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telegraf/plugins/outputs/dynatrace/dynatrace_test.go
Daniel Baumann 4978089aab
Adding upstream version 1.34.4.
Signed-off-by: Daniel Baumann <daniel@debian.org>
2025-05-24 07:26:29 +02:00

901 lines
26 KiB
Go

package dynatrace
import (
"encoding/json"
"fmt"
"io"
"net/http"
"net/http/httptest"
"regexp"
"sort"
"strings"
"testing"
"time"
"github.com/dynatrace-oss/dynatrace-metric-utils-go/metric/apiconstants"
"github.com/dynatrace-oss/dynatrace-metric-utils-go/metric/dimensions"
"github.com/stretchr/testify/require"
"github.com/influxdata/telegraf"
"github.com/influxdata/telegraf/config"
"github.com/influxdata/telegraf/metric"
"github.com/influxdata/telegraf/testutil"
)
func TestNilMetrics(t *testing.T) {
ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, _ *http.Request) {
w.WriteHeader(http.StatusOK)
if err := json.NewEncoder(w).Encode(`{"linesOk":10,"linesInvalid":0,"error":null}`); err != nil {
w.WriteHeader(http.StatusInternalServerError)
t.Error(err)
return
}
}))
defer ts.Close()
d := &Dynatrace{
Timeout: config.Duration(time.Second * 5),
}
d.URL = ts.URL
d.APIToken = config.NewSecret([]byte("123"))
d.Log = testutil.Logger{}
err := d.Init()
require.NoError(t, err)
err = d.Connect()
require.NoError(t, err)
err = d.Write(nil)
require.NoError(t, err)
}
func TestEmptyMetricsSlice(t *testing.T) {
ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, _ *http.Request) {
w.WriteHeader(http.StatusOK)
if err := json.NewEncoder(w).Encode(`{"linesOk":10,"linesInvalid":0,"error":null}`); err != nil {
w.WriteHeader(http.StatusInternalServerError)
t.Error(err)
return
}
}))
defer ts.Close()
d := &Dynatrace{}
d.URL = ts.URL
d.APIToken = config.NewSecret([]byte("123"))
d.Log = testutil.Logger{}
err := d.Init()
require.NoError(t, err)
err = d.Connect()
require.NoError(t, err)
err = d.Write(nil)
require.NoError(t, err)
}
func TestMockURL(t *testing.T) {
ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, _ *http.Request) {
w.WriteHeader(http.StatusOK)
if err := json.NewEncoder(w).Encode(`{"linesOk":10,"linesInvalid":0,"error":null}`); err != nil {
w.WriteHeader(http.StatusInternalServerError)
t.Error(err)
return
}
}))
defer ts.Close()
d := &Dynatrace{}
d.URL = ts.URL
d.APIToken = config.NewSecret([]byte("123"))
d.Log = testutil.Logger{}
err := d.Init()
require.NoError(t, err)
err = d.Connect()
require.NoError(t, err)
err = d.Write(testutil.MockMetrics())
require.NoError(t, err)
}
func TestMissingURL(t *testing.T) {
d := &Dynatrace{}
d.Log = testutil.Logger{}
err := d.Init()
require.NoError(t, err)
require.Equal(t, apiconstants.GetDefaultOneAgentEndpoint(), d.URL)
err = d.Connect()
require.Equal(t, apiconstants.GetDefaultOneAgentEndpoint(), d.URL)
require.NoError(t, err)
}
func TestMissingAPITokenMissingURL(t *testing.T) {
d := &Dynatrace{}
d.Log = testutil.Logger{}
err := d.Init()
require.NoError(t, err)
require.Equal(t, apiconstants.GetDefaultOneAgentEndpoint(), d.URL)
err = d.Connect()
require.Equal(t, apiconstants.GetDefaultOneAgentEndpoint(), d.URL)
require.NoError(t, err)
}
func TestMissingAPIToken(t *testing.T) {
d := &Dynatrace{}
d.URL = "test"
d.Log = testutil.Logger{}
