static void Main(string[] args)
{
IPEndPoint point = new IPEndPoint(IPAddress.Parse(ip), port);
Socket serverSocket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
TlsServerManager serverManager = new TlsServerManager();
RsaManager rsaManager = new RsaManager();
serverSocket.Bind(point);
try
{
Console.WriteLine("Server is listeting");
serverSocket.Listen(1);
using (var socketHandler = serverSocket.Accept())
{
Console.WriteLine("Connected!");
byte[] buffer = new byte[256];
StringBuilder builder = new StringBuilder();
string serverHello = serverManager.GetConnectMessage();
buffer = Encoding.Unicode.GetBytes(serverHello);
socketHandler.Send(buffer);
do
{
int bytes = socketHandler.Receive(buffer);
builder.Append(Encoding.Unicode.GetString(buffer, 0, bytes));
} while (socketHandler.Available > 0);
string clientHello = builder.ToString();
serverManager.SetClientPublicKey(serverManager.ParseConnectAnswer(clientHello));
string message;
bool isSuccess;
while (true)
{
Console.Write($"{DateTime.Now} You: ");
message = Console.ReadLine();
socketHandler.Send(SerializateMessage(message, serverManager, rsaManager));
while (socketHandler.Available == 0)
{
Thread.Sleep(100);
}
buffer = new byte[socketHandler.Available];
socketHandler.Receive(buffer);
string answer = DeserializateMessage(buffer, serverManager, rsaManager, out isSuccess);
if (isSuccess)
{
Console.WriteLine($"{DateTime.Now} Client: {answer}");
}
}
}
}
catch (Exception e)
{
Console.WriteLine(e);
}
}
public void ParseConnectManager_GetNumber_ReturnTrue()
{
string answer = (new Random()).Next(0, int.MaxValue).ToString();
TlsServerManager manager = new TlsServerManager();
Assert.AreEqual(answer, manager.ParseConnectAnswer(answer));
}
public void CompleteTest_EncryptAndDecryptMessage_ReturnTrue()
{
string message = RandomString((new Random()).Next(10, 1000));
TlsServerManager serverManager = new TlsServerManager();
string connectMessage = serverManager.GetConnectMessage();
TlsClientManager clientManager = new TlsClientManager();
clientManager.ParseSetConnectMessage(connectMessage);
var answer = serverManager.ParseConnectAnswer(clientManager.GetConnectAnswer());
serverManager.SetClientPublicKey(answer);
var IV = new byte[16];
byte[] hashSum = null;
bool isSuccess;
var encryptManag = serverManager.EncryptMessage(message, out IV, out hashSum);
string result = clientManager.DecryptMessage(encryptManag, IV, hashSum, out isSuccess);
Assert.IsTrue(isSuccess);
}
public void TestSerialization()
{
string message = RandomString((new Random()).Next(10, 1000));
TlsServerManager serverManager = new TlsServerManager();
string connectMessage = serverManager.GetConnectMessage();
TlsClientManager clientManager = new TlsClientManager();
clientManager.ParseSetConnectMessage(connectMessage);
var answer = serverManager.ParseConnectAnswer(clientManager.GetConnectAnswer());
clientManager.ClearData();
serverManager.SetClientPublicKey(answer);
RsaManager rsaManager = new RsaManager();
byte[] resultSerialize = Server.Program.SerializateMessage(message, serverManager, rsaManager);
bool isSuccess;
string resultString = Server.Program.DeserializateMessage(resultSerialize, serverManager, rsaManager, out isSuccess);
Assert.AreEqual(message, resultString);
}
