ansible-roles/ubuntu-deb-general/templates/resolv.conf

{% if resolv_conf_domain is defined %}
domain {{ resolv_conf_domain }}
{% endif %}
{% if resolv_conf_search is defined %}
search {% for dom in resolv_conf_search %} {{ dom }}{% endfor %} 
{% endif %}

# {% if resolv_conf_use_openstack_settings and openstack_region_name is defined  %}
# {% for ip in ['resolv_conf_ip_' + 'openstack_region_name']  %}
# nameserver {{ ip }}
# {% endfor %}
# {% else %}

{% for address in resolv_conf_ip %}
nameserver {{ address }}
{% endfor %}

# {% endif %}