- err_class = GetErrorClass(result[0])
- if err_class is not None:
- raise err_class, tuple(result[1])
+ errcls = GetErrorClass(result[0])
+ if errcls:
+ return (errcls, tuple(result[1]))
+
+ return None
+
+
+def MaybeRaise(result):
+ """If this looks like an encoded Ganeti exception, raise it.
+
+ This function tries to parse the passed argument and if it looks
+ like an encoding done by EncodeException, it will re-raise it.
+
+ """
+ error = GetEncodedError(result)
+ if error:
+ (errcls, args) = error
+ raise errcls, args