freebsd-dev/etc/rc.d/securelevel

#!/bin/sh
#
# $NetBSD: securelevel,v 1.4 2002/03/22 04:34:00 thorpej Exp $
# $FreeBSD$
#

# PROVIDE: securelevel
# REQUIRE: aftermountlkm ipnat mountd
# BEFORE:  DAEMON
# KEYWORD: FreeBSD NetBSD

. /etc/rc.subr

name="securelevel"
start_cmd="securelevel_start"
stop_cmd=":"

securelevel_start()
{
	case ${OSTYPE} in
	FreeBSD)
		case ${kern_securelevel_enable} in
		[Yy][Ee][Ss])
			if [ ${kern_securelevel} -ge 0 ]; then
				echo 'Raising kernel security level: '
				${SYSCTL_W} kern.securelevel=${kern_securelevel}
			fi
			;;
		esac
		;;
	NetBSD)
		#	if $securelevel is set higher, change it here, else if
		#	it is 0, change it to 1 here, before we start daemons
		#	or login services.
		#
		osecurelevel=`sysctl -n kern.securelevel`
		if [ -n "$securelevel" -a "$securelevel" != "$osecurelevel" ]; then
			if [ "$securelevel" -lt "$osecurelevel" ]; then
				echo "Can't lower securelevel."
				exit 1
			else
				echo -n "Setting securelevel: "
				${SYSCTL_W} kern.securelevel=$securelevel
			fi
		else
			if [ "$osecurelevel" = 0 ]; then
				echo -n "Setting securelevel: "
				${SYSCTL_W} kern.securelevel=1
			fi
		fi
		;;
	esac
}

load_rc_config $name
run_rc_command "$1"