@atomic.optional_action_timer("nova.associate_floating_ip")
    def _associate_floating_ip(self, server, address, fixed_address=None):
        server.add_floating_ip(address, fixed_address=fixed_address)
        utils.wait_for(server,
                       is_ready=self.check_ip_address(address),
                       update_resource=utils.get_from_manager())
        # Update server data
        server.addresses = server.manager.get(server.id).addresses
Override to direct the calls in _build_header - first the RPCRequest side, then the Process mixin.
dataset/ETHPy150Open openstack/rally/rally/plugins/openstack/scenarios/nova/utils.py/NovaScenario._associate_floating_ip--crossover with--dataset/ETHPy150Open ooici/pyon/pyon/ion/endpoint.py/ProcessRPCRequestEndpointUnit._build_header