add enhanced views for users, roles and grants

This commit is contained in:
Michael Hoennig 2022-08-30 08:22:20 +02:00
parent 4aa8b85bb6
commit 1c45443da6
1 changed files with 87 additions and 11 deletions

View File

@ -1,5 +1,26 @@
--liquibase formatted sql
-- ============================================================================
--changeset rbac-views-ROLE-ENHANCED-VIEW:1 endDelimiter:--//
-- ----------------------------------------------------------------------------
/*
Creates a view to the role table with additional columns
for easier human readability.
*/
drop view if exists rbacrole_ev;
create or replace view rbacrole_ev as
select (objectTable || '#' || objectIdName || '.' || roleType) as roleIdName, *
-- @formatter:off
from (
select r.*,
o.objectTable, findIdNameByObjectUuid(o.objectTable, o.uuid) as objectIdName
from rbacrole as r
join rbacobject as o on o.uuid = r.objectuuid
) as unordered
-- @formatter:on
order by roleIdName;
--//
-- ============================================================================
--changeset rbac-views-ROLE-RESTRICTED-VIEW:1 endDelimiter:--//
-- ----------------------------------------------------------------------------
@ -16,7 +37,7 @@ select *
findIdNameByObjectUuid(o.objectTable, o.uuid) as objectIdName
from rbacrole as r
join rbacobject as o on o.uuid = r.objectuuid
where isGranted(currentSubjectIds(), r.uuid)
where isGranted(currentSubjectsUuids(), r.uuid)
) as unordered
-- @formatter:on
order by objectTable || '#' || objectIdName || '.' || roleType;
@ -25,14 +46,14 @@ grant all privileges on rbacrole_rv to restricted;
-- ============================================================================
--changeset rbac-views-GRANT-RESTRICTED-VIEW:1 endDelimiter:--//
--changeset rbac-views-GRANT-ENHANCED-VIEW:1 endDelimiter:--//
-- ----------------------------------------------------------------------------
/*
Creates a view to the grants table with row-level limitation
based on the direct grants of the current user.
Creates a view to the grants table with additional columns
for easier human readability.
*/
drop view if exists rbacgrants_rv;
create or replace view rbacgrants_rv as
drop view if exists rbacgrants_ev;
create or replace view rbacgrants_ev as
-- @formatter:off
select o.objectTable || '#' || findIdNameByObjectUuid(o.objectTable, o.uuid) || '.' || r.roletype as grantedByRoleIdName,
g.objectTable || '#' || g.objectIdName || '.' || g.roletype as grantedRoleIdName, g.userName, g.assumed,
@ -46,12 +67,42 @@ create or replace view rbacgrants_rv as
join rbacrole as r on r.uuid = g.descendantUuid
join rbacobject o on o.uuid = r.objectuuid
join rbacuser u on u.uuid = g.ascendantuuid
where isGranted(currentSubjectIds(), r.uuid)
) as g
join RbacRole as r on r.uuid = grantedByRoleUuid
join RbacObject as o on o.uuid = r.objectUuid
order by grantedRoleIdName;
-- @formatter:on
--//
-- ============================================================================
--changeset rbac-views-GRANT-RESTRICTED-VIEW:1 endDelimiter:--//
-- ----------------------------------------------------------------------------
/*
Creates a view to the grants table with row-level limitation
based on the direct grants of the current user.
*/
drop view if exists rbacgrants_rv;
create or replace view rbacgrants_rv as
-- @formatter:off
select o.objectTable || '#' || findIdNameByObjectUuid(o.objectTable, o.uuid) || '.' || r.roletype as grantedByRoleIdName,
g.objectTable || '#' || g.objectIdName || '.' || g.roletype as grantedRoleIdName, g.userName, g.assumed,
g.grantedByRoleUuid, g.descendantUuid as grantedRoleUuid, g.ascendantUuid as userUuid,
g.objectTable, g.objectUuid, g.objectIdName, g.roleType as grantedRoleType
from (
select g.grantedbyroleuuid, g.ascendantuuid, g.descendantuuid, g.assumed,
u.name as userName, o.objecttable, r.objectuuid, r.roletype,
findIdNameByObjectUuid(o.objectTable, o.uuid) as objectIdName
from rbacgrants as g
join rbacrole as r on r.uuid = g.descendantUuid
join rbacobject o on o.uuid = r.objectuuid
join rbacuser u on u.uuid = g.ascendantuuid
where isGranted(currentSubjectsUuids(), r.uuid)
) as g
join RbacRole as r on r.uuid = grantedByRoleUuid
join RbacObject as o on o.uuid = r.objectUuid
order by grantedRoleIdName;
-- @formatter:on
grant all privileges on rbacrole_rv to restricted;
--//
@ -114,6 +165,31 @@ execute function deleteRbacGrant();
--/
-- ============================================================================
--changeset rbac-views-USER-ENHANCED-VIEW:1 endDelimiter:--//
-- ----------------------------------------------------------------------------
/*
Creates a view to the users table with additional columns
for easier human readability.
*/
drop view if exists RbacUser_ev;
create or replace view RbacUser_ev as
select distinct *
-- @formatter:off
from (
select usersInRolesOfCurrentUser.*
from RbacUser as usersInRolesOfCurrentUser
join RbacGrants as g on g.ascendantuuid = usersInRolesOfCurrentUser.uuid
join rbacrole_ev as r on r.uuid = g.descendantuuid
union
select users.*
from RbacUser as users
) as unordered
-- @formatter:on
order by unordered.name;
--//
-- ============================================================================
--changeset rbac-views-USER-RESTRICTED-VIEW:1 endDelimiter:--//
-- ----------------------------------------------------------------------------
@ -133,7 +209,7 @@ create or replace view RbacUser_rv as
union
select users.*
from RbacUser as users
where cardinality(assumedRoles()) = 0 and currentUserId() = users.uuid
where cardinality(assumedRoles()) = 0 and currentUserUuid() = users.uuid
) as unordered
-- @formatter:on
order by unordered.name;
@ -210,12 +286,12 @@ create or replace function grantedPermissions(targetUserUuid uuid)
returns null on null input
language plpgsql as $$
declare
currentUserId uuid;
currentUserUuid uuid;
begin
-- @formatter:off
currentUserId := currentUserId();
currentUserUuid := currentUserUuid();
if hasGlobalRoleGranted(targetUserUuid) and not hasGlobalRoleGranted(currentUserId) then
if hasGlobalRoleGranted(targetUserUuid) and not hasGlobalRoleGranted(currentUserUuid) then
raise exception '[403] permissions of user "%" are not accessible to user "%"', targetUserUuid, currentUser();
end if;