{% for machine, certificates in extra_variables['certificates'].items() %}
{{ machine }}:
{% for certificate in certificates %}
  - certificate: {{ certificate.name }}
{% if 'private' in certificate %}
    private: {{ certificate.private }}
{% endif %}
    authority: {{ certificate.authority }}
    authority_server: {{ certificate.get('server', 'null') }}
    domain: {{ certificate.domain }}
    provider: {{ certificate.provider }}
    type: {{ certificate.type }}
{% endfor %}
{% endfor %}