#!/usr/bin/env python # Copyright (c) 2016-2017 Intel Corporation # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. # from __future__ import absolute_import import unittest import mock import multiprocessing from multiprocessing import Queue STL_MOCKS = { 'stl': mock.MagicMock(), 'stl.trex_stl_lib': mock.MagicMock(), 'stl.trex_stl_lib.base64': mock.MagicMock(), 'stl.trex_stl_lib.binascii': mock.MagicMock(), 'stl.trex_stl_lib.collections': mock.MagicMock(), 'stl.trex_stl_lib.copy': mock.MagicMock(), 'stl.trex_stl_lib.datetime': mock.MagicMock(), 'stl.trex_stl_lib.functools': mock.MagicMock(), 'stl.trex_stl_lib.imp': mock.MagicMock(), 'stl.trex_stl_lib.inspect': mock.MagicMock(), 'stl.trex_stl_lib.json': mock.MagicMock(), 'stl.trex_stl_lib.linecache': mock.MagicMock(), 'stl.trex_stl_lib.math': mock.MagicMock(), 'stl.trex_stl_lib.os': mock.MagicMock(), 'stl.trex_stl_lib.platform': mock.MagicMock(), 'stl.trex_stl_lib.pprint': mock.MagicMock(), 'stl.trex_stl_lib.random': mock.MagicMock(), 'stl.trex_stl_lib.re': mock.MagicMock(), 'stl.trex_stl_lib.scapy': mock.MagicMock(), 'stl.trex_stl_lib.socket': mock.MagicMock(), 'stl.trex_stl_lib.string': mock.MagicMock(), 'stl.trex_stl_lib.struct': mock.MagicMock(), 'stl.trex_stl_lib.sys': mock.MagicMock(), 'stl.trex_stl_lib.threading': mock.MagicMock(), 'stl.trex_stl_lib.time': mock.MagicMock(), 'stl.trex_stl_lib.traceback': mock.MagicMock(), 'stl.trex_stl_lib.trex_stl_async_client': mock.MagicMock(), 'stl.trex_stl_lib.trex_stl_client': mock.MagicMock(), 'stl.trex_stl_lib.trex_stl_exceptions': mock.MagicMock(), 'stl.trex_stl_lib.trex_stl_ext': mock.MagicMock(), 'stl.trex_stl_lib.trex_stl_jsonrpc_client': mock.MagicMock(), 'stl.trex_stl_lib.trex_stl_packet_builder_interface': mock.MagicMock(), 'stl.trex_stl_lib.trex_stl_packet_builder_scapy': mock.MagicMock(), 'stl.trex_stl_lib.trex_stl_port': mock.MagicMock(), 'stl.trex_stl_lib.trex_stl_stats': mock.MagicMock(), 'stl.trex_stl_lib.trex_stl_streams': mock.MagicMock(), 'stl.trex_stl_lib.trex_stl_types': mock.MagicMock(), 'stl.trex_stl_lib.types': mock.MagicMock(), 'stl.trex_stl_lib.utils': mock.MagicMock(), 'stl.trex_stl_lib.utils.argparse': mock.MagicMock(), 'stl.trex_stl_lib.utils.collections': mock.MagicMock(), 'stl.trex_stl_lib.utils.common': mock.MagicMock(), 'stl.trex_stl_lib.utils.json': mock.MagicMock(), 'stl.trex_stl_lib.utils.os': mock.MagicMock(), 'stl.trex_stl_lib.utils.parsing_opts': mock.MagicMock(), 'stl.trex_stl_lib.utils.pwd': mock.MagicMock(), 'stl.trex_stl_lib.utils.random': mock.MagicMock(), 'stl.trex_stl_lib.utils.re': mock.MagicMock(), 'stl.trex_stl_lib.utils.string': mock.MagicMock(), 'stl.trex_stl_lib.utils.sys': mock.MagicMock(), 'stl.trex_stl_lib.utils.text_opts': mock.MagicMock(), 'stl.trex_stl_lib.utils.text_tables': mock.MagicMock(), 'stl.trex_stl_lib.utils.texttable': mock.MagicMock(), 'stl.trex_stl_lib.warnings': mock.MagicMock(), 'stl.trex_stl_lib.yaml': mock.MagicMock(), 'stl.trex_stl_lib.zlib': mock.MagicMock(), 'stl.trex_stl_lib.zmq': mock.MagicMock(), } STLClient = mock.MagicMock() stl_patch = mock.patch.dict("sys.modules", STL_MOCKS) stl_patch.start() if stl_patch: