git-annex/Command/TransferKey.hs
Joey Hess 8b5fc94d50
add optional object file location to storeKey
This will be used by the next commit to simplify the proxy.
2024-07-01 10:42:27 -04:00

76 lines
2.4 KiB
Haskell

{- git-annex plumbing command (for use by old assistant, and users)
-
- Copyright 2012 Joey Hess <id@joeyh.name>
-
- Licensed under the GNU AGPL version 3 or higher.
-}
module Command.TransferKey where
import Command
import Annex.Content
import Logs.Location
import Annex.Transfer
import qualified Remote
import Types.Remote
cmd :: Command
cmd = noCommit $
command "transferkey" SectionPlumbing
"transfers a key from or to a remote"
paramKey (seek <--< optParser)
data TransferKeyOptions = TransferKeyOptions
{ keyOptions :: CmdParams
, fromToOptions :: FromToOptions
, fileOption :: AssociatedFile
}
optParser :: CmdParamsDesc -> Parser TransferKeyOptions
optParser desc = TransferKeyOptions
<$> cmdParams desc
<*> parseFromToOptions
<*> (AssociatedFile <$> optional (strOption
( long "file" <> metavar paramFile
<> help "the associated file"
)))
instance DeferredParseClass TransferKeyOptions where
finishParse v = TransferKeyOptions
<$> pure (keyOptions v)
<*> finishParse (fromToOptions v)
<*> pure (fileOption v)
seek :: TransferKeyOptions -> CommandSeek
seek o = withKeys (commandAction . start o) (keyOptions o)
start :: TransferKeyOptions -> (SeekInput, Key) -> CommandStart
start o (_, key) = startingCustomOutput key $ case fromToOptions o of
ToRemote dest -> toPerform key (fileOption o) =<< getParsed dest
FromRemote src -> fromPerform key (fileOption o) =<< getParsed src
toPerform :: Key -> AssociatedFile -> Remote -> CommandPerform
toPerform key af remote = go Upload af $
upload' (uuid remote) key af Nothing stdRetry $ \p -> do
tryNonAsync (Remote.storeKey remote key af Nothing p) >>= \case
Right () -> do
Remote.logStatus remote key InfoPresent
return True
Left e -> do
warning (UnquotedString (show e))
return False
fromPerform :: Key -> AssociatedFile -> Remote -> CommandPerform
fromPerform key af remote = go Upload af $
download' (uuid remote) key af Nothing stdRetry $ \p ->
logStatusAfter key $ getViaTmp (retrievalSecurityPolicy remote) vc key af Nothing $ \t ->
tryNonAsync (Remote.retrieveKeyFile remote key af (fromRawFilePath t) p vc) >>= \case
Right v -> return (True, v)
Left e -> do
warning (UnquotedString (show e))
return (False, UnVerified)
where
vc = RemoteVerify remote
go :: Direction -> AssociatedFile -> (NotifyWitness -> Annex Bool) -> CommandPerform
go direction file a = notifyTransfer direction file a >>= liftIO . exitBool