tests/unit/network_services/vnf_generic/vnf/test_vpe_vnf.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 os
  21 import unittest
  22
  23 import mock
  24
  25 from yardstick.network_services.nfvi.resource import ResourceProfile
  26 from yardstick.network_services.vnf_generic.vnf import vpe_vnf
  27 from yardstick.network_services.vnf_generic.vnf.base import \
  28     QueueFileWrapper
  29 from yardstick.network_services.vnf_generic.vnf.vpe_vnf import VpeApproxVnf
  30
  31
  32 @mock.patch('yardstick.network_services.vnf_generic.vnf.vpe_vnf.time')
  33 class TestVpeApproxVnf(unittest.TestCase):
  34     VNFD = {'vnfd:vnfd-catalog':
  35             {'vnfd':
  36              [{'short-name': 'VpeVnf',
  37                'vdu':
  38                [{'routing_table':
  39                  [{'network': '152.16.100.20',
  40                    'netmask': '255.255.255.0',
  41                    'gateway': '152.16.100.20',
  42                    'if': 'xe0'},
  43                   {'network': '152.16.40.20',
  44                    'netmask': '255.255.255.0',
  45                    'gateway': '152.16.40.20',
  46                    'if': 'xe1'}],
  47                  'description': 'VPE approximation using DPDK',
  48                  'name': 'vpevnf-baremetal',
  49                  'nd_route_tbl':
  50                  [{'network': '0064:ff9b:0:0:0:0:9810:6414',
  51                    'netmask': '112',
  52                    'gateway': '0064:ff9b:0:0:0:0:9810:6414',
  53                    'if': 'xe0'},
  54                   {'network': '0064:ff9b:0:0:0:0:9810:2814',
  55                    'netmask': '112',
  56                    'gateway': '0064:ff9b:0:0:0:0:9810:2814',
  57                    'if': 'xe1'}],
  58                  'id': 'vpevnf-baremetal',
  59                  'external-interface':
  60                  [{'virtual-interface':
  61                    {'dst_mac': '00:00:00:00:00:04',
  62                     'vpci': '0000:05:00.0',
  63                     'local_ip': '152.16.100.19',
  64                     'type': 'PCI-PASSTHROUGH',
  65                     'netmask': '255.255.255.0',
  66                     'dpdk_port_num': '0',
  67                     'bandwidth': '10 Gbps',
  68                     'driver': "i40e",
  69                     'dst_ip': '152.16.100.20',
  70                     'local_iface_name': 'xe0',
  71                     'local_mac': '00:00:00:00:00:02'},
  72                    'vnfd-connection-point-ref': 'xe0',
  73                    'name': 'xe0'},
  74                   {'virtual-interface':
  75                    {'dst_mac': '00:00:00:00:00:03',
  76                     'vpci': '0000:05:00.1',
  77                     'local_ip': '152.16.40.19',
  78                     'type': 'PCI-PASSTHROUGH',
  79                     'driver': "i40e",
  80                     'netmask': '255.255.255.0',
  81                     'dpdk_port_num': '1',
  82                     'bandwidth': '10 Gbps',
  83                     'dst_ip': '152.16.40.20',
  84                     'local_iface_name': 'xe1',
  85                     'local_mac': '00:00:00:00:00:01'},
  86                    'vnfd-connection-point-ref': 'xe1',
  87                    'name': 'xe1'}]}],
  88                'description': 'Vpe approximation using DPDK',
  89                'mgmt-interface':
  90                    {'vdu-id': 'vpevnf-baremetal',
  91                     'host': '1.2.1.1',
  92                     'password': 'r00t',
  93                     'user': 'root',
  94                     'ip': '1.2.1.1'},
  95                'benchmark':
  96                    {'kpi': ['packets_in', 'packets_fwd', 'packets_dropped']},
  97                'connection-point': [{'type': 'VPORT', 'name': 'xe0'},
  98                                     {'type': 'VPORT', 'name': 'xe1'}],
  99                'id': 'VpeApproxVnf', 'name': 'VPEVnfSsh'}]}}
 100
 101     scenario_cfg = {'tc_options': {'rfc2544':
 102                                    {'allowed_drop_rate': '0.8 - 1'}},
 103                     'task_id': 'a70bdf4a-8e67-47a3-9dc1-273c14506eb7',
 104                     'tc': 'tc_ipv4_1Mflow_64B_packetsize',
 105                     'runner': {'object': 'NetworkServiceTestCase',
 106                                'interval': 35,
 107                                'output_filename': '/tmp/yardstick.out',
 108                                'runner_id': 74476, 'duration': 400,
 109                                'type': 'Duration'},
 110                     'traffic_profile': 'ipv4_throughput_vpe.yaml',
 111                     'traffic_options': {'flow': 'ipv4_Packets_vpe.yaml',
 112                                         'imix': 'imix_voice.yaml'},
