---
# Hosts running Ubuntu 16.04+ and Debian 9+ use systemd init system and should
# use systemd-timesyncd as a network time client instead of the standalone ntp
# client.

- name: Set timezone
  when: timezone is defined and ansible_service_mgr == 'systemd'
  command: /usr/bin/timedatectl set-timezone {{ timezone }}
  tags: timezone

# Apparently some cloud images don't have this installed by default. From what
# I can see on existing servers, systemd-timesyncd is a standalone package on
# Ubuntu 20.04 and Debian 11.
- name: Install systemd-timesyncd
  when: (ansible_distribution == 'Ubuntu' and ansible_distribution_version is version('20.04', '==')) or
        (ansible_distribution == 'Debian' and ansible_distribution_version is version('11', '=='))
  apt: name=systemd-timesyncd state=present cache_valid_time=3600

- name: Start and enable systemd's NTP client
  when: ansible_service_mgr == 'systemd'
  systemd: name=systemd-timesyncd state=started enabled=yes

- name: Uninstall ntp on modern Ubuntu/Debian
  apt: name=ntp state=absent update_cache=yes
  when: ansible_service_mgr == 'systemd'

# vim: set ts=2 sw=2: