3b6a5e908c
- Add support for running examples easily with `stack`. - Fix calls made to `threadDelay` that were using milliseconds intead of nanoseconds. - amqp-0.9 added a Bool parameter to the `qos` that was causing worker.hs to not compile. - Removed almost all use of String in favor of Lazy ByteString.
36 lines
968 B
Haskell
36 lines
968 B
Haskell
#!/usr/bin/env stack
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{- stack --install-ghc
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runghc
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--package amqp
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--package bytestring
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-}
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{-# LANGUAGE OverloadedStrings #-}
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import Network.AMQP
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import qualified Data.ByteString.Lazy.Char8 as BL
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import Data.Monoid ((<>))
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import System.Environment (getArgs)
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logsExchange = "logs"
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main :: IO ()
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main = do
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args <- getArgs
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let body = bodyFor args
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conn <- openConnection "127.0.0.1" "/" "guest" "guest"
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ch <- openChannel conn
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declareExchange ch newExchange {exchangeName = logsExchange,
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exchangeType = "fanout",
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exchangeDurable = False}
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publishMsg ch logsExchange ""
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(newMsg {msgBody = body,
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msgDeliveryMode = Just NonPersistent})
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BL.putStrLn $ " [x] Sent " <> body
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closeConnection conn
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bodyFor :: [String] -> BL.ByteString
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bodyFor [] = "Hello, world!"
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bodyFor xs = BL.pack . unwords $ xs
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