ntp-conf.yml

---

# sudo vi /etc/ntp.conf
# comment "server _.ubuntu"
# sudo service ntp restart

# check with
# sudo ntpq -p
# timedatectl

- hosts: all
  become: true
  gather_facts: no
  vars:
    net_server: "10.67.30.111"

  tasks:

  - name: Update installation cache 
    apt:
      update_cache: yes
      #upgrade: dist

  - name: Install NTP
    apt:
      name: ntp
      state: present

  # Commands suitable for shell
  # sudo sed -i -e 's/^\(server\)/#\1/g' /etc/ntp.conf
  # sudo sed -i '/# Specify one or more NTP servers/a server {{net_server}}' /etc/ntp.conf

  #to change name with path in Ansible version 2.3
  - name: Comment default NTP servers
    replace:
      name: /etc/ntp.conf
      regexp: '^server'
      replace: '#server'

  #to change name with path in Ansible version 2.3
  - name:  Configure specified ntp server
    lineinfile:
      state: present 
      name: /etc/ntp.conf 
      insertafter: '# Specify one or more NTP servers'
      line: 'server {{net_server}}'

  - name: restart ntp
    service: name=ntp state=restarted

  - name: Make sure NTP is started up
    service: name=ntp state=started enabled=yes
    tags: ntp

  - name: Successful completion message
    vars:
      msg: |
          ************************************************************************************

          Provisioning completed.

          ************************************************************************************

    debug:
      msg: "{{ msg.split('\n') }}"