public Ukcp connect(IChannel localChannel, EndPoint remoteAddress, ChannelConfig channelConfig, KcpListener kcpListener)
{
KcpOutput kcpOutput = new KcpOutPutImp();
ReedSolomon reedSolomon = null;
if (channelConfig.FecDataShardCount != 0 && channelConfig.FecParityShardCount != 0)
{
reedSolomon = ReedSolomon.create(channelConfig.FecDataShardCount, channelConfig.FecParityShardCount);
}
var _messageExecutor = _executorPool.GetAutoMessageExecutor();
var ukcp = new Ukcp(kcpOutput, kcpListener, _messageExecutor, reedSolomon, channelConfig);
var user = new User(localChannel, remoteAddress, localChannel.LocalAddress);
ukcp.user(user);
_channelManager.New(localChannel.LocalAddress, ukcp, null);
var scheduleTask = new ScheduleTask(_channelManager, ukcp);
KcpUntils.scheduleHashedWheel(scheduleTask, TimeSpan.FromMilliseconds(ukcp.getInterval()));
return(ukcp);
}
public override void ChannelRead(IChannelHandlerContext context, object message)
{
var msg = (DatagramPacket)message;
var channel = context.Channel;
var ukcp = _channelManager.get(msg);
var content = msg.Content;
User user;
if (ukcp != null)
{
user = ukcp.user();
//每次收到消息重绑定地址
user.RemoteAddress = msg.Sender;
ukcp.read(content);
return;
}
//如果是新连接第一个包的sn必须为0
var sn = getSn(content, _channelConfig);
if (sn != 0)
{
msg.Release();
return;
}
var messageExecutor = _executorPool.GetAutoMessageExecutor();
KcpOutput kcpOutput = new KcpOutPutImp();
ReedSolomon reedSolomon = null;
if (_channelConfig.FecDataShardCount != 0 && _channelConfig.FecParityShardCount != 0)
{
reedSolomon = ReedSolomon.create(_channelConfig.FecDataShardCount, _channelConfig.FecParityShardCount);
}
ukcp = new Ukcp(kcpOutput, _kcpListener, messageExecutor, reedSolomon, _channelConfig);
user = new User(channel, msg.Sender, msg.Recipient);
ukcp.user(user);
_channelManager.New(msg.Sender, ukcp, msg);
messageExecutor.execute(new ConnectTask(ukcp, _kcpListener));
ukcp.read(content);
var scheduleTask = new ScheduleTask(_channelManager, ukcp);
KcpUntils.scheduleHashedWheel(scheduleTask, TimeSpan.FromMilliseconds(ukcp.getInterval()));
}
/**
* count+timestamp+dataLen+data
*
* @param count
* @return
*/
public IByteBuffer rttMsg(int count)
{
IByteBuffer buf = Unpooled.DirectBuffer(10);
buf.WriteShort(count);
buf.WriteInt((int)(KcpUntils.currentMs() - startTime));
//int dataLen = new Random().nextInt(200);
//buf.writeBytes(new byte[dataLen]);
int dataLen = data.ReadableBytes;
buf.WriteShort(dataLen);
buf.WriteBytes(data, data.ReaderIndex, dataLen);
return(buf);
}
public override void ChannelRead(IChannelHandlerContext context, object message)
{
long last_ts = DateTime.Now.Ticks;
var msg = (DatagramPacket)message;
var channel = context.Channel;
var ukcp = _channelManager.get(msg);
var content = msg.Content;
User user;
if (ukcp != null)
{
user = ukcp.user();
//每次收到消息重绑定地址
user.RemoteAddress = msg.Sender;
ukcp.read(content);
//Console.WriteLine(string.Format("(LAGS1){0}", (DateTime.Now.Ticks - last_ts)/10000.0));
return;
}
var messageExecutor = _executorPool.GetAutoMessageExecutor();
KcpOutput kcpOutput = new KcpOutPutImp();
ReedSolomon reedSolomon = null;
if (_channelConfig.FecDataShardCount != 0 && _channelConfig.FecParityShardCount != 0)
{
reedSolomon = ReedSolomon.create(_channelConfig.FecDataShardCount, _channelConfig.FecParityShardCount);
}
ukcp = new Ukcp(kcpOutput, _kcpListener, messageExecutor, reedSolomon, _channelConfig);
user = new User(channel, msg.Sender, msg.Recipient);
ukcp.user(user);
_channelManager.New(msg.Sender, ukcp, msg);
ukcp.connect();
ukcp.read(content);
var scheduleTask = new ScheduleTask(_channelManager, ukcp);
//Console.WriteLine(ukcp.getInterval());
KcpUntils.scheduleHashedWheel(scheduleTask, TimeSpan.FromMilliseconds(ukcp.getInterval()));
Console.WriteLine(string.Format("(LAGS2){0}", (DateTime.Now.Ticks - last_ts) / 10000.0));
}
public override void execute()
{
try
{
long now = _ukcp.currentMs();
//判断连接是否关闭
if (_ukcp.ChannelConfig.TimeoutMillis != 0 && now - _ukcp.ChannelConfig.TimeoutMillis > _ukcp.LastRecieveTime)
{
_ukcp.close();
}
if (!_ukcp.isActive())
{
var user = _ukcp.user();
//抛回网络线程处理连接删除
user.Channel.EventLoop.Execute(() => { _channelManager.del(_ukcp); });
_ukcp.release();
return;
}
long timeLeft = _ukcp.getTsUpdate() - now;
//判断执行时间是否到了
if (timeLeft > 0)
{
//System.err.println(timeLeft);
KcpUntils.scheduleHashedWheel(this, TimeSpan.FromMilliseconds(timeLeft));
return;
}
//long start = System.currentTimeMillis();
long next = _ukcp.flush(now);
//System.err.println(next);
//System.out.println("耗时 "+(System.currentTimeMillis()-start));
KcpUntils.scheduleHashedWheel(this, TimeSpan.FromMilliseconds(next));
//检测写缓冲区 如果能写则触发写事件
if (!_ukcp.WriteQueue.IsEmpty && _ukcp.canSend(false)
)
{
_ukcp.notifyWriteEvent();
}
} catch (Exception e) {
Console.WriteLine(e);
}
}
public KcpRttExampleClient()
{
data = Unpooled.DirectBuffer(200);
for (int i = 0; i < data.Capacity; i++)
{
data.WriteByte((byte)i);
}
rtts = new int[300];
for (int i = 0; i < rtts.Length; i++)
{
rtts[i] = -1;
}
timer20.Enabled = true;
timer20.Interval = 20;
timer20.Start();
startTime = KcpUntils.currentMs();
}
public void handleReceive(IByteBuffer byteBuf, Ukcp ukcp)
{
int curCount = byteBuf.ReadShort();
if (curCount == -1)
{
timer20.Elapsed += overHandler;
}
else
{
int idx = curCount - 1;
long time = byteBuf.ReadInt();
if (rtts[idx] != -1)
{
Console.WriteLine("end");
}
//log.info("rcv count {} {}", curCount, System.currentTimeMillis());
rtts[idx] = (int)(KcpUntils.currentMs() - startTime - time);
Console.WriteLine("rtt : " + curCount + " " + rtts[idx]);
}
}