 113                     'type': 'ISB',
 114                     'nodes': {'tg__2': 'trafficgen_2.yardstick',
 115                               'tg__1': 'trafficgen_1.yardstick',
 116                               'vnf__1': 'vnf.yardstick'},
 117                     'topology': 'vpe-tg-topology-baremetal.yaml'}
 118
 119     context_cfg = {'nodes': {'tg__2':
 120                              {'member-vnf-index': '3',
 121                               'role': 'TrafficGen',
 122                               'name': 'trafficgen_2.yardstick',
 123                               'vnfd-id-ref': 'tg__2',
 124                               'ip': '1.2.1.1',
 125                               'interfaces':
 126                               {'xe0': {'local_iface_name': 'ens513f0',
 127                                        'vld_id': 'public',
 128                                        'netmask': '255.255.255.0',
 129                                        'local_ip': '152.16.40.20',
 130                                        'dst_mac': '00:00:00:00:00:01',
 131                                        'local_mac': '00:00:00:00:00:03',
 132                                        'dst_ip': '152.16.40.19',
 133                                        'driver': 'ixgbe',
 134                                        'vpci': '0000:02:00.0',
 135                                        'dpdk_port_num': 0},
 136                                'xe1': {'local_iface_name': 'ens513f1',
 137                                        'netmask': '255.255.255.0',
 138                                        'network': '202.16.100.0',
 139                                        'local_ip': '202.16.100.20',
 140                                        'local_mac': '00:1e:67:d0:60:5d',
 141                                        'driver': 'ixgbe',
 142                                        'vpci': '0000:02:00.1',
 143                                        'dpdk_port_num': 1}},
 144                               'password': 'r00t',
 145                               'VNF model': 'l3fwd_vnf.yaml',
 146                               'user': 'root'},
 147                              'tg__1':
 148                              {'member-vnf-index': '1',
 149                               'role': 'TrafficGen',
 150                               'name': 'trafficgen_1.yardstick',
 151                               'vnfd-id-ref': 'tg__1',
 152                               'ip': '1.2.1.1',
 153                               'interfaces':
 154                               {'xe0': {'local_iface_name': 'ens785f0',
 155                                        'vld_id': 'private',
 156                                        'netmask': '255.255.255.0',
 157                                        'local_ip': '152.16.100.20',
 158                                        'dst_mac': '00:00:00:00:00:02',
 159                                        'local_mac': '00:00:00:00:00:04',
 160                                        'dst_ip': '152.16.100.19',
 161                                        'driver': 'i40e',
 162                                        'vpci': '0000:05:00.0',
 163                                        'dpdk_port_num': 0},
 164                                'xe1': {'local_iface_name': 'ens785f1',
 165                                        'netmask': '255.255.255.0',
 166                                        'local_ip': '152.16.100.21',
 167                                        'local_mac': '00:00:00:00:00:01',
 168                                        'driver': 'i40e',
 169                                        'vpci': '0000:05:00.1',
 170                                        'dpdk_port_num': 1}},
 171                               'password': 'r00t',
 172                               'VNF model': 'tg_rfc2544_tpl.yaml',
 173                               'user': 'root'},
 174                              'vnf__1':
 175                              {'name': 'vnf.yardstick',
 176                               'vnfd-id-ref': 'vnf__1',
 177                               'ip': '1.2.1.1',
 178                               'interfaces':
 179                               {'xe0': {'local_iface_name': 'ens786f0',
 180                                        'vld_id': 'private',
 181                                        'netmask': '255.255.255.0',
 182                                        'local_ip': '152.16.100.19',
 183                                        'dst_mac': '00:00:00:00:00:04',
 184                                        'local_mac': '00:00:00:00:00:02',
 185                                        'dst_ip': '152.16.100.20',
 186                                        'driver': 'i40e',
 187                                        'vpci': '0000:05:00.0',
 188                                        'dpdk_port_num': 0},
 189                                'xe1': {'local_iface_name': 'ens786f1',
 190                                        'vld_id': 'public',
 191                                        'netmask': '255.255.255.0',
 192                                        'local_ip': '152.16.40.19',
 193                                        'dst_mac': '00:00:00:00:00:03',
 194                                        'local_mac': '00:00:00:00:00:01',
 195                                        'dst_ip': '152.16.40.20',
 196                                        'driver': 'i40e',
 197                                        'vpci': '0000:05:00.1',
 198                                        'dpdk_port_num': 1}},
 199                               'routing_table':
 200                               [{'netmask': '255.255.255.0',
 201                                 'gateway': '152.16.100.20',
 202                                 'network': '152.16.100.20',
 203                                 'if': 'xe0'},
 204                                {'netmask': '255.255.255.0',
 205                                 'gateway': '152.16.40.20',
 206                                 'network': '152.16.40.20',
 207                                 'if': 'xe1'}],
 208                               'member-vnf-index': '2',
 209                               'host': '1.2.1.1',
 210                               'role': 'vnf',
 211                               'user': 'root',
 212                               'nd_route_tbl':
 213                               [{'netmask': '112',
 214                                 'gateway': '0064:ff9b:0:0:0:0:9810:6414',
 215                                 'network': '0064:ff9b:0:0:0:0:9810:6414',
 216                                 'if': 'xe0'},
 217                                {'netmask': '112',
 218                                 'gateway': '0064:ff9b:0:0:0:0:9810:2814',
 219                                 'network': '0064:ff9b:0:0:0:0:9810:2814',
 220                                 'if': 'xe1'}],
 221                               'password': 'r00t',
 222                               'VNF model': 'vpe_vnf.yaml'}}}
 223
 224     def test___init__(self, mock_time):
 225         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 226         vpe_approx_vnf = VpeApproxVnf(vnfd)
 227         self.assertIsNone(vpe_approx_vnf._vnf_process)
 228
 229     def test_collect_kpi(self, mock_time):
 230         with mock.patch("yardstick.ssh.SSH") as ssh:
 231             vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 232             ssh_mock = mock.Mock(autospec=ssh.SSH)
 233             ssh_mock.execute = \
 234                 mock.Mock(return_value=(0, "", ""))
 235             ssh.from_node.return_value = ssh_mock
 236             vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 237             vpe_approx_vnf = VpeApproxVnf(vnfd)
 238             vpe_approx_vnf.resource = mock.Mock(autospec=ResourceProfile)
 239             vpe_approx_vnf.resource.check_if_sa_running = \
 240                 mock.Mock(return_value=[0, 1])
 241             vpe_approx_vnf.resource.amqp_collect_nfvi_kpi = \
 242                 mock.Mock(return_value={})
 243             result = {'pkt_in_down_stream': 0,
 244                       'pkt_in_up_stream': 0,
 245                       'collect_stats': {'core': {}},
 246                       'pkt_drop_down_stream': 0, 'pkt_drop_up_stream': 0}
 247             # mock execute_command because it sleeps for 3 seconds.
 248             with mock.patch.object(vpe_approx_vnf, "execute_command", return_value=""):
 249                 self.assertEqual(result, vpe_approx_vnf.collect_kpi())
 250
 251     def test_execute_command(self, mock_time):
 252         with mock.patch("yardstick.ssh.SSH") as ssh:
 253             vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 254             ssh_mock = mock.Mock(autospec=ssh.SSH)
 255             ssh_mock.execute = \
 256                 mock.Mock(return_value=(0, "", ""))
 257             ssh.from_node.return_value = ssh_mock
 258             vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 259             vpe_approx_vnf = VpeApproxVnf(vnfd)
 260             cmd = "quit"
 261             self.assertEqual("", vpe_approx_vnf.execute_command(cmd))
 262
 263     def test_get_stats_vpe(self, mock_time):
 264         with mock.patch("yardstick.ssh.SSH") as ssh:
 265             vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 266             ssh_mock = mock.Mock(autospec=ssh.SSH)
