--liquibase formatted sql -- ============================================================================ --changeset hs-admin-contact-rbac-CREATE-OBJECT:1 endDelimiter:--// -- ---------------------------------------------------------------------------- /* Creates the related RbacObject through a BEFORE INSERT TRIGGER. */ drop trigger if exists createRbacObjectForCustomer_Trigger on hs_admin_contact; create trigger createRbacObjectForCustomer_Trigger before insert on hs_admin_contact for each row execute procedure createRbacObject(); --// -- ============================================================================ --changeset hs-admin-contact-rbac-ROLE-DESCRIPTORS:1 endDelimiter:--// -- ---------------------------------------------------------------------------- create or replace function hsAdminContactOwner(contact hs_admin_contact) returns RbacRoleDescriptor language plpgsql strict as $$ begin return roleDescriptor('hs_admin_contact', contact.uuid, 'owner'); end; $$; create or replace function hsAdminContactOwner(contact hs_admin_contact) returns RbacRoleDescriptor language plpgsql strict as $$ begin return roleDescriptor('hs_admin_contact', contact.uuid, 'admin'); end; $$; create or replace function hsAdminContactTenant(contact hs_admin_contact) returns RbacRoleDescriptor language plpgsql strict as $$ begin return roleDescriptor('hs_admin_contact', contact.uuid, 'tenant'); end; $$; --// -- ============================================================================ --changeset hs-admin-contact-rbac-ROLES-CREATION:1 endDelimiter:--// -- ---------------------------------------------------------------------------- /* Creates the roles and their assignments for a new contact for the AFTER INSERT TRIGGER. */ create or replace function createRbacRolesForHsAdminContact() returns trigger language plpgsql strict as $$ declare contOwnerRole uuid; begin if TG_OP <> 'INSERT' then raise exception 'invalid usage of TRIGGER AFTER INSERT'; end if; -- the owner role with full access for the creator assigned to the contact's email addr perform createRbacUser(NEW.emailaddresses); contOwnerRole = createRole( hsAdminContactOwner(NEW), grantingPermissions(forObjectUuid => NEW.uuid, permitOps => array ['*']), beneathRole(globalAdmin()), withoutSubRoles(), withUsers(array[currentUser(), NEW.emailaddresses]), -- TODO: multiple grantedByRole(globalAdmin()) ); -- the tenant role for those related users who can view the data perform createRole( hsAdminContactTenant(NEW), grantingPermissions(forObjectUuid => NEW.uuid, permitOps => array ['view']), beneathRole(contOwnerRole) ); return NEW; end; $$; /* An AFTER INSERT TRIGGER which creates the role structure for a new customer. */ drop trigger if exists createRbacRolesForHsAdminContact_Trigger on hs_admin_contact; create trigger createRbacRolesForHsAdminContact_Trigger after insert on hs_admin_contact for each row execute procedure createRbacRolesForHsAdminContact(); --// -- ============================================================================ --changeset hs-admin-contact-rbac-ROLES-REMOVAL:1 endDelimiter:--// -- ---------------------------------------------------------------------------- /* Deletes the roles and their assignments of a deleted contact for the BEFORE DELETE TRIGGER. */ create or replace function deleteRbacRulesForHsAdminContact() returns trigger language plpgsql strict as $$ begin if TG_OP = 'DELETE' then call deleteRole(findRoleId(hsAdminContactOwner(OLD))); call deleteRole(findRoleId(hsAdminContactTenant(OLD))); else raise exception 'invalid usage of TRIGGER BEFORE DELETE'; end if; end; $$; /* An BEFORE DELETE TRIGGER which deletes the role structure of a contact. */ drop trigger if exists deleteRbacRulesForHsAdminContact_Trigger on hs_admin_contact; create trigger deleteRbacRulesForTestContact_Trigger before delete on hs_admin_contact for each row execute procedure deleteRbacRulesForHsAdminContact(); --// -- ============================================================================ --changeset hs-admin-contact-rbac-IDENTITY-VIEW:1 endDelimiter:--// -- ---------------------------------------------------------------------------- /* Creates a view to the contact main table which maps the identifying name (in this case, the prefix) to the objectUuid. */ drop view if exists hs_admin_contact_iv; create or replace view hs_admin_contact_iv as select target.uuid, cleanIdentifier(target.label) as idName from hs_admin_contact as target; -- TODO: Is it ok that everybody has access to this information? grant all privileges on hs_admin_contact_iv