tests/unit/network_services/vnf_generic/vnf/test_udp_replay.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 import unittest
  19 import mock
  20 import os
  21
  22 from tests.unit import STL_MOCKS
  23 from tests.unit.network_services.vnf_generic.vnf.test_base import mock_ssh
  24
  25
  26 SSH_HELPER = 'yardstick.network_services.vnf_generic.vnf.sample_vnf.VnfSshHelper'
  27
  28 STLClient = mock.MagicMock()
  29 stl_patch = mock.patch.dict("sys.modules", STL_MOCKS)
  30 stl_patch.start()
  31
  32 if stl_patch:
  33     from yardstick.network_services.vnf_generic.vnf.udp_replay import UdpReplayApproxVnf
  34     from yardstick.network_services.vnf_generic.vnf.sample_vnf import ScenarioHelper
  35
  36
  37 TEST_FILE_YAML = 'nsb_test_case.yaml'
  38
  39
  40 NAME = "vnf__1"
  41
  42
  43 @mock.patch("yardstick.network_services.vnf_generic.vnf.sample_vnf.Process")
  44 class TestUdpReplayApproxVnf(unittest.TestCase):
  45
  46     VNFD_0 = {
  47         'short-name': 'UdpReplayVnf',
  48         'vdu': [
  49             {
  50                 'description': 'UDPReplay approximation using DPDK',
  51                 'routing_table': [
  52                     {
  53                         'netmask': '255.255.255.0',
  54                         'if': 'xe0',
  55                         'network': '152.16.100.20',
  56                         'gateway': '152.16.100.20',
  57                     },
  58                     {
  59                         'netmask': '255.255.255.0',
  60                         'if': 'xe1',
  61                         'network': '152.16.40.20',
  62                         'gateway': '152.16.40.20',
  63                     }
  64                 ],
  65                 'external-interface': [
  66                     {
  67                         'virtual-interface': {
  68                             'dst_mac': '00:00:00:00:00:04',
  69                             'driver': 'i40e',
  70                             'local_iface_name': 'xe0',
  71                             'bandwidth': '10 Gbps',
  72                             'local_ip': '152.16.100.19',
  73                             'local_mac': '00:00:00:00:00:02',
  74                             'vpci': '0000:05:00.0',
  75                             'dpdk_port_num': 0,
  76                             'netmask': '255.255.255.0',
  77                             'dst_ip': '152.16.100.20',
  78                             'type': 'PCI-PASSTHROUGH',
  79                             'vld_id': 'uplink_0',
  80                             'ifname': 'xe0',
  81                         },
  82                         'vnfd-connection-point-ref': 'xe0',
  83                         'name': 'xe0',
  84                     },
  85                     {
  86                         'virtual-interface': {
  87                             'dst_mac': '00:00:00:00:00:03',
  88                             'driver': 'i40e',
  89                             'local_iface_name': 'xe1',
  90                             'bandwidth': '10 Gbps',
  91                             'local_ip': '152.16.40.19',
  92                             'local_mac': '00:00:00:00:00:01',
  93                             'vpci': '0000:05:00.1',
  94                             'dpdk_port_num': 1,
  95                             'netmask': '255.255.255.0',
  96                             'dst_ip': '152.16.40.20',
  97                             'type': 'PCI-PASSTHROUGH',
  98                             'vld_id': 'downlink_0',
  99                             'ifname': 'xe1',
 100                         },
 101                         'vnfd-connection-point-ref': 'xe1',
 102                         'name': 'xe1',
 103                     }
 104                 ],
 105                 'nd_route_tbl': [
 106                     {
 107                         'netmask': '112',
 108                         'if': 'xe0',
 109                         'network': '0064:ff9b:0:0:0:0:9810:6414',
 110                         'gateway': '0064:ff9b:0:0:0:0:9810:6414',
 111                     },
 112                     {
