mirror of
https://github.com/open-telemetry/opentelemetry-go.git
synced 2024-12-14 10:13:10 +02:00
4883cb119d
* Remove InstallNewPipeline/NewExportPipeline funcs * Rename stdout NewExporter to New * Rename prometheus NewExporter func to New * Rename Jaeger exporter NewRawExporter func to New * Rename zipkin exporter NewRawExporter func to New * Rename otlp exporter creation funcs * Rename processortest exporter creation funcs * Update PR number in changelog * Fix spelling error * Rename remaining NewUnstartedExporter in otlp * Remove unused testing file
423 lines
11 KiB
Go
423 lines
11 KiB
Go
// Copyright The OpenTelemetry Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package otlptracehttp_test
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import (
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"context"
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"fmt"
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"net/http"
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"os"
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"testing"
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"time"
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"go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracehttp"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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"go.opentelemetry.io/otel/exporters/otlp/otlptrace"
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"go.opentelemetry.io/otel/exporters/otlp/otlptrace/internal/otlptracetest"
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)
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const (
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relOtherTracesPath = "post/traces/here"
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otherTracesPath = "/post/traces/here"
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)
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var (
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testHeaders = map[string]string{
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"Otel-Go-Key-1": "somevalue",
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"Otel-Go-Key-2": "someothervalue",
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}
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)
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func TestEndToEnd(t *testing.T) {
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tests := []struct {
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name string
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opts []otlptracehttp.Option
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mcCfg mockCollectorConfig
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tls bool
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}{
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{
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name: "no extra options",
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opts: nil,
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},
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{
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name: "with gzip compression",
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opts: []otlptracehttp.Option{
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otlptracehttp.WithCompression(otlptracehttp.GzipCompression),
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},
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},
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{
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name: "with empty paths (forced to defaults)",
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opts: []otlptracehttp.Option{
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otlptracehttp.WithURLPath(""),
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},
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},
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{
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name: "with relative paths",
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opts: []otlptracehttp.Option{
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otlptracehttp.WithURLPath(relOtherTracesPath),
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},
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mcCfg: mockCollectorConfig{
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TracesURLPath: otherTracesPath,
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},
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},
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{
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name: "with TLS",
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opts: nil,
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mcCfg: mockCollectorConfig{
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WithTLS: true,
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},
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tls: true,
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},
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{
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name: "with extra headers",
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opts: []otlptracehttp.Option{
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otlptracehttp.WithHeaders(testHeaders),
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},
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mcCfg: mockCollectorConfig{
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ExpectedHeaders: testHeaders,
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},
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},
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}
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for _, tc := range tests {
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t.Run(tc.name, func(t *testing.T) {
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mc := runMockCollector(t, tc.mcCfg)
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defer mc.MustStop(t)
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allOpts := []otlptracehttp.Option{
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otlptracehttp.WithEndpoint(mc.Endpoint()),
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}
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if tc.tls {
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tlsConfig := mc.ClientTLSConfig()
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require.NotNil(t, tlsConfig)
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allOpts = append(allOpts, otlptracehttp.WithTLSClientConfig(tlsConfig))
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} else {
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allOpts = append(allOpts, otlptracehttp.WithInsecure())
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}
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allOpts = append(allOpts, tc.opts...)
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client := otlptracehttp.NewClient(allOpts...)
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ctx := context.Background()
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exporter, err := otlptrace.New(ctx, client)
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if assert.NoError(t, err) {
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defer func() {
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assert.NoError(t, exporter.Shutdown(ctx))
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}()
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otlptracetest.RunEndToEndTest(ctx, t, exporter, mc)
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}
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})
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}
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}
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func TestExporterShutdown(t *testing.T) {
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mc := runMockCollector(t, mockCollectorConfig{})
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defer func() {
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_ = mc.Stop()
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}()
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<-time.After(5 * time.Millisecond)
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otlptracetest.RunExporterShutdownTest(t, func() otlptrace.Client {
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return otlptracehttp.NewClient(
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otlptracehttp.WithInsecure(),
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otlptracehttp.WithEndpoint(mc.endpoint),
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)
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})
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}
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func TestRetry(t *testing.T) {
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statuses := []int{
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http.StatusTooManyRequests,
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http.StatusServiceUnavailable,
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}
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mcCfg := mockCollectorConfig{
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InjectHTTPStatus: statuses,
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}
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mc := runMockCollector(t, mcCfg)
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defer mc.MustStop(t)
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client := otlptracehttp.NewClient(
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otlptracehttp.WithEndpoint(mc.Endpoint()),
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otlptracehttp.WithInsecure(),
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otlptracehttp.WithMaxAttempts(len(statuses)+1),
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)
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ctx := context.Background()
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exporter, err := otlptrace.New(ctx, client)
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require.NoError(t, err)
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defer func() {
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assert.NoError(t, exporter.Shutdown(ctx))
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}()
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err = exporter.ExportSpans(ctx, otlptracetest.SingleReadOnlySpan())
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assert.NoError(t, err)
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assert.Len(t, mc.GetSpans(), 1)
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}
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func TestTimeout(t *testing.T) {
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mcCfg := mockCollectorConfig{
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InjectDelay: 100 * time.Millisecond,
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}
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mc := runMockCollector(t, mcCfg)
