mirror of
https://github.com/open-telemetry/opentelemetry-go.git
synced 2024-12-16 10:19:23 +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
853 lines
24 KiB
Go
853 lines
24 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 otlptracegrpc_test
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import (
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"context"
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"fmt"
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"net"
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"strings"
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"testing"
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"time"
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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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"go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc"
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"google.golang.org/genproto/googleapis/rpc/errdetails"
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"google.golang.org/grpc/codes"
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"google.golang.org/grpc/status"
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"google.golang.org/protobuf/types/known/durationpb"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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"google.golang.org/grpc"
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"google.golang.org/grpc/encoding/gzip"
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"go.opentelemetry.io/otel/attribute"
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sdktrace "go.opentelemetry.io/otel/sdk/trace"
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"go.opentelemetry.io/otel/sdk/trace/tracetest"
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commonpb "go.opentelemetry.io/proto/otlp/common/v1"
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)
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var roSpans = tracetest.SpanStubs{{Name: "Span 0"}}.Snapshots()
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func TestNew_endToEnd(t *testing.T) {
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tests := []struct {
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name string
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additionalOpts []otlptracegrpc.Option
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}{
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{
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name: "StandardExporter",
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},
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{
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name: "WithCompressor",
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additionalOpts: []otlptracegrpc.Option{
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otlptracegrpc.WithCompressor(gzip.Name),
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},
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},
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{
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name: "WithServiceConfig",
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additionalOpts: []otlptracegrpc.Option{
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otlptracegrpc.WithServiceConfig("{}"),
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},
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},
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{
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name: "WithDialOptions",
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additionalOpts: []otlptracegrpc.Option{
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otlptracegrpc.WithDialOption(grpc.WithBlock()),
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},
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},
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}
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for _, test := range tests {
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t.Run(test.name, func(t *testing.T) {
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newExporterEndToEndTest(t, test.additionalOpts)
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})
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}
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}
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func newGRPCExporter(t *testing.T, ctx context.Context, endpoint string, additionalOpts ...otlptracegrpc.Option) *otlptrace.Exporter {
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opts := []otlptracegrpc.Option{
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otlptracegrpc.WithInsecure(),
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otlptracegrpc.WithEndpoint(endpoint),
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otlptracegrpc.WithReconnectionPeriod(50 * time.Millisecond),
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}
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opts = append(opts, additionalOpts...)
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client := otlptracegrpc.NewClient(opts...)
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exp, err := otlptrace.New(ctx, client)
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if err != nil {
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t.Fatalf("failed to create a new collector exporter: %v", err)
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}
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return exp
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}
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func newExporterEndToEndTest(t *testing.T, additionalOpts []otlptracegrpc.Option) {
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mc := runMockCollectorAtEndpoint(t, "localhost:56561")
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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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ctx := context.Background()
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exp := newGRPCExporter(t, ctx, mc.endpoint, additionalOpts...)
