public override void ChannelRead(IChannelHandlerContext context, object message)
{
_logger.Trace($"Channel read {nameof(NettyHandshakeHandler)} from {context.Channel.RemoteAddress}");
if (message is IByteBuffer byteBuffer)
{
if (_role == EncryptionHandshakeRole.Recipient)
{
if (_logger.IsDebugEnabled)
{
_logger.Debug($"AUTH received from {context.Channel.RemoteAddress}");
}
byte[] authData = new byte[byteBuffer.ReadableBytes];
byteBuffer.ReadBytes(authData);
Packet ack = _service.Ack(_handshake, new Packet(authData));
_remoteId = _handshake.RemoteNodeId;
if (_logger.IsDebugEnabled)
{
_logger.Debug($"Sending ACK to {_remoteId} @ {context.Channel.RemoteAddress}");
}
_buffer.WriteBytes(ack.Data);
context.WriteAndFlushAsync(_buffer);
}
else
{
if (_logger.IsDebugEnabled)
{
_logger.Debug($"Received ACK from {_remoteId} @ {context.Channel.RemoteAddress}");
}
byte[] ackData = new byte[byteBuffer.ReadableBytes];
byteBuffer.ReadBytes(ackData);
_service.Agree(_handshake, new Packet(ackData));
}
_p2PSession.RemoteNodeId = _handshake.RemoteNodeId;
//_p2PSession.RemoteHost = ((IPEndPoint)context.Channel.RemoteAddress).Address.ToString();
//_p2PSession.RemotePort = ((IPEndPoint)context.Channel.RemoteAddress).Port;
_initCompletionSource?.SetResult(message);
HandshakeInitialized?.Invoke(this, new HandshakeInitializedEventArgs());
FrameCipher frameCipher = new FrameCipher(_handshake.Secrets.AesSecret);
FrameMacProcessor macProcessor = new FrameMacProcessor(_handshake.Secrets);
if (_logger.IsTraceEnabled)
{
_logger.Trace($"Registering {nameof(NettyFrameDecoder)} for {_remoteId} @ {context.Channel.RemoteAddress}");
}
context.Channel.Pipeline.AddLast(new NettyFrameDecoder(frameCipher, macProcessor, _logger));
if (_logger.IsTraceEnabled)
{
_logger.Trace($"Registering {nameof(NettyFrameEncoder)} for {_remoteId} @ {context.Channel.RemoteAddress}");
}
context.Channel.Pipeline.AddLast(new NettyFrameEncoder(frameCipher, macProcessor, _logger));
if (_logger.IsTraceEnabled)
{
_logger.Trace($"Registering {nameof(NettyFrameMerger)} for {_remoteId} @ {context.Channel.RemoteAddress}");
}
context.Channel.Pipeline.AddLast(new NettyFrameMerger(_logger));
if (_logger.IsTraceEnabled)
{
_logger.Trace($"Registering {nameof(NettyPacketSplitter)} for {_remoteId} @ {context.Channel.RemoteAddress}");
}
context.Channel.Pipeline.AddLast(new NettyPacketSplitter());
Multiplexor multiplexor = new Multiplexor(_logger);
if (_logger.IsTraceEnabled)
{
_logger.Trace($"Registering {nameof(Multiplexor)} for {_p2PSession.RemoteNodeId} @ {context.Channel.RemoteAddress}");
}
context.Channel.Pipeline.AddLast(multiplexor);
if (_logger.IsTraceEnabled)
{
_logger.Trace($"Registering {nameof(NettyP2PHandler)} for {_remoteId} @ {context.Channel.RemoteAddress}");
}
NettyP2PHandler handler = new NettyP2PHandler(_p2PSession, _logger);
context.Channel.Pipeline.AddLast(handler);
handler.Init(multiplexor, context);
if (_logger.IsTraceEnabled)
{
_logger.Trace($"Removing {nameof(NettyHandshakeHandler)}");
}
context.Channel.Pipeline.Remove(this);
if (_logger.IsTraceEnabled)
{
_logger.Trace($"Removing {nameof(LengthFieldBasedFrameDecoder)}");
}
context.Channel.Pipeline.Remove <LengthFieldBasedFrameDecoder>();
}
else
{
if (_logger.IsErrorEnabled)
{
_logger.Error($"DIFFERENT TYPE OF DATA {message.GetType()}");
}
}
}
protected void OnHandshakeInitialized()
{
HandshakeInitialized?.Invoke(this, new EventArgs());
}
