hpath/test/Utils.hs

291 lines
7.0 KiB
Haskell

{-# LANGUAGE OverloadedStrings #-}
{-# LANGUAGE PackageImports #-}
module Utils where
import Control.Applicative
(
(<$>)
)
import Control.Monad
(
forM_
, void
)
import Control.Monad.IfElse
(
whenM
)
import qualified Data.ByteString as BS
import Data.IORef
(
newIORef
, readIORef
, writeIORef
, IORef
)
import HPath.IO
import HPath.IO.Errors
import Data.Maybe
(
fromJust
)
import qualified HPath as P
import System.IO.Unsafe
(
unsafePerformIO
)
import qualified System.Posix.Directory.Traversals as DT
import System.Posix.Env.ByteString
(
getEnv
)
import Data.ByteString
(
ByteString
)
import System.Posix.Files.ByteString
(
groupExecuteMode
, groupReadMode
, nullFileMode
, otherExecuteMode
, otherReadMode
, ownerExecuteMode
, ownerReadMode
, setFileMode
, unionFileModes
)
import qualified "unix" System.Posix.IO.ByteString as SPI
import qualified "unix-bytestring" System.Posix.IO.ByteString as SPB
baseTmpDir :: ByteString
baseTmpDir = "test/HPath/IO/tmp/"
tmpDir :: IORef ByteString
{-# NOINLINE tmpDir #-}
tmpDir = unsafePerformIO (newIORef baseTmpDir)
-----------------
--[ Utilities ]--
-----------------
setTmpDir :: ByteString -> IO ()
{-# NOINLINE setTmpDir #-}
setTmpDir bs = writeIORef tmpDir (baseTmpDir `BS.append` bs)
createTmpDir :: IO ()
{-# NOINLINE createTmpDir #-}
createTmpDir = do
pwd <- fromJust <$> getEnv "PWD" >>= P.parseAbs
tmp <- P.parseRel =<< readIORef tmpDir
void $ createDir newDirPerms (pwd P.</> tmp)
deleteTmpDir :: IO ()
{-# NOINLINE deleteTmpDir #-}
deleteTmpDir = do
pwd <- fromJust <$> getEnv "PWD" >>= P.parseAbs
tmp <- P.parseRel =<< readIORef tmpDir
void $ deleteDir (pwd P.</> tmp)
createBaseTmpDir :: IO ()
{-# NOINLINE createBaseTmpDir #-}
createBaseTmpDir = do
pwd <- fromJust <$> getEnv "PWD" >>= P.parseAbs
tmp <- P.parseRel baseTmpDir
void $ createDir newDirPerms (pwd P.</> tmp)
deleteBaseTmpDir :: IO ()
{-# NOINLINE deleteBaseTmpDir #-}
deleteBaseTmpDir = do
pwd <- fromJust <$> getEnv "PWD" >>= P.parseAbs
tmp <- P.parseRel baseTmpDir
contents <- getDirsFiles (pwd P.</> tmp)
forM_ contents deleteDir
void $ deleteDir (pwd P.</> tmp)
withRawTmpDir :: (P.Path P.Abs -> IO a) -> IO a
{-# NOINLINE withRawTmpDir #-}
withRawTmpDir f = do
pwd <- fromJust <$> getEnv "PWD" >>= P.parseAbs
tmp <- P.parseRel =<< readIORef tmpDir
f (pwd P.</> tmp)
getRawTmpDir :: IO ByteString
{-# NOINLINE getRawTmpDir #-}
getRawTmpDir = withRawTmpDir (return . flip BS.append "/" . P.fromAbs)
withTmpDir :: ByteString -> (P.Path P.Abs -> IO a) -> IO a
{-# NOINLINE withTmpDir #-}
withTmpDir ip f = do
pwd <- fromJust <$> getEnv "PWD" >>= P.parseAbs
tmp <- P.parseRel =<< readIORef tmpDir
p <- (pwd P.</> tmp P.</>) <$> P.parseRel ip
f p
withTmpDir' :: ByteString
-> ByteString
-> (P.Path P.Abs -> P.Path P.Abs -> IO a)
-> IO a
{-# NOINLINE withTmpDir' #-}
withTmpDir' ip1 ip2 f = do
pwd <- fromJust <$> getEnv "PWD" >>= P.parseAbs
tmp <- P.parseRel =<< readIORef tmpDir
p1 <- (pwd P.</> tmp P.</>) <$> P.parseRel ip1
p2 <- (pwd P.</> tmp P.</>) <$> P.parseRel ip2
f p1 p2
removeFileIfExists :: ByteString -> IO ()
{-# NOINLINE removeFileIfExists #-}
removeFileIfExists bs =
withTmpDir bs $ \p -> whenM (doesFileExist p) (deleteFile p)
removeDirIfExists :: ByteString -> IO ()
{-# NOINLINE removeDirIfExists #-}
removeDirIfExists bs =
withTmpDir bs $ \p -> whenM (doesDirectoryExist p) (deleteDirRecursive p)