err := d.Init()
require.Error(t, err)
}
func TestSendMetrics(t *testing.T) {
var expected []string
ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
// check the encoded result
bodyBytes, err := io.ReadAll(r.Body)
if err != nil {
w.WriteHeader(http.StatusInternalServerError)
t.Error(err)
return
}
bodyString := string(bodyBytes)
lines := strings.Split(bodyString, "\n")
sort.Strings(lines)
sort.Strings(expected)
expectedString := strings.Join(expected, "\n")
foundString := strings.Join(lines, "\n")
if foundString != expectedString {
t.Errorf("Metric encoding failed. expected: %#v but got: %#v", expectedString, foundString)
return
}
w.WriteHeader(http.StatusOK)
if err = json.NewEncoder(w).Encode(fmt.Sprintf(`{"linesOk":%d,"linesInvalid":0,"error":null}`, len(lines))); err != nil {
w.WriteHeader(http.StatusInternalServerError)
t.Error(err)
return
}
}))
defer ts.Close()
d := &Dynatrace{
URL: ts.URL,
APIToken: config.NewSecret([]byte("123")),
Log: testutil.Logger{},
}
err := d.Init()
require.NoError(t, err)
err = d.Connect()
require.NoError(t, err)
// Init metrics
// Simple metrics are exported as a gauge unless in additional_counters
expected = append(expected,
"simple_metric.value,dt.metrics.source=telegraf gauge,3.14 1289430000000",
"simple_metric.counter,dt.metrics.source=telegraf count,delta=5 1289430000000",
)
d.AddCounterMetrics = append(d.AddCounterMetrics, "simple_metric.counter")
m1 := metric.New(
"simple_metric",
map[string]string{},
map[string]interface{}{"value": float64(3.14), "counter": 5},
time.Date(2010, time.November, 10, 23, 0, 0, 0, time.UTC),
)
// Even if Type() returns counter, all metrics are treated as a gauge unless explicitly added to additional_counters
expected = append(expected,
"counter_type.value,dt.metrics.source=telegraf gauge,3.14 1289430000000",
"counter_type.counter,dt.metrics.source=telegraf count,delta=5 1289430000000",
)
d.AddCounterMetrics = append(d.AddCounterMetrics, "counter_type.counter")
m2 := metric.New(
"counter_type",
map[string]string{},
map[string]interface{}{"value": float64(3.14), "counter": 5},
time.Date(2010, time.November, 10, 23, 0, 0, 0, time.UTC),
telegraf.Counter,
)
expected = append(expected,
"complex_metric.int,dt.metrics.source=telegraf gauge,1 1289430000000",
"complex_metric.int64,dt.metrics.source=telegraf gauge,2 1289430000000",
"complex_metric.float,dt.metrics.source=telegraf gauge,3 1289430000000",
"complex_metric.float64,dt.metrics.source=telegraf gauge,4 1289430000000",
"complex_metric.true,dt.metrics.source=telegraf gauge,1 1289430000000",
"complex_metric.false,dt.metrics.source=telegraf gauge,0 1289430000000",
)
m3 := metric.New(
"complex_metric",
map[string]string{},
map[string]interface{}{"int": 1, "int64": int64(2), "float": 3.0, "float64": float64(4.0), "true": true, "false": false},
time.Date(2010, time.November, 10, 23, 0, 0, 0, time.UTC),
)
metrics := []telegraf.Metric{m1, m2, m3}
err = d.Write(metrics)
require.NoError(t, err)
}
func TestSendMetricsWithPatterns(t *testing.T) {
var expected []string
ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
// check the encoded result
bodyBytes, err := io.ReadAll(r.Body)
if err != nil {
