More work on proxy

hotspot_proxy.py

@@ -24,12 +24,13 @@ class Proxy(DatagramProtocol):
                 self.transport.write(data,(self.connTrack[port]['host'],self.connTrack[port]['sport']))
                 #if master refuses login, remove tracking
                 if data[0:6] == b'MSTNAK':
-                    del self.sourceTrack[host+":"+str(port)]
+                    if self.sourceTrack[self.connTrack[port]['host']+":"+self.connTrack[port]['sport']]:
+                        del self.sourceTrack[self.connTrack[port]['host']+":"+self.connTrack[port]['sport']]
                 if Debug:
                     print("return path match")
                     print(data)
             elif host+":"+str(port) in self.sourceTrack:
-                del self.sourceTrack[host+":"+str(port)]
+                del self.sourceTrack[self.connTrack[port]['host']+":"+self.connTrack[port]['sport']]
             return
         
             #If we have a sourcetrack for this connect and thenowtimeout has not expired, forward to tracked port