module Hadolint.Rule.DL3028 (rule) where import qualified Data.Text as Text import Hadolint.Rule import Hadolint.Shell (ParsedShell) import qualified Hadolint.Shell as Shell import Language.Docker.Syntax (Instruction (..), RunArgs (..)) rule :: Rule ParsedShell rule :: Rule ParsedShell rule = RuleCode -> DLSeverity -> Text -> (Instruction ParsedShell -> Bool) -> Rule ParsedShell forall args. RuleCode -> DLSeverity -> Text -> (Instruction args -> Bool) -> Rule args simpleRule RuleCode code DLSeverity severity Text message Instruction ParsedShell -> Bool check where code :: RuleCode code = RuleCode "DL3028" severity :: DLSeverity severity = DLSeverity DLWarningC message :: Text message = Text "Pin versions in gem install. Instead of `gem install <gem>` use `gem \ \install <gem>:<version>`" check :: Instruction ParsedShell -> Bool check (Run (RunArgs Arguments ParsedShell args RunFlags _)) = (ParsedShell -> Bool) -> Arguments ParsedShell -> Bool forall a b. (a -> b) -> Arguments a -> b foldArguments ((Text -> Bool) -> [Text] -> Bool forall (t :: * -> *) a. Foldable t => (a -> Bool) -> t a -> Bool all Text -> Bool versionFixed ([Text] -> Bool) -> (ParsedShell -> [Text]) -> ParsedShell -> Bool forall b c a. (b -> c) -> (a -> b) -> a -> c . ParsedShell -> [Text] gems) Arguments ParsedShell args check Instruction ParsedShell _ = Bool True versionFixed :: Text -> Bool versionFixed Text package = Text ":" Text -> Text -> Bool `Text.isInfixOf` Text package {-# INLINEABLE rule #-} gems :: Shell.ParsedShell -> [Text.Text] gems :: ParsedShell -> [Text] gems ParsedShell shell = [ Text arg | Command cmd <- ParsedShell -> [Command] Shell.presentCommands ParsedShell shell, Text -> [Text] -> Command -> Bool Shell.cmdHasArgs Text "gem" [Text "install", Text "i"] Command cmd, Bool -> Bool not (Text -> [Text] -> Command -> Bool Shell.cmdHasArgs Text "gem" [Text "-v"] Command cmd), Bool -> Bool not (Text -> [Text] -> Command -> Bool Shell.cmdHasArgs Text "gem" [Text "--version"] Command cmd), Bool -> Bool not (Text -> Text -> Command -> Bool Shell.cmdHasPrefixArg Text "gem" Text "--version=" Command cmd), Text arg <- Command -> [Text] Shell.getArgsNoFlags Command cmd, Text arg Text -> Text -> Bool forall a. Eq a => a -> a -> Bool /= Text "install", Text arg Text -> Text -> Bool forall a. Eq a => a -> a -> Bool /= Text "i", Text arg Text -> Text -> Bool forall a. Eq a => a -> a -> Bool /= Text "--" ]