public SessionConfirmedState(SSUSession sess, SessionRequestState req)
: base(sess)
{
Request = req;
}
public void Connect()
{
// This instance was initiated as an incomming connection.
// Do not change state as we might be in a handshake.
if (IntroKey == null)
{
return;
}
if (ConnectCalled)
{
return;
}
ConnectCalled = true;
// TODO: Add introducer request
if (!RemoteAddr.Options.Contains("host") || !RemoteAddr.Options.Contains("port"))
{
#if LOG_ALL_TRANSPORT
DebugUtils.LogDebug("SSUSession: Connect " + DebugId + ": No host info. Trying introducers.");
#endif
if (!RemoteAddr.Options.Contains("ihost0") || !RemoteAddr.Options.Contains("iport0") || !RemoteAddr.Options.Contains("ikey0"))
{
#if LOG_ALL_TRANSPORT
DebugUtils.LogDebug("SSUSession: Connect +" + TransportInstance.ToString() + "+: No introducers declared.");
#endif
throw new FailedToConnectException("SSU Introducer required, but no introducer information available");
}
var introducers = new List <IntroducerInfo>();
for (int i = 0; i < 3; ++i)
{
if (!RemoteAddr.Options.Contains($"ihost{i}"))
{
break;
}
if (!RemoteAddr.Options.Contains($"iport{i}"))
{
break;
}
if (!RemoteAddr.Options.Contains($"ikey{i}"))
{
break;
}
if (!RemoteAddr.Options.Contains($"itag{i}"))
{
DebugUtils.LogWarning(
$"SSUSession: Connect +{TransportInstance}+: itag# not present! {RemoteAddr.Options}");
break;
}
if (!RemoteAddr.Options[$"ihost{i}"].Contains('.'))
{
break; // TODO: Support IPV6
}
//DebugUtils.LogWarning( "SSUSession: Connect " + DebugId + ": " + RemoteAddr.Options.ToString() );
var intro = new IntroducerInfo(RemoteAddr.Options[$"ihost{i}"],
RemoteAddr.Options[$"iport{i}"],
RemoteAddr.Options[$"ikey{i}"],
RemoteAddr.Options[$"itag{i}"]);
#if LOG_ALL_TRANSPORT
DebugUtils.LogDebug("SSUSession: Connect +" + TransportInstance.ToString() + "+: Adding introducer '" +
intro.EndPoint.ToString() + "'.");
#endif
introducers.Add(intro);
}
if (introducers.Count == 0)
{
#if LOG_ALL_TRANSPORT
DebugUtils.LogDebug("SSUSession: Connect +" + TransportInstance.ToString() + "+: Ended up with no introducers.");
#endif
throw new FailedToConnectException("SSU Introducer required, but no valid introducer information available");
}
CurrentState = new RelayRequestState(this, introducers);
}
else
{
CurrentState = new SessionRequestState(this);
}
Host.NeedCpu(this);
}