yardstick/tests/unit/network_services/vnf_generic/vnf/test_tg_ixload.py

   1 # Copyright (c) 2016-2017 Intel Corporation
   2 #
   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
   6 #
   7 #      http://www.apache.org/licenses/LICENSE-2.0
   8 #
   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.
  14 #
  15
  16 import subprocess
  17
  18 import mock
  19 import unittest
  20 import six
  21
  22 from yardstick.tests import STL_MOCKS
  23 from yardstick import ssh
  24 from yardstick.common import utils
  25
  26
  27 STLClient = mock.MagicMock()
  28 stl_patch = mock.patch.dict("sys.modules", STL_MOCKS)
  29 stl_patch.start()
  30
  31 if stl_patch:
  32     from yardstick.network_services.vnf_generic.vnf.tg_ixload import IxLoadTrafficGen
  33     from yardstick.network_services.vnf_generic.vnf.tg_ixload import IxLoadResourceHelper
  34     from yardstick.network_services.traffic_profile.base import TrafficProfile
  35
  36
  37 NAME = "tg__1"
  38
  39
  40 class TestIxLoadTrafficGen(unittest.TestCase):
  41     VNFD = {'vnfd:vnfd-catalog':
  42             {'vnfd':
  43              [{'short-name': 'VpeVnf',
  44                'vdu':
  45                [{'routing_table':
  46                  [{'network': '152.16.100.20',
  47                    'netmask': '255.255.255.0',
  48                    'gateway': '152.16.100.20',
  49                    'if': 'xe0'},
  50                   {'network': '152.16.40.20',
  51                    'netmask': '255.255.255.0',
  52                    'gateway': '152.16.40.20',
  53                    'if': 'xe1'}],
  54                  'description': 'VPE approximation using DPDK',
  55                  'name': 'vpevnf-baremetal',
  56                  'nd_route_tbl':
  57                  [{'network': '0064:ff9b:0:0:0:0:9810:6414',
  58                    'netmask': '112',
  59                    'gateway': '0064:ff9b:0:0:0:0:9810:6414',
  60                    'if': 'xe0'},
  61                   {'network': '0064:ff9b:0:0:0:0:9810:2814',
  62                    'netmask': '112',
  63                    'gateway': '0064:ff9b:0:0:0:0:9810:2814',
  64                    'if': 'xe1'}],
  65                  'id': 'vpevnf-baremetal',
  66                  'external-interface':
  67                  [{'virtual-interface':
  68                    {'dst_mac': '00:00:00:00:00:04',
  69                     'vpci': '0000:05:00.0',
  70                     'local_ip': '152.16.100.19',
  71                     'type': 'PCI-PASSTHROUGH',
  72                     'netmask': '255.255.255.0',
  73                     'dpdk_port_num': 0,
  74                     'bandwidth': '10 Gbps',
  75                     'driver': "i40e",
  76                     'dst_ip': '152.16.100.20',
  77                     'local_iface_name': 'xe0',
  78                     'local_mac': '00:00:00:00:00:02'},
  79                    'vnfd-connection-point-ref': 'xe0',
  80                    'name': 'xe0'},
  81                   {'virtual-interface':
  82                    {'dst_mac': '00:00:00:00:00:03',
  83                     'vpci': '0000:05:00.1',
  84                     'local_ip': '152.16.40.19',
  85                     'type': 'PCI-PASSTHROUGH',
  86                     'driver': "i40e",
  87                     'netmask': '255.255.255.0',
  88                     'dpdk_port_num': 1,
  89                     'bandwidth': '10 Gbps',
  90                     'dst_ip': '152.16.40.20',
  91                     'local_iface_name': 'xe1',
  92                     'local_mac': '00:00:00:00:00:01'},
  93                    'vnfd-connection-point-ref': 'xe1',
  94                    'name': 'xe1'}]}],
  95                'description': 'Vpe approximation using DPDK',
  96                'mgmt-interface':
  97                    {'vdu-id': 'vpevnf-baremetal',
  98                     'host': '1.1.1.1',
  99                     'password': 'r00t',
