require handshake

owrx/controllers.py

@@ -60,10 +60,14 @@ class SpectrumForwarder(object):
 
 class WebSocketMessageHandler(object):
     def __init__(self):
+        self.handshake = None
         self.forwarder = None
 
     def handleTextMessage(self, conn, message):
         if (message[:16] == "SERVER DE CLIENT"):
+            # maybe put some more info in there? nothing to store yet.
+            self.handshake = "completed"
+
             config = {}
             pm = PropertyManager.getSharedInstance()
 
@@ -91,7 +95,12 @@ class WebSocketMessageHandler(object):
 
             self.dsp = DspManager(self.forwarder)
 
-        else:
+            return
+
+        if not self.handshake:
+            print("not answering client request since handshake is not complete")
+            return
+
         try:
             message = json.loads(message)
             if message["type"] == "dspcontrol":