reboot.yml

---

- hosts: localhost
  gather_facts: no
  user: ansible
  
  vars_prompt:

    - name: target
      prompt: Which host or hosts do you need to reboot (comma-separated hostname list)? 
      default: "null"
      private: false
      
  tasks:
    - add_host:
        name: "{{ item }}"
        groups: dynamically_created_hosts
      with_items: "{{ target.split(',') }}"


- hosts: dynamically_created_hosts 
  remote_user: ansible
  become: yes

  vars_prompt:
    - name: delay
      prompt: 'How long, in seconds, to delay before rebooting (default: 15)?'
      default: "15"
      private: false
  
  
  tasks:

    - name: "Reboot the target node or group"
      ansible.builtin.reboot: 
        post_reboot_delay: 15
        reboot_timeout: 300
        pre_reboot_delay: "{{ delay|int }}"