RHINENG-21760: add additional debug logs for shutdown

Author: Dugowitch

base/base.go

@@ -26,6 +26,7 @@ func HandleSignals() {
 	signal.Notify(c, syscall.SIGINT, syscall.SIGTERM)
 	go func() {
 		<-c
+		utils.LogDebug("SIGTERM/SIGINT received")
 		CancelContext()
 		utils.LogInfo("SIGTERM/SIGINT handled")
 	}()

base/utils/gin.go

@@ -108,6 +108,7 @@ func RunServer(ctx context.Context, handler http.Handler, port int) error {
 	srv := http.Server{Addr: addr, Handler: handler, ReadHeaderTimeout: ReadHeaderTimeout, MaxHeaderBytes: 65535}
 	go func() {
 		<-ctx.Done()
+		LogDebug("gracefully shutting down server...")
 		err := srv.Shutdown(context.Background())
 		if err != nil {
 			LogError("err", err.Error(), "server shutting down failed")