Ansible role: Chrony

Install and configure Chrony a NTP client and server

Requirements

• Ansible >= 2.10
• Debian
  • Bookworm

Role variables

Name	Type	Required	Default	Comment
chrony_config	dict	no		General config
chrony_keys	dict	no		NTP keys

chrony_config

All options are in the documentation

Default value:

pool: 2.debian.pool.ntp.org iburst
keyfile: /etc/chrony/chrony.keys
driftfile: /var/lib/chrony/chrony.drift
ntsdumpdir: /var/lib/chrony
logdir: /var/log/chrony
maxupdateskew: 100.0
rtcsync: true
makestep: 1 3
leapsectz: right/UTC

chrony_keys

Name	Type	Required	Default	Comment
key	int	yes		the key ID
cipher	str	yes		the cipher to use
hex	str	yes		the key to hexadecimal format

You can generate a new key with this command chronyc keygen 43 SHA-256 256

Example:

42:
  cipher: SHA-256
  hex: 11881F168AF08DB67736A9530F952BB7D8CCA3F3

How to use

- hosts: server
  roles:
    - chrony
  vars:
    chrony_keys:
      42:
        type: SHA-256
        hex: 11881F168AF08DB67736A9530F952BB7D8CCA3F3
    chrony_config:
      pool:
      server:
        - 0.fr.pool.ntp.org iburst
        - 1.fr.pool.ntp.org iburst
        - 2.fr.pool.ntp.org iburst
        - 3.fr.pool.ntp.org iburst

Development

Test with molecule and docker

• install docker
• install python3 and python3-pip
• install molecule and dependencies pip3 install molecule molecule-docker docker ansible-lint pytest-testinfra yamllint
• run molecule test

License

Copyright (c) 2024 Adrien Waksberg

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.