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 import unittest
  20 import mock
  21
  22 from tests.unit.network_services.vnf_generic.vnf.test_base import mock_ssh
  23
  24
  25 NAME = 'vnf_1'
  26
  27 STL_MOCKS = {
  28     'stl': mock.MagicMock(),
  29     'stl.trex_stl_lib': mock.MagicMock(),
  30     'stl.trex_stl_lib.base64': mock.MagicMock(),
  31     'stl.trex_stl_lib.binascii': mock.MagicMock(),
  32     'stl.trex_stl_lib.collections': mock.MagicMock(),
  33     'stl.trex_stl_lib.copy': mock.MagicMock(),
  34     'stl.trex_stl_lib.datetime': mock.MagicMock(),
  35     'stl.trex_stl_lib.functools': mock.MagicMock(),
  36     'stl.trex_stl_lib.imp': mock.MagicMock(),
  37     'stl.trex_stl_lib.inspect': mock.MagicMock(),
  38     'stl.trex_stl_lib.json': mock.MagicMock(),
  39     'stl.trex_stl_lib.linecache': mock.MagicMock(),
  40     'stl.trex_stl_lib.math': mock.MagicMock(),
  41     'stl.trex_stl_lib.os': mock.MagicMock(),
  42     'stl.trex_stl_lib.platform': mock.MagicMock(),
  43     'stl.trex_stl_lib.pprint': mock.MagicMock(),
  44     'stl.trex_stl_lib.random': mock.MagicMock(),
  45     'stl.trex_stl_lib.re': mock.MagicMock(),
  46     'stl.trex_stl_lib.scapy': mock.MagicMock(),
  47     'stl.trex_stl_lib.socket': mock.MagicMock(),
  48     'stl.trex_stl_lib.string': mock.MagicMock(),
  49     'stl.trex_stl_lib.struct': mock.MagicMock(),
  50     'stl.trex_stl_lib.sys': mock.MagicMock(),
  51     'stl.trex_stl_lib.threading': mock.MagicMock(),
  52     'stl.trex_stl_lib.time': mock.MagicMock(),
  53     'stl.trex_stl_lib.traceback': mock.MagicMock(),
  54     'stl.trex_stl_lib.trex_stl_async_client': mock.MagicMock(),
  55     'stl.trex_stl_lib.trex_stl_client': mock.MagicMock(),
  56     'stl.trex_stl_lib.trex_stl_exceptions': mock.MagicMock(),
  57     'stl.trex_stl_lib.trex_stl_ext': mock.MagicMock(),
  58     'stl.trex_stl_lib.trex_stl_jsonrpc_client': mock.MagicMock(),
  59     'stl.trex_stl_lib.trex_stl_packet_builder_interface': mock.MagicMock(),
  60     'stl.trex_stl_lib.trex_stl_packet_builder_scapy': mock.MagicMock(),
  61     'stl.trex_stl_lib.trex_stl_port': mock.MagicMock(),
  62     'stl.trex_stl_lib.trex_stl_stats': mock.MagicMock(),
  63     'stl.trex_stl_lib.trex_stl_streams': mock.MagicMock(),
  64     'stl.trex_stl_lib.trex_stl_types': mock.MagicMock(),
  65     'stl.trex_stl_lib.types': mock.MagicMock(),
  66     'stl.trex_stl_lib.utils': mock.MagicMock(),
  67     'stl.trex_stl_lib.utils.argparse': mock.MagicMock(),
  68     'stl.trex_stl_lib.utils.collections': mock.MagicMock(),
  69     'stl.trex_stl_lib.utils.common': mock.MagicMock(),
  70     'stl.trex_stl_lib.utils.json': mock.MagicMock(),
  71     'stl.trex_stl_lib.utils.os': mock.MagicMock(),
  72     'stl.trex_stl_lib.utils.parsing_opts': mock.MagicMock(),
  73     'stl.trex_stl_lib.utils.pwd': mock.MagicMock(),
  74     'stl.trex_stl_lib.utils.random': mock.MagicMock(),
  75     'stl.trex_stl_lib.utils.re': mock.MagicMock(),
  76     'stl.trex_stl_lib.utils.string': mock.MagicMock(),
  77     'stl.trex_stl_lib.utils.sys': mock.MagicMock(),
  78     'stl.trex_stl_lib.utils.text_opts': mock.MagicMock(),
  79     'stl.trex_stl_lib.utils.text_tables': mock.MagicMock(),
  80     'stl.trex_stl_lib.utils.texttable': mock.MagicMock(),
  81     'stl.trex_stl_lib.warnings': mock.MagicMock(),
  82     'stl.trex_stl_lib.yaml': mock.MagicMock(),
  83     'stl.trex_stl_lib.zlib': mock.MagicMock(),
  84     'stl.trex_stl_lib.zmq': mock.MagicMock(),
  85 }
  86
  87 STLClient = mock.MagicMock()
  88 stl_patch = mock.patch.dict("sys.modules", STL_MOCKS)
  89 stl_patch.start()
