# 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_config import fixture as fixture_config
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):
super(TestVsphereInspection, self).setUp()
self.CONF = self.useFixture(fixture_config.Config()).conf
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.CONF)
self._inspector._ops = mock.MagicMock()
[docs] def test_instance_notFound(self):
test_vm_mobj = mock.MagicMock()
test_vm_mobj = None
ops_mock = self._inspector._ops
ops_mock.get_vm_mobj.return_value = test_vm_mobj
self.assertRaises(virt_inspector.InstanceNotFoundException,
self._inspector._get_vm_mobj_not_power_off_or_raise,
mock.MagicMock())
[docs] def test_instance_poweredOff(self):
test_vm_mobj = mock.MagicMock()
test_vm_mobj.value = "vm-21"
test_vm_mobj_powerState = "poweredOff"
ops_mock = self._inspector._ops
ops_mock.get_vm_mobj.return_value = test_vm_mobj
ops_mock.query_vm_property.return_value = test_vm_mobj_powerState
self.assertRaises(virt_inspector.InstanceShutOffException,
self._inspector._get_vm_mobj_not_power_off_or_raise,
mock.MagicMock())
[docs] def test_instance_poweredOn(self):
test_vm_mobj = mock.MagicMock()
test_vm_mobj.value = "vm-21"
test_vm_mobj_powerState = "poweredOn"
ops_mock = self._inspector._ops
ops_mock.get_vm_mobj.return_value = test_vm_mobj
ops_mock.query_vm_property.return_value = test_vm_mobj_powerState
vm_mobj = self._inspector._get_vm_mobj_not_power_off_or_raise(
mock.MagicMock())
self.assertEqual(test_vm_mobj.value, vm_mobj.value)
[docs] def test_inspect_memory_usage(self):
test_vm_mobj = mock.MagicMock()
test_vm_mobj.value = "vm-21"
fake_perf_counter_id = 'fake_perf_counter_id'
fake_memory_value = 1024.0
fake_stat = virt_inspector.MemoryUsageStats(usage=1.0)
self._inspector._get_vm_mobj_not_power_off_or_raise = mock.MagicMock()
self._inspector._get_vm_mobj_not_power_off_or_raise.return_value = (
test_vm_mobj)
ops_mock = self._inspector._ops
ops_mock.get_perf_counter_id.return_value = fake_perf_counter_id
ops_mock.query_vm_aggregate_stats.return_value = fake_memory_value
memory_stat = self._inspector.inspect_memory_usage(mock.MagicMock())
self.assertEqual(fake_stat, memory_stat)
[docs] def test_inspect_cpu_util(self):
test_vm_mobj = mock.MagicMock()
test_vm_mobj.value = "vm-21"
fake_perf_counter_id = 'fake_perf_counter_id'
fake_cpu_util_value = 60
fake_stat = virt_inspector.CPUUtilStats(util=60)
self._inspector._get_vm_mobj_not_power_off_or_raise = mock.MagicMock()
self._inspector._get_vm_mobj_not_power_off_or_raise.return_value = (
test_vm_mobj)
ops_mock = self._inspector._ops
ops_mock.get_perf_counter_id.return_value = fake_perf_counter_id
(ops_mock.query_vm_aggregate_stats.
return_value) = fake_cpu_util_value * 100
cpu_util_stat = self._inspector.inspect_cpu_util(mock.MagicMock())
self.assertEqual(fake_stat, cpu_util_stat)
[docs] def test_inspect_vnic_rates(self):
# construct test data
test_vm_mobj = mock.MagicMock()
test_vm_mobj.value = "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_mobj, counter_id, duration):
# assert inputs
self.assertEqual(test_vm_mobj.value, vm_mobj.value)
self.assertIn(counter_id, counter_id_to_stats_map)
return counter_id_to_stats_map[counter_id]
self._inspector._get_vm_mobj_not_power_off_or_raise = mock.MagicMock()
self._inspector._get_vm_mobj_not_power_off_or_raise.return_value = (
test_vm_mobj)
# configure vsphere operations mock with the test data
ops_mock = self._inspector._ops
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_mobj = mock.MagicMock()
test_vm_mobj.value = "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_mobj, counter_id, duration):
# assert inputs
self.assertEqual(test_vm_mobj.value, vm_mobj.value)
self.assertIn(counter_id, counter_id_to_stats_map)
return counter_id_to_stats_map[counter_id]
self._inspector._get_vm_mobj_not_power_off_or_raise = mock.MagicMock()
self._inspector._get_vm_mobj_not_power_off_or_raise.return_value = (
test_vm_mobj)
# configure vsphere operations mock with the test data
ops_mock = self._inspector._ops
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)