# Copyright (c) 2016-2017 Intel Corporation # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. # from multiprocessing import Queue import multiprocessing import mock import unittest from yardstick.tests.unit.network_services.vnf_generic.vnf.test_base import mock_ssh from yardstick.benchmark.contexts import base as ctx_base from yardstick.network_services.vnf_generic.vnf.tg_ping import PingParser from yardstick.network_services.vnf_generic.vnf.tg_ping import PingTrafficGen from yardstick.network_services.vnf_generic.vnf.tg_ping import PingResourceHelper from yardstick.network_services.vnf_generic.vnf.tg_ping import PingSetupEnvHelper from yardstick.network_services.vnf_generic.vnf.vnf_ssh_helper import VnfSshHelper SSH_HELPER = "yardstick.network_services.vnf_generic.vnf.sample_vnf.VnfSshHelper" class TestPingResourceHelper(unittest.TestCase): def test___init__(self): setup_helper = mock.Mock() helper = PingResourceHelper(setup_helper) self.assertIsInstance(helper._queue, multiprocessing.queues.Queue) self.assertIsInstance(helper._parser, PingParser) def test_run_traffic(self): setup_helper = mock.Mock() traffic_profile = mock.Mock() traffic_profile.params = { 'traffic_profile': { 'frame_size': 64, }, } helper = PingResourceHelper(setup_helper) helper.cmd_kwargs = {'target_ip': '10.0.0.2', 'local_ip': '10.0.0.1', 'local_if_name': 'eth0', } helper.ssh_helper = mock.Mock() helper.run_traffic(traffic_profile) helper.ssh_helper.run.called_with('ping-s 64 10.0.0.2') class TestPingParser(unittest.TestCase): def test___init__(self): q_out = Queue() ping_parser = PingParser(q_out) self.assertIsNotNone(ping_parser.queue) def test_clear(self): sample_out = """ 64 bytes from 10.102.22.93: icmp_seq=3 ttl=64 time=0.296 ms """ q_out = Queue() ping_parser = PingParser(q_out) ping_parser.write(sample_out) ping_parser.clear() self.assertTrue(q_out.empty()) def test_close(self): q_out = Queue() ping_parser = PingParser(q_out) self.assertIsNone(ping_parser.close()) def test_write(self): sample_out = """ 64 bytes from 10.102.22.93: icmp_seq=3 ttl=64 time=0.296 ms """ q_out = Queue() ping_parser = PingParser(q_out) ping_parser.write(sample_out) self.assertEqual({"packets_received": 3.0, "rtt": 0.296}, q_out.get()) class TestPingTrafficGen(unittest.TestCase): VNFD_0_EXT_IF_0 = { 'virtual-interface': { 'dst_mac': '00:00:00:00:00:04', 'vpci': '0000:05:00.0', 'local_ip': u'152.16.100.19', 'type': 'PCI-PASSTHROUGH', 'netmask': '255.255.255.0', 'bandwidth': '10 Gbps', 'driver': "i40e", 'dst_ip': u'152.16.100.20', 'local_iface_name': 'xe0', 'local_mac': '00:00:00:00:00:02', }, 'vnfd-connection-point-ref': 'xe0', 'name': 'xe0', } VNFD_0_EXT_IF_1 = { 'virtual-interface': { 'dst_mac': '00:00:00:00:00:03', 'vpci': '0000:05:00.1', 'local_ip': u'152.16.40.19', 'type': 'PCI-PASSTHROUGH', 'driver': "i40e", 'netmask': '255.255.255.0', 'bandwidth': '10 Gbps', 'dst_ip': u'152.16.40.20', 'local_iface_name': 'xe1', 'local_mac': '00:00:00:00:00:01', }, 'vnfd-connection-point-ref': 'xe1', 'name': 'xe1', } VNFD_0_EXT_IF_LIST = [ VNFD_0_EXT_IF_0, VNFD_0_EXT_IF_1, ] VNFD_0 = { 'short-name': 'VpeVnf', 'vdu': [ { 'routing_table': [ { 'network': u'152.16.100.20', 'netmask': u'255.255.255.0', 'gateway': u'152.16.100.20', 'if': 'xe0', }, { 'network': u'152.16.40.20', 'netmask': u'255.255.255.0', 'gateway': u'152.16.40.20', 'if': 'xe1', }, ], 'description': 'VPE approximation using DPDK', 'name': 'vpevnf-baremetal', 'nd_route_tbl': [ { 'network': '0064:ff9b:0:0:0:0:9810:6414', 'netmask': '112', 'gateway': '0064:ff9b:0:0:0:0:9810:6414', 'if': 'xe0', }, { 'network': '0064:ff9b:0:0:0:0:9810:2814', 'netmask': '112', 'gateway': '0064:ff9b:0:0:0:0:9810:2814', 'if': 'xe1', }, ], 'id': 