vmware / vmware/photon

kubernetes-kubeadm depends on kubernetes package

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Description

Following official kubernetes upgrade guide with kubeadm: https://kubernetes.io/docs/tasks/administer-cluster/kubeadm/kubeadm-upgrade-1-12/
kubeadm package needs to be installed first and then after performing control plane upgrade with "kubeadm upgrade apply" the kubelet (which is included in kubernetes package in PhotonOS) needs to be updated.
However running tdnf upgrade kubernetes-kubeadm-1.12.7-2.ph2 on PhotonOS2 also upgrades it's dependency kubernetes package:

tdnf upgrade  kubernetes-kubeadm-1.12.7      

Upgrading:
kubernetes                                                   x86_64                         1.12.7-1.ph2                             photon-updates                    675.29M 708090036
kubernetes-kubeadm                                           x86_64                         1.12.7-1.ph2                             photon-updates                      30.65M 32138441

This interdependency breaks kubeadm upgrade process and makes kubernetes cluster upgrade v1.11 -> v1.12 on PhotonOS impossible.

Expected behaviour: kubernetes-kubeadm and kubernetes packages (v > 1.11) can be upgraded independently.

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First steps

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  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Start with the Kubernetes 1.11 to 1.12 upgrade guide and reproduce the reported tdnf upgrade kubernetes-kubeadm-1.12.7-2.ph2 behavior on PhotonOS 2. Inspect the package dependency metadata for kubernetes-kubeadm and kubernetes; done means upgrading kubeadm does not force an upgrade of the kubernetes package for versions above 1.11.

Written by the indexing model from the issue text.

Assessment

Tech stack
kubernetes
Domain
devops, infrastructure
Issue type
Bug
Difficulty
4/5
Estimated time
3-5 days
Activity status
Stale
Clarity
Mostly clear
Newbie friendliness
25/100

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