Query: rbac_rule_analysis

select
  s ->> 'name' as "Principal",
  s ->> 'kind' as "Principal Kind",
  b.name as "Role Binding",
  role.name as "Role",
  v as "Verbs",
  re as "Resources",
  resource_name as "Resource Names"
from
  kubernetes_cluster_role_binding as b,
  kubernetes_cluster_role as role,
  kubernetes_service_account as a,
  jsonb_array_elements(subjects) as s,
  jsonb_array_elements(rules) as r,
  jsonb_array_elements_text(r -> 'resources') as re,
  jsonb_array_elements_text(r -> 'verbs') as v,
  jsonb_array_elements_text(coalesce(r -> 'resourceNames', '["*"]'::jsonb)) as resource_name
where
  role.name = b.role_name
  and (s ->> 'kind' <> 'ServiceAccount' or s ->> 'name' in (select name from kubernetes_service_account))
  and b.context_name = role.context_name
  and (v in (select unnest (string_to_array($1, ',')::text[])) or v = '*')
  and (re in (select unnest (string_to_array($2, ',')::text[])) or re = '*')
  and b.context_name in (select unnest (string_to_array($3, ',')::text[]))
union
select
  s ->> 'name' as "Principal",
  s ->> 'kind' as "Principal Kind",
  b.name as "Role Binding",
  role.name as "Role",
  v as "Verbs",
  re as "Resources",
  resource_name as "Resource Names"
from
  kubernetes_role_binding as b,
  kubernetes_role as role,
  kubernetes_service_account as a,
  jsonb_array_elements(subjects) as s,
  jsonb_array_elements(rules) as r,
  jsonb_array_elements_text(r -> 'resources') as re,
  jsonb_array_elements_text(r -> 'verbs') as v,
  jsonb_array_elements_text(coalesce(r -> 'resourceNames', '["*"]'::jsonb)) as resource_name
where
  role.name = b.role_name
  and (s ->> 'kind' <> 'ServiceAccount' or s ->> 'name' in (select name from kubernetes_service_account))
  and b.context_name = role.context_name
  and (v in (select unnest (string_to_array($1, ',')::text[])) or v = '*')
  and (re in (select unnest (string_to_array($2, ',')::text[])) or re = '*')
  and b.context_name in (select unnest (string_to_array($3, ',')::text[]))
order by
  1;