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defer func() {
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ctx, cancel := context.WithTimeout(ctx, 10*time.Second)
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defer cancel()
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if err := exp.Shutdown(ctx); err != nil {
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panic(err)
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}
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}()
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otlptracetest.RunEndToEndTest(ctx, t, exp, mc)
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}
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func TestExporterShutdown(t *testing.T) {
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mc := runMockCollectorAtEndpoint(t, "localhost:56561")
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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 otlptracegrpc.NewClient(
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otlptracegrpc.WithInsecure(),
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otlptracegrpc.WithEndpoint(mc.endpoint),
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otlptracegrpc.WithReconnectionPeriod(50*time.Millisecond))
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})
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}
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func TestNew_invokeStartThenStopManyTimes(t *testing.T) {
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mc := runMockCollector(t)
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defer func() {
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_ = mc.stop()
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}()
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ctx := context.Background()
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exp := newGRPCExporter(t, ctx, mc.endpoint)
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defer func() {
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if err := exp.Shutdown(ctx); err != nil {
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panic(err)
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}
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}()
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// Invoke Start numerous times, should return errAlreadyStarted
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for i := 0; i < 10; i++ {
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if err := exp.Start(ctx); err == nil || !strings.Contains(err.Error(), "already started") {
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t.Fatalf("#%d unexpected Start error: %v", i, err)
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}
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}
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if err := exp.Shutdown(ctx); err != nil {
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t.Fatalf("failed to Shutdown the exporter: %v", err)
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}
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// Invoke Shutdown numerous times
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for i := 0; i < 10; i++ {
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if err := exp.Shutdown(ctx); err != nil {
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t.Fatalf(`#%d got error (%v) expected none`, i, err)
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}
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}
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}
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func TestNew_collectorConnectionDiesThenReconnectsWhenInRestMode(t *testing.T) {
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mc := runMockCollector(t)
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reconnectionPeriod := 20 * time.Millisecond
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ctx := context.Background()
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exp := newGRPCExporter(t, ctx, mc.endpoint,
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otlptracegrpc.WithRetry(otlptracegrpc.RetrySettings{Enabled: false}),
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otlptracegrpc.WithReconnectionPeriod(reconnectionPeriod))
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defer func() { require.NoError(t, exp.Shutdown(ctx)) }()
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// Wait for a connection.
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mc.ln.WaitForConn()
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// We'll now stop the collector right away to simulate a connection
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// dying in the midst of communication or even not existing before.
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require.NoError(t, mc.stop())
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// first export, it will send disconnected message to the channel on export failure,
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// trigger almost immediate reconnection
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require.Error(t, exp.ExportSpans(ctx, roSpans))
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// second export, it will detect connection issue, change state of exporter to disconnected and
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// send message to disconnected channel but this time reconnection gouroutine will be in (rest mode, not listening to the disconnected channel)
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require.Error(t, exp.ExportSpans(ctx, roSpans))
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// as a result we have exporter in disconnected state waiting for disconnection message to reconnect
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// resurrect collector
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nmc := runMockCollectorAtEndpoint(t, mc.endpoint)
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// make sure reconnection loop hits beginning and goes back to waiting mode
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// after hitting beginning of the loop it should reconnect
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nmc.ln.WaitForConn()
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n := 10
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for i := 0; i < n; i++ {
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// when disconnected exp.ExportSpans doesnt send disconnected messages again
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// it just quits and return last connection error
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require.NoError(t, exp.ExportSpans(ctx, roSpans))
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}
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nmaSpans := nmc.getSpans()
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// Expecting 10 spans that were sampled, given that
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if g, w := len(nmaSpans), n; g != w {
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t.Fatalf("Connected collector: spans: got %d want %d", g, w)
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}
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dSpans := mc.getSpans()
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// Expecting 0 spans to have been received by the original but now dead collector
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if g, w := len(dSpans), 0; g != w {
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t.Fatalf("Disconnected collector: spans: got %d want %d", g, w)
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}
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require.NoError(t, nmc.Stop())
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}
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func TestExporterExportFailureAndRecoveryModes(t *testing.T) {
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tts := []struct {
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name string
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errors []error
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rs otlptracegrpc.RetrySettings
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fn func(t *testing.T, ctx context.Context, exp *otlptrace.Exporter, mc *mockCollector)
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opts []otlptracegrpc.Option
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}{
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{
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name: "Do not retry if succeeded",
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fn: func(t *testing.T, ctx context.Context, exp *otlptrace.Exporter, mc *mockCollector) {
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require.NoError(t, exp.ExportSpans(ctx, roSpans))
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span := mc.getSpans()
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require.Len(t, span, 1)
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require.Equal(t, 1, mc.traceSvc.requests, "trace service must receive 1 success request.")
