Control: DaemonSet containers should have audit log max-age set to 30 or greater

powerpipe control run kubernetes_compliance.control.daemonset_container_argument_audit_log_maxage_greater_than_30

powerpipe login
powerpipe control run kubernetes_compliance.control.daemonset_container_argument_audit_log_maxage_greater_than_30 --share

with container_list as (
  select
    c ->> 'name' as container_name,
    trim('"' from split_part(co::text, '=', 2))::integer as value,
    d.name as daemonset
  from
    kubernetes_daemonset as d,
    jsonb_array_elements(template -> 'spec' -> 'containers') as c,
    jsonb_array_elements(c -> 'command') as co
  where
    (co)::text LIKE '%audit-log-maxage=%'
), container_name_with_daemonset_name as (
  select
    d.name as daemonset_name,
    d.uid as daemonset_uid,
    d.path as path,
    d.start_line as start_line,
    d.end_line as end_line,
    d.context_name as context_name,
    d.namespace as namespace,
    d.source_type as source_type,
    d.tags as tags,
    d._ctx as _ctx,
    c.*
  from
    kubernetes_daemonset as d,
    jsonb_array_elements(template -> 'spec' -> 'containers') as c
)
select
  coalesce(d.daemonset_uid, concat(d.path, ':', d.start_line)) as resource,
  case
    when (d.value -> 'command') is null then 'ok'
    when (d.value -> 'command') @> '["kube-apiserver"]' and l.container_name is null then 'alarm'
    when not ((d.value -> 'command') @> '["kube-apiserver"]') then 'ok'
    when l.container_name is not null and (d.value -> 'command') @> '["kube-apiserver"]' and coalesce((l.value)::int, 0) >= 30 then 'ok'
    else 'alarm'
  end as status,
  case
    when (d.value -> 'command') is null then d.value ->> 'name' || ' command not defined.'
    when (d.value -> 'command') @> '["kube-apiserver"]' and l.container_name is null then  d.value ->> 'name' || ' audit-log-maxage not set.'
    when not ((d.value -> 'command') @> '["kube-apiserver"]')  then d.value ->> 'name' || ' kube-apiservernot not defined.'
    else d.value ->> 'name' || ' audit-log-maxage is set to ' || l.value || '.'
  end as reason,
  d.daemonset_name as daemonset_name
  
  , coalesce(context_name, '') as context_name, namespace, source_type, coalesce(path || ':' || start_line || '-' || end_line, '') as path
from
  container_name_with_daemonset_name as d
  left join container_list as l on d.value ->> 'name' = l.container_name and d.daemonset_name = l.daemonset;