22 lines
843 B
Haskell
22 lines
843 B
Haskell
module System.Serverman.Actions.Env (OS(..), getOS) where
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import System.Process
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import Data.List
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import System.IO.Error
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import Data.Either
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data OS = Debian | Arch | Mac | Unknown deriving (Show, Eq)
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getOS = do
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arch_release <- tryIOError $ readProcessWithExitCode "/usr/bin/cat" ["/etc/os-release"] ""
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deb_release <- tryIOError $ readProcessWithExitCode "/usr/bin/cat" ["/etc/lsb-release"] ""
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mac_release <- tryIOError $ readProcessWithExitCode "/usr/bin/sw_vers" ["-productName"] ""
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let (_, release, _) = head $ rights [arch_release, deb_release, mac_release]
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distro
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| or $ map (`isInfixOf` release) ["ubuntu", "debian", "raspbian"] = Debian
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| "arch" `isInfixOf` release = Arch
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| "Mac" `isInfixOf` release = Mac
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| otherwise = Unknown
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return distro
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