ansible/roles/services/tasks/services.yml

# vim: ft=yaml.ansible
# code: language=ansible
---
- name: Set up external services network
  docker_network:
    name: external_services

- name: Deploy all services
  include_tasks:
    file: block.yml
  vars:
    service:
      name: "{{ item }}"
      vars: "{{ services[item] }}"
  loop: "{{ services_include }}"
  when: single_service is not defined

- name: Deploy single service
  include_tasks:
    file: block.yml
  vars:
    service:
      name: "{{ single_service }}"
      vars: "{{ services[single_service] }}"
  when: single_service is defined and single_service in services