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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.vnfdgen
from __future__ import absolute_import
import unittest
from six.moves import range
from yardstick.network_services.vnf_generic import vnfdgen
TREX_VNFD_TEMPLATE = """
vnfd:vnfd-catalog:
vnfd:
- id: TrexTrafficGen # ISB class mapping
name: trexgen
short-name: trexgen
description: TRex stateless traffic generator for RFC2544
mgmt-interface:
vdu-id: trexgen-baremetal
user: {{user}} # Value filled by vnfdgen
password: {{password}} # Value filled by vnfdgen
ip: {{ip}} # Value filled by vnfdgen
connection-point:
- name: xe0
type: VPORT
- name: xe1
type: VPORT
vdu:
- id: trexgen-baremetal
name: trexgen-baremetal
description: TRex stateless traffic generator for RFC2544
external-interface:
- name: xe0
virtual-interface:
type: PCI-PASSTHROUGH
vpci: '{{ interfaces.xe0.vpci}}'
local_ip: '{{ interfaces.xe0.local_ip }}'
dst_ip: '{{ interfaces.xe0.dst_ip }}'
local_mac: '{{ interfaces.xe0.local_mac }}'
dst_mac: '{{ interfaces.xe0.dst_mac }}'
bandwidth: 10 Gbps
vnfd-connection-point-ref: xe0
- name: xe1
virtual-interface:
type: PCI-PASSTHROUGH
vpci: '{{ interfaces.xe1.vpci }}'
local_ip: '{{ interfaces.xe1.local_ip }}'
dst_ip: '{{ interfaces.xe1.dst_ip }}'
local_mac: '{{ interfaces.xe1.local_mac }}'
dst_mac: '{{ interfaces.xe1.dst_mac }}'
bandwidth: 10 Gbps
vnfd-connection-point-ref: xe1
benchmark:
kpi:
- rx_throughput_fps
- tx_throughput_fps
- tx_throughput_mbps
- rx_throughput_mbps
- tx_throughput_pc_linerate
- rx_throughput_pc_linerate
- min_latency
- max_latency
- avg_latency
"""
COMPLETE_TREX_VNFD = \
{'vnfd:vnfd-catalog':
{'vnfd':
[{'benchmark':
{'kpi':
['rx_throughput_fps',
'tx_throughput_fps',
'tx_throughput_mbps',
'rx_throughput_mbps',
'tx_throughput_pc_linerate',
'rx_throughput_pc_linerate',
'min_latency',
'max_latency',
'avg_latency']},
'connection-point': [{'name': 'xe0',
'type': 'VPORT'},
{'name': 'xe1',
'type': 'VPORT'}],
'description': 'TRex stateless traffic generator for RFC2544',
'id': 'TrexTrafficGen',
'mgmt-interface': {'ip': '1.1.1.1',
'password': 'berta',
'user': 'berta',
'vdu-id': 'trexgen-baremetal'},
'name': 'trexgen',
'short-name': 'trexgen',
'vdu': [{'description': 'TRex stateless traffic generator for RFC2544',
'external-interface':
[{'name': 'xe0',
'virtual-interface': {'bandwidth': '10 Gbps',
'dst_ip': '1.1.1.1',
'dst_mac': '00:01:02:03:04:05',
'local_ip': '1.1.1.2',
'local_mac': '00:01:02:03:05:05',
'type': 'PCI-PASSTHROUGH',
'vpci': '0000:00:10.2'},
'vnfd-connection-point-ref': 'xe0'},
{'name': 'xe1',
'virtual-interface': {'bandwidth': '10 Gbps',
'dst_ip': '2.1.1.1',
'dst_mac': '00:01:02:03:04:06',
'local_ip': '2.1.1.2',
'local_mac': '00:01:02:03:05:06',
'type': 'PCI-PASSTHROUGH',
