public async Task <IActionResult> Edit(int id, [Bind("Id,Name")] CertificationResult certificationResult)
{
if (id != certificationResult.Id)
{
return(NotFound());
}
if (ModelState.IsValid)
{
try
{
_context.Update(certificationResult);
await _context.SaveChangesAsync();
}
catch (DbUpdateConcurrencyException)
{
if (!CertificationResultExists(certificationResult.Id))
{
return(NotFound());
}
else
{
throw;
}
}
return(RedirectToAction("Index"));
}
return(View(certificationResult));
}
public async Task <IActionResult> Create([Bind("Id,Name")] CertificationResult certificationResult)
{
if (ModelState.IsValid)
{
_context.Add(certificationResult);
await _context.SaveChangesAsync();
return(RedirectToAction("Index"));
}
return(View(certificationResult));
}
private async Task ClientLoop(CancellationToken token)
{
try
{
while (true)
{
Message message;
try
{
var t = new Task <Message>(() => mes.WaitForMessage(), token);
t.Start();
message = await t;
}
catch (GracefulShutdownException)
{
log.LogInformation("Client disconnected");
Dispose();
return;
}
catch (Exception e)
{
log.LogError(e, "Error during receive, shutting down");
try
{
mes.SendMessage(new Message(Message.MessageType.None, true, e.ToString()));
}
catch { }
Dispose();
return;
}
if (message.IsError)
{
log.LogInformation("Encountered a remote error:\n" + message);
stream.Close();
}
#region user is not authed
if (!IsAuthenticated)
{
switch (message.Type)
{
case Message.MessageType.CertRequest:
if (DoTwoFaCheckIfNeeded(message[0]))
{
if (db.IsValid(message[0], message[1]))
{
CertificationResult result = certificateHandler.Certify(new[] { message[2] as byte[], message[3] as byte[] });
db.SetSerial(message[0], result.SerialNumber, result.ValidUntil, message[4]);
mes.SendMessage(new Message(Message.MessageType.CertSuccess, false, result.Rawdata));
log.LogDebug("Authenticated with a Public Key");
break;
}
}
mes.SendMessage(new Message(Message.MessageType.CertSuccess, true, "Login data not correct"));
log.LogInformation("Failed to authenticate a Public Key");
break;
default:
mes.SendMessage(new Message(Message.MessageType.Sequence, true, "Not authenticated"));
break;
}
}
#endregion
else
{
switch (message.Type)
{
case Message.MessageType.CertRevokeRequest:
db.Deauthenticate();
IsAuthenticated = false;
mes.SendMessage(new Message(Message.MessageType.CertRevokeSuccess));
log.LogInformation("Deauthenticated");
break;
case Message.MessageType.CertRenewRequest:
CertificationResult result = certificateHandler.Certify(new[] { message[0] as byte[], message[1] as byte[] });
db.SetSerial(db.Name, result.SerialNumber, result.ValidUntil, message[2]);
db.RemoveSerial(db.SerialNumber);
mes.SendMessage(new Message(Message.MessageType.CertRenewSuccess, false, result.Rawdata));
log.LogInformation("Certificate renewed");
break;
case Message.MessageType.FileUploadRequest:
(bool, string)returned = await FileHandler.ReceiveFile(message, mes, db);
if (returned.Item1)
{
log.LogInformation("Uploaded a file: ", returned.Item2.Substring(0, 10));
}
else
{
log.LogInformation("Failed to upload a file");
}
break;
case Message.MessageType.FileListRequest:
List <File> fileList = db.GetFiles();
var Fields = new dynamic[1 + fileList.Count];
Fields[0] = fileList.Count;
for (int i = 0; i < fileList.Count; i++)
{
Fields[i + 1] = new Message(Message.MessageType.FileInfo, false, fileList[i].Filename ?? "", fileList[i].Extension ?? "", fileList[i].Identifier, fileList[i].Size, fileList[i].Path ?? "");
