/// <summary>
/// 从连接池获取一个实例
/// </summary>
/// <param name="host"></param>
/// <param name="port"></param>
/// <param name="TimeOutSeconds"></param>
/// <returns></returns>
public static WlnSocket GetSocket(String host, Int32 port, Int32 TimeOutSeconds = 10)
{
var ipaddress = strUtil.IsIP(host) ? System.Net.IPAddress.Parse(host) : new Net.Dns.DnsTool().GetIPAddressDefault(host);
if (ipaddress.IsIPv4MappedToIPv6)
{
ipaddress = ipaddress.MapToIPv4();
}
var endpoint = new System.Net.IPEndPoint(ipaddress, port);
lock (_lock)
{
try
{
beginCheck:
foreach (var socket in sockets.OrderBy(a => a.LastUse))
{
if (socket.Catch || !socket.Connected)
{
sockets.Remove(socket);
try
{
if (socket.Connected)
{
socket.Shutdown(System.Net.Sockets.SocketShutdown.Both);
}
socket.IOControl(System.Net.Sockets.IOControlCode.KeepAliveValues, BitConverter.GetBytes(30), null);
socket.Close();
}
catch { }
goto beginCheck;
}
if (!socket.Using && socket.RemoteEndPoint.ToString() == endpoint.ToString() && socket.Connected && socket.LastUse < XCore.NowUnix - 15)
{
socket.Using = true;
socket.LastUse = XCore.NowUnix;
return(socket);
}
}
var newsocket = new WlnSocket(endpoint.AddressFamily, System.Net.Sockets.SocketType.Stream, System.Net.Sockets.ProtocolType.Tcp);
newsocket.Using = true;
newsocket.LastUse = XCore.NowUnix;
newsocket.Connect(endpoint);
newsocket.SendTimeout = TimeOutSeconds * 1000; //10s
newsocket.ReceiveTimeout = TimeOutSeconds * 1000; //10s
sockets.Add(newsocket);
return(newsocket);
}
catch { return(null); }
}
}
/// <summary>
/// 从连接池获取一个实例
/// </summary>
/// <param name="host"></param>
/// <param name="port"></param>
/// <param name="TimeOutSeconds"></param>
/// <returns></returns>
public static WlnSocket GetSocket(String host, Int32 port, Int32 TimeOutSeconds = 10)
{
var now = DateTools.GetUnix();
var endpoint = new System.Net.IPEndPoint(strUtil.IsIP(host) ? System.Net.IPAddress.Parse(host) : new Net.Dns.DnsTool().GetIPAddressDefault(host), port);
lock (sockets)
{
try
{
beginCheck:
foreach (var socket in sockets.OrderBy(a => a.LastUse))
{
if (socket.LastUse < now - 30 && socket.Connected)
{
try { socket.Shutdown(System.Net.Sockets.SocketShutdown.Both); } catch { }
}
if (socket.RemoteEndPoint.ToString() == endpoint.ToString() && !socket.Using && socket.Connected && socket.LastUse < now - 3)
{
socket.Using = true;
socket.LastUse = now;
return(socket);
}
if (!socket.Connected)
{
sockets.Remove(socket);
try { socket.IOControl(System.Net.Sockets.IOControlCode.KeepAliveValues, BitConverter.GetBytes(30), null); } catch { }
socket.Dispose();
goto beginCheck;
}
}
var newsocket = new WlnSocket(System.Net.Sockets.AddressFamily.InterNetwork, System.Net.Sockets.SocketType.Stream, System.Net.Sockets.ProtocolType.Tcp);
newsocket.Using = true;
newsocket.LastUse = now;
newsocket.Connect(endpoint);
newsocket.SendTimeout = TimeOutSeconds * 1000; //10s
newsocket.ReceiveTimeout = TimeOutSeconds * 1000; //10s
sockets.Add(newsocket);
return(newsocket);
}
catch { return(null); }
}
}
