tests/unit/network_services/vnf_generic/vnf/test_vfw_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 unittest
  21 import mock
  22 import os
  23
  24 from tests.unit import STL_MOCKS
  25 from tests.unit.network_services.vnf_generic.vnf.test_base import mock_ssh
  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.vnf_generic.vnf.vfw_vnf import FWApproxVnf
  33     from yardstick.network_services.nfvi.resource import ResourceProfile
  34
  35 TEST_FILE_YAML = 'nsb_test_case.yaml'
  36 SSH_HELPER = 'yardstick.network_services.vnf_generic.vnf.sample_vnf.VnfSshHelper'
  37
  38
  39 name = 'vnf__1'
  40
  41
  42 @mock.patch("yardstick.network_services.vnf_generic.vnf.sample_vnf.Process")
  43 class TestFWApproxVnf(unittest.TestCase):
  44     VNFD = {'vnfd:vnfd-catalog':
  45             {'vnfd':
  46              [{'short-name': 'VpeVnf',
  47                'vdu':
  48                [{'routing_table':
  49                  [{'network': '152.16.100.20',
  50                    'netmask': '255.255.255.0',
  51                    'gateway': '152.16.100.20',
  52                    'if': 'xe0'},
  53                   {'network': '152.16.40.20',
  54                    'netmask': '255.255.255.0',
  55                    'gateway': '152.16.40.20',
  56                    'if': 'xe1'}],
  57                  'description': 'VPE approximation using DPDK',
  58                  'name': 'vpevnf-baremetal',
  59                  'nd_route_tbl':
  60                  [{'network': '0064:ff9b:0:0:0:0:9810:6414',
  61                    'netmask': '112',
  62                    'gateway': '0064:ff9b:0:0:0:0:9810:6414',
  63                    'if': 'xe0'},
  64                   {'network': '0064:ff9b:0:0:0:0:9810:2814',
  65                    'netmask': '112',
  66                    'gateway': '0064:ff9b:0:0:0:0:9810:2814',
  67                    'if': 'xe1'}],
  68                  'id': 'vpevnf-baremetal',
  69                  'external-interface':
  70                  [{'virtual-interface':
  71                    {'dst_mac': '00:00:00:00:00:04',
  72                     'vpci': '0000:05:00.0',
  73                     'local_ip': '152.16.100.19',
  74                     'type': 'PCI-PASSTHROUGH',
  75                     'netmask': '255.255.255.0',
  76                     'dpdk_port_num': '0',
  77                     'bandwidth': '10 Gbps',
  78                     'driver': "i40e",
  79                     'dst_ip': '152.16.100.20',
  80                     'local_iface_name': 'xe0',
  81                     'local_mac': '00:00:00:00:00:02'},
  82                    'vnfd-connection-point-ref': 'xe0',
  83                    'name': 'xe0'},
  84                   {'virtual-interface':
  85                    {'dst_mac': '00:00:00:00:00:03',
  86                     'vpci': '0000:05:00.1',
  87                     'local_ip': '152.16.40.19',
  88                     'type': 'PCI-PASSTHROUGH',
  89                     'driver': "i40e",
  90                     'netmask': '255.255.255.0',
  91                     'dpdk_port_num': '1',
  92                     'bandwidth': '10 Gbps',
  93                     'dst_ip': '152.16.40.20',
  94                     'local_iface_name': 'xe1',
  95                     'local_mac': '00:00:00:00:00:01'},
  96                    'vnfd-connection-point-ref': 'xe1',
  97                    'name': 'xe1'}]}],
  98                'description': 'Vpe approximation using DPDK',
  99                'mgmt-interface':
 100                    {'vdu-id': 'vpevnf-baremetal',
 101                     'host': '1.2.1.1',
 102                     'password': 'r00t',
 103                     'user': 'root',
 104                     'ip': '1.2.1.1'},
 105                'benchmark':
 106                    {'kpi': ['packets_in', 'packets_fwd', 'packets_dropped']},
 107                'connection-point': [{'type': 'VPORT', 'name': 'xe0'},
 108                                     {'type': 'VPORT', 'name': 'xe1'}],
 109                'id': 'FWApproxVnf', 'name': 'VPEVnfSsh'}]}}