w.WriteHeader(http.StatusInternalServerError)
t.Error(err)
return
}
bodyString := string(bodyBytes)
lines := strings.Split(bodyString, "\n")
sort.Strings(lines)
sort.Strings(expected)
expectedString := strings.Join(expected, "\n")
foundString := strings.Join(lines, "\n")
if foundString != expectedString {
t.Errorf("Metric encoding failed. expected: %#v but got: %#v", expectedString, foundString)
return
}
w.WriteHeader(http.StatusOK)
if err = json.NewEncoder(w).Encode(fmt.Sprintf(`{"linesOk":%d,"linesInvalid":0,"error":null}`, len(lines))); err != nil {
w.WriteHeader(http.StatusInternalServerError)
t.Error(err)
return
}
}))
defer ts.Close()
d := &Dynatrace{
URL: ts.URL,
APIToken: config.NewSecret([]byte("123")),
Log: testutil.Logger{},
}
err := d.Init()
require.NoError(t, err)
err = d.Connect()
require.NoError(t, err)
// Init metrics
// Simple metrics are exported as a gauge unless pattern match in additional_counters_patterns
expected = append(expected,
"simple_abc_metric.value,dt.metrics.source=telegraf gauge,3.14 1289430000000",
"simple_abc_metric.counter,dt.metrics.source=telegraf count,delta=5 1289430000000",
"simple_xyz_metric.value,dt.metrics.source=telegraf gauge,3.14 1289430000000",
"simple_xyz_metric.counter,dt.metrics.source=telegraf count,delta=5 1289430000000",
)
// Add pattern to match all metrics that match simple_[a-z]+_metric.counter
d.AddCounterMetricsPatterns = append(d.AddCounterMetricsPatterns, "simple_[a-z]+_metric.counter")
m1 := metric.New(
"simple_abc_metric",
map[string]string{},
map[string]interface{}{"value": float64(3.14), "counter": 5},
time.Date(2010, time.November, 10, 23, 0, 0, 0, time.UTC),
)
m2 := metric.New(
"simple_xyz_metric",
map[string]string{},
map[string]interface{}{"value": float64(3.14), "counter": 5},
time.Date(2010, time.November, 10, 23, 0, 0, 0, time.UTC),
)
// Even if Type() returns counter, all metrics are treated as a gauge unless pattern match with additional_counters_patterns
expected = append(expected,
"counter_fan01_type.value,dt.metrics.source=telegraf gauge,3.14 1289430000000",
"counter_fan01_type.counter,dt.metrics.source=telegraf count,delta=5 1289430000000",
"counter_fanNaN_type.counter,dt.metrics.source=telegraf gauge,5 1289430000000",
"counter_fanNaN_type.value,dt.metrics.source=telegraf gauge,3.14 1289430000000",
)
d.AddCounterMetricsPatterns = append(d.AddCounterMetricsPatterns, "counter_fan[0-9]+_type.counter")
m3 := metric.New(
"counter_fan01_type",
map[string]string{},
map[string]interface{}{"value": float64(3.14), "counter": 5},
time.Date(2010, time.November, 10, 23, 0, 0, 0, time.UTC),
telegraf.Counter,
)
m4 := metric.New(
"counter_fanNaN_type",
map[string]string{},
map[string]interface{}{"value": float64(3.14), "counter": 5},
time.Date(2010, time.November, 10, 23, 0, 0, 0, time.UTC),
telegraf.Counter,
)
expected = append(expected,
"complex_metric.int,dt.metrics.source=telegraf gauge,1 1289430000000",
"complex_metric.int64,dt.metrics.source=telegraf gauge,2 1289430000000",
"complex_metric.float,dt.metrics.source=telegraf gauge,3 1289430000000",
"complex_metric.float64,dt.metrics.source=telegraf gauge,4 1289430000000",
"complex_metric.true,dt.metrics.source=telegraf gauge,1 1289430000000",
