public override void Send <T>(IOperation <T> operation)
{
try
{
_sslStream.BeginWrite(operation.WriteBuffer, 0, operation.WriteBuffer.Length, SendCallback, operation);
if (!SendEvent.WaitOne(Configuration.SendTimeout))
{
var msg = ExceptionUtil.GetMessage(ExceptionUtil.RemoteHostTimeoutMsg, Configuration.SendTimeout);
operation.HandleClientError(msg, ResponseStatus.ClientFailure);
IsDead = true;
}
}
catch (Exception e)
{
HandleException(e, operation);
}
}
public override void Send <T>(IOperation <T> operation)
{
try
{
_sslStream.BeginWrite(operation.WriteBuffer, 0, operation.WriteBuffer.Length, SendCallback, operation);
if (!SendEvent.WaitOne(Configuration.ConnectionTimeout))
{
const string msg =
"The connection has timed out while an operation was in flight. The default is 15000ms.";
operation.HandleClientError(msg, ResponseStatus.ClientFailure);
IsDead = true;
}
}
catch (Exception e)
{
HandleException(e, operation);
}
}
public override byte[] Send(byte[] buffer)
{
var state = new SocketAsyncState
{
Data = new MemoryStream(),
Opaque = Converter.ToUInt32(buffer, HeaderIndexFor.Opaque)
};
_sslStream.BeginWrite(buffer, 0, buffer.Length, SendCallback, state);
if (!SendEvent.WaitOne(Configuration.SendTimeout))
{
//TODO refactor logic
IsDead = true;
var msg = ExceptionUtil.GetMessage(ExceptionUtil.RemoteHostTimeoutMsg, Configuration.SendTimeout);
throw new RemoteHostTimeoutException(msg);
}
return(state.Data.ToArray());
}
public override byte[] Send(byte[] buffer)
{
var state = new SocketAsyncState
{
Data = new MemoryStream(),
Opaque = Converter.ToUInt32(buffer, HeaderIndexFor.Opaque)
};
_sslStream.BeginWrite(buffer, 0, buffer.Length, SendCallback, state);
if (!SendEvent.WaitOne(Configuration.ConnectionTimeout))
{
//TODO refactor logic
IsDead = true;
const string msg =
"The connection has timed out while an operation was in flight. The default is 15000ms.";
throw new IOException(msg);
}
return(state.Data.ToArray());
}
public override IOperationResult <T> Send <T>(IOperation <T> operation)
{
try
{
operation.Reset();
var buffer = operation.Write();
_sslStream.BeginWrite(buffer, 0, buffer.Length, SendCallback, operation);
if (!SendEvent.WaitOne(Configuration.OperationTimeout))
{
const string msg = "Operation timed out: the timeout can be configured by changing the PoolConfiguration.OperationTimeout property. The default is 2500ms.";
operation.HandleClientError(msg);
}
}
catch (Exception e)
{
HandleException(e, operation);
}
return(operation.GetResult());
}
public override IOperationResult <T> Send <T>(IOperation <T> operation)
{
try
{
operation.Reset();
var buffer = operation.Write();
var index = operation.VBucket == null ? 0 : operation.VBucket.Index;
Log.Info(m => m("Sending key {0} using {1} on {2}", operation.Key, index, Socket.RemoteEndPoint));
_networkStream.BeginWrite(buffer, 0, buffer.Length, SendCallback, operation);
if (!SendEvent.WaitOne(Configuration.OperationTimeout))
{
const string msg = "Operation timed out: the timeout can be configured by changing the PoolConfiguration.OperationTimeout property. The default is 2500ms.";
operation.HandleClientError(msg);
}
}
catch (Exception e)
{
HandleException(e, operation);
}
return(operation.GetResult());
}
public async Task SendingThread(CancellationToken cancellationToken)
{
try {
var lastResult = TransferResult.Succeeded;
var timeToDelay = TimeSpan.Zero;
var rand = new Random();
while (!cancellationToken.IsCancellationRequested)
{
bool shouldWait = false;
if (timeToDelay != TimeSpan.Zero)
{
try {
await Task.Delay(timeToDelay, cancellationToken);
}
catch (OperationCanceledException) {
break;
}
}
lock (QueueLock) {
shouldWait = Queue.Count == 0;
}
if (shouldWait)
{
try {
SendEvent.WaitOne();
}
catch (Exception ex) {
this.FatalError(this, new FatalErrorEventArgs("Failed to wait event for sending data. Stopping sending.", ex));
break;
}
}
if (cancellationToken.IsCancellationRequested)
{
break;
}
lock (QueueLock) {
if (Queue.Count == 0)
{
continue;
}
}
var itemsToSend = new List <QueueItem>();
lock (QueueLock) {
if (DataSender.SupportsMultiPost)
{
itemsToSend.AddRange(Queue.Take(MaxChunkSize));
}
else
{
itemsToSend.Add(Queue.Peek());
}
}
if (!itemsToSend.Any())
{
continue;
}
var dataArray = itemsToSend.Select(x => x.ApiData).ToArray();
var trackingIds = itemsToSend.Select(x => x.TrackingId).ToArray();
try {
this.ApiDataSending?.Invoke(this, new ApiDataSendingEventArgs(trackingIds, dataArray));
ISentApiData sentApiData = null;
if (DataSender.SupportsMultiPost)
{
sentApiData = await DataSender.SendData(dataArray);
}
else
{
sentApiData = await DataSender.SendData(dataArray[0]);
}
lastResult = TransferResult.Succeeded;
timeToDelay = TimeSpan.Zero;
this.ApiDataSent?.Invoke(this, new ApiDataSentEventArgs(trackingIds, dataArray, sentApiData));
}
catch (DataSendingException ex) {
this.SendingError?.Invoke(this, new SendingErrorEventArgs(trackingIds, "Failed sending API data.", dataArray, ex));
switch (ex.Reason)
{
case SendingErrorReason.ServerError:
if (lastResult == TransferResult.ServerError)
{
timeToDelay += ServerErrorDelayIncrement;
if (timeToDelay > MaxDelayAfterServerkError)
{
timeToDelay = MaxDelayAfterServerkError;
}
}
else
{
timeToDelay = MinDelayAfterServerkError;
}
lastResult = TransferResult.ServerError;
break;
case SendingErrorReason.HttpProtocolError:
case SendingErrorReason.NetworkError:
case SendingErrorReason.Unknown:
if (lastResult == TransferResult.NetworkError)
{
timeToDelay += NetworkErrorDelayIncrement;
if (timeToDelay > MaxDelayAfterNetworkError)
{
timeToDelay = MaxDelayAfterNetworkError;
}
}
else
{
timeToDelay = MinDelayAfterNetworkError;
}
lastResult = TransferResult.NetworkError;
break;
}
continue;
}
catch (OperationCanceledException) {
break;
}
catch (Exception ex) {
this.InternalError?.Invoke(this, new InternalErrorEventArgs(trackingIds, "Failed to something before sending API data.", ex, dataArray));
continue;
}
lock (QueueLock) {
for (int i = 0; i < itemsToSend.Count && Queue.Count > 0; i++)
{
Queue.Dequeue();
}
}
}
}
catch (Exception ex) {
FatalError?.Invoke(this, new FatalErrorEventArgs("Sending thread aborted. API data will no longer be sent from now.", ex));
}
}