'vpci': '0000:00:10.1'},
'vnfd-connection-point-ref': 'xe1'}],
'id': 'trexgen-baremetal',
'name': 'trexgen-baremetal'}]}]}}
NODE_CFG = {'ip': '1.1.1.1',
'name': 'demeter',
'password': 'berta',
'role': 'TrafficGen',
'user': 'berta',
'interfaces': {'xe0': {'dpdk_port_num': 1,
'dst_ip': '1.1.1.1',
'dst_mac': '00:01:02:03:04:05',
'local_ip': '1.1.1.2',
'local_mac': '00:01:02:03:05:05',
'vpci': '0000:00:10.2'},
'xe1': {'dpdk_port_num': 0,
'dst_ip': '2.1.1.1',
'dst_mac': '00:01:02:03:04:06',
'local_ip': '2.1.1.2',
'local_mac': '00:01:02:03:05:06',
'vpci': '0000:00:10.1'}}}
TRAFFIC_PROFILE_TPL = """
private:
- ipv4:
outer_l2:
framesize:
64B: "{{ get(imix, 'private.imix_small', 10) }}"
128B: "{{ get(imix, 'private.imix_128B', 10) }}"
256B: "{{ get(imix, 'private.imix_256B', 10) }}"
373B: "{{ get(imix, 'private.imix_373B', 10) }}"
570B: "{{get(imix, 'private.imix_570B', 10) }}"
1400B: "{{get(imix, 'private.imix_1400B', 10) }}"
1518B: "{{get(imix, 'private.imix_1500B', 40) }}"
"""
TRAFFIC_PROFILE = {
"private": [{"ipv4": {"outer_l2":
{"framesize": {"64B": '10', "128B": '10',
"256B": '10', "373B": '10',
"570B": '10', "1400B": '10',
"1518B": '40'}}}}]}
class TestVnfdGen(unittest.TestCase):
""" Class to verify VNFS testcases """
def test_generate_vnfd(self):
""" Function to verify vnfd generation based on template """
self.maxDiff = None
generated_vnfd = vnfdgen.generate_vnfd(TREX_VNFD_TEMPLATE, NODE_CFG)
self.assertDictEqual(COMPLETE_TREX_VNFD, generated_vnfd)
def test_generate_tp_no_vars(self):
""" Function to verify traffic profile generation without imix """
self.maxDiff = None
generated_tp = vnfdgen.generate_vnfd(TRAFFIC_PROFILE_TPL, {"imix": {}})
self.assertDictEqual(TRAFFIC_PROFILE, generated_tp)
def test_dict_flatten_empty_dict(self):
self.assertEqual(vnfdgen.dict_key_flatten({}), {})
def test_dict_flatten_int(self):
d = {'a': 1, 'b': 2}
self.assertEqual(vnfdgen.dict_key_flatten(d), d)
def test_dict_flatten_str(self):
d = {'a': "1", 'b': '2'}
self.assertEqual(vnfdgen.dict_key_flatten(d), d)
def test_dict_flatten_list(self):
d = {'a': 1, 'b': list(range(2))}
self.assertEqual(vnfdgen.dict_key_flatten(d),
{'a': 1, 'b0': 0, 'b1': 1})
def test_dict_flatten_dict(self):
d = {'a': 1, 'b': {x: x for x in list(range(2))}}
self.assertEqual(vnfdgen.dict_key_flatten(d),
{'a': 1, 'b.0': 0, 'b.1': 1})
def test_generate_tp_single_var(self):
""" Function to verify traffic profile generation with imix """
generated_tp = \
vnfdgen.generate_vnfd(TRAFFIC_PROFILE_TPL,
{"imix": {"private": {"imix_small": '20'}}})
self.maxDiff = None
tp2 = dict(TRAFFIC_PROFILE)
tp2["private"][0]["ipv4"]["outer_l2"]["framesize"]["64B"] = '20'
self.assertDictEqual(tp2, generated_tp)
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