- name: set role information
  set_fact:
    role_dependency_index: 0

    role_hardware:
      cores: 2
      memory: 128
      swap: 64
      disk: 0.6

    role_use_reverse_proxy: yes
    role_use_database: yes

    role_firewall_config:
      filter:
        input:
          - { protocol: tcp, dst_port: [53], action: accept }
          - { protocol: udp, dst_port: [53], action: accept }