static void Main(string[] args)
{
/*
* 1. Сгенерировать ключи
* 2. Скопировать private.key в качестве значения переменной privateKey
* Сгенерировать файл лицензии
*/
string mode = "1";
if (mode == "1")
{
Console.WriteLine("Key generation");
RsaUtils rsa = new RsaUtils();
var privateKey = rsa.GetKeyInformation(true);
var publicKey = rsa.GetKeyInformation(false);
System.IO.File.WriteAllText("private.key", privateKey);
System.IO.File.WriteAllText("public.key", publicKey);
}
else if (mode == "2")
{
Console.WriteLine("License generation");
var validTo = DateTime.Today.AddDays(15);
var privateKey = @"<RSAKeyValue><Modulus>6cDwthHizyN2oy7GVLDJj8BULOyZcNmhT8DUOtnolKl1JXyboMTtYSj8RTItDYuA9erFmjHxfXs77gjx4AZovb5tn/Vuv2WZqtRfGnmFS/BaioHR7rLeHpEQ5Fy/bSZZVCiK0qCJ1fACkb5myKxktHF33t884OgYeIafu8C/+JE=</Modulus><Exponent>AQAB</Exponent><P>9YjXPha1uIGAquhNNfO28+5HPpYoJ25unTsJDy8RB0e6B4shWSrQWoFHGfMvwKVud3bIGhak4M1BDp2oYN/zdw==</P><Q>87eNW6WEmHcZs0ZoVk7UPFBzMbz7PFkRkBFveTEGILDDxPm95JDZoe2xJH7BQCNmDouik81JMWL8pXjQqzkmNw==</Q><DP>5n/0MOF47yED/W3fLgsBcbX7RBIK2Bmf1hMZyhtRTRhU18gRInhC6PP8H6xg4+Vp8tSbvYIMfs2xiVsQOwGCuQ==</DP><DQ>wcYf+00Htt2DLpn9XRoB/w6L+HDkZGAA6cYjFn2W/Kjujo9unutYTjoZTQYHCsLaYxg8pD1lQ4ILlFkRuAGRUw==</DQ><InverseQ>lpU5H7FE5Dq38qXBK3YemSFHs9c56RHJpA+IPWk+vZwJ90RU1y2AcdW+XCYRIoK+gJx6CneSOjaHuwrXHH7r5A==</InverseQ><D>lxdAP99VxF/+2kFsrudKkaFWh2czUw9Ixl00kQmy3QyfjOh7S7KeYTP1w+BH4L5wUAQ9T4rCtkIGnbioZw6defOz9e8yd/S6mwJaC5KUmDRUhewZEd8AFscT+kLekJ4JB+WZbxVJgH1DxW9A2nqxGU5/r+gJv4TmQ8c8M6LDTcU=</D></RSAKeyValue>";
RsaUtils rsa = new RsaUtils();
rsa.SetKeys(privateKey);
var validToStr = validTo.ToString("yyyyMMdd");
var sign = rsa.SignData(validToStr);
System.IO.File.WriteAllText("license.lic", $"{validToStr}{sign}");
}
}
public void TestKeysGeneration()
{
var _rsau = new RsaUtils();
var keys = _rsau.GetKeyInformation(true);
Assert.IsNotNull(keys);
Assert.IsTrue(keys.Length > 0);
var publicKey = _rsau.GetKeyInformation(false);
Assert.IsNotNull(publicKey);
Assert.IsTrue(publicKey.Length < keys.Length);
}
public void TestKeysGeneration()
{
var _rsau = new RsaUtils();
var keys = _rsau.GetKeyInformation(true);
Assert.IsNotNull(keys);
Assert.IsTrue(keys.Length > 0);
var publicKey = _rsau.GetKeyInformation(false);
Assert.IsNotNull(publicKey);
Assert.IsTrue(publicKey.Length < keys.Length);
Console.WriteLine($"Private and public: {keys}");
Console.WriteLine($"Public: {publicKey}");
}
public void TestSetPublicKey()
{
var _rsau = new RsaUtils();
var origKeys = _rsau.GetKeyInformation(false);
var _rsau2 = new RsaUtils();
var origKeys2 = _rsau2.GetKeyInformation(false);
Assert.IsNotNull(origKeys);
Assert.IsNotNull(origKeys2);
Assert.IsFalse(origKeys.Equals(origKeys2));
_rsau2.SetKeys(origKeys);
var origKeys2_2 = _rsau2.GetKeyInformation(false);
Assert.IsNotNull(origKeys2_2);
Assert.IsFalse(origKeys2.Equals(origKeys2_2));
Assert.IsTrue(origKeys.Equals(origKeys2_2));
}
public void TestSignAndCheckWithPublicKey()
{
var message = DateTime.Now.ToString();
//"string to be encrypted";
var _rsau = new RsaUtils();
var signMessage = _rsau.SignData(message);
Assert.IsNotNull(signMessage);
Assert.IsTrue(signMessage.Length > 0);
var _rsau2 = new RsaUtils();
_rsau2.SetKeys(_rsau.GetKeyInformation(false));
var verifyData = _rsau2.CheckSign(message, signMessage);
Assert.IsTrue(verifyData);
}
