tests/unit/network_services/vnf_generic/vnf/test_acl_vnf.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 import unittest
  20 import mock
  21 import os
  22
  23
  24 STL_MOCKS = {
  25     'stl': mock.MagicMock(),
  26     'stl.trex_stl_lib': mock.MagicMock(),
  27     'stl.trex_stl_lib.base64': mock.MagicMock(),
  28     'stl.trex_stl_lib.binascii': mock.MagicMock(),
  29     'stl.trex_stl_lib.collections': mock.MagicMock(),
  30     'stl.trex_stl_lib.copy': mock.MagicMock(),
  31     'stl.trex_stl_lib.datetime': mock.MagicMock(),
  32     'stl.trex_stl_lib.functools': mock.MagicMock(),
  33     'stl.trex_stl_lib.imp': mock.MagicMock(),
  34     'stl.trex_stl_lib.inspect': mock.MagicMock(),
  35     'stl.trex_stl_lib.json': mock.MagicMock(),
  36     'stl.trex_stl_lib.linecache': mock.MagicMock(),
  37     'stl.trex_stl_lib.math': mock.MagicMock(),
  38     'stl.trex_stl_lib.os': mock.MagicMock(),
  39     'stl.trex_stl_lib.platform': mock.MagicMock(),
  40     'stl.trex_stl_lib.pprint': mock.MagicMock(),
  41     'stl.trex_stl_lib.random': mock.MagicMock(),
  42     'stl.trex_stl_lib.re': mock.MagicMock(),
  43     'stl.trex_stl_lib.scapy': mock.MagicMock(),
  44     'stl.trex_stl_lib.socket': mock.MagicMock(),
  45     'stl.trex_stl_lib.string': mock.MagicMock(),
  46     'stl.trex_stl_lib.struct': mock.MagicMock(),
  47     'stl.trex_stl_lib.sys': mock.MagicMock(),
  48     'stl.trex_stl_lib.threading': mock.MagicMock(),
  49     'stl.trex_stl_lib.time': mock.MagicMock(),
  50     'stl.trex_stl_lib.traceback': mock.MagicMock(),
  51     'stl.trex_stl_lib.trex_stl_async_client': mock.MagicMock(),
  52     'stl.trex_stl_lib.trex_stl_client': mock.MagicMock(),
  53     'stl.trex_stl_lib.trex_stl_exceptions': mock.MagicMock(),
  54     'stl.trex_stl_lib.trex_stl_ext': mock.MagicMock(),
  55     'stl.trex_stl_lib.trex_stl_jsonrpc_client': mock.MagicMock(),
  56     'stl.trex_stl_lib.trex_stl_packet_builder_interface': mock.MagicMock(),
  57     'stl.trex_stl_lib.trex_stl_packet_builder_scapy': mock.MagicMock(),
  58     'stl.trex_stl_lib.trex_stl_port': mock.MagicMock(),
  59     'stl.trex_stl_lib.trex_stl_stats': mock.MagicMock(),
  60     'stl.trex_stl_lib.trex_stl_streams': mock.MagicMock(),
  61     'stl.trex_stl_lib.trex_stl_types': mock.MagicMock(),
  62     'stl.trex_stl_lib.types': mock.MagicMock(),
  63     'stl.trex_stl_lib.utils': mock.MagicMock(),
  64     'stl.trex_stl_lib.utils.argparse': mock.MagicMock(),
  65     'stl.trex_stl_lib.utils.collections': mock.MagicMock(),
  66     'stl.trex_stl_lib.utils.common': mock.MagicMock(),
  67     'stl.trex_stl_lib.utils.json': mock.MagicMock(),
  68     'stl.trex_stl_lib.utils.os': mock.MagicMock(),
  69     'stl.trex_stl_lib.utils.parsing_opts': mock.MagicMock(),
  70     'stl.trex_stl_lib.utils.pwd': mock.MagicMock(),
  71     'stl.trex_stl_lib.utils.random': mock.MagicMock(),
  72     'stl.trex_stl_lib.utils.re': mock.MagicMock(),
  73     'stl.trex_stl_lib.utils.string': mock.MagicMock(),
  74     'stl.trex_stl_lib.utils.sys': mock.MagicMock(),
  75     'stl.trex_stl_lib.utils.text_opts': mock.MagicMock(),
  76     'stl.trex_stl_lib.utils.text_tables': mock.MagicMock(),
  77     'stl.trex_stl_lib.utils.texttable': mock.MagicMock(),
  78     'stl.trex_stl_lib.warnings': mock.MagicMock(),
  79     'stl.trex_stl_lib.yaml': mock.MagicMock(),
  80     'stl.trex_stl_lib.zlib': mock.MagicMock(),
  81     'stl.trex_stl_lib.zmq': mock.MagicMock(),
  82 }
  83
  84 STLClient = mock.MagicMock()
  85 stl_patch = mock.patch.dict("sys.modules", STL_MOCKS)
  86 stl_patch.start()
  87
  88 if stl_patch:
  89     from yardstick.network_services.vnf_generic.vnf.acl_vnf import AclApproxVnf
  90     from yardstick.network_services.vnf_generic.vnf import acl_vnf
  91     from yardstick.network_services.nfvi.resource import ResourceProfile
  92
  93
  94 TEST_FILE_YAML = 'nsb_test_case.yaml'
  95
  96
  97 name = 'vnf__1'
  98
  99
 100 @mock.patch("yardstick.network_services.vnf_generic.vnf.sample_vnf.Process")
 101 class TestAclApproxVnf(unittest.TestCase):
 102     VNFD = {'vnfd:vnfd-catalog':
 103             {'vnfd':
 104              [{'short-name': 'VpeVnf',