"complex_metric.false,dt.metrics.source=telegraf gauge,0 1289430000000",
)
m5 := metric.New(
"complex_metric",
map[string]string{},
map[string]interface{}{"int": 1, "int64": int64(2), "float": 3.0, "float64": float64(4.0), "true": true, "false": false},
time.Date(2010, time.November, 10, 23, 0, 0, 0, time.UTC),
)
metrics := []telegraf.Metric{m1, m2, m3, m4, m5}
err = d.Write(metrics)
require.NoError(t, err)
}
func TestSendSingleMetricWithUnorderedTags(t *testing.T) {
ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
// check the encoded result
bodyBytes, err := io.ReadAll(r.Body)
if err != nil {
w.WriteHeader(http.StatusInternalServerError)
t.Error(err)
return
}
bodyString := string(bodyBytes)
// use regex because dimension order isn't guaranteed
if len(bodyString) != 94 {
w.WriteHeader(http.StatusInternalServerError)
t.Errorf("'bodyString' should have %d item(s), but has %d", 94, len(bodyString))
return
}
if regexp.MustCompile(`^mymeasurement\.myfield`).FindStringIndex(bodyString) == nil {
w.WriteHeader(http.StatusInternalServerError)
t.Errorf("Expect \"%v\" to match \"%v\"", bodyString, `^mymeasurement\.myfield`)
return
}
if regexp.MustCompile(`a=test`).FindStringIndex(bodyString) == nil {
w.WriteHeader(http.StatusInternalServerError)
t.Errorf("Expect \"%v\" to match \"%v\"", bodyString, `a=test`)
return
}
if regexp.MustCompile(`b=test`).FindStringIndex(bodyString) == nil {
w.WriteHeader(http.StatusInternalServerError)
t.Errorf("Expect \"%v\" to match \"%v\"", bodyString, `a=test`)
return
}
if regexp.MustCompile(`c=test`).FindStringIndex(bodyString) == nil {
w.WriteHeader(http.StatusInternalServerError)
t.Errorf("Expect \"%v\" to match \"%v\"", bodyString, `a=test`)
return
}
if regexp.MustCompile("dt.metrics.source=telegraf").FindStringIndex(bodyString) == nil {
w.WriteHeader(http.StatusInternalServerError)
t.Errorf("Expect \"%v\" to match \"%v\"", bodyString, "dt.metrics.source=telegraf")
return
}
if regexp.MustCompile("gauge,3.14 1289430000000$").FindStringIndex(bodyString) == nil {
w.WriteHeader(http.StatusInternalServerError)
t.Errorf("Expect \"%v\" to match \"%v\"", bodyString, "gauge,3.14 1289430000000$")
return
}
w.WriteHeader(http.StatusOK)
if err = json.NewEncoder(w).Encode(`{"linesOk":1,"linesInvalid":0,"error":null}`); err != nil {
w.WriteHeader(http.StatusInternalServerError)
t.Error(err)
return
}
}))
defer ts.Close()
d := &Dynatrace{}
d.URL = ts.URL
d.APIToken = config.NewSecret([]byte("123"))
d.Log = testutil.Logger{}
err := d.Init()
require.NoError(t, err)
err = d.Connect()
require.NoError(t, err)
// Init metrics
m1 := metric.New(
"mymeasurement",
map[string]string{"a": "test", "c": "test", "b": "test"},
map[string]interface{}{"myfield": float64(3.14)},
time.Date(2010, time.November, 10, 23, 0, 0, 0, time.UTC),
)
metrics := []telegraf.Metric{m1}
err = d.Write(metrics)
require.NoError(t, err)
}
func TestSendMetricWithoutTags(t *testing.T) {
ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
// check the encoded result
bodyBytes, err := io.ReadAll(r.Body)
if err != nil {
w.WriteHeader(http.StatusInternalServerError)
t.Error(err)
return
}
bodyString := string(bodyBytes)
