module Property.User where import System.Posix import Control.Applicative import Data.Maybe import Property import Utility.SafeCommand import Utility.Exception import Utility.Process type UserName = String nonsystem :: UserName -> Property nonsystem user = check (isNothing <$> homedir user) $ cmdProperty "adduser" [ Param "--disabled-password" , Param "--gecos", Param "" , Param user ] {- Removes user home directory!! Use with caution. -} nuked :: UserName -> Property nuked user = check (isJust <$> homedir user) $ cmdProperty "userdel" [ Param "-r" , Param user ] lockedPassword :: UserName -> Property lockedPassword user = check (not <$> isLockedPassword user) $ cmdProperty "passwd" [ Param "--lock" , Param user ] isLockedPassword :: UserName -> IO Bool isLockedPassword user = parse . words <$> readProcess "passwd" ["-S", user] where parse (_:"L":_) = True parse _ = False homedir :: UserName -> IO (Maybe FilePath) homedir user = catchMaybeIO $ homeDirectory <$> getUserEntryForName user