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redirect wrapper: Adopt to new squid helper protocol.
[people/teissler/ipfire-2.x.git] / src / scripts / timezone-transition
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1#!/bin/bash
2############################################################################
3# #
4# This file is part of the IPFire Firewall. #
5# #
6# IPFire is free software; you can redistribute it and/or modify #
7# it under the terms of the GNU General Public License as published by #
8# the Free Software Foundation; either version 2 of the License, or #
9# (at your option) any later version. #
10# #
11# IPFire is distributed in the hope that it will be useful, #
12# but WITHOUT ANY WARRANTY; without even the implied warranty of #
13# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
14# GNU General Public License for more details. #
15# #
16# You should have received a copy of the GNU General Public License #
17# along with IPFire; if not, write to the Free Software #
18# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA #
19# #
20# Copyright (C) 2014 IPFire Team <info@ipfire.org> #
21# #
22############################################################################
23
24# This script checks if a daylight saving time transition
25# has just happened and will run the given command.
26
27HOUR_NOW=$(date "+%H")
28HOUR_THEN=$(date --date="1 hour ago" "+%H")
29
30# We expect that the result in HOUR_THEN is HOUR_NOW - 1
31HOUR_EXPECTED=$(( ${HOUR_NOW} - 1 ))
32
33if [ "${HOUR_EXPECTED}" -eq "${HOUR_THEN}" ]; then
34 exit 0
35fi
36
37$@