git-annex/Command/RecvKey.hs

46 lines
1.2 KiB
Haskell

{- git-annex command
-
- Copyright 2010 Joey Hess <id@joeyh.name>
-
- Licensed under the GNU GPL version 3 or higher.
-}
module Command.RecvKey where
import Command
import Annex.Content
import Annex.Action
import Annex
import Utility.Rsync
import Logs.Transfer
import Command.SendKey (fieldTransfer)
import qualified CmdLine.GitAnnexShell.Fields as Fields
cmd :: Command
cmd = noCommit $ command "recvkey" SectionPlumbing
"runs rsync in server mode to receive content"
paramKey (withParams seek)
seek :: CmdParams -> CommandSeek
seek = withKeys start
start :: Key -> CommandStart
start key = fieldTransfer Download key $ \_p -> do
-- Always verify content when a repo is sending an unlocked file,
-- as the file could change while being transferred.
fromunlocked <- (isJust <$> Fields.getField Fields.unlocked)
<||> (isJust <$> Fields.getField Fields.direct)
let verify = if fromunlocked then AlwaysVerify else DefaultVerify
ifM (getViaTmp verify key go)
( do
-- forcibly quit after receiving one key,
-- and shutdown cleanly
_ <- shutdown True
return True
, return False
)
where
go tmp = unVerified $ do
opts <- filterRsyncSafeOptions . maybe [] words
<$> getField "RsyncOptions"
liftIO $ rsyncServerReceive (map Param opts) tmp