site.yml

- hosts:
    - dbservers
  become: yes
  roles:
    # - etc-hosts
    # - postgresql  # dependencies: etc-hosts
    - pgpool-II   # dependencies: etc-hosts, postgresql
  # vars:
  # vars_files:
  #   - "inventories/{{ env }}/vars/main.yml"
  # vars_prompt:
  #   - name: is_rm_pgdata_dir
  #     prompt: "rm pgdata_dir ?"
  #     default: no
  # pre_tasks:
  #   - tags: change_password
  #     name: change_password
  #     when: env | default("") == "vagrant"
  #     block:
  #       - user:
  #           name: "{{ item }}"
  #           password: "{{ 'a' | password_hash('sha512') }}"
  #         changed_when: false
  #         with_items:
  #           - vagrant
  #           - root
  #           - postgres
  # tasks:
  #   - name: test
  #     debug: