tests/unit/network_services/traffic_profile/test_rfc2544.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 from __future__ import division
  20
  21 import unittest
  22 import mock
  23
  24 from tests.unit import STL_MOCKS
  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.traffic_profile.traffic_profile \
  33         import TrexProfile
  34     from yardstick.network_services.traffic_profile.rfc2544 import \
  35         RFC2544Profile
  36
  37
  38 class TestRFC2544Profile(unittest.TestCase):
  39     TRAFFIC_PROFILE = {
  40         "schema": "isb:traffic_profile:0.1",
  41         "name": "fixed",
  42         "description": "Fixed traffic profile to run UDP traffic",
  43         "traffic_profile": {
  44             "traffic_type": "FixedTraffic",
  45             "frame_rate": 100,  # pps
  46             "flow_number": 10,
  47             "frame_size": 64}}
  48
  49     PROFILE = {'description': 'Traffic profile to run RFC2544 latency',
  50                'name': 'rfc2544',
  51                'traffic_profile': {'traffic_type': 'RFC2544Profile',
  52                                    'frame_rate': 100},
  53                'downlink_0': {'ipv4':
  54                           {'outer_l2': {'framesize':
  55                                         {'64B': '100', '1518B': '0',
  56                                          '128B': '0', '1400B': '0',
  57                                          '256B': '0', '373b': '0',
  58                                          '570B': '0'}},
  59                            'outer_l3v4': {'dstip4': '1.1.1.1-1.15.255.255',
  60                                           'proto': 'udp',
  61                                           'srcip4': '90.90.1.1-90.105.255.255',
  62                                           'dscp': 0, 'ttl': 32, 'count': 1},
  63                            'outer_l4': {'srcport': '2001',
  64                                'dsrport': '1234', 'count': 1}}},
  65                'uplink_0': {'ipv4':
  66                            {'outer_l2': {'framesize':
  67                                          {'64B': '100', '1518B': '0',
  68                                           '128B': '0', '1400B': '0',
  69                                           '256B': '0', '373b': '0',
  70                                           '570B': '0'}},
  71                             'outer_l3v4': {'dstip4': '9.9.1.1-90.105.255.255',
  72                                            'proto': 'udp',
  73                                            'srcip4': '1.1.1.1-1.15.255.255',
  74                                            'dscp': 0, 'ttl': 32, 'count': 1},
  75                             'outer_l4': {'dstport': '2001',
  76                                 'srcport': '1234', 'count': 1}}},
  77                'schema': 'isb:traffic_profile:0.1'}
  78
  79     def test___init__(self):
  80         r_f_c2544_profile = RFC2544Profile(self.TRAFFIC_PROFILE)
  81         assert r_f_c2544_profile.rate
  82
  83     def test_execute(self):
  84         traffic_generator = mock.Mock(autospec=TrexProfile)
  85         traffic_generator.networks = {
  86             "uplink_0": ["xe0"],
  87             "downlink_0": ["xe1"],
  88         }
  89         traffic_generator.client = \
  90             mock.Mock(return_value=True)
  91         r_f_c2544_profile = RFC2544Profile(self.TRAFFIC_PROFILE)
  92         r_f_c2544_profile.params = self.PROFILE
  93         r_f_c2544_profile.first_run = True
  94         self.assertEqual(None, r_f_c2544_profile.execute_traffic(traffic_generator))
  95
  96     def test_get_drop_percentage(self):
  97         traffic_generator = mock.Mock(autospec=TrexProfile)
  98         traffic_generator.networks = {
  99             "uplink_0": ["xe0"],
 100             "downlink_0": ["xe1"],
 101         }
 102         traffic_generator.client = mock.Mock(return_value=True)
 103
 104         r_f_c2544_profile = RFC2544Profile(self.TRAFFIC_PROFILE)
 105         r_f_c2544_profile.params = self.PROFILE
 106         r_f_c2544_profile.register_generator(traffic_generator)
 107         self.assertIsNone(r_f_c2544_profile.execute_traffic(traffic_generator))
 108
 109         samples = {}
 110         for ifname in range(1):
 111             name = "xe{}".format(ifname)
 112             samples[name] = {
 113                 "rx_throughput_fps": 20,
 114                 "tx_throughput_fps": 20,
 115                 "rx_throughput_mbps": 10,
 116                 "tx_throughput_mbps": 10,
 117                 "in_packets": 1000,
 118                 "out_packets": 1000,
 119             }
 120
 121         expected = {
 122             'DropPercentage': 0.0,
 123             'RxThroughput': 100 / 3.0,
 124             'TxThroughput': 100 / 3.0,
 125             'CurrentDropPercentage': 0.0,
 126             'Throughput': 66.66666666666667,
 127             'xe0': {
 128                 'tx_throughput_fps': 20,
 129                 'in_packets': 1000,
 130                 'out_packets': 1000,
 131                 'rx_throughput_mbps': 10,
 132                 'tx_throughput_mbps': 10,
 133                 'rx_throughput_fps': 20,
 134             },
 135         }
 136         traffic_generator.generate_samples = mock.MagicMock(return_value=samples)
 137         traffic_generator.RUN_DURATION = 30
 138         traffic_generator.rfc2544_helper.tolerance_low = 0.0001
 139         traffic_generator.rfc2544_helper.tolerance_high = 0.0001
 140         result = r_f_c2544_profile.get_drop_percentage(traffic_generator)
 141         self.assertDictEqual(result, expected)
 142
 143     def test_get_drop_percentage_update(self):
 144         traffic_generator = mock.Mock(autospec=RFC2544Profile)
 145         traffic_generator.networks = {
 146             "uplink_0": ["xe0"],
 147             "downlink_0": ["xe1"],
 148         }
 149         traffic_generator.client = mock.Mock(return_value=True)
 150
 151         r_f_c2544_profile = RFC2544Profile(self.TRAFFIC_PROFILE)
 152         r_f_c2544_profile.params = self.PROFILE
 153         r_f_c2544_profile.register_generator(traffic_generator)
 154         self.assertIsNone(r_f_c2544_profile.execute_traffic())
 155
 156         samples = {}
 157         for ifname in range(1):
 158             name = "xe{}".format(ifname)
 159             samples[name] = {
 160                 "rx_throughput_fps": 20,
 161                 "tx_throughput_fps": 20,
 162                 "rx_throughput_mbps": 10,
 163                 "tx_throughput_mbps": 10,
 164                 "in_packets": 1000,
 165                 "out_packets": 1002,
 166             }
 167         tol_min = 0.0
 168         tolerance = 1.0
 169         expected = {
 170             'DropPercentage': 0.1996,
 171             'RxThroughput': 33.333333333333336,
 172             'TxThroughput': 33.4,
 173             'CurrentDropPercentage': 0.1996,
 174             'Throughput': 66.66666666666667,
 175             'xe0': {
 176                 'tx_throughput_fps': 20,
 177                 'in_packets': 1000,
 178                 'out_packets': 1002,
 179                 'rx_throughput_mbps': 10,
 180                 'tx_throughput_mbps': 10,
 181                 'rx_throughput_fps': 20,
 182             },
 183         }
 184         traffic_generator.generate_samples = mock.MagicMock(return_value=samples)
 185         traffic_generator.RUN_DURATION = 30
 186         traffic_generator.rfc2544_helper.tolerance_low = 0.0001
 187         traffic_generator.rfc2544_helper.tolerance_high = 0.0001
 188         result = r_f_c2544_profile.get_drop_percentage(traffic_generator)
 189         self.assertDictEqual(expected, result)
 190
 191     def test_get_drop_percentage_div_zero(self):
 192         traffic_generator = mock.Mock(autospec=TrexProfile)
 193         traffic_generator.networks = {
 194             "uplink_0": ["xe0"],
 195             "downlink_0": ["xe1"],
 196         }
 197         traffic_generator.client = \
 198             mock.Mock(return_value=True)
 199         r_f_c2544_profile = RFC2544Profile(self.TRAFFIC_PROFILE)
 200         r_f_c2544_profile.params = self.PROFILE
 201         self.assertEqual(None, r_f_c2544_profile.execute_traffic(traffic_generator))
 202         samples = {}
 203         for ifname in range(1):
