snapshot.Base.Version.ToString());
                    }
                }
                catch (Exception ex)
                {
                    Logger.LogError(ex, "Commit transaction failed, grain Id = {1}", GrainId.ToString());
                    throw;
                }
                finally
                {
                    WaitingForTransactionEvents.Clear();
                    TransactionPending = false;
                }
            }
        }