@hackage sasl0.0.0.0

SASL implementation using simple-pipe

Example programs

SCRAM-SHA-1 Client sample

scramSha1sv.txt

r=00DEADBEEF007658cddf-0e44-4de2-87df-4132bce97f4,s=cGVwcGVy,i=4492
v=q0+IZgUtQTHYItaurlNyET1imLI=
success

examples/clientS.hs

extensions

  • OverloadedStrings

  • PackageImports

import "monads-tf" Control.Monad.State
import Data.Pipe
import Data.Pipe.ByteString
import System.IO
import Network.Sasl
import Network.Sasl.ScramSha1.Client

import qualified Data.ByteString as BS

data St = St [(BS.ByteString, BS.ByteString)] deriving Show

instance SaslState St where
	getSaslState (St s) = s
	putSaslState s _ = St s

serverFile :: String
serverFile = "examples/scramSha1sv.txt"

main :: IO ()
main = do
	let	(_, (_, p)) = sasl
	r <- runPipe (fromFileLn serverFile =$= input =$= p =$= toHandleLn stdout)
		`runStateT` St [
			("username", "yoshikuni"),
			("password", "password"),
			("cnonce", "00DEADBEEF00") ]
	print r

input :: Pipe BS.ByteString (Either Success BS.ByteString) (StateT St IO) ()
input = await >>= \mbs -> case mbs of
	Just "success" -> yield . Left $ Success Nothing
	Just ch -> yield (Right ch) >> input
	_ -> return ()

SCRAM-SHA-1 Server sample

scramSha1cl.txt

n,,n=yoshikuni,r=00DEADBEEF00
c=biws,r=00DEADBEEF007658cddf-0e44-4de2-87df-4132bce97f4,p=zup7ghwpAW43cP4Xu3YZTNnHo0g=

examples/serverS.hs

extensions

  • OverloadedStrings

  • PackageImports

import "monads-tf" Control.Monad.State
import Data.Pipe
import Data.Pipe.ByteString
import System.IO
import Network.Sasl
import Network.Sasl.ScramSha1.Server

import qualified Data.ByteString as BS

data St = St [(BS.ByteString, BS.ByteString)] deriving Show

instance SaslState St where
	getSaslState (St s) = s
	putSaslState s _ = St s

clientFile :: String
clientFile = "examples/scramSha1cl.txt"

main :: IO ()
main = do
	let	slt = "pepper"
		i = 4492
		(stk, svk) = salt "password" slt i
		(_, (_, p)) = sasl $ \"yoshikuni" -> return (slt, stk, svk, i)
	r <- runPipe (fromFileLn clientFile =$= p =$= output =$= toHandleLn stdout)
		`runStateT` St [("snonce", "7658cddf-0e44-4de2-87df-4132bce97f4")]
	print r

output :: Pipe (Either Success BS.ByteString) BS.ByteString (StateT St IO) ()
output = await >>= \mch -> case mch of
	Just (Left (Success Nothing)) -> yield "success"
	Just (Left (Success (Just bs))) -> yield bs
	Just (Right bs) -> yield bs >> output
	_ -> return ()

See examples directory for more examples.