Source code for ceilometer.tests.unit.compute.virt.vmware.test_inspector

# Copyright (c) 2014 VMware, Inc.
# All Rights Reserved.
#
#    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.
"""
Tests for VMware vSphere inspector.
"""

import mock
from oslo_vmware import api
from oslotest import base

from ceilometer.compute.virt import inspector as virt_inspector
from ceilometer.compute.virt.vmware import inspector as vsphere_inspector


[docs]class TestVsphereInspection(base.BaseTestCase):
[docs] def setUp(self): api_session = api.VMwareAPISession("test_server", "test_user", "test_password", 0, None, create_session=False, port=7443) vsphere_inspector.get_api_session = mock.Mock( return_value=api_session) self._inspector = vsphere_inspector.VsphereInspector() self._inspector._ops = mock.MagicMock() super(TestVsphereInspection, self).setUp()
[docs] def test_inspect_memory_usage(self): fake_instance_moid = 'fake_instance_moid' fake_instance_id = 'fake_instance_id' fake_perf_counter_id = 'fake_perf_counter_id' fake_memory_value = 1024.0 fake_stat = virt_inspector.MemoryUsageStats(usage=1.0) def construct_mock_instance_object(fake_instance_id): instance_object = mock.MagicMock() instance_object.id = fake_instance_id return instance_object fake_instance = construct_mock_instance_object(fake_instance_id) self._inspector._ops.get_vm_moid.return_value = fake_instance_moid (self._inspector._ops. get_perf_counter_id.return_value) = fake_perf_counter_id (self._inspector._ops.query_vm_aggregate_stats. return_value) = fake_memory_value memory_stat = self._inspector.inspect_memory_usage(fake_instance) self.assertEqual(fake_stat, memory_stat)
[docs] def test_inspect_cpu_util(self): fake_instance_moid = 'fake_instance_moid' fake_instance_id = 'fake_instance_id' fake_perf_counter_id = 'fake_perf_counter_id' fake_cpu_util_value = 60 fake_stat = virt_inspector.CPUUtilStats(util=60) def construct_mock_instance_object(fake_instance_id): instance_object = mock.MagicMock() instance_object.id = fake_instance_id return instance_object fake_instance = construct_mock_instance_object(fake_instance_id) self._inspector._ops.get_vm_moid.return_value = fake_instance_moid (self._inspector._ops.get_perf_counter_id. return_value) = fake_perf_counter_id (self._inspector._ops.query_vm_aggregate_stats. return_value) = fake_cpu_util_value * 100 cpu_util_stat = self._inspector.inspect_cpu_util(fake_instance) self.assertEqual(fake_stat, cpu_util_stat)
[docs] def test_inspect_vnic_rates(self): # construct test data test_vm_moid = "vm-21" vnic1 = "vnic-1" vnic2 = "vnic-2" counter_name_to_id_map = { vsphere_inspector.VC_NETWORK_RX_COUNTER: 1, vsphere_inspector.VC_NETWORK_TX_COUNTER: 2 } counter_id_to_stats_map = { 1: {vnic1: 1, vnic2: 3}, 2: {vnic1: 2, vnic2: 4}, } def get_counter_id_side_effect(counter_full_name): return counter_name_to_id_map[counter_full_name] def query_stat_side_effect(vm_moid, counter_id, duration): # assert inputs self.assertEqual(test_vm_moid, vm_moid) self.assertIn(counter_id, counter_id_to_stats_map) return counter_id_to_stats_map[counter_id] # configure vsphere operations mock with the test data ops_mock = self._inspector._ops ops_mock.get_vm_moid.return_value = test_vm_moid ops_mock.get_perf_counter_id.side_effect = get_counter_id_side_effect ops_mock.query_vm_device_stats.side_effect = query_stat_side_effect result = self._inspector.inspect_vnic_rates(mock.MagicMock()) # validate result expected_stats = { vnic1: virt_inspector.InterfaceRateStats(1024, 2048), vnic2: virt_inspector.InterfaceRateStats(3072, 4096) } for vnic, rates_info in result: self.assertEqual(expected_stats[vnic.name], rates_info)
[docs] def test_inspect_disk_rates(self): # construct test data test_vm_moid = "vm-21" disk1 = "disk-1" disk2 = "disk-2" counter_name_to_id_map = { vsphere_inspector.VC_DISK_READ_RATE_CNTR: 1, vsphere_inspector.VC_DISK_READ_REQUESTS_RATE_CNTR: 2, vsphere_inspector.VC_DISK_WRITE_RATE_CNTR: 3, vsphere_inspector.VC_DISK_WRITE_REQUESTS_RATE_CNTR: 4 } counter_id_to_stats_map = { 1: {disk1: 1, disk2: 2}, 2: {disk1: 300, disk2: 400}, 3: {disk1: 5, disk2: 6}, 4: {disk1: 700}, } def get_counter_id_side_effect(counter_full_name): return counter_name_to_id_map[counter_full_name] def query_stat_side_effect(vm_moid, counter_id, duration): # assert inputs self.assertEqual(test_vm_moid, vm_moid) self.assertIn(counter_id, counter_id_to_stats_map) return counter_id_to_stats_map[counter_id] # configure vsphere operations mock with the test data ops_mock = self._inspector._ops ops_mock.get_vm_moid.return_value = test_vm_moid ops_mock.get_perf_counter_id.side_effect = get_counter_id_side_effect ops_mock.query_vm_device_stats.side_effect = query_stat_side_effect result = self._inspector.inspect_disk_rates(mock.MagicMock()) # validate result expected_stats = { disk1: virt_inspector.DiskRateStats(1024, 300, 5120, 700), disk2: virt_inspector.DiskRateStats(2048, 400, 6144, 0) } actual_stats = dict((disk.device, rates) for (disk, rates) in result) self.assertEqual(expected_stats, actual_stats)

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