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 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 STLClient = mock.MagicMock()
  26 stl_patch = mock.patch.dict("sys.modules", STL_MOCKS)
  27 stl_patch.start()
  28
  29 if stl_patch:
  30     from yardstick.network_services.vnf_generic.vnf.vfw_vnf import FWApproxVnf
  31     from yardstick.network_services.nfvi.resource import ResourceProfile
  32
  33
  34 TEST_FILE_YAML = 'nsb_test_case.yaml'
  35 SSH_HELPER = 'yardstick.network_services.vnf_generic.vnf.sample_vnf.VnfSshHelper'
  36
  37 name = 'vnf__1'
  38
  39
  40 @mock.patch("yardstick.network_services.vnf_generic.vnf.sample_vnf.Process")
  41 class TestFWApproxVnf(unittest.TestCase):
  42     VNFD = {'vnfd:vnfd-catalog':
  43             {'vnfd':
  44              [{'short-name': 'VpeVnf',
  45                'vdu':
  46                [{'routing_table':
  47                  [{'network': '152.16.100.20',
  48                    'netmask': '255.255.255.0',
  49                    'gateway': '152.16.100.20',
  50                    'if': 'xe0'},
  51                   {'network': '152.16.40.20',
  52                    'netmask': '255.255.255.0',
  53                    'gateway': '152.16.40.20',
  54                    'if': 'xe1'}],
  55                  'description': 'VPE approximation using DPDK',
  56                  'name': 'vpevnf-baremetal',
  57                  'nd_route_tbl':
  58                  [{'network': '0064:ff9b:0:0:0:0:9810:6414',
  59                    'netmask': '112',
  60                    'gateway': '0064:ff9b:0:0:0:0:9810:6414',
  61                    'if': 'xe0'},
  62                   {'network': '0064:ff9b:0:0:0:0:9810:2814',
  63                    'netmask': '112',
  64                    'gateway': '0064:ff9b:0:0:0:0:9810:2814',
  65                    'if': 'xe1'}],
  66                  'id': 'vpevnf-baremetal',
  67                  'external-interface':
  68                  [{'virtual-interface':
  69                    {'dst_mac': '00:00:00:00:00:04',
  70                     'vpci': '0000:05:00.0',
  71                     'local_ip': '152.16.100.19',
  72                     'type': 'PCI-PASSTHROUGH',
  73                     'netmask': '255.255.255.0',
  74                     'dpdk_port_num': 0,
  75                     'bandwidth': '10 Gbps',
  76                     'driver': "i40e",
  77                     'dst_ip': '152.16.100.20',
  78                     'local_iface_name': 'xe0',
  79                     'local_mac': '00:00:00:00:00:02'},
  80                    'vnfd-connection-point-ref': 'xe0',
  81                    'name': 'xe0'},
  82                   {'virtual-interface':
  83                    {'dst_mac': '00:00:00:00:00:03',
  84                     'vpci': '0000:05:00.1',
  85                     'local_ip': '152.16.40.19',
  86                     'type': 'PCI-PASSTHROUGH',
  87                     'driver': "i40e",
  88                     'netmask': '255.255.255.0',
  89                     'dpdk_port_num': 1,
  90                     'bandwidth': '10 Gbps',
  91                     'dst_ip': '152.16.40.20',
  92                     'local_iface_name': 'xe1',
  93                     'local_mac': '00:00:00:00:00:01'},
  94                    'vnfd-connection-point-ref': 'xe1',
  95                    'name': 'xe1'}]}],
  96                'description': 'Vpe approximation using DPDK',
  97                'mgmt-interface':
  98                    {'vdu-id': 'vpevnf-baremetal',
  99                     'host': '1.2.1.1',
 100                     'password': 'r00t',
 101                     'user': 'root',
 102                     'ip': '1.2.1.1'},
 103                'benchmark':
 104                    {'kpi': ['packets_in', 'packets_fwd', 'packets_dropped']},
 105                'connection-point': [{'type': 'VPORT', 'name': 'xe0'},
 106                                     {'type': 'VPORT', 'name': 'xe1'}],
 107                'id': 'FWApproxVnf', 'name': 'VPEVnfSsh'}]}}
 108
 109     scenario_cfg = {'options': {'packetsize': 64, 'traffic_type': 4,
 110                                 'rfc2544': {'allowed_drop_rate': '0.8 - 1'},
 111                                 'vnf__1': {'rules': 'acl_1rule.yaml',
 112                                            'vnf_config': {'lb_config': 'SW',
 113                                                           'lb_count': 1,
 114                                                           'worker_config':
 115                                                               '1C/1T',
 116                                                           'worker_threads': 1}}
