Query: eventhub_namespace_private_link_used

with eventhub_service_connection as (
  select
    distinct a.id
  from
    azure_eventhub_namespace as a,
    jsonb_array_elements(private_endpoint_connections) as connection
  where
    connection -> 'privateLinkServiceConnectionState' ->> 'status' = 'Approved'
)
select
  a.id as resource,
  case
    when sku_tier = 'Basic' then 'skip'
    when c.id is null then 'alarm'
    else 'ok'
  end as status,
  case
    when sku_tier = 'Basic' then a.name || ' is of ' || sku_tier || ' tier.'
    when c.id is null then a.name || ' not uses private link.'
    else a.name || ' uses private link.'
  end as reason
  
  , a.resource_group as resource_group
  , sub.display_name as subscription
from
  azure_eventhub_namespace as a
  left join eventhub_service_connection as c on c.id = a.id,
  azure_subscription as sub
where
  sub.subscription_id = a.subscription_id;