telegraf/plugins/inputs/win_perf_counters/win_perf_counters_test.go

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// +build windows
package win_perf_counters
import (
"errors"
"fmt"
"testing"
"time"
"github.com/influxdata/telegraf/internal"
"github.com/influxdata/telegraf/testutil"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
type testCounter struct {
handle PDH_HCOUNTER
path string
value float64
status uint32 // allows for tests against specific pdh_error codes, rather than assuming all cases of "value == 0" to indicate error conditions
}
type FakePerformanceQuery struct {
counters map[string]testCounter
vistaAndNewer bool
expandPaths map[string][]string
openCalled bool
}
var MetricTime = time.Date(2018, 5, 28, 12, 0, 0, 0, time.UTC)
func (m *testCounter) ToCounterValue() *CounterValue {
_, inst, _, _ := extractCounterInfoFromCounterPath(m.path)
if inst == "" {
inst = "--"
}
return &CounterValue{inst, m.value}
}
func (m *FakePerformanceQuery) Open() error {
if m.openCalled {
err := m.Close()
if err != nil {
return err
}
}
m.openCalled = true
return nil
}
func (m *FakePerformanceQuery) Close() error {
if !m.openCalled {
return errors.New("CloSe: uninitialised query")
}
m.openCalled = false
return nil
}
func (m *FakePerformanceQuery) AddCounterToQuery(counterPath string) (PDH_HCOUNTER, error) {
if !m.openCalled {
return 0, errors.New("AddCounterToQuery: uninitialised query")
}
if c, ok := m.counters[counterPath]; ok {
return c.handle, nil
} else {
return 0, errors.New(fmt.Sprintf("AddCounterToQuery: invalid counter path: %s", counterPath))
}
}
func (m *FakePerformanceQuery) AddEnglishCounterToQuery(counterPath string) (PDH_HCOUNTER, error) {
if !m.openCalled {
return 0, errors.New("AddEnglishCounterToQuery: uninitialised query")
}
if c, ok := m.counters[counterPath]; ok {
return c.handle, nil
} else {
return 0, fmt.Errorf("AddEnglishCounterToQuery: invalid counter path: %s", counterPath)
}
}
func (m *FakePerformanceQuery) GetCounterPath(counterHandle PDH_HCOUNTER) (string, error) {
for _, counter := range m.counters {
if counter.handle == counterHandle {
return counter.path, nil
}
}
return "", fmt.Errorf("GetCounterPath: invalid handle: %d", counterHandle)
}
func (m *FakePerformanceQuery) ExpandWildCardPath(counterPath string) ([]string, error) {
if e, ok := m.expandPaths[counterPath]; ok {
return e, nil
} else {
return []string{}, fmt.Errorf("ExpandWildCardPath: invalid counter path: %s", counterPath)
}
}
func (m *FakePerformanceQuery) GetFormattedCounterValueDouble(counterHandle PDH_HCOUNTER) (float64, error) {
if !m.openCalled {
return 0, errors.New("GetFormattedCounterValueDouble: uninitialised query")
}
for _, counter := range m.counters {
if counter.handle == counterHandle {
if counter.status > 0 {
return 0, NewPdhError(counter.status)
}
return counter.value, nil
}
}
return 0, fmt.Errorf("GetFormattedCounterValueDouble: invalid handle: %d", counterHandle)
}
func (m *FakePerformanceQuery) findCounterByPath(counterPath string) *testCounter {
for _, c := range m.counters {
if c.path == counterPath {
return &c
}
}
return nil
}
func (m *FakePerformanceQuery) findCounterByHandle(counterHandle PDH_HCOUNTER) *testCounter {
for _, c := range m.counters {
if c.handle == counterHandle {
return &c
}
}
return nil
}
func (m *FakePerformanceQuery) GetFormattedCounterArrayDouble(hCounter PDH_HCOUNTER) ([]CounterValue, error) {
if !m.openCalled {
return nil, errors.New("GetFormattedCounterArrayDouble: uninitialised query")
}
for _, c := range m.counters {
if c.handle == hCounter {
if e, ok := m.expandPaths[c.path]; ok {
counters := make([]CounterValue, 0, len(e))
for _, p := range e {
counter := m.findCounterByPath(p)
