#!/usr/bin/env python # 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. # # Unittest for yardstick.network_services.vnf_generic.vnf.test_base from __future__ import absolute_import import unittest import os import mock from multiprocessing import Queue from yardstick.network_services.vnf_generic.vnf.base import \ QueueFileWrapper, GenericVNF, GenericTrafficGen from yardstick.ssh import SSH IP_PIPELINE_CFG_FILE_TPL = """ arp_route_tbl = ({port0_local_ip_hex},{port0_netmask_hex},1,""" """{port1_local_ip_hex}) ({port1_local_ip_hex},{port1_netmask_hex},0,""" """{port0_local_ip_hex})""" IP_PIPELINE_ND_CFG_FILE_TPL = """ nd_route_tbl = ({port1_dst_ip_hex6},""" """{port1_dst_netmask_hex6},1,{port1_dst_ip_hex6})""" _LOCAL_OBJECT = object() class FileAbsPath(object): def __init__(self, module_file): super(FileAbsPath, self).__init__() self.module_path = os.path.dirname(os.path.abspath(module_file)) def get_path(self, filename): file_path = os.path.join(self.module_path, filename) return file_path def mock_ssh(mock_ssh_type, spec=None, exec_result=_LOCAL_OBJECT, run_result=_LOCAL_OBJECT): if spec is None: spec = SSH if exec_result is _LOCAL_OBJECT: exec_result = 0, "", "" if run_result is _LOCAL_OBJECT: run_result = 0, "", "" mock_ssh_instance = mock.Mock(autospec=spec) mock_ssh_instance._get_client.return_value = mock.Mock() mock_ssh_instance.execute.return_value = exec_result mock_ssh_instance.run.return_value = run_result mock_ssh_type.from_node.return_value = mock_ssh_instance return mock_ssh_instance class TestQueueFileWrapper(unittest.TestCase): def setUp(self): self.prompt = "pipeline>" self.q_in = Queue() self.q_out = Queue() def test___init__(self): queue_file_wrapper = \ QueueFileWrapper(self.q_in, self.q_out, self.prompt) self.assertEqual(queue_file_wrapper.prompt, self.prompt) def test_clear(self): queue_file_wrapper = \ QueueFileWrapper(self.q_in, self.q_out, self.prompt) queue_file_wrapper.bufsize = 5 queue_file_wrapper.write("pipeline>") queue_file_wrapper.close() self.assertIsNone(queue_file_wrapper.clear()) self.assertIsNotNone(queue_file_wrapper.q_out.empty()) def test_close(self): queue_file_wrapper = \ QueueFileWrapper(self.q_in, self.q_out, self.prompt) self.assertEqual(None, queue_file_wrapper.close()) def test_read(self): queue_file_wrapper = \ QueueFileWrapper(self.q_in, self.q_out, self.prompt) queue_file_wrapper.q_in.put("pipeline>") self.assertEqual("pipeline>", queue_file_wrapper.read(20)) def test_write(self): queue_file_wrapper = \ QueueFileWrapper(self.q_in, self.q_out, self.prompt) queue_file_wrapper.write("pipeline>") self.assertIsNotNone(queue_file_wrapper.q_out.empty()) class TestGenericVNF(unittest.TestCase): VNFD_0 = { 'short-name': 'VpeVnf', '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': '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': [ { 'virtual-interface': { 'dst_mac': '00:00:00:00:00:03', 'vpci': '0000:05:00.0', 'local_ip': '152.16.100.19', 'type': 'PCI-PASSTHROUGH', 'netmask': '255.255.255.0', 'dpdk_port_num': 0, 'bandwidth': '10 Gbps', 'dst_ip': '152.16.100.20', 'local_mac': '00:00:00:00:00:01' }, 'vnfd-connection-point-ref': 'xe0', 'name': 'xe0' }, { 'virtual-interface': { 'dst_mac': '00:00:00:00:00:04', 'vpci': '0000:05:00.1', 'local_ip': '152.16.40.19', 'type': 'PCI-PASSTHROUGH', 'netmask': '255.255.255.0', 'dpdk_port_num': 1, 'bandwidth': '10 Gbps', 'dst_ip': '152.16.40.20', 'local_mac': '00:00:00:00:00:02' }, 'vnfd-connection-point-ref': 'xe1', 'name': 'xe1' }, ], }, ], '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, ] } } def test___init__(self): generic_vnf = GenericVNF('vnf1', self.VNFD_0) assert generic_vnf.kpi def test_collect_kpi(self): generic_vnf = GenericVNF('vnf1', self.VNFD_0) self.assertRaises(NotImplementedError, generic_vnf.collect_kpi) def test__get_kpi_definition(self): vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0] generic_vnf = GenericVNF('vnf1', vnfd) kpi = generic_vnf._get_kpi_definition() self.assertEqual(kpi, ['packets_in', 'packets_fwd', 'packets_dropped']) def test_instantiate(self): generic_vnf = GenericVNF('vnf1', self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]) with self.assertRaises(NotImplementedError): generic_vnf.instantiate({}, {}) def test_scale(self): generic_vnf = GenericVNF('vnf1', self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]) with self.assertRaises(NotImplementedError): generic_vnf.scale() def test_terminate(self): generic_vnf = GenericVNF('vnf1', self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]) with self.assertRaises(NotImplementedError): generic_vnf.terminate() class TestGenericTrafficGen(unittest.TestCase): def test_definition(self): """Make sure that the abstract class cannot be instantiated""" vnfd = TestGenericVNF.VNFD['vnfd:vnfd-catalog']['vnfd'][0] name = 'vnf1' with self.assertRaises(TypeError) as exc: GenericTrafficGen(name, vnfd) msg = ("Can't instantiate abstract class GenericTrafficGen with " "abstract methods run_traffic, terminate") self.assertEqual(msg, str(exc.exception))