public async Task HandledDepositAsync(SignalBitGoTransfer transferId)
{
transferId.AddToActivityAsJsonTag("bitgo signal");
_logger.LogInformation("Request to handle transfer from BitGo: {transferJson}",
JsonConvert.SerializeObject(transferId));
var(brokerId, assetSymbol) = _assetMapper.BitgoCoinToAsset(transferId.Coin, transferId.WalletId);
if (string.IsNullOrEmpty(brokerId) || string.IsNullOrEmpty(assetSymbol))
{
_logger.LogWarning("Cannot handle BitGo deposit, asset do not found {transferJson}",
JsonConvert.SerializeObject(transferId));
return;
}
var coin = _bitgoCoinReader.Get(BitgoCoinEntity.GeneratePartitionKey(),
BitgoCoinEntity.GenerateRowKey(transferId.Coin));
var transferResp =
await _bitgoClient.Get(coin.IsMainNet)
.GetTransferAsync(transferId.Coin, transferId.WalletId, transferId.TransferId);
var transfer = transferResp.Data;
if (transfer == null)
{
_logger.LogWarning("Cannot handle BitGo deposit, transfer do not found {transferJson}",
JsonConvert.SerializeObject(transferId));
Activity.Current?.SetStatus(Status.Error);
return;
}
transfer.AddToActivityAsJsonTag("bitgo-transfer");
_logger.LogInformation("Transfer from BitGo: {transferJson}", JsonConvert.SerializeObject(transfer));
var requirement = _assetMapper.GetRequiredConfirmations(transfer.Coin);
if (transfer.Confirmations < requirement)
{
_logger.LogError(
$"Transaction do not has enough conformations. Transaction has: {transfer.Confirmations}, requirement: {requirement}");
Activity.Current?.SetStatus(Status.Error);
throw new Exception(
$"Transaction do not has enough conformations. Transaction has: {transfer.Confirmations}, requirement: {requirement}");
}
if (!_assetMapper.IsWalletEnabled(transfer.Coin, transfer.WalletId))
{
_logger.LogError(
"Transfer {transferIdString} from BitGo is skipped, Wallet do not include in enabled wallet list",
transfer.TransferId);
Activity.Current?.SetStatus(Status.Error);
return;
}
foreach (var entryGroup in transfer.Entries
.Where(e => e.Value > 0 && !string.IsNullOrEmpty(e.Label) && e.WalletId == transferId.WalletId &&
(e.Token == null || e.Token == transferId.Coin))
.GroupBy(e => e.Label))
{
var label = entryGroup.Key;
var wallet = _walletMapper.BitgoLabelToWallet(label);
if (wallet == null)
{
_logger.LogWarning("Cannot found wallet for transfer entry with label={label} address={address}",
label, entryGroup.First().Address);
continue;
}
wallet.WalletId.AddToActivityAsTag("walletId");
wallet.ClientId.AddToActivityAsTag("clientId");
var bitgoAmount = entryGroup.Sum(e => e.Value);
var meAmount = _assetMapper.ConvertAmountFromBitgo(transferId.Coin, bitgoAmount);
var accuracy = _assetsDictionary.GetAssetById(new AssetIdentity()
{
Symbol = assetSymbol,
BrokerId = wallet.BrokerId
}).Accuracy;
var roundedAmount = Math.Round(meAmount, accuracy, MidpointRounding.ToNegativeInfinity);
try
{
await using var ctx = DatabaseContext.Create(_dbContextOptionsBuilder);
await ctx.InsertAsync(new DepositEntity
{
BrokerId = wallet.BrokerId,
WalletId = wallet.WalletId,
ClientId = wallet.ClientId,
TransactionId = $"{transfer.TransferId}:{wallet.WalletId}",
Amount = (decimal)roundedAmount,
AssetSymbol = assetSymbol,
Comment =
$"Bitgo transfer [{transferId.Coin}:{transferId.WalletId}] entry label='{label}', count entry={entryGroup.Count()}",
Integration = "BitGo",
Txid = transfer.TxId,
Status = DepositStatus.New,
EventDate = DateTime.UtcNow,
UpdateDate = DateTime.UtcNow,
FeeAmount = 0,
FeeAssetSymbol = assetSymbol,
CardLast4 = string.Empty
});
}
catch (Exception e)
{
Console.WriteLine(e);
throw;
}
}
_logger.LogInformation("Deposit request from BitGo {transferIdString} is handled", transfer.TransferId);
}
public async Task <SendTransactionResponse> SignAndSendTransactionAsync(SendTransactionRequest request)
{
_logger.LogInformation("Transfer Request: {jsonText}", JsonConvert.SerializeObject(request));
try
{
var client = _bitGoClientService.GetByUser(request.BrokerId, BitGoUserNoSqlEntity.TechSignerId, request.BitgoCoin);
if (client == null)
{
throw new Exception($"Tech account is not configured, id = {BitGoUserNoSqlEntity.TechSignerId}, coin = {request.BitgoCoin}");