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},
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},
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{
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name: "Do not retry if 'error' is ok",
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errors: []error{
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status.Error(codes.OK, ""),
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},
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fn: func(t *testing.T, ctx context.Context, exp *otlptrace.Exporter, mc *mockCollector) {
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require.NoError(t, exp.ExportSpans(ctx, roSpans))
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span := mc.getSpans()
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require.Len(t, span, 0)
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require.Equal(t, 1, mc.traceSvc.requests, "trace service must receive 1 error OK request.")
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},
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},
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{
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name: "Fail three times and succeed",
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rs: otlptracegrpc.RetrySettings{
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Enabled: true,
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MaxElapsedTime: 300 * time.Millisecond,
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InitialInterval: 2 * time.Millisecond,
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MaxInterval: 10 * time.Millisecond,
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},
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errors: []error{
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status.Error(codes.Unavailable, "backend under pressure"),
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status.Error(codes.Unavailable, "backend under pressure"),
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status.Error(codes.Unavailable, "backend under pressure"),
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},
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fn: func(t *testing.T, ctx context.Context, exp *otlptrace.Exporter, mc *mockCollector) {
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require.NoError(t, exp.ExportSpans(ctx, roSpans))
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span := mc.getSpans()
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require.Len(t, span, 1)
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require.Equal(t, 4, mc.traceSvc.requests, "trace service must receive 3 failure requests and 1 success request.")
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},
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},
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{
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name: "Permanent error should not be retried",
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rs: otlptracegrpc.RetrySettings{
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Enabled: true,
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MaxElapsedTime: 300 * time.Millisecond,
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InitialInterval: 2 * time.Millisecond,
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MaxInterval: 10 * time.Millisecond,
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},
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errors: []error{
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status.Error(codes.InvalidArgument, "invalid arguments"),
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},
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fn: func(t *testing.T, ctx context.Context, exp *otlptrace.Exporter, mc *mockCollector) {
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require.Error(t, exp.ExportSpans(ctx, roSpans))
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span := mc.getSpans()
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require.Len(t, span, 0)
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require.Equal(t, 1, mc.traceSvc.requests, "trace service must receive 1 error requests.")
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},
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},
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{
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name: "Test all transient errors and succeed",
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rs: otlptracegrpc.RetrySettings{
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Enabled: true,
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MaxElapsedTime: 500 * time.Millisecond,
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InitialInterval: 1 * time.Millisecond,
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MaxInterval: 2 * time.Millisecond,
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},
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errors: []error{
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status.Error(codes.Canceled, ""),
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status.Error(codes.DeadlineExceeded, ""),
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status.Error(codes.ResourceExhausted, ""),
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status.Error(codes.Aborted, ""),
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status.Error(codes.OutOfRange, ""),
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status.Error(codes.Unavailable, ""),
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status.Error(codes.DataLoss, ""),
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},
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fn: func(t *testing.T, ctx context.Context, exp *otlptrace.Exporter, mc *mockCollector) {
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require.NoError(t, exp.ExportSpans(ctx, roSpans))
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span := mc.getSpans()
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require.Len(t, span, 1)
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require.Equal(t, 8, mc.traceSvc.requests, "trace service must receive 9 failure requests and 1 success request.")
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},
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},
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{
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name: "Retry should honor server throttling",
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rs: otlptracegrpc.RetrySettings{
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Enabled: true,
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MaxElapsedTime: time.Minute,
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InitialInterval: time.Nanosecond,
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MaxInterval: time.Nanosecond,
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},
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opts: []otlptracegrpc.Option{
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otlptracegrpc.WithTimeout(time.Millisecond * 100),
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},
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errors: []error{
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newThrottlingError(codes.ResourceExhausted, time.Second*30),
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},
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fn: func(t *testing.T, ctx context.Context, exp *otlptrace.Exporter, mc *mockCollector) {
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err := exp.ExportSpans(ctx, roSpans)
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require.Error(t, err)
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require.Equal(t, "context deadline exceeded", err.Error())
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span := mc.getSpans()
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require.Len(t, span, 0)
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require.Equal(t, 1, mc.traceSvc.requests, "trace service must receive 1 failure requests and 1 success request.")
