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Fix potential DDOS on get rate

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nicolas.dorier
2018-07-30 22:45:28 +09:00
parent 3b3a18bbbc
commit 6401af00fe
1 changed files with 5 additions and 5 deletions
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10
BTCPayServer/Controllers/RateController.cs
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@@ -120,19 +120,19 @@ namespace BTCPayServer.Controllers
{
currencyPairs = "";
var supportedMethods = store.GetSupportedPaymentMethods(_NetworkProvider);
var currencyCodes = supportedMethods.Where(method => !string.IsNullOrEmpty(method.PaymentId.CryptoCode))
.Select(method => method.PaymentId.CryptoCode).Distinct();
var currencyCodes = supportedMethods.Select(method => method.PaymentId.CryptoCode).Distinct();
var defaultCrypto = store.GetDefaultCrypto(_NetworkProvider);
StringBuilder currencyPairsBuilder = new StringBuilder();
foreach (var currencyCode in currencyCodes)
{
if (!string.IsNullOrEmpty(currencyPairs))
{
currencyPairs += ",";
currencyPairsBuilder.Append(",");
}
currencyPairs += $"{defaultCrypto}_{currencyCode}";
currencyPairsBuilder.Append($"{defaultCrypto}_{currencyCode}");
}
currencyPairs = currencyPairsBuilder.ToString();
if (string.IsNullOrEmpty(currencyPairs))
{