ansible-role-reboot/tasks/main.yml

---

- name: reboot
  command:
    systemd-run --on-active={{reboot_command_after_seconds}}
    shutdown -r now "Reboot triggered by Ansible script"
  #async: 1
  #poll: 0
  #ignore_errors: true
  when: reboot_command

- name: wait for ssh port to be closed
  wait_for:
    host: "{{ ansible_host | default(inventory_hostname) }}"
    port: 22
    search_regex: OpenSSH
    timeout: "{{ reboot_wait_for_ssh_close_timeout_seconds }}"
    state: absent
  vars:
    ansible_connection: local
  register: _reboot_wait_for_ssh_port_closed

- name: note the shutdown time
  set_fact:
    _reboot_shutdown_timestamp: "{{ _current_timestamp }}"

- name: pause to let host reboot
  pause:
    seconds: "{{ reboot_pause_seconds }}"
  register: _reboot_pause

- name: wait for ssh port to be open again
  wait_for:
    host: "{{ ansible_host | default(inventory_hostname) }}"
    port: 22
    search_regex: OpenSSH
    timeout: "{{ reboot_wait_for_ssh_open_timeout_seconds }}"
    state: present
  vars:
    ansible_connection: local
  register: _reboot_wait_for_ssh_port_open

- include_role:
    name: ssh_host_key

- name: try to connect to ssh
  setup:

- name: check uptime for successful reboot
  set_fact:
    reboot_uptime: "{{ ansible_uptime_seconds }}"
  failed_when: ansible_uptime_seconds > reboot_uptime_max_seconds