---
- hosts: backend
  vars:
        apt_packages:
                - { package: "postgresql", state: present }
                - { package: "python3-psycopg2", state: present }
                - { package: "redis", state: present }
                - { package: "influxdb", state: present }
        systemd:
                services:
                        - { name: "postgres@12-main", enabled: true, action: reloaded }
                        - { name: "redis", enabled: true, action: restarted }
                        - { name: "influxdb", enabled: true, action: restarted }
                overrides:
                        - "influxdb"
  roles:
        - vault
        - apt
        - postgresql
        - influxdb
        - redis
        - systemd