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{- Test runner
-
- Passed a git repository, makes a temporary clone of the git repository,
- corrupts part of it, then tries to repair it, and logs the result.
-}
module Main where
import Options.Applicative
import Common
import qualified Git.Construct
import qualified Git.Config
import qualified Git.Destroyer
import qualified Git.Repair
import qualified Git.Fsck
import Utility.Tmp
data Settings = Settings
{ originalGitRepo :: FilePath
, forced :: Bool
}
parseSettings :: Parser Settings
parseSettings = Settings
<$> argument str (metavar "REPO")
<*> switch forceopt
where
forceopt = long "force"
<> help "Force repair"
main :: IO ()
main = execParser opts >>= runTest
where
opts = info (helper <*> parseSettings) desc
desc = fullDesc
<> header "test-runner - test command in corrupted git repository"
runTest :: Settings -> IO ()
runTest settings = withTmpDir "tmprepo" $ \tmpdir -> do
let cloneloc = tmpdir </> "clone"
cloned <- boolSystem "git"
[ Param "clone"
, Param "--no-hardlinks"
, File (originalGitRepo settings)
, File cloneloc
]
unless cloned $
error $ "failed to clone " ++ originalGitRepo settings
-- Note that we read the config before destroying the repo.
-- Recovering from repos with a corrupted config is not currently
-- a goal.
g <- Git.Config.read =<< Git.Construct.fromPath cloneloc
damage <- Git.Destroyer.generateDamage
Git.Destroyer.applyDamage damage g
result <- catchMaybeIO $ Git.Repair.successfulRepair
<$> Git.Repair.runRepair (forced settings) g
case result of
Just True -> do
fsckok <- not . Git.Fsck.foundBroken
<$> Git.Fsck.findBroken False g
logTest damage result (Just fsckok)
if fsckok
then do
putStrLn "** repair succeeded"
exitSuccess
else do
putStrLn "** repair succeeded, but final fsck failed"
exitFailure
_ -> do
logTest damage result Nothing
putStrLn "** repair failed"
exitFailure
data TestLog = TestLog
{ damagelist :: [Git.Destroyer.Damage]
, resut :: Maybe Bool
, fsckresult :: Maybe Bool
}
deriving (Read, Show)
logTest :: [Git.Destroyer.Damage] -> Maybe Bool -> Maybe Bool -> IO ()
logTest damage result fsckok =
appendFile "test-runner.log" $
show (TestLog damage result fsckok) ++ "\n"
|
