public async Task ValidateCryptoHandshake()
{
var server = new WsServer();
var serverKey = CryptoExtensions.GenerateKey();
var clientKey = CryptoExtensions.GenerateKey();
ECPoint serverPub, clientPub = new ECPoint();
await server.StartAsync(new IPEndPoint(IPAddress.Loopback, 0), async stream =>
{
clientPub = await stream.EncryptAsync(serverKey);
});
await Task.Delay(500);
// start client
var client = new WsClient();
var conn = await client.ConnectAsync(new Uri($"ws://" + server.ListeningAddresses[0].Substring(7)));
serverPub = await conn.EncryptAsync(clientKey);
await Task.Delay(500);
Assert.Equal(serverKey.Q.X, serverPub.X);
Assert.Equal(clientKey.Q.X, clientPub.X);
server.Dispose();
client.Dispose();
}
public async Task Test()
{
// create the server
var server = new WsServer();
var serverKey = CryptoExtensions.GenerateKey();
var clientKey = CryptoExtensions.GenerateKey();
Console.WriteLine($"Server key is: [{serverKey.Q.GetFingerprintString()}]");
Console.WriteLine($"Client key is: [{clientKey.Q.GetFingerprintString()}]");
await server.StartAsync(new IPEndPoint(IPAddress.Any, 8080), async stream =>
{
// encrypt
// called when a client connects
var br = new BinaryWriter(stream);
var ct = Encoding.ASCII.GetBytes($"Hello from Server! {DateTime.Now}");
br.Write(ct.Length);
br.Write(ct);
var res = await stream.EncryptAsync(serverKey);
Console.WriteLine($"Client connected with fingerprint of [{res.GetFingerprintString()}]");
while (stream.Connected)
{
var bytes = Encoding.ASCII.GetBytes($"Hello from Server! {DateTime.Now}");
br.Write(bytes.Length);
br.Write(bytes);
await Task.Delay(1000);
}
await stream.CloseAsync();
});
// start client
var client = new WsClient();
var connection = await client.ConnectAsync(new Uri("ws://localhost:8080"));
// measure client data
// read data
var binReader = new BinaryReader(connection);
int e = binReader.ReadInt32();
var g = binReader.ReadBytes(e);
Console.WriteLine(Encoding.ASCII.GetString(g));
var serverRes = await connection.EncryptAsync(clientKey);
Console.WriteLine($"Connected to server with fingerprint of [{serverRes.GetFingerprintString()}]");
for (int i = 0; i < 100; i++)
{
int b = binReader.ReadInt32();
var bytesRead = binReader.ReadBytes(b);
Console.WriteLine(Encoding.ASCII.GetString(bytesRead));
}
// cleanup
client.Dispose();
server.Dispose();
}
public void Decode_AfterEncode_ReturnsOriginalValue()
{
var original = "ZWNBAgL5cLH6UaDs";
var key = CryptoExtensions.GenerateKey();
var encoded = original.Encode(key);
var decoded = encoded.Decode(key);
encoded.Should().NotBe(decoded).And.Should().NotBe(original);
decoded.Should().Be(original);
}