/// <summary>
/// 开启客户端socket
/// </summary>
public static void ClientSocketStarting(SocketConnectConfig sktconfig)
{
if (ServerSocketEndPoint != null)
{
Sktconfig = sktconfig;
SocketClient = new System.Net.Sockets.Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
SocketClientConnection = new SocketConnectionClient(SocketClient);
SocketClient.BeginConnect(ServerSocketEndPoint, ConnectCallback, SocketClientConnection);
}
}
/// <summary>
/// 开启服务端socket监听
/// </summary>
public static void ServerSocketListing(SocketConnectConfig sktconfig)
{
DicSockectConnection.Clear();
_cancellationTocken = new CancellationTokenSource();
if (sktconfig == null)
{
sktconfig = new SocketConnectConfig()
{
ServerSocket = ServerSocketListenner
}
}
;
else if (sktconfig.ServerSocket == null)
{
sktconfig.ServerSocket = ServerSocketListenner;
}
Sktconfig = sktconfig;
try
{
if (SocketConnectionClient.SocketClient != null && SocketConnectionClient.SocketClient.Connected)
{
SocketConnectionClient.SocketClientConnection.Disconnect();
}
SocketConnectionClient.ClientSocketStarting(connection =>
{
ServerSocketClient = (SocketConnection)connection;
SendCurrentConnectionCount();
} //监听打开后，发送当前上位机的连接数目信息
);
ServerSocketListenner.IOControl(IOControlCode.KeepAliveValues, KeepAlive(1, Sktconfig.KeepAliveTime ?? 2 * 60 * 1000, Sktconfig.KeepAliveTime ?? 2 * 60 * 1000), null); //设置心跳检测
ServerSocketListenner.BeginAccept(AcceptCallback, sktconfig);
Task.Run(() => //解决主线程直接调用报错
{
ShowMsg($"socket server listening at {ServerSocketListenner.LocalEndPoint}...");
});
}
catch (SocketException se)
{
SocketException(ServerSocketListenner, se);
}
}
private static void ConnectCallback(IAsyncResult ar)
{
try
{
//处理连接上之后的逻辑
//这个链接会在多次客户端请求的过程中重用，只会在第一次连接的时候调用，以后在不关闭通信窗口的时候不会重复调用
//RemoteEndPoint远程地址 LocalEndPoint本地地址
SocketConnectionClient handler = (SocketConnectionClient)ar.AsyncState;
SocketClient.EndConnect(ar);
LogMsg(handler.ConnectSocket.LocalEndPoint.ToString(), handler.ConnectSocket.RemoteEndPoint.ToString(), $"connect remote {handler.ConnectSocket.RemoteEndPoint}\r\n");
Sktconfig.ConnectCallback?.Invoke(handler);
handler.ReceiveData();
}
catch (SocketException sktex)
{
SocketException(SocketClient, sktex);
SocketClient = null;
SocketClientConnection = null;
}
catch (Exception ex)
{
Exception(ex);
}
}