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},
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},
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{
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name: "Retry should fail if server throttling is higher than the MaxElapsedTime",
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rs: otlptracegrpc.RetrySettings{
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Enabled: true,
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MaxElapsedTime: time.Millisecond * 100,
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InitialInterval: time.Nanosecond,
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MaxInterval: time.Nanosecond,
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},
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errors: []error{
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newThrottlingError(codes.ResourceExhausted, time.Minute),
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},
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fn: func(t *testing.T, ctx context.Context, exp *otlptrace.Exporter, mc *mockCollector) {
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err := exp.ExportSpans(ctx, roSpans)
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require.Error(t, err)
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require.Equal(t, "max elapsed time expired when respecting server throttle: rpc error: code = ResourceExhausted desc = ", err.Error())
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span := mc.getSpans()
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require.Len(t, span, 0)
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require.Equal(t, 1, mc.traceSvc.requests, "trace service must receive 1 failure requests and 1 success request.")
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},
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},
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{
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name: "Retry stops if takes too long",
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rs: otlptracegrpc.RetrySettings{
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Enabled: true,
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MaxElapsedTime: time.Millisecond * 100,
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InitialInterval: time.Millisecond * 50,
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MaxInterval: time.Millisecond * 50,
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},
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errors: []error{
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status.Error(codes.Unavailable, "unavailable"),
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status.Error(codes.Unavailable, "unavailable"),
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status.Error(codes.Unavailable, "unavailable"),
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status.Error(codes.Unavailable, "unavailable"),
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status.Error(codes.Unavailable, "unavailable"),
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status.Error(codes.Unavailable, "unavailable"),
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},
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fn: func(t *testing.T, ctx context.Context, exp *otlptrace.Exporter, mc *mockCollector) {
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err := exp.ExportSpans(ctx, roSpans)
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require.Error(t, err)
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require.Equal(t, "max elapsed time expired: rpc error: code = Unavailable desc = unavailable", err.Error())
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span := mc.getSpans()
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require.Len(t, span, 0)
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require.LessOrEqual(t, 1, mc.traceSvc.requests, "trace service must receive at least 1 failure requests.")
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},
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},
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{
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name: "Disabled retry",
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rs: otlptracegrpc.RetrySettings{
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Enabled: false,
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},
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errors: []error{
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status.Error(codes.Unavailable, "unavailable"),
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},
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fn: func(t *testing.T, ctx context.Context, exp *otlptrace.Exporter, mc *mockCollector) {
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err := exp.ExportSpans(ctx, roSpans)
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require.Error(t, err)
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require.Equal(t, "rpc error: code = Unavailable desc = unavailable", err.Error())
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span := mc.getSpans()
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require.Len(t, span, 0)
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require.Equal(t, 1, mc.traceSvc.requests, "trace service must receive 1 failure requests.")
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},
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},
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}
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for _, tt := range tts {
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t.Run(tt.name, func(t *testing.T) {
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ctx := context.Background()
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mc := runMockCollectorWithConfig(t, &mockConfig{
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errors: tt.errors,
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})
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opts := []otlptracegrpc.Option{
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otlptracegrpc.WithRetry(tt.rs),
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}
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if len(tt.opts) != 0 {
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opts = append(opts, tt.opts...)
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}
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exp := newGRPCExporter(t, ctx, mc.endpoint, opts...)
