---
- name: create systemd-timesync service config directory
  file:
    path: /lib/systemd/system/systemd-timesyncd.service.d
    state: directory
    mode: 0755

- name: ntp add condition to systemd-timesyncd service
  notify: systemd daemon reload
  copy:
    dest: /lib/systemd/system/systemd-timesyncd.service.d/disable-with-time-daemon.conf
    content: |
      [Unit]
      # don't run timesyncd if we have another NTP daemon installed
      ConditionFileIsExecutable=!/usr/sbin/ntpd
      ConditionFileIsExecutable=!/usr/sbin/openntpd
      ConditionFileIsExecutable=!/usr/sbin/chronyd
      ConditionFileIsExecutable=!/usr/sbin/VBoxService

- name: ntp disable systemd-timesyncd service
  notify: restart ntp
  systemd:
    name: systemd-timesyncd
    enabled: false
    state: stopped

- name: ntp install
  apt:
    force_apt_get: true
    install_recommends: false
    name: ntp
    state: present
  register: apt_status
  retries: 60
  until: apt_status is success or ('Failed to lock apt for exclusive operation' not in apt_status.msg and '/var/lib/dpkg/lock' not in apt_status.msg)

- name: ntp config
  notify: restart ntp
  template:
    backup: true
    src: ntp.conf.j2
    dest: /etc/ntp.conf

- name: ensure ntp is running
  service:
    name: ntp
    enabled: true
    state: started

...