  90
  91 if stl_patch:
  92     from yardstick.network_services.vnf_generic.vnf.tg_trex import \
  93     TrexTrafficGen, TrexResourceHelper
  94     from yardstick.network_services.traffic_profile.base import TrafficProfile
  95
  96
  97 class TestTrexTrafficGen(unittest.TestCase):
  98     VNFD = {'vnfd:vnfd-catalog':
  99             {'vnfd':
 100              [{'short-name': 'VpeVnf',
 101                'vdu':
 102                [{'routing_table':
 103                  [{'network': '152.16.100.20',
 104                    'netmask': '255.255.255.0',
 105                    'gateway': '152.16.100.20',
 106                    'if': 'xe0'},
 107                   {'network': '152.16.40.20',
 108                    'netmask': '255.255.255.0',
 109                    'gateway': '152.16.40.20',
 110                    'if': 'xe1'}],
 111                  'description': 'VPE approximation using DPDK',
 112                  'name': 'vpevnf-baremetal',
 113                  'nd_route_tbl':
 114                  [{'network': '0064:ff9b:0:0:0:0:9810:6414',
 115                    'netmask': '112',
 116                    'gateway': '0064:ff9b:0:0:0:0:9810:6414',
 117                    'if': 'xe0'},
 118                   {'network': '0064:ff9b:0:0:0:0:9810:2814',
 119                    'netmask': '112',
 120                    'gateway': '0064:ff9b:0:0:0:0:9810:2814',
 121                    'if': 'xe1'}],
 122                  'id': 'vpevnf-baremetal',
 123                  'external-interface':
 124                  [{'virtual-interface':
 125                    {'dst_mac': '00:00:00:00:00:04',
 126                     'vpci': '0000:05:00.0',
 127                     'local_ip': '152.16.100.19',
 128                     'type': 'PCI-PASSTHROUGH',
 129                     'netmask': '255.255.255.0',
 130                     'dpdk_port_num': '0',
 131                     'bandwidth': '10 Gbps',
 132                     'driver': "i40e",
 133                     'dst_ip': '152.16.100.20',
 134                     'local_iface_name': 'xe0',
 135                     'local_mac': '00:00:00:00:00:02'},
 136                    'vnfd-connection-point-ref': 'xe0',
 137                    'name': 'xe0'},
 138                   {'virtual-interface':
 139                    {'dst_mac': '00:00:00:00:00:03',
 140                     'vpci': '0000:05:00.1',
 141                     'local_ip': '152.16.40.19',
 142                     'type': 'PCI-PASSTHROUGH',
 143                     'driver': "i40e",
 144                     'netmask': '255.255.255.0',
 145                     'dpdk_port_num': '1',
 146                     'bandwidth': '10 Gbps',
 147                     'dst_ip': '152.16.40.20',
 148                     'local_iface_name': 'xe1',
 149                     'local_mac': '00:00:00:00:00:01'},
 150                    'vnfd-connection-point-ref': 'xe1',
 151                    'name': 'xe1'}]}],
 152                'description': 'Vpe approximation using DPDK',
 153                'mgmt-interface':
 154                    {'vdu-id': 'vpevnf-baremetal',
 155                     'host': '1.1.1.1',
 156                     'password': 'r00t',
 157                     'user': 'root',
 158                     'ip': '1.1.1.1'},
 159                'benchmark':
 160                    {'kpi': ['packets_in', 'packets_fwd', 'packets_dropped']},
 161                'connection-point': [{'type': 'VPORT', 'name': 'xe0'},
 162                                     {'type': 'VPORT', 'name': 'xe1'}],
 163                'id': 'VpeApproxVnf', 'name': 'VPEVnfSsh'}]}}
 164