from yardstick.network_services.vnf_generic.vnf.tg_trex import \ TrexTrafficGen from yardstick.network_services.traffic_profile.base import TrafficProfile class TestTrexTrafficGen(unittest.TestCase): VNFD = {'vnfd:vnfd-catalog': {'vnfd': [{'short-name': 'VpeVnf', 'vdu': [{'routing_table': [{'network': '152.16.100.20', 'netmask': '255.255.255.0', 'gateway': '152.16.100.20', 'if': 'xe0'}, {'network': '152.16.40.20', 'netmask': '255.255.255.0', 'gateway': '152.16.40.20', 'if': 'xe1'}], 'description': 'VPE approximation using DPDK', 'name': 'vpevnf-baremetal', 'nd_route_tbl': [{'network': '0064:ff9b:0:0:0:0:9810:6414', 'netmask': '112', 'gateway': '0064:ff9b:0:0:0:0:9810:6414', 'if': 'xe0'}, {'network': '0064:ff9b:0:0:0:0:9810:2814', 'netmask': '112', 'gateway': '0064:ff9b:0:0:0:0:9810:2814', 'if': 'xe1'}], 'id': 'vpevnf-baremetal', 'external-interface': [{'virtual-interface': {'dst_mac': '00:00:00:00:00:04', 'vpci': '0000:05:00.0', 'local_ip': '152.16.100.19', 'type': 'PCI-PASSTHROUGH', 'netmask': '255.255.255.0', 'dpdk_port_num': '0', 'bandwidth': '10 Gbps', 'driver': "i40e", 'dst_ip': '152.16.100.20', 'local_iface_name': 'xe0', 'local_mac': '00:00:00:00:00:02'}, 'vnfd-connection-point-ref': 'xe0', 'name': 'xe0'}, {'virtual-interface': {'dst_mac': '00:00:00:00:00:03', 'vpci': '0000:05:00.1', 'local_ip': '152.16.40.19', 'type': 'PCI-PASSTHROUGH', 'driver': "i40e", 'netmask': '255.255.255.0', 'dpdk_port_num': '1', 'bandwidth': '10 Gbps', 'dst_ip': '152.16.40.20', 'local_iface_name': 'xe1', 'local_mac': '00:00:00:00:00:01'}, 'vnfd-connection-point-ref': 'xe1', 'name': 'xe1'}]}], 'description': 'Vpe approximation using DPDK', 'mgmt-interface': {'vdu-id': 'vpevnf-baremetal', 'host': '1.1.1.1', 'password': 'r00t', 'user': 'root', 'ip': '1.1.1.1'}, 'benchmark': {'kpi': ['packets_in', 'packets_fwd', 'packets_dropped']}, 'connection-point': [{'type': 'VPORT', 'name': 'xe0'}, {'type': 'VPORT', 'name': 'xe1'}], 'id': 'VpeApproxVnf', 'name': 'VPEVnfSsh'}]}} TRAFFIC_PROFILE = { "schema": "isb:traffic_profile:0.1", "name": "fixed", "description": "Fixed traffic profile to run UDP traffic", "traffic_profile": { "traffic_type": "FixedTraffic", "frame_rate": 100, # pps "flow_number": 10, "frame_size": 64}} def test___init__(self): with mock.patch("yardstick.ssh.SSH") as ssh: vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0] ssh_mock = mock.Mock(autospec=ssh.SSH) ssh_mock.execute = \ mock.Mock(return_value=(0, "", "")) ssh.return_value = ssh_mock vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0] trex_traffic_gen = TrexTrafficGen(vnfd) self.assertIsNotNone(trex_traffic_gen._terminated) def test_collect_kpi(self): with mock.patch("yardstick.ssh.SSH") as ssh: vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0] ssh_mock = mock.Mock(autospec=ssh.SSH) ssh_mock.execute = \ mock.Mock(return_value=(0, "", "")) ssh.return_value = ssh_mock vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0] trex_traffic_gen = TrexTrafficGen(vnfd) trex_traffic_gen._queue.put({}) restult = trex_traffic_gen.collect_kpi() self.assertEqual({}, restult) def test_listen_traffic(self): with mock.patch("yardstick.ssh.SSH") as