 110
 111     scenario_cfg = {'options': {'packetsize': 64, 'traffic_type': 4,
 112                                 'rfc2544': {'allowed_drop_rate': '0.8 - 1'},
 113                                 'vnf__1': {'rules': 'acl_1rule.yaml',
 114                                            'vnf_config': {'lb_config': 'SW',
 115                                                           'lb_count': 1,
 116                                                           'worker_config':
 117                                                               '1C/1T',
 118                                                           'worker_threads': 1}}
 119                                 },
 120                     'task_id': 'a70bdf4a-8e67-47a3-9dc1-273c14506eb7',
 121                     'task_path': '/tmp',
 122                     'tc': 'tc_ipv4_1Mflow_64B_packetsize',
 123                     'runner': {'object': 'NetworkServiceTestCase',
 124                                'interval': 35,
 125                                'output_filename': '/tmp/yardstick.out',
 126                                'runner_id': 74476, 'duration': 400,
 127                                'type': 'Duration'},
 128                     'traffic_profile': 'ipv4_throughput_vfw.yaml',
 129                     'traffic_options': {'flow': 'ipv4_Packets_vfw.yaml',
 130                                         'imix': 'imix_voice.yaml'},
 131                     'type': 'ISB',
 132                     'nodes': {'tg__2': 'trafficgen_2.yardstick',
 133                               'tg__1': 'trafficgen_1.yardstick',
 134                               'vnf__1': 'vnf.yardstick'},
 135                     'topology': 'vpe-tg-topology-baremetal.yaml'}
 136
 137     context_cfg = {'nodes': {'tg__2':
 138                              {'member-vnf-index': '3',
 139                               'role': 'TrafficGen',
 140                               'name': 'trafficgen_2.yardstick',
 141                               'vnfd-id-ref': 'tg__2',
 142                               'ip': '1.2.1.1',
 143                               'interfaces':
 144                               {'xe0': {'local_iface_name': 'ens513f0',
 145                                        'vld_id': 'public',
 146                                        'netmask': '255.255.255.0',
 147                                        'local_ip': '152.16.40.20',
 148                                        'dst_mac': '00:00:00:00:00:01',
 149                                        'local_mac': '00:00:00:00:00:03',
 150                                        'dst_ip': '152.16.40.19',
 151                                        'driver': 'ixgbe',
 152                                        'vpci': '0000:02:00.0',
 153                                        'dpdk_port_num': 0},
 154                                'xe1': {'local_iface_name': 'ens513f1',
 155                                        'netmask': '255.255.255.0',
 156                                        'network': '202.16.100.0',
 157                                        'local_ip': '202.16.100.20',
 158                                        'local_mac': '00:1e:67:d0:60:5d',
 159                                        'driver': 'ixgbe',
 160                                        'vpci': '0000:02:00.1',
 161                                        'dpdk_port_num': 1}},
 162                               'password': 'r00t',
 163                               'VNF model': 'l3fwd_vnf.yaml',
 164                               'user': 'root'},
 165                              'tg__1':
 166                              {'member-vnf-index': '1',
 167                               'role': 'TrafficGen',
 168                               'name': 'trafficgen_1.yardstick',
 169                               'vnfd-id-ref': 'tg__1',
 170                               'ip': '1.2.1.1',
 171                               'interfaces':
 172                               {'xe0': {'local_iface_name': 'ens785f0',