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tt.fn(t, ctx, exp, mc)
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require.NoError(t, mc.Stop())
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require.NoError(t, exp.Shutdown(ctx))
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})
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}
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}
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func TestPermanentErrorsShouldNotBeRetried(t *testing.T) {
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permanentErrors := []*status.Status{
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status.New(codes.Unknown, "Unknown"),
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status.New(codes.InvalidArgument, "InvalidArgument"),
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status.New(codes.NotFound, "NotFound"),
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status.New(codes.AlreadyExists, "AlreadyExists"),
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status.New(codes.FailedPrecondition, "FailedPrecondition"),
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status.New(codes.Unimplemented, "Unimplemented"),
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status.New(codes.Internal, "Internal"),
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status.New(codes.PermissionDenied, ""),
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status.New(codes.Unauthenticated, ""),
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}
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for _, sts := range permanentErrors {
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t.Run(sts.Code().String(), func(t *testing.T) {
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ctx := context.Background()
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mc := runMockCollectorWithConfig(t, &mockConfig{
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errors: []error{sts.Err()},
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})
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exp := newGRPCExporter(t, ctx, mc.endpoint)
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err := exp.ExportSpans(ctx, roSpans)
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require.Error(t, err)
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require.Len(t, mc.getSpans(), 0)
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require.Equal(t, 1, mc.traceSvc.requests, "trace service must receive 1 permanent error requests.")
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require.NoError(t, mc.Stop())
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require.NoError(t, exp.Shutdown(ctx))
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})
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}
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}
|
|
|
|
func newThrottlingError(code codes.Code, duration time.Duration) error {
|
|
s := status.New(code, "")
|
|
|
|
s, _ = s.WithDetails(&errdetails.RetryInfo{RetryDelay: durationpb.New(duration)})
|
|
|
|
return s.Err()
|
|
}
|
|
|
|
func TestNew_collectorConnectionDiesThenReconnects(t *testing.T) {
|
|
mc := runMockCollector(t)
|
|
|
|
reconnectionPeriod := 50 * time.Millisecond
|
|
ctx := context.Background()
|
|
exp := newGRPCExporter(t, ctx, mc.endpoint,
|
|
otlptracegrpc.WithRetry(otlptracegrpc.RetrySettings{Enabled: false}),
|
|
otlptracegrpc.WithReconnectionPeriod(reconnectionPeriod))
|
|
defer func() { require.NoError(t, exp.Shutdown(ctx)) }()
|
|
|
|
mc.ln.WaitForConn()
|
|
|
|
// We'll now stop the collector right away to simulate a connection
|
|
// dying in the midst of communication or even not existing before.
|
|
require.NoError(t, mc.stop())
|
|
|
|
// In the test below, we'll stop the collector many times,
|
|
// while exporting traces and test to ensure that we can
|
|
// reconnect.
|
|
for j := 0; j < 3; j++ {
|
|
|
|
// No endpoint up.
|
|
require.Error(t, exp.ExportSpans(ctx, roSpans))
|
|
|
|
// Now resurrect the collector by making a new one but reusing the
|
|
// old endpoint, and the collector should reconnect automatically.
|
|
nmc := runMockCollectorAtEndpoint(t, mc.endpoint)
|
|
|
|
// Give the exporter sometime to reconnect
|
|
nmc.ln.WaitForConn()
|
|
|
|
n := 10
|
|
for i := 0; i < n; i++ {
|
|
require.NoError(t, exp.ExportSpans(ctx, roSpans))
|
|
}
|
|
|
|
nmaSpans := nmc.getSpans()
|
|
// Expecting 10 spans that were sampled, given that
|
|
if g, w := len(nmaSpans), n; g != w {
|
|
t.Fatalf("Round #%d: Connected collector: spans: got %d want %d", j, g, w)
|
|
}
|
|
|
|
dSpans := mc.getSpans()
|
|
// Expecting 0 spans to have been received by the original but now dead collector
|
|
if g, w := len(dSpans), 0; g != w {
|
|
t.Fatalf("Round #%d: Disconnected collector: spans: got %d want %d", j, g, w)
|
|
}
|
|
|
|
// Disconnect for the next try.
