// Copyright GoFrame Author(https://goframe.org). All Rights Reserved. // // This Source Code Form is subject to the terms of the MIT License. // If a copy of the MIT was not distributed with this file, // You can obtain one at https://github.com/gogf/gf. package main import ( "github.com/gogf/gf/contrib/trace/otlphttp/v2" "github.com/gogf/gf/v2/frame/g" "github.com/gogf/gf/v2/net/gtrace" "github.com/gogf/gf/v2/os/gctx" ) const ( serviceName = "otlp-http-client" endpoint = "tracing-analysis-dc-hz.aliyuncs.com" path = "adapt_******_******/api/otlp/traces" ) func main() { var ( ctx = gctx.New() shutdown, err = otlphttp.Init(serviceName, endpoint, path) ) if err != nil { g.Log().Fatal(ctx, err) } defer shutdown(ctx) StartRequests() } // StartRequests is a demo for tracing. func StartRequests() { ctx, span := gtrace.NewSpan(gctx.New(), "StartRequests") defer span.End() ctx = gtrace.SetBaggageValue(ctx, "name", "john") content := g.Client().GetContent(ctx, "http://127.0.0.1:8199/hello") g.Log().Print(ctx, content) }