}
mes.SendMessage(new Message(Message.MessageType.FileList, false, Fields));
log.LogDebug("Listed files");
break;
case Message.MessageType.ShareListRequest:
List <Share> shareList = db.GetShares(message[0]);
Fields = new dynamic[1 + shareList.Count];
Fields[0] = shareList.Count;
for (int i = 0; i < shareList.Count; i++)
{
Fields[i + 1] = new Message(Message.MessageType.FileInfo, false, shareList[i].Identifier, shareList[i].File.Identifier, shareList[i].FirstView, shareList[i].Public, shareList[i].PublicRegistered, shareList[i].Whitelisted, shareList[i].WhitelistText);
}
mes.SendMessage(new Message(Message.MessageType.FileList, false, Fields));
log.LogDebug("Listed shares for file: " + message[0] as string);
break;
case Message.MessageType.ShareRequest:
string id = db.SetFileShare(
message[0],
message[1] == 1,
message[2] == 1,
message[3] == 1,
message[4] == 1,
(message[5] as string).Split(';', StringSplitOptions.RemoveEmptyEntries)
);
mes.SendMessage(new Message(Message.MessageType.ShareResponse, false, id));
log.LogInformation("Created a share: " + id);
break;
case Message.MessageType.DeleteFile:
string file_identifier = message.Fields[0];
try
{
//delete the file from the fs
FileHandler.DeleteFile(file_identifier);
//delete all database records of it
db.DeleteFile(file_identifier);
mes.SendMessage(new Message(Message.MessageType.DeleteFile, false, ""));
log.LogInformation("Deleted file: " + file_identifier.Substring(0, 10));
}
catch (Exception e)
{
if (e.GetType() != typeof(UnauthorizedAccessException) && e.GetType() != typeof(ArgumentException))
{
log.LogError(e, "Error while deleting file");
}
log.LogWarning("Failed to delete file: " + file_identifier.Substring(0, 10));
mes.SendMessage(new Message(Message.MessageType.DeleteFile, true, "Error deleting"));
}
break;
#region TwoFa
case Message.MessageType.TwoFactorAdd:
if (!db.HasTwoFa())
{
string secret = TwoFactorHandler.CreateSecret();
mes.SendMessage(new Message(Message.MessageType.TwoFactorAdd, false, TwoFactorHandler.GenerateQrCode(db.Name, secret)));
db.SetTwoFactorSecret(secret);
log.LogInformation("Added Two fa");
}
else
{
mes.SendMessage(new Message(Message.MessageType.TwoFactorAdd, true));
log.LogInformation("Two Fa already exists");
}
break;
case Message.MessageType.TwoFactorRemove:
try
{
if (DoTwoFaCheckIfNeeded())
{
db.RemoveTwoFactorSecret();
mes.SendMessage(new Message(Message.MessageType.TwoFactorRemove, false));
}
}
catch (UnauthorizedAccessException e)
{
log.LogError(e, "Error while removing Two Fa");
Dispose();
}
break;
case Message.MessageType.HasTwoFactor:
try
{
if (db.HasTwoFa())
{
//has secret
mes.SendMessage(new Message(Message.MessageType.HasTwoFactor, false, 1));
}
else
{
//no secret
mes.SendMessage(new Message(Message.MessageType.HasTwoFactor, false, 0));
}
}
catch (Exception e)
{
log.LogError(e, "Error while testing if user has TwoFa");
mes.SendMessage(new Message(Message.MessageType.HasTwoFactor, true));
}
break;
#endregion
default:
mes.SendMessage(new Message(Message.MessageType.Sequence, true, "Not expected"));
break;
}
}
}
}
catch (SequenceBreakException e)
{
log.LogError(e, "Sequence break, Shutting down client");
try
{
mes.SendMessage(new Message(Message.MessageType.Sequence, true, e.ToString()));
}
catch { }
Dispose();
}
catch (Exception e)
{
log.LogError(e, "Shutting down client");
try
{
mes.SendMessage(new Message(Message.MessageType.None, true, e.ToString()));
}
catch { }
Dispose();
}
}
