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kubeadm

 
Command-line interface for creating and managing Kubernetes clusters. More information: https://kubernetes.io/docs/reference/setup-tools/kubeadm.
 
  • Create a Kubernetes master node:
     
    kubeadm init
     
  • Bootstrap a Kubernetes worker node and join it to a cluster:
     
    kubeadm join --token {{token}}
     
  • Create a new bootstrap token with a TTL of 12 hours:
     
    kubeadm token create --ttl {{12h0m0s}}
     
  • Check if the Kubernetes cluster is upgradeable and which versions are available:
     
    kubeadm upgrade plan
     
  • Upgrade Kubernetes cluster to a specified version:
     
    kubeadm upgrade apply {{version}}
     
  • View the kubeadm ConfigMap containing the cluster's configuration:
     
    kubeadm config view
     
  • Revert changes made to the host by 'kubeadm init' or 'kubeadm join':
     
    kubeadm reset

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