 117                                 },
 118                     'task_id': 'a70bdf4a-8e67-47a3-9dc1-273c14506eb7',
 119                     'task_path': '/tmp',
 120                     'tc': 'tc_ipv4_1Mflow_64B_packetsize',
 121                     'runner': {'object': 'NetworkServiceTestCase',
 122                                'interval': 35,
 123                                'output_filename': '/tmp/yardstick.out',
 124                                'runner_id': 74476, 'duration': 400,
 125                                'type': 'Duration'},
 126                     'traffic_profile': 'ipv4_throughput_vfw.yaml',
 127                     'traffic_options': {'flow': 'ipv4_Packets_vfw.yaml',
 128                                         'imix': 'imix_voice.yaml'},
 129                     'type': 'ISB',
 130                     'nodes': {'tg__2': 'trafficgen_2.yardstick',
 131                               'tg__1': 'trafficgen_1.yardstick',
 132                               'vnf__1': 'vnf.yardstick'},
 133                     'topology': 'vpe-tg-topology-baremetal.yaml'}
 134
 135     context_cfg = {'nodes': {'tg__2':
 136                              {'member-vnf-index': '3',
 137                               'role': 'TrafficGen',
 138                               'name': 'trafficgen_2.yardstick',
 139                               'vnfd-id-ref': 'tg__2',
 140                               'ip': '1.2.1.1',
 141                               'interfaces':
 142                               {'xe0': {'local_iface_name': 'ens513f0',
 143                                        'vld_id': FWApproxVnf.DOWNLINK,
 144                                        'netmask': '255.255.255.0',
 145                                        'local_ip': '152.16.40.20',
 146                                        'dst_mac': '00:00:00:00:00:01',
 147                                        'local_mac': '00:00:00:00:00:03',
 148                                        'dst_ip': '152.16.40.19',
 149                                        'driver': 'ixgbe',
 150                                        'vpci': '0000:02:00.0',
 151                                        'dpdk_port_num': 0},
 152                                'xe1': {'local_iface_name': 'ens513f1',
 153                                        'netmask': '255.255.255.0',
 154                                        'network': '202.16.100.0',
 155                                        'local_ip': '202.16.100.20',
 156                                        'local_mac': '00:1e:67:d0:60:5d',
 157                                        'driver': 'ixgbe',
 158                                        'vpci': '0000:02:00.1',
 159                                        'dpdk_port_num': 1}},
 160                               'password': 'r00t',
 161                               'VNF model': 'l3fwd_vnf.yaml',
 162                               'user': 'root'},
 163                              'tg__1':
 164                              {'member-vnf-index': '1',
 165                               'role': 'TrafficGen',
 166                               'name': 'trafficgen_1.yardstick',
 167                               'vnfd-id-ref': 'tg__1',
 168                               'ip': '1.2.1.1',
 169                               'interfaces':
 170                               {'xe0': {'local_iface_name': 'ens785f0',
 171                                        'vld_id': FWApproxVnf.UPLINK,
 172                                        'netmask': '255.255.255.0',
 173                                        'local_ip': '152.16.100.20',
 174                                        'dst_mac': '00:00:00:00:00:02',
 175                                        'local_mac': '00:00:00:00:00:04',
 176                                        'dst_ip': '152.16.100.19',
 177                                        'driver': 'i40e',
 178                                        'vpci': '0000:05:00.0',
 179                                        'dpdk_port_num': 0},
 180                                'xe1': {'local_iface_name': 'ens785f1',
 181                                        'netmask': '255.255.255.0',
 182                                        'local_ip': '152.16.100.21',
 183                                        'local_mac': '00:00:00:00:00:01',
 184                                        'driver': 'i40e',
 185                                        'vpci': '0000:05:00.1',
 186                                        'dpdk_port_num': 1}},
 187                               'password': 'r00t',
 188                               'VNF model': 'tg_rfc2544_tpl.yaml',
