hass/tasks/database_postgres.yml

- name: "Ensure db user is present"
  become: yes
  become_user: postgres
  postgresql_user: 
    name: "{{ hass_db_user }}"
    password: "{{ hass_db_password }}"
    state: present

- name: "Ensure database is present"
  become: yes
  become_user: postgres
  postgresql_db: 
    name: "{{ hass_db_name }}"
    lc_collate: fr_FR.UTF-8
    encoding: utf8
    template: template0
    owner: "{{ hass_db_user }}"
    state: present
  register: hass_database_creation


- name: import DATA in database in case of creation
  become: yes
  become_user: postgres
  postgresql_db:
    name: "{{ hass_db_name }}"
    state: restore
    target: "{{ hass_SQl_target_file }}"
  register: hass_database_import
  when: hass_database_creation.changed == true and hass_SQl_target_file is defined