tests/unit/network_services/vnf_generic/vnf/test_base.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 # Unittest for yardstick.network_services.vnf_generic.vnf.test_base
  19
  20 from __future__ import absolute_import
  21 import unittest
  22 import mock
  23 from multiprocessing import Queue
  24
  25 from yardstick.network_services.vnf_generic.vnf.base import \
  26     QueueFileWrapper, GenericVNF, GenericTrafficGen
  27
  28 IP_PIPELINE_CFG_FILE_TPL = """
  29 arp_route_tbl = ({port0_local_ip_hex},{port0_netmask_hex},1,"""
  30 """{port1_local_ip_hex}) ({port1_local_ip_hex},{port1_netmask_hex},0,"""
  31 """{port0_local_ip_hex})"""
  32
  33 IP_PIPELINE_ND_CFG_FILE_TPL = """
  34 nd_route_tbl = ({port1_dst_ip_hex6},"""
  35 """{port1_dst_netmask_hex6},1,{port1_dst_ip_hex6})"""
  36
  37
  38 class TestQueueFileWrapper(unittest.TestCase):
  39     def setUp(self):
  40         self.prompt = "pipeline>"
  41         self.q_in = Queue()
  42         self.q_out = Queue()
  43
  44     def test___init__(self):
  45         queue_file_wrapper = \
  46             QueueFileWrapper(self.q_in, self.q_out, self.prompt)
  47         self.assertEqual(queue_file_wrapper.prompt, self.prompt)
  48
  49     def test_clear(self):
  50         queue_file_wrapper = \
  51             QueueFileWrapper(self.q_in, self.q_out, self.prompt)
  52         queue_file_wrapper.bufsize = 5
  53         queue_file_wrapper.write("pipeline>")
  54         queue_file_wrapper.close()
  55         self.assertIsNotNone(queue_file_wrapper.q_out.empty())
  56
  57     def test_close(self):
  58         queue_file_wrapper = \
  59             QueueFileWrapper(self.q_in, self.q_out, self.prompt)
  60         self.assertEqual(None, queue_file_wrapper.close())
  61
  62     def test_read(self):
  63         queue_file_wrapper = \
  64             QueueFileWrapper(self.q_in, self.q_out, self.prompt)
  65         queue_file_wrapper.q_in.put("pipeline>")
  66         self.assertEqual("pipeline>", queue_file_wrapper.read(20))
  67
  68     def test_write(self):
  69         queue_file_wrapper = \
  70             QueueFileWrapper(self.q_in, self.q_out, self.prompt)
  71         queue_file_wrapper.write("pipeline>")
  72         self.assertIsNotNone(queue_file_wrapper.q_out.empty())
  73
  74
  75 class TestGenericVNF(unittest.TestCase):
  76     VNFD = {'vnfd:vnfd-catalog':
  77             {'vnfd':
  78              [{'short-name': 'VpeVnf',
  79                'vdu':
  80                [{'routing_table':
  81                  [{'network': '152.16.100.20',
  82                    'netmask': '255.255.255.0',
  83                    'gateway': '152.16.100.20',
  84                    'if': 'xe0'},
  85                   {'network': '152.16.40.20',
  86                    'netmask': '255.255.255.0',
  87                    'gateway': '152.16.40.20',
  88                    'if': 'xe1'}],
  89                  'description': 'VPE approximation using DPDK',
  90                  'name': 'vpevnf-baremetal',
  91                  'nd_route_tbl':
  92                  [{'network': '0064:ff9b:0:0:0:0:9810:6414',
  93                    'netmask': '112',
  94                    'gateway': '0064:ff9b:0:0:0:0:9810:6414',
  95                    'if': 'xe0'},
  96                   {'network': '0064:ff9b:0:0:0:0:9810:2814',
  97                    'netmask': '112',
  98                    'gateway': '0064:ff9b:0:0:0:0:9810:2814',
  99                    'if': 'xe1'}],
 100                  'id': 'vpevnf-baremetal',
 101                  'external-interface':
 102                  [{'virtual-interface':
 103                    {'dst_mac': '00:00:00:00:00:03',
 104                     'vpci': '0000:05:00.0',
 105                     'local_ip': '152.16.100.19',
 106                     'type': 'PCI-PASSTHROUGH',
 107                     'netmask': '255.255.255.0',
 108                     'dpdk_port_num': '0',
 109                     'bandwidth': '10 Gbps',
