身份验证扩展

using Microsoft.AspNetCore.Authentication.JwtBearer;
using Microsoft.IdentityModel.Tokens;
using System.Text;

public static class AuthenticationExtensions
{
    public static IServiceCollection AddCustomJwtAuthentication(this IServiceCollection services, IConfiguration configuration)
    {
        services.AddAuthentication(options =>
        {
            options.DefaultAuthenticateScheme = JwtBearerDefaults.AuthenticationScheme;
            options.DefaultChallengeScheme = JwtBearerDefaults.AuthenticationScheme;
        }).AddJwtBearer(options =>
        {
            options.TokenValidationParameters = new TokenValidationParameters
            {
                ValidateIssuer = false,
                ValidateAudience = false,
                ValidateLifetime = true,
                ValidateIssuerSigningKey = true,
                ValidIssuer = configuration.GetValue<string>("Jwt:Issuer"),
                ValidAudience = configuration.GetValue<string>("Jwt:Audience"),
                IssuerSigningKey = new SymmetricSecurityKey(Encoding.UTF8.GetBytes(configuration.GetValue<string>("Jwt:Key")))
            };
        });

        return services;
    }
}

"Jwt": {
  "Key": "abcdefgh12345678abcdefgh12345678", //加密密钥
  "Issuer": "your_issuer_here", //JWT的服务端
  "Audience": "your_audience_here", //JWT的受众
  "Expires": 3600 //失效时间s
},