mirror of
https://github.com/open-telemetry/opentelemetry-go.git
synced 2024-12-14 10:13:10 +02:00
62cbf0f240
* Jaeger exporter now populate Jaeger's Span Process from Resource * Remove jaeger.WithProcess * Fix tests * Change the type of default service name into string * Add tests * Update CHANGELOG * Use the API from `Set` to fetch service name in exporter * Fix nits * Add more test cases for jaegerBatchList function * precommit Co-authored-by: Anthony Mirabella <a9@aneurysm9.com>
73 lines
1.9 KiB
Go
73 lines
1.9 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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// Command jaeger is an example program that creates spans
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// and uploads to Jaeger.
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package main
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import (
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"context"
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"log"
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"go.opentelemetry.io/otel"
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"go.opentelemetry.io/otel/sdk/resource"
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"go.opentelemetry.io/otel/semconv"
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"go.opentelemetry.io/otel/attribute"
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"go.opentelemetry.io/otel/exporters/trace/jaeger"
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sdktrace "go.opentelemetry.io/otel/sdk/trace"
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)
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// initTracer creates a new trace provider instance and registers it as global trace provider.
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func initTracer() func() {
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// Create and install Jaeger export pipeline.
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flush, err := jaeger.InstallNewPipeline(
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jaeger.WithCollectorEndpoint("http://localhost:14268/api/traces"),
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jaeger.WithSDK(&sdktrace.Config{
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DefaultSampler: sdktrace.AlwaysSample(),
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Resource: resource.NewWithAttributes(
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semconv.ServiceNameKey.String("trace-demo"),
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attribute.String("exporter", "jaeger"),
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attribute.Float64("float", 312.23),
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),
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}),
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)
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if err != nil {
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log.Fatal(err)
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}
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return flush
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}
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func main() {
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ctx := context.Background()
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flush := initTracer()
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defer flush()
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tr := otel.Tracer("component-main")
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ctx, span := tr.Start(ctx, "foo")
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defer span.End()
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bar(ctx)
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}
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func bar(ctx context.Context) {
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tr := otel.Tracer("component-bar")
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_, span := tr.Start(ctx, "bar")
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span.SetAttributes(attribute.Key("testset").String("value"))
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defer span.End()
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// Do bar...
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}
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