 105                'vdu':
 106                [{'routing_table':
 107                  [{'network': '152.16.100.20',
 108                    'netmask': '255.255.255.0',
 109                    'gateway': '152.16.100.20',
 110                    'if': 'xe0'},
 111                   {'network': '152.16.40.20',
 112                    'netmask': '255.255.255.0',
 113                    'gateway': '152.16.40.20',
 114                    'if': 'xe1'}],
 115                  'description': 'VPE approximation using DPDK',
 116                  'name': 'vpevnf-baremetal',
 117                  'nd_route_tbl':
 118                  [{'network': '0064:ff9b:0:0:0:0:9810:6414',
 119                    'netmask': '112',
 120                    'gateway': '0064:ff9b:0:0:0:0:9810:6414',
 121                    'if': 'xe0'},
 122                   {'network': '0064:ff9b:0:0:0:0:9810:2814',
 123                    'netmask': '112',
 124                    'gateway': '0064:ff9b:0:0:0:0:9810:2814',
 125                    'if': 'xe1'}],
 126                  'id': 'vpevnf-baremetal',
 127                  'external-interface':
 128                  [{'virtual-interface':
 129                    {'dst_mac': '00:00:00:00:00:04',
 130                     'vpci': '0000:05:00.0',
 131                     'local_ip': '152.16.100.19',
 132                     'type': 'PCI-PASSTHROUGH',
 133                     'netmask': '255.255.255.0',
 134                     'dpdk_port_num': '0',
 135                     'bandwidth': '10 Gbps',
 136                     'driver': "i40e",
 137                     'dst_ip': '152.16.100.20',
 138                     'local_iface_name': 'xe0',
 139                     'local_mac': '00:00:00:00:00:02'},
 140                    'vnfd-connection-point-ref': 'xe0',
 141                    'name': 'xe0'},
 142                   {'virtual-interface':
 143                    {'dst_mac': '00:00:00:00:00:03',
 144                     'vpci': '0000:05:00.1',
 145                     'local_ip': '152.16.40.19',
 146                     'type': 'PCI-PASSTHROUGH',
 147                     'driver': "i40e",
 148                     'netmask': '255.255.255.0',
 149                     'dpdk_port_num': '1',
 150                     'bandwidth': '10 Gbps',
 151                     'dst_ip': '152.16.40.20',
 152                     'local_iface_name': 'xe1',
 153                     'local_mac': '00:00:00:00:00:01'},
 154                    'vnfd-connection-point-ref': 'xe1',
 155                    'name': 'xe1'}]}],
 156                'description': 'Vpe approximation using DPDK',
 157                'mgmt-interface':
 158                    {'vdu-id': 'vpevnf-baremetal',
 159                     'host': '1.2.1.1',
 160                     'password': 'r00t',
 161                     'user': 'root',
 162                     'ip': '1.2.1.1'},
 163                'benchmark':
 164                    {'kpi': ['packets_in', 'packets_fwd', 'packets_dropped']},
 165                'connection-point': [{'type': 'VPORT', 'name': 'xe0'},
 166                                     {'type': 'VPORT', 'name': 'xe1'}],
 167                'id': 'AclApproxVnf', 'name': 'VPEVnfSsh'}]}}
 168
 169     scenario_cfg = {'options': {'packetsize': 64, 'traffic_type': 4,
 170                                 'rfc2544': {'allowed_drop_rate': '0.8 - 1'},
 171                                 'vnf__1': {'rules': 'acl_1rule.yaml',
 172                                            'vnf_config': {'lb_config': 'SW',
 173                                                           'lb_count': 1,
 174                                                           'worker_config':
 175                                                           '1C/1T',
 176                                                           'worker_threads': 1}}
 177                                 },
 178                     'task_id': 'a70bdf4a-8e67-47a3-9dc1-273c14506eb7',
 179                     'task_path': '/tmp',
 180                     'tc': 'tc_ipv4_1Mflow_64B_packetsize',
 181                     'runner': {'object': 'NetworkServiceTestCase',
 182                                'interval': 35,
