---
- name: Reboot all hosts
  hosts: all
  gather_facts: false

  tasks:
    - name: Reboot host
      ansible.builtin.reboot:
        reboot_timeout: 900
        connect_timeout: 10
        pre_reboot_delay: 0
        post_reboot_delay: 30
        test_command: whoami
      register: reboot_result

    - name: Report reboot status
      ansible.builtin.set_fact:
        reboot_report:
          host: "{{ inventory_hostname }}"
          rebooted: true
          elapsed: "{{ reboot_result.elapsed | default('unknown') }}"

- name: Reboot summary
  hosts: localhost
  gather_facts: false

  tasks:
    - name: Display reboot report
      ansible.builtin.debug:
        msg: |
          ==========================
          REBOOT SUMMARY
          ==========================

          {% for host in groups['all'] %}
          Host: {{ host }}
          Status: Reboot successful
          Time until back online: {{ hostvars[host].reboot_report.elapsed }} seconds

          {% endfor %}