Query: docker_info_user_namespace_support_enabled

select
  id as resource,
  case
     when exists (
       select 1
       from jsonb_array_elements(security_options) AS elem
       where elem @> '"name=userns"'
     ) then 'ok'
     else 'alarm'
  end as status,
  case
    when exists (
       select 1
       from jsonb_array_elements(security_options) AS elem
       where elem @> '"name=userns"'
     ) then name || ' user namespace support enabled.'
    else name || ' user namespace support disabled.'
  end as reason
  , _ctx ->> 'connection_name' as connection_name
from
  docker_info;