 183                                'output_filename': '/tmp/yardstick.out',
 184                                'runner_id': 74476, 'duration': 400,
 185                                'type': 'Duration'},
 186                     'traffic_profile': 'ipv4_throughput_acl.yaml',
 187                     'traffic_options': {'flow': 'ipv4_Packets_acl.yaml',
 188                                         'imix': 'imix_voice.yaml'},
 189                     'type': 'ISB',
 190                     'nodes': {'tg__2': 'trafficgen_2.yardstick',
 191                               'tg__1': 'trafficgen_1.yardstick',
 192                               'vnf__1': 'vnf.yardstick'},
 193                     'topology': 'vpe-tg-topology-baremetal.yaml'}
 194
 195     context_cfg = {'nodes': {'tg__2':
 196                              {'member-vnf-index': '3',
 197                               'role': 'TrafficGen',
 198                               'name': 'trafficgen_2.yardstick',
 199                               'vnfd-id-ref': 'tg__2',
 200                               'ip': '1.2.1.1',
 201                               'interfaces':
 202                               {'xe0': {'local_iface_name': 'ens513f0',
 203                                        'vld_id': 'public',
 204                                        'netmask': '255.255.255.0',
 205                                        'local_ip': '152.16.40.20',
 206                                        'dst_mac': '00:00:00:00:00:01',
 207                                        'local_mac': '00:00:00:00:00:03',
 208                                        'dst_ip': '152.16.40.19',
 209                                        'driver': 'ixgbe',
 210                                        'vpci': '0000:02:00.0',
 211                                        'dpdk_port_num': 0},
 212                                'xe1': {'local_iface_name': 'ens513f1',
 213                                        'netmask': '255.255.255.0',
 214                                        'network': '202.16.100.0',
 215                                        'local_ip': '202.16.100.20',
 216                                        'local_mac': '00:1e:67:d0:60:5d',
 217                                        'driver': 'ixgbe',
 218                                        'vpci': '0000:02:00.1',
 219                                        'dpdk_port_num': 1}},
 220                               'password': 'r00t',
 221                               'VNF model': 'l3fwd_vnf.yaml',
 222                               'user': 'root'},
 223                              'tg__1':
 224                              {'member-vnf-index': '1',
 225                               'role': 'TrafficGen',
 226                               'name': 'trafficgen_1.yardstick',
 227                               'vnfd-id-ref': 'tg__1',
 228                               'ip': '1.2.1.1',
 229                               'interfaces':
 230                               {'xe0': {'local_iface_name': 'ens785f0',
 231                                        'vld_id': 'private',
 232                                        'netmask': '255.255.255.0',
 233                                        'local_ip': '152.16.100.20',
 234                                        'dst_mac': '00:00:00:00:00:02',
 235                                        'local_mac': '00:00:00:00:00:04',
 236                                        'dst_ip': '152.16.100.19',
 237                                        'driver': 'i40e',
 238                                        'vpci': '0000:05:00.0',
 239                                        'dpdk_port_num': 0},
 240                                'xe1': {'local_iface_name': 'ens785f1',
 241                                        'netmask': '255.255.255.0',
 242                                        'local_ip': '152.16.100.21',
 243                                        'local_mac': '00:00:00:00:00:01',
 244                                        'driver': 'i40e',
 245                                        'vpci': '0000:05:00.1',
 246                                        'dpdk_port_num': 1}},
