Query: compute_firewall_default_rule_restrict_ingress_access_except_http_and_https

with default_firewall_rule as (
  select
   distinct name
  from
    gcp_compute_firewall
  where
    direction = 'INGRESS'
    and (
      source_ranges ?& array['0.0.0.0/0']
      or source_ranges ?& array['::/0']
    )
     and name in ('default-allow-ssh', 'default-allow-icmp', 'default-allow-internal', 'default-allow-rdp')
  )
select
  self_link resource,
  case
    when not name like 'default-%' then 'skip'
    when name in (select name from default_firewall_rule) then 'alarm'
    else 'ok'
  end as status,
  case
    when not name like 'default-%' then title || ' is not default firewall.'
    when name in (select name from default_firewall_rule) then title || ' is default firewall with public access.'
    else title || ' is default firewall with no public access.'
  end as reason
  , location as location, project as project
from
  gcp_compute_firewall;