ghcup-hs/app/ghcup-gen/Validate.hs

298 lines
10 KiB
Haskell

{-# LANGUAGE CPP #-}
{-# LANGUAGE DataKinds #-}
{-# LANGUAGE FlexibleContexts #-}
{-# LANGUAGE QuasiQuotes #-}
{-# LANGUAGE TemplateHaskell #-}
{-# LANGUAGE TypeApplications #-}
{-# LANGUAGE ViewPatterns #-}
module Validate where
import GHCup
import GHCup.Download
import GHCup.Errors
import GHCup.Platform
import GHCup.Types hiding ( LeanAppState (..) )
import GHCup.Types.Optics
import GHCup.Utils
import GHCup.Utils.Logger
import GHCup.Utils.Version.QQ
#if defined(TAR)
import qualified Codec.Archive.Tar as Tar
#else
import Codec.Archive
#endif
import Control.Applicative
import Control.Exception.Safe
import Control.Monad
import Control.Monad.IO.Class
import Control.Monad.Logger
import Control.Monad.Reader.Class
import Control.Monad.Trans.Class ( lift )
import Control.Monad.Trans.Reader ( runReaderT )
import Control.Monad.Trans.Resource ( runResourceT
, MonadUnliftIO
)
import Data.Containers.ListUtils ( nubOrd )
import Data.IORef
import Data.List
import Data.String.Interpolate
import Data.Versions
import Haskus.Utils.Variant.Excepts
import Optics
import System.FilePath
import System.Exit
import System.IO
import Text.ParserCombinators.ReadP
import Text.PrettyPrint.HughesPJClass ( prettyShow )
import Text.Regex.Posix
import qualified Data.ByteString as B
import qualified Data.Map.Strict as M
import qualified Data.Text as T
import qualified Data.Version as V
data ValidationError = InternalError String
deriving Show
instance Exception ValidationError
addError :: (MonadReader (IORef Int) m, MonadIO m, Monad m) => m ()
addError = do
ref <- ask
liftIO $ modifyIORef ref (+ 1)
validate :: (Monad m, MonadLogger m, MonadThrow m, MonadIO m, MonadUnliftIO m)
=> GHCupDownloads
-> M.Map GlobalTool DownloadInfo
-> m ExitCode
validate dls _ = do
ref <- liftIO $ newIORef 0
-- verify binary downloads --
flip runReaderT ref $ do
-- unique tags
forM_ (M.toList dls) $ \(t, _) -> checkUniqueTags t
-- required platforms
forM_ (M.toList dls) $ \(t, versions) ->
forM_ (M.toList versions) $ \(v, vi) ->
forM_ (M.toList $ _viArch vi) $ \(arch, pspecs) -> do
checkHasRequiredPlatforms t v (_viTags vi) arch (M.keys pspecs)
checkGHCVerIsValid
forM_ (M.toList dls) $ \(t, _) -> checkMandatoryTags t
_ <- checkGHCHasBaseVersion
-- exit
e <- liftIO $ readIORef ref
if e > 0
then pure $ ExitFailure e
else do
lift $ $(logInfo) [i|All good|]
pure ExitSuccess
where
checkHasRequiredPlatforms t v tags arch pspecs = do
let v' = prettyVer v
arch' = prettyShow arch
when (notElem (Linux UnknownLinux) pspecs) $ do
lift $ $(logError)
[i|Linux UnknownLinux missing for for #{t} #{v'} #{arch'}|]
addError
when ((notElem Darwin pspecs) && arch == A_64) $ do
lift $ $(logError) [i|Darwin missing for #{t} #{v'} #{arch'}|]
addError
when ((notElem FreeBSD pspecs) && arch == A_64) $ lift $ $(logWarn)
[i|FreeBSD missing for #{t} #{v'} #{arch'}|]
when (notElem Windows pspecs && arch == A_64) $ do
lift $ $(logError)
[i|Windows missing for for #{t} #{v'} #{arch'}|]
addError
-- alpine needs to be set explicitly, because
-- we cannot assume that "Linux UnknownLinux" runs on Alpine
-- (although it could be static)
when (notElem (Linux Alpine) pspecs) $
case t of
GHCup | arch `elem` [A_64, A_32] -> lift ($(logError) [i|Linux Alpine missing for #{t} #{v'} #{arch}|]) >> addError
Cabal | v > [vver|2.4.1.0|]
, arch `elem` [A_64, A_32] -> lift ($(logError) [i|Linux Alpine missing for #{t} #{v'} #{arch'}|]) >> addError
GHC | Latest `elem` tags || Recommended `elem` tags
, arch `elem` [A_64, A_32] -> lift ($(logError) [i|Linux Alpine missing for #{t} #{v'} #{arch'}|])
_ -> lift $ $(logWarn) [i|Linux Alpine missing for #{t} #{v'} #{arch'}|]
checkUniqueTags tool = do
let allTags = join $ M.elems $ availableToolVersions dls tool
let nonUnique =
fmap fst
. filter (\(_, b) -> not b)
<$> ( mapM
(\case
[] -> throwM $ InternalError "empty inner list"
(t : ts) ->
pure $ (t, ) (not (isUniqueTag t) || null ts)
)
. group
. sort
$ allTags
)
case join nonUnique of
[] -> pure ()
xs -> do
