{%- set key = 0 -%}
{%- set value = 1 -%}
{%- macro keepalived_config(data, recurse=-1) -%}
  {%- set recurse = recurse + 1 -%}
  {%- if data is none -%}
    {{- '\n' -}}
  {%- elif data is string or data is number -%}
    {{- data }}{{ '\n' -}}
  {%- elif data is mapping -%}
    {%- if recurse > 0 -%}
      {{- '{\n' -}}
    {%- endif -%}
    {%- for item in data|dictsort -%}
      {{- item[key] }} {{ keepalived_config(item[value], recurse) -}}
    {%- endfor -%}
    {%- if recurse > 0 -%}
        {{- '}\n' -}}
    {%- endif -%}
  {%- else -%}
     {%- if recurse > 0 -%}
      {{- '{\n' -}}
    {%- endif -%}
    {%- for item in data -%}
      {{- keepalived_config(item) -}}
    {%- endfor -%}
    {%- if recurse > 0 -%}
        {{- '}\n' -}}
    {%- endif -%}
  {%- endif -%}
{%- endmacro -%}