git-annex/Command/RecvKey.hs
Joey Hess 35145202d2 remove command type definitions
These were a mistake, they make the type signatures harder to read and
less flexible. The CommandSeek, CommandStart, CommandPerform, and
CommandCleanup types were a good idea, but composing them with the
parameters expected is going too far.
2011-09-15 16:50:49 -04:00

38 lines
833 B
Haskell

{- git-annex command
-
- Copyright 2010 Joey Hess <joey@kitenet.net>
-
- Licensed under the GNU GPL version 3 or higher.
-}
module Command.RecvKey where
import Control.Monad.State (liftIO)
import System.Exit
import Command
import CmdLine
import Content
import Utility.RsyncFile
import Utility.Conditional
import Types
command :: [Command]
command = [repoCommand "recvkey" paramKey seek
"runs rsync in server mode to receive content"]
seek :: [CommandSeek]
seek = [withKeys start]
start :: Key -> CommandStart
start key = do
whenM (inAnnex key) $ error "key is already present in annex"
ok <- getViaTmp key (liftIO . rsyncServerReceive)
if ok
then do
-- forcibly quit after receiving one key,
-- and shutdown cleanly so queued git commands run
_ <- shutdown
liftIO exitSuccess
else liftIO exitFailure