osm_mon/tests/unit/collector/vnf_collectors/vmware/test_vio_collector.py

   1 # -*- coding: utf-8 -*-
   2 # #
   3 # Copyright 2016-2019 VMware Inc.
   4 # This file is part of ETSI OSM
   5 # All Rights Reserved.
   6 #
   7 # Licensed under the Apache License, Version 2.0 (the "License"); you may
   8 # not use this file except in compliance with the License. You may obtain
   9 # a copy of the License at
  10 #
  11 #         http://www.apache.org/licenses/LICENSE-2.0
  12 #
  13 # Unless required by applicable law or agreed to in writing, software
  14 # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
  15 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
  16 # License for the specific language governing permissions and limitations
  17 # under the License.
  18 #
  19 # For those usages not covered by the Apache License, Version 2.0 please
  20 # contact:  osslegalrouting@vmware.com
  21 # #
  22
  23 from osm_mon.collector.vnf_collectors.vio import VIOCollector
  24 from osm_mon.core.config import Config
  25 from osm_mon.tests.unit.collector.vnf_collectors.vmware.mock_http import (
  26     mock_http_response,
  27 )
  28 from unittest import TestCase, mock
  29
  30 import json
  31 import os
  32 import requests_mock
  33
  34 VIM_ACCOUNT = {
  35     "vrops_site": "https://vrops",
  36     "vrops_user": "",
  37     "vrops_password": "",
  38     "vim_url": "",
  39     "admin_username": "",
  40     "admin_password": "",
  41     "vim_uuid": "",
  42 }
  43
  44
  45 class CollectorTest(TestCase):
  46     @mock.patch.object(VIOCollector, "get_vim_account", spec_set=True, autospec=True)
  47     @mock.patch("osm_mon.collector.vnf_collectors.vio.CommonDbClient")
  48     def setUp(self, mock_db, mock_get_vim_account):
  49         super().setUp()
  50         self.mock_db = mock_db
  51         mock_get_vim_account.return_value = VIM_ACCOUNT
  52         self.collector = VIOCollector(Config(), "9de6df67-b820-48c3-bcae-ee4838c5c5f4")
  53         with open(
  54             os.path.join(os.path.dirname(__file__), "osm_mocks", "VNFR.json"), "r"
  55         ) as f:
  56             self.vnfr = json.load(f)
  57         with open(
  58             os.path.join(os.path.dirname(__file__), "osm_mocks", "VNFD.json"), "r"
  59         ) as f:
  60             self.vnfd = json.load(f)
  61
  62     def tearDown(self):
  63         super().tearDown()
  64
  65     def test_collect_cpu_and_memory(self):
  66         self.vnfd["vdu"][0]["monitoring-parameter"] = [
  67             {"id": "ubuntu_vnf_cpu_util", "performance-metric": "cpu_utilization"},
  68             {
  69                 "id": "ubuntu_vnf_average_memory_utilization",
  70                 "performance-metric": "average_memory_utilization",
  71             },
  72         ]
  73         self.mock_db.return_value.get_vnfd.return_value = self.vnfd
  74         with requests_mock.Mocker() as mock_requests:
  75             mock_http_response(
  76                 mock_requests,
  77                 method="POST",
  78                 url_pattern="/suite-api/api/auth/token/acquire",
  79                 response_file="vrops_token.json",
  80             )
  81             mock_http_response(
  82                 mock_requests,
  83                 url_pattern="/suite-api/api/resources\\?resourceKind=VirtualMachine",
  84                 response_file="vrops_resources.json",
  85             )
  86             mock_http_response(
  87                 mock_requests,
  88                 url_pattern="/suite-api/api/resources/stats.*",
  89                 response_file="vrops_multi.json",
  90             )
  91             metrics = self.collector.collect(self.vnfr)
  92             self.assertEqual(len(metrics), 4, "Number of metrics returned")
  93             self.assertEqual(metrics[0].name, "cpu_utilization", "First metric name")
  94             self.assertEqual(metrics[0].value, 100.0, "CPU metric value")
  95             self.assertEqual(
  96                 metrics[1].name, "average_memory_utilization", "Second metric name"
  97             )
  98             self.assertEqual(
  99                 metrics[1].value, 20.515941619873047, "Memory metric value"
 100             )
 101             self.assertEqual(metrics[2].name, "cpu_utilization", "First metric name")
 102             self.assertEqual(metrics[2].value, 0.05400000140070915, "CPU metric value")
 103             self.assertEqual(
 104                 metrics[3].name, "average_memory_utilization", "Second metric name"
 105             )
 106             self.assertEqual(metrics[3].value, 15.23439884185791, "Memory metric value")
 107
 108     def test_collect_no_monitoring_param(self):
 109         self.vnfd["vdu"][0]["monitoring-parameter"] = []
 110         self.mock_db.return_value.get_vnfd.return_value = self.vnfd
 111         with requests_mock.Mocker() as mock_requests:
 112             mock_http_response(
 113                 mock_requests,
 114                 method="POST",
 115                 url_pattern="/suite-api/api/auth/token/acquire",
 116                 response_file="vrops_token.json",
 117             )
 118             mock_http_response(
 119                 mock_requests,
 120                 url_pattern="/suite-api/api/resources\\?resourceKind=VirtualMachine",
 121                 response_file="vrops_resources.json",
 122             )
 123             mock_http_response(
 124                 mock_requests,
 125                 url_pattern="/suite-api/api/resources/stats.*",
 126                 response_file="vrops_multi.json",
 127             )
 128             metrics = self.collector.collect(self.vnfr)
 129             self.assertEqual(len(metrics), 0, "Number of metrics returned")
 130
 131     def test_collect_empty_monitoring_param(self):
 132         del self.vnfd["vdu"][0]["monitoring-parameter"]
 133         self.mock_db.return_value.get_vnfd.return_value = self.vnfd
 134         with requests_mock.Mocker() as mock_requests:
 135             mock_http_response(
 136                 mock_requests,
 137                 method="POST",
 138                 url_pattern="/suite-api/api/auth/token/acquire",
 139                 response_file="vrops_token.json",
 140             )
 141             mock_http_response(
 142                 mock_requests,
 143                 url_pattern="/suite-api/api/resources\\?resourceKind=VirtualMachine",
 144                 response_file="vrops_resources.json",
 145             )
 146             mock_http_response(
 147                 mock_requests,
 148                 url_pattern="/suite-api/api/resources/stats.*",
 149                 response_file="vrops_multi.json",
 150             )
 151             metrics = self.collector.collect(self.vnfr)
 152             self.assertEqual(len(metrics), 0, "Number of metrics returned")
 153
 154     def test_collect_no_name(self):
 155         del self.vnfr["vdur"][0]["name"]
 156         del self.vnfr["vdur"][1]["name"]
 157         self.mock_db.return_value.get_vnfd.return_value = self.vnfd
 158         with requests_mock.Mocker() as mock_requests:
 159             mock_http_response(
 160                 mock_requests,
 161                 method="POST",
 162                 url_pattern="/suite-api/api/auth/token/acquire",
 163                 response_file="vrops_token.json",
 164             )
 165             mock_http_response(
 166                 mock_requests,
 167                 url_pattern="/suite-api/api/resources\\?resourceKind=VirtualMachine",
 168                 response_file="vrops_resources.json",
 169             )
 170             mock_http_response(
 171                 mock_requests,
 172                 url_pattern="/suite-api/api/resources/stats.*",
 173                 response_file="vrops_multi.json",
 174             )
 175             metrics = self.collector.collect(self.vnfr)
 176             self.assertEqual(len(metrics), 0, "Number of metrics returned")