---
- name: Synology DSM upgrade via SSH uniquement (robuste)
  hosts: synology
  gather_facts: false

  vars:
    syno_port: 5001
    reboot_down_timeout: 300
    reboot_up_timeout: 1800

  tasks:
    - name: Vérifier que synoupgrade existe
      ansible.builtin.raw: test -x /usr/syno/sbin/synoupgrade
      register: chk_synoupgrade
      failed_when: chk_synoupgrade.rc != 0

    - name: Lancer upgrade DSM via SSH (synoupgrade --start-force)
      ansible.builtin.raw: sudo /usr/syno/sbin/synoupgrade --start-force

    - name: Attendre que DSM tombe (reboot en cours)
      ansible.builtin.wait_for:
        host: "{{ inventory_hostname }}"
        port: "{{ syno_port }}"
        state: stopped
        timeout: "{{ reboot_down_timeout }}"
      delegate_to: localhost

    - name: Attendre le retour de DSM (port 5001)
      ansible.builtin.wait_for:
        host: "{{ inventory_hostname }}"
        port: "{{ syno_port }}"
        state: started
        delay: 10
        timeout: "{{ reboot_up_timeout }}"
      delegate_to: localhost