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#!/bin/bash
#
# Copyright (C) 2007 Karel Zak <kzak@redhat.com>
#
# This file is part of util-linux.
#
# This file is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License or
# (at your option) any later version.
#
# This file is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
TS_TOPDIR="$(dirname $0)/../.."
TS_DESC="system to hw"
NTP_SERVER="0.fedora.pool.ntp.org"
. $TS_TOPDIR/functions.sh
ts_init "$*"
ts_skip_nonroot
[ -x "/usr/sbin/ntpdate" ] || ts_skip "cannot found ntpdate command"
set -o pipefail
# sync with server
(ntpdate $NTP_SERVER | sed "s/^.*offset \([0-9.]*\) sec/\1/g") &> /dev/null
[ "$?" == "1" ] && ts_skip "cannot sync with $NTP_SERVER"
# sync again and check difference
OFFSET=$( ntpdate $NTP_SERVER 2> /dev/null | sed "s/^.*offset [\-]*\([0-9.]*\) sec/\1/g" )
[ "$?" == "1" ] && ts_skip "cannot sync with $NTP_SERVER (2nd attempt)"
DIFF=$( echo "$OFFSET > 1" | bc )
[ "$DIFF" == "1" ] && ts_skip "diff between systime and NTP is greated than 1 second"
# call hwclock
for i in `seq 0 10`; do
#echo "sync #$i"
$TS_CMD_HWCLOCK --systohc
$TS_CMD_HWCLOCK --hctosys
done
# sync with NTP and check new difference
OFFSET=$( ntpdate $NTP_SERVER 2> /dev/null | sed "s/^.*offset [\-]*\([0-9.]*\) sec/\1/g" )
[ "$?" == "1" ] && ts_skip "cannot sync with $NTP_SERVER (3rd attempt)"
DIFF=$( echo "$OFFSET > 1" | bc )
[ "$DIFF" == "1" ] && ts_failed "offset is $OFFSET"
ts_ok "offset is $OFFSET"
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