Control: Kubernetes cluster nodes should prohibit public access

powerpipe control run azure_compliance.control.kubernetes_cluster_node_restrict_public_access

powerpipe login
powerpipe control run azure_compliance.control.kubernetes_cluster_node_restrict_public_access --share

with public_node as (
  select
    distinct id
  from
    azure_kubernetes_cluster,
    jsonb_array_elements(agent_pool_profiles) as p
  where
    p ->> 'enableNodePublicIP' = 'true'
  group by
    id
)
select
  c.id as resource,
  case
    when n.id is null then 'ok'
    else 'alarm'
  end as status,
  case
    when n.id is null then c.name || ' has no public node.'
    else c.name || ' has public node.'
  end as reason
  
  , c.resource_group as resource_group
  , sub.display_name as subscription
from
  azure_kubernetes_cluster c
  left join public_node as n on n.id = c.id,
  azure_subscription sub
where
  sub.subscription_id = c.subscription_id;