102 lines
2.9 KiB
Haskell
102 lines
2.9 KiB
Haskell
{- git-annex command
|
|
-
|
|
- Copyright 2011-2020 Joey Hess <id@joeyh.name>
|
|
-
|
|
- Licensed under the GNU AGPL version 3 or higher.
|
|
-}
|
|
|
|
{-# LANGUAGE OverloadedStrings #-}
|
|
|
|
module Command.InitRemote where
|
|
|
|
import qualified Data.Map as M
|
|
|
|
import Command
|
|
import Annex.SpecialRemote
|
|
import qualified Remote
|
|
import qualified Logs.Remote
|
|
import qualified Types.Remote as R
|
|
import Annex.UUID
|
|
import Logs.UUID
|
|
import Logs.Remote
|
|
import Types.GitConfig
|
|
import Types.ProposedAccepted
|
|
import Config
|
|
|
|
cmd :: Command
|
|
cmd = command "initremote" SectionSetup
|
|
"creates a special (non-git) remote"
|
|
(paramPair paramName $ paramOptional $ paramRepeating paramKeyValue)
|
|
(seek <$$> optParser)
|
|
|
|
data InitRemoteOptions = InitRemoteOptions
|
|
{ cmdparams :: CmdParams
|
|
, sameas :: Maybe (DeferredParse UUID)
|
|
}
|
|
|
|
optParser :: CmdParamsDesc -> Parser InitRemoteOptions
|
|
optParser desc = InitRemoteOptions
|
|
<$> cmdParams desc
|
|
<*> optional parseSameasOption
|
|
|
|
parseSameasOption :: Parser (DeferredParse UUID)
|
|
parseSameasOption = parseUUIDOption <$> strOption
|
|
( long "sameas"
|
|
<> metavar (paramRemote `paramOr` paramDesc `paramOr` paramUUID)
|
|
<> help "new remote that accesses the same data"
|
|
<> completeRemotes
|
|
)
|
|
|
|
seek :: InitRemoteOptions -> CommandSeek
|
|
seek o = withWords (commandAction . (start o)) (cmdparams o)
|
|
|
|
start :: InitRemoteOptions -> [String] -> CommandStart
|
|
start _ [] = giveup "Specify a name for the remote."
|
|
start o (name:ws) = ifM (isJust <$> findExisting name)
|
|
( giveup $ "There is already a special remote named \"" ++ name ++
|
|
"\". (Use enableremote to enable an existing special remote.)"
|
|
, do
|
|
ifM (isJust <$> Remote.byNameOnly name)
|
|
( giveup $ "There is already a remote named \"" ++ name ++ "\""
|
|
, do
|
|
sameasuuid <- maybe
|
|
(pure Nothing)
|
|
(Just . Sameas <$$> getParsed)
|
|
(sameas o)
|
|
c <- newConfig name sameasuuid
|
|
(Logs.Remote.keyValToConfig Proposed ws)
|
|
<$> readRemoteLog
|
|
t <- either giveup return (findType c)
|
|
starting "initremote" (ActionItemOther (Just name)) $
|
|
perform t name c o
|
|
)
|
|
)
|
|
|
|
perform :: RemoteType -> String -> R.RemoteConfig -> InitRemoteOptions -> CommandPerform
|
|
perform t name c o = do
|
|
dummycfg <- liftIO dummyRemoteGitConfig
|
|
let c' = M.delete uuidField c
|
|
(c'', u) <- R.setup t R.Init (sameasu <|> uuidfromuser) Nothing c' dummycfg
|
|
next $ cleanup u name c'' o
|
|
where
|
|
uuidfromuser = case fromProposedAccepted <$> M.lookup uuidField c of
|
|
Just s
|
|
| isUUID s -> Just (toUUID s)
|
|
| otherwise -> giveup "invalid uuid"
|
|
Nothing -> Nothing
|
|
sameasu = toUUID . fromProposedAccepted <$> M.lookup sameasUUIDField c
|
|
|
|
uuidField :: R.RemoteConfigField
|
|
uuidField = Accepted "uuid"
|
|
|
|
cleanup :: UUID -> String -> R.RemoteConfig -> InitRemoteOptions -> CommandCleanup
|
|
cleanup u name c o = do
|
|
case sameas o of
|
|
Nothing -> do
|
|
describeUUID u (toUUIDDesc name)
|
|
Logs.Remote.configSet u c
|
|
Just _ -> do
|
|
cu <- liftIO genUUID
|
|
setConfig (remoteConfig c "config-uuid") (fromUUID cu)
|
|
Logs.Remote.configSet cu c
|
|
return True
|