expected := "mymeasurement.myfield,dt.metrics.source=telegraf gauge,3.14 1289430000000"
if bodyString != expected {
t.Errorf("Metric encoding failed. expected: %#v but got: %#v", expected, bodyString)
return
}
w.WriteHeader(http.StatusOK)
if err = json.NewEncoder(w).Encode(`{"linesOk":1,"linesInvalid":0,"error":null}`); err != nil {
w.WriteHeader(http.StatusInternalServerError)
t.Error(err)
return
}
}))
defer ts.Close()
d := &Dynatrace{}
d.URL = ts.URL
d.APIToken = config.NewSecret([]byte("123"))
d.Log = testutil.Logger{}
err := d.Init()
require.NoError(t, err)
err = d.Connect()
require.NoError(t, err)
// Init metrics
m1 := metric.New(
"mymeasurement",
map[string]string{},
map[string]interface{}{"myfield": float64(3.14)},
time.Date(2010, time.November, 10, 23, 0, 0, 0, time.UTC),
)
metrics := []telegraf.Metric{m1}
err = d.Write(metrics)
require.NoError(t, err)
}
func TestSendMetricWithUpperCaseTagKeys(t *testing.T) {
ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
// check the encoded result
bodyBytes, err := io.ReadAll(r.Body)
if err != nil {
w.WriteHeader(http.StatusInternalServerError)
t.Error(err)
return
}
bodyString := string(bodyBytes)
// use regex because dimension order isn't guaranteed
if len(bodyString) != 100 {
w.WriteHeader(http.StatusInternalServerError)
t.Errorf("'bodyString' should have %d item(s), but has %d", 100, len(bodyString))
return
}
if regexp.MustCompile(`^mymeasurement\.myfield`).FindStringIndex(bodyString) == nil {
w.WriteHeader(http.StatusInternalServerError)
t.Errorf("Expect \"%v\" to match \"%v\"", bodyString, `^mymeasurement\.myfield`)
return
}
if regexp.MustCompile(`aaa=test`).FindStringIndex(bodyString) == nil {
w.WriteHeader(http.StatusInternalServerError)
t.Errorf("Expect \"%v\" to match \"%v\"", bodyString, `aaa=test`)
return
}
if regexp.MustCompile(`b_b=test`).FindStringIndex(bodyString) == nil {
w.WriteHeader(http.StatusInternalServerError)
t.Errorf("Expect \"%v\" to match \"%v\"", bodyString, `b_b=test`)
return
}
if regexp.MustCompile(`ccc=test`).FindStringIndex(bodyString) == nil {
w.WriteHeader(http.StatusInternalServerError)
t.Errorf("Expect \"%v\" to match \"%v\"", bodyString, `ccc=test`)
return
}
if regexp.MustCompile("dt.metrics.source=telegraf").FindStringIndex(bodyString) == nil {
w.WriteHeader(http.StatusInternalServerError)
t.Errorf("Expect \"%v\" to match \"%v\"", bodyString, "dt.metrics.source=telegraf")
return
}
if regexp.MustCompile("gauge,3.14 1289430000000$").FindStringIndex(bodyString) == nil {
w.WriteHeader(http.StatusInternalServerError)
t.Errorf("Expect \"%v\" to match \"%v\"", bodyString, "gauge,3.14 1289430000000$")
return
}
w.WriteHeader(http.StatusOK)
if err = json.NewEncoder(w).Encode(`{"linesOk":1,"linesInvalid":0,"error":null}`); err != nil {
w.WriteHeader(http.StatusInternalServerError)
t.Error(err)
return
}
}))
defer ts.Close()
d := &Dynatrace{}
d.URL = ts.URL
d.APIToken = config.NewSecret([]byte("123"))
d.Log = testutil.Logger{}
err := d.Init()
require.NoError(t, err)
err = d.Connect()
require.NoError(t, err)
// Init metrics
m1 := metric.New(
"mymeasurement",
map[string]string{"AAA": "test", "CcC": "test", "B B": "test"},
map[string]interface{}{"myfield": float64(3.14)},
