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{- git-annex assistant data transferrer thread
-
- Copyright 2012 Joey Hess <id@joeyh.name>
-
- Licensed under the GNU GPL version 3 or higher.
-}
module Assistant.Threads.Transferrer where
import Assistant.Common
import Assistant.TransferQueue
import Assistant.TransferSlots
import Types.Transfer
import Annex.Path
import Utility.Batch
{- Dispatches transfers from the queue. -}
transfererThread :: NamedThread
transfererThread = namedThread "Transferrer" $ do
program <- liftIO programPath
batchmaker <- liftIO getBatchCommandMaker
forever $ inTransferSlot program batchmaker $
maybe (return Nothing) (uncurry genTransfer)
=<< getNextTransfer notrunning
where
{- Skip transfers that are already running. -}
notrunning = isNothing . startedTime
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