tests/unit/network_services/vnf_generic/vnf/test_tg_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.network_services.vnf_generic.vnf.test_base import mock_ssh
  24 from tests.unit import STL_MOCKS
  25
  26
  27 NAME = 'vnf_1'
  28
  29 STLClient = mock.MagicMock()
  30 stl_patch = mock.patch.dict("sys.modules", STL_MOCKS)
  31 stl_patch.start()
  32
  33 if stl_patch:
  34     from yardstick.network_services.vnf_generic.vnf.tg_trex import \
  35     TrexTrafficGen, TrexResourceHelper
  36     from yardstick.network_services.traffic_profile.base import TrafficProfile
  37
  38
  39 class TestTrexTrafficGen(unittest.TestCase):
  40     VNFD = {'vnfd:vnfd-catalog':
  41             {'vnfd':
  42              [{'short-name': 'VpeVnf',
  43                'vdu':
  44                [{'routing_table':
  45                  [{'network': '152.16.100.20',
  46                    'netmask': '255.255.255.0',
  47                    'gateway': '152.16.100.20',
  48                    'if': 'xe0'},
  49                   {'network': '152.16.40.20',
  50                    'netmask': '255.255.255.0',
  51                    'gateway': '152.16.40.20',
  52                    'if': 'xe1'}],
  53                  'description': 'VPE approximation using DPDK',
  54                  'name': 'vpevnf-baremetal',
  55                  'nd_route_tbl':
  56                  [{'network': '0064:ff9b:0:0:0:0:9810:6414',
  57                    'netmask': '112',
  58                    'gateway': '0064:ff9b:0:0:0:0:9810:6414',
  59                    'if': 'xe0'},
  60                   {'network': '0064:ff9b:0:0:0:0:9810:2814',
  61                    'netmask': '112',
  62                    'gateway': '0064:ff9b:0:0:0:0:9810:2814',
  63                    'if': 'xe1'}],
  64                  'id': 'vpevnf-baremetal',
  65                  'external-interface':
  66                  [{'virtual-interface':
  67                    {'dst_mac': '00:00:00:00:00:04',
  68                     'vpci': '0000:05:00.0',
  69                     'local_ip': '152.16.100.19',
  70                     'type': 'PCI-PASSTHROUGH',
  71                     'netmask': '255.255.255.0',
  72                     'dpdk_port_num': '0',
  73                     'bandwidth': '10 Gbps',
  74                     'driver': "i40e",
  75                     'dst_ip': '152.16.100.20',
  76                     'local_iface_name': 'xe0',
  77                     'local_mac': '00:00:00:00:00:02'},
  78                    'vnfd-connection-point-ref': 'xe0',
  79                    'name': 'xe0'},
  80                   {'virtual-interface':
  81                    {'dst_mac': '00:00:00:00:00:03',
  82                     'vpci': '0000:05:00.1',
  83                     'local_ip': '152.16.40.19',
  84                     'type': 'PCI-PASSTHROUGH',
  85                     'driver': "i40e",
  86                     'netmask': '255.255.255.0',
  87                     'dpdk_port_num': '1',
  88                     'bandwidth': '10 Gbps',
  89                     'dst_ip': '152.16.40.20',
  90                     'local_iface_name': 'xe1',
  91                     'local_mac': '00:00:00:00:00:01'},
  92                    'vnfd-connection-point-ref': 'xe1',
  93                    'name': 'xe1'}]}],
  94                'description': 'Vpe approximation using DPDK',
  95                'mgmt-interface':
  96                    {'vdu-id': 'vpevnf-baremetal',
  97                     'host': '1.1.1.1',
  98                     'password': 'r00t',
  99                     'user': 'root',
 100                     'ip': '1.1.1.1'},
 101                'benchmark':
 102                    {'kpi': ['packets_in', 'packets_fwd', 'packets_dropped']},
