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Check if image exists before building

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Manuel 2021-05-12 07:10:15 +02:00
parent c186ecf521
commit 1b8c2eea8d
Signed by: Manuel
GPG key ID: 4085037435E1F07A
1 changed files with 12 additions and 6 deletions
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18
src/Myriad/Docker.hs
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@ -40,13 +40,19 @@ data EvalResult
buildImage :: Language -> Myriad () buildImage :: Language -> Myriad ()
buildImage lang = do buildImage lang = do
env <- ask env <- ask
logInfo ["Building image ", cs $ imageName lang] logInfo ["Checking for image ", cs $ imageName lang]
exec_ ["docker build -t ", imageName lang, " ", cs (env ^. #languagesDir) </> cs (lang ^. #name)] res <- try $ exec ["docker images -q ", imageName lang]
setupQSems case res of
logInfo ["Built image ", cs $ imageName lang] Left (SomeException err) -> logError ["An exception occured when checking for image ", cs $ imageName lang, ":\n", cs $ show err]
when (env ^. #config % #prepareContainers) . void $ setupContainer lang Right s -> do
when (BL.null s) . void $ do -- If string is empty that means the image does not yet exist
logInfo ["Building image ", cs $ imageName lang]
exec_ ["docker build -t ", imageName lang, " ", cs (env ^. #languagesDir) </> cs (lang ^. #name)]
logInfo ["Built image ", cs $ imageName lang]
setupQSems
when (env ^. #config % #prepareContainers) . void $ setupContainer lang
where where
setupQSems :: Myriad () setupQSems :: Myriad ()
setupQSems = do setupQSems = do
env <- ask env <- ask
csem <- newQSem 1 -- We only want one container to be set up at a time csem <- newQSem 1 -- We only want one container to be set up at a time