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{-# LANGUAGE OverloadedStrings #-}
module Sproxy.Config
( BackendConf(..)
, ConfigFile(..)
, OAuth2Conf(..)
) where
import Control.Applicative (empty)
import Data.Aeson (FromJSON, parseJSON)
import Data.HashMap.Strict (HashMap)
import Data.Int (Int64)
import Data.Text (Text)
import Data.Word (Word16)
import Data.Yaml (Value(Object), (.!=), (.:), (.:?))
import Sproxy.Logging (LogLevel(Debug))
data ConfigFile = ConfigFile
{ cfListen :: Word16
, cfSsl :: Bool
, cfUser :: String
, cfHome :: FilePath
, cfLogLevel :: LogLevel
, cfSslCert :: Maybe FilePath
, cfSslKey :: Maybe FilePath
, cfSslCertChain :: [FilePath]
, cfKey :: Maybe String
, cfListen80 :: Maybe Bool
, cfHttpsPort :: Maybe Word16
, cfBackends :: [BackendConf]
, cfOAuth2 :: HashMap Text OAuth2Conf
, cfDataFile :: Maybe FilePath
, cfDatabase :: Maybe String
, cfPgPassFile :: Maybe FilePath
, cfHTTP2 :: Bool
} deriving (Show)
instance FromJSON ConfigFile where
parseJSON (Object m) =
ConfigFile <$> m .:? "listen" .!= 443 <*> m .:? "ssl" .!= True <*>
m .:? "user" .!= "sproxy" <*>
m .:? "home" .!= "." <*>
m .:? "log_level" .!= Debug <*>
m .:? "ssl_cert" <*>
m .:? "ssl_key" <*>
m .:? "ssl_cert_chain" .!= [] <*>
m .:? "key" <*>
m .:? "listen80" <*>
m .:? "https_port" <*>
m .: "backends" <*>
m .: "oauth2" <*>
m .:? "datafile" <*>
m .:? "database" <*>
m .:? "pgpassfile" <*>
m .:? "http2" .!= True
parseJSON _ = empty
data BackendConf = BackendConf
{ beName :: String
, beAddress :: String
, bePort :: Maybe Word16
, beSocket :: Maybe FilePath
, beCookieName :: String
, beCookieDomain :: Maybe String
, beCookieMaxAge :: Int64
, beConnCount :: Int
} deriving (Show)
instance FromJSON BackendConf where
parseJSON (Object m) =
BackendConf <$> m .:? "name" .!= "*" <*> m .:? "address" .!= "127.0.0.1" <*>
m .:? "port" <*>
m .:? "socket" <*>
m .:? "cookie_name" .!= "sproxy" <*>
m .:? "cookie_domain" <*>
m .:? "cookie_max_age" .!= (7 * 24 * 60 * 60) <*>
m .:? "conn_count" .!= 32
parseJSON _ = empty
data OAuth2Conf = OAuth2Conf
{ oa2ClientId :: String
, oa2ClientSecret :: String
} deriving (Show)
instance FromJSON OAuth2Conf where
parseJSON (Object m) =
OAuth2Conf <$> m .: "client_id" <*> m .: "client_secret"
parseJSON _ = empty
|