 173                                        'vld_id': 'private',
 174                                        'netmask': '255.255.255.0',
 175                                        'local_ip': '152.16.100.20',
 176                                        'dst_mac': '00:00:00:00:00:02',
 177                                        'local_mac': '00:00:00:00:00:04',
 178                                        'dst_ip': '152.16.100.19',
 179                                        'driver': 'i40e',
 180                                        'vpci': '0000:05:00.0',
 181                                        'dpdk_port_num': 0},
 182                                'xe1': {'local_iface_name': 'ens785f1',
 183                                        'netmask': '255.255.255.0',
 184                                        'local_ip': '152.16.100.21',
 185                                        'local_mac': '00:00:00:00:00:01',
 186                                        'driver': 'i40e',
 187                                        'vpci': '0000:05:00.1',
 188                                        'dpdk_port_num': 1}},
 189                               'password': 'r00t',
 190                               'VNF model': 'tg_rfc2544_tpl.yaml',
 191                               'user': 'root'},
 192                              'vnf__1':
 193                              {'name': 'vnf.yardstick',
 194                               'vnfd-id-ref': 'vnf__1',
 195                               'ip': '1.2.1.1',
 196                               'interfaces':
 197                               {'xe0': {'local_iface_name': 'ens786f0',
 198                                        'vld_id': 'private',
 199                                        'netmask': '255.255.255.0',
 200                                        'local_ip': '152.16.100.19',
 201                                        'dst_mac': '00:00:00:00:00:04',
 202                                        'local_mac': '00:00:00:00:00:02',
 203                                        'dst_ip': '152.16.100.20',
 204                                        'driver': 'i40e',
 205                                        'vpci': '0000:05:00.0',
 206                                        'dpdk_port_num': 0},
 207                                'xe1': {'local_iface_name': 'ens786f1',
 208                                        'vld_id': 'public',
 209                                        'netmask': '255.255.255.0',
 210                                        'local_ip': '152.16.40.19',
 211                                        'dst_mac': '00:00:00:00:00:03',
 212                                        'local_mac': '00:00:00:00:00:01',
 213                                        'dst_ip': '152.16.40.20',
 214                                        'driver': 'i40e',
 215                                        'vpci': '0000:05:00.1',
 216                                        'dpdk_port_num': 1}},
 217                               'routing_table':
 218                               [{'netmask': '255.255.255.0',
 219                                 'gateway': '152.16.100.20',
 220                                 'network': '152.16.100.20',
 221                                 'if': 'xe0'},
 222                                {'netmask': '255.255.255.0',
 223                                 'gateway': '152.16.40.20',
 224                                 'network': '152.16.40.20',
 225                                 'if': 'xe1'}],
 226                               'member-vnf-index': '2',
 227                               'host': '1.2.1.1',
 228                               'role': 'vnf',
 229                               'user': 'root',
 230                               'nd_route_tbl':
 231                               [{'netmask': '112',
 232                                 'gateway': '0064:ff9b:0:0:0:0:9810:6414',
 233                                 'network': '0064:ff9b:0:0:0:0:9810:6414',
 234                                 'if': 'xe0'},
 235                                {'netmask': '112',
