public void Receive_ProxyAck(G2ReceivedPacket packet)
{
ProxyAck ack = ProxyAck.Decode(packet);
// update routing
if (packet.ReceivedUdp && ack.Source.Firewall == FirewallType.Open)
{
Routing.Add(new DhtContact(ack.Source, packet.Source.IP));
}
foreach (DhtContact contact in ack.ContactList)
{
Routing.Add(contact);
}
// dont do proxy if we're not firewalled or remote host didnt accept
if (Core.Firewall == FirewallType.Open || !ack.Accept)
{
if (packet.ReceivedTcp)
{
packet.Tcp.CleanClose("Proxy request rejected");
}
return;
}
// received ack udp
if (packet.ReceivedUdp)
{
if (!TcpControl.ProxyMap.ContainsKey(ack.Source.RoutingID))
{
TcpControl.MakeOutbound(packet.Source, ack.Source.TcpPort, "proxy ack recv");
}
}
// received ack tcp
else
{
packet.Tcp.Proxy = ProxyType.Server;
TcpControl.AddProxy(packet.Tcp);
TcpControl.CheckProxies();
// location and rudp connections updated after 20 seconds
}
}
public void Receive_ProxyRequest(G2ReceivedPacket packet)
{
ProxyReq request = ProxyReq.Decode(packet);
ProxyAck ack = new ProxyAck();
ack.Source = GetLocalSource();
// check if there is space for type required
if (Core.Firewall == FirewallType.Open && TcpControl.AcceptProxy(request.Type, ack.Source.UserID))
{
ack.Accept = true;
}
else if (packet.ReceivedTcp)
{
packet.Tcp.CleanClose("Couldn't accept proxy request");
return;
}
// always send some contacts along so node can find closer proxy
ack.ContactList = Routing.Find(request.SenderID, 8);
// received request tcp
if (packet.ReceivedUdp)
{
UdpControl.SendTo(packet.Source, ack);
}
// received request tcp
else
{
packet.Tcp.Proxy = request.Type;
packet.Tcp.SendPacket(ack);
TcpControl.AddProxy(packet.Tcp);
// check if a proxy needs to be disconnected now because overflow
TcpControl.CheckProxies();
}
}
public void Receive_ProxyRequest(G2ReceivedPacket packet)
{
ProxyReq request = ProxyReq.Decode(packet);
ProxyAck ack = new ProxyAck();
ack.Source = GetLocalSource();
// check if there is space for type required
if (Core.Firewall == FirewallType.Open && TcpControl.AcceptProxy(request.Type, ack.Source.UserID))
{
ack.Accept = true;
}
else if (packet.ReceivedTcp)
{
packet.Tcp.CleanClose("Couldn't accept proxy request");
return;
}
// always send some contacts along so node can find closer proxy
ack.ContactList = Routing.Find(request.SenderID, 8);
// received request tcp
if (packet.ReceivedUdp)
UdpControl.SendTo(packet.Source, ack);
// received request tcp
else
{
packet.Tcp.Proxy = request.Type;
packet.Tcp.SendPacket(ack);
TcpControl.AddProxy(packet.Tcp);
// check if a proxy needs to be disconnected now because overflow
TcpControl.CheckProxies();
}
}
