1 # Copyright (c) 2018 Intel Corporation
3 # Licensed under the Apache License, Version 2.0 (the "License");
4 # you may not use this file except in compliance with the License.
5 # You may obtain a copy of the License at
7 # http://www.apache.org/licenses/LICENSE-2.0
9 # Unless required by applicable law or agreed to in writing, software
10 # distributed under the License is distributed on an "AS IS" BASIS,
11 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 # See the License for the specific language governing permissions and
13 # limitations under the License.
19 from copy import deepcopy
21 from yardstick.common import exceptions
22 from yardstick.network_services.libs.ixia_libs.ixnet import ixnet_api
28 TRAFFIC_PARAMETERS = {
36 'framesize': {'64B': '25', '256B': '75'},
46 'dstip': '152.16.40.20',
47 'srcip': '152.16.100.20',
59 'traffic_type': 'continuous'
68 'framesize': {'128B': '35', '1024B': '65'},
91 'traffic_type': 'continuous'
96 class TestIxNextgen(unittest.TestCase):
99 self.ixnet = mock.Mock()
100 self.ixnet.execute = mock.Mock()
101 self.ixnet.getRoot.return_value = 'my_root'
102 self.ixnet_gen = ixnet_api.IxNextgen()
103 self.ixnet_gen._ixnet = self.ixnet
105 def test_get_config(self):
109 'external-interface': [
110 {'virtual-interface': {'vpci': '0000:07:00.1'}},
111 {'virtual-interface': {'vpci': '0001:08:01.2'}}
118 'dut_result_dir': 'test2',
120 'ixchassis': 'test4',
130 'cards': ['0000', '0001'],
131 'ports': ['07', '08'],
132 'output_dir': 'test2',
137 result = ixnet_api.IxNextgen.get_config(tg_cfg)
138 self.assertEqual(result, expected)
140 def test__get_config_element_by_flow_group_name(self):
141 self.ixnet_gen._ixnet.getList.side_effect = [['traffic_item'],
143 self.ixnet_gen._ixnet.getAttribute.return_value = 'flow_group_01'
144 output = self.ixnet_gen._get_config_element_by_flow_group_name(
146 self.assertEqual('traffic_item/configElement:flow_group_01', output)
148 def test__get_config_element_by_flow_group_name_no_match(self):
149 self.ixnet_gen._ixnet.getList.side_effect = [['traffic_item'],
151 self.ixnet_gen._ixnet.getAttribute.return_value = 'flow_group_02'
152 output = self.ixnet_gen._get_config_element_by_flow_group_name(
154 self.assertIsNone(output)
156 def test__get_stack_item(self):
157 self.ixnet_gen._ixnet.getList.return_value = ['tcp1', 'tcp2', 'udp']
158 with mock.patch.object(
159 self.ixnet_gen, '_get_config_element_by_flow_group_name') as \
160 mock_get_cfg_element:
161 mock_get_cfg_element.return_value = 'cfg_element'
162 output = self.ixnet_gen._get_stack_item(mock.ANY, ixnet_api.PROTO_TCP)
163 self.assertEqual(['tcp1', 'tcp2'], output)
165 def test__get_stack_item_no_config_element(self):
166 with mock.patch.object(
167 self.ixnet_gen, '_get_config_element_by_flow_group_name',
169 with self.assertRaises(exceptions.IxNetworkFlowNotPresent):
170 self.ixnet_gen._get_stack_item(mock.ANY, mock.ANY)
172 def test__get_field_in_stack_item(self):
173 self.ixnet_gen._ixnet.getList.return_value = ['field1', 'field2']
174 output = self.ixnet_gen._get_field_in_stack_item(mock.ANY, 'field2')
175 self.assertEqual('field2', output)
177 def test__get_field_in_stack_item_no_field_present(self):
178 self.ixnet_gen._ixnet.getList.return_value = ['field1', 'field2']