ssh: vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0] ssh_mock = mock.Mock(autospec=ssh.SSH) ssh_mock.execute = \ mock.Mock(return_value=(0, "", "")) ssh.return_value = ssh_mock vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0] trex_traffic_gen = TrexTrafficGen(vnfd) self.assertEqual(None, trex_traffic_gen.listen_traffic({})) def test_instantiate(self): mock_traffic_profile = mock.Mock(autospec=TrafficProfile) mock_traffic_profile.get_traffic_definition.return_value = "64" mock_traffic_profile.params = self.TRAFFIC_PROFILE with mock.patch("yardstick.ssh.SSH") as ssh: ssh_mock = mock.Mock(autospec=ssh.SSH) ssh_mock.execute = \ mock.Mock(return_value=(0, "", "")) ssh_mock.run = \ mock.Mock(return_value=(0, "", "")) ssh.return_value = ssh_mock vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0] trex_traffic_gen = TrexTrafficGen(vnfd) self.assertEqual(0, trex_traffic_gen.instantiate({}, {})) def test_instantiate_error(self): mock_traffic_profile = mock.Mock(autospec=TrafficProfile) mock_traffic_profile.get_traffic_definition.return_value = "64" mock_traffic_profile.params = self.TRAFFIC_PROFILE with mock.patch("yardstick.ssh.SSH") as ssh: ssh_mock = mock.Mock(autospec=ssh.SSH) ssh_mock.execute = \ mock.Mock(return_value=(1, "", "")) ssh_mock.run = \ mock.Mock(return_value=(0, "", "")) ssh.return_value = ssh_mock vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0] trex_traffic_gen = TrexTrafficGen(vnfd) self.assertRaises(RuntimeError, trex_traffic_gen.instantiate, {}, {}) def test__start_server(self): with mock.patch("yardstick.ssh.SSH") as ssh: ssh_mock = mock.Mock(autospec=ssh.SSH) ssh_mock.execute = \ mock.Mock(return_value=(0, "", "")) ssh_mock.run = \ mock.Mock(return_value=(0, "", "")) ssh.return_value = ssh_mock vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0] trex_traffic_gen = TrexTrafficGen(vnfd) self.assertEqual(None, trex_traffic_gen._start_server()) def test__traffic_runner(self): mock_traffic_profile = mock.Mock(autospec=TrafficProfile) mock_traffic_profile.get_traffic_definition.return_value = "64" mock_traffic_profile.execute.return_value = "64" mock_traffic_profile.params = self.TRAFFIC_PROFILE with mock.patch("yardstick.ssh.SSH") as ssh: ssh_mock = mock.Mock(autospec=ssh.SSH) ssh_mock.execute = \ mock.Mock(return_value=(0, "", "")) ssh_mock.run = \ mock.Mock(return_value=(0, "", "")) ssh.return_value = ssh_mock vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0] self.sut = TrexTrafficGen(vnfd) self.sut.connection = mock.Mock() self.sut.connection.run = mock.Mock() q = Queue() client_started = multiprocessing.Value('i', 1) self.sut._vpci_ascending = ["0000:05:00.0", "0000:05:00.1"] self.sut._connect_client = mock.Mock(autospec=STLClient) self.sut._connect_client.get_stats = mock.Mock(return_value="0") self.sut._traffic_runner(mock_traffic_profile, q, client_started, self.sut._terminated) def test__generate_trex_cfg(self): with mock.patch("yardstick.ssh.SSH") as ssh: ssh_mock = mock.Mock(autospec=ssh.SSH) ssh_mock.execute = \ mock.Mock(return_value=(0, "", "")) ssh_mock.run = \ mock.Mock(return_value=(0, "", "")) ssh.return_value = ssh_mock vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0] trex_traffic_gen = TrexTrafficGen(vnfd) self.assertEqual(None, trex_traffic_gen._generate_trex_cfg(vnfd)) def test__split_mac_address_into_list(self): with mock.patch("yardstick.ssh.SSH") as ssh: ssh_mock = mock.Mock(autospec=ssh.SSH) ssh_mock.execute = \ mock.Mock(return_value=(0, "", "")) ssh_mock.run = \ mock.Mock(return_value=(0, "", "")) ssh.return_value = ssh_mock vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0] trex_traffic_gen = TrexTrafficGen(vnfd) result = ['0x00', '0x00', '0x00', '0x00', '0x00', '0x01'] self.assertEqual( result, trex_traffic_gen._split_mac_address_into_list( "00:00:00:00:00:01")) def test_run_traffic(self): mock_traffic_profile = mock.Mock(autospec=TrafficProfile) mock_traffic_profile.get_traffic_definition.return_value = "64" mock_traffic_profile.params = self.TRAFFIC_PROFILE with mock.patch("yardstick.ssh.SSH") as ssh: ssh_mock = mock.Mock(autospec=ssh.SSH) ssh_mock.execute = \ mock.Mock(return_value=(0, "", "")) ssh_mock.run = \ mock.Mock(return_value=(0, "", "")) ssh.return_value = ssh_mock vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0] self.sut = TrexTrafficGen(vnfd) self.sut.connection = mock.Mock() self.sut.connection.run = mock.Mock() self.sut._traffic_runner = mock.Mock(return_value=0) self.sut.client_started.value = 1 result = self.sut.run_traffic(mock_traffic_profile) self.sut._traffic_process.terminate() self.assertIsNotNone(result) def test_scale(self): with mock.patch("yardstick.ssh.SSH") as ssh: vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0] ssh_mock = mock.Mock(autospec=ssh.SSH) ssh_mock.execute = \ mock.Mock(return_value=(1, "", "")) ssh.return_value = ssh_mock vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0] flavor = "" trex_traffic_gen = TrexTrafficGen(vnfd) self.assertRaises(NotImplementedError, trex_traffic_gen.scale, flavor) def test_setup_vnf_environment(self): with mock.patch("yardstick.ssh.SSH") as ssh: vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0] ssh_mock = mock.Mock(autospec=ssh.SSH) ssh_mock.execute = \ mock.Mock(return_value=(1, "", "")) ssh.return_value = ssh_mock trex_traffic_gen = TrexTrafficGen(vnfd) self.assertEqual( None, trex_traffic_gen.setup_vnf_environment(ssh_mock)) def test_terminate(self): with mock.patch("yardstick.ssh.SSH") as ssh: vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0] ssh_mock = mock.Mock(autospec=ssh.SSH) ssh_mock.execute = \ mock.Mock(return_value=(0, "", "")) ssh.return_value = ssh_mock trex_traffic_gen = TrexTrafficGen(vnfd) self.assertEqual(None, trex_traffic_gen.terminate()) def test__connect_client(self): with mock.patch("yardstick.ssh.SSH") as ssh: vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0] ssh_mock = mock.Mock(autospec=ssh.SSH) ssh_mock.execute = \ mock.Mock(return_value=(0, "", "")) ssh.return_value = ssh_mock vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0] trex_traffic_gen = TrexTrafficGen(vnfd) client = mock.Mock(autospec=STLClient) client.connect = mock.Mock(return_value=0) self.assertIsNotNone(trex_traffic_gen._connect_client(client))