 110                     'dst_ip': '152.16.100.20',
 111                     'local_mac': '00:00:00:00:00:01'},
 112                    'vnfd-connection-point-ref': 'xe0',
 113                    'name': 'xe0'},
 114                   {'virtual-interface':
 115                    {'dst_mac': '00:00:00:00:00:04',
 116                     'vpci': '0000:05:00.1',
 117                     'local_ip': '152.16.40.19',
 118                     'type': 'PCI-PASSTHROUGH',
 119                     'netmask': '255.255.255.0',
 120                     'dpdk_port_num': '1',
 121                     'bandwidth': '10 Gbps',
 122                     'dst_ip': '152.16.40.20',
 123                     'local_mac': '00:00:00:00:00:02'},
 124                    'vnfd-connection-point-ref': 'xe1',
 125                    'name': 'xe1'}]}],
 126                'description': 'Vpe approximation using DPDK',
 127                'mgmt-interface':
 128                    {'vdu-id': 'vpevnf-baremetal',
 129                     'host': '1.1.1.1',
 130                     'password': 'r00t',
 131                     'user': 'root',
 132                     'ip': '1.1.1.1'},
 133                'benchmark':
 134                    {'kpi': ['packets_in', 'packets_fwd', 'packets_dropped']},
 135                'connection-point': [{'type': 'VPORT', 'name': 'xe0'},
 136                                     {'type': 'VPORT', 'name': 'xe1'}],
 137                'id': 'VpeApproxVnf', 'name': 'VPEVnfSsh'}]}}
 138
 139     def test___init__(self):
 140         generic_vn_f = GenericVNF(self.VNFD['vnfd:vnfd-catalog']['vnfd'][0])
 141         assert generic_vn_f.kpi
 142
 143     def test_collect_kpi(self):
 144         generic_vn_f = GenericVNF(self.VNFD['vnfd:vnfd-catalog']['vnfd'][0])
 145         self.assertRaises(NotImplementedError, generic_vn_f.collect_kpi)
 146
 147     def test_get_ip_version(self):
 148         ip_addr = "152.16.1.1"
 149         generic_vn_f = GenericVNF(self.VNFD['vnfd:vnfd-catalog']['vnfd'][0])
 150         self.assertEqual(4, generic_vn_f.get_ip_version(ip_addr))
 151
 152     @mock.patch('yardstick.network_services.vnf_generic.vnf.base.LOG')
 153     def test_get_ip_version_error(self, mock_LOG):
 154         ip_addr = "152.16.1.1.1"
 155         generic_vn_f = GenericVNF(self.VNFD['vnfd:vnfd-catalog']['vnfd'][0])
 156         self.assertRaises(ValueError, generic_vn_f.get_ip_version(ip_addr))
 157
 158     def test_ip_to_hex(self):
 159         generic_vn_f = GenericVNF(self.VNFD['vnfd:vnfd-catalog']['vnfd'][0])
 160         hex_ip = generic_vn_f._ip_to_hex("192.168.10.1")
 161         self.assertEqual("C0A80A01", hex_ip)
 162
 163     def test_append_routes(self):
 164         generic_vn_f = GenericVNF(self.VNFD['vnfd:vnfd-catalog']['vnfd'][0])
 165         arp_route = generic_vn_f._append_routes(IP_PIPELINE_CFG_FILE_TPL)
 166         expected = '\narp_route_tbl = (98106414,FFFFFF00,0,98106414)' \
 167                    ' (98102814,FFFFFF00,1,98102814)\n,'
 168         self.assertEqual(expected, arp_route)
 169
 170     def test_append_nd_routes(self):
 171         generic_vn_f = GenericVNF(self.VNFD['vnfd:vnfd-catalog']['vnfd'][0])
 172         nd_route = generic_vn_f._append_nd_routes(IP_PIPELINE_ND_CFG_FILE_TPL)
 173         expected = '\nnd_route_tbl = (0064:ff9b:0:0:0:0:9810:6414,112,0,' \
 174                    '0064:ff9b:0:0:0:0:9810:6414) '\
 175                    '(0064:ff9b:0:0:0:0:9810:2814,112,'\
 176                    '1,0064:ff9b:0:0:0:0:9810:2814)\n,'
 177         self.assertEqual(expected, nd_route)
 178
 179     def test_get_port0localip6(self):
 180         generic_vn_f = GenericVNF(self.VNFD['vnfd:vnfd-catalog']['vnfd'][0])
 181         port0_v6 = generic_vn_f._get_port0localip6()
 182         expected = '0064:ff9b:0:0:0:0:9810:6414'
 183         self.assertEqual(expected, port0_v6)
 184
 185     def test_get_port1localip6(self):
 186         generic_vn_f = GenericVNF(self.VNFD['vnfd:vnfd-catalog']['vnfd'][0])