 113                         'netmask': '112',
 114                         'if': 'xe1',
 115                         'network': '0064:ff9b:0:0:0:0:9810:2814',
 116                         'gateway': '0064:ff9b:0:0:0:0:9810:2814',
 117                     }
 118                 ],
 119                 'id': 'udpreplayvnf-baremetal',
 120                 'name': 'udpreplayvnf-baremetal',
 121             }
 122         ],
 123         'description': 'UDPReplay approximation using DPDK',
 124         'name': 'VPEVnfSsh',
 125         'mgmt-interface': {
 126             'vdu-id': 'udpreplay-baremetal',
 127             'host': '1.2.1.1',
 128             'password': 'r00t',
 129             'user': 'root',
 130             'ip': '1.2.1.1',
 131         },
 132         'benchmark': {
 133             'kpi': [
 134                 'packets_in',
 135                 'packets_fwd',
 136                 'packets_dropped',
 137             ]
 138         },
 139         'connection-point': [
 140             {
 141                 'type': 'VPORT',
 142                 'name': 'xe0',
 143             },
 144             {
 145                 'type': 'VPORT',
 146                 'name': 'xe1',
 147             }
 148         ],
 149         'id': 'UdpReplayApproxVnf',
 150     }
 151
 152     SCENARIO_CFG = {
 153         "options": {
 154             "packetsize": 64,
 155             "traffic_type": 4,
 156             "rfc2544": {
 157                 "allowed_drop_rate": "0.8 - 1",
 158             },
 159             "vnf__1": {
 160                 "rules": "acl_1rule.yaml",
 161                 "vnf_config": {
 162                     "lb_config": "SW",
 163                     "lb_count": 1,
 164                     "worker_config": "1C/1T",
 165                     "worker_threads": 1,
 166                 },
 167                 "hw_csum": "false",
 168             }
 169         },
 170         "task_id": "a70bdf4a-8e67-47a3-9dc1-273c14506eb7",
 171         "tc": "tc_ipv4_1Mflow_64B_packetsize",
 172         "runner": {
 173             "object": "NetworkServiceTestCase",
 174             "interval": 35,
 175             "output_filename": "/tmp/yardstick.out",
 176             "runner_id": 74476, "duration": 400,
 177             "type": "Duration"
 178         },
 179         "traffic_profile": "ipv4_throughput_acl.yaml",
 180         "traffic_options": {
 181             "flow": "ipv4_Packets_acl.yaml",
 182             "imix": "imix_voice.yaml"
 183         },
 184         "type": "ISB",
 185         "nodes": {
 186             "tg__2": "trafficgen_2.yardstick",
 187             "tg__1": "trafficgen_1.yardstick",
 188             "vnf__1": "vnf.yardstick"
 189         },
 190         "topology": "udpreplay-tg-topology-baremetal.yaml"
 191     }
 192
 193     CONTEXT_CFG = {
 194         "nodes": {
 195             "vnf__1": {
 196                 "vnfd-id-ref": "vnf__1",
 197                 "ip": "1.2.1.1",
 198                 "interfaces": {
 199                     "xe0": {
 200                         "local_iface_name": "ens786f0",
 201                         "vld_id": UdpReplayApproxVnf.UPLINK,
 202                         "netmask": "255.255.255.0",
 203                         "vpci": "0000:05:00.0",
 204                         "local_ip": "152.16.100.19",
 205                         "driver": "i40e",
 206                         "dst_ip": "152.16.100.20",
 207                         "local_mac": "00:00:00:00:00:02",
 208                         "dst_mac": "00:00:00:00:00:04",
 209                         "dpdk_port_num": 0
 210                     },
 211                     "xe1": {
 212                         "local_iface_name": "ens786f1",
 213                         "vld_id": UdpReplayApproxVnf.DOWNLINK,
 214                         "netmask": "255.255.255.0",
 215                         "vpci": "0000:05:00.1",
 216                         "local_ip": "152.16.40.19",
 217                         "driver": "i40e",
 218                         "dst_ip": "152.16.40.20",
 219                         "local_mac": "00:00:00:00:00:01",
 220                         "dst_mac": "00:00:00:00:00:03",
