diff options
Diffstat (limited to 'scripts/setntpdate.sh')
-rwxr-xr-x | scripts/setntpdate.sh | 67 |
1 files changed, 0 insertions, 67 deletions
diff --git a/scripts/setntpdate.sh b/scripts/setntpdate.sh deleted file mode 100755 index c0ed1b4..0000000 --- a/scripts/setntpdate.sh +++ /dev/null @@ -1,67 +0,0 @@ -#!/bin/sh -# -# SPDX-License-Identifier: GPL-3.0-or-later -# -# Copyright (C) 2018 - David Oberhollenzer -# -# This program 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 3 of the License, or -# (at your option) any later version. -# -# This program 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. -# -# You should have received a copy of the GNU General Public License -# along with this program. If not, see <https://www.gnu.org/licenses/>. -# - -resolve() { - local domain="$1" - local server="$2" - - if [ -x "$(command -v dig)" ]; then - if [ -z "$server" ]; then - dig +short "$domain" - else - dig +short "@$server" "$domain" - fi - return $? - fi - - if [ -x "$(command -v drill)" ]; then - if [ -z "$server" ]; then - drill "$domain" | grep "^${domain}." | cut -d$'\t' -f5 - else - drill "@$server" "$domain" | grep "^${domain}." |\ - cut -d$'\t' -f5 - fi - return $? - fi - exit 1 -} - -try_update() { - while read ip; do - if ntpdate -bu "$ip"; then - return 0 - fi - done - - return 1 -} - -pool="pool.ntp.org" -dns="1.1.1.1" - -# try default DNS server first -resolve "$pool" "" | try_update -[ $? -eq 0 ] && exit 0 - -# try fallback public dns server -ping -q -c 1 "$dns" || exit 1 - -resolve "$pool" "$dns" | try_update -exit $? |