lift $ $(logError) [i|Tags not unique for #{tool}: #{xs}|]
addError
where
isUniqueTag Latest = True
isUniqueTag Recommended = True
isUniqueTag Old = False
isUniqueTag Prerelease = False
isUniqueTag (Base _) = False
isUniqueTag (UnknownTag _) = False
checkGHCVerIsValid = do
let ghcVers = toListOf (ix GHC % to M.keys % folded) dls
forM_ ghcVers $ \v ->
case [ x | (x,"") <- readP_to_S V.parseVersion (T.unpack . prettyVer $ v) ] of
[_] -> pure ()
_ -> do
lift $ $(logError) [i|GHC version #{v} is not valid |]
addError
-- a tool must have at least one of each mandatory tags
checkMandatoryTags tool = do
let allTags = join $ M.elems $ availableToolVersions dls tool
forM_ [Latest, Recommended] $ \t -> case elem t allTags of
False -> do
lift $ $(logError) [i|Tag #{t} missing from #{tool}|]
addError
True -> pure ()
-- all GHC versions must have a base tag
checkGHCHasBaseVersion = do
let allTags = M.toList $ availableToolVersions dls GHC
forM allTags $ \(ver, tags) -> case any isBase tags of
False -> do
lift $ $(logError) [i|Base tag missing from GHC ver #{ver}|]
addError
True -> pure ()
isBase (Base _) = True
isBase _ = False
data TarballFilter = TarballFilter
{ tfTool :: Either GlobalTool (Maybe Tool)
, tfVersion :: Regex
}
validateTarballs :: ( Monad m
, MonadLogger m
, MonadThrow m
, MonadIO m
, MonadUnliftIO m
, MonadMask m
, Alternative m
, MonadFail m
)
=> TarballFilter
-> GHCupDownloads
-> M.Map GlobalTool DownloadInfo
-> m ExitCode
validateTarballs (TarballFilter etool versionRegex) dls gt = do
ref <- liftIO $ newIORef 0
flip runReaderT ref $ do
-- download/verify all tarballs
let dlis = either (const []) (\tool -> nubOrd $ dls ^.. each %& indices (maybe (const True) (==) tool) %> each %& indices (matchTest versionRegex . T.unpack . prettyVer) % (viSourceDL % _Just `summing` viArch % each % each % each)) etool
let gdlis = nubOrd $ gt ^.. each
let allDls = either (const gdlis) (const dlis) etool
when (null allDls) $ $(logError) [i|no tarballs selected by filter|] *> addError
forM_ allDls downloadAll
-- exit
e <- liftIO $ readIORef ref
if e > 0
then pure $ ExitFailure e
else do
lift $ $(logInfo) [i|All good|]
pure ExitSuccess
where
runLogger = myLoggerT LoggerConfig { lcPrintDebug = True
, colorOutter = B.hPut stderr
, rawOutter = \_ -> pure ()
}
downloadAll dli = do
dirs <- liftIO getAllDirs
pfreq <- (
runLogger . runE @'[NoCompatiblePlatform, NoCompatibleArch, DistroNotFound] . liftE $ platformRequest
) >>= \case
VRight r -> pure r
VLeft e -> do
lift $ runLogger
($(logError) $ T.pack $ prettyShow e)
liftIO $ exitWith (ExitFailure 2)
let appstate = AppState (Settings True False Never Curl False GHCupURL False) dirs defaultKeyBindings (GHCupInfo mempty mempty mempty) pfreq
r <-
runLogger
. flip runReaderT appstate
. runResourceT
. runE @'[DigestError
, DownloadFailed
, UnknownArchive
#if defined(TAR)
, Tar.FormatError
#else
, ArchiveResult
#endif
]
$ do
case etool of
Right (Just GHCup) -> do
tmpUnpack <- lift mkGhcupTmpDir
_ <- liftE $ download (_dlUri dli) (Just (_dlHash dli)) tmpUnpack Nothing False
pure Nothing
Right _ -> do
p <- liftE $ downloadCached dli Nothing
fmap (Just . head . splitDirectories . head)
. liftE
. getArchiveFiles
$ p
Left ShimGen -> do
tmpUnpack <- lift mkGhcupTmpDir
_ <- liftE $ download (_dlUri dli) (Just (_dlHash dli)) tmpUnpack Nothing False
pure Nothing
case r of
VRight (Just basePath) -> do
case _dlSubdir dli of
Just (RealDir prel) -> do
lift $ $(logInfo)
[i|verifying subdir: #{prel}|]
when (basePath /= prel) $ do
lift $ $(logError)
[i|Subdir doesn't match: expected "#{prel}", got "#{basePath}"|]
addError
Just (RegexDir regexString) -> do
lift $ $(logInfo)
[i|verifying subdir (regex): #{regexString}|]
let regex = makeRegexOpts
compIgnoreCase
execBlank
regexString
when (not (match regex basePath)) $ do
lift $ $(logError)
[i|Subdir doesn't match: expected regex "#{regexString}", got "#{basePath}"|]
addError
Nothing -> pure ()
VRight Nothing -> pure ()
VLeft e -> do
lift $ $(logError)
[i|Could not download (or verify hash) of #{dli}, Error was: #{prettyShow e}|]
addError