 221                         "dpdk_port_num": 1
 222                     }
 223                 },
 224                 "host": "1.2.1.1",
 225                 "user": "root",
 226                 "nd_route_tbl": [
 227                     {
 228                         "netmask": "112",
 229                         "if": "xe0",
 230                         "gateway": "0064:ff9b:0:0:0:0:9810:6414",
 231                         "network": "0064:ff9b:0:0:0:0:9810:6414"
 232                     },
 233                     {
 234                         "netmask": "112",
 235                         "if": "xe1",
 236                         "gateway": "0064:ff9b:0:0:0:0:9810:2814",
 237                         "network": "0064:ff9b:0:0:0:0:9810:2814"
 238                     }
 239                 ],
 240                 "password": "r00t",
 241                 "VNF model": "udp_replay.yaml",
 242                 "name": "vnf.yardstick",
 243                 "member-vnf-index": "2",
 244                 "routing_table": [
 245                     {
 246                         "netmask": "255.255.255.0",
 247                         "if": "xe0",
 248                         "gateway": "152.16.100.20",
 249                         "network": "152.16.100.20"
 250                     },
 251                     {
 252                         "netmask": "255.255.255.0",
 253                         "if": "xe1",
 254                         "gateway": "152.16.40.20",
 255                         "network": "152.16.40.20"
 256                     }
 257                 ],
 258                 "role": "vnf"
 259             },
 260             "trafficgen_2.yardstick": {
 261                 "member-vnf-index": "3",
 262                 "role": "TrafficGen",
 263                 "name": "trafficgen_2.yardstick",
 264                 "vnfd-id-ref": "tg__2",
 265                 "ip": "1.2.1.1",
 266                 "interfaces": {
 267                     "xe0": {
 268                         "local_iface_name": "ens513f0",
 269                         "vld_id": UdpReplayApproxVnf.DOWNLINK,
 270                         "netmask": "255.255.255.0",
 271                         "vpci": "0000:02:00.0",
 272                         "local_ip": "152.16.40.20",
 273                         "driver": "ixgbe",
 274                         "dst_ip": "152.16.40.19",
 275                         "local_mac": "00:00:00:00:00:03",
 276                         "dst_mac": "00:00:00:00:00:01",
 277                         "dpdk_port_num": 0
 278                     },
 279                     "xe1": {
 280                         "local_iface_name": "ens513f1",
 281                         "netmask": "255.255.255.0",
 282                         "network": "202.16.100.0",
 283                         "local_ip": "202.16.100.20",
 284                         "driver": "ixgbe",
 285                         "local_mac": "00:1e:67:d0:60:5d",
 286                         "vpci": "0000:02:00.1",
 287                         "dpdk_port_num": 1
 288                     }
 289                 },
 290                 "password": "r00t",
 291                 "VNF model": "l3fwd_vnf.yaml",
 292                 "user": "root"
 293             },
 294             "trafficgen_1.yardstick": {
 295                 "member-vnf-index": "1",
 296                 "role": "TrafficGen",
 297                 "name": "trafficgen_1.yardstick",
 298                 "vnfd-id-ref": "tg__1",
 299                 "ip": "1.2.1.1",
 300                 "interfaces": {
 301                     "xe0": {
 302                         "local_iface_name": "ens785f0",
 303                         "vld_id": UdpReplayApproxVnf.UPLINK,
 304                         "netmask": "255.255.255.0",
 305                         "vpci": "0000:05:00.0",
 306                         "local_ip": "152.16.100.20",
 307                         "driver": "i40e",
 308                         "dst_ip": "152.16.100.19",
 309                         "local_mac": "00:00:00:00:00:04",
 310                         "dst_mac": "00:00:00:00:00:02",
 311                         "dpdk_port_num": 0
