7b50b3c057
This fixes all instances of " \t" in the code base. Most common case seems to be after a "where" line; probably vim copied the two space layout of that line. Done as a background task while listening to episode 2 of the Type Theory podcast.
89 lines
2.6 KiB
Haskell
89 lines
2.6 KiB
Haskell
{- git-annex assistant remote deletion utilities
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-
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- Copyright 2012 Joey Hess <joey@kitenet.net>
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-
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- Licensed under the GNU GPL version 3 or higher.
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-}
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{-# LANGUAGE CPP #-}
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module Assistant.DeleteRemote where
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import Assistant.Common
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import Assistant.Types.UrlRenderer
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import Assistant.TransferQueue
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import Logs.Transfer
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import Logs.Location
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import Assistant.DaemonStatus
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import qualified Remote
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import Remote.List
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import qualified Git.Remote
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import Logs.Trust
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import qualified Annex
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#ifdef WITH_WEBAPP
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import Assistant.WebApp.Types
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import Assistant.Alert
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import qualified Data.Text as T
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#endif
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{- Removes a remote (but leave the repository as-is), and returns the old
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- Remote data. -}
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disableRemote :: UUID -> Assistant Remote
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disableRemote uuid = do
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remote <- fromMaybe (error "unknown remote")
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<$> liftAnnex (Remote.remoteFromUUID uuid)
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liftAnnex $ do
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inRepo $ Git.Remote.remove (Remote.name remote)
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void $ remoteListRefresh
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updateSyncRemotes
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return remote
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{- Removes a remote, marking it dead .-}
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removeRemote :: UUID -> Assistant Remote
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removeRemote uuid = do
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liftAnnex $ trustSet uuid DeadTrusted
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disableRemote uuid
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{- Called when a Remote is probably empty, to remove it.
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-
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- This does one last check for any objects remaining in the Remote,
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- and if there are any, queues Downloads of them, and defers removing
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- the remote for later. This is to catch any objects not referred to
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- in keys in the current branch.
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-}
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removableRemote :: UrlRenderer -> UUID -> Assistant ()
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removableRemote urlrenderer uuid = do
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keys <- getkeys
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if null keys
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then finishRemovingRemote urlrenderer uuid
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else do
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r <- fromMaybe (error "unknown remote")
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<$> liftAnnex (Remote.remoteFromUUID uuid)
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mapM_ (queueremaining r) keys
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where
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queueremaining r k =
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queueTransferWhenSmall "remaining object in unwanted remote"
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Nothing (Transfer Download uuid k) r
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{- Scanning for keys can take a long time; do not tie up
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- the Annex monad while doing it, so other threads continue to
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- run. -}
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getkeys = do
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a <- liftAnnex $ Annex.withCurrentState $ loggedKeysFor uuid
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liftIO a
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{- With the webapp, this asks the user to click on a button to finish
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- removing the remote.
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-
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- Without the webapp, just do the removal now.
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-}
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finishRemovingRemote :: UrlRenderer -> UUID -> Assistant ()
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#ifdef WITH_WEBAPP
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finishRemovingRemote urlrenderer uuid = do
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desc <- liftAnnex $ Remote.prettyUUID uuid
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button <- mkAlertButton True (T.pack "Finish deletion process") urlrenderer $
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FinishDeleteRepositoryR uuid
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void $ addAlert $ remoteRemovalAlert desc button
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#else
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finishRemovingRemote _ uuid = void $ removeRemote uuid
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#endif
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