git-annex/Types/GitConfig.hs
2013-01-28 00:33:19 +11:00

127 lines
4.2 KiB
Haskell

{- git-annex configuration
-
- Copyright 2012 Joey Hess <joey@kitenet.net>
-
- Licensed under the GNU GPL version 3 or higher.
-}
module Types.GitConfig (
GitConfig(..),
extractGitConfig,
RemoteGitConfig(..),
extractRemoteGitConfig,
) where
import Common
import qualified Git
import qualified Git.Config
import Utility.DataUnits
{- Main git-annex settings. Each setting corresponds to a git-config key
- such as annex.foo -}
data GitConfig = GitConfig
{ annexVersion :: Maybe String
, annexNumCopies :: Int
, annexDiskReserve :: Integer
, annexDirect :: Bool
, annexBackends :: [String]
, annexQueueSize :: Maybe Int
, annexBloomCapacity :: Maybe Int
, annexBloomAccuracy :: Maybe Int
, annexSshCaching :: Maybe Bool
, annexAlwaysCommit :: Bool
, annexDelayAdd :: Maybe Int
, annexHttpHeaders :: [String]
, annexHttpHeadersCommand :: Maybe String
, annexAutoCommit :: Bool
, annexWebOptions :: [String]
}
extractGitConfig :: Git.Repo -> GitConfig
extractGitConfig r = GitConfig
{ annexVersion = notempty $ getmaybe "version"
, annexNumCopies = get "numcopies" 1
, annexDiskReserve = fromMaybe onemegabyte $
readSize dataUnits =<< getmaybe "diskreserve"
, annexDirect = getbool "direct" False
, annexBackends = getwords "backends"
, annexQueueSize = getmayberead "queuesize"
, annexBloomCapacity = getmayberead "bloomcapacity"
, annexBloomAccuracy = getmayberead "bloomaccuracy"
, annexSshCaching = getmaybebool "sshcaching"
, annexAlwaysCommit = getbool "alwayscommit" True
, annexDelayAdd = getmayberead "delayadd"
, annexHttpHeaders = getlist "http-headers"
, annexHttpHeadersCommand = getmaybe "http-headers-command"
, annexAutoCommit = getbool "autocommit" True
, annexWebOptions = getwords "web-options"
}
where
get k def = fromMaybe def $ getmayberead k
getbool k def = fromMaybe def $ getmaybebool k
getmaybebool k = Git.Config.isTrue =<< getmaybe k
getmayberead k = readish =<< getmaybe k
getmaybe k = Git.Config.getMaybe (key k) r
getlist k = Git.Config.getList (key k) r
getwords k = fromMaybe [] $ words <$> getmaybe k
key k = "annex." ++ k
onemegabyte = 1000000
{- Per-remote git-annex settings. Each setting corresponds to a git-config
- key such as <remote>.annex-foo, or if that is not set, a default from
- annex.foo -}
data RemoteGitConfig = RemoteGitConfig
{ remoteAnnexCost :: Maybe Int
, remoteAnnexCostCommand :: Maybe String
, remoteAnnexIgnore :: Bool
, remoteAnnexSync :: Bool
, remoteAnnexTrustLevel :: Maybe String
, remoteAnnexStartCommand :: Maybe String
, remoteAnnexStopCommand :: Maybe String
-- these settings are specific to particular types of remotes
, remoteAnnexSshOptions :: [String]
, remoteAnnexRsyncOptions :: [String]
, remoteAnnexRsyncUrl :: Maybe String
, remoteAnnexBupRepo :: Maybe String
, remoteAnnexBupSplitOptions :: [String]
, remoteAnnexDirectory :: Maybe FilePath
, remoteAnnexHookType :: Maybe String
}
extractRemoteGitConfig :: Git.Repo -> String -> RemoteGitConfig
extractRemoteGitConfig r remotename = RemoteGitConfig
{ remoteAnnexCost = getmayberead "cost"
, remoteAnnexCostCommand = notempty $ getmaybe "cost-command"
, remoteAnnexIgnore = getbool "ignore" False
, remoteAnnexSync = getbool "sync" True
, remoteAnnexTrustLevel = notempty $ getmaybe "trustlevel"
, remoteAnnexStartCommand = notempty $ getmaybe "start-command"
, remoteAnnexStopCommand = notempty $ getmaybe "stop-command"
, remoteAnnexSshOptions = getoptions "ssh-options"
, remoteAnnexRsyncOptions = getoptions "rsync-options"
, remoteAnnexRsyncUrl = notempty $ getmaybe "rsyncurl"
, remoteAnnexBupRepo = getmaybe "buprepo"
, remoteAnnexBupSplitOptions = getoptions "bup-split-options"
, remoteAnnexDirectory = notempty $ getmaybe "directory"
, remoteAnnexHookType = notempty $ getmaybe "hooktype"
}
where
getbool k def = fromMaybe def $ getmaybebool k
getmaybebool k = Git.Config.isTrue =<< getmaybe k
getmayberead k = readish =<< getmaybe k
getmaybe k = maybe (Git.Config.getMaybe (key k) r) Just $
Git.Config.getMaybe (remotekey k) r
getoptions k = fromMaybe [] $ words <$> getmaybe k
key k = "annex." ++ k
remotekey k = "remote." ++ remotename ++ ".annex-" ++ k
notempty :: Maybe String -> Maybe String
notempty Nothing = Nothing
notempty (Just "") = Nothing
notempty (Just s) = Just s