- name: Ensure Diffie-Hellman directory exists
  file:
    path: "{{ mumble_web_nginx_dhparam | dirname }}"
    state: directory
    owner: root
    group: www-data
    mode: "755"

- name: Generate Diffie-Hellman parameters
  # This can take a long time... So we are doing it in async mode
  openssl_dhparam:
      path: "{{ mumble_web_nginx_dhparam }}"
      state: present
      owner: root
      group: www-data
      mode: "640"
      size: "{{ mumble_web_nginx_dhparam_size }}"
  async: 3600
  poll: 0
  changed_when: no
  register: _mumble_web_nginx_dhparam