module Main (main) where

import Control.Concurrent
import Control.Monad (replicateM_)
import Snap.Http.Server
import qualified System.Process as Pr


makeWorker :: IO ()
makeWorker = do
  _ <- forkIO $ do
    Pr.withCreateProcess (Pr.proc "sleep" ["10"]) $ \_ _ _ _ -> do
      threadDelay 1000000
  return ()

makePool :: Int -> IO ()
makePool numWorkers = replicateM_ numWorkers makeWorker

main :: IO ()
main = do
  nprocs <- getNumCapabilities
  putStrLn $ "Starting worker with " ++ show nprocs ++ " threads (use +RTS -N<n> to set)"
  _ <- makePool nprocs

  httpServe defaultConfig (return ())