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-- | Maintainer: 2016 Evan Cofsky <evan@theunixman.com>
--
-- FreeBSD pkgng properties
{-# Language ScopedTypeVariables, GeneralizedNewtypeDeriving, DeriveDataTypeable #-}
module Propellor.Property.FreeBSD.Pkg where
import Propellor.Base
import Propellor.Types.Info
noninteractiveEnv :: [([Char], [Char])]
noninteractiveEnv = [("ASSUME_ALWAYS_YES", "yes")]
pkgCommand :: String -> [String] -> (String, [String])
pkgCommand cmd args = ("pkg", (cmd:args))
runPkg :: String -> [String] -> IO [String]
runPkg cmd args =
let
(p, a) = pkgCommand cmd args
in
lines <$> readProcess p a
pkgCmdProperty :: String -> [String] -> UncheckedProperty FreeBSD
pkgCmdProperty cmd args = tightenTargets $
let
(p, a) = pkgCommand cmd args
in
cmdPropertyEnv p a noninteractiveEnv
pkgCmd :: String -> [String] -> IO [String]
pkgCmd cmd args =
let
(p, a) = pkgCommand cmd args
in
lines <$> readProcessEnv p a (Just noninteractiveEnv)
newtype PkgUpdate = PkgUpdate String
deriving (Typeable, Monoid, Show)
instance IsInfo PkgUpdate where
propagateInfo _ = False
pkgUpdated :: PkgUpdate -> Bool
pkgUpdated (PkgUpdate _) = True
update :: Property (HasInfo + FreeBSD)
update =
let
upd = pkgCmd "update" []
go = ifM (pkgUpdated <$> askInfo) ((noChange), (liftIO upd >> return MadeChange))
in
(property "pkg update has run" go :: Property FreeBSD)
`setInfoProperty` (toInfo (PkgUpdate ""))
newtype PkgUpgrade = PkgUpgrade String
deriving (Typeable, Monoid, Show)
instance IsInfo PkgUpgrade where
propagateInfo _ = False
pkgUpgraded :: PkgUpgrade -> Bool
pkgUpgraded (PkgUpgrade _) = True
upgrade :: Property (HasInfo + FreeBSD)
upgrade =
let
upd = pkgCmd "upgrade" []
go = ifM (pkgUpgraded <$> askInfo) ((noChange), (liftIO upd >> return MadeChange))
in
(property "pkg upgrade has run" go :: Property FreeBSD)
`setInfoProperty` (toInfo (PkgUpdate ""))
`requires` update
type Package = String
installed :: Package -> Property FreeBSD
installed pkg = check (isInstallable pkg) $ pkgCmdProperty "install" [pkg]
isInstallable :: Package -> IO Bool
isInstallable p = (not <$> isInstalled p) <&&> exists p
isInstalled :: Package -> IO Bool
isInstalled p = (runPkg "info" [p] >> return True)
`catchIO` (\_ -> return False)
exists :: Package -> IO Bool
exists p = (runPkg "search" ["--search", "name", "--exact", p] >> return True)
`catchIO` (\_ -> return False)
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