Fix: RecursionError in conf settings class when accessing unimplemented settings (#540)

* Fix: RecursionError in conf settings class

Signed-off-by: Robert Unger <[email protected]>

* Add attribute error for unsupported settings

Signed-off-by: Bernd Verst <[email protected]>

---------

Signed-off-by: Robert Unger <[email protected]>
Signed-off-by: Bernd Verst <[email protected]>
Co-authored-by: Bernd Verst <[email protected]>

Author: ryou90

dapr/conf/__init__.py

@@ -26,6 +26,8 @@ def __init__(self):
             setattr(self, setting, env_variable or default_value)
 
     def __getattr__(self, name):
+        if name not in dir(global_settings):
+            raise AttributeError(f"'{self.__class__.__name__}' object has no attribute '{name}'")
         return getattr(self, name)