// RunCreateToken generates a new bootstrap token and stores it as a secret on the server.
func RunCreateToken(out io.Writer, cmd *cobra.Command, tokenDuration time.Duration, token string) error {
client, err := kubemaster.CreateClientFromFile(path.Join(kubeadmapi.GlobalEnvParams.KubernetesDir, "admin.conf"))
if err != nil {
return err
}
d := &kubeadmapi.TokenDiscovery{}
if token != "" {
parsedID, parsedSecret, err := kubeadmutil.ParseToken(token)
if err != nil {
return err
}
d.ID = parsedID
d.Secret = parsedSecret
}
err = kubeadmutil.GenerateTokenIfNeeded(d)
if err != nil {
return err
}
err = kubeadmutil.UpdateOrCreateToken(client, d, tokenDuration)
if err != nil {
return err
}
fmt.Fprintln(out, kubeadmutil.BearerToken(d))
return nil
}
func PrepareTokenDiscovery(d *kubeadmapi.TokenDiscovery) error {
if len(d.Addresses) == 0 {
ip, err := netutil.ChooseHostInterface()
if err != nil {
return err
}
d.Addresses = []string{ip.String() + ":" + strconv.Itoa(kubeadmapiext.DefaultDiscoveryBindPort)}
}
if err := kubeadmutil.GenerateTokenIfNeeded(d); err != nil {
return fmt.Errorf("failed to generate token(s) [%v]", err)
}
return nil
}