diff --git a/main.go b/main.go
index e5026e5..1b3979d 100644
--- a/main.go
+++ b/main.go
@@ -66,6 +66,9 @@ var (
Buckets: prometheus.ExponentialBuckets(1, 2, 20), // 初始值为1，指数为2增长，20个取值
}, []string{"request_time"})
// 不同的桶根据具体情况而定
+
+ metricsPath = flag.String("web.telemetry-path", "/metrics",
+ "Path under which to expose metrics")
)
func init() {
@@ -80,7 +83,7 @@ func init() {
func main() {
flag.Parse()
r := mux.NewRouter()
- r.HandleFunc("/", handler)
+ r.HandleFunc("/", handlerIndex)
r.Use(metricsMiddleware)
r.Handle("/metrics", promhttp.HandlerFor(
@@ -107,10 +110,18 @@ func metricsMiddleware(next http.Handler) http.Handler {
})
}
-func handler(w http.ResponseWriter, r *http.Request) {
+func handlerIndex(w http.ResponseWriter, r *http.Request) {
x := rand.Intn(3)
time.Sleep(time.Duration(x) * time.Second)
- _, _ = w.Write([]byte("handler response"))
+ //_, _ = w.Write([]byte("handler response"))
+ _, _ = w.Write([]byte(`
+ SRE Promethus Exporter
+
+ SRE Promethus Exporter
+ Metrics
+
+ `))
+
fmt.Println("print handler")
}