private async Task DoStartSessionAsync(CommandMessage msg)
{
string sid = msg.Args[1];
if (this.sessionMap.TryRemove(sid, out var session))
{
session.Close();
}
session = new TcpMapClientSession(this.Client, sid);
this.sessionMap.TryAdd(sid, session);
try
{
await session.StartAsync();
msg.Args[1] = "OK";
}
catch (Exception x)
{
this.OnError(x);
msg.Args[1] = "Error";
}
msg.Name = "StartSessionResult";
this.LogMessage("TcpMapClientWorker sending " + msg);
await this.swrite.WriteAsync(msg.Pack());
}
private async Task ProvidePreSessionAsync()
{
while (this.IsConnected)
{
try
{
var session = new TcpMapClientSession(this.Client, null);
lock (this.presessions)
{
this.presessions.Add(session);
}
try
{
await session.WaitUpgradeAsync();
}
finally
{
lock (this.presessions)
{
this.presessions.Remove(session);
}
}
if (session.SessionId != null)
{
this.sessionMap.TryAdd(session.SessionId, session);
this.LogMessage("Warning:ClientWorker Session Upgraded " + session.SessionId);
}
else
{
this.LogMessage("Warning:ClientWorker Session Closed ? " + this.IsConnected + " , " + session.SessionId);
}
}
catch (Exception x)
{
this.OnError(x);
}
await Task.Yield();
//await Task.Delay(2000);
}
}