func GenerateToken(d *kubeadmapi.TokenDiscovery) error {
tokenID, err := RandBytes(TokenIDBytes)
if err != nil {
return err
}
token, err := RandBytes(TokenBytes)
if err != nil {
return err
}
d.ID = tokenID
d.Secret = token
return nil
}
// GenerateToken generates a new token with a token ID that is valid as a
// Kubernetes DNS label.
// For more info, see kubernetes/pkg/util/validation/validation.go.
func GenerateToken(d *kubeadmapi.TokenDiscovery) error {
tokenID, err := randBytes(TokenIDBytes)
if err != nil {
return err
}
token, err := randBytes(TokenSecretBytes)
if err != nil {
return err
}
d.ID = strings.ToLower(tokenID)
d.Secret = strings.ToLower(token)
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
}