1 # Copyright (c) 2016-2017 Intel Corporation
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
7 # http://www.apache.org/licenses/LICENSE-2.0
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.
22 from yardstick import ssh
23 from yardstick.common import utils
24 from yardstick.tests import STL_MOCKS
27 STLClient = mock.MagicMock()
28 stl_patch = mock.patch.dict("sys.modules", STL_MOCKS)
32 from yardstick.network_services.vnf_generic.vnf.tg_ixload import IxLoadTrafficGen
33 from yardstick.network_services.vnf_generic.vnf.tg_ixload import IxLoadResourceHelper
34 from yardstick.network_services.traffic_profile.base import TrafficProfile
40 class TestIxLoadTrafficGen(unittest.TestCase):
41 VNFD = {'vnfd:vnfd-catalog':
43 [{'short-name': 'VpeVnf',
46 [{'network': '152.16.100.20',
47 'netmask': '255.255.255.0',
48 'gateway': '152.16.100.20',
50 {'network': '152.16.40.20',
51 'netmask': '255.255.255.0',
52 'gateway': '152.16.40.20',
54 'description': 'VPE approximation using DPDK',
55 'name': 'vpevnf-baremetal',
57 [{'network': '0064:ff9b:0:0:0:0:9810:6414',
59 'gateway': '0064:ff9b:0:0:0:0:9810:6414',
61 {'network': '0064:ff9b:0:0:0:0:9810:2814',
63 'gateway': '0064:ff9b:0:0:0:0:9810:2814',
65 'id': 'vpevnf-baremetal',
67 [{'virtual-interface':
68 {'dst_mac': '00:00:00:00:00:04',
69 'vpci': '0000:05:00.0',
70 'local_ip': '152.16.100.19',
71 'type': 'PCI-PASSTHROUGH',
72 'netmask': '255.255.255.0',
74 'bandwidth': '10 Gbps',
76 'dst_ip': '152.16.100.20',
77 'local_iface_name': 'xe0',
78 'local_mac': '00:00:00:00:00:02'},
79 'vnfd-connection-point-ref': 'xe0',
82 {'dst_mac': '00:00:00:00:00:03',
83 'vpci': '0000:05:00.1',
84 'local_ip': '152.16.40.19',
85 'type': 'PCI-PASSTHROUGH',
87 'netmask': '255.255.255.0',
89 'bandwidth': '10 Gbps',
90 'dst_ip': '152.16.40.20',
91 'local_iface_name': 'xe1',
92 'local_mac': '00:00:00:00:00:01'},
93 'vnfd-connection-point-ref': 'xe1',
95 'description': 'Vpe approximation using DPDK',
97 {'vdu-id': 'vpevnf-baremetal',
103 {'kpi': ['packets_in', 'packets_fwd', 'packets_dropped']},
104 'connection-point': [{'type': 'VPORT', 'name': 'xe0'},
105 {'type': 'VPORT', 'name': 'xe1'}],
106 'id': 'VpeApproxVnf', 'name': 'VPEVnfSsh'}]}}
109 "schema": "isb:traffic_profile:0.1",
111 "description": "Fixed traffic profile to run UDP traffic",
113 "traffic_type": "FixedTraffic",
114 "frame_rate": 100, # pps
119 self._mock_call = mock.patch.object(subprocess, "call")
120 self.mock_call = self._mock_call.start()
121 self._mock_open = mock.patch("yardstick.network_services.vnf_generic.vnf.tg_ixload.open")
122 self.mock_open = self._mock_open.start()
124 self.addCleanup(self._stop_mock)
126 def _stop_mock(self):
127 self._mock_call.stop()
128 self._mock_open.stop()
130 def test___init__(self):
131 with mock.patch("yardstick.ssh.SSH") as ssh:
132 ssh_mock = mock.Mock(autospec=ssh.SSH)
134 mock.Mock(return_value=(0, "", ""))
135 ssh.from_node.return_value = ssh_mock
136 vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
137 ixload_traffic_gen = IxLoadTrafficGen(NAME, vnfd)
138 self.assertIsNone(ixload_traffic_gen.resource_helper.data)
140 def test_collect_kpi(self):
141 with mock.patch("yardstick.ssh.SSH") as ssh:
142 ssh_mock = mock.Mock(autospec=ssh.SSH)
144 mock.Mock(return_value=(0, "", ""))
145 ssh.from_node.return_value = ssh_mock
146 vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
147 ixload_traffic_gen = IxLoadTrafficGen(NAME, vnfd)
