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 SSH_HELPER = 'yardstick.network_services.vnf_generic.vnf.sample_vnf.VnfSshHelper'
  24
  25 from tests.unit.network_services.vnf_generic.vnf.test_base import mock_ssh
  26 from tests.unit import STL_MOCKS
  27
  28 NAME = 'vnf_1'
  29
  30 STLClient = mock.MagicMock()
  31 stl_patch = mock.patch.dict("sys.modules", STL_MOCKS)
  32 stl_patch.start()
  33
  34 if stl_patch:
  35     from yardstick.network_services.vnf_generic.vnf.tg_trex import \
  36         TrexTrafficGen, TrexResourceHelper
  37     from yardstick.network_services.traffic_profile.base import TrafficProfile
  38
  39
  40 class TestTrexTrafficGen(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     }
 119
 120     SCENARIO_CFG = {
 121         "options": {
 122             "packetsize": 64,
 123             "traffic_type": 4,
 124             "rfc2544": {
 125                 "allowed_drop_rate": "0.8 - 1",
 126             },
 127             "vnf__1": {
 128                 "rules": "acl_1rule.yaml",
 129                 "vnf_config": {
 130                     "lb_config": "SW",
 131                     "lb_count": 1,
 132                     "worker_config": "1C/1T",
 133                     "worker_threads": 1,
 134                 }
 135             }
 136         },
 137         "task_id": "a70bdf4a-8e67-47a3-9dc1-273c14506eb7",
 138         "tc": "tc_ipv4_1Mflow_64B_packetsize",
 139         "runner": {
 140             "object": "NetworkServiceTestCase",
 141             "interval": 35,
 142             "output_filename": "/tmp/yardstick.out",
 143             "runner_id": 74476, "duration": 400,
 144             "type": "Duration"
 145         },
 146         "traffic_profile": "ipv4_throughput_acl.yaml",
 147         "traffic_options": {
 148             "flow": "ipv4_Packets_acl.yaml",
 149             "imix": "imix_voice.yaml"
 150         },
 151         "type": "ISB",
 152         "nodes": {
 153             "tg__2": "trafficgen_2.yardstick",
 154             "tg__1": "trafficgen_1.yardstick",
 155             "vnf__1": "vnf.yardstick"
 156         },
 157         "topology": "udpreplay-tg-topology-baremetal.yaml"
 158     }
 159
 160     CONTEXT_CFG = {
 161         "nodes": {
 162             "vnf__1": {
 163                 "vnfd-id-ref": "vnf__1",
 164                 "ip": "1.2.1.1",
 165                 "interfaces": {
 166                     "xe0": {
 167                         "local_iface_name": "ens786f0",
 168                         "vld_id": "private",
 169                         "netmask": "255.255.255.0",
 170                         "vpci": "0000:05:00.0",
 171                         "local_ip": "152.16.100.19",
 172                         "driver": "i40e",
 173                         "dst_ip": "152.16.100.20",
 174                         "local_mac": "00:00:00:00:00:02",
 175                         "dst_mac": "00:00:00:00:00:04",
 176                         "dpdk_port_num": 0
 177                     },
 178                     "xe1": {
 179                         "local_iface_name": "ens786f1",
 180                         "vld_id": "public",
 181                         "netmask": "255.255.255.0",
 182                         "vpci": "0000:05:00.1",
 183                         "local_ip": "152.16.40.19",
 184                         "driver": "i40e",
 185                         "dst_ip": "152.16.40.20",
 186                         "local_mac": "00:00:00:00:00:01",
 187                         "dst_mac": "00:00:00:00:00:03",
 188                         "dpdk_port_num": 1
 189                     }
 190                 },
 191                 "host": "1.2.1.1",
 192                 "user": "root",
 193                 "nd_route_tbl": [
 194                     {
 195                         "netmask": "112",
 196                         "if": "xe0",
 197                         "gateway": "0064:ff9b:0:0:0:0:9810:6414",
 198                         "network": "0064:ff9b:0:0:0:0:9810:6414"
 199                     },
 200                     {
 201                         "netmask": "112",
 202                         "if": "xe1",
 203                         "gateway": "0064:ff9b:0:0:0:0:9810:2814",
 204                         "network": "0064:ff9b:0:0:0:0:9810:2814"
 205                     }
 206                 ],
 207                 "password": "r00t",
 208                 "VNF model": "udp_replay.yaml",
 209                 "name": "vnf.yardstick",
 210                 "member-vnf-index": "2",
 211                 "routing_table": [
 212                     {
 213                         "netmask": "255.255.255.0",
 214                         "if": "xe0",
 215                         "gateway": "152.16.100.20",
 216                         "network": "152.16.100.20"
 217                     },
 218                     {
 219                         "netmask": "255.255.255.0",
 220                         "if": "xe1",
