catch exceptions while parsing ax25 frames

owrx/aprs/__init__.py

@@ -56,12 +56,15 @@ class Ax25Parser(PickleModule):
             for i in range(0, len(l), n):
                 yield l[i:i + n]
 
+        try:
             return {
                 "destination": self.extractCallsign(ax25frame[0:7]),
                 "source": self.extractCallsign(ax25frame[7:14]),
                 "path": [self.extractCallsign(c) for c in chunks(ax25frame[14:control_pid], 7)],
                 "data": ax25frame[control_pid + 2 :],
             }
+        except (ValueError, IndexError):
+            logger.exception("error parsing ax25 frame")
 
     def extractCallsign(self, input):
         cs = bytes([b >> 1 for b in input[0:6]]).decode(encoding, "replace").strip()