time.Date(2010, time.November, 10, 23, 0, 0, 0, time.UTC),
)
metrics := []telegraf.Metric{m1}
err = d.Write(metrics)
require.NoError(t, err)
}
func TestSendBooleanMetricWithoutTags(t *testing.T) {
ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
// check the encoded result
bodyBytes, err := io.ReadAll(r.Body)
if err != nil {
w.WriteHeader(http.StatusInternalServerError)
t.Error(err)
return
}
bodyString := string(bodyBytes)
// use regex because field order isn't guaranteed
if len(bodyString) != 132 {
w.WriteHeader(http.StatusInternalServerError)
t.Errorf("'bodyString' should have %d item(s), but has %d", 132, len(bodyString))
return
}
if !strings.Contains(bodyString, "mymeasurement.yes,dt.metrics.source=telegraf gauge,1 1289430000000") {
w.WriteHeader(http.StatusInternalServerError)
t.Errorf("'bodyString' should contain %q", "mymeasurement.yes,dt.metrics.source=telegraf gauge,1 1289430000000")
return
}
if !strings.Contains(bodyString, "mymeasurement.no,dt.metrics.source=telegraf gauge,0 1289430000000") {
w.WriteHeader(http.StatusInternalServerError)
t.Errorf("'bodyString' should contain %q", "mymeasurement.no,dt.metrics.source=telegraf gauge,0 1289430000000")
return
}
w.WriteHeader(http.StatusOK)
if err = json.NewEncoder(w).Encode(`{"linesOk":1,"linesInvalid":0,"error":null}`); err != nil {
w.WriteHeader(http.StatusInternalServerError)
t.Error(err)
return
}
}))
defer ts.Close()
d := &Dynatrace{}
d.URL = ts.URL
d.APIToken = config.NewSecret([]byte("123"))
d.Log = testutil.Logger{}
err := d.Init()
require.NoError(t, err)
err = d.Connect()
require.NoError(t, err)
// Init metrics
m1 := metric.New(
"mymeasurement",
map[string]string{},
map[string]interface{}{"yes": true, "no": false},
time.Date(2010, time.November, 10, 23, 0, 0, 0, time.UTC),
)
metrics := []telegraf.Metric{m1}
err = d.Write(metrics)
require.NoError(t, err)
}
func TestSendMetricWithDefaultDimensions(t *testing.T) {
ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
// check the encoded result
bodyBytes, err := io.ReadAll(r.Body)
if err != nil {
w.WriteHeader(http.StatusInternalServerError)
t.Error(err)
return
}
bodyString := string(bodyBytes)
// use regex because field order isn't guaranteed
if len(bodyString) != 78 {
w.WriteHeader(http.StatusInternalServerError)
t.Errorf("'bodyString' should have %d item(s), but has %d", 78, len(bodyString))
return
}
if regexp.MustCompile("^mymeasurement.value").FindStringIndex(bodyString) == nil {
w.WriteHeader(http.StatusInternalServerError)
t.Errorf("Expect \"%v\" to match \"%v\"", bodyString, "^mymeasurement.value")
return
}
if regexp.MustCompile("dt.metrics.source=telegraf").FindStringIndex(bodyString) == nil {
w.WriteHeader(http.StatusInternalServerError)
t.Errorf("Expect \"%v\" to match \"%v\"", bodyString, "dt.metrics.source=telegraf")
return
}
if regexp.MustCompile("dim=value").FindStringIndex(bodyString) == nil {
w.WriteHeader(http.StatusInternalServerError)
t.Errorf("Expect \"%v\" to match \"%v\"", bodyString, "dim=metric")
return
}
if regexp.MustCompile("gauge,2 1289430000000$").FindStringIndex(bodyString) == nil {
w.WriteHeader(http.StatusInternalServerError)
t.Errorf("Expect \"%v\" to match \"%v\"", bodyString, "gauge,2 1289430000000$")
