---
- name: Upgrade RHEL 7 to RHEL 8
  hosts: all
  become: true
  vars:
    leapp_repo: "rhel-7-server-extras-rpms"

  tasks:
    - name: Ensure system is up to date
      yum:
        name: '*'
        state: latest

    - name: Install the Leapp utility
      yum:
        name: leapp
        state: present
        enablerepo: "{{ leapp_repo }}"

    - name: Run the pre-upgrade check with Leapp
      shell: leapp preupgrade
      register: leapp_preupgrade
      ignore_errors: true

    - name: Check for pre-upgrade issues
      debug:
        msg: "Leapp pre-upgrade check output: {{ leapp_preupgrade.stdout }}"

    - name: Fix any issues identified by Leapp (manual step)
      pause:
        prompt: "Please review the pre-upgrade report at /var/log/leapp/leapp-report.txt and fix any blocking issues. Press Enter to continue."

    - name: Proceed with the upgrade
      shell: leapp upgrade
      ignore_errors: true

    - name: Reboot the server to complete the upgrade
      reboot:
        reboot_timeout: 1200

    - name: Verify the OS version after reboot
      shell: cat /etc/redhat-release
      register: os_version

    - name: Display the new OS version
      debug:
        msg: "The server has been successfully upgraded to: {{ os_version.stdout }}"