site.yml

---
# - hosts: all
#   become: true
#   pre_tasks:
#     - name: update repository index (CentOS)
#       tags: always
#       dnf:
#         update_cache: yes
#       changed_when: false
#       when: ansible_distribution == "CentOS"

#     - name: update repository index (Ubuntu)
#       tags: always
#       apt:
#         update_cache: yes
#       changed_when: false
#       when: ansible_distribution == "Ubuntu"

- hosts: all
  become: true
  roles:
    - base
# - hosts: workstations
#   become: true
#   roles:
#     - workstations

# - hosts: web_servers
#   become: true
#   roles:
#     - web_servers
# - hosts: db_servers
#   become: true
#   roles:
#     - db_servers

# - hosts: file_servers
#   become: true
#   roles:
#     - file_servers