 247                               'password': 'r00t',
 248                               'VNF model': 'tg_rfc2544_tpl.yaml',
 249                               'user': 'root'},
 250                              'vnf__1':
 251                              {'name': 'vnf.yardstick',
 252                               'vnfd-id-ref': 'vnf__1',
 253                               'ip': '1.2.1.1',
 254                               'interfaces':
 255                               {'xe0': {'local_iface_name': 'ens786f0',
 256                                        'vld_id': 'private',
 257                                        'netmask': '255.255.255.0',
 258                                        'local_ip': '152.16.100.19',
 259                                        'dst_mac': '00:00:00:00:00:04',
 260                                        'local_mac': '00:00:00:00:00:02',
 261                                        'dst_ip': '152.16.100.20',
 262                                        'driver': 'i40e',
 263                                        'vpci': '0000:05:00.0',
 264                                        'dpdk_port_num': 0},
 265                                'xe1': {'local_iface_name': 'ens786f1',
 266                                        'vld_id': 'public',
 267                                        'netmask': '255.255.255.0',
 268                                        'local_ip': '152.16.40.19',
 269                                        'dst_mac': '00:00:00:00:00:03',
 270                                        'local_mac': '00:00:00:00:00:01',
 271                                        'dst_ip': '152.16.40.20',
 272                                        'driver': 'i40e',
 273                                        'vpci': '0000:05:00.1',
 274                                        'dpdk_port_num': 1}},
 275                               'routing_table':
 276                               [{'netmask': '255.255.255.0',
 277                                 'gateway': '152.16.100.20',
 278                                 'network': '152.16.100.20',
 279                                 'if': 'xe0'},
 280                                {'netmask': '255.255.255.0',
 281                                 'gateway': '152.16.40.20',
 282                                 'network': '152.16.40.20',
 283                                 'if': 'xe1'}],
 284                               'member-vnf-index': '2',
 285                               'host': '1.2.1.1',
 286                               'role': 'vnf',
 287                               'user': 'root',
 288                               'nd_route_tbl':
 289                               [{'netmask': '112',
 290                                 'gateway': '0064:ff9b:0:0:0:0:9810:6414',
 291                                 'network': '0064:ff9b:0:0:0:0:9810:6414',
 292                                 'if': 'xe0'},
 293                                {'netmask': '112',
 294                                 'gateway': '0064:ff9b:0:0:0:0:9810:2814',
 295                                 'network': '0064:ff9b:0:0:0:0:9810:2814',
 296                                 'if': 'xe1'}],
 297                               'password': 'r00t',
 298                               'VNF model': 'acl_vnf.yaml'}}}
 299
 300     def test___init__(self, mock_process):
 301         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 302         acl_approx_vnf = AclApproxVnf(name, vnfd)
 303         self.assertIsNone(acl_approx_vnf._vnf_process)
 304
 305     @mock.patch("yardstick.network_services.vnf_generic.vnf.sample_vnf.time")
 306     def test_collect_kpi(self, mock_time, mock_process):
 307         with mock.patch("yardstick.ssh.SSH") as ssh:
 308             ssh_mock = mock.Mock(autospec=ssh.SSH)
 309             ssh_mock.execute = \
 310                 mock.Mock(return_value=(0, "", ""))
 311             ssh.from_node.return_value = ssh_mock
 312             vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 313             acl_approx_vnf = AclApproxVnf(name, vnfd)
 314             acl_approx_vnf.q_in = mock.MagicMock()
 315             acl_approx_vnf.q_out = mock.MagicMock()
