diff --git a/base/password.py b/base/password.py

index bd68f2a..bff9f80 100644

--- a/base/password.py

+++ b/base/password.py

@@ -157,6 +157,28 @@ class Password(object):

                 log.warn("%s distro is not found in AUTH_TYPES" % distro_name)

                 self.__authType = 'su'

+        # check if caller is in wheel group - use 'su' if he isnt -

+        # or if the caller is root (just for showing 'root' username)

+        # in the prompt

+        import os

+        from grp import getgrnam

+

+        user = os.getenv('USER')

+

+        try:

+            members = getgrnam('wheel').gr_mem

+        except KeyError:

+            try:

+                members = getgrnam('sudo').gr_mem

+            except:

+                return

+

+        if user in members:

+            self.__authType = 'sudo'

+        else:

+            self.__authType = 'su'

+

+

     def __getPasswordDisplayString(self):

         if self.__authType == "su":

             return "Please enter the root/superuser password: "