Propellor.SimpleSh

Simple server, using a named pipe. Client connects, sends a command, and gets back all the output from the command, in a stream.

This is useful for eg, docker.

Documentation

data Cmd

Constructors

Cmd String [String]

Instances

Read Cmd

Show Cmd

data Resp

Constructors

StdoutLine String

StderrLine String

Done ExitCode

Instances

Read Resp

Show Resp

simpleSh :: FilePath -> IO ()

simpleShClient :: FilePath -> String -> [String] -> ([Resp] -> IO a) -> IO a

simpleShClientRetry :: Int -> FilePath -> String -> [String] -> ([Resp] -> IO a) -> IO a

getStdout :: Resp -> Maybe String