ffdo-ansible-l2tp/roles/mapserver_interfaces/tasks/main.yml

# creating batman interfaces
- name: Create interfaces - batman file
  template: src="batman.j2" dest="/etc/network/interfaces.d/30_batman.cfg"
  notify:
    - restart networking

#append line in interfaces file for reading additional config files
- name: let read interfaces from interfaces
  lineinfile: dest="/etc/network/interfaces" line="source /etc/network/interfaces.d/*"
  notify:
    - restart networking