propellor/src/Propellor/Types/OS.hs

38 lines
757 B
Haskell

module Propellor.Types.OS (
HostName,
UserName,
GroupName,
System(..),
Distribution(..),
DebianSuite(..),
isStable,
Release,
Architecture,
) where
import Network.BSD (HostName)
type UserName = String
type GroupName = String
-- | High level description of a operating system.
data System = System Distribution Architecture
deriving (Show, Eq)
data Distribution
= Debian DebianSuite
| Ubuntu Release
deriving (Show, Eq)
-- | Debian has several rolling suites, and a number of stable releases,
-- such as Stable "jessie".
data DebianSuite = Experimental | Unstable | Testing | Stable Release
deriving (Show, Eq)
isStable :: DebianSuite -> Bool
isStable (Stable _) = True
isStable _ = False
type Release = String
type Architecture = String