179 with self.assertRaises(exceptions.IxNetworkFieldNotPresentInStackItem):
180 self.ixnet_gen._get_field_in_stack_item(mock.ANY, 'field3')
182 def test__parse_framesize(self):
183 framesize = {'64B': '75', '512b': '25'}
184 output = self.ixnet_gen._parse_framesize(framesize)
185 self.assertEqual(2, len(output))
186 self.assertIn([64, 64, 75], output)
187 self.assertIn([512, 512, 25], output)
189 @mock.patch.object(IxNetwork, 'IxNet')
190 def test_connect(self, mock_ixnet):
191 mock_ixnet.return_value = self.ixnet
192 with mock.patch.object(self.ixnet_gen, 'get_config') as mock_config:
193 mock_config.return_value = {'machine': 'machine_fake',
196 self.ixnet_gen.connect(mock.ANY)
198 self.ixnet.connect.assert_called_once_with(
199 'machine_fake', '-port', 'port_fake', '-version', '12345')
200 mock_config.assert_called_once()
202 def test_connect_invalid_config_no_machine(self):
203 self.ixnet_gen.get_config = mock.Mock(return_value={
206 self.assertRaises(KeyError, self.ixnet_gen.connect, mock.ANY)
207 self.ixnet.connect.assert_not_called()
209 def test_connect_invalid_config_no_port(self):
210 self.ixnet_gen.get_config = mock.Mock(return_value={
211 'machine': 'machine_fake',
213 self.assertRaises(KeyError, self.ixnet_gen.connect, mock.ANY)
214 self.ixnet.connect.assert_not_called()
216 def test_connect_invalid_config_no_version(self):
217 self.ixnet_gen.get_config = mock.Mock(return_value={
218 'machine': 'machine_fake',
219 'port': 'port_fake'})
220 self.assertRaises(KeyError, self.ixnet_gen.connect, mock.ANY)
221 self.ixnet.connect.assert_not_called()
223 def test_connect_no_config(self):
224 self.ixnet_gen.get_config = mock.Mock(return_value={})
225 self.assertRaises(KeyError, self.ixnet_gen.connect, mock.ANY)
226 self.ixnet.connect.assert_not_called()
228 def test_clear_config(self):
229 self.ixnet_gen.clear_config()
230 self.ixnet.execute.assert_called_once_with('newConfig')
232 @mock.patch.object(ixnet_api, 'log')
233 def test_assign_ports_2_ports(self, *args):
234 self.ixnet.getAttribute.side_effect = ['up', 'down']
236 'chassis': '1.1.1.1',
239 self.ixnet_gen._cfg = config
241 self.assertIsNone(self.ixnet_gen.assign_ports())
242 self.assertEqual(self.ixnet.execute.call_count, 2)
243 self.assertEqual(self.ixnet.commit.call_count, 4)
244 self.assertEqual(self.ixnet.getAttribute.call_count, 2)
246 @mock.patch.object(ixnet_api, 'log')
247 def test_assign_ports_port_down(self, mock_log):
248 self.ixnet.getAttribute.return_value = 'down'
250 'chassis': '1.1.1.1',
253 self.ixnet_gen._cfg = config
254 self.ixnet_gen.assign_ports()
255 mock_log.warning.assert_called()
257 def test_assign_ports_no_config(self):
258 self.ixnet_gen._cfg = {}
259 self.assertRaises(KeyError, self.ixnet_gen.assign_ports)
261 def test__create_traffic_item(self):
262 self.ixnet.add.return_value = 'my_new_traffic_item'
263 self.ixnet.remapIds.return_value = ['my_traffic_item_id']
265 self.ixnet_gen._create_traffic_item()
266 self.ixnet.add.assert_called_once_with(
267 'my_root/traffic', 'trafficItem')
268 self.ixnet.setMultiAttribute.assert_called_once_with(
269 'my_new_traffic_item', '-name', 'RFC2544', '-trafficType', 'raw')
270 self.assertEqual(2, self.ixnet.commit.call_count)