 165     TRAFFIC_PROFILE = {
 166         "schema": "isb:traffic_profile:0.1",
 167         "name": "fixed",
 168         "description": "Fixed traffic profile to run UDP traffic",
 169         "traffic_profile": {
 170             "traffic_type": "FixedTraffic",
 171             "frame_rate": 100,  # pps
 172             "flow_number": 10,
 173             "frame_size": 64}}
 174
 175     @mock.patch("yardstick.ssh.SSH")
 176     def test___init__(self, ssh):
 177         mock_ssh(ssh)
 178         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 179         trex_traffic_gen = TrexTrafficGen(NAME, vnfd)
 180         self.assertIsInstance(trex_traffic_gen.resource_helper, TrexResourceHelper)
 181
 182     @mock.patch("yardstick.ssh.SSH")
 183     def test_collect_kpi(self, ssh):
 184         mock_ssh(ssh)
 185         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 186         trex_traffic_gen = TrexTrafficGen(NAME, vnfd)
 187         trex_traffic_gen.resource_helper._queue.put({})
 188         result = trex_traffic_gen.collect_kpi()
 189         self.assertEqual({}, result)
 190
 191     @mock.patch("yardstick.ssh.SSH")
 192     def test_listen_traffic(self, ssh):
 193         mock_ssh(ssh)
 194         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 195         trex_traffic_gen = TrexTrafficGen(NAME, vnfd)
 196         self.assertIsNone(trex_traffic_gen.listen_traffic({}))
 197
 198     @mock.patch("yardstick.ssh.SSH")
 199     def test_instantiate(self, ssh):
 200         mock_ssh(ssh)
 201
 202         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 203         trex_traffic_gen = TrexTrafficGen(NAME, vnfd)
 204         trex_traffic_gen._start_server = mock.Mock(return_value=0)
 205         trex_traffic_gen._tg_process = mock.MagicMock()
 206         trex_traffic_gen._tg_process.start = mock.Mock()
 207         trex_traffic_gen._tg_process.exitcode = 0
 208         trex_traffic_gen._tg_process._is_alive = mock.Mock(return_value=1)
 209         trex_traffic_gen.ssh_helper = mock.MagicMock()
 210         trex_traffic_gen.resource_helper.ssh_helper = mock.MagicMock()
 211         self.assertIsNone(trex_traffic_gen.instantiate({}, {}))
 212
 213     @mock.patch("yardstick.ssh.SSH")
 214     def test_instantiate_error(self, ssh):
 215         mock_ssh(ssh, exec_result=(1, "", ""))
 216
 217         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 218         trex_traffic_gen = TrexTrafficGen(NAME, vnfd)
 219         trex_traffic_gen._start_server = mock.Mock(return_value=0)
 220         trex_traffic_gen._tg_process = mock.MagicMock()
 221         trex_traffic_gen._tg_process.start = mock.Mock()
 222         trex_traffic_gen._tg_process._is_alive = mock.Mock(return_value=0)
 223         trex_traffic_gen.ssh_helper = mock.MagicMock()
 224         trex_traffic_gen.resource_helper.ssh_helper = mock.MagicMock()
 225         self.assertIsNone(trex_traffic_gen.instantiate({}, {}))
 226
 227     @mock.patch("yardstick.ssh.SSH")
 228     def test__start_server(self, ssh):
 229         mock_ssh(ssh)
 230         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 231         trex_traffic_gen = TrexTrafficGen(NAME, vnfd)
 232         trex_traffic_gen.ssh_helper = mock.MagicMock()
 233         trex_traffic_gen.resource_helper.ssh_helper = mock.MagicMock()
 234         self.assertIsNone(trex_traffic_gen._start_server())
 235
 236     @mock.patch("yardstick.ssh.SSH")
 237     def test__traffic_runner(self, ssh):
 238         mock_ssh(ssh)
 239
 240         mock_traffic_profile = mock.Mock(autospec=TrafficProfile)
