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[英]MVC Post request always returns IIS error 500 but works with postman
[英]post poloniex request always returns error
我正在嘗試編寫一個簡單的POST請求(returnBalances),但它總是返回錯誤消息。
無法弄清楚我在做什么錯。
解決了問題。 該代碼現已修復,可以正常工作。
這是代碼:
public String checkBalancesRequest()
{
uint Nonce = requestCounter++;
String Url = "https://poloniex.com/tradingApi";
HttpRequestMessage request = new HttpRequestMessage(HttpMethod.Post, Url);
Dictionary<string,string> body= new Dictionary<string,string>();
body.Add("command", "returnBalances");
body.Add("nonce",Nonce.ToString());
HttpContent cont = new FormUrlEncodedContent(body);
String stringToSign = cont.ReadAsStringAsync().Result;
String signature = SHA512Sign(stringToSign, secretView);
request.Content = cont;
request.Headers.Add("Key", keyView);
request.Headers.Add("Sign", signature);
dynamic result2 = client.SendAsync(request).Result;
String instrs = "";
if (result2.IsSuccessStatusCode) { instrs = result2.Content.ReadAsStringAsync().Result.ToString(); if (instrs == "{\"error\":\"Invalid command.\"}") { instrs = null; } } else { instrs = null; }
return instrs;
}
public static String SHA512Sign(String message, String key)
{
using (MemoryStream stream = new MemoryStream(Encoding.UTF8.GetBytes(message)))
{
var signed = new HMACSHA512(Encoding.UTF8.GetBytes(key)).ComputeHash(stream)
.Aggregate(new StringBuilder(), (sb, b) => sb.AppendFormat("{0:x2}", b), (sb) => sb.ToString());
return signed;
}
}
該代碼現在可以正常使用了。 我添加了HttpContent對象以明確定義請求的主體
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