 316             acl_approx_vnf.q_out.qsize = mock.Mock(return_value=0)
 317             acl_approx_vnf.resource = mock.Mock(autospec=ResourceProfile)
 318             acl_approx_vnf.vnf_execute = mock.Mock(return_value="")
 319             result = {'packets_dropped': 0, 'packets_fwd': 0,
 320                       'packets_in': 0}
 321             self.assertEqual(result, acl_approx_vnf.collect_kpi())
 322
 323     @mock.patch("yardstick.network_services.vnf_generic.vnf.sample_vnf.time")
 324     def test_vnf_execute_command(self, mock_time, mock_process):
 325         with mock.patch("yardstick.ssh.SSH") as ssh:
 326             ssh_mock = mock.Mock(autospec=ssh.SSH)
 327             ssh_mock.execute = \
 328                 mock.Mock(return_value=(0, "", ""))
 329             ssh.from_node.return_value = ssh_mock
 330             vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 331             acl_approx_vnf = AclApproxVnf(name, vnfd)
 332             acl_approx_vnf.q_in = mock.MagicMock()
 333             acl_approx_vnf.q_out = mock.MagicMock()
 334             acl_approx_vnf.q_out.qsize = mock.Mock(return_value=0)
 335             cmd = "quit"
 336             self.assertEqual("", acl_approx_vnf.vnf_execute(cmd))
 337
 338     def test_get_stats(self, mock_process):
 339         with mock.patch("yardstick.ssh.SSH") as ssh:
 340             ssh_mock = mock.Mock(autospec=ssh.SSH)
 341             ssh_mock.execute = mock.Mock(return_value=(0, "", ""))
 342             ssh.from_node.return_value = ssh_mock
 343             vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 344             acl_approx_vnf = AclApproxVnf(name, vnfd)
 345             acl_approx_vnf.q_in = mock.MagicMock()
 346             acl_approx_vnf.q_out = mock.MagicMock()
 347             acl_approx_vnf.q_out.qsize = mock.Mock(return_value=0)
 348             mock_result = \
 349                 "ACL TOTAL: pkts_processed: 100, pkts_drop: 0, spkts_received: 100"
 350             acl_approx_vnf.vnf_execute = mock.Mock(return_value=mock_result)
 351             self.assertEqual(mock_result, acl_approx_vnf.get_stats())
 352
 353     def _get_file_abspath(self, filename):
 354         curr_path = os.path.dirname(os.path.abspath(__file__))
 355         file_path = os.path.join(curr_path, filename)
 356         return file_path
 357
 358     @mock.patch("yardstick.network_services.vnf_generic.vnf.acl_vnf.hex")
 359     @mock.patch("yardstick.network_services.vnf_generic.vnf.acl_vnf.eval")
 360     @mock.patch('yardstick.network_services.vnf_generic.vnf.acl_vnf.open')
 361     def test_run_acl(self, mock_open, eval, hex, mock_process):
 362         with mock.patch("yardstick.ssh.SSH") as ssh:
 363             ssh_mock = mock.Mock(autospec=ssh.SSH)
 364             ssh_mock.execute = \
 365                 mock.Mock(return_value=(0, "", ""))
 366             ssh_mock.run = \
 367                 mock.Mock(return_value=(0, "", ""))
 368             ssh.from_node.return_value = ssh_mock
 369             vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 370             acl_approx_vnf = AclApproxVnf(name, vnfd)
 371             acl_approx_vnf._build_config = mock.MagicMock()
 372             acl_approx_vnf.queue_wrapper = mock.MagicMock()
 373             acl_approx_vnf.ssh_helper = mock.MagicMock()
 374             acl_approx_vnf.ssh_helper.run = mock.MagicMock()
 375             acl_approx_vnf.scenario_helper.scenario_cfg = self.scenario_cfg
 376             acl_approx_vnf.vnf_cfg = {'lb_config': 'SW',
 377                                       'lb_count': 1,
 378                                       'worker_config': '1C/1T',
 379                                       'worker_threads': 1}
 380             acl_approx_vnf.all_options = {'traffic_type': '4',
 381                                           'topology': 'nsb_test_case.yaml'}
 382             acl_approx_vnf._run()
 383             acl_approx_vnf.ssh_helper.run.assert_called_once()
 384
 385     @mock.patch("yardstick.network_services.vnf_generic.vnf.acl_vnf.YangModel")
 386     @mock.patch("yardstick.network_services.vnf_generic.vnf.acl_vnf.find_relative_file")
