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DotNetOpenAuth实践之WebApi资源服务器

上篇我们讲到WCF服务作为资源服务器接口提供数据服务,那么这篇我们介绍WebApi作为资源服务器,下面开始:

 

一、环境搭建

1、新建WebAPI项目

DotNetOpenAuth实践之WebApi资源服务器

 

 

2、利用Nuget添加DotNetOpenAuth

DotNetOpenAuth实践之WebApi资源服务器

注意:

Nuget里面的 NotNetOpenAuth 5.0.0 alpha3有bug,要到github(DotNetOpenAuth)里面下源码自己编译,用编译的dll替换掉Nuget引用的dll

3、把上次制作的证书文件拷贝的项目中

DotNetOpenAuth实践之WebApi资源服务器

二、关键代码编写

1、公共代码

ResourceServerConfiguration

 1 using System.Security.Cryptography.X509Certificates; 2  3 namespace WebApiResourcesServer.Code 4 { 5   public class ResourceServerConfiguration 6   { 7     public X509Certificate2 EncryptionCertificate { get; set; } 8     public X509Certificate2 SigningCertificate { get; set; } 9   }10 }

Common.cs

1 namespace WebApiResourcesServer.Code2 {3   public class Common4   {5     public static ResourceServerConfiguration Configuration = new ResourceServerConfiguration();6   }7 }

Global.cs

 1 using System; 2 using System.Collections.Generic; 3 using System.Linq; 4 using System.Security.Cryptography.X509Certificates; 5 using System.Web; 6 using System.Web.Http; 7 using System.Web.Mvc; 8 using System.Web.Optimization; 9 using System.Web.Routing;10 using WebApiResourcesServer.Code;11 12 namespace WebApiResourcesServer13 {14   public class WebApiApplication : System.Web.HttpApplication15   {16     protected void Application_Start()17     {18       Common.Configuration = new ResourceServerConfiguration19       {20         EncryptionCertificate = new X509Certificate2(Server.MapPath("~/Certs/idefav.pfx"), "a"),21         SigningCertificate = new X509Certificate2(Server.MapPath("~/Certs/idefav.cer"))22       };23       AreaRegistration.RegisterAllAreas();24       GlobalConfiguration.Configure(WebApiConfig.Register);25       FilterConfig.RegisterGlobalFilters(GlobalFilters.Filters);26       RouteConfig.RegisterRoutes(RouteTable.Routes);27       BundleConfig.RegisterBundles(BundleTable.Bundles);28     }29   }30 }

注意:

这里有个地方要注意,就是认证服务器上面用公钥加密,在资源服务器要用私钥解密,所以ResourceServeConfiguration里面传进去的证书是和认证服务器里面的是对调的

2、重写DelegatingHandler

 1 using DotNetOpenAuth.OAuth2; 2 using System; 3 using System.Net.Http; 4 using System.Security.Cryptography; 5 using System.Security.Principal; 6 using System.Threading; 7 using System.Threading.Tasks; 8 using System.Web; 9 10 namespace WebApiResourcesServer.Code11 {12   public class OAuth2Handler : DelegatingHandler13   {14     private static async Task<IPrincipal> VerifyOAuth2(HttpRequestMessage httpDetails, params string[] requiredScopes)15     {16       // for this sample where the auth server and resource server are the same site,17       // we use the same public/private key.18       var resourceServer = new ResourceServer(new StandardAccessTokenAnalyzer((RSACryptoServiceProvider)Common.Configuration.SigningCertificate.PublicKey.Key, (RSACryptoServiceProvider)Common.Configuration.EncryptionCertificate.PrivateKey));19       return await resourceServer.GetPrincipalAsync(httpDetails, requiredScopes: requiredScopes);20     }21 22     protected override Task<HttpResponseMessage> SendAsync(HttpRequestMessage request, CancellationToken cancellationToken)23     {24       if (request.Headers.Authorization != null && request.Headers.Authorization.Scheme == "Bearer")25       {26         27         var principal =VerifyOAuth2(request);28 29         if (principal.Result != null)30         {31           HttpContext.Current.User = principal.Result;32           Thread.CurrentPrincipal = principal.Result;33         }34        35         36       }37 38       return base.SendAsync(request, cancellationToken);39     }40 41   }42 }

3、App_Start/WebApiConfig.cs里面添加OAuthHandler

 1 using System; 2 using System.Collections.Generic; 3 using System.Linq; 4 using System.Web.Http; 5 using WebApiResourcesServer.Code; 6  7 namespace WebApiResourcesServer 8 { 9   public static class WebApiConfig10   {11     public static void Register(HttpConfiguration config)12     {13       // Web API 配置和服务14       config.MessageHandlers.Add(new OAuth2Handler());15       // Web API 路由16       config.MapHttpAttributeRoutes();17 18       config.Routes.MapHttpRoute(19         name: "DefaultApi",20         routeTemplate: "api/{controller}/{id}",21         defaults: new { id = RouteParameter.Optional }22       );23     }24   }25 }

4、设置要验证的接口

DotNetOpenAuth实践之WebApi资源服务器

三、测试

打开解决方案属性,设置启动项目,启动认证服务器和WebApi资源服务器

DotNetOpenAuth实践之WebApi资源服务器

 

利用Post工具访问认证服务器获取access_token

DotNetOpenAuth实践之WebApi资源服务器

本次获取的Token的有效期为5分钟,超过5分钟要重新获取

用access_token范围WebAPI接口

 

DotNetOpenAuth实践之WebApi资源服务器

我们手动改一下Token

DotNetOpenAuth实践之WebApi资源服务器

DotNetOpenAuth实践之WebApi资源服务器

 

下篇我们看一下Webform的ashx做的接口如何做资源服务器实现Authorization




原标题:DotNetOpenAuth实践之WebApi资源服务器

关键词:web

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