 241         mock_traffic_profile.get_traffic_definition.return_value = "64"
 242         mock_traffic_profile.execute.return_value = "64"
 243         mock_traffic_profile.params = self.TRAFFIC_PROFILE
 244
 245         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 246         self.sut = TrexTrafficGen(NAME, vnfd)
 247         self.sut.ssh_helper = mock.Mock()
 248         self.sut.ssh_helper.run = mock.Mock()
 249         self.sut._vpci_ascending = ["0000:05:00.0", "0000:05:00.1"]
 250         self.sut._connect_client = mock.Mock(autospec=STLClient)
 251         self.sut._connect_client.get_stats = mock.Mock(return_value="0")
 252         self.sut.resource_helper.RUN_DURATION = 0
 253         self.sut.resource_helper.QUEUE_WAIT_TIME = 0
 254         self.sut._traffic_runner(mock_traffic_profile)
 255
 256     @mock.patch("yardstick.ssh.SSH")
 257     def test__generate_trex_cfg(self, ssh):
 258         mock_ssh(ssh)
 259         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 260         trex_traffic_gen = TrexTrafficGen(NAME, vnfd)
 261         trex_traffic_gen.resource_helper.ssh_helper = mock.MagicMock()
 262         self.assertIsNone(trex_traffic_gen.resource_helper.generate_cfg())
 263
 264     @mock.patch("yardstick.ssh.SSH")
 265     def test_run_traffic(self, ssh):
 266         mock_ssh(ssh)
 267
 268         mock_traffic_profile = mock.Mock(autospec=TrafficProfile)
 269         mock_traffic_profile.get_traffic_definition.return_value = "64"
 270         mock_traffic_profile.params = self.TRAFFIC_PROFILE
 271
 272         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 273         self.sut = TrexTrafficGen(NAME, vnfd)
 274         self.sut.ssh_helper = mock.Mock()
 275         self.sut.ssh_helper.run = mock.Mock()
 276         self.sut._traffic_runner = mock.Mock(return_value=0)
 277         self.sut.resource_helper.client_started.value = 1
 278         result = self.sut.run_traffic(mock_traffic_profile)
 279         self.sut._traffic_process.terminate()
 280         self.assertIsNotNone(result)
 281
 282     @mock.patch("yardstick.ssh.SSH")
 283     def test_scale(self, ssh):
 284         mock_ssh(ssh, exec_result=(1, "", ""))
 285         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 286         trex_traffic_gen = TrexTrafficGen(NAME, vnfd)
 287         trex_traffic_gen.scale('')
 288
 289     @mock.patch("yardstick.ssh.SSH")
 290     def test_setup_vnf_environment(self, ssh):
 291         mock_ssh(ssh, exec_result=(1, "", ""))
 292         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 293         trex_traffic_gen = TrexTrafficGen(NAME, vnfd)
 294         self.assertIsNone(trex_traffic_gen.setup_helper.setup_vnf_environment())
 295
 296     @mock.patch("yardstick.ssh.SSH")
 297     def test_terminate(self, ssh):
 298         mock_ssh(ssh)
 299         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 300         trex_traffic_gen = TrexTrafficGen(NAME, vnfd)
 301         trex_traffic_gen.ssh_helper = mock.MagicMock()
 302         trex_traffic_gen.resource_helper.ssh_helper = mock.MagicMock()
 303         self.assertIsNone(trex_traffic_gen.terminate())
 304
 305     @mock.patch("yardstick.ssh.SSH")
 306     def test__connect_client(self, ssh):
 307         mock_ssh(ssh)
 308         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 309         trex_traffic_gen = TrexTrafficGen(NAME, vnfd)
 310         client = mock.Mock(autospec=STLClient)
 311         client.connect = mock.Mock(return_value=0)
 312         self.assertIsNotNone(trex_traffic_gen.resource_helper._connect(client))
 313
 314 if __name__ == '__main__':
 315     unittest.main()