sensu-ansible/templates/sensu-api.json.j2

{
  "api": {
    {% if sensu_api_user_name %}
    "user": "{{ sensu_api_user_name }}",
    "password": "{{ sensu_api_password }}",
    {% endif %}
    "host": "{{ sensu_api_host }}",
    "port": {{ sensu_api_port }}
  }
}