core-agent-linux/qubes-rpc/qubes-sync-clock
Marta Marczykowska-Górecka f55412cd1e
clock synchronization rewrite
clock synchronization mechanism rewritten to use systemd-timesync instead of NtpDate; at the moment, requires:
- modifying /etc/qubes-rpc/policy/qubes.GetDate to redirect GetDate to designated clockvm
- enabling clocksync service in clockvm ( qvm-features clockvm-name service/clocksync true )

Works as specified in issue listed below, except for:
- each VM synces with clockvm after boot and every 6h
- clockvm synces time with the Internet using systemd-timesync
- dom0 synces itself with clockvm every 1h (using cron)

fixes QubesOS/qubes-issues#1230
2017-07-06 23:37:26 +02:00

39 lines
1.2 KiB
Python
Executable File

#!/usr/bin/python3
# -*- encoding: utf8 -*-
#
# The Qubes OS Project, http://www.qubes-os.org
#
# 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 2
# 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, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
#
import sys
import re
import subprocess
def main():
stdin = sys.stdin.read(25)
date_out = stdin.strip()
if not re.match(r'^\d{4}-\d{2}-\d{2}T\d{2}:\d{2}:\d{2}\+00:?00$', date_out):
sys.stderr.write('Invalid date received, aborting!')
sys.exit(1)
subprocess.check_call(['date', '-u', '-Iseconds', '-s', date_out],
stdout=subprocess.DEVNULL)
if __name__ == '__main__':
main()