gameServer/stresstest3.hs
author Xeli
Sun, 25 Sep 2011 18:22:12 +0200
branchhedgeroid
changeset 5943 5b2b86a37089
parent 5058 4229507909d6
child 7751 8c7f5c43ea5e
permissions -rw-r--r--
Attempt to prevent oom after restarting too many times
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{-# LANGUAGE CPP #-}
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module Main where
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import System.IO
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import System.IO.Error
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import Control.Concurrent
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import Network
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import Control.OldException
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import Control.Monad
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import System.Random
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import Control.Monad.State
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import Data.List
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#if !defined(mingw32_HOST_OS)
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import System.Posix
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#endif
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type SState = Handle
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io = liftIO
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readPacket :: StateT SState IO [String]
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readPacket = do
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    h <- get
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    io $ hGetPacket h []
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    where
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    hGetPacket h buf = do
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        l <- hGetLine h
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        if not $ null l then hGetPacket h (buf ++ [l]) else return buf
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waitPacket :: String -> StateT SState IO Bool
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waitPacket s = do
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    p <- readPacket
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    return $ head p == s
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sendPacket :: [String] -> StateT SState IO ()
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sendPacket s = do
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    h <- get
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    io $ do
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        mapM_ (hPutStrLn h) s
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        hPutStrLn h ""
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        hFlush h
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emulateSession :: StateT SState IO ()
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emulateSession = do
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    n <- io $ randomRIO (100000::Int, 100100)
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    waitPacket "CONNECTED"
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    sendPacket ["NICK", "test" ++ show n]
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    waitPacket "NICK"
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    sendPacket ["PROTO", "31"]
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    waitPacket "PROTO"
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    b <- waitPacket "LOBBY:JOINED"
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    --io $ print b
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    sendPacket ["QUIT", "BYE"]
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    return ()
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testing = Control.OldException.handle print $ do
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    putStr "+"
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    sock <- connectTo "127.0.0.1" (PortNumber 46631)
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    evalStateT emulateSession sock
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    --hClose sock
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    putStr "-"
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    hFlush stdout
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forks = forever $ do
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    delay <- randomRIO (0::Int, 80000)
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    threadDelay delay
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    forkIO testing
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main = withSocketsDo $ do
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#if !defined(mingw32_HOST_OS)
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    installHandler sigPIPE Ignore Nothing;
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#endif
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    forks