使用golang上报数据

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package main   import (     "fmt"     "time"     "context"     "strings"       "github.com/gin-gonic/gin"     "github.com/SkyAPM/go2sky"     "github.com/SkyAPM/go2sky/reporter" )   func main() {     // 创建一个Gin路由器     r := gin.Default()           // skywalking服务地址 127.0.0.1:11800     rp, err := reporter.NewGRPCReporter("127.0.0.1:11800", reporter.WithCheckInterval(time.Second))     if err != nil {         fmt.Println("create gosky reporter failed!")     }     defer rp.Close()     fmt.Println("create gosky reporter ok!")     // 服务名 test-demo     tracer, err := go2sky.NewTracer("test.demo", go2sky.WithReporter(rp))               // 定义路由     r.GET("/", func(c *gin.Context) {           var ret string         span, _, err := tracer.CreateEntrySpan(context.WithValue(context.Background(), go2sky.CtxTraceKey,             "1234"), time.Unix(1694509947, 0), strings.Join([]string{"test.demo", "index"}, "/"), func(headerKey string) (string, error) {             return ret, nil         })         if err != nil {             fmt.Println("create new accountData span error %v \n", err)             return         }           span.SetComponent(0)         span.Tag("name", "test")         span.Tag("age", "21")         span.Tag("ip", "127.0.0.1")         span.End(time.Now())         c.JSON(200, gin.H{             "message": "Hello World!",         })     })       r.GET("/ping", func(c *gin.Context) {         c.JSON(200, gin.H{             "message": "pong!",         })     })       r.POST("/submit", func(c *gin.Context) {         var json struct {             Name string `json:"name"`             Email string `json:"email"`         }           if err := c.Bind(&json); err == nil {             c.JSON(200, gin.H{                 "message": "JSON received",                 "name":    json.Name,                 "email":   json.Email,             })         } else {             c.JSON(400, gin.H{"error": err.Error()})         }     })       // 启动Gin应用程序     r.Run(":9999") } //go run main.go 运行<br>//http://127.0.0.1:9999/ 访问url上报数据