 236                                 'gateway': '0064:ff9b:0:0:0:0:9810:2814',
 237                                 'network': '0064:ff9b:0:0:0:0:9810:2814',
 238                                 'if': 'xe1'}],
 239                               'password': 'r00t',
 240                               'VNF model': 'vfw_vnf.yaml'}}}
 241
 242     def test___init__(self, mock_process):
 243         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 244         vfw_approx_vnf = FWApproxVnf(name, vnfd)
 245         self.assertIsNone(vfw_approx_vnf._vnf_process)
 246
 247     STATS = """\
 248 p vfw stats
 249
 250 VFW Stats
 251 {"VFW_counters" : {"id" : "PIPELINE4", " pkts_received": 6007180, " pkts_fw_forwarded": 6007180, " pkts_drop_fw": 0, " pkts_acl_forwarded": 6007180, "pkts_drop_without_rule" : 0, "average_pkts_in_batch" : 31, "average_internal_time_in_clocks" : 17427, "average_external_time_in_clocks" : 261120, "total_time_measures" : 189829, "ct_packets_forwarded" : 6007148, "ct_packets_dropped" : 0, "bytes_processed ": 360430800, "ct_sessions" : {"active" : 130050, "open_attempt" : 130050, "re-open_attempt" : 0, "established" : 0, "closed" : 0, "timeout" : 0}, "ct_drops" : {"out_of_window" : 0, "invalid_conn" : 0, "invalid_state_transition" : 0 "RST" : 0}}
 252 VFW TOTAL: pkts_received: 6007180, "pkts_fw_forwarded": 6007180, "pkts_drop_fw": 0, "fw_drops" : {"TTL_zero" : 0, "bad_size" : 0, "fragmented_packet" : 0, "unsupported_packet_types" : 0, "no_arp_entry" : 6007180}, "pkts_acl_forwarded": 6007180, "pkts_drop_without_rule": 0, "packets_last_sec" : 0, "average_packets_per_sec" : 0, "bytes_last_sec" : 0, "average_bytes_per_sec" : 0, "bytes_processed ": 360430800
 253 "CT TOTAL: ct_packets_forwarded" : 6007180, " ct_packets_dropped" : 0, "ct_sessions" : {"active" : 130050, "open_attempt" : 130050, "re-open_attempt" : 0, "established" : 0, "closed" : 0, "timeout" : 0}, "ct_drops" : {"out_of_window" : 0, "invalid_conn" : 0, "invalid_state_transition" : 0 "RST" : 0}
 254 Action ID: 00, packetCount: 2954633, byteCount: 177277980
 255 Action ID: 01, packetCount: 3052547, byteCount: 183152820
 256 pipeline>
 257
 258 pipeline>
 259 """  # noqa
 260
 261     @mock.patch("yardstick.network_services.vnf_generic.vnf.sample_vnf.time")
 262     @mock.patch(SSH_HELPER)
 263     def test_collect_kpi(self, ssh, mock_time, mock_process):
 264         mock_ssh(ssh)
 265
 266         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 267         vfw_approx_vnf = FWApproxVnf(name, vnfd)
 268         vfw_approx_vnf.q_in = mock.MagicMock()
 269         vfw_approx_vnf.q_out = mock.MagicMock()
 270         vfw_approx_vnf.q_out.qsize = mock.Mock(return_value=0)
 271         vfw_approx_vnf.resource = mock.Mock(autospec=ResourceProfile)
 272         vfw_approx_vnf.resource_helper = mock.MagicMock(
 273             **{'collect_kpi.return_value': {"core": {}}})
 274         vfw_approx_vnf.vnf_execute = mock.Mock(return_value=self.STATS)
 275         result = {
 276             'packets_dropped': 0,
 277             'packets_fwd': 6007180,
 278             'packets_in': 6007180,
 279             'collect_stats': {'core': {}},
 280         }
 281         self.assertEqual(result, vfw_approx_vnf.collect_kpi())
 282
 283     @mock.patch("yardstick.network_services.vnf_generic.vnf.sample_vnf.time")
 284     @mock.patch(SSH_HELPER)
 285     def test_vnf_execute_command(self, ssh, mock_time, mock_process):
 286         mock_ssh(ssh)
 287
 288         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 289         vfw_approx_vnf = FWApproxVnf(name, vnfd)
 290         vfw_approx_vnf.q_in = mock.MagicMock()
 291         vfw_approx_vnf.q_out = mock.MagicMock()
 292         vfw_approx_vnf.q_out.qsize = mock.Mock(return_value=0)
 293         cmd = "quit"
 294         self.assertEqual(vfw_approx_vnf.vnf_execute(cmd), "")
 295
 296     @mock.patch(SSH_HELPER)
 297     def test_get_stats(self, ssh, mock_process):
 298         mock_ssh(ssh)
 299
 300         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 301         vfw_approx_vnf = FWApproxVnf(name, vnfd)