to restricted; /* Returns the objectUuid for a given identifying name (in this case the prefix). */ create or replace function hs_admin_contactUuidByIdName(idName varchar) returns uuid language sql strict as $$ select uuid from hs_admin_contact_iv iv where iv.idName = hs_admin_contactUuidByIdName.idName; $$; /* Returns the identifying name for a given objectUuid (in this case the label). */ create or replace function hs_admin_contactIdNameByUuid(uuid uuid) returns varchar language sql strict as $$ select idName from hs_admin_contact_iv iv where iv.uuid = hs_admin_contactIdNameByUuid.uuid; $$; --// -- ============================================================================ --changeset hs-admin-contact-rbac-RESTRICTED-VIEW:1 endDelimiter:--// -- ---------------------------------------------------------------------------- /* Creates a view to the contact main table with row-level limitation based on the 'view' permission of the current user or assumed roles. */ set session session authorization default; drop view if exists hs_admin_contact_rv; create or replace view hs_admin_contact_rv as select target.* from hs_admin_contact as target where target.uuid in (select queryAccessibleObjectUuidsOfSubjectIds('view', 'hs_admin_contact', currentSubjectsUuids())); grant all privileges on hs_admin_contact_rv to restricted; --// -- ============================================================================ --changeset hs-admin-contact-rbac-INSTEAD-OF-INSERT-TRIGGER:1 endDelimiter:--// -- ---------------------------------------------------------------------------- /** Instead of insert trigger function for hs_admin_contact_rv. */ create or replace function insertHsAdminContact() returns trigger language plpgsql as $$ declare newUser hs_admin_contact; begin -- insert -- into RbacObject as r (uuid, objecttable) -- values( new.uuid, 'hs_admin_contact_rv'); insert into hs_admin_contact values (new.*) returning * into newUser; return newUser; end; $$; /* Creates an instead of insert trigger for the hs_admin_contact_rv view. */ create trigger insertHsAdminContact_Trigger instead of insert on hs_admin_contact_rv for each row execute function insertHsAdminContact(); --// -- ============================================================================ --changeset hs-admin-contact-rbac-INSTEAD-OF-DELETE-TRIGGER:1 endDelimiter:--// -- ---------------------------------------------------------------------------- /** Instead of delete trigger function for hs_admin_contact_rv. */ create or replace function deleteHsAdminContact() returns trigger language plpgsql as $$ begin if currentUserUuid() = old.uuid or hasGlobalRoleGranted(currentUserUuid()) then delete from RbacUser where uuid = old.uuid; return old; end if; -- TODO: check role permissions raise exception '[403] User % not allowed to delete contact uuid %', currentUser(), old.uuid; end; $$; /* Creates an instead of delete trigger for the RbacUser_rv view. */ create trigger deleteHsAdminContact_Trigger instead of delete on hs_admin_contact_rv for each row execute function deleteHsAdminContact(); --/ -- ============================================================================ --changeset hs-admin-contact-rbac-SET-CONTACT:1 endDelimiter:--// -- ---------------------------------------------------------------------------- /* Creates a global permission for set-contact and assigns it to the hostsharing admins role. */ do language plpgsql $$ declare addCustomerPermissions uuid[]; globalObjectUuid uuid; globalAdminRoleUuid uuid ; begin call defineContext('granting global set-contact permission to global admin role', null, null, null); globalAdminRoleUuid := findRoleId(globalAdmin()); globalObjectUuid := (select uuid from global); addCustomerPermissions := createPermissions(globalObjectUuid, array ['set-contact']); call grantPermissionsToRole(globalAdminRoleUuid, addCustomerPermissions); end; $$; /** Used by the trigger to prevent the add-customer to current user respectively assumed roles. */ create or replace function addHsAdminContactNotAllowedForCurrentSubjects() returns trigger language PLPGSQL as $$ begin raise exception '[403] set-contact not permitted for %', array_to_string(currentSubjects(), ';', 'null'); end; $$; /** Checks if the user or assumed roles are allowed to create a new customer. */ create trigger hs_admin_contact_insert_trigger before insert on hs_admin_contact for each row -- TODO.spec: who is allowed to create new contacts when ( not hasAssumedRole() ) execute procedure addHsAdminContactNotAllowedForCurrentSubjects(); --//