public ResponseModel ShareSessionKeys([FromBody] SessionKeyRequestModel _clientInfo)
{
if (_clientInfo.IsValid())
{
using (SqlProvider sqlOp = new SqlProvider())
using (RSAOperations keyOp = new RSAOperations())
{
KeyModel sessionParameters = sqlOp.GetSessionKeys(new Guid(_clientInfo.SessionId));
if (sessionParameters != null && !string.IsNullOrEmpty(sessionParameters.PrivateKey) && !string.IsNullOrEmpty(sessionParameters.EncKey) && !string.IsNullOrEmpty(sessionParameters.IVKey))
{
string clientPublicKey = string.Empty;
foreach (string chunk in _clientInfo.ClientPublic.Split('≡'))
{
clientPublicKey += keyOp.Decrypt(sessionParameters.PrivateKey, chunk);
}
if (!string.IsNullOrEmpty(clientPublicKey))
{
string encryptedEKey = keyOp.Encrypt(clientPublicKey, sessionParameters.EncKey);
string encryptedIKey = keyOp.Encrypt(clientPublicKey, sessionParameters.IVKey);
return(new ResponseModel()
{
EKey = encryptedEKey, IKey = encryptedIKey
});
}
}
}
}
return(null);
}
public void WriteToOnionFiles(string dir)
{
if (IsPublicOnly)
{
throw new NotSupportedException("Cannot create an onion from a public-only key");
}
RSAOperations.ToOpenSslFile(key, Path.Combine(dir, KeyFilename));
File.WriteAllText(Path.Combine(dir, HostFilename), Onion + Extension + "\n");
}
public ResponseModel CreateSession([FromBody] KeyRequestModel _clientInfo)
{
if (_clientInfo.IsValid())
{
using (SqlProvider sqlOp = new SqlProvider())
using (RSAOperations keyOp = new RSAOperations())
{
string clientId = sqlOp.GetClientId(_clientInfo.ClientSecret);
if (!string.IsNullOrEmpty(clientId))
{
Tuple <string, string> asymmetricKeyPair = keyOp.GetNewKeyPair();
if (!string.IsNullOrEmpty(asymmetricKeyPair.Item1) && !string.IsNullOrEmpty(asymmetricKeyPair.Item2))
{
string sessionEncKey = keyOp.GetSecureRandomString(16);
string sessionIvKey = keyOp.GetSecureRandomString(16);
while (sessionEncKey.Equals(sessionIvKey))
{
sessionIvKey = keyOp.GetSecureRandomString(16);
}
string newSessionId = sqlOp.CreateClientSession(new Guid(clientId), asymmetricKeyPair.Item2, sessionEncKey, sessionIvKey);
if (!string.IsNullOrEmpty(newSessionId))
{
return(new ResponseModel()
{
SessionId = newSessionId, PublicKey = asymmetricKeyPair.Item1
});
}
}
}
}
}
return(null);
}
public static OnionAddress ReadFromOnionFile(string file)
{
RSA pki = RSAOperations.FromOpenSslFile(file);
return(new OnionAddress(pki));
}
public string ToOpenSslString()
{
return(RSAOperations.ToOpenSslString(key));
}
public static OnionAddress FromOpenSslString(string ssl)
{
RSA pki = RSAOperations.FromOpenSslString(ssl);
return(new OnionAddress(pki));
}