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_vim_session = mock.Mock()
  52         mock_get_vim_account.return_value = VIM_ACCOUNT
  53         self.collector = VIOCollector(Config(), "9de6df67-b820-48c3-bcae-ee4838c5c5f4", mock_vim_session)
  54         with open(
  55             os.path.join(os.path.dirname(__file__), "osm_mocks", "VNFR.json"), "r"
  56         ) as f:
  57             self.vnfr = json.load(f)
  58         with open(
  59             os.path.join(os.path.dirname(__file__), "osm_mocks", "VNFD.json"), "r"
  60         ) as f:
  61             self.vnfd = json.load(f)
  62
  63     def tearDown(self):
  64         super().tearDown()
  65
  66     def test_collect_cpu_and_memory(self):
  67         self.vnfd["vdu"][0]["monitoring-parameter"] = [
  68             {"id": "ubuntu_vnf_cpu_util", "performance-metric": "cpu_utilization"},
  69             {
  70                 "id": "ubuntu_vnf_average_memory_utilization",
  71                 "performance-metric": "average_memory_utilization",
  72             },
  73         ]
  74         self.mock_db.return_value.get_vnfd.return_value = self.vnfd
  75         with requests_mock.Mocker() as mock_requests:
  76             mock_http_response(
  77                 mock_requests,
  78                 method="POST",
  79                 url_pattern="/suite-api/api/auth/token/acquire",
  80                 response_file="vrops_token.json",
  81             )
  82             mock_http_response(
  83                 mock_requests,
  84                 url_pattern="/suite-api/api/resources\\?resourceKind=VirtualMachine",
  85                 response_file="vrops_resources.json",
  86             )
  87             mock_http_response(
  88                 mock_requests,
  89                 url_pattern="/suite-api/api/resources/stats.*",
  90                 response_file="vrops_multi.json",
  91             )
  92             metrics = self.collector.collect(self.vnfr)
  93             self.assertEqual(len(metrics), 4, "Number of metrics returned")
  94             self.assertEqual(metrics[0].name, "cpu_utilization", "First metric name")
  95             self.assertEqual(metrics[0].value, 100.0, "CPU metric value")
  96             self.assertEqual(
  97                 metrics[1].name, "average_memory_utilization", "Second metric name"
  98             )
  99             self.assertEqual(
 100                 metrics[1].value, 20.515941619873047, "Memory metric value"
 101             )
 102             self.assertEqual(metrics[2].name, "cpu_utilization", "First metric name")
 103             self.assertEqual(metrics[2].value, 0.05400000140070915, "CPU metric value")
 104             self.assertEqual(
 105                 metrics[3].name, "average_memory_utilization", "Second metric name"
 106             )
 107             self.assertEqual(metrics[3].value, 15.23439884185791, "Memory metric value")
 108
 109     def test_collect_no_monitoring_param(self):
 110         self.vnfd["vdu"][0]["monitoring-parameter"] = []
 111         self.mock_db.return_value.get_vnfd.return_value = self.vnfd
 112         with requests_mock.Mocker() as mock_requests:
 113             mock_http_response(
 114                 mock_requests,
 115                 method="POST",
 116                 url_pattern="/suite-api/api/auth/token/acquire",
 117                 response_file="vrops_token.json",
 118             )
 119             mock_http_response(
 120                 mock_requests,
 121                 url_pattern="/suite-api/api/resources\\?resourceKind=VirtualMachine",
 122                 response_file="vrops_resources.json",
 123             )
 124             mock_http_response(
 125                 mock_requests,
 126                 url_pattern="/suite-api/api/resources/stats.*",
 127                 response_file="vrops_multi.json",
 128             )
 129             metrics = self.collector.collect(self.vnfr)
 130             self.assertEqual(len(metrics), 0, "Number of metrics returned")
 131
 132     def test_collect_empty_monitoring_param(self):
 133         del self.vnfd["vdu"][0]["monitoring-parameter"]
 134         self.mock_db.return_value.get_vnfd.return_value = self.vnfd
 135         with requests_mock.Mocker() as mock_requests:
 136             mock_http_response(
 137                 mock_requests,
 138                 method="POST",
 139                 url_pattern="/suite-api/api/auth/token/acquire",
 140                 response_file="vrops_token.json",
 141             )
 142             mock_http_response(
 143                 mock_requests,
 144                 url_pattern="/suite-api/api/resources\\?resourceKind=VirtualMachine",
 145                 response_file="vrops_resources.json",
 146             )
 147             mock_http_response(
 148                 mock_requests,
 149                 url_pattern="/suite-api/api/resources/stats.*",
 150                 response_file="vrops_multi.json",
 151             )
 152             metrics = self.collector.collect(self.vnfr)
 153             self.assertEqual(len(metrics), 0, "Number of metrics returned")
 154
 155     def test_collect_no_name(self):
 156         del self.vnfr["vdur"][0]["name"]
 157         del self.vnfr["vdur"][1]["name"]
 158         self.mock_db.return_value.get_vnfd.return_value = self.vnfd
 159         with requests_mock.Mocker() as mock_requests:
 160             mock_http_response(
 161                 mock_requests,
 162                 method="POST",
 163                 url_pattern="/suite-api/api/auth/token/acquire",
 164                 response_file="vrops_token.json",
 165             )
 166             mock_http_response(
 167                 mock_requests,
 168                 url_pattern="/suite-api/api/resources\\?resourceKind=VirtualMachine",
 169                 response_file="vrops_resources.json",
 170             )
 171             mock_http_response(
 172                 mock_requests,
 173                 url_pattern="/suite-api/api/resources/stats.*",
 174                 response_file="vrops_multi.json",
 175             )
 176             metrics = self.collector.collect(self.vnfr)
 177             self.assertEqual(len(metrics), 0, "Number of metrics returned")