}
var wallet = _myNoSqlServerWalletDataReader.Get(
BitGoWalletNoSqlEntity.GeneratePartitionKey(request.BrokerId),
BitGoWalletNoSqlEntity.GenerateRowKey(request.BitgoWalletId));
if (string.IsNullOrEmpty(wallet?.Wallet?.ApiKey))
{
_logger.LogError("Cannot find pass phase for wallet {bitgoWalletIdText}", request.BitgoWalletId);
throw new Exception($"Cannot find pass phase for wallet {request.BitgoWalletId}");
}
var walletPass = _encryptionService.Decrypt(wallet.Wallet.ApiKey);
var result = await client.SendCoinsAsync(request.BitgoCoin, request.BitgoWalletId,
walletPass, request.SequenceId,
request.Amount, request.Address);
if (!result.Success)
{
switch (result.Error.Code)
{
case "DuplicateSequenceIdError":
{
var transaction = await client.GetTransferBySequenceIdAsync(request.BitgoCoin,
request.BitgoWalletId, request.SequenceId);
if (!transaction.Success || transaction.Data == null)
{
_logger.LogError("Transfer is Duplicate, but cannot found transaction: {jsonText}",
JsonConvert.SerializeObject(transaction.Error));
return(new SendTransactionResponse()
{
Error = result.Error
});
}
_logger.LogInformation("Transfer is Duplicate, Result: {jsonText}",
JsonConvert.SerializeObject(transaction.Data));
return(new SendTransactionResponse()
{
DuplicateTransaction = transaction.Data
});
}
case "needs unlock":
await _sessionPublisher.PublishAsync(new SignalBitGoSessionStateUpdate()
{
State = BitGoSessionState.Locked
});
return(new SendTransactionResponse()
{
Error =
{
Code = "needs unlock",
ErrorMessage = "Session is locked"
}
});
}
}
if (!result.Success)
{
_logger.LogError("Transfer Result: {jsonText}", JsonConvert.SerializeObject(result.Error));
return(new SendTransactionResponse()
{
Error = result.Error
});
}
await AddVolumeToApiKey(request.BrokerId, _encryptionService.GetSha256Hash(wallet.Wallet.ApiKey),
request.BitgoCoin,
_assetMapper.ConvertAmountFromBitgo(request.BitgoCoin, long.Parse(request.Amount)));
_logger.LogInformation("Transfer Result: {jsonText}", JsonConvert.SerializeObject(result.Data));
return(new SendTransactionResponse()
{
Result = result.Data
});
}
catch (Exception ex)
{
_logger.LogError(ex, "Transfer Request ERROR: {jsonText}. Error: {message}",
JsonConvert.SerializeObject(request), ex.Message);
throw;
}
}
public async Task <GetBitGoWalletLimitsResponse> GetSpendingLimitsAsync(GetBitGoWalletLimitsRequest request)
{
try
{
var(coin, wallet) = _assetMapper.AssetToBitgoCoinAndWallet(request.BrokerId, request.AssetId);
var client = _bitGoClientService.GetByUser(request.BrokerId, BitGoUserNoSqlEntity.TechSignerId, coin);
if (client == null)
{
return(new GetBitGoWalletLimitsResponse
{
Success = false,
Error = $"Tech account is not configured, id = {BitGoUserNoSqlEntity.TechSignerId}, coin = {coin}"
});
}
var result = await client.GetSpendingLimitsForWalletAsync(coin, wallet);
if (!result.Success)
{
_logger.LogInformation(
$"Unable to get spending limits: {JsonConvert.SerializeObject(result.Error)}");
return(new GetBitGoWalletLimitsResponse
{
Success = false,
Error = result.Error.Message
});
}
var limit = new SpendingLimit
{
AssetId = request.AssetId,
BitgoCoin = coin
};
foreach (var spendingLimit in result.Data.Limits)
{
if (spendingLimit.Coin == coin)
{
switch (spendingLimit.TimeWindow)
{
case "0":
limit.TransactionLimit =
_assetMapper.ConvertAmountFromBitgo(coin, decimal.Parse(spendingLimit.LimitAmountString));
break;
case "3600":
limit.HourlyLimit =
_assetMapper.ConvertAmountFromBitgo(coin, decimal.Parse(spendingLimit.LimitAmountString));
limit.HourlySpent =
_assetMapper.ConvertAmountFromBitgo(coin, decimal.Parse(spendingLimit.AmountSpentString));
break;
case "86400":
limit.DailyLimit =
_assetMapper.ConvertAmountFromBitgo(coin, decimal.Parse(spendingLimit.LimitAmountString));
limit.DailySpent =
_assetMapper.ConvertAmountFromBitgo(coin, decimal.Parse(spendingLimit.AmountSpentString));
break;
}
}
}
return(new GetBitGoWalletLimitsResponse
{
Success = true,
Limit = limit
});
}
catch (Exception ex)
{
_logger.LogError(ex, "GetSpendingLimitsAsync request error: {message}", ex.Message);
throw;
}
}