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#!/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 mock
from multiprocessing import Queue
from yardstick.network_services.vnf_generic.vnf.base import \
QueueFileWrapper, GenericVNF, GenericTrafficGen
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})"""
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.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 = {'vnfd:vnfd-catalog':
{'vnfd':
[{'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'}]}}
def test___init__(self):
generic_vn_f = GenericVNF(self.VNFD['vnfd:vnfd-catalog']['vnfd'][0])
assert generic_vn_f.kpi
def test_collect_kpi(self):
generic_vn_f = GenericVNF(self.VNFD['vnfd:vnfd-catalog']['vnfd'][0])
self.assertRaises(NotImplementedError, generic_vn_f.collect_kpi)
def test_get_ip_version(self):
ip_addr = "152.16.1.1"
generic_vn_f = GenericVNF(self.VNFD['vnfd:vnfd-catalog']['vnfd'][0])
self.assertEqual(4, generic_vn_f.get_ip_version(ip_addr))
@mock.patch('yardstick.network_services.vnf_generic.vnf.base.LOG')
def test_get_ip_version_error(self, mock_LOG):
ip_addr = "152.16.1.1.1"
generic_vn_f = GenericVNF(self.VNFD['vnfd:vnfd-catalog']['vnfd'][0])
self.assertRaises(ValueError, generic_vn_f.get_ip_version(ip_addr))
def test_ip_to_hex(self):
generic_vn_f = GenericVNF(self.VNFD['vnfd:vnfd-catalog']['vnfd'][0])
hex_ip = generic_vn_f._ip_to_hex("192.168.10.1")
self.assertEqual("C0A80A01", hex_ip)
def test_append_routes(self):
generic_vn_f = GenericVNF(self.VNFD['vnfd:vnfd-catalog']['vnfd'][0])
arp_route = generic_vn_f._append_routes(IP_PIPELINE_CFG_FILE_TPL)
expected = '\narp_route_tbl = (98106414,FFFFFF00,0,98106414)' \
' (98102814,FFFFFF00,1,98102814)\n,'
self.assertEqual(expected, arp_route)
def test_append_nd_routes(self):
generic_vn_f = GenericVNF(self.VNFD['vnfd:vnfd-catalog']['vnfd'][0])
nd_route = generic_vn_f._append_nd_routes(IP_PIPELINE_ND_CFG_FILE_TPL)
expected = '\nnd_route_tbl = (0064:ff9b:0:0:0:0:9810:6414,112,0,' \
'0064:ff9b:0:0:0:0:9810:6414) '\
'(0064:ff9b:0:0:0:0:9810:2814,112,'\
'1,0064:ff9b:0:0:0:0:9810:2814)\n,'
self.assertEqual(expected, nd_route)
def test_get_port0localip6(self):
generic_vn_f = GenericVNF(self.VNFD['vnfd:vnfd-catalog']['vnfd'][0])
port0_v6 = generic_vn_f._get_port0localip6()
expected = '0064:ff9b:0:0:0:0:9810:6414'
self.assertEqual(expected, port0_v6)
def test_get_port1localip6(self):
generic_vn_f = GenericVNF(self.VNFD['vnfd:vnfd-catalog']['vnfd'][0])
port1_v6 = generic_vn_f._get_port1localip6()
expected = '0064:ff9b:0:0:0:0:9810:2814'
self.assertEqual(expected, port1_v6)
def test_get_port0prefixip6(self):
generic_vn_f = GenericVNF(self.VNFD['vnfd:vnfd-catalog']['vnfd'][0])
port0_v6 = generic_vn_f._get_port0prefixlen6()
self.assertEqual('112', port0_v6)
def test_get_port1prefixip6(self):
generic_vn_f = GenericVNF(self.VNFD['vnfd:vnfd-catalog']['vnfd'][0])
port1_v6 = generic_vn_f._get_port1prefixlen6()
self.assertEqual('112', port1_v6)
def test_get_port0gateway6(self):
generic_vn_f = GenericVNF(self.VNFD['vnfd:vnfd-catalog']['vnfd'][0])
port0_v6 = generic_vn_f._get_port0gateway6()
self.assertEqual('0064:ff9b:0:0:0:0:9810:6414', port0_v6)
def test_get_port1gateway6(self):
generic_vn_f = GenericVNF(self.VNFD['vnfd:vnfd-catalog']['vnfd'][0])
port1_v6 = generic_vn_f._get_port1gateway6()
self.assertEqual('0064:ff9b:0:0:0:0:9810:2814', port1_v6)
def test_get_dpdk_port_num(self):
generic_vn_f = GenericVNF(self.VNFD['vnfd:vnfd-catalog']['vnfd'][0])
port_num = generic_vn_f._get_dpdk_port_num('xe0')
self.assertEqual('0', port_num)
def test__get_kpi_definition(self):
vnfd = self.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
generic_vn_f = GenericVNF(vnfd)
kpi = \
generic_vn_f._get_kpi_definition(vnfd)
self.assertEqual(kpi, ['packets_in', 'packets_fwd', 'packets_dropped'])
def test_instantiate(self):
generic_vn_f = GenericVNF(self.VNFD['vnfd:vnfd-catalog']['vnfd'][0])
self.assertRaises(NotImplementedError,
generic_vn_f.instantiate, {}, {})
def test_scale(self):
generic_vn_f = GenericVNF(self.VNFD['vnfd:vnfd-catalog']['vnfd'][0])
self.assertRaises(NotImplementedError, generic_vn_f.scale)
def test_terminate(self):
generic_vn_f = GenericVNF(self.VNFD['vnfd:vnfd-catalog']['vnfd'][0])
self.assertRaises(NotImplementedError, generic_vn_f.terminate)
class TestGenericTrafficGen(unittest.TestCase):
def test___init__(self):
vnfd = TestGenericVNF.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
generic_traffic_gen = \
GenericTrafficGen(vnfd)
assert generic_traffic_gen.name == "tgen__1"
def test_listen_traffic(self):
vnfd = TestGenericVNF.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
generic_traffic_gen = \
GenericTrafficGen(vnfd)
traffic_profile = {}
self.assertIsNone(generic_traffic_gen.listen_traffic(traffic_profile))
def test_run_traffic(self):
vnfd = TestGenericVNF.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
generic_traffic_gen = \
GenericTrafficGen(vnfd)
traffic_profile = {}
self.assertRaises(NotImplementedError,
generic_traffic_gen.run_traffic, traffic_profile)
def test_terminate(self):
vnfd = TestGenericVNF.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
generic_traffic_gen = \
GenericTrafficGen(vnfd)
self.assertRaises(NotImplementedError, generic_traffic_gen.terminate)
def test_verify_traffic(self):
vnfd = TestGenericVNF.VNFD['vnfd:vnfd-catalog']['vnfd'][0]
generic_traffic_gen = \
GenericTrafficGen(vnfd)
traffic_profile = {}
self.assertIsNone(generic_traffic_gen.verify_traffic(traffic_profile))
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