 100                     'user': 'root',
 101                     'ip': '1.1.1.1'},
 102                'benchmark':
 103                    {'kpi': ['packets_in', 'packets_fwd', 'packets_dropped']},
 104                'connection-point': [{'type': 'VPORT', 'name': 'xe0'},
 105                                     {'type': 'VPORT', 'name': 'xe1'}],
 106                'id': 'VpeApproxVnf', 'name': 'VPEVnfSsh'}]}}
 107
 108     TRAFFIC_PROFILE = {
 109         "schema": "isb:traffic_profile:0.1",
 110         "name": "fixed",
 111         "description": "Fixed traffic profile to run UDP traffic",
 112         "traffic_profile": {
 113             "traffic_type": "FixedTraffic",
 114             "frame_rate": 100,  # pps
 115             "flow_number": 10,
 116             "frame_size": 64}}
 117
 118     def setUp(self):
 119         self._mock_call = mock.patch.object(subprocess, "call")
 120         self.mock_call = self._mock_call.start()
 121         self._mock_open = mock.patch("yardstick.network_services.vnf_generic.vnf.tg_ixload.open")
 122         self.mock_open = self._mock_open.start()
 123
 124         self.addCleanup(self._stop_mock)
 125
 126     def _stop_mock(self):
 127         self._mock_call.stop()
 128         self._mock_open.stop()
 129
 130     def test___init__(self):
 131         with mock.patch("yardstick.ssh.SSH") as ssh:
 132             ssh_mock = mock.Mock(autospec=ssh.SSH)
 133             ssh_mock.execute = \
 134                 mock.Mock(return_value=(0, "", ""))
 135             ssh.from_node.return_value = ssh_mock
 136             vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 137             ixload_traffic_gen = IxLoadTrafficGen(NAME, vnfd)
 138             self.assertIsNone(ixload_traffic_gen.resource_helper.data)
 139
 140     def test_collect_kpi(self):
 141         with mock.patch("yardstick.ssh.SSH") as ssh:
 142             ssh_mock = mock.Mock(autospec=ssh.SSH)
 143             ssh_mock.execute = \
 144                 mock.Mock(return_value=(0, "", ""))
 145             ssh.from_node.return_value = ssh_mock
 146             vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 147             ixload_traffic_gen = IxLoadTrafficGen(NAME, vnfd)
 148             ixload_traffic_gen.data = {}
 149             restult = ixload_traffic_gen.collect_kpi()
 150             self.assertEqual({}, restult)
 151
 152     def test_listen_traffic(self):
 153         with mock.patch("yardstick.ssh.SSH") as ssh:
 154             ssh_mock = mock.Mock(autospec=ssh.SSH)
 155             ssh_mock.execute = \
 156                 mock.Mock(return_value=(0, "", ""))
 157             ssh.from_node.return_value = ssh_mock
 158             vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 159             ixload_traffic_gen = IxLoadTrafficGen(NAME, vnfd)
 160             self.assertIsNone(ixload_traffic_gen.listen_traffic({}))
 161
 162     @mock.patch.object(utils, 'find_relative_file')
 163     @mock.patch.object(utils, 'makedirs')
 164     @mock.patch("yardstick.network_services.vnf_generic.vnf.tg_ixload.shutil")
 165     def test_instantiate(self, *args):
 166         with mock.patch("yardstick.ssh.SSH") as ssh:
 167             ssh_mock = mock.Mock(autospec=ssh.SSH)
 168             ssh_mock.execute = \
 169                 mock.Mock(return_value=(0, "", ""))
 170             ssh_mock.run = \
 171                 mock.Mock(return_value=(0, "", ""))
 172             ssh.from_node.return_value = ssh_mock
 173             vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 174             ixload_traffic_gen = IxLoadTrafficGen(NAME, vnfd)
 175             scenario_cfg = {'tc': "nsb_test_case",
 176                             'ixia_profile': "ixload.cfg",
 177                             'task_path': "/path/to/task"}
 178             ixload_traffic_gen.RESULTS_MOUNT = "/tmp/result"