 312                     },
 313                     "xe1": {
 314                         "local_ip": "152.16.100.21",
 315                         "driver": "i40e",
 316                         "vpci": "0000:05:00.1",
 317                         "dpdk_port_num": 1,
 318                         "local_iface_name": "ens785f1",
 319                         "netmask": "255.255.255.0",
 320                         "local_mac": "00:00:00:00:00:01"
 321                     }
 322                 },
 323                 "password": "r00t",
 324                 "VNF model": "tg_rfc2544_tpl.yaml",
 325                 "user": "root"
 326             }
 327         }
 328     }
 329
 330     def test___init__(self, *args):
 331         udp_replay_approx_vnf = UdpReplayApproxVnf(NAME, self.VNFD_0)
 332         self.assertIsNone(udp_replay_approx_vnf._vnf_process)
 333
 334     @mock.patch("yardstick.network_services.vnf_generic.vnf.sample_vnf.time")
 335     @mock.patch(SSH_HELPER)
 336     def test_collect_kpi(self, ssh, *args):
 337         mock_ssh(ssh)
 338
 339         vnfd = self.VNFD_0
 340         result = "stats\r\r\n\r\nUDP_Replay stats:\r\n--------------\r\n" \
 341                  "Port\t\tRx Packet\t\tTx Packet\t\tRx Pkt Drop\t\tTx Pkt Drop \r\n"\
 342                  "0\t\t7374156\t\t7374136\t\t\t0\t\t\t0\r\n" \
 343                  "1\t\t7374316\t\t7374315\t\t\t0\t\t\t0\r\n\r\nReplay>\r\r\nReplay>"
 344         udp_replay_approx_vnf = UdpReplayApproxVnf(NAME, vnfd)
 345         udp_replay_approx_vnf.q_in = mock.MagicMock()
 346         udp_replay_approx_vnf.q_out = mock.MagicMock()
 347         udp_replay_approx_vnf.q_out.qsize = mock.Mock(return_value=0)
 348         udp_replay_approx_vnf.all_ports = ["xe0", "xe1"]
 349         udp_replay_approx_vnf.get_stats = mock.Mock(return_value=result)
 350         result = {'collect_stats': {}, 'packets_dropped': 0,
 351                   'packets_fwd': 14748451, 'packets_in': 14748472}
 352         self.assertEqual(result, udp_replay_approx_vnf.collect_kpi())
 353
 354     @mock.patch(SSH_HELPER)
 355     def test_get_stats(self, ssh, *args):
 356         mock_ssh(ssh)
 357
 358         udp_replay_approx_vnf = UdpReplayApproxVnf(NAME, self.VNFD_0)
 359         udp_replay_approx_vnf.q_in = mock.MagicMock()
 360         udp_replay_approx_vnf.q_out = mock.MagicMock()
 361         udp_replay_approx_vnf.q_out.qsize = mock.Mock(return_value=0)
 362         mock_result = \
 363             "CG-NAPT(.*\n)*Received 100, Missed 0, Dropped 0,Translated 100,ingress"
 364
 365         udp_replay_approx_vnf.vnf_execute = mock.Mock(return_value=mock_result)
 366
 367         self.assertEqual(mock_result,
 368                          udp_replay_approx_vnf.get_stats())
 369
 370     def _get_file_abspath(self, filename):
 371         curr_path = os.path.dirname(os.path.abspath(__file__))
 372         file_path = os.path.join(curr_path, filename)
 373         return file_path
 374
 375     @mock.patch("yardstick.network_services.vnf_generic.vnf.sample_vnf.Context")
 376     @mock.patch(SSH_HELPER)
 377     def test__build_config(self, ssh, mock_context, *args):
 378         mock_ssh(ssh)
 379
 380         udp_replay_approx_vnf = UdpReplayApproxVnf(NAME, self.VNFD_0)
 381         udp_replay_approx_vnf.queue_wrapper = mock.MagicMock()
 382         udp_replay_approx_vnf.nfvi_context = mock_context
 383         udp_replay_approx_vnf.nfvi_context.attrs = {'nfvi_type': 'baremetal'}
 384         udp_replay_approx_vnf.setup_helper.bound_pci = []
 385         udp_replay_approx_vnf.ssh_helper.provision_tool = mock.MagicMock(return_value="tool_path")
 386         udp_replay_approx_vnf.scenario_helper = ScenarioHelper(name='vnf__1')
 387         udp_replay_approx_vnf.scenario_helper.scenario_cfg = self.SCENARIO_CFG
 388
 389         cmd_line = udp_replay_approx_vnf._build_config()
 390
 391         expected = \
 392             "sudo tool_path --log-level=5 -c 0x7 -n 4 -w  --  -p 0x3 --config='(0,0,1),(1,0,2)'"
 393         self.assertEqual(cmd_line, expected)
 394
 395     @mock.patch('yardstick.network_services.vnf_generic.vnf.udp_replay.open')
