mirror of
https://github.com/simplex-chat/simplexmq.git
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bccef0ba47
* Files: main, env, stats, storeLog * Better + transport * Executable * Env * Update Client.hs, Server.hs, and 4 more files... * Answer on request * Delay * Temp file * Bypass cert check * update package.yml, rename * update store log * extend HTTP2 transport * refactor caStore * HTTP2 body * update server stats * file server/client framework * verify server commands * process FNEW command, CLI test works * simple XFTP server test (fails) * fix test, refactor * upload chunk works * receive file chunk in the client * remove transport handshake * typo Co-authored-by: spaced4ndy <8711996+spaced4ndy@users.noreply.github.com> * fix names --------- Co-authored-by: Evgeny Poberezkin <2769109+epoberezkin@users.noreply.github.com> Co-authored-by: spaced4ndy <8711996+spaced4ndy@users.noreply.github.com>
82 lines
2.6 KiB
Haskell
82 lines
2.6 KiB
Haskell
{-# LANGUAGE NamedFieldPuns #-}
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module Simplex.Messaging.Transport.HTTP2 where
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import Control.Concurrent.STM
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import qualified Control.Exception as E
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import Data.ByteString.Char8 (ByteString)
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import qualified Data.ByteString.Char8 as B
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import Data.Default (def)
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import Data.Maybe (fromMaybe)
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import Foreign (mallocBytes)
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import Network.HPACK (BufferSize)
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import Network.HTTP2.Client (Config (..), defaultPositionReadMaker, freeSimpleConfig)
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import qualified Network.HTTP2.Client as HC
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import qualified Network.HTTP2.Server as HS
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import qualified Network.TLS as T
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import qualified Network.TLS.Extra as TE
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import Simplex.Messaging.Transport (SessionId, TLS (tlsUniq), Transport (cGet, cPut))
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import Simplex.Messaging.Transport.Buffer
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import qualified System.TimeManager as TI
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defaultHTTP2BufferSize :: BufferSize
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defaultHTTP2BufferSize = 32768
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withHTTP2 :: BufferSize -> (Config -> SessionId -> IO a) -> TLS -> IO a
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withHTTP2 sz run c = E.bracket (allocHTTP2Config c sz) freeSimpleConfig (`run` tlsUniq c)
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allocHTTP2Config :: TLS -> BufferSize -> IO Config
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allocHTTP2Config c sz = do
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buf <- mallocBytes sz
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tm <- TI.initialize $ 30 * 1000000
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pure
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Config
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{ confWriteBuffer = buf,
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confBufferSize = sz,
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confSendAll = cPut c,
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confReadN = cGet c,
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confPositionReadMaker = defaultPositionReadMaker,
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confTimeoutManager = tm
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}
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http2TLSParams :: T.Supported
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http2TLSParams =
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def
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{ T.supportedVersions = [T.TLS13, T.TLS12],
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T.supportedCiphers = TE.ciphersuite_strong_det,
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T.supportedSecureRenegotiation = False
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}
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data HTTP2Body = HTTP2Body
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{ bodyHead :: ByteString,
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bodySize :: Int,
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bodyPart :: Maybe (Int -> IO ByteString),
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bodyBuffer :: TBuffer
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}
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class HTTP2BodyChunk a where
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getBodyChunk :: a -> IO ByteString
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getBodySize :: a -> Maybe Int
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instance HTTP2BodyChunk HC.Response where
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getBodyChunk = HC.getResponseBodyChunk
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{-# INLINE getBodyChunk #-}
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getBodySize = HC.responseBodySize
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{-# INLINE getBodySize #-}
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instance HTTP2BodyChunk HS.Request where
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getBodyChunk = HS.getRequestBodyChunk
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{-# INLINE getBodyChunk #-}
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getBodySize = HS.requestBodySize
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{-# INLINE getBodySize #-}
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getHTTP2Body :: HTTP2BodyChunk a => a -> Int -> IO HTTP2Body
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getHTTP2Body r n = do
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bodyBuffer <- atomically newTBuffer
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let getPart n' = getBuffered bodyBuffer n' $ getBodyChunk r
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bodyHead <- getPart n
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let bodySize = fromMaybe 0 $ getBodySize r
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-- TODO check bodySize once it is set
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bodyPart = if B.length bodyHead == n then Just getPart else Nothing
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pure HTTP2Body {bodyHead, bodySize, bodyPart, bodyBuffer}
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