tests/unit/network_services/vnf_generic/vnf/test_tg_rfc2544_trex.py

   1 #!/usr/bin/env python
   2
   3 # Copyright (c) 2016-2017 Intel Corporation
   4 #
   5 # Licensed under the Apache License, Version 2.0 (the "License");
   6 # you may not use this file except in compliance with the License.
   7 # You may obtain a copy of the License at
   8 #
   9 #      http://www.apache.org/licenses/LICENSE-2.0
  10 #
  11 # Unless required by applicable law or agreed to in writing, software
  12 # distributed under the License is distributed on an "AS IS" BASIS,
  13 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14 # See the License for the specific language governing permissions and
  15 # limitations under the License.
  16 #
  17
  18 from __future__ import absolute_import
  19
  20 import unittest
  21 import mock
  22
  23 from tests.unit import STL_MOCKS
  24
  25
  26 SSH_HELPER = "yardstick.ssh.SSH"
  27
  28 STLClient = mock.MagicMock()
  29 stl_patch = mock.patch.dict("sys.modules", STL_MOCKS)
  30 stl_patch.start()
  31
  32 if stl_patch:
  33     from yardstick.network_services.vnf_generic.vnf.tg_rfc2544_trex import TrexTrafficGenRFC, \
  34         TrexRfcResourceHelper
  35     from yardstick.network_services.vnf_generic.vnf import tg_rfc2544_trex
  36     from yardstick.network_services.traffic_profile.base import TrafficProfile
  37     from tests.unit.network_services.vnf_generic.vnf.test_base import FileAbsPath, mock_ssh
  38
  39 MODULE_PATH = FileAbsPath(__file__)
  40 get_file_abspath = MODULE_PATH.get_path
  41
  42
  43 class TestTrexRfcResouceHelper(unittest.TestCase):
  44
  45     @mock.patch('yardstick.network_services.helpers.samplevnf_helper.MultiPortConfig')
  46     @mock.patch("yardstick.network_services.vnf_generic.vnf.tg_rfc2544_trex.time")
  47     @mock.patch(SSH_HELPER)
  48     def test__run_traffic_once(self, ssh, *_):
  49         mock_ssh(ssh)
  50
  51         mock_traffic_profile = mock.MagicMock(autospec=TrafficProfile,
  52                                               **{'get_drop_percentage.return_value': {}})
  53         sut = TrexRfcResourceHelper(mock.MagicMock(), mock.MagicMock())
  54         sut.client = mock.MagicMock()
  55         sut._run_traffic_once(mock_traffic_profile)
  56
  57
  58 class TestTrexTrafficGenRFC(unittest.TestCase):
  59
  60     VNFD_0 = {
  61         'short-name': 'VpeVnf',
  62         'vdu': [
  63             {
  64                 'routing_table': [
  65                     {
  66                         'network': '152.16.100.20',
  67                         'netmask': '255.255.255.0',
  68                         'gateway': '152.16.100.20',
  69                         'if': 'xe0',
  70                     },
  71                     {
  72                         'network': '152.16.40.20',
  73                         'netmask': '255.255.255.0',
  74                         'gateway': '152.16.40.20',
  75                         'if': 'xe1',
  76                     },
  77                 ],
  78                 'description': 'VPE approximation using DPDK',
  79                 'name': 'vpevnf-baremetal',
  80                 'nd_route_tbl': [
  81                     {
  82                         'network': '0064:ff9b:0:0:0:0:9810:6414',
  83                         'netmask': '112',
  84                         'gateway': '0064:ff9b:0:0:0:0:9810:6414',
  85                         'if': 'xe0',
  86                     },
  87                     {
  88                         'network': '0064:ff9b:0:0:0:0:9810:2814',
  89                         'netmask': '112',
  90                         'gateway': '0064:ff9b:0:0:0:0:9810:2814',
  91                         'if': 'xe1',
  92                     },
  93                 ],
  94                 'id': 'vpevnf-baremetal',
  95                 'external-interface': [
  96                     {
  97                         'virtual-interface': {
  98                             'ifname': 'xe0',
  99                             'dst_mac': '00:00:00:00:00:04',
 100                             'vpci': '0000:05:00.0',
 101                             'local_ip': '152.16.100.19',
 102                             'type': 'PCI-PASSTHROUGH',
 103                             'netmask': '255.255.255.0',
 104                             'vld_id': 'private_1',
 105                             'dpdk_port_num': '0',
 106                             'bandwidth': '10 Gbps',
 107                             'driver': "i40e",
 108                             'dst_ip': '152.16.100.20',
 109                             'local_iface_name': 'xe0',
 110                             'local_mac': '00:00:00:00:00:01',
 111                         },
