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# 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.
import copy
import mock
import unittest
from yardstick.network_services.collector import subscriber
from yardstick import ssh
class MockVnfAprrox(object):
def __init__(self):
self.result = {}
self.name = "vnf__1"
def collect_kpi(self):
self.result = {
'pkt_in_up_stream': 100,
'pkt_drop_up_stream': 5,
'pkt_in_down_stream': 50,
'pkt_drop_down_stream': 40
}
return self.result
class CollectorTestCase(unittest.TestCase):
NODES = {
'context1': [{'name': 'node1',
'ip': '1.2.3.4',
'collectd': {
'plugins': {'abc': 12, 'def': 34},
'interval': 987}
}
]
}
def setUp(self):
vnf = MockVnfAprrox()
vnf.start_collect = mock.Mock()
vnf.stop_collect = mock.Mock()
self.ssh_patch = mock.patch.object(ssh, 'AutoConnectSSH')
mock_ssh = self.ssh_patch.start()
mock_instance = mock.Mock()
mock_instance.execute.return_value = 0, '', ''
mock_ssh.from_node.return_value = mock_instance
self.collector = subscriber.Collector([vnf], self.NODES)
def tearDown(self):
self.ssh_patch.stop()
def test___init__(self, *args):
vnf = MockVnfAprrox()
collector = subscriber.Collector([vnf], self.NODES)
self.assertEqual(len(collector.vnfs), 1)
self.assertEqual(len(collector.nodes), 1)
def test___init__no_node_information(self, *args):
vnf = MockVnfAprrox()
nodes = copy.deepcopy(self.NODES)
nodes['context1'].append(None)
collector = subscriber.Collector([vnf], nodes)
self.assertEqual(len(collector.vnfs), 1)
self.assertEqual(len(collector.nodes), 1)
def test___init__no_node_information_in_context(self, *args):
vnf = MockVnfAprrox()
nodes = copy.deepcopy(self.NODES)
nodes['context1'] = None
collector = subscriber.Collector([vnf], nodes)
self.assertEqual(len(collector.vnfs), 1)
self.assertEqual(len(collector.nodes), 1)
def test_start(self, *args):
resource_profile = mock.MagicMock()
self.collector.resource_profiles = {'key': resource_profile}
self.collector.bin_path = 'path'
self.assertIsNone(self.collector.start())
for vnf in self.collector.vnfs:
vnf.start_collect.assert_called_once()
for resource_profile in self.collector.resource_profiles.values():
resource_profile.initiate_systemagent.assert_called_once_with('path')
resource_profile.start.assert_called_once()
resource_profile.amqp_process_for_nfvi_kpi.assert_called_once()
def test_stop(self, *_):
resource_profile = mock.MagicMock()
self.collector.resource_profiles = {'key': resource_profile}
self.assertIsNone(self.collector.stop())
for vnf in self.collector.vnfs:
vnf.stop_collect.assert_called_once()
for resource in self.collector.resource_profiles.values():
resource.stop.assert_called_once()
def test_get_kpi(self, *args):
result = self.collector.get_kpi()
self.assertEqual(2, len(result))
self.assertEqual(4, len(result["vnf__1"]))
self.assertEqual(result["vnf__1"]["pkt_in_up_stream"], 100)
self.assertEqual(result["vnf__1"]["pkt_drop_up_stream"], 5)
self.assertEqual(result["vnf__1"]["pkt_in_down_stream"], 50)
self.assertEqual(result["vnf__1"]["pkt_drop_down_stream"], 40)
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