if counter != nil {
if counter.status > 0 {
return nil, NewPdhError(counter.status)
}
counters = append(counters, *counter.ToCounterValue())
} else {
return nil, fmt.Errorf("GetFormattedCounterArrayDouble: invalid counter : %s", p)
}
}
return counters, nil
} else {
return nil, fmt.Errorf("GetFormattedCounterArrayDouble: invalid counter : %d", hCounter)
}
}
}
return nil, fmt.Errorf("GetFormattedCounterArrayDouble: invalid counter : %d, no paths found", hCounter)
}
func (m *FakePerformanceQuery) CollectData() error {
if !m.openCalled {
return errors.New("CollectData: uninitialised query")
}
return nil
}
func (m *FakePerformanceQuery) CollectDataWithTime() (time.Time, error) {
if !m.openCalled {
return time.Now(), errors.New("CollectData: uninitialised query")
}
return MetricTime, nil
}
func (m *FakePerformanceQuery) IsVistaOrNewer() bool {
return m.vistaAndNewer
}
func createPerfObject(measurement string, object string, instances []string, counters []string, failOnMissing bool, includeTotal bool) []perfobject {
PerfObject := perfobject{
ObjectName: object,
Instances: instances,
Counters: counters,
Measurement: measurement,
WarnOnMissing: false,
FailOnMissing: failOnMissing,
IncludeTotal: includeTotal,
}
perfobjects := []perfobject{PerfObject}
return perfobjects
}
func createCounterMap(counterPaths []string, values []float64, status []uint32) map[string]testCounter {
counters := make(map[string]testCounter)
for i, cp := range counterPaths {
counters[cp] = testCounter{
PDH_HCOUNTER(i),
cp,
values[i],
status[i],
}
}
return counters
}
var counterPathsAndRes = map[string][]string{
"\\O\\CT": {"O", "", "CT"},
"\\O\\CT(i)": {"O", "", "CT(i)"},
"\\O\\CT(d:\\f\\i)": {"O", "", "CT(d:\\f\\i)"},
"\\\\CM\\O\\CT": {"O", "", "CT"},
"\\O(I)\\CT": {"O", "I", "CT"},
"\\O(I)\\CT(i)": {"O", "I", "CT(i)"},
"\\O(I)\\CT(i)x": {"O", "I", "CT(i)x"},
"\\O(I)\\CT(d:\\f\\i)": {"O", "I", "CT(d:\\f\\i)"},
"\\\\CM\\O(I)\\CT": {"O", "I", "CT"},
"\\O(d:\\f\\I)\\CT": {"O", "d:\\f\\I", "CT"},
"\\O(d:\\f\\I(d))\\CT": {"O", "d:\\f\\I(d)", "CT"},
"\\O(d:\\f\\I(d)x)\\CT": {"O", "d:\\f\\I(d)x", "CT"},
"\\O(d:\\f\\I)\\CT(i)": {"O", "d:\\f\\I", "CT(i)"},
"\\O(d:\\f\\I)\\CT(d:\\f\\i)": {"O", "d:\\f\\I", "CT(d:\\f\\i)"},
"\\\\CM\\O(d:\\f\\I)\\CT": {"O", "d:\\f\\I", "CT"},
"\\\\CM\\O(d:\\f\\I)\\CT(d:\\f\\i)": {"O", "d:\\f\\I", "CT(d:\\f\\i)"},
"\\O(I(info))\\CT": {"O", "I(info)", "CT"},
"\\\\CM\\O(I(info))\\CT": {"O", "I(info)", "CT"},
}
var invalidCounterPaths = []string{
"\\O(I\\C",
"\\OI)\\C",
"\\O(I\\C",
"\\O/C",
"\\O(I/C",
"\\O(I/C)",
"\\O(I\\)C",
"\\O(I\\C)",
}
func TestCounterPathParsing(t *testing.T) {
for path, vals := range counterPathsAndRes {
o, i, c, err := extractCounterInfoFromCounterPath(path)
require.NoError(t, err)
require.True(t, assert.ObjectsAreEqual(vals, []string{o, i, c}), "arrays: %#v and %#v are not equal", vals, []string{o, i, c})
}
for _, path := range invalidCounterPaths {
_, _, _, err := extractCounterInfoFromCounterPath(path)
require.Error(t, err)
}
}
func TestAddItemSimple(t *testing.T) {
var err error
cps1 := []string{"\\O(I)\\C"}
m := Win_PerfCounters{
Log: testutil.Logger{},
PrintValid: false,
Object: nil,
query: &FakePerformanceQuery{
counters: createCounterMap(cps1, []float64{1.1}, []uint32{0}),
expandPaths: map[string][]string{
cps1[0]: cps1,
},
vistaAndNewer: true,
}}
err = m.query.Open()
require.NoError(t, err)
err = m.AddItem(cps1[0], "O", "I", "c", "test", false)
require.NoError(t, err)
err = m.query.Close()
require.NoError(t, err)
}
func TestAddItemInvalidCountPath(t *testing.T) {
var err error
cps1 := []string{"\\O\\C"}
m := Win_PerfCounters{
Log: testutil.Logger{},
PrintValid: false,
Object: nil,
UseWildcardsExpansion: true,
query: &FakePerformanceQuery{
counters: createCounterMap(cps1, []float64{1.1}, []uint32{0}),
expandPaths: map[string][]string{
cps1[0]: {"\\O/C"},
},
vistaAndNewer: true,
}}
err = m.query.Open()
require.NoError(t, err)
err = m.AddItem("\\O\\C", "O", "------", "C", "test", false)
require.Error(t, err)
err = m.query.Close()
require.NoError(t, err)
}
func TestParseConfigBasic(t *testing.T) {
var err error
perfObjects := createPerfObject("m", "O", []string{"I1", "I2"}, []string{"C1", "C2"}, false, false)
cps1 := []string{"\\O(I1)\\C1", "\\O(I1)\\C2", "\\O(I2)\\C1", "\\O(I2)\\C2"}
m := Win_PerfCounters{
Log: testutil.Logger{},
PrintValid: false,
Object: perfObjects,
query: &FakePerformanceQuery{
counters: createCounterMap(cps1, []float64{1.1, 1.2, 1.3, 1.4}, []uint32{0, 0, 0, 0}),
expandPaths: map[string][]string{
cps1[0]: {cps1[0]},
cps1[1]: {cps1[1]},
cps1[2]: {cps1[2]},
cps1[3]: {cps1[3]},
},
vistaAndNewer: true,
}}
err = m.query.Open()
require.NoError(t, err)
err = m.ParseConfig()
require.NoError(t, err)
assert.Len(t, m.counters, 4)
err = m.query.Close()
require.NoError(t, err)
m.UseWildcardsExpansion = true
m.counters = nil
err = m.query.Open()
require.NoError(t, err)
err = m.ParseConfig()
require.NoError(t, err)
assert.Len(t, m.counters, 4)
err = m.query.Close()
require.NoError(t, err)
}
func TestParseConfigNoInstance(t *testing.T) {
var err error
perfObjects := createPerfObject("m", "O", []string{"------"}, []string{"C1", "C2"}, false, false)
cps1 := []string{"\\O\\C1", "\\O\\C2"}
m := Win_PerfCounters{
Log: testutil.Logger{},
PrintValid: false,
Object: perfObjects,
UseWildcardsExpansion: false,
query: &FakePerformanceQuery{
counters: createCounterMap(cps1, []float64{1.1, 1.2}, []uint32{0, 0}),
expandPaths: map[string][]string{
cps1[0]: {cps1[0]},
cps1[1]: {cps1[1]},
},
vistaAndNewer: true,
}}
err = m.query.Open()
require.NoError(t, err)
err = m.ParseConfig()
require.NoError(t, err)
assert.Len(t, m.counters, 2)
err = m.query.Close()
require.NoError(t, err)
m.UseWildcardsExpansion = true
m.counters = nil
err = m.query.Open()
require.NoError(t, err)
err = m.ParseConfig()
require.NoError(t, err)
assert.Len(t, m.counters, 2)
err = m.query.Close()
require.NoError(t, err)
}
func TestParseConfigInvalidCounterError(t *testing.T) {
var err error
perfObjects := createPerfObject("m", "O", []string{"I1", "I2"}, []string{"C1", "C2"}, true, false)
cps1 := []string{"\\O(I1)\\C2", "\\O(I2)\\C1", "\\O(I2)\\C2"}
m := Win_PerfCounters{
Log: testutil.Logger{},
PrintValid: false,
Object: perfObjects,
query: &FakePerformanceQuery{
counters: createCounterMap(cps1, []float64{1.1, 1.2, 1.3}, []uint32{0, 0, 0}),
expandPaths: map[string][]string{
cps1[0]: {cps1[0]},
cps1[1]: {cps1[1]},
cps1[2]: {cps1[2]},
},
vistaAndNewer: true,
}}
err = m.query.Open()
require.NoError(t, err)
err = m.ParseConfig()
require.Error(t, err)
err = m.query.Close()
require.NoError(t, err)
m.UseWildcardsExpansion = true
m.counters = nil
err = m.query.Open()
require.NoError(t, err)
err = m.ParseConfig()
require.Error(t, err)
err = m.query.Close()
require.NoError(t, err)
}
func TestParseConfigInvalidCounterNoError(t *testing.T) {
var err error
perfObjects := createPerfObject("m", "O", []string{"I1", "I2"}, []string{"C1", "C2"}, false, false)
cps1 := []string{"\\O(I1)\\C2", "\\O(I2)\\C1", "\\O(I2)\\C2"}
m := Win_PerfCounters{
Log: testutil.Logger{},
PrintValid: false,
Object: perfObjects,
query: &FakePerformanceQuery{
counters: createCounterMap(cps1, []float64{1.1, 1.2, 1.3}, []uint32{0, 0, 0}),
expandPaths: map[string][]string{
cps1[0]: {cps1[0]},
cps1[1]: {cps1[1]},
cps1[2]: {cps1[2]},
},
vistaAndNewer: true,
}}
err = m.query.Open()
require.NoError(t, err)
err = m.ParseConfig()