 112                         'vnfd-connection-point-ref': 'xe0',
 113                         'name': 'xe0',
 114                     },
 115                     {
 116                         'virtual-interface': {
 117                             'ifname': 'xe1',
 118                             'dst_mac': '00:00:00:00:00:03',
 119                             'vpci': '0000:05:00.1',
 120                             'local_ip': '152.16.40.19',
 121                             'type': 'PCI-PASSTHROUGH',
 122                             'driver': "i40e",
 123                             'netmask': '255.255.255.0',
 124                             'vld_id': 'public_1',
 125                             'dpdk_port_num': '1',
 126                             'bandwidth': '10 Gbps',
 127                             'dst_ip': '152.16.40.20',
 128                             'local_iface_name': 'xe1',
 129                             'local_mac': '00:00:00:00:00:02'
 130                         },
 131                         'vnfd-connection-point-ref': 'xe1',
 132                         'name': 'xe1',
 133                     },
 134                 ],
 135             },
 136         ],
 137         'description': 'Vpe approximation using DPDK',
 138         'mgmt-interface': {
 139             'vdu-id': 'vpevnf-baremetal',
 140             'host': '1.1.1.1',
 141             'password': 'r00t',
 142             'user': 'root',
 143             'ip': '1.1.1.1',
 144         },
 145         'benchmark': {
 146             'kpi': [
 147                 'packets_in',
 148                 'packets_fwd',
 149                 'packets_dropped',
 150             ],
 151         },
 152         'connection-point': [
 153             {
 154                 'type': 'VPORT',
 155                 'name': 'xe0',
 156             },
 157             {
 158                 'type': 'VPORT',
 159                 'name': 'xe1',
 160             },
 161         ],
 162         'id': 'VpeApproxVnf',
 163         'name': 'VPEVnfSsh',
 164     }
 165
 166     VNFD = {
 167         'vnfd:vnfd-catalog': {
 168             'vnfd': [
 169                 VNFD_0,
 170             ],
 171         },
 172     }
 173
 174     TRAFFIC_PROFILE = {
 175         "schema": "isb:traffic_profile:0.1",
 176         "name": "fixed",
 177         "description": "Fixed traffic profile to run UDP traffic",
 178         "traffic_profile": {
 179             "traffic_type": "FixedTraffic",
 180             "frame_rate": 100,  # pps
 181             "flow_number": 10,
 182             "frame_size": 64,
 183         },
 184     }
 185
 186     TC_YAML = {
 187         'scenarios': [
 188             {
 189                 'tc_options': {
 190                     'rfc2544': {
 191                         'allowed_drop_rate': '0.8 - 1',
 192                     },
 193                 },
 194                 'runner': {
 195                     'duration': 400,
 196                     'interval': 35,
 197                     'type': 'Duration',
 198                 },
 199                 'traffic_options': {
 200                     'flow': 'ipv4_1flow_Packets_vpe.yaml',
 201                     'imix': 'imix_voice.yaml',
 202                 },
 203                 'vnf_options': {
 204                     'vpe': {
 205                         'cfg': 'vpe_config',
 206                     },
 207                 },
 208                 'traffic_profile': 'ipv4_throughput_vpe.yaml',
 209                 'type': 'NSPerf',
 210                 'nodes': {
 211                     'tg__1': 'trafficgen_1.yardstick',
 212                     'vnf__1': 'vnf.yardstick',
 213                 },
 214                 'topology': 'vpe_vnf_topology.yaml',
 215             },
 216         ],
 217         'context': {
 218             'nfvi_type': 'baremetal',
 219             'type': 'Node',
 220             'name': 'yardstick',
 221             'file': '/etc/yardstick/nodes/pod.yaml',
 222         },
 223         'schema': 'yardstick:task:0.1',
 224     }
 225
 226     @mock.patch(SSH_HELPER)
 227     def test___init__(self, ssh):
 228         mock_ssh(ssh)
 229         trex_traffic_gen = TrexTrafficGenRFC('vnf1', self.VNFD_0)
 230         self.assertIsNotNone(trex_traffic_gen.resource_helper._terminated.value)
 231
 232     @mock.patch(SSH_HELPER)
 233     def test_collect_kpi(self, ssh):
 234         mock_ssh(ssh)
 235         trex_traffic_gen = TrexTrafficGenRFC('vnf1', self.VNFD_0)
 236         self.assertEqual(trex_traffic_gen.collect_kpi(), {})
 237
 238     @mock.patch(SSH_HELPER)
 239     def test_listen_traffic(self, ssh):
 240         mock_ssh(ssh)
 241         trex_traffic_gen = TrexTrafficGenRFC('vnf1', self.VNFD_0)
