Set timeout 1 second for GatherStatus().

pkg/servicestat/list.go

@@ -3,6 +3,7 @@ package servicestat
 import (
 	"encoding/json"
 	"net/http"
+	"time"
 )
 
 type ServiceList map[string]bool
@@ -11,7 +12,7 @@ func GatherStatus(url string) (lst ServiceList, err error) {
 	rq, _ := http.NewRequest(http.MethodGet, url, nil)
 	rq.Header.Set("Content-Type", "application/json")
 
-	cl := &http.Client{}
+	cl := &http.Client{Timeout: 1 * time.Second}
 	r, err := cl.Do(rq)
 	if err != nil {
 		return lst, err