require.NoError(t, err)
err = m.query.Close()
require.NoError(t, err)
m.UseWildcardsExpansion = true
m.counters = nil
err = m.query.Open()
require.NoError(t, err)
err = m.ParseConfig()
require.NoError(t, err)
err = m.query.Close()
require.NoError(t, err)
}
func TestParseConfigTotalExpansion(t *testing.T) {
var err error
perfObjects := createPerfObject("m", "O", []string{"*"}, []string{"*"}, true, true)
cps1 := []string{"\\O(I1)\\C1", "\\O(I1)\\C2", "\\O(_Total)\\C1", "\\O(_Total)\\C2"}
m := Win_PerfCounters{
Log: testutil.Logger{},
PrintValid: false,
UseWildcardsExpansion: true,
Object: perfObjects,
query: &FakePerformanceQuery{
counters: createCounterMap(append(cps1, "\\O(*)\\*"), []float64{1.1, 1.2, 1.3, 1.4, 0}, []uint32{0, 0, 0, 0, 0}),
expandPaths: map[string][]string{
"\\O(*)\\*": cps1,
},
vistaAndNewer: true,
}}
err = m.query.Open()
require.NoError(t, err)
err = m.ParseConfig()
require.NoError(t, err)
assert.Len(t, m.counters, 4)
err = m.query.Close()
require.NoError(t, err)
perfObjects[0].IncludeTotal = false
m = Win_PerfCounters{
Log: testutil.Logger{},
PrintValid: false,
UseWildcardsExpansion: true,
Object: perfObjects,
query: &FakePerformanceQuery{
counters: createCounterMap(append(cps1, "\\O(*)\\*"), []float64{1.1, 1.2, 1.3, 1.4, 0}, []uint32{0, 0, 0, 0, 0}),
expandPaths: map[string][]string{
"\\O(*)\\*": cps1,
},
vistaAndNewer: true,
}}
err = m.query.Open()
require.NoError(t, err)
err = m.ParseConfig()
require.NoError(t, err)
assert.Len(t, m.counters, 2)
err = m.query.Close()
require.NoError(t, err)
}
2017-07-31 18:03:26 +00:00
func TestParseConfigExpand(t *testing.T) {
var err error
perfObjects := createPerfObject("m", "O", []string{"*"}, []string{"*"}, false, false)
cps1 := []string{"\\O(I1)\\C1", "\\O(I1)\\C2", "\\O(I2)\\C1", "\\O(I2)\\C2"}
m := Win_PerfCounters{
Log: testutil.Logger{},
PrintValid: false,
UseWildcardsExpansion: true,
Object: perfObjects,
query: &FakePerformanceQuery{
counters: createCounterMap(append(cps1, "\\O(*)\\*"), []float64{1.1, 1.2, 1.3, 1.4, 0}, []uint32{0, 0, 0, 0, 0}),
expandPaths: map[string][]string{
"\\O(*)\\*": cps1,
},
vistaAndNewer: true,
}}
err = m.query.Open()
require.NoError(t, err)
err = m.ParseConfig()
require.NoError(t, err)
assert.Len(t, m.counters, 4)
err = m.query.Close()
require.NoError(t, err)
}
func TestSimpleGather(t *testing.T) {
var err error
if testing.Short() {
t.Skip("Skipping long taking test in short mode")
}
measurement := "test"
perfObjects := createPerfObject(measurement, "O", []string{"I"}, []string{"C"}, false, false)
cp1 := "\\O(I)\\C"
m := Win_PerfCounters{
Log: testutil.Logger{},
PrintValid: false,
Object: perfObjects,
query: &FakePerformanceQuery{
counters: createCounterMap([]string{cp1}, []float64{1.2}, []uint32{0}),
expandPaths: map[string][]string{
cp1: {cp1},
},
vistaAndNewer: false,
}}
var acc1 testutil.Accumulator
err = m.Gather(&acc1)
require.NoError(t, err)
fields1 := map[string]interface{}{
"C": float32(1.2),
}
tags1 := map[string]string{
"instance": "I",
"objectname": "O",
}
acc1.AssertContainsTaggedFields(t, measurement, fields1, tags1)
m.UseWildcardsExpansion = true
m.counters = nil
m.lastRefreshed = time.Time{}
var acc2 testutil.Accumulator
err = m.Gather(&acc2)
require.NoError(t, err)
acc1.AssertContainsTaggedFields(t, measurement, fields1, tags1)
}
func TestSimpleGatherNoData(t *testing.T) {
var err error
if testing.Short() {
t.Skip("Skipping long taking test in short mode")
}
measurement := "test"
perfObjects := createPerfObject(measurement, "O", []string{"I"}, []string{"C"}, false, false)
cp1 := "\\O(I)\\C"
m := Win_PerfCounters{
Log: testutil.Logger{},
PrintValid: false,
Object: perfObjects,
query: &FakePerformanceQuery{