 387     @mock.patch("yardstick.network_services.vnf_generic.vnf.sample_vnf.Context")
 388     def test_instantiate(self, mock_context, mock_yang, mock_find, mock_process):
 389         with mock.patch("yardstick.ssh.SSH") as ssh:
 390             ssh_mock = mock.Mock(autospec=ssh.SSH)
 391             ssh_mock.execute = mock.Mock(return_value=(0, "", ""))
 392             ssh.from_node.return_value = ssh_mock
 393             vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 394             acl_approx_vnf = AclApproxVnf(name, vnfd)
 395             acl_approx_vnf.ssh_helper = ssh
 396             acl_approx_vnf.deploy_helper = mock.MagicMock()
 397             acl_approx_vnf.resource_helper = mock.MagicMock()
 398             acl_approx_vnf._build_config = mock.MagicMock()
 399             self.scenario_cfg['vnf_options'] = {'acl': {'cfg': "",
 400                                                         'rules': ""}}
 401             acl_approx_vnf.q_out.put("pipeline>")
 402             acl_approx_vnf.WAIT_TIME = 0
 403             self.scenario_cfg.update({"nodes": {"vnf__1": ""}})
 404             self.assertIsNone(acl_approx_vnf.instantiate(self.scenario_cfg,
 405                                                          self.context_cfg))
 406
 407     def test_instantiate_panic(self, mock_process):
 408         with mock.patch("yardstick.ssh.SSH") as ssh:
 409             ssh_mock = mock.Mock(autospec=ssh.SSH)
 410             ssh_mock.execute = mock.Mock(return_value=(1, "", ""))
 411             ssh.from_node.return_value = ssh_mock
 412             vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 413             acl_approx_vnf = AclApproxVnf(name, vnfd)
 414             self.scenario_cfg['vnf_options'] = {'acl': {'cfg': "",
 415                                                         'rules': ""}}
 416             acl_approx_vnf._run_acl = mock.Mock(return_value=0)
 417             acl_approx_vnf.WAIT_TIME = 0
 418             acl_approx_vnf.resource_helper = mock.MagicMock()
 419             acl_approx_vnf._build_config = mock.MagicMock()
 420             acl_approx_vnf._vnf_process = mock.MagicMock()
 421             acl_approx_vnf._vnf_process.start = mock.Mock()
 422             acl_approx_vnf._vnf_process.is_alive = mock.Mock(return_value=True)
 423             self.assertRaises(ValueError, acl_approx_vnf.instantiate,
 424                               self.scenario_cfg, self.context_cfg)
 425             acl_approx_vnf.q_out.put("PANIC")
 426             acl_approx_vnf.WAIT_TIME = 0
 427             self.assertRaises(ValueError, acl_approx_vnf.instantiate,
 428                               self.scenario_cfg, self.context_cfg)
 429
 430     def test_scale(self, mock_process):
 431         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 432         acl_approx_vnf = AclApproxVnf(name, vnfd)
 433         flavor = ""
 434         self.assertRaises(NotImplementedError, acl_approx_vnf.scale, flavor)
 435
 436     @mock.patch("yardstick.network_services.vnf_generic.vnf.sample_vnf.time")
 437     def test_terminate(self, mock_time, mock_process):
 438         with mock.patch("yardstick.ssh.SSH") as ssh:
 439             ssh_mock = mock.Mock(autospec=ssh.SSH)
 440             ssh_mock.execute = \
 441                 mock.Mock(return_value=(0, "", ""))
 442             ssh.from_node.return_value = ssh_mock
 443             vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 444             acl_approx_vnf = AclApproxVnf(name, vnfd)
 445             acl_approx_vnf._vnf_process = mock.MagicMock()
 446             acl_approx_vnf._vnf_process.terminate = mock.Mock()
 447             acl_approx_vnf.used_drivers = {"01:01.0": "i40e",
 448                                            "01:01.1": "i40e"}
 449             acl_approx_vnf.vnf_execute = mock.MagicMock()
 450             acl_approx_vnf.ssh_helper = ssh_mock
 451             acl_approx_vnf.dpdk_nic_bind = "dpdk_nic_bind.py"
 452             acl_approx_vnf._resource_collect_stop = mock.Mock()
 453             self.assertEqual(None, acl_approx_vnf.terminate())
 454
 455 if __name__ == '__main__':
 456     unittest.main()