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|
{- git-annex command
-
- Copyright 2013-2016 Joey Hess <id@joeyh.name>
-
- Licensed under the GNU GPL version 3 or higher.
-}
module Command.EnableRemote where
import Command
import qualified Annex
import qualified Logs.Remote
import qualified Types.Remote as R
import qualified Git
import qualified Git.Types as Git
import qualified Annex.SpecialRemote
import qualified Remote
import qualified Types.Remote as Remote
import qualified Remote.Git
import Logs.UUID
import Annex.UUID
import Config
import Config.DynamicConfig
import Types.GitConfig
import qualified Data.Map as M
cmd :: Command
cmd = command "enableremote" SectionSetup
"enables git-annex to use a remote"
(paramPair paramName $ paramOptional $ paramRepeating paramKeyValue)
(withParams seek)
seek :: CmdParams -> CommandSeek
seek = withWords start
start :: [String] -> CommandStart
start [] = unknownNameError "Specify the remote to enable."
start (name:rest) = go =<< filter matchingname <$> Annex.getGitRemotes
where
matchingname r = Git.remoteName r == Just name
go [] = startSpecialRemote name (Logs.Remote.keyValToConfig rest)
=<< Annex.SpecialRemote.findExisting name
go (r:_) = do
-- This could be either a normal git remote or a special
-- remote that has an url (eg gcrypt).
rs <- Remote.remoteList
case filter (\rmt -> Remote.name rmt == name) rs of
(rmt:_) | Remote.remotetype rmt == Remote.Git.remote ->
startNormalRemote name rest r
_ -> go []
-- Normal git remotes are special-cased; enableremote retries probing
-- the remote uuid.
startNormalRemote :: Git.RemoteName -> [String] -> Git.Repo -> CommandStart
startNormalRemote name restparams r
| null restparams = do
showStart' "enableremote" (Just name)
next $ next $ do
setRemoteIgnore r False
r' <- Remote.Git.configRead False r
u <- getRepoUUID r'
return $ u /= NoUUID
| otherwise = giveup $
"That is a normal git remote; passing these parameters does not make sense: " ++ unwords restparams
startSpecialRemote :: Git.RemoteName -> Remote.RemoteConfig -> Maybe (UUID, Remote.RemoteConfig) -> CommandStart
startSpecialRemote name config Nothing = do
m <- Annex.SpecialRemote.specialRemoteMap
confm <- Logs.Remote.readRemoteLog
Remote.nameToUUID' name >>= \case
Right u | u `M.member` m ->
startSpecialRemote name config $
Just (u, fromMaybe M.empty (M.lookup u confm))
_ -> unknownNameError "Unknown remote name."
startSpecialRemote name config (Just (u, c)) = do
let fullconfig = config `M.union` c
t <- either giveup return (Annex.SpecialRemote.findType fullconfig)
showStart' "enableremote" (Just name)
gc <- maybe (liftIO dummyRemoteGitConfig)
(return . Remote.gitconfig)
=<< Remote.byUUID u
next $ performSpecialRemote t u c fullconfig gc
performSpecialRemote :: RemoteType -> UUID -> R.RemoteConfig -> R.RemoteConfig -> RemoteGitConfig -> CommandPerform
performSpecialRemote t u oldc c gc = do
(c', u') <- R.setup t (R.Enable oldc) (Just u) Nothing c gc
next $ cleanupSpecialRemote u' c'
cleanupSpecialRemote :: UUID -> R.RemoteConfig -> CommandCleanup
cleanupSpecialRemote u c = do
Logs.Remote.configSet u c
Remote.byUUID u >>= \case
Nothing -> noop
Just r -> setRemoteIgnore (R.repo r) False
return True
unknownNameError :: String -> Annex a
unknownNameError prefix = do
m <- Annex.SpecialRemote.specialRemoteMap
descm <- M.unionWith Remote.addName <$> uuidMap <*> pure m
specialmsg <- if M.null m
then pure "(No special remotes are currently known; perhaps use initremote instead?)"
else Remote.prettyPrintUUIDsDescs
"known special remotes"
descm (M.keys m)
disabledremotes <- filterM isdisabled =<< Annex.getGitRemotes
let remotesmsg = unlines $ map ("\t" ++) $
mapMaybe Git.remoteName disabledremotes
giveup $ concat $ filter (not . null) [prefix ++ "\n", remotesmsg, specialmsg]
where
isdisabled r = anyM id
[ (==) NoUUID <$> getRepoUUID r
, liftIO . getDynamicConfig . remoteAnnexIgnore
=<< Annex.getRemoteGitConfig r
]
|