return
}
w.WriteHeader(http.StatusOK)
if err = json.NewEncoder(w).Encode(`{"linesOk":1,"linesInvalid":0,"error":null}`); err != nil {
w.WriteHeader(http.StatusInternalServerError)
t.Error(err)
return
}
}))
defer ts.Close()
d := &Dynatrace{DefaultDimensions: map[string]string{"dim": "value"}}
d.URL = ts.URL
d.APIToken = config.NewSecret([]byte("123"))
d.Log = testutil.Logger{}
err := d.Init()
require.NoError(t, err)
err = d.Connect()
require.NoError(t, err)
// Init metrics
m1 := metric.New(
"mymeasurement",
map[string]string{},
map[string]interface{}{"value": 2},
time.Date(2010, time.November, 10, 23, 0, 0, 0, time.UTC),
)
metrics := []telegraf.Metric{m1}
err = d.Write(metrics)
require.NoError(t, err)
}
func TestMetricDimensionsOverrideDefault(t *testing.T) {
ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
// check the encoded result
bodyBytes, err := io.ReadAll(r.Body)
if err != nil {
w.WriteHeader(http.StatusInternalServerError)
t.Error(err)
return
}
bodyString := string(bodyBytes)
// use regex because field order isn't guaranteed
if len(bodyString) != 80 {
w.WriteHeader(http.StatusInternalServerError)
t.Errorf("'bodyString' should have %d item(s), but has %d", 80, len(bodyString))
return
}
if regexp.MustCompile("^mymeasurement.value").FindStringIndex(bodyString) == nil {
w.WriteHeader(http.StatusInternalServerError)
t.Errorf("Expect \"%v\" to match \"%v\"", bodyString, "^mymeasurement.value")
return
}
if regexp.MustCompile("dt.metrics.source=telegraf").FindStringIndex(bodyString) == nil {
w.WriteHeader(http.StatusInternalServerError)
t.Errorf("Expect \"%v\" to match \"%v\"", bodyString, "dt.metrics.source=telegraf")
return
}
if regexp.MustCompile("dim=metric").FindStringIndex(bodyString) == nil {
w.WriteHeader(http.StatusInternalServerError)
t.Errorf("Expect \"%v\" to match \"%v\"", bodyString, "dim=metric")
return
}
if regexp.MustCompile("gauge,32 1289430000000$").FindStringIndex(bodyString) == nil {
w.WriteHeader(http.StatusInternalServerError)
t.Errorf("Expect \"%v\" to match \"%v\"", bodyString, "gauge,32 1289430000000$")
return
}
w.WriteHeader(http.StatusOK)
if err = json.NewEncoder(w).Encode(`{"linesOk":1,"linesInvalid":0,"error":null}`); err != nil {
w.WriteHeader(http.StatusInternalServerError)
t.Error(err)
return
}
}))
defer ts.Close()
d := &Dynatrace{DefaultDimensions: map[string]string{"dim": "default"}}
d.URL = ts.URL
d.APIToken = config.NewSecret([]byte("123"))
d.Log = testutil.Logger{}
err := d.Init()
require.NoError(t, err)
err = d.Connect()
require.NoError(t, err)
// Init metrics
m1 := metric.New(
"mymeasurement",
map[string]string{"dim": "metric"},
map[string]interface{}{"value": 32},
time.Date(2010, time.November, 10, 23, 0, 0, 0, time.UTC),
)
metrics := []telegraf.Metric{m1}
err = d.Write(metrics)
require.NoError(t, err)
}
func TestStaticDimensionsOverrideMetric(t *testing.T) {
ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
// check the encoded result
bodyBytes, err := io.ReadAll(r.Body)
if err != nil {
w.WriteHeader(http.StatusInternalServerError)
t.Error(err)
return
}
bodyString := string(bodyBytes)
// use regex because field order isn't guaranteed
if len(bodyString) != 53 {