 221                         "gateway": "152.16.40.20",
 222                         "network": "152.16.40.20"
 223                     }
 224                 ],
 225                 "role": "vnf"
 226             },
 227             "trafficgen_2.yardstick": {
 228                 "member-vnf-index": "3",
 229                 "role": "TrafficGen",
 230                 "name": "trafficgen_2.yardstick",
 231                 "vnfd-id-ref": "tg__2",
 232                 "ip": "1.2.1.1",
 233                 "interfaces": {
 234                     "xe0": {
 235                         "local_iface_name": "ens513f0",
 236                         "vld_id": "public",
 237                         "netmask": "255.255.255.0",
 238                         "vpci": "0000:02:00.0",
 239                         "local_ip": "152.16.40.20",
 240                         "driver": "ixgbe",
 241                         "dst_ip": "152.16.40.19",
 242                         "local_mac": "00:00:00:00:00:03",
 243                         "dst_mac": "00:00:00:00:00:01",
 244                         "dpdk_port_num": 0
 245                     },
 246                     "xe1": {
 247                         "local_iface_name": "ens513f1",
 248                         "netmask": "255.255.255.0",
 249                         "network": "202.16.100.0",
 250                         "local_ip": "202.16.100.20",
 251                         "driver": "ixgbe",
 252                         "local_mac": "00:1e:67:d0:60:5d",
 253                         "vpci": "0000:02:00.1",
 254                         "dpdk_port_num": 1
 255                     }
 256                 },
 257                 "password": "r00t",
 258                 "VNF model": "l3fwd_vnf.yaml",
 259                 "user": "root"
 260             },
 261             "trafficgen_1.yardstick": {
 262                 "member-vnf-index": "1",
 263                 "role": "TrafficGen",
 264                 "name": "trafficgen_1.yardstick",
 265                 "vnfd-id-ref": "tg__1",
 266                 "ip": "1.2.1.1",
 267                 "interfaces": {
 268                     "xe0": {
 269                         "local_iface_name": "ens785f0",
 270                         "vld_id": "private",
 271                         "netmask": "255.255.255.0",
 272                         "vpci": "0000:05:00.0",
 273                         "local_ip": "152.16.100.20",
 274                         "driver": "i40e",
 275                         "dst_ip": "152.16.100.19",
 276                         "local_mac": "00:00:00:00:00:04",
 277                         "dst_mac": "00:00:00:00:00:02",
 278                         "dpdk_port_num": 0
 279                     },
 280                     "xe1": {
 281                         "local_ip": "152.16.100.21",
 282                         "driver": "i40e",
 283                         "vpci": "0000:05:00.1",
 284                         "dpdk_port_num": 1,
 285                         "local_iface_name": "ens785f1",
 286                         "netmask": "255.255.255.0",
 287                         "local_mac": "00:00:00:00:00:01"
 288                     }
 289                 },
 290                 "password": "r00t",
 291                 "VNF model": "tg_rfc2544_tpl.yaml",
 292                 "user": "root"
 293             }
 294         }
 295     }
 296
 297     @mock.patch(SSH_HELPER)
 298     def test___init__(self, ssh):
 299         mock_ssh(ssh)
 300         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 301         trex_traffic_gen = TrexTrafficGen(NAME, vnfd)
 302         self.assertIsInstance(trex_traffic_gen.resource_helper, TrexResourceHelper)
 303
 304     @mock.patch(SSH_HELPER)
 305     def test_collect_kpi(self, ssh):
 306         mock_ssh(ssh)
 307         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 308         trex_traffic_gen = TrexTrafficGen(NAME, vnfd)
 309         trex_traffic_gen.resource_helper._queue.put({})
 310         result = trex_traffic_gen.collect_kpi()
 311         self.assertEqual({}, result)
 312
 313     @mock.patch(SSH_HELPER)
 314     def test_listen_traffic(self, ssh):
 315         mock_ssh(ssh)
 316         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 317         trex_traffic_gen = TrexTrafficGen(NAME, vnfd)
 318         self.assertIsNone(trex_traffic_gen.listen_traffic({}))
 319
 320     @mock.patch(SSH_HELPER)
 321     def test_instantiate(self, ssh):
 322         mock_ssh(ssh)
 323
 324         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 325         trex_traffic_gen = TrexTrafficGen(NAME, vnfd)
 326         trex_traffic_gen._start_server = mock.Mock(return_value=0)
 327         trex_traffic_gen._tg_process = mock.MagicMock()
 328         trex_traffic_gen._tg_process.start = mock.Mock()
 329         trex_traffic_gen._tg_process.exitcode = 0
 330         trex_traffic_gen._tg_process._is_alive = mock.Mock(return_value=1)
 331         trex_traffic_gen.ssh_helper = mock.MagicMock()
