ansible-roles/postgresql/tasks/config.yml

---
- name: Allow conf.d/*.conf files to be included in PostgreSQL configuration
  lineinfile:
    name: /etc/postgresql/9.4/main/postgresql.conf
    line: include_dir = 'conf.d'
  notify: restart postgresql

- name: Create conf.d directory
  file:
    name: /etc/postgresql/9.4/main/conf.d/
    state: directory
    owner: postgres
    group: postgres
    mode: "755"

- name: Copy PostgreSQL config file
  template:
    src: postgresql.conf
    dest: /etc/postgresql/9.4/main/conf.d/evolinux.conf
    owner: postgres
    group: postgres
    mode: "644"
  notify: restart postgresql