counters: createCounterMap([]string{cp1}, []float64{1.2}, []uint32{PDH_NO_DATA}),
expandPaths: map[string][]string{
cp1: {cp1},
},
vistaAndNewer: false,
}}
var acc1 testutil.Accumulator
err = m.Gather(&acc1)
// this "PDH_NO_DATA" error should not be returned to caller, but checked, and handled
require.NoError(t, err)
// fields would contain if the error was ignored, and we simply added garbage
fields1 := map[string]interface{}{
"C": float32(1.2),
}
// tags would contain if the error was ignored, and we simply added garbage
tags1 := map[string]string{
"instance": "I",
"objectname": "O",
}
acc1.AssertDoesNotContainsTaggedFields(t, measurement, fields1, tags1)
m.UseWildcardsExpansion = true
m.counters = nil
m.lastRefreshed = time.Time{}
var acc2 testutil.Accumulator
err = m.Gather(&acc2)
require.NoError(t, err)
acc1.AssertDoesNotContainsTaggedFields(t, measurement, fields1, tags1)
}
func TestSimpleGatherWithTimestamp(t *testing.T) {
var err error
if testing.Short() {
t.Skip("Skipping long taking test in short mode")
}
measurement := "test"
perfObjects := createPerfObject(measurement, "O", []string{"I"}, []string{"C"}, false, false)
cp1 := "\\O(I)\\C"
m := Win_PerfCounters{
Log: testutil.Logger{},
PrintValid: false,
UsePerfCounterTime: true,
Object: perfObjects,
query: &FakePerformanceQuery{
counters: createCounterMap([]string{cp1}, []float64{1.2}, []uint32{0}),
expandPaths: map[string][]string{
cp1: {cp1},
},
vistaAndNewer: true,
}}
var acc1 testutil.Accumulator
err = m.Gather(&acc1)
require.NoError(t, err)
fields1 := map[string]interface{}{
"C": float32(1.2),
}
tags1 := map[string]string{
"instance": "I",
"objectname": "O",
}
acc1.AssertContainsTaggedFields(t, measurement, fields1, tags1)
assert.True(t, acc1.HasTimestamp(measurement, MetricTime))
}
func TestGatherError(t *testing.T) {
var err error
expected_error := "error while getting value for counter \\O(I)\\C: The information passed is not valid.\r\n"
if testing.Short() {
t.Skip("Skipping long taking test in short mode")
}
measurement := "test"
perfObjects := createPerfObject(measurement, "O", []string{"I"}, []string{"C"}, false, false)
cp1 := "\\O(I)\\C"
m := Win_PerfCounters{
Log: testutil.Logger{},
PrintValid: false,
Object: perfObjects,
query: &FakePerformanceQuery{
counters: createCounterMap([]string{cp1}, []float64{-2}, []uint32{PDH_PLA_VALIDATION_WARNING}),
expandPaths: map[string][]string{
cp1: {cp1},
},
vistaAndNewer: false,
}}
var acc1 testutil.Accumulator
err = m.Gather(&acc1)
require.Error(t, err)
require.Equal(t, expected_error, err.Error())
m.UseWildcardsExpansion = true
m.counters = nil
m.lastRefreshed = time.Time{}
var acc2 testutil.Accumulator
err = m.Gather(&acc2)
require.Error(t, err)
require.Equal(t, expected_error, err.Error())
}
func TestGatherInvalidDataIgnore(t *testing.T) {
var err error
if testing.Short() {
t.Skip("Skipping long taking test in short mode")
}
measurement := "test"
perfObjects := createPerfObject(measurement, "O", []string{"I"}, []string{"C1", "C2", "C3"}, false, false)
cps1 := []string{"\\O(I)\\C1", "\\O(I)\\C2", "\\O(I)\\C3"}
m := Win_PerfCounters{
Log: testutil.Logger{},
PrintValid: false,
Object: perfObjects,
query: &FakePerformanceQuery{
counters: createCounterMap(cps1, []float64{1.2, 1, 0}, []uint32{0, PDH_INVALID_DATA, 0}),
expandPaths: map[string][]string{
cps1[0]: {cps1[0]},
cps1[1]: {cps1[1]},
cps1[2]: {cps1[2]},
},
vistaAndNewer: false,
}}
var acc1 testutil.Accumulator
err = m.Gather(&acc1)
require.NoError(t, err)
fields1 := map[string]interface{}{
"C1": float32(1.2),
"C3": float32(0),
}
tags1 := map[string]string{
"instance": "I",
"objectname": "O",
}
acc1.AssertContainsTaggedFields(t, measurement, fields1, tags1)
