dryrunutil "k8s.io/kubernetes/cmd/kubeadm/app/util/dryrun"
)

// PerformPostUpgradeTasks runs nearly the same functions as 'kubeadm init' would do
// Note that the mark-control-plane phase is left out, not needed, and no token is created as that doesn't belong to the upgrade
func PerformPostUpgradeTasks(client clientset.Interface, cfg *kubeadmapi.InitConfiguration, patchesDir string, dryRun bool, out io.Writer) error {

		return errors.Wrap(err, "[upgrade/apply] FATAL")
	}

	// Upgrade RBAC rules and addons.
	klog.V(1).Infoln("[upgrade/postupgrade] upgrading RBAC rules and addons")
	if err := upgrade.PerformPostUpgradeTasks(client, initCfg, upgradeCfg.Apply.Patches.Directory, flags.dryRun, flags.applyPlanFlags.out); err != nil {
		return errors.Wrap(err, "[upgrade/postupgrade] FATAL post-upgrade error")
	}

	if flags.dryRun {