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