 189                               'user': 'root'},
 190                              'vnf__1':
 191                              {'name': 'vnf.yardstick',
 192                               'vnfd-id-ref': 'vnf__1',
 193                               'ip': '1.2.1.1',
 194                               'interfaces':
 195                               {'xe0': {'local_iface_name': 'ens786f0',
 196                                        'vld_id': FWApproxVnf.UPLINK,
 197                                        'netmask': '255.255.255.0',
 198                                        'local_ip': '152.16.100.19',
 199                                        'dst_mac': '00:00:00:00:00:04',
 200                                        'local_mac': '00:00:00:00:00:02',
 201                                        'dst_ip': '152.16.100.20',
 202                                        'driver': 'i40e',
 203                                        'vpci': '0000:05:00.0',
 204                                        'dpdk_port_num': 0},
 205                                'xe1': {'local_iface_name': 'ens786f1',
 206                                        'vld_id': FWApproxVnf.DOWNLINK,
 207                                        'netmask': '255.255.255.0',
 208                                        'local_ip': '152.16.40.19',
 209                                        'dst_mac': '00:00:00:00:00:03',
 210                                        'local_mac': '00:00:00:00:00:01',
 211                                        'dst_ip': '152.16.40.20',
 212                                        'driver': 'i40e',
 213                                        'vpci': '0000:05:00.1',
 214                                        'dpdk_port_num': 1}},
 215                               'routing_table':
 216                               [{'netmask': '255.255.255.0',
 217                                 'gateway': '152.16.100.20',
 218                                 'network': '152.16.100.20',
 219                                 'if': 'xe0'},
 220                                {'netmask': '255.255.255.0',
 221                                 'gateway': '152.16.40.20',
 222                                 'network': '152.16.40.20',
 223                                 'if': 'xe1'}],
 224                               'member-vnf-index': '2',
 225                               'host': '1.2.1.1',
 226                               'role': 'vnf',
 227                               'user': 'root',
 228                               'nd_route_tbl':
 229                               [{'netmask': '112',
 230                                 'gateway': '0064:ff9b:0:0:0:0:9810:6414',
 231                                 'network': '0064:ff9b:0:0:0:0:9810:6414',
 232                                 'if': 'xe0'},
 233                                {'netmask': '112',
 234                                 'gateway': '0064:ff9b:0:0:0:0:9810:2814',
 235                                 'network': '0064:ff9b:0:0:0:0:9810:2814',
 236                                 'if': 'xe1'}],
 237                               'password': 'r00t',
 238                               'VNF model': 'vfw_vnf.yaml'}}}
 239
 240     def test___init__(self, *args):
 241         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 242         vfw_approx_vnf = FWApproxVnf(name, vnfd)
 243         self.assertIsNone(vfw_approx_vnf._vnf_process)
 244
 245     STATS = """\
 246 p vfw stats
 247
 248 VFW Stats
 249 {"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}}
 250 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
 251 "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}
 252 Action ID: 00, packetCount: 2954633, byteCount: 177277980
 253 Action ID: 01, packetCount: 3052547, byteCount: 183152820
 254 pipeline>
 255
 256 pipeline>
 257 """  # noqa
 258
 259     @mock.patch("yardstick.network_services.vnf_generic.vnf.sample_vnf.time")
 260     @mock.patch(SSH_HELPER)
 261     def test_collect_kpi(self, ssh, *args):
 262         mock_ssh(ssh)
 263
 264         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 265         vfw_approx_vnf = FWApproxVnf(name, vnfd)
 266         vfw_approx_vnf.q_in = mock.MagicMock()
 267         vfw_approx_vnf.q_out = mock.MagicMock()
 268         vfw_approx_vnf.q_out.qsize = mock.Mock(return_value=0)
 269         vfw_approx_vnf.resource = mock.Mock(autospec=ResourceProfile)
 270         vfw_approx_vnf.resource_helper = mock.MagicMock(
 271             **{'collect_kpi.return_value': {"core": {}}})
 272         vfw_approx_vnf.vnf_execute = mock.Mock(return_value=self.STATS)
 273         result = {
