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+module Propellor.Property.Docker where
+
+import Propellor.Common
+import qualified Propellor.Property.File as File
+import qualified Propellor.Property.Apt as Apt
+
+{- | Configures docker with an authentication file, so that images can be
+ - pushed to index.docker.io. -}
+configured :: Property
+configured = Property "docker configured" go `requires` installed
+ where
+ go = withPrivData DockerAuthentication $ \cfg -> ensureProperty $
+ "/root/.dockercfg" `File.hasContent` (lines cfg)
+
+installed :: Property
+installed = Apt.installed ["docker.io"]