/// <summary>
/// 数据包验证
/// </summary>
/// <param name="content"></param>
/// <param name="aesKey"></param>
/// <returns></returns>
public static bool ValidateAes(string content, string aesKey, out EncryptionDataModel model)
{
model = null;
try
{
if (!string.IsNullOrEmpty(content))
{
string rawContent = Encryptions.AesDecryption(content, aesKey);
if (!string.IsNullOrEmpty(rawContent))
{
model = JsonConvert.DeserializeObject <EncryptionDataModel>(rawContent);
return(true);
}
}
}
catch
{
}
return(false);
}
/// <summary>
///
/// </summary>
/// <param name="request"></param>
/// <param name="cancellationToken"></param>
/// <returns></returns>
protected async override Task <HttpResponseMessage> SendAsync(HttpRequestMessage request, CancellationToken cancellationToken)
{
//判断请求头
bool isValidRequest = request.Headers.Contains("");
EncryptionDataModel model = null;
if (isValidRequest)
{
#region 白名单验证
if (!ValidateHelper.ValidateWhiteIp(whiteIp))
{
return(await SetResponse(request, ApiStatusCodeEnum.MisMatchedSignature, "Ip受限"));
}
#endregion
#region 验证签名
//加密数据
string requestContent = await request.Content.ReadAsStringAsync();
//api 请求头签名部分
if (!ValidateHelper.ValidateSignatureHeader(request, requestContent, secretKey))
{
//异步方法必须返回类型，不能返回Task<HttpResponseMessage>
return(await SetResponse(request, ApiStatusCodeEnum.MisMatchedSignature, "签名错误"));
}
//api 请求data验证签名部分
if (!ValidateHelper.ValidateAes(requestContent, aesKey, out model))
{
return(await SetResponse(request, ApiStatusCodeEnum.MisMatchedSignature, "数据包签名错误"));
}
#endregion
#region 时间验证
if (!ValidateHelper.ValidateTimeStamp(model.UnixTime, 3))
{
return(await SetResponse(request, ApiStatusCodeEnum.TimeOut, "超时"));
}
#endregion
}
//记录日志用
string controller = request.GetRouteData().Values["controller"].ToString();
string action = request.GetRouteData().Values["action"].ToString();
//请求构造
request.Content = new StringContent(model.AdditionInfo);
request.Content.Headers.ContentType = new System.Net.Http.Headers.MediaTypeHeaderValue("application/json");
HttpResponseMessage httpResponseMessage = await base.SendAsync(request, cancellationToken);
if (!httpResponseMessage.IsSuccessStatusCode)
{
HttpError httpError = null;
if (httpResponseMessage.TryGetContentValue(out httpError))
{
//记录日志
}
var response = new ResponseModel(ApiStatusCodeEnum.InternalError, httpResponseMessage.ReasonPhrase);
httpResponseMessage.Content = new ObjectContent <ResponseModel>(response, new System.Net.Http.Formatting.JsonMediaTypeFormatter());
}
return(httpResponseMessage);
}
