opentelemetry

.example/net/gtrace/jaeger/main.go

@@ -0,0 +1,79 @@
+// 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.
+
+// Command jaeger is an example program that creates spans
+// and uploads to Jaeger.
+package main
+
+import (
+	"context"
+	"fmt"
+	"github.com/gogf/gf/frame/g"
+	"go.opentelemetry.io/otel/exporters/trace/jaeger"
+	"go.opentelemetry.io/otel/trace"
+	"log"
+	"time"
+
+	"go.opentelemetry.io/otel"
+	"go.opentelemetry.io/otel/label"
+
+	sdktrace "go.opentelemetry.io/otel/sdk/trace"
+)
+
+// initTracer creates a new trace provider instance and registers it as global trace provider.
+func initTracer() func() {
+	// Create and install Jaeger export pipeline.
+	flush, err := jaeger.InstallNewPipeline(
+		jaeger.WithCollectorEndpoint("http://localhost:14268/api/traces"),
+		jaeger.WithProcess(jaeger.Process{
+			ServiceName: "http-trace-demo",
+			Tags: []label.KeyValue{
+				label.String("exporter", "jaeger"),
+				label.Float64("float", 312.23),
+			},
+		}),
+		jaeger.WithSDK(&sdktrace.Config{DefaultSampler: sdktrace.AlwaysSample()}),
+	)
+	if err != nil {
+		log.Fatal(err)
+	}
+	return flush
+}
+
+func main() {
+	ctx := context.Background()
+
+	flush := initTracer()
+	defer flush()
+
+	ctx, span := otel.Tracer("component-main").Start(ctx, "foo")
+	defer span.End()
+
+	content := g.Client().Ctx(ctx).Header(g.MapStrStr{
+		"test": "123",
+		"john": "smith",
+	}).Cookie(g.MapStrStr{
+		"cookieKey":"cookieValue",
+	}).GetContent("http://baidu.com/?q=goframe")
+	fmt.Println(content)
+}
+
+func bar(ctx context.Context) {
+	_, span := otel.Tracer("test").Start(ctx, "bar")
+	defer span.End()
+	span.AddEvent("Nice operation!", trace.WithAttributes(label.Int("bogons", 100)))
+	span.SetAttributes(label.String("test2", "123"))
+	time.Sleep(time.Second * 2)
+	// Do bar...
+}