protected virtual void OnDataReceived(object sender, ActorTransportDataReceivedEventArgs e)
{
_keepAliveTracker.OnDataReceived();
ActorFrameHeader actorKeepAliveRequestFrameHeader = null;
bool isHeaderDecoded = _channelConfiguration.FrameBuilder.TryDecodeFrameHeader(
e.Data, e.DataOffset, e.DataLength,
out actorKeepAliveRequestFrameHeader);
if (isHeaderDecoded && actorKeepAliveRequestFrameHeader.OpCode == OpCode.Ping)
{
_log.DebugFormat("KeepAlive receive request from remote actor [{0}] to local actor [{1}].", _remoteActor, _localActor);
var actorKeepAliveResponse = new PongFrame();
var actorKeepAliveResponseBuffer = _channelConfiguration.FrameBuilder.EncodeFrame(actorKeepAliveResponse);
_log.DebugFormat("KeepAlive send response from local actor [{0}] to remote actor [{1}].", _localActor, _remoteActor);
_connector.BeginSend(actorKeepAliveResponseBuffer);
}
else if (isHeaderDecoded && actorKeepAliveRequestFrameHeader.OpCode == OpCode.Pong)
{
_log.DebugFormat("KeepAlive receive response from remote actor [{0}] to local actor [{1}].", _remoteActor, _localActor);
StopKeepAliveTimeoutTimer();
}
else
{
if (DataReceived != null)
{
DataReceived(this, new ActorDataReceivedEventArgs(this.ConnectToEndPoint.ToString(), _remoteActor, e.Data, e.DataOffset, e.DataLength));
}
}
}
private void Handshake(TimeSpan timeout)
{
var actorHandshakeRequestData = _channelConfiguration.FrameBuilder.ControlFrameDataEncoder.EncodeFrameData(_localActor);
var actorHandshakeRequest = new HelloFrame(actorHandshakeRequestData);
var actorHandshakeRequestBuffer = _channelConfiguration.FrameBuilder.EncodeFrame(actorHandshakeRequest);
ManualResetEventSlim waitingHandshaked = new ManualResetEventSlim(false);
ActorTransportDataReceivedEventArgs handshakeResponseEvent = null;
EventHandler <ActorTransportDataReceivedEventArgs> onHandshaked =
(s, e) =>
{
handshakeResponseEvent = e;
waitingHandshaked.Set();
};
_connector.DataReceived += onHandshaked;
_log.DebugFormat("Handshake request from local actor [{0}].", _localActor);
_connector.BeginSend(actorHandshakeRequestBuffer);
bool handshaked = waitingHandshaked.Wait(timeout);
_connector.DataReceived -= onHandshaked;
waitingHandshaked.Dispose();
if (handshaked && handshakeResponseEvent != null)
{
ActorFrameHeader actorHandshakeResponseFrameHeader = null;
bool isHeaderDecoded = _channelConfiguration.FrameBuilder.TryDecodeFrameHeader(
handshakeResponseEvent.Data, handshakeResponseEvent.DataOffset, handshakeResponseEvent.DataLength,
out actorHandshakeResponseFrameHeader);
if (isHeaderDecoded && actorHandshakeResponseFrameHeader.OpCode == OpCode.Welcome)
{
byte[] payload;
int payloadOffset;
int payloadCount;
_channelConfiguration.FrameBuilder.DecodePayload(
handshakeResponseEvent.Data, handshakeResponseEvent.DataOffset, actorHandshakeResponseFrameHeader,
out payload, out payloadOffset, out payloadCount);
var actorHandshakeResponseData = _channelConfiguration.FrameBuilder.ControlFrameDataDecoder.DecodeFrameData <ActorIdentity>(
payload, payloadOffset, payloadCount);
_remoteActor = actorHandshakeResponseData;
_log.DebugFormat("Handshake response from remote actor [{0}].", _remoteActor);
}
if (_remoteActor == null)
{
_log.ErrorFormat("Handshake with remote [{0}] failed, invalid actor description.", this.ConnectToEndPoint);
Close();
}
else
{
_log.DebugFormat("Handshake with remote [{0}] successfully, RemoteActor[{1}].", this.ConnectToEndPoint, _remoteActor);
IsHandshaked = true;
if (Connected != null)
{
Connected(this, new ActorConnectedEventArgs(this.ConnectToEndPoint.ToString(), _remoteActor));
}
_connector.DataReceived += OnDataReceived;
_keepAliveTracker.StartTimer();
}
}
else
{
_log.ErrorFormat("Handshake with remote [{0}] timeout [{1}].", this.ConnectToEndPoint, timeout);
Close();
}
}
