From c20388dbbba6f2b7561637edc14c80d63991c87d Mon Sep 17 00:00:00 2001
From: Mathieu Parent <math.parent@gmail.com>
Date: Fri, 21 Mar 2025 17:00:31 +0100
Subject: [PATCH] fix: ensure CoreDNS is kept disabled on kubeadm upgrade
 (#12028)

See https://github.com/kubernetes/kubernetes/pull/129429
in kubernetes 1.32.1
---
 .../control-plane/templates/kubeadm-config.v1beta4.yaml.j2     | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/roles/kubernetes/control-plane/templates/kubeadm-config.v1beta4.yaml.j2 b/roles/kubernetes/control-plane/templates/kubeadm-config.v1beta4.yaml.j2
index f0136a806..f13e29693 100644
--- a/roles/kubernetes/control-plane/templates/kubeadm-config.v1beta4.yaml.j2
+++ b/roles/kubernetes/control-plane/templates/kubeadm-config.v1beta4.yaml.j2
@@ -102,6 +102,9 @@ etcd:
 {% endfor %}
 {% endif %}
 dns:
+{% if 'addon/coredns' in kubeadm_init_phases_skip  %}
+  disabled: true
+{% endif %}
   imageRepository: {{ coredns_image_repo | regex_replace('/coredns(?!/coredns).*$', '') }}
   imageTag: {{ coredns_image_tag }}
 networking: