---

- name: "Set variables (Debian 8)"
  set_fact:
    postgresql_version: '9.4'
  when: postgresql_version is none or postgresql_version | length == 0

- include: pgdg-repo.yml
  when: postgresql_version != '9.4'

- name: Install postgresql package
  apt:
    name: '{{item}}'
  loop:
    - "postgresql-{{postgresql_version}}"
    - ptop
    - libdbd-pg-perl