freebsd-dev/etc/periodic/daily/510.status-world-kernel
Glen Barber f7e6516a1f Evaluate running userland/kernel version in daily
periodic(8) run, taken from uname(1) '-U' and '-K'
flags.

Reviewed by:		allanjude, dvl
Differential Revision:	https://reviews.freebsd.org/D1541
MFC after:		1 week
Sponsored by:		The FreeBSD Foundation
2015-01-15 19:52:19 +00:00

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#!/bin/sh
#
# $FreeBSD$
#
# Check that the running userland and kernel versions are in sync.
# If there is a global system configuration file, suck it in.
#
if [ -r /etc/defaults/periodic.conf ]
then
. /etc/defaults/periodic.conf
source_periodic_confs
fi
case "$daily_status_world_kernel" in
[Yy][Ee][Ss])
rc=0
_U=$(/usr/bin/uname -U 2>/dev/null)
_K=$(/usr/bin/uname -K 2>/dev/null)
[ -z "${_U}" -o -z "${_K}" ] && exit 0
echo ""
echo "Checking userland and kernel versions:"
if [ "${_U}" != "${_K}" ]; then
echo "Userland and kernel are not in sync"
echo "Userland version: ${_U}"
echo "Kernel version: ${_K}"
rc=1
else
echo "Userland and kernel are in sync."
fi
;;
*) rc=0;;
esac
exit $rc