( Interaction(..)
, InteractionState(..)
, InteractionQueue
- , newInteractionQueue -- IO InteractionQueue
- , newInteraction -- HostName -> Maybe Request -> IO Interaction
-
- , writeItr -- Interaction -> (Interaction -> TVar a) -> a -> STM ()
- , readItr -- Interaction -> (Interaction -> TVar a) -> (a -> b) -> STM b
- , readItrF -- (Functor f) => Interaction -> (Interaction -> TVar (f a)) -> (a -> b) -> STM (f b)
- , updateItr -- Interaction -> (Interaction -> TVar a) -> (a -> a) -> STM ()
- , updateItrF -- (Functor f) => Interaction -> (Interaction -> TVar (f a)) -> (a -> a) -> STM ()
+ , newInteractionQueue
+ , newInteraction
+ , defaultPageContentType
+
+ , writeItr
+ , readItr
+ , readItrF
+ , updateItr
+ , updateItrF
)
where
import Control.Concurrent.STM
-import qualified Data.ByteString.Lazy.Char8 as B
-import Data.ByteString.Lazy.Char8 (ByteString)
+import qualified Data.ByteString as Strict (ByteString)
+import qualified Data.ByteString.Lazy as Lazy (ByteString)
+import Data.ByteString.Char8 as C8 hiding (ByteString)
+import qualified Data.ByteString.Lazy.Char8 as L8 hiding (ByteString)
import qualified Data.Sequence as S
import Data.Sequence (Seq)
-import Network
+import Network.Socket
+import Network.HTTP.Lucu.Config
+import Network.HTTP.Lucu.Headers
+import Network.HTTP.Lucu.HttpVersion
import Network.HTTP.Lucu.Request
import Network.HTTP.Lucu.Response
+import OpenSSL.X509
data Interaction = Interaction {
- itrRemoteHost :: HostName
- , itrRequest :: Maybe Request
- , itrResponse :: TVar (Maybe Response)
-
- , itrRequestHasBody :: TVar Bool
- , itrRequestBodyLength :: TVar (Maybe Integer) -- chunked の場合は不明
- , itrRequestIsChunked :: TVar Bool
- , itrReceivedBody :: TVar ByteString -- Resource が受領した部分は削除される
-
- , itrExpectedContinue :: TVar Bool
-
- , itrWillChunkBody :: TVar Bool
- , itrWillDiscardBody :: TVar Bool
- , itrWillClose :: TVar Bool
- , itrBodyToSend :: TVar ByteString
-
- , itrState :: TVar InteractionState
-
- , itrWroteContinue :: TVar Bool
- , itrWroteHeader :: TVar Bool
+ itrConfig :: !Config
+ , itrRemoteAddr :: !SockAddr
+ , itrRemoteCert :: !(Maybe X509)
+ , itrResourcePath :: !(Maybe [String])
+ , itrRequest :: !(TVar (Maybe Request)) -- FIXME: TVar である必要無し
+ , itrResponse :: !(TVar Response)
+
+ , itrRequestHasBody :: !(TVar Bool) -- FIXME: TVar である必要無し
+ , itrRequestIsChunked :: !(TVar Bool) -- FIXME: TVar である必要無し
+ , itrExpectedContinue :: !(TVar Bool) -- FIXME: TVar である必要無し
+
+ , itrReqChunkLength :: !(TVar (Maybe Int))
+ , itrReqChunkRemaining :: !(TVar (Maybe Int))
+ , itrReqChunkIsOver :: !(TVar Bool)
+ , itrReqBodyWanted :: !(TVar (Maybe Int))
+ , itrReqBodyWasteAll :: !(TVar Bool)
+ , itrReceivedBody :: !(TVar Lazy.ByteString) -- Resource が受領した部分は削除される
+
+ , itrWillReceiveBody :: !(TVar Bool)
+ , itrWillChunkBody :: !(TVar Bool)
+ , itrWillDiscardBody :: !(TVar Bool)
+ , itrWillClose :: !(TVar Bool)
+
+ , itrBodyToSend :: !(TVar Lazy.ByteString)
+ , itrBodyIsNull :: !(TVar Bool)
+
+ , itrState :: !(TVar InteractionState)
+
+ , itrWroteContinue :: !(TVar Bool)
+ , itrWroteHeader :: !(TVar Bool)
}
-- Resource の視點で見た時の状態。常に上から下へ行き、逆行しない。初期
--- 状態は ExaminingHeader (リクエストボディが有る時) または
--- DecidingHeader (無い時)。終了状態は常に Done
-data InteractionState = ExaminingHeader
+-- 状態は ExaminingRequest。
+data InteractionState = ExaminingRequest
| GettingBody
| DecidingHeader
| DecidingBody
| Done
- deriving (Show, Eq, Ord)
+ deriving (Show, Eq, Ord, Enum)
type InteractionQueue = TVar (Seq Interaction)
newInteractionQueue = newTVarIO S.empty
-newInteraction :: HostName -> Maybe Request -> IO Interaction
-newInteraction host req
- = do responce <- newTVarIO Nothing
+defaultPageContentType :: Strict.ByteString
+defaultPageContentType = C8.pack "application/xhtml+xml"
- requestHasBody <- newTVarIO False
- requestBodyLength <- newTVarIO Nothing
- requestIsChunked <- newTVarIO False
- receivedBody <- newTVarIO B.empty