 103                'connection-point': [{'type': 'VPORT', 'name': 'xe0'},
 104                                     {'type': 'VPORT', 'name': 'xe1'}],
 105                'id': 'VpeApproxVnf', 'name': 'VPEVnfSsh'}]}}
 106
 107     TRAFFIC_PROFILE = {
 108         "schema": "isb:traffic_profile:0.1",
 109         "name": "fixed",
 110         "description": "Fixed traffic profile to run UDP traffic",
 111         "traffic_profile": {
 112             "traffic_type": "FixedTraffic",
 113             "frame_rate": 100,  # pps
 114             "flow_number": 10,
 115             "frame_size": 64}}
 116
 117     @mock.patch("yardstick.ssh.SSH")
 118     def test___init__(self, ssh):
 119         mock_ssh(ssh)
 120         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 121         trex_traffic_gen = TrexTrafficGen(NAME, vnfd)
 122         self.assertIsInstance(trex_traffic_gen.resource_helper, TrexResourceHelper)
 123
 124     @mock.patch("yardstick.ssh.SSH")
 125     def test_collect_kpi(self, ssh):
 126         mock_ssh(ssh)
 127         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 128         trex_traffic_gen = TrexTrafficGen(NAME, vnfd)
 129         trex_traffic_gen.resource_helper._queue.put({})
 130         result = trex_traffic_gen.collect_kpi()
 131         self.assertEqual({}, result)
 132
 133     @mock.patch("yardstick.ssh.SSH")
 134     def test_listen_traffic(self, ssh):
 135         mock_ssh(ssh)
 136         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 137         trex_traffic_gen = TrexTrafficGen(NAME, vnfd)
 138         self.assertIsNone(trex_traffic_gen.listen_traffic({}))
 139
 140     @mock.patch("yardstick.ssh.SSH")
 141     def test_instantiate(self, ssh):
 142         mock_ssh(ssh)
 143
 144         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 145         trex_traffic_gen = TrexTrafficGen(NAME, vnfd)
 146         trex_traffic_gen._start_server = mock.Mock(return_value=0)
 147         trex_traffic_gen._tg_process = mock.MagicMock()
 148         trex_traffic_gen._tg_process.start = mock.Mock()
 149         trex_traffic_gen._tg_process.exitcode = 0
 150         trex_traffic_gen._tg_process._is_alive = mock.Mock(return_value=1)
 151         trex_traffic_gen.ssh_helper = mock.MagicMock()
 152         trex_traffic_gen.resource_helper.ssh_helper = mock.MagicMock()
 153         self.assertIsNone(trex_traffic_gen.instantiate({}, {}))
 154
 155     @mock.patch("yardstick.ssh.SSH")
 156     def test_instantiate_error(self, ssh):
 157         mock_ssh(ssh, exec_result=(1, "", ""))
 158
 159         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 160         trex_traffic_gen = TrexTrafficGen(NAME, vnfd)
 161         trex_traffic_gen._start_server = mock.Mock(return_value=0)
 162         trex_traffic_gen._tg_process = mock.MagicMock()
 163         trex_traffic_gen._tg_process.start = mock.Mock()
 164         trex_traffic_gen._tg_process._is_alive = mock.Mock(return_value=0)
 165         trex_traffic_gen.ssh_helper = mock.MagicMock()
 166         trex_traffic_gen.resource_helper.ssh_helper = mock.MagicMock()
 167         self.assertIsNone(trex_traffic_gen.instantiate({}, {}))
 168
 169     @mock.patch("yardstick.ssh.SSH")
 170     def test__start_server(self, ssh):
 171         mock_ssh(ssh)
 172         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 173         trex_traffic_gen = TrexTrafficGen(NAME, vnfd)
 174         trex_traffic_gen.ssh_helper = mock.MagicMock()
 175         trex_traffic_gen.resource_helper.ssh_helper = mock.MagicMock()
 176         self.assertIsNone(trex_traffic_gen._start_server())
 177
 178     @mock.patch("yardstick.ssh.SSH")
 179     def test__traffic_runner(self, ssh):
 180         mock_ssh(ssh)
