ansible-upgrade-kernel

playbook.yml

  - name: Check for reboot hint.
    shell: LAST_KERNEL=$(rpm -q --last kernel | perl -pe 's/^kernel-(\S+).*/$1/' | head -1);CURRENT_KERNEL=$(uname -r); if [ $LAST_KERNEL != $CURRENT_KERNEL ]; then echo 'reboot'; else echo 'no'; fi
    ignore_errors: true
    register: reboot_hint

  - name: Rebooting ...
    shell: sleep 2 && /usr/sbin/reboot
    async: 1
    poll: 0
    ignore_errors: true
    when: reboot_hint.stdout.find("reboot") != -1

  - name: Wait for host to boot
    become: false
    local_action: wait_for
    args:
      host: "{{ inventory_hostname }}"
      port: 22
      state: started
      delay: 30
      timeout: 180
    when: reboot_hint.stdout.find("reboot") != -1