copyFile' :: ByteString -> ByteString -> CopyMode -> IO ()
{-# NOINLINE copyFile' #-}
copyFile' inputFileP outputFileP cm =
withTmpDir' inputFileP outputFileP (\p1 p2 -> copyFile p1 p2 cm)
copyDirRecursive' :: ByteString -> ByteString
-> CopyMode -> RecursiveErrorMode -> IO ()
{-# NOINLINE copyDirRecursive' #-}
copyDirRecursive' inputDirP outputDirP cm rm =
withTmpDir' inputDirP outputDirP (\p1 p2 -> copyDirRecursive p1 p2 cm rm)
createDir' :: ByteString -> IO ()
{-# NOINLINE createDir' #-}
createDir' dest = withTmpDir dest (createDir newDirPerms)
createDirRecursive' :: ByteString -> IO ()
{-# NOINLINE createDirRecursive' #-}
createDirRecursive' dest = withTmpDir dest (createDirRecursive newDirPerms)
createRegularFile' :: ByteString -> IO ()
{-# NOINLINE createRegularFile' #-}
createRegularFile' dest = withTmpDir dest (createRegularFile newFilePerms)
createSymlink' :: ByteString -> ByteString -> IO ()
{-# NOINLINE createSymlink' #-}
createSymlink' dest sympoint = withTmpDir dest
(\x -> createSymlink x sympoint)
renameFile' :: ByteString -> ByteString -> IO ()
{-# NOINLINE renameFile' #-}
renameFile' inputFileP outputFileP =
withTmpDir' inputFileP outputFileP $ \i o -> do
renameFile i o
renameFile o i
moveFile' :: ByteString -> ByteString -> CopyMode -> IO ()
{-# NOINLINE moveFile' #-}
moveFile' inputFileP outputFileP cm =
withTmpDir' inputFileP outputFileP $ \i o -> do
moveFile i o cm
moveFile o i Strict
recreateSymlink' :: ByteString -> ByteString -> CopyMode -> IO ()
{-# NOINLINE recreateSymlink' #-}
recreateSymlink' inputFileP outputFileP cm =
withTmpDir' inputFileP outputFileP (\p1 p2 -> recreateSymlink p1 p2 cm)
noWritableDirPerms :: ByteString -> IO ()
{-# NOINLINE noWritableDirPerms #-}
noWritableDirPerms path = withTmpDir path $ \p ->
setFileMode (P.fromAbs p) perms
where
perms = ownerReadMode
`unionFileModes` ownerExecuteMode
`unionFileModes` groupReadMode
`unionFileModes` groupExecuteMode
`unionFileModes` otherReadMode
`unionFileModes` otherExecuteMode
noPerms :: ByteString -> IO ()
{-# NOINLINE noPerms #-}
noPerms path = withTmpDir path $ \p -> setFileMode (P.fromAbs p) nullFileMode
normalDirPerms :: ByteString -> IO ()
{-# NOINLINE normalDirPerms #-}
normalDirPerms path =
withTmpDir path $ \p -> setFileMode (P.fromAbs p) newDirPerms
getFileType' :: ByteString -> IO FileType
{-# NOINLINE getFileType' #-}
getFileType' path = withTmpDir path getFileType
getDirsFiles' :: ByteString -> IO [P.Path P.Abs]
{-# NOINLINE getDirsFiles' #-}
getDirsFiles' path = withTmpDir path getDirsFiles
deleteFile' :: ByteString -> IO ()
{-# NOINLINE deleteFile' #-}
deleteFile' p = withTmpDir p deleteFile
deleteDir' :: ByteString -> IO ()
{-# NOINLINE deleteDir' #-}
deleteDir' p = withTmpDir p deleteDir
deleteDirRecursive' :: ByteString -> IO ()
{-# NOINLINE deleteDirRecursive' #-}
deleteDirRecursive' p = withTmpDir p deleteDirRecursive
canonicalizePath' :: ByteString -> IO (P.Path P.Abs)
{-# NOINLINE canonicalizePath' #-}
canonicalizePath' p = withTmpDir p canonicalizePath
writeFile' :: ByteString -> ByteString -> IO ()
{-# NOINLINE writeFile' #-}
writeFile' ip bs =
withTmpDir ip $ \p -> do
fd <- SPI.openFd (P.fromAbs p) SPI.WriteOnly Nothing
SPI.defaultFileFlags
_ <- SPB.fdWrite fd bs
SPI.closeFd fd
allDirectoryContents' :: ByteString -> IO [ByteString]
{-# NOINLINE allDirectoryContents' #-}
allDirectoryContents' ip =
withTmpDir ip $ \p -> DT.allDirectoryContents' (P.fromAbs p)