Kubernetes

Upgrade the control plane instance deployed on this node, if any

Upgrade the control plane instance deployed on this node, if any

kubeadm upgrade node phase control-plane [flags]

--certificate-renewal Default: true
	Perform the renewal of certificates used by component changed during upgrades.
--config string
	Path to a kubeadm configuration file.
--dry-run
	Do not change any state, just output the actions that would be performed.
--etcd-upgrade Default: true
	Perform the upgrade of etcd.
-h, --help
	help for control-plane
--kubeconfig string Default: "/etc/kubernetes/admin.conf"
	The kubeconfig file to use when talking to the cluster. If the flag is not set, a set of standard locations can be searched for an existing kubeconfig file.
--patches string
	Path to a directory that contains files named "target[suffix][+patchtype].extension". For example, "kube-apiserver0+merge.yaml" or just "etcd.json". "target" can be one of "kube-apiserver", "kube-controller-manager", "kube-scheduler", "etcd", "kubeletconfiguration", "corednsdeployment". "patchtype" can be one of "strategic", "merge" or "json" and they match the patch formats supported by kubectl. The default "patchtype" is "strategic". "extension" must be either "json" or "yaml". "suffix" is an optional string that can be used to determine which patches are applied first alpha-numerically.

--rootfs string
	The path to the 'real' host root filesystem. This will cause kubeadm to chroot into the provided path.

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