--- |Configurations for the Lucu httpd like a port to listen.
+{-# LANGUAGE
+ CPP
+ , OverloadedStrings
+ , UnicodeSyntax
+ #-}
+-- |Configurations for the Lucu httpd.
module Network.HTTP.Lucu.Config
( Config(..)
+#if defined(HAVE_SSL)
, SSLConfig(..)
- , defaultConfig
+#endif
)
where
-
-import qualified Data.ByteString as Strict (ByteString)
-import qualified Data.ByteString.Char8 as C8 hiding (ByteString)
-import Network
-import Network.BSD
-import Network.HTTP.Lucu.MIMEType.Guess
-import Network.HTTP.Lucu.MIMEType.DefaultExtensionMap
-import OpenSSL.Session
-import System.IO.Unsafe
-
--- |Configuration record for the Lucu httpd. You need to use
--- 'defaultConfig' or setup your own configuration to run the httpd.
+import Data.Ascii (Ascii)
+import Data.CaseInsensitive (CI)
+import qualified Data.CaseInsensitive as CI
+import Data.Convertible.Base
+import Data.Convertible.Instances.Text ()
+import Data.Default
+import Data.Text (Text)
+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 Prelude.Unicode
+import System.IO.Unsafe
+
+-- |Configuration record for to run the httpd.
data Config = Config {
- -- |A string which will be sent to clients as \"Server\" field.
- cnfServerSoftware :: !Strict.ByteString
+ -- |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 :: !Strict.ByteString
+ , cnfServerHost ∷ !(CI Text)
- -- |A port number (or service name) to listen to HTTP clients.
- , cnfServerPort :: !ServiceName
+ -- |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)
+ , 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 way to assign separate ports to IPv4
- -- and IPv6 server sockets.
- , cnfServerV6Addr :: !(Maybe HostName)
+ -- 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)
+ , cnfSSLConfig ∷ !(Maybe SSLConfig)
+#endif
- -- |The maximum number of requests to accept in one connection
- -- simultaneously. If a client exceeds this limitation, its last
+ -- |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
+ , cnfMaxPipelineDepth ∷ !Int
- -- |The maximum length of request entity to accept in bytes. Note
- -- that this is nothing but the default value which is used when
- -- 'Network.HTTP.Lucu.Resource.input' and such like are applied to
- -- 'Network.HTTP.Lucu.Resource.defaultLimit', so there is no
- -- guarantee that this value always constrains all the requests.
- , cnfMaxEntityLength :: !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
- -- |The maximum length of chunk to output. This value is used by
- -- 'Network.HTTP.Lucu.Resource.output' and such like to limit the
- -- chunk length so you can safely output an infinite string (like
- -- a lazy stream of \/dev\/random) using those actions.
- , cnfMaxOutputChunkLength :: !Int
-
- -- | Whether to dump too late abortion to the stderr or not. See
+ -- |Whether to dump too late abortions to the stderr or not. See
-- 'Network.HTTP.Lucu.Abortion.abort'.
- , cnfDumpTooLateAbortionToStderr :: !Bool
+ , cnfDumpTooLateAbortionToStderr ∷ !Bool
- -- |A mapping from extension to MIME Type. 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.
+ -- |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 is indeed a wonderful idea but that is
- -- not implemented (yet). But, don't you think it's better a file
- -- system got a MIME Type as a part of inode? Or it might be a
- -- good idea to use GnomeVFS
- -- (<http://developer.gnome.org/doc/API/2.0/gnome-vfs-2.0/>)
- -- instead of vanilla FS.
- , cnfExtToMIMEType :: !ExtMap
+ -- 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 ID 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.
- , sslContext :: !SSLContext
+ -- |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 = C8.pack "Lucu/1.0"
- , cnfServerHost = C8.pack (unsafePerformIO getHostName)
- , cnfServerPort = "http"
- , cnfServerV4Addr = Just "0.0.0.0"
- , cnfServerV6Addr = Just "::"
- , cnfSSLConfig = Nothing
- , cnfMaxPipelineDepth = 100
- , cnfMaxEntityLength = 16 * 1024 * 1024 -- 16 MiB
- , cnfMaxOutputChunkLength = 5 * 1024 * 1024 -- 5 MiB
- , cnfDumpTooLateAbortionToStderr = True
- , cnfExtToMIMEType = defaultExtensionMap
- }
+instance Default Config where
+ def = Config {
+ cnfServerSoftware = "Lucu/1.0"
+ , cnfServerHost = CI.mk ∘ cs $ 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
+ }