tests/unit/network_services/nfvi/test_resource.py

   1 # Copyright (c) 2016-2017 Intel Corporation
   2 #
   3 # Licensed under the Apache License, Version 2.0 (the "License");
   4 # you may not use this file except in compliance with the License.
   5 # You may obtain a copy of the License at
   6 #
   7 #      http://www.apache.org/licenses/LICENSE-2.0
   8 #
   9 # Unless required by applicable law or agreed to in writing, software
  10 # distributed under the License is distributed on an "AS IS" BASIS,
  11 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  12 # See the License for the specific language governing permissions and
  13 # limitations under the License.
  14
  15 from __future__ import absolute_import
  16 import unittest
  17 import mock
  18
  19 from yardstick.network_services.nfvi.resource import ResourceProfile
  20 from yardstick.network_services.nfvi import resource, collectd
  21
  22
  23 class TestResourceProfile(unittest.TestCase):
  24     VNFD = {'vnfd:vnfd-catalog':
  25             {'vnfd':
  26              [{'short-name': 'VpeVnf',
  27                'vdu':
  28                [{'routing_table':
  29                  [{'network': '172.16.100.20',
  30                    'netmask': '255.255.255.0',
  31                    'gateway': '172.16.100.20',
  32                    'if': 'xe0'},
  33                   {'network': '172.16.40.20',
  34                    'netmask': '255.255.255.0',
  35                    'gateway': '172.16.40.20',
  36                    'if': 'xe1'}],
  37                  'description': 'VPE approximation using DPDK',
  38                  'name': 'vpevnf-baremetal',
  39                  'nd_route_tbl':
  40                  [{'network': '0064:ff9b:0:0:0:0:9810:6414',
  41                    'netmask': '112',
  42                    'gateway': '0064:ff9b:0:0:0:0:9810:6414',
  43                    'if': 'xe0'},
  44                   {'network': '0064:ff9b:0:0:0:0:9810:2814',
  45                    'netmask': '112',
  46                    'gateway': '0064:ff9b:0:0:0:0:9810:2814',
  47                    'if': 'xe1'}],
  48                  'id': 'vpevnf-baremetal',
  49                  'external-interface':
  50                  [{'virtual-interface':
  51                    {'dst_mac': '3c:fd:fe:9e:64:38',
  52                     'vpci': '0000:05:00.0',
  53                     'local_ip': '172.16.100.19',
  54                     'type': 'PCI-PASSTHROUGH',
  55                     'netmask': '255.255.255.0',
  56                     'dpdk_port_num': 0,
  57                     'bandwidth': '10 Gbps',
  58                     'dst_ip': '172.16.100.20',
  59                     'local_mac': '3c:fd:fe:a1:2b:80'},
  60                    'vnfd-connection-point-ref': 'xe0',
  61                    'name': 'xe0'},
  62                   {'virtual-interface':
  63                    {'dst_mac': '00:1e:67:d0:60:5c',
  64                     'vpci': '0000:05:00.1',
  65                     'local_ip': '172.16.40.19',
  66                     'type': 'PCI-PASSTHROUGH',
  67                     'netmask': '255.255.255.0',
  68                     'dpdk_port_num': 1,
  69                     'bandwidth': '10 Gbps',
  70                     'dst_ip': '172.16.40.20',
  71                     'local_mac': '3c:fd:fe:a1:2b:81'},
  72                    'vnfd-connection-point-ref': 'xe1',
  73                    'name': 'xe1'}]}],
  74                'description': 'Vpe approximation using DPDK',
  75                'mgmt-interface':
  76                    {'vdu-id': 'vpevnf-baremetal',
  77                     'host': '127.0.0.1',
  78                     'password': 'r00t',
  79                     'user': 'root',
  80                     'ip': '127.0.0.1'},
  81                'benchmark':
  82                    {'kpi': ['packets_in', 'packets_fwd', 'packets_dropped']},
  83                'connection-point': [{'type': 'VPORT', 'name': 'xe0'},
  84                                     {'type': 'VPORT', 'name': 'xe1'}],
  85                'id': 'VpeApproxVnf', 'name': 'VPEVnfSsh'}]}}
  86
  87     def setUp(self):
  88         with mock.patch("yardstick.ssh.AutoConnectSSH") as ssh:
  89             self.ssh_mock = mock.Mock(autospec=ssh.SSH)
