K8s API server's cert need renew each year
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doc needed
known issue
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Description
The k8s API server's cert will expire every year, and will cause OpenPAI cluster not available.
Certificate Management with kubeadm:
https://kubernetes.io/docs/tasks/administer-cluster/kubeadm/kubeadm-certs/#automatic-certificate-renewal
How to fix
- renew k8s cert
- upgrade the kube-config in all worker nodes
Todo
- Document this requirement in the repo
- Add warning for the cert expire
Contributor guide
No contributing guide indexed for this repository
First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
Start by reviewing the repository's existing documentation and the linked kubeadm certificate-renewal guidance. Document the yearly API-server certificate renewal requirement, including renewing the certificate and updating kube-config on all worker nodes; the issue already identifies the required warning.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- kubernetes
- Domain
- devops, documentation
- Issue type
- Documentation
- Difficulty
- 2/5
- Estimated time
- 1-3 hours
- Activity status
- Stale
- Clarity
- Mostly clear
- Newbie friendliness
- 35/100