}

// NewPrivateKey returns a new private key.
var NewPrivateKey = GeneratePrivateKey

// rsaKeySizeFromAlgorithmType takes a known RSA algorithm defined in the kubeadm API
// an returns its key size. For unknown types it returns 0. For an empty type it returns
// the default size of 2048.
func rsaKeySizeFromAlgorithmType(keyType kubeadmapi.EncryptionAlgorithmType) int {
	switch keyType {

		{algorithm: kubeadmapi.EncryptionAlgorithmRSA4096, expectedSize: 4096},
	}
	for _, rt := range tests {
		t.Run(string(rt.algorithm), func(t *testing.T) {
			size := rsaKeySizeFromAlgorithmType(rt.algorithm)
			if size != rt.expectedSize {
				t.Errorf("expected size: %d, got: %d", rt.expectedSize, size)
			}
		})
	}