271 self.ixnet.remapIds.assert_called_once_with('my_new_traffic_item')
272 self.ixnet.setAttribute('my_traffic_item_id/tracking',
273 '-trackBy', 'trafficGroupId0')
275 def test__create_flow_groups(self):
276 self.ixnet_gen.ixnet.getList.side_effect = [['traffic_item'], ['1', '2']]
277 self.ixnet_gen.ixnet.add.side_effect = ['endp1', 'endp2']
278 self.ixnet_gen._create_flow_groups()
279 self.ixnet_gen.ixnet.add.assert_has_calls([
280 mock.call('traffic_item', 'endpointSet'),
281 mock.call('traffic_item', 'endpointSet')])
282 self.ixnet_gen.ixnet.setMultiAttribute.assert_has_calls([
283 mock.call('endp1', '-name', '1', '-sources', ['1/protocols'],
284 '-destinations', ['2/protocols']),
285 mock.call('endp2', '-name', '2', '-sources', ['2/protocols'],
286 '-destinations', ['1/protocols'])])
288 def test__append_protocol_to_stack(self):
290 self.ixnet_gen._append_procotol_to_stack('my_protocol', 'prev_element')
291 self.ixnet.execute.assert_called_with(
292 'append', 'prev_element',
293 'my_root/traffic/protocolTemplate:"my_protocol"')
295 def test__setup_config_elements(self):
296 self.ixnet_gen.ixnet.getList.side_effect = [['traffic_item'],
298 with mock.patch.object(self.ixnet_gen, '_append_procotol_to_stack') as \
300 self.ixnet_gen._setup_config_elements()
301 mock_append_proto.assert_has_calls([
302 mock.call(ixnet_api.PROTO_UDP, 'cfg_element/stack:"ethernet-1"'),
303 mock.call(ixnet_api.PROTO_IPV4, 'cfg_element/stack:"ethernet-1"')])
304 self.ixnet_gen.ixnet.setAttribute.assert_has_calls([
305 mock.call('cfg_element/frameRateDistribution', '-portDistribution',
307 mock.call('cfg_element/frameRateDistribution',
308 '-streamDistribution', 'splitRateEvenly')])
310 @mock.patch.object(ixnet_api.IxNextgen, '_create_traffic_item')
311 @mock.patch.object(ixnet_api.IxNextgen, '_create_flow_groups')
312 @mock.patch.object(ixnet_api.IxNextgen, '_setup_config_elements')
313 def test_create_traffic_model(self, mock__setup_config_elements,
314 mock__create_flow_groups,
315 mock__create_traffic_item):
317 self.ixnet_gen.create_traffic_model()
318 mock__create_traffic_item.assert_called_once()
319 mock__create_flow_groups.assert_called_once()
320 mock__setup_config_elements.assert_called_once()
322 def test__update_frame_mac(self):
323 with mock.patch.object(self.ixnet_gen, '_get_field_in_stack_item') as \
325 mock_get_field.return_value = 'field_descriptor'
326 self.ixnet_gen._update_frame_mac('ethernet_descriptor', 'field', 'mac')
327 mock_get_field.assert_called_once_with('ethernet_descriptor', 'field')
328 self.ixnet_gen.ixnet.setMultiAttribute(
329 'field_descriptor', '-singleValue', 'mac', '-fieldValue', 'mac',
330 '-valueType', 'singleValue')
331 self.ixnet_gen.ixnet.commit.assert_called_once()
333 def test_update_frame(self):
334 with mock.patch.object(
335 self.ixnet_gen, '_get_config_element_by_flow_group_name',
336 return_value='cfg_element'), \
337 mock.patch.object(self.ixnet_gen, '_update_frame_mac') as \
339 mock.patch.object(self.ixnet_gen, '_get_stack_item') as \
341 mock_get_stack_item.side_effect = [['item1'], ['item2'],
342 ['item3'], ['item4']]
343 self.ixnet_gen.update_frame(TRAFFIC_PARAMETERS, 50)
345 self.assertEqual(6, len(self.ixnet_gen.ixnet.setMultiAttribute.mock_calls))