 204             name = "xe{}".format(ifname)
 205             samples[name] = {"rx_throughput_fps": 20,
 206                              "tx_throughput_fps": 20,
 207                              "rx_throughput_mbps": 10,
 208                              "tx_throughput_mbps": 10,
 209                              "in_packets": 1000,
 210                              "out_packets": 0}
 211         tol_min = 0.0
 212         tolerance = 0.0
 213         r_f_c2544_profile.throughput_max = 0
 214         expected = {
 215             'DropPercentage': 100.0, 'RxThroughput': 100 / 3.0,
 216             'TxThroughput': 0.0, 'CurrentDropPercentage': 100.0,
 217             'Throughput': 66.66666666666667,
 218             'xe0': {
 219                 'tx_throughput_fps': 20, 'in_packets': 1000,
 220                 'out_packets': 0, 'rx_throughput_mbps': 10,
 221                 'tx_throughput_mbps': 10, 'rx_throughput_fps': 20
 222             }
 223         }
 224         traffic_generator.generate_samples = mock.MagicMock(return_value=samples)
 225         traffic_generator.RUN_DURATION = 30
 226         traffic_generator.rfc2544_helper.tolerance_low = 0.0001
 227         traffic_generator.rfc2544_helper.tolerance_high = 0.0001
 228         self.assertDictEqual(expected,
 229                              r_f_c2544_profile.get_drop_percentage(traffic_generator))
 230
 231     def test_get_multiplier(self):
 232         r_f_c2544_profile = RFC2544Profile(self.TRAFFIC_PROFILE)
 233         r_f_c2544_profile.max_rate = 100
 234         r_f_c2544_profile.min_rate = 100
 235         self.assertEqual("1.0", r_f_c2544_profile.get_multiplier())
 236
 237     def test_calculate_pps(self):
 238         r_f_c2544_profile = RFC2544Profile(self.TRAFFIC_PROFILE)
 239         r_f_c2544_profile.rate = 100
 240         r_f_c2544_profile.pps = 100
 241         samples = {'Throughput': 4549093.33}
 242         self.assertEqual((2274546.67, 1.0),
 243                          r_f_c2544_profile.calculate_pps(samples))
 244
 245     def test_create_single_stream(self):
 246         r_f_c2544_profile = RFC2544Profile(self.TRAFFIC_PROFILE)
 247         r_f_c2544_profile._create_single_packet = mock.MagicMock()
 248         r_f_c2544_profile.pg_id = 1
 249         self.assertIsNotNone(
 250             r_f_c2544_profile.create_single_stream(64, 2274546.67))
 251
 252     def test_create_single_stream_no_pg_id(self):
 253         r_f_c2544_profile = RFC2544Profile(self.TRAFFIC_PROFILE)
 254         r_f_c2544_profile._create_single_packet = mock.MagicMock()
 255         r_f_c2544_profile.pg_id = 0
 256         self.assertIsNotNone(
 257             r_f_c2544_profile.create_single_stream(64, 2274546.67))
 258
 259     def test_execute_latency(self):
 260         traffic_generator = mock.Mock(autospec=TrexProfile)
 261         traffic_generator.networks = {
 262             "private_0": ["xe0"],
 263             "public_0": ["xe1"],
 264         }
 265         traffic_generator.client = \
 266             mock.Mock(return_value=True)
 267         r_f_c2544_profile = RFC2544Profile(self.TRAFFIC_PROFILE)
 268         r_f_c2544_profile.params = self.PROFILE
 269         r_f_c2544_profile.first_run = True
 270         samples = {}
 271         for ifname in range(1):
 272             name = "xe{}".format(ifname)
 273             samples[name] = {"rx_throughput_fps": 20,
 274                              "tx_throughput_fps": 20,
 275                              "rx_throughput_mbps": 10,
 276                              "tx_throughput_mbps": 10,
 277                              "in_packets": 1000,
 278                              "out_packets": 0}
 279
 280         samples['Throughput'] = 4549093.33
 281         r_f_c2544_profile.calculate_pps = mock.Mock(return_value=[2274546.67,
 282                                                                   1.0])
 283
 284         self.assertEqual(None,
 285                          r_f_c2544_profile.execute_latency(traffic_generator,
 286                                                            samples))
 287
 288
 289 if __name__ == '__main__':
 290     unittest.main()