 181
 182         mock_traffic_profile = mock.Mock(autospec=TrafficProfile)
 183         mock_traffic_profile.get_traffic_definition.return_value = "64"
 184         mock_traffic_profile.execute.return_value = "64"
 185         mock_traffic_profile.params = self.TRAFFIC_PROFILE
 186
 187         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 188         self.sut = TrexTrafficGen(NAME, vnfd)
 189         self.sut.ssh_helper = mock.Mock()
 190         self.sut.ssh_helper.run = mock.Mock()
 191         self.sut._vpci_ascending = ["0000:05:00.0", "0000:05:00.1"]
 192         self.sut._connect_client = mock.Mock(autospec=STLClient)
 193         self.sut._connect_client.get_stats = mock.Mock(return_value="0")
 194         self.sut.resource_helper.RUN_DURATION = 0
 195         self.sut.resource_helper.QUEUE_WAIT_TIME = 0
 196         self.sut._traffic_runner(mock_traffic_profile)
 197
 198     @mock.patch("yardstick.ssh.SSH")
 199     def test__generate_trex_cfg(self, ssh):
 200         mock_ssh(ssh)
 201         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 202         trex_traffic_gen = TrexTrafficGen(NAME, vnfd)
 203         trex_traffic_gen.resource_helper.ssh_helper = mock.MagicMock()
 204         self.assertIsNone(trex_traffic_gen.resource_helper.generate_cfg())
 205
 206     @mock.patch("yardstick.ssh.SSH")
 207     def test_run_traffic(self, ssh):
 208         mock_ssh(ssh)
 209
 210         mock_traffic_profile = mock.Mock(autospec=TrafficProfile)
 211         mock_traffic_profile.get_traffic_definition.return_value = "64"
 212         mock_traffic_profile.params = self.TRAFFIC_PROFILE
 213
 214         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 215         self.sut = TrexTrafficGen(NAME, vnfd)
 216         self.sut.ssh_helper = mock.Mock()
 217         self.sut.ssh_helper.run = mock.Mock()
 218         self.sut._traffic_runner = mock.Mock(return_value=0)
 219         self.sut.resource_helper.client_started.value = 1
 220         result = self.sut.run_traffic(mock_traffic_profile)
 221         self.sut._traffic_process.terminate()
 222         self.assertIsNotNone(result)
 223
 224     @mock.patch("yardstick.ssh.SSH")
 225     def test_scale(self, ssh):
 226         mock_ssh(ssh, exec_result=(1, "", ""))
 227         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 228         trex_traffic_gen = TrexTrafficGen(NAME, vnfd)
 229         trex_traffic_gen.scale('')
 230
 231     @mock.patch("yardstick.ssh.SSH")
 232     def test_setup_vnf_environment(self, ssh):
 233         mock_ssh(ssh, exec_result=(1, "", ""))
 234         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 235         trex_traffic_gen = TrexTrafficGen(NAME, vnfd)
 236         self.assertIsNone(trex_traffic_gen.setup_helper.setup_vnf_environment())
 237
 238     @mock.patch("yardstick.ssh.SSH")
 239     def test_terminate(self, ssh):
 240         mock_ssh(ssh)
 241         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 242         trex_traffic_gen = TrexTrafficGen(NAME, vnfd)
 243         trex_traffic_gen.ssh_helper = mock.MagicMock()
 244         trex_traffic_gen.resource_helper.ssh_helper = mock.MagicMock()
 245         self.assertIsNone(trex_traffic_gen.terminate())
 246
 247     @mock.patch("yardstick.ssh.SSH")
 248     def test__connect_client(self, ssh):
 249         mock_ssh(ssh)
 250         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 251         trex_traffic_gen = TrexTrafficGen(NAME, vnfd)
 252         client = mock.Mock(autospec=STLClient)
 253         client.connect = mock.Mock(return_value=0)
 254         self.assertIsNotNone(trex_traffic_gen.resource_helper._connect(client))
 255
 256 if __name__ == '__main__':
 257     unittest.main()