#!/bin/sh # # this will unconditionally cause a reboot if the uptime increases 2 days # some hard disks might need this # # # get uptime info # upt=`cat /proc/uptime | tr -d . | cut -d' ' -f1` # # calculated days uptime, note that this number will never be greater than 2 # days=`expr $upt / 8640000` if [ $days -ge 2 ] then # # return code -1 means reboot # exit -1 fi exit 0