Some improvements

modules/generate/generate.go

@@ -70,11 +70,5 @@ func NewSecretKey() (string, error) {
 
 // NewMasterKey generate a new value intended to be used by MASTER_KEY.
 func NewMasterKey() ([]byte, error) {
-	secretBytes := make([]byte, 32)
-	_, err := io.ReadFull(rand.Reader, secretBytes)
-	if err != nil {
-		return nil, err
-	}
-
-	return secretBytes, nil
+	return util.CryptoRandomBytes(32)
 }