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defer mc.MustStop(t)
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client := otlptracehttp.NewClient(
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otlptracehttp.WithEndpoint(mc.Endpoint()),
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otlptracehttp.WithInsecure(),
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otlptracehttp.WithTimeout(50*time.Millisecond),
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)
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ctx := context.Background()
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exporter, err := otlptrace.New(ctx, client)
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require.NoError(t, err)
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defer func() {
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assert.NoError(t, exporter.Shutdown(ctx))
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}()
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err = exporter.ExportSpans(ctx, otlptracetest.SingleReadOnlySpan())
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assert.Equal(t, true, os.IsTimeout(err))
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}
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func TestRetryFailed(t *testing.T) {
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statuses := []int{
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http.StatusTooManyRequests,
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http.StatusServiceUnavailable,
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}
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mcCfg := mockCollectorConfig{
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InjectHTTPStatus: statuses,
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}
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mc := runMockCollector(t, mcCfg)
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defer mc.MustStop(t)
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driver := otlptracehttp.NewClient(
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otlptracehttp.WithEndpoint(mc.Endpoint()),
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otlptracehttp.WithInsecure(),
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otlptracehttp.WithMaxAttempts(1),
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)
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ctx := context.Background()
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exporter, err := otlptrace.New(ctx, driver)
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require.NoError(t, err)
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defer func() {
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assert.NoError(t, exporter.Shutdown(ctx))
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}()
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err = exporter.ExportSpans(ctx, otlptracetest.SingleReadOnlySpan())
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assert.Error(t, err)
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assert.Empty(t, mc.GetSpans())
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}
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func TestNoRetry(t *testing.T) {
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statuses := []int{
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http.StatusBadRequest,
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}
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mcCfg := mockCollectorConfig{
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InjectHTTPStatus: statuses,
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}
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mc := runMockCollector(t, mcCfg)
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defer mc.MustStop(t)
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driver := otlptracehttp.NewClient(
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otlptracehttp.WithEndpoint(mc.Endpoint()),
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otlptracehttp.WithInsecure(),
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otlptracehttp.WithMaxAttempts(len(statuses)+1),
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)
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ctx := context.Background()
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exporter, err := otlptrace.New(ctx, driver)
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require.NoError(t, err)
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defer func() {
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assert.NoError(t, exporter.Shutdown(ctx))
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}()
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err = exporter.ExportSpans(ctx, otlptracetest.SingleReadOnlySpan())
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assert.Error(t, err)
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assert.Equal(t, fmt.Sprintf("failed to send traces to http://%s/v1/traces with HTTP status 400 Bad Request", mc.endpoint), err.Error())
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assert.Empty(t, mc.GetSpans())
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}
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func TestEmptyData(t *testing.T) {
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mcCfg := mockCollectorConfig{}
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mc := runMockCollector(t, mcCfg)
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defer mc.MustStop(t)
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driver := otlptracehttp.NewClient(
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otlptracehttp.WithEndpoint(mc.Endpoint()),
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otlptracehttp.WithInsecure(),
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)
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ctx := context.Background()
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exporter, err := otlptrace.New(ctx, driver)
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require.NoError(t, err)
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defer func() {
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assert.NoError(t, exporter.Shutdown(ctx))
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}()
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assert.NoError(t, err)
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err = exporter.ExportSpans(ctx, nil)
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assert.NoError(t, err)
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assert.Empty(t, mc.GetSpans())
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}
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func TestUnreasonableMaxAttempts(t *testing.T) {
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// Max attempts is 5, we set collector to fail 7 times and try
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// to configure max attempts to be either negative or too
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// large. Since we set max attempts to 5 in such cases,
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// exporting to the collector should fail.
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type testcase struct {
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name string
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maxAttempts int
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}
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for _, tc := range []testcase{
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{
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name: "negative max attempts",
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maxAttempts: -3,
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},
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{
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name: "too large max attempts",
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maxAttempts: 10,
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},
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} {
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t.Run(tc.name, func(t *testing.T) {
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statuses := make([]int, 0, 7)
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for i := 0; i < cap(statuses); i++ {
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statuses = append(statuses, http.StatusTooManyRequests)
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}
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mcCfg := mockCollectorConfig{
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InjectHTTPStatus: statuses,
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}
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mc := runMockCollector(t, mcCfg)
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defer mc.MustStop(t)
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driver := otlptracehttp.NewClient(
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otlptracehttp.WithEndpoint(mc.Endpoint()),
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otlptracehttp.WithInsecure(),
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otlptracehttp.WithMaxAttempts(tc.maxAttempts),
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otlptracehttp.WithBackoff(time.Millisecond),
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)
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ctx := context.Background()
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exporter, err := otlptrace.New(ctx, driver)
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require.NoError(t, err)
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defer func() {
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assert.NoError(t, exporter.Shutdown(ctx))
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}()
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err = exporter.ExportSpans(ctx, otlptracetest.SingleReadOnlySpan())
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assert.Error(t, err)
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assert.Empty(t, mc.GetSpans())
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})
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}
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}
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func TestUnreasonableBackoff(t *testing.T) {
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// This sets backoff to negative value, which gets corrected
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// to default backoff instead of being used. Default max
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// attempts is 5, so we set the collector to fail 4 times, but
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// we set the deadline to 3 times of the default backoff, so
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// this should show that deadline is not met, meaning that the
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// retries weren't immediate (as negative backoff could
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// imply).