|
|
require.NoError(t, nmc.stop())
|
|
}
|
|
}
|
|
|
|
// This test takes a long time to run: to skip it, run tests using: -short
|
|
func TestNew_collectorOnBadConnection(t *testing.T) {
|
|
if testing.Short() {
|
|
t.Skipf("Skipping this long running test")
|
|
}
|
|
|
|
ln, err := net.Listen("tcp", "localhost:0")
|
|
if err != nil {
|
|
t.Fatalf("Failed to grab an available port: %v", err)
|
|
}
|
|
// Firstly close the "collector's" channel: optimistically this endpoint won't get reused ASAP
|
|
// However, our goal of closing it is to simulate an unavailable connection
|
|
_ = ln.Close()
|
|
|
|
_, collectorPortStr, _ := net.SplitHostPort(ln.Addr().String())
|
|
|
|
endpoint := fmt.Sprintf("localhost:%s", collectorPortStr)
|
|
ctx := context.Background()
|
|
exp := newGRPCExporter(t, ctx, endpoint)
|
|
_ = exp.Shutdown(ctx)
|
|
}
|
|
|
|
func TestNew_withEndpoint(t *testing.T) {
|
|
mc := runMockCollector(t)
|
|
defer func() {
|
|
_ = mc.stop()
|
|
}()
|
|
|
|
ctx := context.Background()
|
|
exp := newGRPCExporter(t, ctx, mc.endpoint)
|
|
_ = exp.Shutdown(ctx)
|
|
}
|
|
|
|
func TestNew_withHeaders(t *testing.T) {
|
|
mc := runMockCollector(t)
|
|
defer func() {
|
|
_ = mc.stop()
|
|
}()
|
|
|
|
ctx := context.Background()
|
|
exp := newGRPCExporter(t, ctx, mc.endpoint,
|
|
otlptracegrpc.WithHeaders(map[string]string{"header1": "value1"}))
|
|
require.NoError(t, exp.ExportSpans(ctx, roSpans))
|
|
|
|
defer func() {
|
|
_ = exp.Shutdown(ctx)
|
|
}()
|
|
|
|
headers := mc.getHeaders()
|
|
require.Len(t, headers.Get("header1"), 1)
|
|
assert.Equal(t, "value1", headers.Get("header1")[0])
|
|
}
|
|
|
|
func TestNew_WithTimeout(t *testing.T) {
|
|
tts := []struct {
|
|
name string
|
|
fn func(exp *otlptrace.Exporter) error
|
|
timeout time.Duration
|
|
spans int
|
|
code codes.Code
|
|
delay bool
|
|
}{
|
|
{
|
|
name: "Timeout Spans",
|
|
fn: func(exp *otlptrace.Exporter) error {
|
|
return exp.ExportSpans(context.Background(), roSpans)
|
|
},
|
|
timeout: time.Millisecond * 100,
|
|
code: codes.DeadlineExceeded,
|
|
delay: true,
|
|
},
|
|
|
|
{
|
|
name: "No Timeout Spans",
|
|
fn: func(exp *otlptrace.Exporter) error {
|
|
return exp.ExportSpans(context.Background(), roSpans)
|
|
},
|
|
timeout: time.Minute,
|
|
spans: 1,
|
|
code: codes.OK,
|
|
},
|
|
}
|
|
|
|
for _, tt := range tts {
|
|
t.Run(tt.name, func(t *testing.T) {
|
|
|
|
mc := runMockCollector(t)
|
|
if tt.delay {
|
|
mc.traceSvc.delay = time.Second * 10
|
|
}
|
|
defer func() {
|
|
_ = mc.stop()
|
|
}()
|
|
|
|
ctx := context.Background()
|
|
exp := newGRPCExporter(t, ctx, mc.endpoint, otlptracegrpc.WithTimeout(tt.timeout), otlptracegrpc.WithRetry(otlptracegrpc.RetrySettings{Enabled: false}))
|
|
defer func() {
|
|
