+{-# LANGUAGE
+ CPP
+ , OverloadedStrings
+ , UnicodeSyntax
+ #-}
+-- |Configurations for the Lucu httpd.
module Network.HTTP.Lucu.Config
( Config(..)
- , defaultConfig -- Config
+#if defined(HAVE_SSL)
+ , SSLConfig(..)
+#endif
+ , defaultConfig
)
where
-
+import Data.Ascii (Ascii)
+import Data.CaseInsensitive (CI)
+import qualified Data.CaseInsensitive as CI
+import Data.Text (Text)
+import qualified Data.Text as T
import Network
import Network.BSD
+import Network.HTTP.Lucu.MIMEType.Guess
+import Network.HTTP.Lucu.MIMEType.DefaultExtensionMap
+#if defined(HAVE_SSL)
+import OpenSSL.Session
+#endif
import System.IO.Unsafe
+-- |Configuration record for to run the httpd.
data Config = Config {
- cnfServerSoftware :: String
- , cnfServerHost :: HostName
- , cnfServerPort :: PortID
- , cnfMaxPipelineDepth :: Int
- , cnfMaxEntityLength :: Int
- , cnfMaxURILength :: Int
+
+ -- |A banner string to be sent to clients with \"Server\" response
+ -- header field.
+ cnfServerSoftware ∷ !Ascii
+
+ -- |The host name of the server. This value will be used in
+ -- built-in pages like \"404 Not Found\".
+ , cnfServerHost ∷ !(CI Text)
+
+ -- |A port number (or a service name) to listen to HTTP clients.
+ , cnfServerPort ∷ !ServiceName
+
+ -- |Local IPv4 address to listen to both HTTP and HTTPS
+ -- clients. Set this to @('Just' "0.0.0.0")@ if you want to accept
+ -- any IPv4 connections. Set this to 'Nothing' to disable IPv4.
+ , cnfServerV4Addr ∷ !(Maybe HostName)
+
+ -- |Local IPv6 address to listen to both HTTP and HTTPS
+ -- clients. Set this to @('Just' "::")@ if you want to accept any
+ -- IPv6 connections. Set this to 'Nothing' to disable IPv6. Note
+ -- that there is currently no ways to assign separate ports to
+ -- IPv4 and IPv6 server sockets (but I don't think that will be a
+ -- problem.)
+ , cnfServerV6Addr ∷ !(Maybe HostName)
+
+#if defined(HAVE_SSL)
+ -- |Configuration for HTTPS connections. Set this 'Nothing' to
+ -- disable HTTPS.
+ , cnfSSLConfig ∷ !(Maybe SSLConfig)
+#endif
+
+ -- |The maximum number of requests to simultaneously accept in one
+ -- connection. If a client exceeds this limitation, its last
+ -- request won't be processed until a response for its earliest
+ -- pending request is sent back to the client.
+ , cnfMaxPipelineDepth ∷ !Int
+
+ -- |The maximum length of request entity to accept in octets. Note
+ -- that this is nothing but a default value used by
+ -- 'Network.HTTP.Lucu.Resource.getForm' and such when they are
+ -- applied to 'Nothing', so there is no guarantee that this value
+ -- always constrains all the requests.
+ , cnfMaxEntityLength ∷ !Int
+
+ -- |Whether to dump too late abortions to the stderr or not. See
+ -- 'Network.HTTP.Lucu.Abortion.abort'.
+ , cnfDumpTooLateAbortionToStderr ∷ !Bool
+
+ -- |A mapping table from file extensions to MIME Types. This value
+ -- is used by 'Network.HTTP.Lucu.StaticFile.staticFile' to guess
+ -- the MIME Type of static files. Note that MIME Types are
+ -- currently guessed only by file name.
+ --
+ -- Guessing by file magic might be a good idea but that's not
+ -- implemented (yet).
+ , cnfExtToMIMEType ∷ !ExtMap
}
+#if defined(HAVE_SSL)
+-- |Configuration record for HTTPS connections.
+data SSLConfig
+ = SSLConfig {
+ -- |A port number (or a service name) to listen to HTTPS
+ -- clients. Local addresses (both for IPv4 and IPv6) will be
+ -- derived from the parent 'Config'.
+ sslServerPort ∷ !ServiceName
+
+ -- |An SSL context for accepting connections. You must set it
+ -- up yourself with at least a server certification.
+ , sslContext ∷ !SSLContext
+ }
+#endif
+
+-- |The default configuration. Generally you can use this value as-is,
+-- or possibly you just want to replace the 'cnfServerSoftware' and
+-- 'cnfServerPort'. SSL connections are disabled by default.
+defaultConfig ∷ Config
defaultConfig = Config {
- cnfServerSoftware = "Lucu/1.0"
- , cnfServerHost = unsafePerformIO getHostName
- , cnfServerPort = Service "http"
- , cnfMaxPipelineDepth = 100
- , cnfMaxEntityLength = 16 * 1024 * 1024 -- 16 MiB
- , cnfMaxURILength = 4 * 1024 -- 4 KiB
- }
\ No newline at end of file
+ cnfServerSoftware = "Lucu/1.0"
+ , cnfServerHost = CI.mk $ T.pack $ unsafePerformIO getHostName
+ , cnfServerPort = "http"
+ , cnfServerV4Addr = Just "0.0.0.0"
+ , cnfServerV6Addr = Just "::"
+#if defined(HAVE_SSL)
+ , cnfSSLConfig = Nothing
+#endif
+ , cnfMaxPipelineDepth = 100
+ , cnfMaxEntityLength = 16 * 1024 * 1024 -- 16 MiB
+ , cnfDumpTooLateAbortionToStderr = True
+ , cnfExtToMIMEType = defaultExtensionMap
+ }