Control: EC2 VPN connections should have logging enabled

powerpipe control run aws_compliance.control.vpc_vpn_connection_logging_enabled

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

with tunnel_logging as (
  select
    distinct arn,
    count(*)
  from
    aws_vpc_vpn_connection,
    jsonb_array_elements(options -> 'TunnelOptions') as t
  where
    (t -> 'LogOptions' -> 'CloudWatchLogOptions' ->> 'LogEnabled')::bool
  group by arn
)
select
  a.arn as resource,
  case
    when b.count >= 1 then 'ok'
    else 'alarm'
  end as status,
  case
    when b.count = 1 then a.title || ' has logging enabled for one tunnel.'
    when b.count = 2 then a.title || ' has logging enabled for both tunnels.'
    else a.title || ' has logging disabled for both tunnels.'
  end as reason
  
  , region, account_id
from
  aws_vpc_vpn_connection as a
  left join tunnel_logging as b on a.arn = b.arn;