---
- hosts: loadbalancer
  become: true
  tasks:
    - name: ensure nginx started
      service: name=nginx state=started enabled=yes

    - name: de-activate demo nginx site
      file: path=/etc/nginx/sites-enabled/demo state=absent
      notify: restart nginx

    - name: activate default nginx site
      file: src=/etc/nginx/sites-available/default dest=/etc/nginx/sites-enabled/default state=link
      notify: restart nginx

  handlers:
    - name: restart nginx
      service: name=nginx state=restarted