---
- hosts: localhost
  tasks:

  - name: install chrony
    yum:
      name: chrony
      state: present

  - name: config time server
    copy:
       src: chrony/chrony.conf
       dest: /etc/chrony.conf

  - name: disable chrony ipv6
    copy:
      src: chrony/chronyd
      dest: /etc/sysconfig/chronyd
    #replace:
    #  path:  /etc/sysconfig/chronyd
    #  regexp: '^OPTIONS=""'
    #  replace: 'OPTIONS="-4"'
   
  - name: start and active service chronyd
    systemd:
      name: chronyd
      enabled: true
      state: started