148 ixload_traffic_gen.data = {}
149 restult = ixload_traffic_gen.collect_kpi()
150 self.assertEqual({}, restult)
152 def test_listen_traffic(self):
153 with mock.patch("yardstick.ssh.SSH") as ssh:
154 ssh_mock = mock.Mock(autospec=ssh.SSH)
156 mock.Mock(return_value=(0, "", ""))
157 ssh.from_node.return_value = ssh_mock
158 vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
159 ixload_traffic_gen = IxLoadTrafficGen(NAME, vnfd)
160 self.assertIsNone(ixload_traffic_gen.listen_traffic({}))
162 @mock.patch.object(utils, 'find_relative_file')
163 @mock.patch.object(utils, 'makedirs')
164 @mock.patch("yardstick.network_services.vnf_generic.vnf.tg_ixload.shutil")
165 def test_instantiate(self, *args):
166 with mock.patch("yardstick.ssh.SSH") as ssh:
167 ssh_mock = mock.Mock(autospec=ssh.SSH)
169 mock.Mock(return_value=(0, "", ""))
171 mock.Mock(return_value=(0, "", ""))
172 ssh.from_node.return_value = ssh_mock
173 vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
174 ixload_traffic_gen = IxLoadTrafficGen(NAME, vnfd)
175 scenario_cfg = {'tc': "nsb_test_case",
176 'ixia_profile': "ixload.cfg",
177 'task_path': "/path/to/task"}
178 ixload_traffic_gen.RESULTS_MOUNT = "/tmp/result"
179 scenario_cfg.update({'options': {'packetsize': 64, 'traffic_type': 4,
180 'rfc2544': {'allowed_drop_rate': '0.8 - 1'},
181 'vnf__1': {'rules': 'acl_1rule.yaml',
182 'vnf_config': {'lb_config': 'SW',
186 'worker_threads': 1}}
188 with mock.patch.object(six.moves.builtins, 'open',
189 create=True) as mock_open:
190 mock_open.return_value = mock.MagicMock()
191 ixload_traffic_gen.instantiate(scenario_cfg, {})
193 @mock.patch("yardstick.network_services.vnf_generic.vnf.tg_ixload.open")
194 @mock.patch("yardstick.network_services.vnf_generic.vnf.tg_ixload.min")
195 @mock.patch("yardstick.network_services.vnf_generic.vnf.tg_ixload.max")
196 @mock.patch("yardstick.network_services.vnf_generic.vnf.tg_ixload.len")
197 @mock.patch("yardstick.network_services.vnf_generic.vnf.tg_ixload.shutil")
198 def test_run_traffic(self, *args):
199 mock_traffic_profile = mock.Mock(autospec=TrafficProfile)
200 mock_traffic_profile.get_traffic_definition.return_value = "64"
201 mock_traffic_profile.params = self.TRAFFIC_PROFILE
202 with mock.patch("yardstick.ssh.SSH") as ssh:
203 ssh_mock = mock.Mock(autospec=ssh.SSH)
205 mock.Mock(return_value=(0, "", ""))
207 mock.Mock(return_value=(0, "", ""))
208 ssh.from_node.return_value = ssh_mock
209 vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
210 vnfd["mgmt-interface"].update({"tg-config": {}})
211 vnfd["mgmt-interface"]["tg-config"].update({"ixchassis":
213 vnfd["mgmt-interface"]["tg-config"].update({"py_bin_path":
215 sut = IxLoadTrafficGen(NAME, vnfd)
216 sut.connection = mock.Mock()
217 sut.connection.run = mock.Mock()
218 sut._traffic_runner = mock.Mock(return_value=0)
219 result = sut.run_traffic(mock_traffic_profile)
220 self.assertIsNone(result)
222 @mock.patch("yardstick.network_services.vnf_generic.vnf.tg_ixload.open")
223 @mock.patch("yardstick.network_services.vnf_generic.vnf.tg_ixload.min")
224 @mock.patch("yardstick.network_services.vnf_generic.vnf.tg_ixload.max")
225 @mock.patch("yardstick.network_services.vnf_generic.vnf.tg_ixload.len")
226 @mock.patch("yardstick.network_services.vnf_generic.vnf.tg_ixload.shutil")
227 def test_run_traffic_csv(self, *args):
228 mock_traffic_profile = mock.Mock(autospec=TrafficProfile)