_ = exp.Shutdown(ctx)
|
|
}()
|
|
|
|
err := tt.fn(exp)
|
|
|
|
if tt.code == codes.OK {
|
|
require.NoError(t, err)
|
|
} else {
|
|
require.Error(t, err)
|
|
}
|
|
|
|
s := status.Convert(err)
|
|
require.Equal(t, tt.code, s.Code())
|
|
|
|
require.Len(t, mc.getSpans(), tt.spans)
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestNew_withInvalidSecurityConfiguration(t *testing.T) {
|
|
mc := runMockCollector(t)
|
|
defer func() {
|
|
_ = mc.stop()
|
|
}()
|
|
|
|
ctx := context.Background()
|
|
driver := otlptracegrpc.NewClient(otlptracegrpc.WithEndpoint(mc.endpoint))
|
|
exp, err := otlptrace.New(ctx, driver)
|
|
if err != nil {
|
|
t.Fatalf("failed to create a new collector exporter: %v", err)
|
|
}
|
|
|
|
err = exp.ExportSpans(ctx, roSpans)
|
|
|
|
expectedErr := fmt.Sprintf("traces exporter is disconnected from the server %s: grpc: no transport security set (use grpc.WithInsecure() explicitly or set credentials)", mc.endpoint)
|
|
|
|
require.Error(t, err)
|
|
require.Equal(t, expectedErr, err.Error())
|
|
|
|
defer func() {
|
|
_ = exp.Shutdown(ctx)
|
|
}()
|
|
}
|
|
|
|
func TestNew_withMultipleAttributeTypes(t *testing.T) {
|
|
mc := runMockCollector(t)
|
|
|
|
defer func() {
|
|
_ = mc.stop()
|
|
}()
|
|
|
|
<-time.After(5 * time.Millisecond)
|
|
|
|
ctx := context.Background()
|
|
exp := newGRPCExporter(t, ctx, mc.endpoint)
|
|
|
|
defer func() {
|
|
_ = exp.Shutdown(ctx)
|
|
}()
|
|
|
|
tp := sdktrace.NewTracerProvider(
|
|
sdktrace.WithSampler(sdktrace.AlwaysSample()),
|
|
sdktrace.WithBatcher(
|
|
exp,
|
|
// add following two options to ensure flush
|
|
sdktrace.WithBatchTimeout(5*time.Second),
|
|
sdktrace.WithMaxExportBatchSize(10),
|
|
),
|
|
)
|
|
defer func() { _ = tp.Shutdown(ctx) }()
|
|
|
|
tr := tp.Tracer("test-tracer")
|
|
testKvs := []attribute.KeyValue{
|
|
attribute.Int("Int", 1),
|
|
attribute.Int64("Int64", int64(3)),
|
|
attribute.Float64("Float64", 2.22),
|
|
attribute.Bool("Bool", true),
|
|
attribute.String("String", "test"),
|
|
}
|
|
_, span := tr.Start(ctx, "AlwaysSample")
|
|
span.SetAttributes(testKvs...)
|
|
span.End()
|
|
|
|
// Flush and close.
|
|
func() {
|
|
ctx, cancel := context.WithTimeout(ctx, 10*time.Second)
|
|
defer cancel()
|
|
if err := tp.Shutdown(ctx); err != nil {
|
|
t.Fatalf("failed to shut down a tracer provider: %v", err)
|
|
}
|
|
}()
|
|
|
|
// Wait >2 cycles.
|
|
<-time.After(40 * time.Millisecond)
|
|
|
|
// Now shutdown the exporter
|
|
ctx, cancel := context.WithTimeout(ctx, 10*time.Second)
|
|
defer cancel()
|
|
if err := exp.Shutdown(ctx); err != nil {
|
|
t.Fatalf("failed to stop the exporter: %v", err)
|
|
}
|
|
|
|
// Shutdown the collector too so that we can begin
|
|
// verification checks of expected data back.