m.UseWildcardsExpansion = true
m.counters = nil
m.lastRefreshed = time.Time{}
var acc2 testutil.Accumulator
err = m.Gather(&acc2)
require.NoError(t, err)
acc1.AssertContainsTaggedFields(t, measurement, fields1, tags1)
}
//tests with expansion
func TestGatherRefreshingWithExpansion(t *testing.T) {
var err error
if testing.Short() {
t.Skip("Skipping long taking test in short mode")
}
measurement := "test"
perfObjects := createPerfObject(measurement, "O", []string{"*"}, []string{"*"}, true, false)
cps1 := []string{"\\O(I1)\\C1", "\\O(I1)\\C2", "\\O(I2)\\C1", "\\O(I2)\\C2"}
fpm := &FakePerformanceQuery{
counters: createCounterMap(append(cps1, "\\O(*)\\*"), []float64{1.1, 1.2, 1.3, 1.4, 0}, []uint32{0, 0, 0, 0, 0}),
expandPaths: map[string][]string{
"\\O(*)\\*": cps1,
},
vistaAndNewer: true,
}
m := Win_PerfCounters{
Log: testutil.Logger{},
PrintValid: false,
Object: perfObjects,
UseWildcardsExpansion: true,
query: fpm,
CountersRefreshInterval: internal.Duration{Duration: time.Second * 10},
}
var acc1 testutil.Accumulator
err = m.Gather(&acc1)
assert.Len(t, m.counters, 4)
require.NoError(t, err)
assert.Len(t, acc1.Metrics, 2)
fields1 := map[string]interface{}{
"C1": float32(1.1),
"C2": float32(1.2),
}
tags1 := map[string]string{
"instance": "I1",
"objectname": "O",
}
acc1.AssertContainsTaggedFields(t, measurement, fields1, tags1)
fields2 := map[string]interface{}{
"C1": float32(1.3),
"C2": float32(1.4),
}
tags2 := map[string]string{
"instance": "I2",
"objectname": "O",
}
acc1.AssertContainsTaggedFields(t, measurement, fields2, tags2)
cps2 := []string{"\\O(I1)\\C1", "\\O(I1)\\C2", "\\O(I2)\\C1", "\\O(I2)\\C2", "\\O(I3)\\C1", "\\O(I3)\\C2"}
fpm = &FakePerformanceQuery{
counters: createCounterMap(append(cps2, "\\O(*)\\*"), []float64{1.1, 1.2, 1.3, 1.4, 1.5, 1.6, 0}, []uint32{0, 0, 0, 0, 0, 0, 0}),
expandPaths: map[string][]string{
"\\O(*)\\*": cps2,
},
vistaAndNewer: true,
}
m.query = fpm
fpm.Open()
var acc2 testutil.Accumulator
fields3 := map[string]interface{}{
"C1": float32(1.5),
"C2": float32(1.6),
}
tags3 := map[string]string{
"instance": "I3",
"objectname": "O",
}
//test before elapsing CounterRefreshRate counters are not refreshed
err = m.Gather(&acc2)
require.NoError(t, err)
assert.Len(t, m.counters, 4)
assert.Len(t, acc2.Metrics, 2)
acc2.AssertContainsTaggedFields(t, measurement, fields1, tags1)
acc2.AssertContainsTaggedFields(t, measurement, fields2, tags2)
acc2.AssertDoesNotContainsTaggedFields(t, measurement, fields3, tags3)
time.Sleep(m.CountersRefreshInterval.Duration)
var acc3 testutil.Accumulator
err = m.Gather(&acc3)
require.NoError(t, err)
assert.Len(t, acc3.Metrics, 3)
acc3.AssertContainsTaggedFields(t, measurement, fields1, tags1)
acc3.AssertContainsTaggedFields(t, measurement, fields2, tags2)
acc3.AssertContainsTaggedFields(t, measurement, fields3, tags3)
}
func TestGatherRefreshingWithoutExpansion(t *testing.T) {
var err error
if testing.Short() {
t.Skip("Skipping long taking test in short mode")
}
measurement := "test"
perfObjects := createPerfObject(measurement, "O", []string{"*"}, []string{"C1", "C2"}, true, false)
cps1 := []string{"\\O(I1)\\C1", "\\O(I1)\\C2", "\\O(I2)\\C1", "\\O(I2)\\C2"}
fpm := &FakePerformanceQuery{
counters: createCounterMap(append([]string{"\\O(*)\\C1", "\\O(*)\\C2"}, cps1...), []float64{0, 0, 1.1, 1.2, 1.3, 1.4}, []uint32{0, 0, 0, 0, 0, 0}),
expandPaths: map[string][]string{
"\\O(*)\\C1": {cps1[0], cps1[2]},
"\\O(*)\\C2": {cps1[1], cps1[3]},
},
vistaAndNewer: true,
}
m := Win_PerfCounters{
Log: testutil.Logger{},
PrintValid: false,
Object: perfObjects,
UseWildcardsExpansion: false,
query: fpm,
CountersRefreshInterval: internal.Duration{Duration: time.Second * 10}}
var acc1 testutil.Accumulator
