Enhancement Description

• One-line enhancement description (can be used as a release note):

Iterate on the kubeadm configuration (API) until it graduates to GA

• Kubernetes Enhancement Proposal: (link to kubernetes/enhancements file, if none yet, link to PR) https://github.com/kubernetes/enhancements/tree/master/keps/sig-cluster-lifecycle/kubeadm/970-kubeadm-config
• Primary contact (assignee): @neolit123
• Responsible SIGs: Cluster-Lifecycle
• Enhancement target (which target equals to which milestone):
  • Alpha release target PAST
  • Beta release target 1.22 (v1beta3)
  • Stable release target TODO

1.15

for the 1.15 cycle we want to upgrade the config type from v1beta1 to v1beta2.
Umbrella issue for tracking this work:
kubernetes/kubeadm#1439

1.22

for the 1.22 cycle we want to upgrade the config type from v1beta2 to v1beta3.
Umbrella issue for tracking this work:
kubernetes/kubeadm#1796

KEP updates:

• sig-cluster-lifecycle: update the kubeadm config KEP for 1.22 #2627