 302         vfw_approx_vnf.q_in = mock.MagicMock()
 303         vfw_approx_vnf.q_out = mock.MagicMock()
 304         vfw_approx_vnf.q_out.qsize = mock.Mock(return_value=0)
 305         vfw_approx_vnf.vnf_execute = mock.Mock(return_value=self.STATS)
 306         self.assertEqual(self.STATS, vfw_approx_vnf.get_stats())
 307
 308     def _get_file_abspath(self, filename):
 309         curr_path = os.path.dirname(os.path.abspath(__file__))
 310         file_path = os.path.join(curr_path, filename)
 311         return file_path
 312
 313     @mock.patch("yardstick.network_services.vnf_generic.vnf.vfw_vnf.hex")
 314     @mock.patch("yardstick.network_services.vnf_generic.vnf.vfw_vnf.eval")
 315     @mock.patch("yardstick.network_services.vnf_generic.vnf.vfw_vnf.open")
 316     @mock.patch(SSH_HELPER)
 317     def test_run_vfw(self, ssh, mock_open, mock_eval, mock_hex, mock_process):
 318         mock_ssh(ssh)
 319
 320         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 321         vfw_approx_vnf = FWApproxVnf(name, vnfd)
 322         vfw_approx_vnf._build_config = mock.MagicMock()
 323         vfw_approx_vnf.queue_wrapper = mock.MagicMock()
 324         vfw_approx_vnf.ssh_helper = mock.MagicMock()
 325         vfw_approx_vnf.ssh_helper.run = mock.MagicMock()
 326         vfw_approx_vnf.scenario_helper.scenario_cfg = self.scenario_cfg
 327         vfw_approx_vnf.vnf_cfg = {'lb_config': 'SW',
 328                                   'lb_count': 1,
 329                                   'worker_config': '1C/1T',
 330                                   'worker_threads': 1}
 331         vfw_approx_vnf.all_options = {'traffic_type': '4',
 332                                       'topology': 'nsb_test_case.yaml'}
 333         vfw_approx_vnf._run()
 334         vfw_approx_vnf.ssh_helper.run.assert_called_once()
 335
 336     @mock.patch("yardstick.network_services.vnf_generic.vnf.vfw_vnf.find_relative_file")
 337     @mock.patch("yardstick.network_services.vnf_generic.vnf.vfw_vnf.YangModel")
 338     @mock.patch("yardstick.network_services.vnf_generic.vnf.sample_vnf.Context")
 339     @mock.patch(SSH_HELPER)
 340     def test_instantiate(self, ssh, mock_context, mock_yang, mock_find, mock_process):
 341         mock_ssh(ssh)
 342
 343         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 344         vfw_approx_vnf = FWApproxVnf(name, vnfd)
 345         vfw_approx_vnf.ssh_helper = ssh
 346         vfw_approx_vnf.deploy_helper = mock.MagicMock()
 347         vfw_approx_vnf.resource_helper = mock.MagicMock()
 348         vfw_approx_vnf._build_config = mock.MagicMock()
 349         self.scenario_cfg['vnf_options'] = {'acl': {'cfg': "",
 350                                                     'rules': ""}}
 351         self.scenario_cfg.update({"nodes": {"vnf__1": ""}})
 352         self.assertIsNone(vfw_approx_vnf.instantiate(self.scenario_cfg, self.context_cfg))
 353
 354     def test_scale(self, mock_process):
 355         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 356         vfw_approx_vnf = FWApproxVnf(name, vnfd)
 357         flavor = ""
 358         with self.assertRaises(NotImplementedError):
 359             vfw_approx_vnf.scale(flavor)
 360
 361     @mock.patch("yardstick.network_services.vnf_generic.vnf.sample_vnf.time")
 362     @mock.patch(SSH_HELPER)
 363     def test_terminate(self, ssh, mock_time, mock_process):
 364         mock_ssh(ssh)
 365
 366         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 367         vfw_approx_vnf = FWApproxVnf(name, vnfd)
 368         vfw_approx_vnf._vnf_process = mock.MagicMock()
 369         vfw_approx_vnf.used_drivers = {"01:01.0": "i40e",
 370                                        "01:01.1": "i40e"}
 371         vfw_approx_vnf.vnf_execute = mock.Mock()
 372         vfw_approx_vnf.dpdk_nic_bind = "dpdk_nic_bind.py"
 373         vfw_approx_vnf._resource_collect_stop = mock.Mock()
 374         self.assertIsNone(vfw_approx_vnf.terminate())
 375
 376 if __name__ == '__main__':
 377     unittest.main()