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opentelemetry-go/exporters/otlp/otlptrace/otlptracehttp/example_test.go

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Verify and update OTLP trace exporter documentation (#2053) * Inventory the documentation for and examples of the OTLP exporter. * modify the documentation for otlptrace exporter. * Update exporters/otlp/otlptrace/README.md Co-authored-by: Robert Pająk <pellared@hotmail.com> * Update exporters/otlp/otlptrace/README.md Co-authored-by: Robert Pająk <pellared@hotmail.com> * Update exporters/otlp/otlptrace/README.md Co-authored-by: Tyler Yahn <MrAlias@users.noreply.github.com> * Update exporters/otlp/otlptrace/README.md Co-authored-by: Tyler Yahn <MrAlias@users.noreply.github.com> * Update exporters/otlp/otlptrace/README.md Co-authored-by: Tyler Yahn <MrAlias@users.noreply.github.com> * add otlptrace example_test.go * modify the documentation for otlptrace exporter. * modify the documentation for otlptrace exporter. * Update exporters/otlp/otlptrace/example_test.go Co-authored-by: Tyler Yahn <MrAlias@users.noreply.github.com> * Update exporters/otlp/otlptrace/example_test.go Co-authored-by: Tyler Yahn <MrAlias@users.noreply.github.com> * Update exporters/otlp/otlptrace/example_test.go Co-authored-by: Tyler Yahn <MrAlias@users.noreply.github.com> * Update exporters/otlp/otlptrace/README.md Co-authored-by: Tyler Yahn <MrAlias@users.noreply.github.com> * Update exporters/otlp/otlptrace/README.md Co-authored-by: Robert Pająk <pellared@hotmail.com> * modify the documentation for otlptrace exporter. * Update exporters/otlp/otlptrace/README.md Co-authored-by: Robert Pająk <pellared@hotmail.com> * Update exporters/otlp/otlptrace/README.md Co-authored-by: Robert Pająk <pellared@hotmail.com> * Update exporters/otlp/otlptrace/README.md Co-authored-by: Robert Pająk <pellared@hotmail.com> * Update exporters/otlp/otlptrace/README.md Co-authored-by: Tyler Yahn <MrAlias@users.noreply.github.com> * Update exporters/otlp/otlptrace/README.md Co-authored-by: Tyler Yahn <MrAlias@users.noreply.github.com> * Update exporters/otlp/otlptrace/README.md Co-authored-by: Tyler Yahn <MrAlias@users.noreply.github.com> * Move example to otlptracehttp package * Unexport example functions * Fix markdownlint errors * Specify payload types in README Co-authored-by: Robert Pająk <pellared@hotmail.com> Co-authored-by: Tyler Yahn <MrAlias@users.noreply.github.com> Co-authored-by: Tyler Yahn <codingalias@gmail.com>
2021-09-02 23:02:08 +02:00
// Copyright The OpenTelemetry Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package otlptracehttp_test
import (
"context"
"log"
"go.opentelemetry.io/otel"
"go.opentelemetry.io/otel/exporters/otlp/otlptrace"
"go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracehttp"
"go.opentelemetry.io/otel/sdk/resource"
sdktrace "go.opentelemetry.io/otel/sdk/trace"
semconv "go.opentelemetry.io/otel/semconv/v1.7.0"
