private async Task CleanupHangClients2()
{
await Task.Delay(1000).ConfigureAwait(false);
int count = clients.Count;
if (count == 0)
{
this._cleanupHangClients = null;
return;
}
var buffer = new UdpClientEx[count];
clients.Values.CopyTo(buffer, 0);
foreach (var udpClient in buffer)
{
if (udpClient.lastActivity + TimeSpan.FromSeconds(60) < DateTime.UtcNow)
{
if (clients.TryRemove(udpClient.ClientEndpoint, out var c))
{
udpClient.Stop();
}
}
}
await CleanupHangClients2();
}
internal bool Start()
{
if (_client != null)
{
_client.Close();
}
_client = new UdpClientEx(_context)
{
Port = this.Port,
IP = this.IP,
};
_client.SendPacket += this.SendPacketEvent;
_client.ReceivePacket += this.ReceivePacketEvent;
//监听端口开始收信
if (!_client.Listen())
{
return(false);
}
return(true);
}
public bool Listen()
{
this.SecurityKeys = SecurityFactory.GenerateKeys();
if (_client != null)
{
_client.Close();
}
_client = new UdpClientEx(_context)
{
Port = this.Port,
IP = this.IP,
SecurityKeys = SecurityKeys
};
_client.SendPacket += this.SendPacketEvent;
_client.ReceivePacket += this.ReceivePacketEvent;
//监听端口开始收信
if (!_client.Listen())
{
return(false);
}
//文件或者大图片发送监听启动
if (_fileTransTcpListener != null)
{
_fileTransTcpListener.Close();
}
_fileTransTcpListener = new FileTransportTcpListener(_context);
_fileTransTcpListener.SecurityKeys = this.SecurityKeys;
_fileTransTcpListener.ProgressChanged += FileSendProgressChanged;
_fileTransTcpListener.Completed += FileSendCompleted;
_fileTransTcpListener.Error += FileSendError;
_fileTransTcpListener.Listen(IP, this.Port);
return(true);
}
