3.3. Removing the kubeadmin user
After you define an identity provider and create a new cluster-admin user, you can remove the kubeadmin to improve cluster security.
警告
If you follow this procedure before another user is a cluster-admin, then OpenShift Container Platform must be reinstalled. It is not possible to undo this command.
Prerequisites
- You must have configured at least one identity provider.
-
You must have added the
cluster-adminrole to a user. - You must be logged in as an administrator.
Procedure
Remove the
kubeadminsecrets:$ oc delete secrets kubeadmin -n kube-system