w.WriteHeader(http.StatusInternalServerError)
t.Errorf("'bodyString' should have %d item(s), but has %d", 53, len(bodyString))
return
}
if regexp.MustCompile("^mymeasurement.value").FindStringIndex(bodyString) == nil {
w.WriteHeader(http.StatusInternalServerError)
t.Errorf("Expect \"%v\" to match \"%v\"", bodyString, "^mymeasurement.value")
return
}
if regexp.MustCompile("dim=static").FindStringIndex(bodyString) == nil {
w.WriteHeader(http.StatusInternalServerError)
t.Errorf("Expect \"%v\" to match \"%v\"", bodyString, "dim=static")
return
}
if regexp.MustCompile("gauge,32 1289430000000$").FindStringIndex(bodyString) == nil {
w.WriteHeader(http.StatusInternalServerError)
t.Errorf("Expect \"%v\" to match \"%v\"", bodyString, "gauge,32 1289430000000$")
return
}
w.WriteHeader(http.StatusOK)
if err = json.NewEncoder(w).Encode(`{"linesOk":1,"linesInvalid":0,"error":null}`); err != nil {
w.WriteHeader(http.StatusInternalServerError)
t.Error(err)
return
}
}))
defer ts.Close()
d := &Dynatrace{DefaultDimensions: map[string]string{"dim": "default"}}
d.URL = ts.URL
d.APIToken = config.NewSecret([]byte("123"))
d.Log = testutil.Logger{}
err := d.Init()
require.NoError(t, err)
err = d.Connect()
require.NoError(t, err)
d.normalizedStaticDimensions = dimensions.NewNormalizedDimensionList(dimensions.NewDimension("dim", "static"))
// Init metrics
m1 := metric.New(
"mymeasurement",
map[string]string{"dim": "metric"},
map[string]interface{}{"value": 32},
time.Date(2010, time.November, 10, 23, 0, 0, 0, time.UTC),
)
metrics := []telegraf.Metric{m1}
err = d.Write(metrics)
require.NoError(t, err)
}
var warnfCalledTimes int
type loggerStub struct {
testutil.Logger
}
func (loggerStub) Warnf(string, ...interface{}) {
warnfCalledTimes++
}
func TestSendUnsupportedMetric(t *testing.T) {
warnfCalledTimes = 0
ts := httptest.NewServer(http.HandlerFunc(func(http.ResponseWriter, *http.Request) {
t.Fatal("should not export because the only metric is an invalid type")
}))
defer ts.Close()
d := &Dynatrace{}
logStub := loggerStub{}
d.URL = ts.URL
d.APIToken = config.NewSecret([]byte("123"))
d.Log = logStub
err := d.Init()
require.NoError(t, err)
err = d.Connect()
require.NoError(t, err)
// Init metrics
m1 := metric.New(
"mymeasurement",
map[string]string{},
map[string]interface{}{"metric1": "unsupported_type"},
time.Date(2010, time.November, 10, 23, 0, 0, 0, time.UTC),
)
metrics := []telegraf.Metric{m1}
err = d.Write(metrics)
require.NoError(t, err)
// Warnf called for invalid export
require.Equal(t, 1, warnfCalledTimes)
err = d.Write(metrics)
require.NoError(t, err)
// Warnf skipped for more invalid exports with the same name
require.Equal(t, 1, warnfCalledTimes)
m2 := metric.New(
"mymeasurement",
map[string]string{},
map[string]interface{}{"metric2": "unsupported_type"},
time.Date(2010, time.November, 10, 23, 0, 0, 0, time.UTC),
)
metrics = []telegraf.Metric{m2}
err = d.Write(metrics)
require.NoError(t, err)
// Warnf called again for invalid export with a new metric name
require.Equal(t, 2, warnfCalledTimes)
err = d.Write(metrics)
require.NoError(t, err)
// Warnf skipped for more invalid exports with the same name
require.Equal(t, 2, warnfCalledTimes)
}