---
- name: Disable /etc/network/interfaces for {{ if_item.ifname }}
  become: true
  find:
    paths: /etc/network/interfaces.d/,/etc/network
    contains: 'iface {{ if_item.ifname }}($|\s)'
  register: network_files
- name: Comment static {{ if_item.ifname }} config
  become: true
  replace:
    path: "{{ f_item.path }}"
    regexp: '^(?!#)'
    replace: '#'
  loop: "{{ network_files.files }}"
  loop_control:
    loop_var: f_item

#  notify: 
#    - networking changed
#    - network-manager configuration changed