# Copyright (c) 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. # import unittest import mock from tests.unit.network_services.vnf_generic.vnf.test_base import mock_ssh from tests.unit import STL_MOCKS SSH_HELPER = 'yardstick.network_services.vnf_generic.vnf.sample_vnf.VnfSshHelper' NAME = 'vnf__1' STLClient = mock.MagicMock() stl_patch = mock.patch.dict("sys.modules", STL_MOCKS) stl_patch.start() if stl_patch: from yardstick.network_services.vnf_generic.vnf.tg_prox import ProxTrafficGen from yardstick.network_services.traffic_profile.base import TrafficProfile @mock.patch('yardstick.network_services.vnf_generic.vnf.prox_helpers.time') class TestProxTrafficGen(unittest.TestCase): VNFD0 = { 'short-name': 'ProxVnf', 'vdu': [ { 'routing_table': [ { 'network': '152.16.100.20', 'netmask': '255.255.255.0', 'gateway': '152.16.100.20', 'if': 'xe0', }, { 'network': '152.16.40.20', 'netmask': '255.255.255.0', 'gateway': '152.16.40.20', 'if': 'xe1', }, ], 'description': 'PROX approximation using DPDK', 'name': 'proxvnf-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': 'proxvnf-baremetal', 'external-interface': [ { 'virtual-interface': { 'dst_mac': '00:00:00:00:00:04', 'vpci': '0000:05:00.0', 'local_ip': '152.16.100.19', 'type': 'PCI-PASSTHROUGH', 'vld_id': '', 'netmask': '255.255.255.0', 'dpdk_port_num': 0, 'bandwidth': '10 Gbps', 'driver': "i40e", 'dst_ip': '152.16.100.20', 'local_iface_name': 'xe0', 'local_mac': '00:00:00:00:00:02', }, 'vnfd-connection-point-ref': 'xe0', 'name': 'xe0', }, { 'virtual-interface': { 'dst_mac': '00:00:00:00:00:03', 'vpci': '0000:05:00.1', 'local_ip': '152.16.40.19', 'type': 'PCI-PASSTHROUGH', 'vld_id': '', 'driver': "i40e", 'netmask': '255.255.255.0', 'dpdk_port_num': 1, 'bandwidth': '10 Gbps', 'dst_ip': '152.16.40.20', 'local_iface_name': 'xe1', 'local_mac': '00:00:00:00:00:01', }, 'vnfd-connection-point-ref': 'xe1', 'name': 'xe1', }, ], }, ], 'description': 'PROX approximation using DPDK', 'mgmt-interface': { 'vdu-id': 'proxvnf-baremetal', 'host': '1.2.1.1', 'password': 'r00t', 'user': 'root', 'ip': '1.2.1.1', }, 'benchmark': { 'kpi': [ 'packets_in', 'packets_fwd', 'packets_dropped', ], }, 'connection-point': [ { 'type': 'VPORT', 'name': 'xe0', }, { 'type': 'VPORT', 'name': 'xe1', }, ], 'id': 'ProxApproxVnf', 'name': 'ProxVnf', } VNFD = { 'vnfd:vnfd-catalog': { 'vnfd': [ VNFD0, ], }, } SCENARIO_CFG = { 'task_path': "", 'nodes': { 'tg__1': 'trafficgen_1.yardstick', 'vnf__1': 'vnf.yardstick'}, 'runner': { 'duration': 600, 'type': 'Duration'}, 'topology': 'prox-tg-topology-2.yaml', 'traffic_profile': '../../traffic_profiles/prox_binsearch.yaml', 'type': 'NSPerf', 'options': { 'tg__1': {'prox_args': {'-e': '', '-t': ''}, 'prox_config': 'configs/l3-gen-2.cfg', 'prox_path': '/root/dppd-PROX-v035/build/prox'}, 'vnf__1': { 'prox_args': {'-t': ''}, 'prox_config': 'configs/l3-swap-2.cfg', 'prox_path': '/root/dppd-PROX-v035/build/prox'}}} CONTEXT_CFG = { 'nodes': { 'tg__2': { 'member-vnf-index': '3', 'role': 'TrafficGen', 'name': 'trafficgen_2.yardstick', 'vnfd-id-ref': 'tg__2', 'ip': '1.2.1.1', 'interfaces': { 'xe0': { 'local_iface_name': 'ens513f0', 'vld_id': ProxTrafficGen.DOWNLINK, 'netmask': '255.255.255.0', 'local_ip': '152.16.40.20', 'dst_mac': '00:00:00:00:00:01', 'local_mac': '00:00:00:00:00:03', 'dst_ip': '152.16.40.19', 'driver': 'ixgbe', 'vpci': '0000:02:00.0', 'dpdk_port_num': 0, }, 'xe1': { 'local_iface_name': 'ens513f1', 'netmask': '255.255.255.0', 'network': '202.16.100.0', 