func checkBinDir(t *testing.T, tempCNIBinDir, op string, files ...string) error {
	t.Helper()
	for _, f := range files {
		if _, err := os.Stat(tempCNIBinDir + "/" + f); !os.IsNotExist(err) {
			if op == "add" {
				t.Logf("PASS: File %v was added to %v", f, tempCNIBinDir)
				return nil
			} else if op == "del" {
				return fmt.Errorf("FAIL: File %v was not removed from %v", f, tempCNIBinDir)

			}

			ambientAgent.Start()
			defer ambientAgent.Stop()

			log.Info("Ambient node agent started, starting installer...")

		} else {
			// Ambient not enabled, so this readiness flag is no-op'd
			watchServerReady.Store(true)
		}

		installer := install.NewInstaller(&cfg.InstallConfig, installDaemonReady)

		repair.StartRepair(ctx, cfg.RepairConfig)