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module Propellor.Property.Nginx where
import Propellor
import qualified Propellor.Property.File as File
import qualified Propellor.Property.Apt as Apt
import qualified Propellor.Property.Service as Service
type ConfigFile = [String]
siteEnabled :: HostName -> ConfigFile -> RevertableProperty
siteEnabled hn cf = RevertableProperty enable disable
where
enable = trivial (cmdProperty "ln" ["-s", siteValRelativeCfg hn, siteVal hn])
`describe` ("nginx site enabled " ++ hn)
`requires` siteAvailable hn cf
`requires` installed
`onChange` reloaded
disable = trivial $
("nginx site disabled " ++ hn) ==>
File.notPresent (siteCfg hn)
`onChange` cmdProperty "rm" [siteVal hn]
`requires` installed
`onChange` reloaded
siteAvailable :: HostName -> ConfigFile -> Property
siteAvailable hn cf = ("nginx site available " ++ hn) ==>
siteCfg hn `File.hasContent` (comment : cf)
where
comment = "# deployed with propellor, do not modify"
siteCfg :: HostName -> FilePath
siteCfg hn = "/etc/nginx/sites-available/" ++ hn
siteVal :: HostName -> FilePath
siteVal hn = "/etc/nginx/sites-enabled/" ++ hn
siteValRelativeCfg :: HostName -> FilePath
siteValRelativeCfg hn = "../sites-available/" ++ hn
installed :: Property
installed = Apt.installed ["nginx"]
restarted :: Property
restarted = Service.restarted "nginx"
reloaded :: Property
reloaded = Service.reloaded "nginx"
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