 274             'packets_dropped': 0,
 275             'packets_fwd': 6007180,
 276             'packets_in': 6007180,
 277             'collect_stats': {'core': {}},
 278         }
 279         self.assertEqual(result, vfw_approx_vnf.collect_kpi())
 280
 281     @mock.patch("yardstick.network_services.vnf_generic.vnf.sample_vnf.time")
 282     @mock.patch(SSH_HELPER)
 283     def test_vnf_execute_command(self, ssh, *args):
 284         mock_ssh(ssh)
 285
 286         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 287         vfw_approx_vnf = FWApproxVnf(name, vnfd)
 288         vfw_approx_vnf.q_in = mock.MagicMock()
 289         vfw_approx_vnf.q_out = mock.MagicMock()
 290         vfw_approx_vnf.q_out.qsize = mock.Mock(return_value=0)
 291         cmd = "quit"
 292         self.assertEqual(vfw_approx_vnf.vnf_execute(cmd), "")
 293
 294     @mock.patch(SSH_HELPER)
 295     def test_get_stats(self, ssh, *args):
 296         mock_ssh(ssh)
 297
 298         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 299         vfw_approx_vnf = FWApproxVnf(name, vnfd)
 300         vfw_approx_vnf.q_in = mock.MagicMock()
 301         vfw_approx_vnf.q_out = mock.MagicMock()
 302         vfw_approx_vnf.q_out.qsize = mock.Mock(return_value=0)
 303         vfw_approx_vnf.vnf_execute = mock.Mock(return_value=self.STATS)
 304         self.assertEqual(self.STATS, vfw_approx_vnf.get_stats())
 305
 306     def _get_file_abspath(self, filename):
 307         curr_path = os.path.dirname(os.path.abspath(__file__))
 308         file_path = os.path.join(curr_path, filename)
 309         return file_path
 310
 311     @mock.patch("yardstick.network_services.vnf_generic.vnf.vfw_vnf.hex")
 312     @mock.patch("yardstick.network_services.vnf_generic.vnf.vfw_vnf.eval")
 313     @mock.patch("yardstick.network_services.vnf_generic.vnf.vfw_vnf.open")
 314     @mock.patch(SSH_HELPER)
 315     def test_run_vfw(self, ssh, *args):
 316         mock_ssh(ssh)
 317
 318         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 319         vfw_approx_vnf = FWApproxVnf(name, vnfd)
 320         vfw_approx_vnf._build_config = mock.MagicMock()
 321         vfw_approx_vnf.queue_wrapper = mock.MagicMock()
 322         vfw_approx_vnf.ssh_helper = mock.MagicMock()
 323         vfw_approx_vnf.ssh_helper.run = mock.MagicMock()
 324         vfw_approx_vnf.scenario_helper.scenario_cfg = self.scenario_cfg
 325         vfw_approx_vnf.vnf_cfg = {'lb_config': 'SW',
 326                                   'lb_count': 1,
 327                                   'worker_config': '1C/1T',
 328                                   'worker_threads': 1}
 329         vfw_approx_vnf.all_options = {'traffic_type': '4',
 330                                       'topology': 'nsb_test_case.yaml'}
 331         vfw_approx_vnf._run()
 332         vfw_approx_vnf.ssh_helper.run.assert_called_once()
 333
 334     @mock.patch("yardstick.network_services.vnf_generic.vnf.vfw_vnf.find_relative_file")
 335     @mock.patch("yardstick.network_services.vnf_generic.vnf.vfw_vnf.YangModel")
 336     @mock.patch("yardstick.network_services.vnf_generic.vnf.sample_vnf.Context")
 337     @mock.patch(SSH_HELPER)
 338     def test_instantiate(self, ssh, *args):
 339         mock_ssh(ssh)
 340
 341         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 342         vfw_approx_vnf = FWApproxVnf(name, vnfd)
 343         vfw_approx_vnf.ssh_helper = ssh
 344         vfw_approx_vnf.deploy_helper = mock.MagicMock()
 345         vfw_approx_vnf.resource_helper = mock.MagicMock()
 346         vfw_approx_vnf._build_config = mock.MagicMock()
 347         self.scenario_cfg['vnf_options'] = {'acl': {'cfg': "",
 348                                                     'rules': ""}}
 349         self.scenario_cfg.update({"nodes": {"vnf__1": ""}})
 350         self.assertIsNone(vfw_approx_vnf.instantiate(self.scenario_cfg, self.context_cfg))
 351
 352     @mock.patch("yardstick.network_services.vnf_generic.vnf.sample_vnf.time")
 353     @mock.patch(SSH_HELPER)
 354     def test_terminate(self, ssh, *args):
 355         mock_ssh(ssh)
 356
 357         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 358         vfw_approx_vnf = FWApproxVnf(name, vnfd)
 359         vfw_approx_vnf._vnf_process = mock.MagicMock()
 360         vfw_approx_vnf.used_drivers = {"01:01.0": "i40e",
 361                                        "01:01.1": "i40e"}
 362         vfw_approx_vnf.vnf_execute = mock.Mock()
 363         vfw_approx_vnf.dpdk_nic_bind = "dpdk_nic_bind.py"
 364         vfw_approx_vnf._resource_collect_stop = mock.Mock()
 365         self.assertIsNone(vfw_approx_vnf.terminate())