- expectedContinue <- newTVarIO False
+newInteraction :: Config -> SockAddr -> Maybe X509 -> Maybe Request -> IO Interaction
+newInteraction !conf !addr !cert !req
+ = do request <- newTVarIO req
+ responce <- newTVarIO Response {
+ resVersion = HttpVersion 1 1
+ , resStatus = Ok
+ , resHeaders = toHeaders [(C8.pack "Content-Type", defaultPageContentType)]
+ }
- willChunkBody <- newTVarIO False
- willDiscardBody <- newTVarIO False
- willClose <- newTVarIO False
- bodyToSend <- newTVarIO B.empty
+ requestHasBody <- newTVarIO False
+ requestIsChunked <- newTVarIO False
+ expectedContinue <- newTVarIO False
+
+ reqChunkLength <- newTVarIO Nothing -- 現在のチャンク長
+ reqChunkRemaining <- newTVarIO Nothing -- 現在のチャンクの殘り
+ reqChunkIsOver <- newTVarIO False -- 最後のチャンクを讀み終へた
+ reqBodyWanted <- newTVarIO Nothing -- Resource が要求してゐるチャンク長
+ reqBodyWasteAll <- newTVarIO False -- 殘りの body を讀み捨てよと云ふ要求
+ receivedBody <- newTVarIO L8.empty
- state <- newTVarIO undefined
+ willReceiveBody <- newTVarIO False
+ willChunkBody <- newTVarIO False
+ willDiscardBody <- newTVarIO False
+ willClose <- newTVarIO False
+
+ bodyToSend <- newTVarIO L8.empty
+ bodyIsNull <- newTVarIO True -- 一度でも bodyToSend が空でなくなったら False
+
+ state <- newTVarIO ExaminingRequest
wroteContinue <- newTVarIO False
wroteHeader <- newTVarIO False
- return $ Interaction {
- itrRemoteHost = host
- , itrRequest = req
- , itrResponse = responce
+ return Interaction {
+ itrConfig = conf
+ , itrRemoteAddr = addr
+ , itrRemoteCert = cert
+ , itrResourcePath = Nothing
+ , itrRequest = request
+ , itrResponse = responce
- , itrRequestHasBody = requestHasBody
- , itrRequestBodyLength = requestBodyLength
- , itrRequestIsChunked = requestIsChunked
+ , itrRequestHasBody = requestHasBody
+ , itrRequestIsChunked = requestIsChunked
+ , itrExpectedContinue = expectedContinue
+
+ , itrReqChunkLength = reqChunkLength
+ , itrReqChunkRemaining = reqChunkRemaining
+ , itrReqChunkIsOver = reqChunkIsOver
+ , itrReqBodyWanted = reqBodyWanted
+ , itrReqBodyWasteAll = reqBodyWasteAll
, itrReceivedBody = receivedBody
- , itrExpectedContinue = expectedContinue
+ , itrWillReceiveBody = willReceiveBody
+ , itrWillChunkBody = willChunkBody
+ , itrWillDiscardBody = willDiscardBody
+ , itrWillClose = willClose
- , itrWillChunkBody = willChunkBody
- , itrWillDiscardBody = willDiscardBody
- , itrWillClose = willClose
- , itrBodyToSend = bodyToSend
+ , itrBodyToSend = bodyToSend
+ , itrBodyIsNull = bodyIsNull
, itrState = state
writeItr :: Interaction -> (Interaction -> TVar a) -> a -> STM ()
-writeItr itr accessor value
+writeItr !itr !accessor !value
= writeTVar (accessor itr) value
readItr :: Interaction -> (Interaction -> TVar a) -> (a -> b) -> STM b
-readItr itr accessor reader
- = readTVar (accessor itr) >>= return . reader
+readItr !itr !accessor !reader
+ = fmap reader $ readTVar (accessor itr)
-readItrF :: (Functor f) => Interaction -> (Interaction -> TVar (f a)) -> (a -> b) -> STM (f b)
-readItrF itr accessor reader
+readItrF :: Functor f => Interaction -> (Interaction -> TVar (f a)) -> (a -> b) -> STM (f b)
+readItrF !itr !accessor !reader
= readItr itr accessor (fmap reader)
+{-# SPECIALIZE readItrF :: Interaction -> (Interaction -> TVar (Maybe a)) -> (a -> b) -> STM (Maybe b) #-}
updateItr :: Interaction -> (Interaction -> TVar a) -> (a -> a) -> STM ()
-updateItr itr accessor updator
+updateItr !itr !accessor !updator
= do old <- readItr itr accessor id
writeItr itr accessor (updator old)
-updateItrF :: (Functor f) => Interaction -> (Interaction -> TVar (f a)) -> (a -> a) -> STM ()
-updateItrF itr accessor updator
+updateItrF :: Functor f => Interaction -> (Interaction -> TVar (f a)) -> (a -> a) -> STM ()
+updateItrF !itr !accessor !updator
= updateItr itr accessor (fmap updator)
+{-# SPECIALIZE updateItrF :: Interaction -> (Interaction -> TVar (Maybe a)) -> (a -> a) -> STM () #-}
\ No newline at end of file