229 mock_traffic_profile.get_traffic_definition.return_value = "64"
230 mock_traffic_profile.params = self.TRAFFIC_PROFILE
231 with mock.patch("yardstick.ssh.SSH") as ssh:
232 ssh_mock = mock.Mock(autospec=ssh.SSH)
234 mock.Mock(return_value=(0, "", ""))
236 mock.Mock(return_value=(0, "", ""))
237 ssh.from_node.return_value = ssh_mock
238 vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
239 vnfd["mgmt-interface"].update({"tg-config": {}})
240 vnfd["mgmt-interface"]["tg-config"].update({"ixchassis":
242 vnfd["mgmt-interface"]["tg-config"].update({"py_bin_path":
244 sut = IxLoadTrafficGen(NAME, vnfd)
245 sut.connection = mock.Mock()
246 sut.connection.run = mock.Mock()
247 sut._traffic_runner = mock.Mock(return_value=0)
248 subprocess.call(["touch", "/tmp/1.csv"])
249 sut.rel_bin_path = mock.Mock(return_value="/tmp/*.csv")
250 result = sut.run_traffic(mock_traffic_profile)
251 self.assertIsNone(result)
253 @mock.patch("yardstick.network_services.vnf_generic.vnf.tg_ixload.call")
254 @mock.patch.object(ssh, 'SSH')
255 def test_terminate(self, *args):
256 vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
257 ixload_traffic_gen = IxLoadTrafficGen(NAME, vnfd)
258 self.assertIsNone(ixload_traffic_gen.terminate())
260 @mock.patch("yardstick.ssh.SSH")
261 def test_parse_csv_read(self, mock_ssh):
262 vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
264 'HTTP Total Throughput (Kbps)': 1,
265 'HTTP Simulated Users': 2,
266 'HTTP Concurrent Connections': '3',
267 'HTTP Connection Rate': 4.3,
268 'HTTP Transaction Rate': True,
270 http_reader = [kpi_data]
272 mock_ssh_type = mock.Mock(autospec=mock_ssh.SSH)
273 mock_ssh_type.execute.return_value = 0, "", ""
274 mock_ssh.from_node.return_value = mock_ssh_type
276 ixload_traffic_gen = IxLoadTrafficGen(NAME, vnfd)
277 result = ixload_traffic_gen.resource_helper.result
279 ixload_traffic_gen.resource_helper.parse_csv_read(http_reader)
280 for key_left, key_right in IxLoadResourceHelper.KPI_LIST.items():
281 self.assertEqual(result[key_left][-1], int(kpi_data[key_right]))
283 @mock.patch("yardstick.ssh.SSH")
284 def test_parse_csv_read_value_error(self, mock_ssh):
285 vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
287 'HTTP Total Throughput (Kbps)': 1,
288 'HTTP Simulated Users': 2,
289 'HTTP Concurrent Connections': "not a number",
290 'HTTP Connection Rate': 4,
291 'HTTP Transaction Rate': 5,
294 mock_ssh_type = mock.Mock(autospec=mock_ssh.SSH)
295 mock_ssh_type.execute.return_value = 0, "", ""
296 mock_ssh.from_node.return_value = mock_ssh_type
298 ixload_traffic_gen = IxLoadTrafficGen(NAME, vnfd)
299 init_value = ixload_traffic_gen.resource_helper.result
301 ixload_traffic_gen.resource_helper.parse_csv_read(http_reader)
302 self.assertDictEqual(ixload_traffic_gen.resource_helper.result, init_value)
304 @mock.patch.object(ssh, 'SSH')
305 def test_parse_csv_read_error(self, mock_ssh):
306 vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
308 'HTTP Total Throughput (Kbps)': 1,
309 'HTTP Simulated Users': 2,
310 'HTTP Concurrent Connections': 3,
311 'HTTP Transaction Rate': 5,
314 mock_ssh_type = mock.Mock(autospec=mock_ssh.SSH)
315 mock_ssh_type.execute.return_value = 0, "", ""
316 mock_ssh.from_node.return_value = mock_ssh_type
318 ixload_traffic_gen = IxLoadTrafficGen(NAME, vnfd)
320 with self.assertRaises(KeyError):
321 ixload_traffic_gen.resource_helper.parse_csv_read(http_reader)