Control: Ensure external backend service has IAP enabled

powerpipe control run gcp_compliance.control.compute_external_backend_service_iap_enabled

powerpipe login
powerpipe control run gcp_compliance.control.compute_external_backend_service_iap_enabled --share

select
  self_link as resource,
  case
    when not load_balancing_scheme like 'EXTERNAL%' then 'skip'
    when (iap -> 'enabled')::bool then 'ok'
    else 'alarm'
  end as status,
  case
    when not load_balancing_scheme like 'EXTERNAL%' then name || ' is external backend service.'
    when (iap -> 'enabled')::bool then name || ' IAP enabled.'
    else name || ' IAP disabled.'
  end as reason
  , location as location, project as project
from
  gcp_compute_backend_service;