优化:

1.增加全站api 文本日志记录,后期可扩展日志记录到ES等搜索器中
2.禁用.net自动模态验证 , 采用系统全局异常捕获机制,增加友好提示

Infrastructure/Middleware/RequestResponseLoggingMiddleware.cs

@@ -0,0 +1,150 @@
+using System;
+using System.Collections.Generic;
+using System.Diagnostics;
+using System.IO;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Microsoft.AspNetCore.Http;
+using Microsoft.Extensions.Logging;
+
+namespace Infrastructure.Middleware
+{
+    /// <summary>
+    /// 请求与返回中间件
+    /// </summary>
+    public class RequestResponseLoggingMiddleware
+    {
+        private readonly RequestDelegate _next;
+        private readonly ILogger<RequestResponseLoggingMiddleware> _log;
+
+        /// <summary>
+        /// 
+        /// </summary> 
+        public RequestResponseLoggingMiddleware(RequestDelegate next, ILogger<RequestResponseLoggingMiddleware> log)
+        {
+            _next = next;
+            _log = log;
+        }
+
+        /// <summary>
+        /// 
+        /// </summary>
+        /// <param name="context"></param>
+        /// <returns></returns>
+        public async Task Invoke(HttpContext context)
+        {
+            #region 这里可以加入正则验证context.Path。 过滤不需要记录日志的api
+
+            var path = context.Request.Path.ToString().ToLower();
+
+            if (path.Contains("/index") || path.Contains("/check") ||
+                path.Contains("/swagger") || path.Contains("/getsysdatas") || path.Contains("/load"))
+            {
+                await CatchNext(context);
+                return;
+            }
+
+            #endregion
+
+            // 启用耗时 日志记录
+            var stopwatch = new Stopwatch();
+            stopwatch.Start();
+            var logData = new Dictionary<string, object>();
+            var request = context.Request;
+            logData.Add("request.url", request.Path.ToString());
+            logData.Add("request.headers",
+                request.Headers.ToDictionary(x => x.Key, v => string.Join(";", v.Value.ToList())));
+            logData.Add("request.method", request.Method);
+            logData.Add("request.executeStartTime", DateTimeOffset.Now.ToString("yyyy-MM-dd HH:mm:ss.fff"));
+            //追踪实别器
+            logData.Add("traceIdentifier", context.TraceIdentifier);
+            // 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();
+                // 文件上传 记录文件信息
+                if (path.Contains("/upload"))
+                {
+                    var content = string.Join(",", request.Form.Files.Select(item => item.FileName));
+                    logData.Add("request.body", $"收到上传文件:{content}");
+                }
+                else
+                {
+                    var sr = new StreamReader(request.Body, Encoding.UTF8);
+                    //string content = sr.ReadToEnd();  //.Net Core 3.0 默认不再支持
+                    var content = sr.ReadToEndAsync().Result;
+                    logData.Add("request.body", content);
+                    request.Body.Position = 0;
+                }
+            }
+            else if (request.Method.ToLower().Equals("get"))
+            {
+                logData.Add("request.body", request.QueryString.Value);
+            }
+
+            // 获取Response.Body内容
+            var originalBodyStream = context.Response.Body;
+            using (var responseBody = new MemoryStream())
+            {
+                context.Response.Body = responseBody;
+                await CatchNext(context);
+                if (!logData.ContainsKey("response.body"))
+                {
+                    logData.Add("response.body", await GetResponse(context.Response));
+                }
+
+                logData.Add("response.executeEndTime", DateTimeOffset.Now.ToString("yyyy-MM-dd HH:mm:ss.fff"));
+                logData.Add("response.statusCode", context.Response.StatusCode);
+                await responseBody.CopyToAsync(originalBodyStream);
+            }
+
+            // 响应完成记录时间和存入日志
+            context.Response.OnCompleted(() =>
+            {
+                try
+                {
+                    stopwatch.Stop();
+                    logData.Add("elapsedTime", stopwatch.ElapsedMilliseconds + "ms");
+                    var json = JsonHelper.Instance.Serialize(logData);
+                    _log.LogInformation(json);
+                    return Task.CompletedTask;
+                }
+                catch (Exception ex)
+                {
+                    return Task.FromException(ex);
+                }
+            });
+        }
+
+        private async Task CatchNext(HttpContext context)
+        {
+            try
+            {
+                await _next(context);
+            }
+            catch (Exception ex)
+            {
+                _log.LogError(ex, "系统错误日志,管道捕获");
+                context.Response.StatusCode = 200;
+                context.Response.ContentType = "application/json; charset=utf-8";
+                var result = new { code = 500, message = ex.Message ?? "系统错误,请稍后再试" };
+                await context.Response.WriteAsync(JsonHelper.Instance.Serialize(result));
+            }
+        }
+
+        /// <summary>
+        /// 获取响应内容
+        /// </summary>
+        /// <param name="response"></param>
+        /// <returns></returns>
+        private static async Task<string> GetResponse(HttpResponse response)
+        {
+            response.Body.Seek(0, SeekOrigin.Begin);
+            var text = await new StreamReader(response.Body).ReadToEndAsync();
+            response.Body.Seek(0, SeekOrigin.Begin);
+            return text;
+        }
+    }
+}