mirror of
https://github.com/open-telemetry/opentelemetry-go.git
synced 2024-12-12 10:04:29 +02:00
104 lines
3.0 KiB
Go
104 lines
3.0 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 otlp_test
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import (
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"context"
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"fmt"
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"log"
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"time"
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"google.golang.org/grpc/credentials"
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"go.opentelemetry.io/otel/api/global"
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"go.opentelemetry.io/otel/exporters/otlp"
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sdktrace "go.opentelemetry.io/otel/sdk/trace"
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)
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func Example_insecure() {
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exp, err := otlp.NewExporter(otlp.WithInsecure())
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if err != nil {
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log.Fatalf("Failed to create the collector exporter: %v", err)
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}
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defer func() {
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_ = exp.Stop()
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}()
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tp, _ := sdktrace.NewProvider(
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sdktrace.WithConfig(sdktrace.Config{DefaultSampler: sdktrace.AlwaysSample()}),
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sdktrace.WithBatcher(exp, // add following two options to ensure flush
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sdktrace.WithBatchTimeout(5),
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sdktrace.WithMaxExportBatchSize(10),
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))
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if err != nil {
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log.Fatalf("error creating trace provider: %v\n", err)
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}
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global.SetTraceProvider(tp)
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tracer := global.Tracer("test-tracer")
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// Then use the OpenTelemetry tracing library, like we normally would.
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ctx, span := tracer.Start(context.Background(), "CollectorExporter-Example")
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defer span.End()
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for i := 0; i < 10; i++ {
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_, iSpan := tracer.Start(ctx, fmt.Sprintf("Sample-%d", i))
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<-time.After(6 * time.Millisecond)
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iSpan.End()
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}
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}
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func Example_withTLS() {
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// Please take at look at https://pkg.go.dev/google.golang.org/grpc/credentials#TransportCredentials
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// for ways on how to initialize gRPC TransportCredentials.
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creds, err := credentials.NewClientTLSFromFile("my-cert.pem", "")
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if err != nil {
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log.Fatalf("failed to create gRPC client TLS credentials: %v", err)
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}
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exp, err := otlp.NewExporter(otlp.WithTLSCredentials(creds))
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if err != nil {
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log.Fatalf("failed to create the collector exporter: %v", err)
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}
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defer func() {
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_ = exp.Stop()
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}()
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tp, err := sdktrace.NewProvider(
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sdktrace.WithConfig(sdktrace.Config{DefaultSampler: sdktrace.AlwaysSample()}),
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sdktrace.WithBatcher(exp, // add following two options to ensure flush
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sdktrace.WithBatchTimeout(5),
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sdktrace.WithMaxExportBatchSize(10),
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))
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if err != nil {
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log.Fatalf("error creating trace provider: %v\n", err)
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}
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global.SetTraceProvider(tp)
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tracer := global.Tracer("test-tracer")
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// Then use the OpenTelemetry tracing library, like we normally would.
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ctx, span := tracer.Start(context.Background(), "Securely-Talking-To-Collector-Span")
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defer span.End()
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for i := 0; i < 10; i++ {
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_, iSpan := tracer.Start(ctx, fmt.Sprintf("Sample-%d", i))
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<-time.After(6 * time.Millisecond)
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iSpan.End()
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}
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}
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