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#41 Add logging info when new ip connect to the server

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+ Some linting fix


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This commit is contained in:
Romain GERARD 2020-04-26 14:34:41 +02:00
parent 71019e413b
commit abefd9cb44
3 changed files with 8 additions and 8 deletions
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2
Setup.hs
View file

@ -1,2 +0,0 @@
import Distribution.Simple
main = defaultMain

12
src/Tunnel.hs
View file

@ -46,7 +46,7 @@ rrunTCPClient cfg app = bracket
N.setSocketOption s N.RecvBuffer defaultRecvBufferSize
N.setSocketOption s N.SendBuffer defaultSendBufferSize
so_mark_val <- readIORef sO_MARK_Value
_ <- when (so_mark_val /= 0 && N.isSupportedSocketOption sO_MARK) (N.setSocketOption s sO_MARK so_mark_val)
when (so_mark_val /= 0 && N.isSupportedSocketOption sO_MARK) (N.setSocketOption s sO_MARK so_mark_val)
return (s,addr)
)
(\r -> catch (N.close $ fst r) (\(_ :: SomeException) -> return ()))
@ -190,7 +190,7 @@ runTlsTunnelingServer endPoint@(bindTo, portNumber) isAllowed = do
info $ "WAIT for TLS connection on " <> toStr endPoint
N.runTCPServerTLS (N.tlsConfigBS (fromString bindTo) (fromIntegral portNumber) Credentials.certificate Credentials.key) $ \sClient ->
runApp sClient WS.defaultConnectionOptions (serverEventLoop isAllowed)
runApp sClient WS.defaultConnectionOptions (serverEventLoop (N.appSockAddr sClient) isAllowed)
info "SHUTDOWN server"
@ -209,7 +209,7 @@ runTunnelingServer endPoint@(host, port) isAllowed = do
let srvSet = N.setReadBufferSize defaultRecvBufferSize $ N.serverSettingsTCP (fromIntegral port) (fromString host)
void $ N.runTCPServer srvSet $ \sClient -> do
stream <- WS.makeStream (N.appRead sClient <&> \payload -> if payload == mempty then Nothing else Just payload) (N.appWrite sClient . toStrict . fromJust)
runApp stream WS.defaultConnectionOptions (serverEventLoop isAllowed)
runApp stream WS.defaultConnectionOptions (serverEventLoop (N.appSockAddr sClient) isAllowed)
info "CLOSE server"
@ -218,9 +218,11 @@ runTunnelingServer endPoint@(host, port) isAllowed = do
runApp socket opts = bracket (WS.makePendingConnectionFromStream socket opts)
(\conn -> catch (WS.close $ WS.pendingStream conn) (\(_ :: SomeException) -> return ()))
serverEventLoop :: ((ByteString, Int) -> Bool) -> WS.PendingConnection -> IO ()
serverEventLoop isAllowed pendingConn = do
serverEventLoop :: N.SockAddr -> ((ByteString, Int) -> Bool) -> WS.PendingConnection -> IO ()
serverEventLoop sClient isAllowed pendingConn = do
let path = fromPath . WS.requestPath $ WS.pendingRequest pendingConn
let forwardedFor = filter (\(header,val) -> header == "x-forwarded-for") $ WS.requestHeaders $ WS.pendingRequest pendingConn
info $ "NEW incoming connection from " <> show sClient <> " " <> show forwardedFor
case path of
Nothing -> info "Rejecting connection" >> WS.rejectRequest pendingConn "Invalid tunneling information"
Just (!proto, !rhost, !rport) ->

2
src/Types.hs
View file

@ -36,7 +36,7 @@ defaultSendBufferSize :: Int
defaultSendBufferSize = defaultRecvBufferSize
sO_MARK :: N.SocketOption
sO_MARK = N.CustomSockOpt (fromIntegral 1, fromIntegral 36) -- https://elixir.bootlin.com/linux/latest/source/arch/alpha/include/uapi/asm/socket.h#L64
sO_MARK = N.CustomSockOpt (1, 36) -- https://elixir.bootlin.com/linux/latest/source/arch/alpha/include/uapi/asm/socket.h#L64
{-# NOINLINE sO_MARK_Value #-}
sO_MARK_Value :: IORef Int