mirror of
https://github.com/anjoy8/Blog.Core.git
synced 2024-09-20 23:48:27 +08:00
a338c56e7a
1.处理掉中间件过度try catch 吞掉异常,建议直接往上抛不要过度try 2.优雅处理HttpResponse读取问题,原生[HttpResponseStream]实际上只是个包装类,内部包装了[HttpResponsePipeWriter]来进行写入响应数据,由此封装一个[FluentHttpResponseStream],内部扩展使用[MemoryStream]来读取
291 lines
9.7 KiB
C#
291 lines
9.7 KiB
C#
using Blog.Core.Common;
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using Blog.Core.Common.LogHelper;
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using Blog.Core.Hubs;
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using Castle.DynamicProxy;
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using Microsoft.AspNetCore.Http;
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using Microsoft.AspNetCore.SignalR;
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using Newtonsoft.Json;
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using StackExchange.Profiling;
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using System;
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using System.Linq;
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using System.Reflection;
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using System.Threading.Tasks;
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namespace Blog.Core.AOP
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{
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/// <summary>
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/// 拦截器BlogLogAOP 继承IInterceptor接口
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/// </summary>
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public class BlogLogAOP : IInterceptor
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{
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private readonly IHubContext<ChatHub> _hubContext;
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private readonly IHttpContextAccessor _accessor;
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public BlogLogAOP(IHubContext<ChatHub> hubContext, IHttpContextAccessor accessor)
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{
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_hubContext = hubContext;
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_accessor = accessor;
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}
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/// <summary>
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/// 实例化IInterceptor唯一方法
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/// </summary>
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/// <param name="invocation">包含被拦截方法的信息</param>
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public void Intercept(IInvocation invocation)
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{
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string UserName = _accessor.HttpContext?.User?.Identity?.Name;
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string json;
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try
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{
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json = JsonConvert.SerializeObject(invocation.Arguments);
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}
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catch (Exception ex)
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{
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json = "无法序列化，可能是兰姆达表达式等原因造成，按照框架优化代码" + ex.ToString();
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}
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DateTime startTime = DateTime.Now;
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AOPLogInfo apiLogAopInfo = new AOPLogInfo
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{
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RequestTime = startTime.ToString("yyyy-MM-dd hh:mm:ss fff"),
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OpUserName = UserName,
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RequestMethodName = invocation.Method.Name,
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RequestParamsName = string.Join(", ", invocation.Arguments.Select(a => (a ?? "").ToString()).ToArray()),
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ResponseJsonData = json
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};
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//测试异常记录
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//Convert.ToDateTime(DateTime.Now.ToString("yyyy-MM-dd hh:mm:ss fff"));
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//记录被拦截方法信息的日志信息
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//var dataIntercept = "" +
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// $"【当前操作用户】：{ UserName} \r\n" +
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// $"【当前执行方法】：{ invocation.Method.Name} \r\n" +
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// $"【携带的参数有】： {string.Join(", ", invocation.Arguments.Select(a => (a ?? "").ToString()).ToArray())} \r\n";
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try
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{
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MiniProfiler.Current.Step($"执行Service方法：{invocation.Method.Name}() -> ");
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//在被拦截的方法执行完毕后 继续执行当前方法，注意是被拦截的是异步的
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invocation.Proceed();
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// 异步获取异常，先执行
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if (IsAsyncMethod(invocation.Method))
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{
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#region 方案一
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//Wait task execution and modify return value
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if (invocation.Method.ReturnType == typeof(Task))
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{
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invocation.ReturnValue = InternalAsyncHelper.AwaitTaskWithPostActionAndFinally(
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(Task) invocation.ReturnValue,
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async () => await SuccessAction(invocation, apiLogAopInfo, startTime), /*成功时执行*/
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ex =>
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{
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LogEx(ex, apiLogAopInfo);
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});
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}
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//Task<TResult>
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else
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{
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invocation.ReturnValue = InternalAsyncHelper.CallAwaitTaskWithPostActionAndFinallyAndGetResult(
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invocation.Method.ReturnType.GenericTypeArguments[0],
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invocation.ReturnValue,
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//async () => await SuccessAction(invocation, dataIntercept),/*成功时执行*/
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async (o) => await SuccessAction(invocation, apiLogAopInfo, startTime, o), /*成功时执行*/
