Icinga2 / Nagios check for Chrony NTP & PTP offset to reference. Performance data is also included and no sudo privileges are required for execution.
user@server:~$ ./check_chrony -w 1 -c 3
OK: Time offset of +0.000056025 seconds to reference. | offset=+0.000056025s;1;3-x Seconds: Your client is running x seconds slower than the reference.
+x Seconds: ... Guess ^^
Perl min. version 5.10.1
- Ubuntu 16.04 - 22.04 LTS
- Debian 9 - 11
- CentOS 7,8, Stream
- RHEL 7 - 9
- Alma 9
- Arch
- -w [Warning threshold] : (required) in seconds (e.g. 2 or 0.4)
- -c [Critical threshold] : (required) in seconds (e.g. 4 or 0.8)
- -h : Help
Full documentation will follow soon.
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 hoping 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 http://www.gnu.org/licenses/