knot-template.conf.jinja

{# mandatory context: settings, log_default, template_default #}
{%- set dns = settings %}
{%- if dns.log is not defined %}
  {% do dns.update( {'log', log_default} ) %}
{%- endif %}
{%- if dns.template is not defined %}
  {%- do dns.update( {'template', [template_default]} ) %}
{%- endif %}
{%- if dns.template|selectattr('id', 'equalto', 'default')|map(attribute='id')|first != 'default' %}
  {%- set template = dns.template+ [template_default] %}
  {%- do dns.update( {'template', template} ) %}
{%- endif %}
{%- do dns.pop('enabled') %}
{%- for z in range(dns.zone|length) %}
  {%- if dns.zone[z].source is defined %}
    {%- do dns.zone[z].pop('source') %}
  {%- endif %}
  {%- if dns.zone[z].context is defined %}
    {%- do dns.zone[z].pop('context') %}
  {%- endif %}
  {%- if dns.zone[z].contents is defined %}
    {%- do dns.zone[z].pop('contents') %}
  {%- endif %}
{%- endfor %}

{%- macro iter_first(data, section, keyname) %}
{%- if data[section] is defined %}
{{ section }}:
{%- for i in data[section] %}
- {{ keyname }}: {{ i[keyname] }}
    {%- for v,d in i.items() %}
      {%- if v != keyname %}
        {%- if d is iterable and d is not string and d|length > 1 %}
  {{ v }}: [{{ d|join(',') }}]
        {%- elif d is iterable and d is not string and d|length == 1 %}
  {{ v }}: {{ d[0] }}
        {%- else %}
  {{ v }}: {{ d }}
        {%- endif %}
      {%- endif %}
    {%- endfor %}
{% endfor %}
{%- endif %}
{%- endmacro %}

{%- if dns.server is defined %}
server:
  {%- for k,v in dns.server.items() %}
    {%- if k == 'listen' and v is iterable and v is not string and v|length > 1 %}
  listen: [{{ v|join(',') }}]
    {%- else %}
  {{ k }}: {{ v }}
    {%- endif %}
  {%- endfor %}
{%- endif %}
{%- if dns.control is defined %}
control:
{{ dns.control|yaml(False)|indent(2,True) }}
{%- endif %}
{%- if dns.statistics is defined %}
statistics:
{{ dns.statistics|yaml(False)|indent(2,True) }}
{%- endif %}
{%- if dns.database is defined %}
database:
{{ dns.database|yaml(False)|indent(2,True) }}
{%- endif %}

{{ iter_first (dns, 'module', 'id') }}
{{ iter_first (dns, 'log', 'target') }}
{{ iter_first (dns, 'keystore', 'id') }}
{{ iter_first (dns, 'submission', 'id') }}
{{ iter_first (dns, 'policy', 'id') }}
{{ iter_first (dns, 'key', 'id') }}
{{ iter_first (dns, 'remote', 'id') }}
{{ iter_first (dns, 'acl', 'id') }}
{{ iter_first (dns, 'template', 'id') }}
{{ iter_first (dns, 'zone', 'domain') }}