]>
git.ipfire.org Git - people/pmueller/ipfire-2.x.git/blob - src/scripts/timezone-transition
2 ###############################################################################
4 # IPFire.org - A linux based firewall #
5 # Copyright (C) 2007-2022 IPFire Team <info@ipfire.org> #
7 # This program is free software: you can redistribute it and/or modify #
8 # it under the terms of the GNU General Public License as published by #
9 # the Free Software Foundation, either version 3 of the License, or #
10 # (at your option) any later version. #
12 # This program is distributed in the hope that it will be useful, #
13 # but WITHOUT ANY WARRANTY; without even the implied warranty of #
14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
15 # GNU General Public License for more details. #
17 # You should have received a copy of the GNU General Public License #
18 # along with this program. If not, see <http://www.gnu.org/licenses/>. #
20 ###############################################################################
22 # This script checks if a daylight saving time transition
23 # has just happened and will run the given command.
25 HOUR_NOW
=$
(date "+%H")
26 HOUR_THEN
=$
(date --date="1 hour ago" "+%H")
28 # We expect that the result in HOUR_THEN is HOUR_NOW - 1
29 HOUR_EXPECTED
=$
(( ${HOUR_NOW} - 1 ))
31 if [ "${HOUR_EXPECTED}" -eq "${HOUR_THEN}" ]; then