 396     @mock.patch("yardstick.network_services.vnf_generic.vnf.sample_vnf.Context")
 397     @mock.patch(SSH_HELPER)
 398     def test__build_pipeline_kwargs(self, ssh, mock_context, *args):
 399         mock_ssh(ssh)
 400         udp_replay_approx_vnf = UdpReplayApproxVnf(NAME, self.VNFD_0)
 401         udp_replay_approx_vnf.nfvi_context = mock_context
 402         udp_replay_approx_vnf.nfvi_context.attrs = {'nfvi_type': 'baremetal'}
 403         udp_replay_approx_vnf.setup_helper.bound_pci = ['0000:00:0.1', '0000:00:0.3']
 404         udp_replay_approx_vnf.all_ports = ["xe0", "xe1"]
 405         udp_replay_approx_vnf.ssh_helper.provision_tool = mock.MagicMock(return_value="tool_path")
 406         udp_replay_approx_vnf.scenario_helper = ScenarioHelper(name='vnf__1')
 407         udp_replay_approx_vnf.scenario_helper.scenario_cfg = self.SCENARIO_CFG
 408
 409         udp_replay_approx_vnf._build_pipeline_kwargs()
 410
 411         self.assertEqual(udp_replay_approx_vnf.pipeline_kwargs, {
 412             'config': '(0,0,1),(1,0,2)',
 413             'cpu_mask_hex': '0x7',
 414             'hw_csum': '',
 415             'port_mask_hex': '0x3',
 416             'tool_path': 'tool_path',
 417             'whitelist': '0000:00:0.1 -w 0000:00:0.3'
 418         })
 419
 420     @mock.patch(SSH_HELPER)
 421     def test_run_udp_replay(self, ssh, *args):
 422         mock_ssh(ssh)
 423
 424         udp_replay_approx_vnf = UdpReplayApproxVnf(NAME, self.VNFD_0)
 425         udp_replay_approx_vnf._build_config = mock.MagicMock()
 426         udp_replay_approx_vnf.queue_wrapper = mock.MagicMock()
 427         udp_replay_approx_vnf.scenario_helper = mock.MagicMock()
 428
 429         udp_replay_approx_vnf._run()
 430
 431         udp_replay_approx_vnf.ssh_helper.run.assert_called_once()
 432
 433     @mock.patch("yardstick.network_services.vnf_generic.vnf.sample_vnf.Context")
 434     @mock.patch(SSH_HELPER)
 435     def test_instantiate(self, ssh, *args):
 436         mock_ssh(ssh)
 437
 438         udp_replay_approx_vnf = UdpReplayApproxVnf(NAME, self.VNFD_0)
 439         udp_replay_approx_vnf.q_out.put("Replay>")
 440         udp_replay_approx_vnf.WAIT_TIME = 0
 441         udp_replay_approx_vnf.setup_helper.setup_vnf_environment = mock.Mock()
 442
 443         udp_replay_approx_vnf.deploy_helper = mock.MagicMock()
 444         udp_replay_approx_vnf.deploy_vnfs = mock.MagicMock()
 445         self.assertIsNone(udp_replay_approx_vnf.instantiate(self.SCENARIO_CFG, self.CONTEXT_CFG))
 446
 447         udp_replay_approx_vnf._vnf_process.is_alive = mock.Mock(return_value=1)
 448         udp_replay_approx_vnf._vnf_process.exitcode = 0
 449
 450         self.assertEqual(udp_replay_approx_vnf.wait_for_instantiate(), 0)
 451
 452     @mock.patch("yardstick.network_services.vnf_generic.vnf.sample_vnf.Context")
 453     @mock.patch('yardstick.ssh.SSH')
 454     @mock.patch(SSH_HELPER)
 455     def test_instantiate_panic(self, *args):
 456         udp_replay_approx_vnf = UdpReplayApproxVnf(NAME, self.VNFD_0)
 457         udp_replay_approx_vnf.WAIT_TIME = 0
 458         udp_replay_approx_vnf.q_out.put("some text PANIC some text")
 459         udp_replay_approx_vnf.setup_helper.setup_vnf_environment = mock.Mock()
 460
 461         udp_replay_approx_vnf.deploy_helper = mock.MagicMock()
 462         self.assertIsNone(udp_replay_approx_vnf.instantiate(self.SCENARIO_CFG, self.CONTEXT_CFG))
 463         with self.assertRaises(RuntimeError):
 464             udp_replay_approx_vnf.wait_for_instantiate()
 465
 466     @mock.patch("yardstick.network_services.vnf_generic.vnf.sample_vnf.time")
 467     @mock.patch(SSH_HELPER)
 468     def test_terminate(self, ssh, *args):
 469         mock_ssh(ssh)
 470
 471         udp_replay_approx_vnf = UdpReplayApproxVnf(NAME, self.VNFD_0)
 472         udp_replay_approx_vnf._vnf_process = mock.MagicMock()
 473         udp_replay_approx_vnf._vnf_process.terminate = mock.Mock()
 474         udp_replay_approx_vnf.used_drivers = {"01:01.0": "i40e", "01:01.1": "i40e"}
 475         udp_replay_approx_vnf.dpdk_nic_bind = "dpdk_nic_bind.py"
 476         self.assertEqual(None, udp_replay_approx_vnf.terminate())