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{- git-annex command
-
- Copyright 2016 Joey Hess <id@joeyh.name>
-
- Licensed under the GNU AGPL version 3 or higher.
-}
module Command.CalcKey where
import Command
import Backend (genKey, defaultBackend)
import Types.KeySource
import Utility.Metered
import Utility.Terminal
import Utility.SafeOutput
cmd :: Command
cmd = noCommit $ noMessages $ dontCheck repoExists $
withAnnexOptions [backendOption] $
command "calckey" SectionPlumbing
"calculate key for a file"
(paramRepeating paramFile)
(batchable run (pure ()))
run :: () -> SeekInput -> String -> Annex Bool
run _ _ file = tryNonAsync (genKey ks nullMeterUpdate =<< defaultBackend) >>= \case
Right (k, _) -> do
IsTerminal isterminal <- liftIO $ checkIsTerminal stdout
let sk = serializeKey k
liftIO $ putStrLn $ if isterminal then safeOutput sk else sk
return True
Left _err -> return False
where
ks = KeySource file' file' Nothing
file' = toOsPath file
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