---
- name: Check Red Hat distributions
  when: ansible_os_family == "RedHat"
  block:
    - name: Check that this system is in the Red Hat family
      ansible.builtin.assert:
        that:
          - ansible_os_family == "RedHat"
        success_msg: "This is a RedHat family system"
        fail_msg: "This is NOT a RedHat family system. Goodbye."

    - name: Supported distributions only
      ansible.builtin.assert:
        that:
          - (ansible_distribution == "Rocky") or (ansible_distribution == "Fedora")
        success_msg: "System is supported"
        fail_msg: "System is NOT supported"

    - name: EL - Check that major versions are valid
      when: ansible_distribution == "Rocky"
      ansible.builtin.assert:
        that:
          - ansible_distribution_major_version|int >= 8
        success_msg: "Supported major version of Enterprise Linux"
        fail_msg: "This major version is not supported"

    - name: Fedora - Check that major versions are valid
      when: ansible_distribution == "Fedora"
      ansible.builtin.assert:
        that:
          - ansible_distribution_major_version|int >= 39
        success_msg: "Supported major version of Fedora"
        fail_msg: "This major version is not supported"
...