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ex =>
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{
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LogEx(ex, apiLogAopInfo);
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});
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}
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#endregion
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// 如果方案一不行，试试这个方案
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//#region 方案二
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//var type = invocation.Method.ReturnType;
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//var resultProperty = type.GetProperty("Result");
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//DateTime endTime = DateTime.Now;
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//string ResponseTime = (endTime - startTime).Milliseconds.ToString();
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//apiLogAopInfo.ResponseTime = endTime.ToString("yyyy-MM-dd hh:mm:ss fff");
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//apiLogAopInfo.ResponseIntervalTime = ResponseTime + "ms";
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//apiLogAopInfo.ResponseJsonData = JsonConvert.SerializeObject(resultProperty.GetValue(invocation.ReturnValue));
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////dataIntercept += ($"【响应时间】：{ResponseTime}ms\r\n");
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////dataIntercept += ($"【执行完成时间】：{endTime.ToString("yyyy-MM-dd hh:mm:ss fff")}\r\n");
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////dataIntercept += ($"【执行完成结果】：{JsonConvert.SerializeObject(resultProperty.GetValue(invocation.ReturnValue))}\r\n");
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//Parallel.For(0, 1, e =>
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//{
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// //LogLock.OutLogAOP("AOPLog", new string[] { dataIntercept });
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// LogLock.OutLogAOP("AOPLog", new string[] { apiLogAopInfo.GetType().ToString() + " - ResponseJsonDataType:" + type, JsonConvert.SerializeObject(apiLogAopInfo) });
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//});
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//#endregion
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}
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else
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{
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// 同步1
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string jsonResult;
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try
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{
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jsonResult = JsonConvert.SerializeObject(invocation.ReturnValue);
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}
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catch (Exception ex)
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{
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jsonResult = "无法序列化，可能是兰姆达表达式等原因造成，按照框架优化代码" + ex.ToString();
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}
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var type = invocation.Method.ReturnType;
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var resultProperty = type.GetProperty("Result");
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DateTime endTime = DateTime.Now;
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string ResponseTime = (endTime - startTime).Milliseconds.ToString();
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apiLogAopInfo.ResponseTime = endTime.ToString("yyyy-MM-dd hh:mm:ss fff");
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apiLogAopInfo.ResponseIntervalTime = ResponseTime + "ms";
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//apiLogAopInfo.ResponseJsonData = JsonConvert.SerializeObject(resultProperty.GetValue(invocation.ReturnValue));
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apiLogAopInfo.ResponseJsonData = jsonResult;
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//dataIntercept += ($"【执行完成结果】：{jsonResult}");
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Parallel.For(0, 1, e =>
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{
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//LogLock.OutLogAOP("AOPLog", new string[] { dataIntercept });
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LogLock.OutLogAOP("AOPLog", _accessor.HttpContext?.TraceIdentifier,
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new string[] {apiLogAopInfo.GetType().ToString(), JsonConvert.SerializeObject(apiLogAopInfo)});
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});
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}
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}
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catch (Exception ex) // 同步2
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{
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LogEx(ex, apiLogAopInfo);
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throw;
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}
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if (AppSettings.app(new string[] {"Middleware", "SignalRSendLog", "Enabled"}).ObjToBool())
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{
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_hubContext.Clients.All.SendAsync("ReceiveUpdate", LogLock.GetLogData()).Wait();
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}
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}
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private async Task SuccessAction(IInvocation invocation, AOPLogInfo apiLogAopInfo, DateTime startTime, object o = null)
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{
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//invocation.ReturnValue = o;
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//var type = invocation.Method.ReturnType;
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//if (typeof(Task).IsAssignableFrom(type))
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//{
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// //var resultProperty = type.GetProperty("Result");
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// //类型错误 都可以不要invocation参数，直接将o系列化保存到日记中
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// dataIntercept += ($"【执行完成结果】：{JsonConvert.SerializeObject(invocation.ReturnValue)}");
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//}
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//else
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//{
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// dataIntercept += ($"【执行完成结果】：{invocation.ReturnValue}");
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//}
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DateTime endTime = DateTime.Now;
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string ResponseTime = (endTime - startTime).Milliseconds.ToString();
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apiLogAopInfo.ResponseTime = endTime.ToString("yyyy-MM-dd hh:mm:ss fff");
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apiLogAopInfo.ResponseIntervalTime = ResponseTime + "ms";
