remote

type Cmd struct {
	Executor

	Name           string
	Args           []string
	Stdin          io.Reader
	Stdout, Stderr io.Writer
}

type Executor interface {
	// Start runs cmd on the remote host.
	Start(cmd string, in io.Reader, out, stderr io.Writer) error
	// Wait waits for the command to finish if it has already been started, and returns the result.
	Wait() error
	// Close closes the connection.
	Close() error
	// Addr of remote machine.
	Addr() net.Addr
}

type ExitError struct {
	Content string
	Status  int
}