mirror of
https://github.com/idris-lang/Idris2.git
synced 2024-12-24 20:23:11 +03:00
1211f860b6
This change adds logic to set up sockaddr correctly for connect and bind, handles the AF_UNIX case for getSockAddr and expands the existing test to cover unix sockets.
64 lines
2.5 KiB
Idris
64 lines
2.5 KiB
Idris
module Main
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import System
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import System.Info
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import System.File
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import Network.Socket
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import Network.Socket.Data
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import Network.Socket.Raw
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testSocket : String
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testSocket = "./idris2_test.socket"
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runServer : (net : Bool) -> IO (Either String (if net then Port else ()))
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runServer net = do
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Right sock <- socket (if net then AF_INET else AF_UNIX) Stream 0
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| Left fail => pure (Left $ "Failed to open socket: " ++ show fail)
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res <- bind sock (Just (Hostname (if net then "localhost" else testSocket))) 0
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if res /= 0
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then pure (Left $ "Failed to bind socket with error: " ++ show res)
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else do
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port <- if net then getSockPort sock else pure ()
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res <- listen sock
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if res /= 0
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then pure . Left $ "Failed to listen on socket with error: " ++ show res
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else do ignore $ fork (serve sock)
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pure $ Right port
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where
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serve : Socket -> IO ()
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serve sock = do
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Right (s, _) <- accept sock
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| Left err => putStrLn ("Failed to accept on socket with error: " ++ show err)
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Right (str, _) <- recv s 1024
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| Left err => putStrLn ("Failed to accept on socket with error: " ++ show err)
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putStrLn ("Received: " ++ str)
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Right n <- send s ("echo: " ++ str)
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| Left err => putStrLn ("Server failed to send data with error: " ++ show err)
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pure ()
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runClient : (net : Bool) -> Port -> IO ()
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runClient net serverPort = do
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Right sock <- socket (if net then AF_INET else AF_UNIX) Stream 0
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| Left fail => putStrLn ("Failed to open socket: " ++ show fail)
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res <- connect sock (Hostname $ if net then "localhost" else testSocket) serverPort
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if res /= 0
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then putStrLn ("Failed to connect client to port " ++ show serverPort ++ ": " ++ show res)
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else do
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Right n <- send sock ("hello world from a " ++ (if net then "ipv4" else "unix") ++ " socket!")
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| Left err => putStrLn ("Client failed to send data with error: " ++ show err)
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Right (str, _) <- recv sock 1024
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| Left err => putStrLn ("Client failed to receive on socket with error: " ++ show err)
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-- assuming that stdout buffers get flushed in between system calls, this is "guaranteed"
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-- to be printed after the server prints its own message
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putStrLn ("Received: " ++ str)
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main : IO ()
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main = do
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Right serverPort <- runServer True
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| Left err => putStrLn $ "[server] " ++ err
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runClient True serverPort
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Right () <- runServer False
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| Left err => putStrLn $ "[server] " ++ err
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runClient False 0
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ignore $ removeFile testSocket
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