 332         trex_traffic_gen.resource_helper.ssh_helper = mock.MagicMock()
 333         trex_traffic_gen.setup_helper.setup_vnf_environment = mock.MagicMock()
 334
 335         self.assertIsNone(trex_traffic_gen.instantiate(self.SCENARIO_CFG, self.CONTEXT_CFG))
 336
 337     @mock.patch(SSH_HELPER)
 338     def test_instantiate_error(self, ssh):
 339         mock_ssh(ssh, exec_result=(1, "", ""))
 340
 341         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 342         trex_traffic_gen = TrexTrafficGen(NAME, vnfd)
 343         trex_traffic_gen._start_server = mock.Mock(return_value=0)
 344         trex_traffic_gen._tg_process = mock.MagicMock()
 345         trex_traffic_gen._tg_process.start = mock.Mock()
 346         trex_traffic_gen._tg_process._is_alive = mock.Mock(return_value=0)
 347         trex_traffic_gen.ssh_helper = mock.MagicMock()
 348         trex_traffic_gen.resource_helper.ssh_helper = mock.MagicMock()
 349         trex_traffic_gen.setup_helper.setup_vnf_environment = mock.MagicMock()
 350         self.assertIsNone(trex_traffic_gen.instantiate(self.SCENARIO_CFG, self.CONTEXT_CFG))
 351
 352     @mock.patch(SSH_HELPER)
 353     def test__start_server(self, ssh):
 354         mock_ssh(ssh)
 355         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 356         trex_traffic_gen = TrexTrafficGen(NAME, vnfd)
 357         trex_traffic_gen.ssh_helper = mock.MagicMock()
 358         trex_traffic_gen.resource_helper.ssh_helper = mock.MagicMock()
 359         self.assertIsNone(trex_traffic_gen._start_server())
 360
 361     @mock.patch(SSH_HELPER)
 362     def test__traffic_runner(self, ssh):
 363         mock_ssh(ssh)
 364
 365         mock_traffic_profile = mock.Mock(autospec=TrafficProfile)
 366         mock_traffic_profile.get_traffic_definition.return_value = "64"
 367         mock_traffic_profile.execute_traffic.return_value = "64"
 368         mock_traffic_profile.params = self.TRAFFIC_PROFILE
 369
 370         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 371         self.sut = TrexTrafficGen(NAME, vnfd)
 372         self.sut.ssh_helper = mock.Mock()
 373         self.sut.ssh_helper.run = mock.Mock()
 374         self.sut._vpci_ascending = ["0000:05:00.0", "0000:05:00.1"]
 375         self.sut._connect_client = mock.Mock(autospec=STLClient)
 376         self.sut._connect_client.get_stats = mock.Mock(return_value="0")
 377         self.sut.resource_helper.RUN_DURATION = 0
 378         self.sut.resource_helper.QUEUE_WAIT_TIME = 0
 379         self.sut._traffic_runner(mock_traffic_profile)
 380
 381     @mock.patch(SSH_HELPER)
 382     def test__generate_trex_cfg(self, ssh):
 383         mock_ssh(ssh)
 384         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 385         trex_traffic_gen = TrexTrafficGen(NAME, vnfd)
 386         trex_traffic_gen.resource_helper.ssh_helper = mock.MagicMock()
 387         self.assertIsNone(trex_traffic_gen.resource_helper.generate_cfg())
 388
 389     @mock.patch(SSH_HELPER)
 390     def test_run_traffic(self, ssh):
 391         mock_ssh(ssh)
 392
 393         mock_traffic_profile = mock.Mock(autospec=TrafficProfile)
 394         mock_traffic_profile.get_traffic_definition.return_value = "64"
 395         mock_traffic_profile.params = self.TRAFFIC_PROFILE
 396
 397         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 398         self.sut = TrexTrafficGen(NAME, vnfd)
 399         self.sut.ssh_helper = mock.Mock()
 400         self.sut.ssh_helper.run = mock.Mock()
 401         self.sut._traffic_runner = mock.Mock(return_value=0)
 402         self.sut.resource_helper.client_started.value = 1
 403         result = self.sut.run_traffic(mock_traffic_profile)
 404         self.sut._traffic_process.terminate()
 405         self.assertIsNotNone(result)
 406
 407     @mock.patch(SSH_HELPER)
 408     def test_scale(self, ssh):
 409         mock_ssh(ssh, exec_result=(1, "", ""))
 410         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 411         trex_traffic_gen = TrexTrafficGen(NAME, vnfd)
 412         trex_traffic_gen.scale('')
 413
 414     @mock.patch(SSH_HELPER)
 415     def test_terminate(self, ssh):
 416         mock_ssh(ssh)
 417         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 418         trex_traffic_gen = TrexTrafficGen(NAME, vnfd)
 419         trex_traffic_gen.ssh_helper = mock.MagicMock()
 420         trex_traffic_gen.resource_helper.ssh_helper = mock.MagicMock()
 421         self.assertIsNone(trex_traffic_gen.terminate())
 422
 423     @mock.patch(SSH_HELPER)
 424     def test__connect_client(self, ssh):
 425         mock_ssh(ssh)
 426         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 427         trex_traffic_gen = TrexTrafficGen(NAME, vnfd)
 428         client = mock.Mock(autospec=STLClient)
 429         client.connect = mock.Mock(return_value=0)
 430         self.assertIsNotNone(trex_traffic_gen.resource_helper._connect(client))
 431
 432
 433 if __name__ == '__main__':
 434     unittest.main()