#!/usr/bin/env bash
case "${SSH_ORIGINAL_COMMAND}" in
	*\&*)
		echo "Rejected 1"
		;;
	*\;*)
		echo "Rejected 2"
		;;
	rsync*)
		${SSH_ORIGINAL_COMMAND} # no quoting here!
		;;
	*true*)
		echo "${SSH_ORIGINAL_COMMAND}"
		;;
	*)
		echo "Rejected 3"
		;;
esac