err = m.Gather(&acc1)
assert.Len(t, m.counters, 2)
require.NoError(t, err)
assert.Len(t, acc1.Metrics, 2)
fields1 := map[string]interface{}{
"C1": float32(1.1),
"C2": float32(1.2),
}
tags1 := map[string]string{
"instance": "I1",
"objectname": "O",
}
acc1.AssertContainsTaggedFields(t, measurement, fields1, tags1)
fields2 := map[string]interface{}{
"C1": float32(1.3),
"C2": float32(1.4),
}
tags2 := map[string]string{
"instance": "I2",
"objectname": "O",
}
acc1.AssertContainsTaggedFields(t, measurement, fields2, tags2)
//test finding new instance
cps2 := []string{"\\O(I1)\\C1", "\\O(I1)\\C2", "\\O(I2)\\C1", "\\O(I2)\\C2", "\\O(I3)\\C1", "\\O(I3)\\C2"}
fpm = &FakePerformanceQuery{
counters: createCounterMap(append([]string{"\\O(*)\\C1", "\\O(*)\\C2"}, cps2...), []float64{0, 0, 1.1, 1.2, 1.3, 1.4, 1.5, 1.6}, []uint32{0, 0, 0, 0, 0, 0, 0, 0}),
expandPaths: map[string][]string{
"\\O(*)\\C1": {cps2[0], cps2[2], cps2[4]},
"\\O(*)\\C2": {cps2[1], cps2[3], cps2[5]},
},
vistaAndNewer: true,
}
m.query = fpm
fpm.Open()
var acc2 testutil.Accumulator
fields3 := map[string]interface{}{
"C1": float32(1.5),
"C2": float32(1.6),
}
tags3 := map[string]string{
"instance": "I3",
"objectname": "O",
}
//test before elapsing CounterRefreshRate counters are not refreshed
err = m.Gather(&acc2)
require.NoError(t, err)
assert.Len(t, m.counters, 2)
assert.Len(t, acc2.Metrics, 3)
acc2.AssertContainsTaggedFields(t, measurement, fields1, tags1)
acc2.AssertContainsTaggedFields(t, measurement, fields2, tags2)
acc2.AssertContainsTaggedFields(t, measurement, fields3, tags3)
//test changed configuration
perfObjects = createPerfObject(measurement, "O", []string{"*"}, []string{"C1", "C2", "C3"}, true, false)
cps3 := []string{"\\O(I1)\\C1", "\\O(I1)\\C2", "\\O(I1)\\C3", "\\O(I2)\\C1", "\\O(I2)\\C2", "\\O(I2)\\C3"}
fpm = &FakePerformanceQuery{
counters: createCounterMap(append([]string{"\\O(*)\\C1", "\\O(*)\\C2", "\\O(*)\\C3"}, cps3...), []float64{0, 0, 0, 1.1, 1.2, 1.3, 1.4, 1.5, 1.6}, []uint32{0, 0, 0, 0, 0, 0, 0, 0, 0}),
expandPaths: map[string][]string{
"\\O(*)\\C1": {cps3[0], cps3[3]},
"\\O(*)\\C2": {cps3[1], cps3[4]},
"\\O(*)\\C3": {cps3[2], cps3[5]},
},
vistaAndNewer: true,
}
m.query = fpm
m.Object = perfObjects
fpm.Open()
time.Sleep(m.CountersRefreshInterval.Duration)
var acc3 testutil.Accumulator
err = m.Gather(&acc3)
require.NoError(t, err)
assert.Len(t, acc3.Metrics, 2)
fields4 := map[string]interface{}{
"C1": float32(1.1),
"C2": float32(1.2),
"C3": float32(1.3),
}
tags4 := map[string]string{
"instance": "I1",
"objectname": "O",
}
fields5 := map[string]interface{}{
"C1": float32(1.4),
"C2": float32(1.5),
"C3": float32(1.6),
}
tags5 := map[string]string{
"instance": "I2",
"objectname": "O",
}
acc3.AssertContainsTaggedFields(t, measurement, fields4, tags4)
acc3.AssertContainsTaggedFields(t, measurement, fields5, tags5)
}
func TestGatherTotalNoExpansion(t *testing.T) {
var err error
measurement := "m"
perfObjects := createPerfObject(measurement, "O", []string{"*"}, []string{"C1", "C2"}, true, true)
cps1 := []string{"\\O(I1)\\C1", "\\O(I1)\\C2", "\\O(_Total)\\C1", "\\O(_Total)\\C2"}
m := Win_PerfCounters{
Log: testutil.Logger{},
PrintValid: false,
UseWildcardsExpansion: false,
Object: perfObjects,
query: &FakePerformanceQuery{
counters: createCounterMap(append([]string{"\\O(*)\\C1", "\\O(*)\\C2"}, cps1...), []float64{0, 0, 1.1, 1.2, 1.3, 1.4}, []uint32{0, 0, 0, 0, 0, 0}),
expandPaths: map[string][]string{
"\\O(*)\\C1": {cps1[0], cps1[2]},
"\\O(*)\\C2": {cps1[1], cps1[3]},
},
vistaAndNewer: true,
}}
var acc1 testutil.Accumulator
err = m.Gather(&acc1)
require.NoError(t, err)
assert.Len(t, m.counters, 2)
assert.Len(t, acc1.Metrics, 2)
fields1 := map[string]interface{}{