|
|
_ = mc.stop()
|
|
|
|
// Now verify that we only got one span
|
|
rss := mc.getSpans()
|
|
if got, want := len(rss), 1; got != want {
|
|
t.Fatalf("resource span count: got %d, want %d\n", got, want)
|
|
}
|
|
|
|
expected := []*commonpb.KeyValue{
|
|
{
|
|
Key: "Int",
|
|
Value: &commonpb.AnyValue{
|
|
Value: &commonpb.AnyValue_IntValue{
|
|
IntValue: 1,
|
|
},
|
|
},
|
|
},
|
|
{
|
|
Key: "Int64",
|
|
Value: &commonpb.AnyValue{
|
|
Value: &commonpb.AnyValue_IntValue{
|
|
IntValue: 3,
|
|
},
|
|
},
|
|
},
|
|
{
|
|
Key: "Float64",
|
|
Value: &commonpb.AnyValue{
|
|
Value: &commonpb.AnyValue_DoubleValue{
|
|
DoubleValue: 2.22,
|
|
},
|
|
},
|
|
},
|
|
{
|
|
Key: "Bool",
|
|
Value: &commonpb.AnyValue{
|
|
Value: &commonpb.AnyValue_BoolValue{
|
|
BoolValue: true,
|
|
},
|
|
},
|
|
},
|
|
{
|
|
Key: "String",
|
|
Value: &commonpb.AnyValue{
|
|
Value: &commonpb.AnyValue_StringValue{
|
|
StringValue: "test",
|
|
},
|
|
},
|
|
},
|
|
}
|
|
|
|
// Verify attributes
|
|
if !assert.Len(t, rss[0].Attributes, len(expected)) {
|
|
t.Fatalf("attributes count: got %d, want %d\n", len(rss[0].Attributes), len(expected))
|
|
}
|
|
for i, actual := range rss[0].Attributes {
|
|
if a, ok := actual.Value.Value.(*commonpb.AnyValue_DoubleValue); ok {
|
|
e, ok := expected[i].Value.Value.(*commonpb.AnyValue_DoubleValue)
|
|
if !ok {
|
|
t.Errorf("expected AnyValue_DoubleValue, got %T", expected[i].Value.Value)
|
|
continue
|
|
}
|
|
if !assert.InDelta(t, e.DoubleValue, a.DoubleValue, 0.01) {
|
|
continue
|
|
}
|
|
e.DoubleValue = a.DoubleValue
|
|
}
|
|
assert.Equal(t, expected[i], actual)
|
|
}
|
|
}
|
|
|
|
func TestDisconnected(t *testing.T) {
|
|
ctx := context.Background()
|
|
// The endpoint is whatever, we want to be disconnected. But we
|
|
// setting a blocking connection, so dialing to the invalid
|
|
// endpoint actually fails.
|
|
exp := newGRPCExporter(t, ctx, "invalid",
|
|
otlptracegrpc.WithReconnectionPeriod(time.Hour),
|
|
otlptracegrpc.WithDialOption(
|
|
grpc.WithBlock(),
|
|
grpc.FailOnNonTempDialError(true),
|
|
),
|
|
)
|
|
defer func() {
|
|
assert.NoError(t, exp.Shutdown(ctx))
|
|
}()
|
|
|
|
assert.Error(t, exp.ExportSpans(ctx, otlptracetest.SingleReadOnlySpan()))
|
|
}
|
|
|
|
func TestEmptyData(t *testing.T) {
|
|
mc := runMockCollectorAtEndpoint(t, "localhost:56561")
|
|
|
|
defer func() {
|
|
_ = mc.stop()
|
|
}()
|
|
|
|
<-time.After(5 * time.Millisecond)
|
|
|
|
ctx := context.Background()
|
|
exp := newGRPCExporter(t, ctx, mc.endpoint)
|
|
defer func() {
|
|
assert.NoError(t, exp.Shutdown(ctx))
|
|
}()
|
|
|
|
assert.NoError(t, exp.ExportSpans(ctx, nil))
|
|
}
|