since cleanupserver func is no longer used twice, move to g.Go func i…

…tself

runner/runner.go

@@ -47,7 +47,9 @@ func Run(router http.Handler, conf *config.Configuration) {
 	})
 	g.Go(func() error {
 		<-gCtx.Done()
-		return cleanUpServer(s)
+		ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
+		defer cancel()
+		return s.Shutdown(ctx)
 	})
 	if err := g.Wait(); err != nil {
 		fmt.Println("Error while running the server", err)
@@ -83,12 +85,6 @@ func runTLS(s *http.Server, conf *config.Configuration) error {
 	return nil
 }
 
-func cleanUpServer(s *http.Server) error {
-	ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
-	defer cancel()
-	return s.Shutdown(ctx)
-}
-
 func startListening(network, addr string, keepAlive int) (net.Listener, error) {
 	lc := net.ListenConfig{KeepAlive: time.Duration(keepAlive) * time.Second}
 	conn, err := lc.Listen(context.Background(), network, addr)