pkg/metrics: Print error from ListenAndServe

Author: lilic

pkg/metrics/metrics.go

@@ -16,6 +16,7 @@ package metrics
 
 import (
 	"fmt"
+	"log"
 	"net/http"
 	"os"
 	"strconv"
@@ -32,7 +33,7 @@ func ExposeMetricsPort() (*v1.Service, error) {
 	reg := NewOperatoSDKPrometheusRegistery()
 	mux := http.NewServeMux()
 	HandlerFuncs(mux, reg)
-	go http.ListenAndServe(":"+strconv.Itoa(OperatorSDKPrometheusMetricsPort), mux)
+	go log.Println(http.ListenAndServe(":"+strconv.Itoa(OperatorSDKPrometheusMetricsPort), mux))
 
 	service, err := k8sutil.InitOperatorService(int32(OperatorSDKPrometheusMetricsPort), OperatorSDKPrometheusMetricsPortName)
 	if err != nil {