Verify and update OTLP trace exporter documentation (#2053) * Inventory the documentation for and examples of the OTLP exporter. * modify the documentation for otlptrace exporter. * Update exporters/otlp/otlptrace/README.md Co-authored-by: Robert Pająk <pellared@hotmail.com> * Update exporters/otlp/otlptrace/README.md Co-authored-by: Robert Pająk <pellared@hotmail.com> * Update exporters/otlp/otlptrace/README.md Co-authored-by: Tyler Yahn <MrAlias@users.noreply.github.com> * Update exporters/otlp/otlptrace/README.md Co-authored-by: Tyler Yahn <MrAlias@users.noreply.github.com> * Update exporters/otlp/otlptrace/README.md Co-authored-by: Tyler Yahn <MrAlias@users.noreply.github.com> * add otlptrace example_test.go * modify the documentation for otlptrace exporter. * modify the documentation for otlptrace exporter. * Update exporters/otlp/otlptrace/example_test.go Co-authored-by: Tyler Yahn <MrAlias@users.noreply.github.com> * Update exporters/otlp/otlptrace/example_test.go Co-authored-by: Tyler Yahn <MrAlias@users.noreply.github.com> * Update exporters/otlp/otlptrace/example_test.go Co-authored-by: Tyler Yahn <MrAlias@users.noreply.github.com> * Update exporters/otlp/otlptrace/README.md Co-authored-by: Tyler Yahn <MrAlias@users.noreply.github.com> * Update exporters/otlp/otlptrace/README.md Co-authored-by: Robert Pająk <pellared@hotmail.com> * modify the documentation for otlptrace exporter. * Update exporters/otlp/otlptrace/README.md Co-authored-by: Robert Pająk <pellared@hotmail.com> * Update exporters/otlp/otlptrace/README.md Co-authored-by: Robert Pająk <pellared@hotmail.com> * Update exporters/otlp/otlptrace/README.md Co-authored-by: Robert Pająk <pellared@hotmail.com> * Update exporters/otlp/otlptrace/README.md Co-authored-by: Tyler Yahn <MrAlias@users.noreply.github.com> * Update exporters/otlp/otlptrace/README.md Co-authored-by: Tyler Yahn <MrAlias@users.noreply.github.com> * Update exporters/otlp/otlptrace/README.md Co-authored-by: Tyler Yahn <MrAlias@users.noreply.github.com> * Move example to otlptracehttp package * Unexport example functions * Fix markdownlint errors * Specify payload types in README Co-authored-by: Robert Pająk <pellared@hotmail.com> Co-authored-by: Tyler Yahn <MrAlias@users.noreply.github.com> Co-authored-by: Tyler Yahn <codingalias@gmail.com>
2021-09-02 23:02:08 +02:00
"go.opentelemetry.io/otel/trace"
)
const (
instrumentationName = "github.com/instrumentron"
instrumentationVersion = "v0.1.0"
)
var (
tracer = otel.GetTracerProvider().Tracer(
instrumentationName,
trace.WithInstrumentationVersion(instrumentationVersion),
trace.WithSchemaURL(semconv.SchemaURL),
)
)
func add(ctx context.Context, x, y int64) int64 {
var span trace.Span
_, span = tracer.Start(ctx, "Addition")
defer span.End()
return x + y
}
func multiply(ctx context.Context, x, y int64) int64 {
var span trace.Span
_, span = tracer.Start(ctx, "Multiplication")
defer span.End()
return x * y
}
func newResource() *resource.Resource {
return resource.NewWithAttributes(
semconv.SchemaURL,
semconv.ServiceNameKey.String("otlptrace-example"),
semconv.ServiceVersionKey.String("0.0.1"),
)
}
func installExportPipeline(ctx context.Context) func() {
client := otlptracehttp.NewClient()
exporter, err := otlptrace.New(ctx, client)
if err != nil {
log.Fatalf("creating OTLP trace exporter: %v", err)
}
tracerProvider := sdktrace.NewTracerProvider(
sdktrace.WithBatcher(exporter),
sdktrace.WithResource(newResource()),
)
otel.SetTracerProvider(tracerProvider)
return func() {
if err := tracerProvider.Shutdown(ctx); err != nil {
log.Fatalf("stopping tracer provider: %v", err)
}
}
}
func Example() {
ctx := context.Background()
// Registers a tracer Provider globally.
cleanup := installExportPipeline(ctx)
defer cleanup()
log.Println("the answer is", add(ctx, multiply(ctx, multiply(ctx, 2, 2), 10), 2))
}