1#!/bin/sh 2 3local ppwd="$(sed -ne '/^root:/s/^root:\([^:]*\):.*$/\1/p' /etc/passwd)" 4local spwd="$(sed -ne '/^root:/s/^root:\([^:]*\):.*$/\1/p' /etc/shadow)" 5 6if [ -n "${ppwd#[\!x]}" ] && [ -z "${spwd#[\!x]}" ]; then 7 logger -t migrate-shadow "Moving root password hash into shadow database" 8 sed -i -e "s:^root\:[^\:]*\::root\:x\::" /etc/passwd 9 sed -i -e "s:^root\:[^\:]*\::root\:$ppwd\::" /etc/shadow 10fi 11 12exit 0 13