private static void WriteLog(HttpMiddlewareModel model)
{
if (!model.Request.Url.Contains("swagger") && !model.Request.Url.Contains("html"))
{
_logger.LogDebug("============================================================================");
_logger.LogDebug($"Start：{model.ExecuteStart}");
_logger.LogDebug($"Url：{model.Request.Url}");
_logger.LogDebug($"Header：");
_logger.LogDebug($"{string.Join("\r\n ", model.Request.Header.ToArray())}");
_logger.LogDebug($"Request：{model.Request.Param}");
_logger.LogDebug($"Response：");
_logger.LogDebug($"{JsonConvert.SerializeObject(model.Response)}");
_logger.LogDebug($"End：{model.ExecuteEnd}");
_logger.LogDebug($"ElapsedTime：{model.ElapsedTime}");
_logger.LogDebug("============================================================================");
}
}
/// <summary>
/// 拦截请求参数打印日志
/// </summary>
/// <param name="context"></param>
/// <returns></returns>
public async Task Invoke(HttpContext context)
{
_stopwatch.Restart();
var request = context.Request;
if (request.Path.Value.Contains("upload") || request.Path.Value.EndsWith(".dll"))
{
await _next(context);
}
else
{
var model = new HttpMiddlewareModel()
{
};
model.Request = new RequestBody();
model.ExecuteStart = DateTimeOffset.Now.ToString("yyyy-MM-dd HH:mm:ss.fff");
model.Request.Url = request.Path.ToString();
model.Request.Header = request.Headers.ToDictionary(x => x.Key, v => string.Join(";", v.Value.ToList()));
model.Request.Method = request.Method;
try
{
// 获取请求body内容
if (request.Method.ToLower().Equals("post"))
{
// 启用倒带功能，就可以让 Request.Body 可以再次读取
request.EnableBuffering();
Stream stream = request.Body;
byte[] buffer = new byte[request.ContentLength.Value];
await stream.ReadAsync(buffer, 0, buffer.Length);
model.Request.Param = Encoding.Default.GetString(buffer);
request.Body.Position = 0;
}
else if (request.Method.ToLower().Equals("get"))
{
model.Request.Param = request.QueryString.Value;
}
//// 获取Response.Body内容
var originalBodyStream = context.Response.Body;
await using var responseBody = new MemoryStream();
context.Response.Body = responseBody;
try
{
await _next(context);
}
catch (Exception ex)
{
await HandleExceptionAsync(context, ex);
}
model.Response = await GetResponse(context.Response);
model.ExecuteEnd = DateTimeOffset.Now.ToString("yyyy-MM-dd HH:mm:ss.fff");
await responseBody.CopyToAsync(originalBodyStream);
}
catch (Exception ex)
{
await HandleExceptionAsync(context, ex);
}
// 响应完成记录时间和存入日志
context.Response.OnCompleted(() =>
{
_stopwatch.Stop();
model.ElapsedTime = $"{_stopwatch.ElapsedMilliseconds }ms";
WriteLog(model);
return(Task.CompletedTask);
});
}
}
