- name: install backports apt list
  apt_repository:
    filename: backports
    repo: "deb http://ftp.de.debian.org/debian {{ansible_distribution_release}}-backports main contrib non-free"
- name: remove incomplete backports apt list
  apt_repository:
    filename: backports
    repo: "deb http://ftp.de.debian.org/debian {{ansible_distribution_release}}-backports main"
    state: absent

- name: install backports sources apt list
  apt_repository:
    filename: backports
    repo: "deb-src http://ftp.de.debian.org/debian {{ansible_distribution_release}}-backports main contrib non-free"
- name: remove incomplete backports sources apt list
  apt_repository:
    filename: backports
    repo: "deb-src http://ftp.de.debian.org/debian {{ansible_distribution_release}}-backports main"
    state: absent

- name: remove obsolete apt lists
  file: path=/etc/apt/sources.list.d/{{ item }}-backports.list state=absent
  with_items:
    - jessie
    - stretch
- name: remove obsolete apt list entries
  lineinfile: path=/etc/apt/sources.list regexp="{{ item }}-backports" state=absent
  with_items:
    - jessie
    - stretch

- name: update apt cache
  apt: update_cache=yes