- loop :: Socket -> IO ()
- loop so
- -- 本當は Network.accept を使ひたいが、このアクションは勝手に
- -- リモートのIPを逆引きするので、使へない。
- = do (h, addr) <- accept' so
+ launchListener :: SocketLike s => s -> IO ()
+ launchListener so
+ = do p <- SL.socketPort so
+ -- FIXME: Don't throw away the thread ID as we can't
+ -- kill it later then. [1]
+ _ <- forkIO $ httpLoop p so
+ return ()
+
+ listenOn :: Family -> HostName -> ServiceName -> IO Socket
+ listenOn fam host srv
+ = do proto <- getProtocolNumber "tcp"
+ let hints = defaultHints {
+ addrFlags = [AI_PASSIVE]
+ , addrFamily = fam
+ , addrSocketType = Stream
+ , addrProtocol = proto
+ }
+ addrs <- getAddrInfo (Just hints) (Just host) (Just srv)
+ let addr = head addrs
+ bracketOnError
+ (socket (addrFamily addr) (addrSocketType addr) (addrProtocol addr))
+ (sClose)
+ (\ sock ->
+ do setSocketOption sock ReuseAddr 1
+ bindSocket sock (addrAddress addr)
+ listen sock maxListenQueue
+ return sock
+ )
+
+ httpLoop :: SocketLike s => PortNumber -> s -> IO ()
+ httpLoop port so
+ = do (h, addr) <- SL.accept so