'local_ip': '202.16.100.20', 'local_mac': '00:1e:67:d0:60:5d', 'driver': 'ixgbe', 'vpci': '0000:02:00.1', 'dpdk_port_num': 1, }, }, 'password': 'r00t', 'VNF model': 'l3fwd_vnf.yaml', 'user': 'root', }, 'tg__1': { 'member-vnf-index': '1', 'role': 'TrafficGen', 'name': 'trafficgen_1.yardstick', 'vnfd-id-ref': 'tg__1', 'ip': '1.2.1.1', 'interfaces': { 'xe0': { 'local_iface_name': 'ens785f0', 'vld_id': ProxTrafficGen.UPLINK, 'netmask': '255.255.255.0', 'local_ip': '152.16.100.20', 'dst_mac': '00:00:00:00:00:02', 'local_mac': '00:00:00:00:00:04', 'dst_ip': '152.16.100.19', 'driver': 'i40e', 'vpci': '0000:05:00.0', 'dpdk_port_num': 0, }, 'xe1': { 'local_iface_name': 'ens785f1', 'netmask': '255.255.255.0', 'local_ip': '152.16.100.21', 'local_mac': '00:00:00:00:00:01', 'driver': 'i40e', 'vpci': '0000:05:00.1', 'dpdk_port_num': 1, }, }, 'password': 'r00t', 'VNF model': 'tg_rfc2544_tpl.yaml', 'user': 'root', }, 'vnf__1': { 'name': 'vnf.yardstick', 'vnfd-id-ref': 'vnf__1', 'ip': '1.2.1.1', 'interfaces': { 'xe0': { 'local_iface_name': 'ens786f0', 'vld_id': ProxTrafficGen.UPLINK, 'netmask': '255.255.255.0', 'local_ip': '152.16.100.19', 'dst_mac': '00:00:00:00:00:04', 'local_mac': '00:00:00:00:00:02', 'dst_ip': '152.16.100.20', 'driver': 'i40e', 'vpci': '0000:05:00.0', 'dpdk_port_num': 0, }, 'xe1': { 'local_iface_name': 'ens786f1', 'vld_id': ProxTrafficGen.DOWNLINK, 'netmask': '255.255.255.0', 'local_ip': '152.16.40.19', 'dst_mac': '00:00:00:00:00:03', 'local_mac': '00:00:00:00:00:01', 'dst_ip': '152.16.40.20', 'driver': 'i40e', 'vpci': '0000:05:00.1', 'dpdk_port_num': 1, }, }, 'routing_table': [ { 'netmask': '255.255.255.0', 'gateway': '152.16.100.20', 'network': '152.16.100.20', 'if': 'xe0', }, { 'netmask': '255.255.255.0', 'gateway': '152.16.40.20', 'network': '152.16.40.20', 'if': 'xe1', }, ], 'member-vnf-index': '2', 'host': '1.2.1.1', 'role': 'vnf', 'user': 'root', 'nd_route_tbl': [ { 'netmask': '112', 'gateway': '0064:ff9b:0:0:0:0:9810:6414', 'network': '0064:ff9b:0:0:0:0:9810:6414', 'if': 'xe0', }, { 'netmask': '112', 'gateway': '0064:ff9b:0:0:0:0:9810:2814', 'network': '0064:ff9b:0:0:0:0:9810:2814', 'if': 'xe1', }, ], 'password': 'r00t', 'VNF model': 'prox_vnf.yaml', }, }, } TRAFFIC_PROFILE = { 'description': 'Binary search for max no-drop throughput over given packet sizes', 'name': 'prox_binsearch', 'schema': 'nsb:traffic_profile:0.1', 'traffic_profile': { 'duration': 5, 'lower_bound': 0.0, 'packet_sizes': [64, 65], 'test_precision': 1.0, 'tolerated_loss': 0.0, 'traffic_type': 'ProxBinSearchProfile', 'upper_bound': 100.0}} @mock.patch(SSH_HELPER) def test___init__(self, ssh, *args): mock_ssh(ssh) prox_traffic_gen = ProxTrafficGen(NAME, self.VNFD0) self.assertIsNone(prox_traffic_gen._tg_process) self.assertIsNone(prox_traffic_gen._traffic_process) @mock.patch(SSH_HELPER) def test_collect_kpi(self, ssh, *args): mock_ssh(ssh) prox_traffic_gen = ProxTrafficGen(NAME, self.VNFD0) prox_traffic_gen._vnf_wrapper.resource_helper.resource = mock.MagicMock( **{"check_if_sa_running.return_value": [False]}) prox_traffic_gen._vnf_wrapper.vnf_execute = mock.Mock(return_value="") self.assertEqual({}, prox_traffic_gen.collect_kpi()) @mock.patch('yardstick.network_services.vnf_generic.vnf.prox_helpers.find_relative_file') @mock.patch( 'yardstick.network_services.vnf_generic.vnf.sample_vnf.CpuSysCores') @mock.patch(SSH_HELPER) def bad_test_instantiate(self, ssh, mock_cpu_sys_cores, *args): mock_ssh(ssh) mock_cpu_sys_cores.get_core_socket.return_value = {'0': '01234'} mock_traffic_profile = mock.Mock(autospec=TrafficProfile) mock_traffic_profile.get_traffic_definition.return_value = "64" mock_traffic_profile.params = self.TRAFFIC_PROFILE vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0] prox_traffic_gen = ProxTrafficGen(NAME, vnfd) ssh_helper = mock.MagicMock( **{"execute.return_value": (0, "", ""), "bin_path": ""}) prox_traffic_gen.ssh_helper = ssh_helper prox_traffic_gen.setup_helper.dpdk_bind_helper.ssh_helper = ssh_helper prox_traffic_gen.setup_helper._setup_resources = mock.MagicMock() prox_traffic_gen.setup_hugepages = mock.MagicMock() prox_traffic_gen.generate_prox_config_file = mock.MagicMock() prox_traffic_gen.upload_prox_config = mock.MagicMock() prox_traffic_gen.setup_helper._find_used_drivers = mock.MagicMock() prox_traffic_gen.setup_helper.used_drivers = {} prox_traffic_gen.setup_helper.bound_pci = [] prox_traffic_gen._start_server = mock.Mock(return_value=0) prox_traffic_gen._tg_process = mock.MagicMock() prox_traffic_gen._tg_process.start = mock.Mock() prox_traffic_gen._tg_process.exitcode = 0 prox_traffic_gen._tg_process._is_alive = mock.Mock(return_value=1) prox_traffic_gen.ssh_helper = mock.MagicMock() prox_traffic_gen.resource_helper.ssh_helper = mock.MagicMock() scenario_cfg = { 'task_path': '', 'options': {'tg__1': {'prox_args': {'-e': '', '-t': ''}, 'prox_config': 'configs/l3-gen-2.cfg', 'prox_path': '/root/dppd-PROX-v035/build/prox'}, 'vnf__1': {'prox_args': {'-t': ''}, 'prox_config': 'configs/l3-swap-2.cfg', 'prox_path': '/root/dppd-PROX-v035/build/prox'} } } prox_traffic_gen.instantiate(scenario_cfg, {}) @mock.patch(SSH_HELPER) def test__traffic_runner(self, ssh, *args): mock_ssh(ssh) mock_traffic_profile = mock.Mock(autospec=TrafficProfile) mock_traffic_profile.get_traffic_definition.return_value = "64" mock_traffic_profile.execute_traffic.return_value = "64" mock_traffic_profile.params = self.TRAFFIC_PROFILE vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0] sut = ProxTrafficGen(NAME, vnfd) sut._get_socket = mock.MagicMock() sut.ssh_helper = mock.Mock() sut.ssh_helper.run = mock.Mock() sut.setup_helper.prox_config_dict = {} sut._connect_client = mock.Mock(autospec=STLClient) sut._connect_client.get_stats = mock.Mock(return_value="0") sut._traffic_runner(mock_traffic_profile) @mock.patch('yardstick.network_services.vnf_generic.vnf.prox_helpers.socket') @mock.patch(SSH_HELPER) def test_listen_traffic(self, ssh, *args): mock_ssh(ssh) vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0] prox_traffic_gen = ProxTrafficGen(NAME, vnfd) self.assertIsNone(prox_traffic_gen.listen_traffic(mock.Mock())) @mock.patch('yardstick.network_services.vnf_generic.vnf.prox_helpers.socket') @mock.patch(SSH_HELPER) def test_terminate(self, ssh, *args): mock_ssh(ssh) vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0] prox_traffic_gen = ProxTrafficGen(NAME, vnfd) prox_traffic_gen._terminated = mock.MagicMock() prox_traffic_gen._traffic_process = mock.MagicMock() prox_traffic_gen._traffic_process.terminate = mock.Mock() prox_traffic_gen.ssh_helper = mock.MagicMock() prox_traffic_gen.setup_helper = mock.MagicMock() prox_traffic_gen.resource_helper = mock.MagicMock() prox_traffic_gen._vnf_wrapper.setup_helper = mock.MagicMock() prox_traffic_gen._vnf_wrapper._vnf_process = mock.MagicMock() prox_traffic_gen._vnf_wrapper.resource_helper = mock.MagicMock() self.assertEqual(None, prox_traffic_gen.terminate())