346 self.assertEqual(4, len(mock_update_frame.mock_calls))
348 self.ixnet_gen.ixnet.setMultiAttribute.assert_has_calls([
349 mock.call('cfg_element/transmissionControl',
350 '-type', 'continuous', '-duration', 50)
353 def test_update_frame_qinq(self):
354 with mock.patch.object(self.ixnet_gen,
355 '_get_config_element_by_flow_group_name',
356 return_value='cfg_element'), \
357 mock.patch.object(self.ixnet_gen, '_update_frame_mac'),\
358 mock.patch.object(self.ixnet_gen, '_get_stack_item',
359 return_value='item'), \
360 mock.patch.object(self.ixnet_gen, '_get_field_in_stack_item',
361 return_value='field'):
363 traffic_parameters = deepcopy(TRAFFIC_PARAMETERS)
364 traffic_parameters[UPLINK]['outer_l2']['QinQ'] = {
365 'S-VLAN': {'id': 128,
368 'C-VLAN': {'id': 512,
373 self.ixnet_gen.update_frame(traffic_parameters, 50)
375 self.ixnet_gen.ixnet.setMultiAttribute.assert_has_calls([
376 mock.call('field', '-auto', 'false', '-singleValue', '0x88a8',
377 '-fieldValue', '0x88a8', '-valueType', 'singleValue'),
378 mock.call('field', '-auto', 'false', '-singleValue', 1,
379 '-fieldValue', 1, '-valueType', 'singleValue'),
380 mock.call('field', '-auto', 'false', '-singleValue', 128,
381 '-fieldValue', 128, '-valueType', 'singleValue'),
382 mock.call('field', '-auto', 'false', '-singleValue', 512,
383 '-fieldValue', 512, '-valueType', 'singleValue'),
384 mock.call('field', '-auto', 'false', '-singleValue', 2,
385 '-fieldValue', 2, '-valueType', 'singleValue')
388 def test_update_frame_flow_not_present(self):
389 with mock.patch.object(
390 self.ixnet_gen, '_get_config_element_by_flow_group_name',
392 with self.assertRaises(exceptions.IxNetworkFlowNotPresent):
393 self.ixnet_gen.update_frame(TRAFFIC_PARAMETERS, 40)
395 def test_get_statistics(self):
396 port_statistics = '::ixNet::OBJ-/statistics/view:"Port Statistics"'
397 flow_statistics = '::ixNet::OBJ-/statistics/view:"Flow Statistics"'
398 with mock.patch.object(self.ixnet_gen, '_build_stats_map') as \
400 self.ixnet_gen.get_statistics()
402 mock_build_stats.assert_has_calls([
403 mock.call(port_statistics, self.ixnet_gen.PORT_STATS_NAME_MAP),
404 mock.call(flow_statistics, self.ixnet_gen.LATENCY_NAME_MAP)])
406 def test__update_ipv4_address(self):
407 with mock.patch.object(self.ixnet_gen, '_get_field_in_stack_item',
408 return_value='field_desc'):
409 self.ixnet_gen._update_ipv4_address(mock.ANY, mock.ANY, '192.168.1.1',
411 self.ixnet_gen.ixnet.setMultiAttribute.assert_called_once_with(
412 'field_desc', '-seed', 100, '-fixedBits', '192.168.1.1',
413 '-randomMask', '0.0.0.63', '-valueType', 'random',
416 def test__update_udp_port(self):
417 with mock.patch.object(self.ixnet_gen, '_get_field_in_stack_item',
418 return_value='field_desc'):
419 self.ixnet_gen._update_udp_port(mock.ANY, mock.ANY, 1234,
422 self.ixnet_gen.ixnet.setMultiAttribute.assert_called_once_with(
428 '-valueType', 'random',
431 def test_update_ip_packet(self):
432 with mock.patch.object(self.ixnet_gen, '_update_ipv4_address') as \
434 mock.patch.object(self.ixnet_gen, '_get_stack_item'), \
435 mock.patch.object(self.ixnet_gen,
436 '_get_config_element_by_flow_group_name', return_value='celm'):
437 self.ixnet_gen.update_ip_packet(TRAFFIC_PARAMETERS)