  90             self.ssh_mock.execute = \
  91                 mock.Mock(return_value=(0, {}, ""))
  92             ssh.from_node.return_value = self.ssh_mock
  93
  94             mgmt = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]['mgmt-interface']
  95             # interfaces = \
  96             #    self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]['vdu'][0]['external-interface']
  97             port_names = \
  98                 self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]['vdu'][0]['external-interface']
  99             self.resource_profile = \
 100                 ResourceProfile(mgmt, port_names, [1, 2, 3])
 101             self.resource_profile.connection = self.ssh_mock
 102
 103     def test___init__(self):
 104         self.assertEqual(True, self.resource_profile.enable)
 105
 106     def test_check_if_sa_running(self):
 107         self.assertEqual(self.resource_profile.check_if_sa_running("collectd"),
 108                          (True, {}))
 109
 110     def test_get_cpu_data(self):
 111         reskey = ["", "cpufreq", "cpufreq-0"]
 112         value = "metric:10"
 113         val = self.resource_profile.get_cpu_data(reskey[1], reskey[2], value)
 114         self.assertIsNotNone(val)
 115
 116     def test_get_cpu_data_error(self):
 117         reskey = ["", "", ""]
 118         value = "metric:10"
 119         val = self.resource_profile.get_cpu_data(reskey[0], reskey[1], value)
 120         self.assertEqual(val, ('error', 'Invalid', '', ''))
 121
 122     def test__start_collectd(self):
 123             self.assertIsNone(
 124                 self.resource_profile._start_collectd(self.ssh_mock, "/opt/nsb_bin"))
 125
 126     def test__prepare_collectd_conf(self):
 127             self.assertIsNone(
 128                 self.resource_profile._prepare_collectd_conf("/opt/nsb_bin"))
 129
 130
 131     @mock.patch("yardstick.network_services.nfvi.resource.open")
 132     @mock.patch("yardstick.network_services.nfvi.resource.os")
 133     def test__provide_config_file(self, mock_open, mock_os):
 134         loadplugin = range(5)
 135         port_names = range(5)
 136         kwargs = {
 137             "interval": '25',
 138             "loadplugin": loadplugin,
 139             "port_names": port_names,
 140         }
 141         self.resource_profile._provide_config_file("/opt/nsb_bin", "collectd.conf", kwargs)
 142         self.ssh_mock.execute.assert_called_once()
 143
 144
 145     @mock.patch("yardstick.network_services.nfvi.resource.open")
 146     def test_initiate_systemagent(self, mock_open):
 147         self.resource_profile._start_collectd = mock.Mock()
 148         self.assertIsNone(
 149             self.resource_profile.initiate_systemagent("/opt/nsb_bin"))
 150
 151     def test__parse_hugepages(self):
 152         reskey = ["cpu", "cpuFreq"]
 153         value = "timestamp:12345"
 154         res = self.resource_profile.parse_hugepages(reskey, value)
 155         self.assertEqual({'cpu/cpuFreq': '12345'}, res)
 156
 157     def test__parse_dpdkstat(self):
 158         reskey = ["dpdk0", "0"]
 159         value = "tx:12345"
 160         res = self.resource_profile.parse_dpdkstat(reskey, value)
 161         self.assertEqual({'dpdk0/0': '12345'}, res)
 162
 163     def test__parse_virt(self):
 164         reskey = ["vm0", "cpu"]
 165         value = "load:45"
 166         res = self.resource_profile.parse_virt(reskey, value)
 167         self.assertEqual({'vm0/cpu': '45'}, res)
 168
 169     def test__parse_ovs_stats(self):
 170         reskey = ["ovs", "stats"]
 171         value = "tx:45"
 172         res = self.resource_profile.parse_ovs_stats(reskey, value)
 173         self.assertEqual({'ovs/stats': '45'}, res)
 174
 175     def test_parse_collectd_result(self):
 176         res = self.resource_profile.parse_collectd_result({}, [0, 1, 2])
 177         expected_result = {'cpu': {}, 'dpdkstat': {}, 'hugepages': {},
 178                            'memory': {}, 'ovs_stats': {}, 'timestamp': '',
 179                            'intel_pmu': {},
 180                            'virt': {}}
 181         self.assertDictEqual(res, expected_result)
 182
