git-annex/Assistant/Gpg.hs
Joey Hess 588494cbce webapp: Support storing encrypted git repositories on rsync.net.
Does not yet support re-enabling such a repository though.

This commit was sponsored by Jan Pieper.
2013-09-26 16:43:00 -04:00

36 lines
1.1 KiB
Haskell

{- git-annex assistant gpg stuff
-
- Copyright 2013 Joey Hess <joey@kitenet.net>
-
- Licensed under the GNU AGPL version 3 or higher.
-}
{-# LANGUAGE QuasiQuotes, TemplateHaskell, OverloadedStrings #-}
module Assistant.Gpg where
import Utility.Gpg
import Utility.UserInfo
import Types.Remote (RemoteConfigKey)
import qualified Data.Map as M
{- Generates a gpg user id that is not used by any existing secret key -}
newUserId :: IO UserId
newUserId = do
oldkeys <- secretKeys
username <- myUserName
let basekeyname = username ++ "'s git-annex encryption key"
return $ Prelude.head $ filter (\n -> M.null $ M.filter (== n) oldkeys)
( basekeyname
: map (\n -> basekeyname ++ show n) ([2..] :: [Int])
)
data EnableEncryption = HybridEncryption | SharedEncryption | NoEncryption
deriving (Eq)
{- Generates Remote configuration for encryption. -}
configureEncryption :: EnableEncryption -> (RemoteConfigKey, String)
configureEncryption SharedEncryption = ("encryption", "shared")
configureEncryption NoEncryption = ("encryption", "none")
configureEncryption HybridEncryption = ("encryption", "hybrid")