Control: Check that GKE clusters have a Network Policy installed

powerpipe control run terraform_gcp_compliance.control.kubernetes_cluster_network_policy_installed

powerpipe login
powerpipe control run terraform_gcp_compliance.control.kubernetes_cluster_network_policy_installed --share

select
  address as resource,
  case
    when (attributes_std -> 'network_policy') is not null then 'ok' else 'alarm'
  end as status,
  name || case
    when (attributes_std -> 'network_policy') is not null then ' network policy defined'
    else ' network policy not defined'
  end || '.' reason
  
  , path || ':' || start_line
from
  terraform_resource
where
  type = 'google_container_cluster';