 183     def test_parse_collectd_result_cpu(self):
 184         metric = {"nsb_stats/cpu/0/ipc": "101"}
 185         self.resource_profile.get_cpu_data = mock.Mock(return_value=[1,
 186                                                                      "ipc",
 187                                                                      "1234",
 188                                                                      ""])
 189         res = self.resource_profile.parse_collectd_result(metric, [0, 1, 2])
 190         expected_result = {'cpu': {1: {'ipc': '1234'}}, 'dpdkstat': {}, 'hugepages': {},
 191                            'memory': {}, 'ovs_stats': {}, 'timestamp': '',
 192                            'intel_pmu': {},
 193                            'virt': {}}
 194         self.assertDictEqual(res, expected_result)
 195
 196     def test_parse_collectd_result_memory(self):
 197         metric = {"nsb_stats/memory/bw": "101"}
 198         res = self.resource_profile.parse_collectd_result(metric, [0, 1, 2])
 199         expected_result = {'cpu': {}, 'dpdkstat': {}, 'hugepages': {},
 200                            'memory': {'bw': '101'}, 'ovs_stats': {}, 'timestamp': '',
 201                            'intel_pmu': {},
 202                            'virt': {}}
 203         self.assertDictEqual(res, expected_result)
 204
 205     def test_parse_collectd_result_hugepage(self):
 206         # amqp returns bytes
 207         metric = {b"nsb_stats/hugepages/free": b"101"}
 208         self.resource_profile.parse_hugepages = \
 209         mock.Mock(return_value={"free": "101"})
 210         res = self.resource_profile.parse_collectd_result(metric, [0, 1, 2])
 211         expected_result = {'cpu': {}, 'dpdkstat': {}, 'hugepages': {'free': '101'},
 212                            'memory': {}, 'ovs_stats': {}, 'timestamp': '',
 213                            'intel_pmu': {},
 214                            'virt': {}}
 215         self.assertDictEqual(res, expected_result)
 216
 217     def test_parse_collectd_result_dpdk_virt_ovs(self):
 218         metric = {b"nsb_stats/dpdkstat/tx": b"101",
 219                   b"nsb_stats/ovs_stats/tx": b"101",
 220                   b"nsb_stats/virt/virt/memory": b"101"}
 221         self.resource_profile.parse_dpdkstat = \
 222             mock.Mock(return_value={"tx": "101"})
 223         self.resource_profile.parse_virt = \
 224             mock.Mock(return_value={"memory": "101"})
 225         self.resource_profile.parse_ovs_stats = \
 226             mock.Mock(return_value={"tx": "101"})
 227         res = self.resource_profile.parse_collectd_result(metric, [0, 1, 2])
 228         expected_result = {'cpu': {}, 'dpdkstat': {'tx': '101'}, 'hugepages': {},
 229                            'memory': {}, 'ovs_stats': {'tx': '101'}, 'timestamp': '',
 230                            'intel_pmu': {},
 231                            'virt': {'memory': '101'}}
 232         self.assertDictEqual(res, expected_result)
 233
 234     def test_amqp_process_for_nfvi_kpi(self):
 235         self.resource_profile.amqp_client = \
 236             mock.MagicMock(side_effect=[None, mock.MagicMock()])
 237         self.resource_profile.run_collectd_amqp = \
 238             mock.Mock(return_value=0)
 239         res = self.resource_profile.amqp_process_for_nfvi_kpi()
 240         self.assertEqual(None, res)
 241
 242     def test_amqp_collect_nfvi_kpi(self):
 243         self.resource_profile.amqp_client = \
 244             mock.MagicMock(side_effect=[None, mock.MagicMock()])
 245         self.resource_profile.run_collectd_amqp = \
 246             mock.Mock(return_value=0)
 247         self.resource_profile.parse_collectd_result = mock.Mock()
 248         res = self.resource_profile.amqp_collect_nfvi_kpi()
 249         self.assertIsNotNone(res)
 250
 251     def test_run_collectd_amqp(self):
 252         resource.AmqpConsumer = mock.Mock(autospec=collectd)
 253         self.assertIsNone(self.resource_profile.run_collectd_amqp())
 254
 255     def test_start(self):
 256         self.assertIsNone(self.resource_profile.start())
 257
 258     def test_stop(self):
 259         self.assertIsNone(self.resource_profile.stop())
 260
 261 if __name__ == '__main__':
 262     unittest.main()