 242         self.assertIsNone(trex_traffic_gen.listen_traffic({}))
 243
 244     @mock.patch(SSH_HELPER)
 245     def test_instantiate(self, ssh):
 246         mock_ssh(ssh)
 247
 248         mock_traffic_profile = mock.Mock(autospec=TrafficProfile)
 249         mock_traffic_profile.get_traffic_definition.return_value = "64"
 250         mock_traffic_profile.params = self.TRAFFIC_PROFILE
 251
 252         trex_traffic_gen = TrexTrafficGenRFC('vnf1', self.VNFD_0)
 253         trex_traffic_gen._start_server = mock.Mock(return_value=0)
 254         trex_traffic_gen.resource_helper = mock.MagicMock()
 255         scenario_cfg = {
 256             "tc": "tc_baremetal_rfc2544_ipv4_1flow_64B",
 257             "topology": 'nsb_test_case.yaml',
 258             'options': {
 259                 'packetsize': 64,
 260                 'traffic_type': 4,
 261                 'rfc2544': {
 262                     'allowed_drop_rate': '0.8 - 1',
 263                 },
 264                 'vnf__1': {
 265                     'rules': 'acl_1rule.yaml',
 266                     'vnf_config': {
 267                         'lb_config': 'SW',
 268                         'lb_count': 1,
 269                         'worker_config': '1C/1T',
 270                         'worker_threads': 1
 271                     },
 272                 },
 273             },
 274         }
 275         tg_rfc2544_trex.WAIT_TIME = 3
 276         scenario_cfg.update({"nodes": ["tg_1", "vnf_1"]})
 277         self.assertIsNone(trex_traffic_gen.instantiate(scenario_cfg, {}))
 278
 279     @mock.patch(SSH_HELPER)
 280     def test_instantiate_error(self, ssh):
 281         mock_ssh(ssh, exec_result=(1, "", ""))
 282
 283         mock_traffic_profile = mock.Mock(autospec=TrafficProfile)
 284         mock_traffic_profile.get_traffic_definition.return_value = "64"
 285         mock_traffic_profile.params = self.TRAFFIC_PROFILE
 286
 287         trex_traffic_gen = TrexTrafficGenRFC('vnf1', self.VNFD_0)
 288         trex_traffic_gen.resource_helper = mock.MagicMock()
 289         scenario_cfg = {
 290             "tc": "tc_baremetal_rfc2544_ipv4_1flow_64B",
 291             "nodes": [
 292                 "tg_1",
 293                 "vnf_1",
 294             ],
 295             "topology": 'nsb_test_case.yaml',
 296             'options': {
 297                 'packetsize': 64,
 298                 'traffic_type': 4,
 299                 'rfc2544': {
 300                     'allowed_drop_rate': '0.8 - 1',
 301                 },
 302                 'vnf__1': {
 303                     'rules': 'acl_1rule.yaml',
 304                     'vnf_config': {
 305                         'lb_config': 'SW',
 306                         'lb_count': 1,
 307                         'worker_config': '1C/1T',
 308                         'worker_threads': 1,
 309                     },
 310                 },
 311             },
 312         }
 313         trex_traffic_gen.instantiate(scenario_cfg, {})
 314
 315     @mock.patch(SSH_HELPER)
 316     def test__start_server(self, ssh):
 317         mock_ssh(ssh)
 318         trex_traffic_gen = TrexTrafficGenRFC('vnf1', self.VNFD_0)
 319         trex_traffic_gen.resource_helper = mock.MagicMock()
 320         self.assertIsNone(trex_traffic_gen._start_server())
 321
 322     @mock.patch("yardstick.network_services.vnf_generic.vnf.tg_rfc2544_trex.time")
 323     @mock.patch(SSH_HELPER)
 324     def test__generate_trex_cfg(self, ssh, _):
 325         mock_ssh(ssh)
 326
 327         trex_traffic_gen = TrexTrafficGenRFC('vnf1', self.VNFD_0)
 328         trex_traffic_gen.ssh_helper = mock.MagicMock()
 329         trex_traffic_gen.resource_helper.ssh_helper = mock.MagicMock()
 330         self.assertIsNone(trex_traffic_gen.resource_helper.generate_cfg())
 331
 332     def test_scale(self):
 333         with mock.patch(SSH_HELPER) as ssh:
 334             ssh_mock = mock.Mock(autospec=ssh.SSH)
 335             ssh_mock.execute = mock.Mock(return_value=(0, "", ""))
 336             ssh_mock.run = mock.Mock(return_value=(0, "", ""))
 337             ssh.from_node.return_value = ssh_mock
 338             trex_traffic_gen = TrexTrafficGenRFC('vnf1', self.VNFD_0)
 339             trex_traffic_gen.scale('')
 340
 341     def test_terminate(self):
 342         with mock.patch(SSH_HELPER) as ssh:
 343             ssh_mock = mock.Mock(autospec=ssh.SSH)
 344             ssh_mock.execute = mock.Mock(return_value=(0, "", ""))
 345             ssh.from_node.return_value = ssh_mock
 346             trex_traffic_gen = TrexTrafficGenRFC('vnf1', self.VNFD_0)
 347             trex_traffic_gen.resource_helper = mock.MagicMock()
 348             self.assertIsNone(trex_traffic_gen.terminate())