"C1": float32(1.1),
"C2": float32(1.2),
}
tags1 := map[string]string{
"instance": "I1",
"objectname": "O",
}
acc1.AssertContainsTaggedFields(t, measurement, fields1, tags1)
fields2 := map[string]interface{}{
"C1": float32(1.3),
"C2": float32(1.4),
}
tags2 := map[string]string{
"instance": "_Total",
"objectname": "O",
}
acc1.AssertContainsTaggedFields(t, measurement, fields2, tags2)
perfObjects[0].IncludeTotal = false
m.counters = nil
m.lastRefreshed = time.Time{}
var acc2 testutil.Accumulator
err = m.Gather(&acc2)
require.NoError(t, err)
assert.Len(t, m.counters, 2)
assert.Len(t, acc2.Metrics, 1)
acc2.AssertContainsTaggedFields(t, measurement, fields1, tags1)
acc2.AssertDoesNotContainsTaggedFields(t, measurement, fields2, tags2)
}
// list of nul terminated strings from WinAPI
var unicodeStringListWithEnglishChars = []uint16{0x5c, 0x5c, 0x54, 0x34, 0x38, 0x30, 0x5c, 0x50, 0x68, 0x79, 0x73, 0x69, 0x63, 0x61, 0x6c, 0x44, 0x69, 0x73, 0x6b, 0x28, 0x30, 0x20, 0x43, 0x3a, 0x29, 0x5c, 0x43, 0x75, 0x72, 0x72, 0x65, 0x6e, 0x74, 0x20, 0x44, 0x69, 0x73, 0x6b, 0x20, 0x51, 0x75, 0x65, 0x75, 0x65, 0x20, 0x4c, 0x65, 0x6e, 0x67, 0x74, 0x68, 0x0, 0x5c, 0x5c, 0x54, 0x34, 0x38, 0x30, 0x5c, 0x50, 0x68, 0x79, 0x73, 0x69, 0x63, 0x61, 0x6c, 0x44, 0x69, 0x73, 0x6b, 0x28, 0x5f, 0x54, 0x6f, 0x74, 0x61, 0x6c, 0x29, 0x5c, 0x43, 0x75, 0x72, 0x72, 0x65, 0x6e, 0x74, 0x20, 0x44, 0x69, 0x73, 0x6b, 0x20, 0x51, 0x75, 0x65, 0x75, 0x65, 0x20, 0x4c, 0x65, 0x6e, 0x67, 0x74, 0x68, 0x0, 0x0}
var unicodeStringListWithCzechChars = []uint16{0x5c, 0x5c, 0x54, 0x34, 0x38, 0x30, 0x5c, 0x46, 0x79, 0x7a, 0x69, 0x63, 0x6b, 0xfd, 0x20, 0x64, 0x69, 0x73, 0x6b, 0x28, 0x30, 0x20, 0x43, 0x3a, 0x29, 0x5c, 0x41, 0x6b, 0x74, 0x75, 0xe1, 0x6c, 0x6e, 0xed, 0x20, 0x64, 0xe9, 0x6c, 0x6b, 0x61, 0x20, 0x66, 0x72, 0x6f, 0x6e, 0x74, 0x79, 0x20, 0x64, 0x69, 0x73, 0x6b, 0x75, 0x0, 0x5c, 0x5c, 0x54, 0x34, 0x38, 0x30, 0x5c, 0x46, 0x79, 0x7a, 0x69, 0x63, 0x6b, 0xfd, 0x20, 0x64, 0x69, 0x73, 0x6b, 0x28, 0x5f, 0x54, 0x6f, 0x74, 0x61, 0x6c, 0x29, 0x5c, 0x41, 0x6b, 0x74, 0x75, 0xe1, 0x6c, 0x6e, 0xed, 0x20, 0x64, 0xe9, 0x6c, 0x6b, 0x61, 0x20, 0x66, 0x72, 0x6f, 0x6e, 0x74, 0x79, 0x20, 0x64, 0x69, 0x73, 0x6b, 0x75, 0x0, 0x0}
var unicodeStringListSingleItem = []uint16{0x5c, 0x5c, 0x54, 0x34, 0x38, 0x30, 0x5c, 0x50, 0x68, 0x79, 0x73, 0x69, 0x63, 0x61, 0x6c, 0x44, 0x69, 0x73, 0x6b, 0x28, 0x30, 0x20, 0x43, 0x3a, 0x29, 0x5c, 0x43, 0x75, 0x72, 0x72, 0x65, 0x6e, 0x74, 0x20, 0x44, 0x69, 0x73, 0x6b, 0x20, 0x51, 0x75, 0x65, 0x75, 0x65, 0x20, 0x4c, 0x65, 0x6e, 0x67, 0x74, 0x68, 0x0, 0x0}
var unicodeStringListNoItem = []uint16{0x0}
var stringArrayWithEnglishChars = []string{
"\\\\T480\\PhysicalDisk(0 C:)\\Current Disk Queue Length",
"\\\\T480\\PhysicalDisk(_Total)\\Current Disk Queue Length",
}
var stringArrayWithCzechChars = []string{
"\\\\T480\\Fyzick\u00fd disk(0 C:)\\Aktu\u00e1ln\u00ed d\u00e9lka fronty disku",
"\\\\T480\\Fyzick\u00fd disk(_Total)\\Aktu\u00e1ln\u00ed d\u00e9lka fronty disku",
}
var stringArraySingleItem = []string{
"\\\\T480\\PhysicalDisk(0 C:)\\Current Disk Queue Length",
}
func TestUTF16ToStringArray(t *testing.T) {
singleItem := UTF16ToStringArray(unicodeStringListSingleItem)
assert.True(t, assert.ObjectsAreEqual(singleItem, stringArraySingleItem), "Not equal single arrays")
noItem := UTF16ToStringArray(unicodeStringListNoItem)
assert.Nil(t, noItem)
engStrings := UTF16ToStringArray(unicodeStringListWithEnglishChars)
assert.True(t, assert.ObjectsAreEqual(engStrings, stringArrayWithEnglishChars), "Not equal eng arrays")
czechStrings := UTF16ToStringArray(unicodeStringListWithCzechChars)
assert.True(t, assert.ObjectsAreEqual(czechStrings, stringArrayWithCzechChars), "Not equal czech arrays")
}