module Propellor.Property.Gpg where
import Propellor
import qualified Propellor.Property.Apt as Apt
import Utility.FileSystemEncoding
import System.PosixCompat
installed :: Property NoInfo
installed = Apt.installed ["gnupg"]
newtype GpgKeyId = GpgKeyId { getGpgKeyId :: String }
keyImported :: GpgKeyId -> User -> Property HasInfo
keyImported (GpgKeyId keyid) user@(User u) = flagFile' prop genflag
`requires` installed
where
desc = u ++ " has gpg key " ++ show keyid
genflag = do
d <- dotDir user
return $ d </> ".propellor-imported-keyid-" ++ keyid
prop = withPrivData src (Context keyid) $ \getkey ->
property desc $ getkey $ \key -> makeChange $
withHandle StdinHandle createProcessSuccess
(proc "su" ["-c", "gpg --import", u]) $ \h -> do
fileEncoding h
hPutStr h key
hClose h
src = PrivDataSource GpgKey "Either a gpg public key, exported with gpg --export -a, or a gpg private key, exported with gpg --export-secret-key -a"
dotDir :: User -> IO FilePath
dotDir (User u) = do
home <- homeDirectory <$> getUserEntryForName u
return $ home </> ".gnupg"