'vpevnf-baremetal', 'external-interface': VNFD_0_EXT_IF_LIST, }, ], 'description': 'Vpe approximation using DPDK', 'mgmt-interface': { 'vdu-id': 'vpevnf-baremetal', 'host': '1.1.1.1', 'password': 'r00t', 'user': 'root', 'ip': '1.1.1.1', }, 'benchmark': { 'kpi': [ 'packets_in', 'packets_fwd', 'packets_dropped', ], }, 'connection-point': [ { 'type': 'VPORT', 'name': 'xe0', }, { 'type': 'VPORT', 'name': 'xe1', }, ], 'id': 'VpeApproxVnf', 'name': 'VPEVnfSsh', } VNFD = { 'vnfd:vnfd-catalog': { 'vnfd': [ VNFD_0, ], }, } TRAFFIC_PROFILE = { "schema": "isb:traffic_profile:0.1", "name": "fixed", "description": "Fixed traffic profile to run UDP traffic", "traffic_profile": { "traffic_type": "FixedTraffic", "frame_rate": 100, # pps "flow_number": 10, "frame_size": 64, }, } CMD_KWARGS = { 'target_ip': u'152.16.100.20', 'local_ip': u'152.16.100.19', 'local_if_name': u'xe0_fake', } @mock.patch("yardstick.ssh.SSH") def test___init__(self, ssh): ssh.from_node.return_value.execute.return_value = 0, "success", "" ping_traffic_gen = PingTrafficGen('vnf1', self.VNFD_0, 'task_id') self.assertIsInstance(ping_traffic_gen.setup_helper, PingSetupEnvHelper) self.assertIsInstance(ping_traffic_gen.resource_helper, PingResourceHelper) self.assertEqual(ping_traffic_gen._result, {}) @mock.patch("yardstick.ssh.SSH") def test__bind_device_kernel_with_failure(self, ssh): mock_ssh(ssh) execute_result_data = [ (1, 'bad stdout messages', 'error messages'), (0, '', ''), (0, 'if_name_1', ''), (0, 'if_name_2', ''), ] ssh.from_node.return_value.execute.side_effect = iter(execute_result_data) ping_traffic_gen = PingTrafficGen('vnf1', self.VNFD_0, 'task_id') ext_ifs = ping_traffic_gen.vnfd_helper.interfaces self.assertNotEqual(ext_ifs[0]['virtual-interface']['local_iface_name'], 'if_name_1') self.assertNotEqual(ext_ifs[1]['virtual-interface']['local_iface_name'], 'if_name_2') @mock.patch.object(ctx_base.Context, 'get_physical_node_from_server', return_value='mock_node') @mock.patch("yardstick.ssh.SSH") def test_collect_kpi(self, ssh, *args): mock_ssh(ssh, exec_result=(0, "success", "")) ping_traffic_gen = PingTrafficGen('vnf1', self.VNFD_0, 'task_id') ping_traffic_gen.scenario_helper.scenario_cfg = { 'nodes': {ping_traffic_gen.name: "mock"} } ping_traffic_gen._queue = Queue() ping_traffic_gen._queue.put({}) expected = { 'physical_node': 'mock_node', 'collect_stats': {} } # NOTE: Why we check _result but not collect_kpi() return value # self.assertEqual(ping_traffic_gen._result, {}) self.assertEqual(ping_traffic_gen.collect_kpi(), expected) @mock.patch(SSH_HELPER) def test_instantiate(self, ssh): mock_ssh(ssh, spec=VnfSshHelper, exec_result=(0, "success", "")) ping_traffic_gen = PingTrafficGen('vnf1', self.VNFD_0, 'task_id') ping_traffic_gen.setup_helper.ssh_helper = mock.MagicMock( **{"execute.return_value": (0, "xe0_fake", "")}) self.assertIsInstance(ping_traffic_gen.ssh_helper, mock.Mock) self.assertEqual(ping_traffic_gen._result, {}) self.assertIsNone(ping_traffic_gen.instantiate({}, {})) self.assertEqual( ping_traffic_gen.vnfd_helper.interfaces[0]['virtual-interface']['local_iface_name'], 'xe0_fake') self.assertEqual(self.CMD_KWARGS, ping_traffic_gen.resource_helper.cmd_kwargs) self.assertIsNotNone(ping_traffic_gen._result) def test_listen_traffic(self): ping_traffic_gen = PingTrafficGen('vnf1', self.VNFD_0, 'task_id') self.assertIsNone(ping_traffic_gen.listen_traffic({})) @mock.patch("yardstick.ssh.SSH") def test_terminate(self, ssh): ssh.from_node.return_value.execute.return_value = 0, "success", "" ssh.from_node.return_value.run.return_value = 0, "success", "" ping_traffic_gen = PingTrafficGen('vnf1', self.VNFD_0, 'task_id') self.assertIsNone(ping_traffic_gen.terminate())