 267             ssh_mock.execute = \
 268                 mock.Mock(return_value=(0, "", ""))
 269             ssh.from_node.return_value = ssh_mock
 270             vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 271             vpe_approx_vnf = VpeApproxVnf(vnfd)
 272             vpe_approx_vnf.execute_command = \
 273                 mock.Mock(return_value="Pkts in: 101\r\n\tPkts dropped by AH: 100\r\n\tPkts dropped by other: 100")
 274             result = {'pkt_in_down_stream': 202, 'pkt_in_up_stream': 303,
 275                       'pkt_drop_down_stream': 400, 'pkt_drop_up_stream': 600}
 276             self.assertEqual(result, vpe_approx_vnf.get_stats_vpe())
 277
 278     def test_run_vpe(self, mock_time):
 279         with mock.patch("yardstick.ssh.SSH") as ssh:
 280             ssh_mock = mock.Mock(autospec=ssh.SSH)
 281             ssh_mock.execute = \
 282                 mock.Mock(return_value=(0, "", ""))
 283             ssh_mock.run = \
 284                 mock.Mock(return_value=(0, "", ""))
 285             ssh.from_node.return_value = ssh_mock
 286             vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 287             vpe_approx_vnf = VpeApproxVnf(vnfd)
 288             curr_path = os.path.dirname(os.path.abspath(__file__))
 289             vpe_vnf = os.path.join(curr_path, "vpe_config")
 290             queue_wrapper = \
 291                 QueueFileWrapper(vpe_approx_vnf.q_in,
 292                                  vpe_approx_vnf.q_out, "pipeline>")
 293             self.assertEqual(None,
 294                              vpe_approx_vnf._run_vpe(queue_wrapper, vpe_vnf))
 295
 296     def test_instantiate(self, mock_time):
 297         with mock.patch("yardstick.ssh.SSH") as ssh:
 298             vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 299             ssh_mock = mock.Mock(autospec=ssh.SSH)
 300             ssh_mock.execute = \
 301                 mock.Mock(return_value=(0, "", ""))
 302             ssh.from_node.return_value = ssh_mock
 303             vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 304             vpe_approx_vnf = VpeApproxVnf(vnfd)
 305             self.scenario_cfg['vnf_options'] = {'vpe': {'cfg': ""}}
 306             vpe_approx_vnf._run_vpe = mock.Mock(return_value=0)
 307             vpe_approx_vnf._resource_collect_start = mock.Mock(return_value=0)
 308             vpe_approx_vnf.q_out.put("pipeline>")
 309             vpe_vnf.WAIT_TIME = 0.1
 310             # if process it still running exitcode will be None
 311             self.assertIn(vpe_approx_vnf.instantiate(self.scenario_cfg, self.context_cfg),
 312                           {0, None})
 313
 314     def test_instantiate_panic(self, mock_time):
 315         with mock.patch("yardstick.ssh.SSH") as ssh:
 316             vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 317             ssh_mock = mock.Mock(autospec=ssh.SSH)
 318             ssh_mock.execute = \
 319                 mock.Mock(return_value=(1, "", ""))
 320             ssh.from_node.return_value = ssh_mock
 321             vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 322             vpe_approx_vnf = VpeApproxVnf(vnfd)
 323             self.scenario_cfg['vnf_options'] = {'vpe': {'cfg': ""}}
 324             vpe_approx_vnf._run_vpe = mock.Mock(return_value=0)
 325             vpe_vnf.WAIT_TIME = 0.1
 326             self.assertRaises(RuntimeError, vpe_approx_vnf.instantiate,
 327                               self.scenario_cfg, self.context_cfg)
 328
 329     def test_scale(self, mock_time):
 330         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 331         vpe_approx_vnf = VpeApproxVnf(vnfd)
 332         flavor = ""
 333         self.assertRaises(NotImplementedError, vpe_approx_vnf.scale, flavor)
 334
 335     def test_setup_vnf_environment(self, mock_time):
 336         with mock.patch("yardstick.ssh.SSH") as ssh:
 337             vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 338             ssh_mock = mock.Mock(autospec=ssh.SSH)
 339             ssh_mock.execute = \
 340                 mock.Mock(return_value=(0, "", ""))
 341             ssh.from_node.return_value = ssh_mock
 342             vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 343             vpe_approx_vnf = VpeApproxVnf(vnfd)
 344             self.assertEqual(None,
 345                              vpe_approx_vnf.setup_vnf_environment(ssh_mock))
 346
 347     def test_terminate(self, mock_time):
 348         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 349         vpe_approx_vnf = VpeApproxVnf(vnfd)
 350         self.assertEqual(None, vpe_approx_vnf.terminate())
 351
 352 if __name__ == '__main__':
 353     unittest.main()