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apiLogAopInfo.ResponseJsonData = JsonConvert.SerializeObject(o);
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await Task.Run(() =>
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{
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Parallel.For(0, 1, e =>
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{
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//LogLock.OutSql2Log("AOPLog", new string[] { JsonConvert.SerializeObject(apiLogAopInfo) });
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LogLock.OutLogAOP("AOPLog", _accessor.HttpContext?.TraceIdentifier,
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new string[] {apiLogAopInfo.GetType().ToString(), JsonConvert.SerializeObject(apiLogAopInfo)});
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});
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});
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}
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private void LogEx(Exception ex, AOPLogInfo dataIntercept)
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{
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if (ex != null)
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{
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//执行的 service 中，收录异常
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MiniProfiler.Current.CustomTiming("Errors：", ex.Message);
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//执行的 service 中，捕获异常
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//dataIntercept += ($"【执行完成结果】：方法中出现异常：{ex.Message + ex.InnerException}\r\n");
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AOPLogExInfo apiLogAopExInfo = new AOPLogExInfo
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{
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ExMessage = ex.Message,
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InnerException = "InnerException-内部异常:\r\n" + (ex.InnerException == null ? "" : ex.InnerException.InnerException.ToString()) +
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("\r\nStackTrace-堆栈跟踪:\r\n") + (ex.StackTrace == null ? "" : ex.StackTrace.ToString()),
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ApiLogAopInfo = dataIntercept
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};
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// 异常日志里有详细的堆栈信息
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Parallel.For(0, 1, e =>
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{
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//LogLock.OutLogAOP("AOPLogEx", new string[] { dataIntercept });
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LogLock.OutLogAOP("AOPLogEx", _accessor.HttpContext?.TraceIdentifier,
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new string[] {apiLogAopExInfo.GetType().ToString(), JsonConvert.SerializeObject(apiLogAopExInfo)});
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});
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}
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}
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public static bool IsAsyncMethod(MethodInfo method)
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{
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return (
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method.ReturnType == typeof(Task) ||
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(method.ReturnType.IsGenericType && method.ReturnType.GetGenericTypeDefinition() == typeof(Task<>))
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);
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}
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}
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internal static class InternalAsyncHelper
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{
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public static async Task AwaitTaskWithPostActionAndFinally(Task actualReturnValue, Func<Task> postAction, Action<Exception> finalAction)
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{
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Exception exception = null;
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try
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{
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await actualReturnValue;
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await postAction();
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}
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catch (Exception ex)
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{
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exception = ex;
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}
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finally
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{
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finalAction(exception);
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}
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}
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public static async Task<T> AwaitTaskWithPostActionAndFinallyAndGetResult<T>(Task<T> actualReturnValue, Func<object, Task> postAction,
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Action<Exception> finalAction)
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{
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Exception exception = null;
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try
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{
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var result = await actualReturnValue;
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await postAction(result);
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return result;
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}
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catch (Exception ex)
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{
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exception = ex;
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throw;
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}
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finally
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{
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finalAction(exception);
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}
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}
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public static object CallAwaitTaskWithPostActionAndFinallyAndGetResult(Type taskReturnType, object actualReturnValue,
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Func<object, Task> action, Action<Exception> finalAction)
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{
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return typeof(InternalAsyncHelper)
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.GetMethod("AwaitTaskWithPostActionAndFinallyAndGetResult", BindingFlags.Public | BindingFlags.Static)
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.MakeGenericMethod(taskReturnType)
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.Invoke(null, new object[] {actualReturnValue, action, finalAction});
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}
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}
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} |