 179             scenario_cfg.update({'options': {'packetsize': 64, 'traffic_type': 4,
 180                                              'rfc2544': {'allowed_drop_rate': '0.8 - 1'},
 181                                              'vnf__1': {'rules': 'acl_1rule.yaml',
 182                                                         'vnf_config': {'lb_config': 'SW',
 183                                                                        'lb_count': 1,
 184                                                                        'worker_config':
 185                                                                        '1C/1T',
 186                                                                        'worker_threads': 1}}
 187                                              }})
 188             with mock.patch.object(six.moves.builtins, 'open',
 189                                    create=True) as mock_open:
 190                 mock_open.return_value = mock.MagicMock()
 191                 ixload_traffic_gen.instantiate(scenario_cfg, {})
 192
 193     @mock.patch("yardstick.network_services.vnf_generic.vnf.tg_ixload.open")
 194     @mock.patch("yardstick.network_services.vnf_generic.vnf.tg_ixload.min")
 195     @mock.patch("yardstick.network_services.vnf_generic.vnf.tg_ixload.max")
 196     @mock.patch("yardstick.network_services.vnf_generic.vnf.tg_ixload.len")
 197     @mock.patch("yardstick.network_services.vnf_generic.vnf.tg_ixload.shutil")
 198     def test_run_traffic(self, *args):
 199         mock_traffic_profile = mock.Mock(autospec=TrafficProfile)
 200         mock_traffic_profile.get_traffic_definition.return_value = "64"
 201         mock_traffic_profile.params = self.TRAFFIC_PROFILE
 202         with mock.patch("yardstick.ssh.SSH") as ssh:
 203             ssh_mock = mock.Mock(autospec=ssh.SSH)
 204             ssh_mock.execute = \
 205                 mock.Mock(return_value=(0, "", ""))
 206             ssh_mock.run = \
 207                 mock.Mock(return_value=(0, "", ""))
 208             ssh.from_node.return_value = ssh_mock
 209             vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 210             vnfd["mgmt-interface"].update({"tg-config": {}})
 211             vnfd["mgmt-interface"]["tg-config"].update({"ixchassis":
 212                                                         "1.1.1.1"})
 213             vnfd["mgmt-interface"]["tg-config"].update({"py_bin_path":
 214                                                         "/root"})
 215             sut = IxLoadTrafficGen(NAME, vnfd)
 216             sut.connection = mock.Mock()
 217             sut.connection.run = mock.Mock()
 218             sut._traffic_runner = mock.Mock(return_value=0)
 219             result = sut.run_traffic(mock_traffic_profile)
 220             self.assertIsNone(result)
 221
 222     @mock.patch("yardstick.network_services.vnf_generic.vnf.tg_ixload.open")
 223     @mock.patch("yardstick.network_services.vnf_generic.vnf.tg_ixload.min")
 224     @mock.patch("yardstick.network_services.vnf_generic.vnf.tg_ixload.max")
 225     @mock.patch("yardstick.network_services.vnf_generic.vnf.tg_ixload.len")
 226     @mock.patch("yardstick.network_services.vnf_generic.vnf.tg_ixload.shutil")
 227     def test_run_traffic_csv(self, *args):
 228         mock_traffic_profile = mock.Mock(autospec=TrafficProfile)
 229         mock_traffic_profile.get_traffic_definition.return_value = "64"
 230         mock_traffic_profile.params = self.TRAFFIC_PROFILE
 231         with mock.patch("yardstick.ssh.SSH") as ssh:
 232             ssh_mock = mock.Mock(autospec=ssh.SSH)
 233             ssh_mock.execute = \
 234                 mock.Mock(return_value=(0, "", ""))
 235             ssh_mock.run = \
 236                 mock.Mock(return_value=(0, "", ""))
 237             ssh.from_node.return_value = ssh_mock
 238             vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 239             vnfd["mgmt-interface"].update({"tg-config": {}})
