Kubernetes

Creates a bootstrap token to be used for node joining

Creates a bootstrap token. If no token value is given, kubeadm will generate a random token instead.

Alternatively, you can use kubeadm token.

Alpha Disclaimer: this command is currently alpha.

kubeadm alpha phase bootstrap-token create [flags]

--config string
	Path to kubeadm config file. WARNING: Usage of a configuration file is experimental
--description string
	A human friendly description of how this token is used.
--groups stringSlice Default: [system:bootstrappers:kubeadm:default-node-token]
	Extra groups that this token will authenticate as when used for authentication. Must match "\\Asystem:bootstrappers:[a-z0-9:-]{0,255}[a-z0-9]\\z"
-h, --help
	help for create
--skip-token-print
	Skip printing of the bootstrap token
--token string
	The token to use for establishing bidirectional trust between nodes and masters. The format is [a-z0-9]{6}\.[a-z0-9]{16} - e.g. abcdef.0123456789abcdef
--token-ttl duration Default: 24h0m0s
	The duration before the token is automatically deleted (e.g. 1s, 2m, 3h). If set to '0', the token will never expire
--usages stringSlice Default: [signing,authentication]
	Describes the ways in which this token can be used. You can pass --usages multiple times or provide a comma separated list of options. Valid options: [signing,authentication]

--kubeconfig string Default: "/etc/kubernetes/admin.conf"
	The KubeConfig file to use when talking to the cluster

Reference