Control: ECS task definitions should not use root user.

powerpipe control run aws_compliance.control.ecs_task_definition_no_root_user

powerpipe login
powerpipe control run aws_compliance.control.ecs_task_definition_no_root_user --share

with root_user_task_definition as (
  select
    distinct task_definition_arn as arn
  from
    aws_ecs_task_definition,
    jsonb_array_elements(container_definitions) as c
  where
    c ->> 'User' = 'root'
)
select
  a.task_definition_arn as resource,
  case
    when b.arn is not null then 'alarm'
    else 'ok'
  end as status,
  case
    when b.arn is not null then a.title || ' have root user.'
    else a.title || ' does not have root user.'
  end as reason
  
  , region, account_id
from
  aws_ecs_task_definition as a
  left join root_user_task_definition as b on a.task_definition_arn = b.arn;