r := gin.New()
r.GET("/", func(c *gin.Context) {
c.String(200, config.Config.Server.AppId)
})
s := endless.NewServer(":8080", r)
s.BeforeBegin = func(add string) {
log.Printf("pid is %d", syscall.Getpid())
}
err := s.ListenAndServe()
if err != nil {
log.Printf("server err: %v", err)
}