 187         port1_v6 = generic_vn_f._get_port1localip6()
 188         expected = '0064:ff9b:0:0:0:0:9810:2814'
 189         self.assertEqual(expected, port1_v6)
 190
 191     def test_get_port0prefixip6(self):
 192         generic_vn_f = GenericVNF(self.VNFD['vnfd:vnfd-catalog']['vnfd'][0])
 193         port0_v6 = generic_vn_f._get_port0prefixlen6()
 194         self.assertEqual('112', port0_v6)
 195
 196     def test_get_port1prefixip6(self):
 197         generic_vn_f = GenericVNF(self.VNFD['vnfd:vnfd-catalog']['vnfd'][0])
 198         port1_v6 = generic_vn_f._get_port1prefixlen6()
 199         self.assertEqual('112', port1_v6)
 200
 201     def test_get_port0gateway6(self):
 202         generic_vn_f = GenericVNF(self.VNFD['vnfd:vnfd-catalog']['vnfd'][0])
 203         port0_v6 = generic_vn_f._get_port0gateway6()
 204         self.assertEqual('0064:ff9b:0:0:0:0:9810:6414', port0_v6)
 205
 206     def test_get_port1gateway6(self):
 207         generic_vn_f = GenericVNF(self.VNFD['vnfd:vnfd-catalog']['vnfd'][0])
 208         port1_v6 = generic_vn_f._get_port1gateway6()
 209         self.assertEqual('0064:ff9b:0:0:0:0:9810:2814', port1_v6)
 210
 211     def test_get_dpdk_port_num(self):
 212         generic_vn_f = GenericVNF(self.VNFD['vnfd:vnfd-catalog']['vnfd'][0])
 213         port_num = generic_vn_f._get_dpdk_port_num('xe0')
 214         self.assertEqual('0', port_num)
 215
 216     def test__get_kpi_definition(self):
 217         vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 218         generic_vn_f = GenericVNF(vnfd)
 219         kpi = \
 220             generic_vn_f._get_kpi_definition(vnfd)
 221         self.assertEqual(kpi, ['packets_in', 'packets_fwd', 'packets_dropped'])
 222
 223     def test_instantiate(self):
 224         generic_vn_f = GenericVNF(self.VNFD['vnfd:vnfd-catalog']['vnfd'][0])
 225         self.assertRaises(NotImplementedError,
 226                           generic_vn_f.instantiate, {}, {})
 227
 228     def test_scale(self):
 229         generic_vn_f = GenericVNF(self.VNFD['vnfd:vnfd-catalog']['vnfd'][0])
 230         self.assertRaises(NotImplementedError, generic_vn_f.scale)
 231
 232     def test_terminate(self):
 233         generic_vn_f = GenericVNF(self.VNFD['vnfd:vnfd-catalog']['vnfd'][0])
 234         self.assertRaises(NotImplementedError, generic_vn_f.terminate)
 235
 236
 237 class TestGenericTrafficGen(unittest.TestCase):
 238     def test___init__(self):
 239         vnfd = TestGenericVNF.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 240         generic_traffic_gen = \
 241             GenericTrafficGen(vnfd)
 242         assert generic_traffic_gen.name == "tgen__1"
 243
 244     def test_listen_traffic(self):
 245         vnfd = TestGenericVNF.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 246         generic_traffic_gen = \
 247             GenericTrafficGen(vnfd)
 248         traffic_profile = {}
 249         self.assertIsNone(generic_traffic_gen.listen_traffic(traffic_profile))
 250
 251     def test_run_traffic(self):
 252         vnfd = TestGenericVNF.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 253         generic_traffic_gen = \
 254             GenericTrafficGen(vnfd)
 255         traffic_profile = {}
 256         self.assertRaises(NotImplementedError,
 257                           generic_traffic_gen.run_traffic, traffic_profile)
 258
 259     def test_terminate(self):
 260         vnfd = TestGenericVNF.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 261         generic_traffic_gen = \
 262             GenericTrafficGen(vnfd)
 263         self.assertRaises(NotImplementedError, generic_traffic_gen.terminate)
 264
 265     def test_verify_traffic(self):
 266         vnfd = TestGenericVNF.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
 267         generic_traffic_gen = \
 268             GenericTrafficGen(vnfd)
 269         traffic_profile = {}
 270         self.assertIsNone(generic_traffic_gen.verify_traffic(traffic_profile))