#!/bin/bash
#
# readonly      Mount IDE harddrive filesystems as read-only
#
# Authors:	Jake Sprouse <jake@robots.com>
#
# chkconfig: 345 25 75
# description:  Remounts currently mounted /dev/hd* as read-only

# Function to do the remount
remount() {
	RET=0
	for name in $1; do
		! mount -n -o remount,$2 $name && let RET=$RET+1
	done
	return $RET
}

# Source function library.
. /etc/rc.d/init.d/functions

FSLIST=`mount | grep "/dev/hd" | awk '{ print $1 }'`

# See how we were called.
case "$1" in
  start)
	if [ -n "$FSLIST" ]; then
	    if remount "$FSLIST" ro; then
		action "Remounting HDD filesystems as read-only" /bin/true
	    else
		action "Remounting HDD filesystems as read-only" /bin/false
	    fi
	fi
	touch /var/lock/subsys/readonly
	;;
  stop)
	if [ -n "$FSLIST" ]; then
	    if remount "$FSLIST" rw; then
		action "Remounting HDD filesystems as read-write" /bin/true
	    else
		action "Remounting HDD filesystems as read-write" /bin/false
	    fi
	fi
	rm -f /var/lock/subsys/readonly
	;;
  *)
	echo "Usage: readonly {start|stop}"
	exit 1
esac

exit 0