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module Propellor.PrivData.Paths where
import Utility.Exception
import System.FilePath
import Control.Applicative
import Prelude
privDataDir :: FilePath
privDataDir = "privdata"
privDataFile :: IO FilePath
privDataFile = allowRelocate $ privDataDir </> "privdata.gpg"
privDataKeyring :: IO FilePath
privDataKeyring = allowRelocate $ privDataDir </> "keyring.gpg"
privDataLocal :: FilePath
privDataLocal = privDataDir </> "local"
privDataRelay :: String -> FilePath
privDataRelay host = privDataDir </> "relay" </> host
-- Allow relocating files in privdata, by checking for a file
-- privdata/relocate, which contains the path to a subdirectory that
-- contains the files.
allowRelocate :: FilePath -> IO FilePath
allowRelocate f = reloc . lines
<$> catchDefaultIO "" (readFile (privDataDir </> "relocate"))
where
reloc (p:_) | not (null p) = privDataDir </> p </> takeFileName f
reloc _ = f
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