initial rbac schema

Author: morenoh149

readme.md

@@ -10,3 +10,4 @@ A collection of sample databases for PostgreSQL.
 * Pagila - Movie rental database with actors, ratings, payments, etc.
 * USDA - food database
 * World - city, country, language for the world
+* Role Based Access Control - authentication solution

role-based-access-control/rbac.sql

@@ -0,0 +1,55 @@
+/*
+ * Create Tables
+ */
+drop table rbac_permissions, rbac_rolepermissions, rbac_roles, rbac_userroles;
+
+create table if not exists rbac_permissions (
+  id    serial primary key,
+  lft   integer not null,
+  rght  integer not null,
+  title text not null,
+  description text not null
+);
+create index on rbac_permissions (lft);
+create index on rbac_permissions (rght);
+create index on rbac_permissions (title);
+
+create table if not exists rbac_rolepermissions (
+  role_id        integer not null,
+  permission_id  integer not null,
+  assignment_date timestamptz not null,
+  primary key  (role_id, permission_id)
+);
+
+create table if not exists rbac_roles (
+  id    serial primary key,
+  lft   integer not null,
+  rght  integer not null,
+  title varchar not null,
+  description text not null
+);
+create index on rbac_roles (lft);
+create index on rbac_roles (rght);
+create index on rbac_roles (title);
+
+create table if not exists rbac_userroles (
+  user_id integer not null,
+  role_id integer not null,
+  assignment_date timestamptz not null,
+  primary key  (user_id, role_id)
+);
+
+/*
+ * Insert Initial Table Data
+ */
+insert into rbac_permissions (id, lft, rght, title, description)
+values (1, 0, 1, 'root', 'root');
+
+insert into rbac_rolepermissions (role_id, permission_id, assignment_date)
+values (1, 1, current_timestamp);
+
+insert into rbac_roles (id, lft, rght, title, description)
+values (1, 0, 1, 'root', 'root');
+
+insert into rbac_userroles (user_id, Role_id, assignment_date)
+values (1, 1, current_timestamp);

role-based-access-control/readme.md

@@ -0,0 +1,6 @@
+# Role Based Access Control
+
+An implementation of [NIST level 2 RBAC](http://csrc.nist.gov/groups/SNS/rbac/)
+Hierarchical RBAC
+
+Work in progress, contributions welcome