def delete_lbaas_port(self, lb_id):
lb_id = lb_id.replace('<STR_LIT:->', '<STR_LIT>')<EOL>req = dict(instance_id=lb_id)<EOL>instances = self.get_vms_for_this_req(**req)<EOL>for vm in instances:<EOL><INDENT>LOG.info("<STR_LIT>" % vm.name)<EOL>self.delete_vm_function(vm.port_id, vm)<EOL><DEDENT>
send vm down event and delete db.

        :param lb_id: vip id for v1 and lbaas_id for v2