gistfile1.txt

{% set custodian_tables = { 'ebs': { 'headers': { 'VolumeId': '', 'CreateTime': { 'display_name': 'CreationTime' }, 'State': '', 'Tags': '' } } } %}

{% macro get_header_name(header, resource, custodian_tables) -%}
  {% if 'display_name' in custodian_tables[resource]['headers'][header] %}
    {{ custodian_tables[resource]['headers'][header]['display_name'] }}
  {% endif %}
  {{ header }}
{%- endmacro %}

{% macro create_table_header(table_headers, resource, custodian_tables) -%}
  {% for table_header in table_headers %}
    <th style="border:2px solid grey; text-align: center; padding: 5px;">{{ get_header_name(table_header, resource, custodian_tables) }}</th>
  {% endfor %}
{%- endmacro %}


{% macro create_table_rows(resources, table_headers) -%}
  {% for resource in resources %}
    <tr style="border:none; border-collapse:collapse">
    {% for columnName in table_headers %}
      <td style="border:2px solid grey; padding:4px">{{ resource[columnName] }}</td>
    {% endfor %}
    </tr>
  {% endfor %}
{%- endmacro %} 


{% set table_headers = custodian_tables[policy['resource']]['headers'].keys() %}
{{ create_table_header(table_headers, resource, custodian_tables) }}
{{ create_table_rows(resources, table_headers) }}