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statuses := make([]int, 0, 4)
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for i := 0; i < cap(statuses); i++ {
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statuses = append(statuses, http.StatusTooManyRequests)
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}
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mcCfg := mockCollectorConfig{
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InjectHTTPStatus: statuses,
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}
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mc := runMockCollector(t, mcCfg)
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defer mc.MustStop(t)
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driver := otlptracehttp.NewClient(
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otlptracehttp.WithEndpoint(mc.Endpoint()),
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otlptracehttp.WithInsecure(),
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otlptracehttp.WithBackoff(-time.Millisecond),
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)
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ctx, cancel := context.WithTimeout(context.Background(), 3*(300*time.Millisecond))
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defer cancel()
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exporter, err := otlptrace.New(ctx, driver)
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require.NoError(t, err)
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defer func() {
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assert.NoError(t, exporter.Shutdown(context.Background()))
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}()
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err = exporter.ExportSpans(ctx, otlptracetest.SingleReadOnlySpan())
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assert.Error(t, err)
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assert.Empty(t, mc.GetSpans())
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}
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func TestCancelledContext(t *testing.T) {
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mcCfg := mockCollectorConfig{}
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mc := runMockCollector(t, mcCfg)
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defer mc.MustStop(t)
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driver := otlptracehttp.NewClient(
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otlptracehttp.WithEndpoint(mc.Endpoint()),
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otlptracehttp.WithInsecure(),
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)
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ctx, cancel := context.WithCancel(context.Background())
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exporter, err := otlptrace.New(ctx, driver)
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require.NoError(t, err)
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defer func() {
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assert.NoError(t, exporter.Shutdown(context.Background()))
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}()
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cancel()
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err = exporter.ExportSpans(ctx, otlptracetest.SingleReadOnlySpan())
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assert.Error(t, err)
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assert.Empty(t, mc.GetSpans())
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}
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func TestDeadlineContext(t *testing.T) {
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statuses := make([]int, 0, 5)
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for i := 0; i < cap(statuses); i++ {
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statuses = append(statuses, http.StatusTooManyRequests)
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}
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mcCfg := mockCollectorConfig{
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InjectHTTPStatus: statuses,
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}
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mc := runMockCollector(t, mcCfg)
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defer mc.MustStop(t)
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driver := otlptracehttp.NewClient(
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otlptracehttp.WithEndpoint(mc.Endpoint()),
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otlptracehttp.WithInsecure(),
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otlptracehttp.WithBackoff(time.Minute),
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)
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ctx := context.Background()
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exporter, err := otlptrace.New(ctx, driver)
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require.NoError(t, err)
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defer func() {
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assert.NoError(t, exporter.Shutdown(context.Background()))
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}()
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ctx, cancel := context.WithTimeout(ctx, time.Second)
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defer cancel()
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err = exporter.ExportSpans(ctx, otlptracetest.SingleReadOnlySpan())
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assert.Error(t, err)
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assert.Empty(t, mc.GetSpans())
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}
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func TestStopWhileExporting(t *testing.T) {
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statuses := make([]int, 0, 5)
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for i := 0; i < cap(statuses); i++ {
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statuses = append(statuses, http.StatusTooManyRequests)
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}
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mcCfg := mockCollectorConfig{
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InjectHTTPStatus: statuses,
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}
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mc := runMockCollector(t, mcCfg)
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defer mc.MustStop(t)
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driver := otlptracehttp.NewClient(
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otlptracehttp.WithEndpoint(mc.Endpoint()),
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otlptracehttp.WithInsecure(),
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otlptracehttp.WithBackoff(time.Minute),
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)
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ctx := context.Background()
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exporter, err := otlptrace.New(ctx, driver)
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require.NoError(t, err)
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defer func() {
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assert.NoError(t, exporter.Shutdown(ctx))
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}()
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doneCh := make(chan struct{})
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go func() {
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err := exporter.ExportSpans(ctx, otlptracetest.SingleReadOnlySpan())
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assert.Error(t, err)
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assert.Empty(t, mc.GetSpans())
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close(doneCh)
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}()
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<-time.After(time.Second)
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err = exporter.Shutdown(ctx)
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assert.NoError(t, err)
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<-doneCh
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}
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