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kubeadm: update reference documentation for 1.16 (#16014)

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This commit is contained in:
Lubomir I. Ivanov
2019-09-07 01:35:19 +03:00
committed by Kubernetes Prow Robot
parent 420afb2d9f
commit bd9a46b1b9
7 changed files with 49 additions and 88 deletions
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content/en/docs/reference/setup-tools/kubeadm/kubeadm-config.md
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{{% capture overview %}}
Beginning with v1.8.0, kubeadm uploads the configuration of your cluster to a ConfigMap called
`kubeadm-config` in the `kube-system` namespace, and later reads the ConfigMap when upgrading.
This enables correct configuration of system components, and provides a seamless user experience.
You can execute `kubeadm config view` to view the ConfigMap. If you initialized your cluster using
kubeadm v1.7.x or lower, you must use `kubeadm config upload` to create the ConfigMap before you
may use `kubeadm upgrade`.
During `kubeadm init`, kubeadm uploads the `ClusterConfiguration` object to your cluster
in a ConfigMap called `kubeadm-config` in the `kube-system` namespace. This configuration is then read during
`kubeadm join`, `kubeadm reset` and `kubeadm upgrade`. To view this ConfigMap call `kubeadm config view`.
You can use `kubeadm config print` to print the default configuration and `kubeadm config migrate` to
convert your old configuration files to a newer version. `kubeadm config images list` and