src/Library/NetPro.Sign/SignMiddleware.cs

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using Microsoft.AspNetCore.Builder;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Http.Features;
using Microsoft.Extensions.Caching.Memory;
using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Logging;
using NetPro.ShareRequestBody;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Text.RegularExpressions;
using System.Threading.Tasks;

namespace NetPro.Sign
{
    public static class SignMiddlewareExtensions
    {
        /// <summary>
        /// 全局请求接口签名，只校验/api开头路由
        /// 必须在UseRouting之后
        /// </summary>
        /// <param name="builder"></param>
        /// <returns></returns>
        public static IApplicationBuilder UseGlobalSign(
        this IApplicationBuilder builder)
        {
            var verifySignOption = builder.ApplicationServices.GetService<VerifySignOption>();//(typeof(IConfiguration)) as IConfiguration;

            //if (configuration.GetValue<bool>("VerifySignOption:Disabled", false))
            if (verifySignOption?.Enabled ?? false)
                return builder.UseMiddleware<SignMiddleware>();
            return builder;
        }
    }

    public class SignMiddleware
    {
        private readonly ILogger _logger;
        private readonly RequestDelegate _next;
        private IMemoryCache _memorycache;

        private readonly IConfiguration _configuration;
        public SignMiddleware(RequestDelegate next, IConfiguration configuration,
            ILogger<SignMiddleware> iLogger,
            IMemoryCache memorycache)
        {
            _next = next;
            _configuration = configuration;
            _logger = iLogger;
            _memorycache = memorycache;
        }

        /// <summary>
        /// Post:（从头排序后+body json整体 ）hash
        /// </summary>
        /// <param name="context"></param>
        ///  <param name="requestCacheData"></param>
        /// <returns></returns>