 240             vnfd["mgmt-interface"]["tg-config"].update({"ixchassis":
 241                                                         "1.1.1.1"})
 242             vnfd["mgmt-interface"]["tg-config"].update({"py_bin_path":
 243                                                         "/root"})
 244             sut = IxLoadTrafficGen(NAME, vnfd)
 245             sut.connection = mock.Mock()
 246             sut.connection.run = mock.Mock()
 247             sut._traffic_runner = mock.Mock(return_value=0)
 248             subprocess.call(["touch", "/tmp/1.csv"])
 249             sut.rel_bin_path = mock.Mock(return_value="/tmp/*.csv")
 250             result = sut.run_traffic(mock_traffic_profile)
 251             self.assertIsNone(result)
 252
 253     @mock.patch("yardstick.network_services.vnf_generic.vnf.tg_ixload.call")
 254     @mock.patch.object(ssh, 'SSH')
 255     def test_terminate(self, *args):
 256         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 257         ixload_traffic_gen = IxLoadTrafficGen(NAME, vnfd)
 258         self.assertIsNone(ixload_traffic_gen.terminate())
 259
 260     @mock.patch("yardstick.ssh.SSH")
 261     def test_parse_csv_read(self, mock_ssh):
 262         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 263         kpi_data = {
 264             'HTTP Total Throughput (Kbps)': 1,
 265             'HTTP Simulated Users': 2,
 266             'HTTP Concurrent Connections': '3',
 267             'HTTP Connection Rate': 4.3,
 268             'HTTP Transaction Rate': True,
 269         }
 270         http_reader = [kpi_data]
 271
 272         mock_ssh_type = mock.Mock(autospec=mock_ssh.SSH)
 273         mock_ssh_type.execute.return_value = 0, "", ""
 274         mock_ssh.from_node.return_value = mock_ssh_type
 275
 276         ixload_traffic_gen = IxLoadTrafficGen(NAME, vnfd)
 277         result = ixload_traffic_gen.resource_helper.result
 278
 279         ixload_traffic_gen.resource_helper.parse_csv_read(http_reader)
 280         for key_left, key_right in IxLoadResourceHelper.KPI_LIST.items():
 281             self.assertEqual(result[key_left][-1], int(kpi_data[key_right]))
 282
 283     @mock.patch("yardstick.ssh.SSH")
 284     def test_parse_csv_read_value_error(self, mock_ssh):
 285         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 286         http_reader = [{
 287             'HTTP Total Throughput (Kbps)': 1,
 288             'HTTP Simulated Users': 2,
 289             'HTTP Concurrent Connections': "not a number",
 290             'HTTP Connection Rate': 4,
 291             'HTTP Transaction Rate': 5,
 292         }]
 293
 294         mock_ssh_type = mock.Mock(autospec=mock_ssh.SSH)
 295         mock_ssh_type.execute.return_value = 0, "", ""
 296         mock_ssh.from_node.return_value = mock_ssh_type
 297
 298         ixload_traffic_gen = IxLoadTrafficGen(NAME, vnfd)
 299         init_value = ixload_traffic_gen.resource_helper.result
 300
 301         ixload_traffic_gen.resource_helper.parse_csv_read(http_reader)
 302         self.assertDictEqual(ixload_traffic_gen.resource_helper.result, init_value)
 303
 304     @mock.patch.object(ssh, 'SSH')
 305     def test_parse_csv_read_error(self, mock_ssh):
 306         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 307         http_reader = [{
 308             'HTTP Total Throughput (Kbps)': 1,
 309             'HTTP Simulated Users': 2,
 310             'HTTP Concurrent Connections': 3,
 311             'HTTP Transaction Rate': 5,
 312         }]
 313
 314         mock_ssh_type = mock.Mock(autospec=mock_ssh.SSH)
 315         mock_ssh_type.execute.return_value = 0, "", ""
 316         mock_ssh.from_node.return_value = mock_ssh_type
 317
 318         ixload_traffic_gen = IxLoadTrafficGen(NAME, vnfd)
 319
 320         with self.assertRaises(KeyError):
 321             ixload_traffic_gen.resource_helper.parse_csv_read(http_reader)