1

hutongqing

2025-01-11 9be8d6e3232971246ec6cb2acac1ad4d05798e9b

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
using Microsoft.AspNetCore.Http;
using Microsoft.Extensions.Logging;
using Newtonsoft.Json;
using Org.BouncyCastle.Asn1.Ocsp;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Text.RegularExpressions;
using System.Threading.Tasks;
using WIDESEA_Core.Helper;
using WIDESEA_Core.LogHelper;
 
namespace WIDESEA_Core.Middlewares
{
    /// <summary>
    /// 记录请求和响应数据
    /// </summary>
    public class ApiLogMiddleware
    {
        /// <summary>
        /// 
        /// </summary>
        private readonly RequestDelegate _next;
 
        public ApiLogMiddleware(RequestDelegate next, ILogger<ApiLogMiddleware> logger)
        {
            _next = next;
        }
 
        //todo
        public async Task InvokeAsync(HttpContext context)
        {
            // 过滤，只有接口
            if (context.Request.Path.Value?.Contains("api") ?? false)
            {
                context.Request.EnableBuffering();
                Stream originalBody = context.Response.Body;
                string requestParam = string.Empty;
                string responseParam = string.Empty;
                try
                {
                    (context.RequestServices.GetService(typeof(RequestLogModel)) as RequestLogModel).RequestDate = DateTime.Now;
                    try
                    {
                        // 存储请求数据
                        requestParam = RequestDataLog(context);
                        context.Request.Body.Position = 0;
                    }
                    catch { }
                    using MemoryStream ms = new();
                    context.Response.Body = ms;
 
                    await _next(context);
 
                    try
                    {
                        // 存储响应数据
                        responseParam = ResponseDataLog(context.Response);
                    }
                    catch { }
 
                    ms.Position = 0;
                    await ms.CopyToAsync(originalBody);
                    if (!((context.Request.Path.Value?.Contains("get")) ?? true) && !((context.Request.Path.Value?.Contains("Get")) ?? true) && !((context.Request.Path.Value?.Contains("query")) ?? true) && !((context.Request.Path.Value?.Contains("Query")) ?? true) && !((context.Request.Path.Value?.Contains("DownLoadApp")) ?? true) && !((context.Request.Path.Value?.Contains("downLoadApp")) ?? true) && !((context.Request.Path.Value?.Contains("UploadApp")) ?? true) && !((context.Request.Path.Value?.Contains("uploadApp")) ?? true))
                        Logger.Add(requestParam, responseParam);
                }
                catch (Exception ex)
                {
                    // 记录异常
 
                }
                finally
                {
                    context.Response.Body = originalBody;
                }
            }
            else
            {
                await _next(context);
            }
        }
 
        private string RequestDataLog(HttpContext context)
        {
            var request = context.Request;
            if (request.ContentType?.ToLower() != "multipart/form-data" && request.ContentLength <= 100000)
            {
                var sr = new StreamReader(request.Body);
 
                object obj = new
                {
                    QueryString = request.QueryString.ToString(),
                    BodyData = sr.ReadToEndAsync().Result
                };
 
                string data = JsonConvert.SerializeObject(obj);
 
                request.Body.Position = 0;
 
                return data;
            }
            return "";
        }
 
        private string ResponseDataLog(HttpResponse response)
        {
            if (response.ContentType?.ToLower() != "multipart/form-data" && response.ContentLength <= 100000)
            {
                response.Body.Position = 0;
                using StreamReader stream = new StreamReader(response.Body, leaveOpen: true);
                string body = stream.ReadToEnd();
                response.Body.Position = 0;
                return body;
            }
            return "";
        }
    }
}