439 self.assertEqual(4, len(mock_update_add.mock_calls))
441 def test_update_ip_packet_exception_no_config_element(self):
442 with mock.patch.object(self.ixnet_gen,
443 '_get_config_element_by_flow_group_name',
445 with self.assertRaises(exceptions.IxNetworkFlowNotPresent):
446 self.ixnet_gen.update_ip_packet(TRAFFIC_PARAMETERS)
448 def test_update_l4(self):
449 with mock.patch.object(self.ixnet_gen, '_update_udp_port') as \
451 mock.patch.object(self.ixnet_gen, '_get_stack_item'), \
452 mock.patch.object(self.ixnet_gen,
453 '_get_config_element_by_flow_group_name', return_value='celm'):
454 self.ixnet_gen.update_l4(TRAFFIC_PARAMETERS)
456 self.assertEqual(4, len(mock_update_udp.mock_calls))
458 def test_update_l4_exception_no_config_element(self):
459 with mock.patch.object(self.ixnet_gen,
460 '_get_config_element_by_flow_group_name',
462 with self.assertRaises(exceptions.IxNetworkFlowNotPresent):
463 self.ixnet_gen.update_l4(TRAFFIC_PARAMETERS)
465 def test_update_l4_exception_no_supported_proto(self):
466 traffic_parameters = {
470 'proto': 'unsupported',
474 with mock.patch.object(self.ixnet_gen,
475 '_get_config_element_by_flow_group_name',
476 return_value='celm'):
477 with self.assertRaises(exceptions.IXIAUnsupportedProtocol):
478 self.ixnet_gen.update_l4(traffic_parameters)
480 @mock.patch.object(ixnet_api.IxNextgen, '_get_traffic_state')
481 def test_start_traffic(self, mock_ixnextgen_get_traffic_state):
482 self.ixnet_gen._ixnet.getList.return_value = [0]
484 mock_ixnextgen_get_traffic_state.side_effect = [
485 'stopped', 'started', 'started', 'started']
487 result = self.ixnet_gen.start_traffic()
488 self.assertIsNone(result)
489 self.ixnet.getList.assert_called_once()
490 self.assertEqual(3, self.ixnet_gen._ixnet.execute.call_count)
492 @mock.patch.object(ixnet_api.IxNextgen, '_get_traffic_state')
493 def test_start_traffic_traffic_running(
494 self, mock_ixnextgen_get_traffic_state):
495 self.ixnet_gen._ixnet.getList.return_value = [0]
496 mock_ixnextgen_get_traffic_state.side_effect = [
497 'started', 'stopped', 'started']
499 result = self.ixnet_gen.start_traffic()
500 self.assertIsNone(result)
501 self.ixnet.getList.assert_called_once()
502 self.assertEqual(4, self.ixnet_gen._ixnet.execute.call_count)
504 @mock.patch.object(ixnet_api.IxNextgen, '_get_traffic_state')
505 def test_start_traffic_wait_for_traffic_to_stop(
506 self, mock_ixnextgen_get_traffic_state):
507 self.ixnet_gen._ixnet.getList.return_value = [0]
508 mock_ixnextgen_get_traffic_state.side_effect = [
509 'started', 'started', 'started', 'stopped', 'started']
511 result = self.ixnet_gen.start_traffic()
512 self.assertIsNone(result)
513 self.ixnet.getList.assert_called_once()
514 self.assertEqual(4, self.ixnet_gen._ixnet.execute.call_count)
516 @mock.patch.object(ixnet_api.IxNextgen, '_get_traffic_state')
517 def test_start_traffic_wait_for_traffic_start(
518 self, mock_ixnextgen_get_traffic_state):
519 self.ixnet_gen._ixnet.getList.return_value = [0]
520 mock_ixnextgen_get_traffic_state.side_effect = [
521 'stopped', 'stopped', 'stopped', 'started']
523 result = self.ixnet_gen.start_traffic()
524 self.assertIsNone(result)
525 self.ixnet.getList.assert_called_once()
526 self.assertEqual(3, self.ixnet_gen._ixnet.execute.call_count)