Query: rds_db_instance_uses_recent_ca_certificate

select
  address as resource,
  case
    when (attributes_std ->> 'ca_cert_identifier') in ('rds-ca-rsa2048-g1', 'rds-ca-rsa4096-g1', 'rds-ca-ecc384-g1') then 'ok'
    when (attributes_std ->> 'ca_cert_identifier') is null then 'skip'
    else 'alarm'
  end status,
  split_part(address, '.', 2) || case
    when (attributes_std ->> 'ca_cert_identifier') in ('rds-ca-rsa2048-g1', 'rds-ca-rsa4096-g1', 'rds-ca-ecc384-g1') then ' uses recent CA certificate'
    when (attributes_std ->> 'ca_cert_identifier') is null then ' CA certificate not defined'
    else ' uses an old CA certificate'
  end || '.' reason
  
  , path || ':' || start_line
from
  terraform_resource
where
  type = 'aws_db_instance';