From 4ff6bbbfff2bf3b9357a41fb7443cf59ce2b5469 Mon Sep 17 00:00:00 2001 From: "Lubomir I. Ivanov" Date: Thu, 10 Jan 2019 03:48:39 +0200 Subject: [PATCH] kubeadm-upgrade-1.13: add workaround for join control-plane (#12145) --- .../administer-cluster/kubeadm/kubeadm-upgrade-1-13.md | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/content/en/docs/tasks/administer-cluster/kubeadm/kubeadm-upgrade-1-13.md b/content/en/docs/tasks/administer-cluster/kubeadm/kubeadm-upgrade-1-13.md index 53952a15e4..a7d42ef2e3 100644 --- a/content/en/docs/tasks/administer-cluster/kubeadm/kubeadm-upgrade-1-13.md +++ b/content/en/docs/tasks/administer-cluster/kubeadm/kubeadm-upgrade-1-13.md @@ -29,6 +29,12 @@ This page explains how to upgrade a Kubernetes cluster created with `kubeadm` fr That is, you cannot skip versions when you upgrade. For example, you can upgrade only from 1.10 to 1.11, not from 1.9 to 1.11. +{{< warning >}} +The command `join --experimental-control-plane` is known to fail on single node clusters created with kubeadm v1.12 and then upgraded to v1.13.x. +This will be fixed when graduating the `join --control-plane` workflow from alpha to beta. +A possible workaround is described [here](https://github.com/kubernetes/kubeadm/issues/1269#issuecomment-441116249). +{{}} + {{% /capture %}} {{% capture steps %}}