IdentityServer4 SigningCredential(RSA 证书加密)实例详解
时间:2018-05-22 16:08
IdentityServer4 默认提供了两种证书加密配置:
services.AddIdentityServer() .AddDeveloperSigningCredential() .AddTemporarySigningCredential();
这两种证书加密方式,都是临时使用,每次重启项目的时候,都会重新生成一个新的证书,这时候就会导致一个问题,重启之前生成的access_token
,在重启之后,就不适用了,因为证书改变了,对应的加密方式也改变了,所以,就会出现下面这个问题:
错误信息:
Www-Authenticate:Bearer error="invalid_token", error_description="The signature key was not found"
解决方式,就是始终使用一个证书,我们先这样配置:
services.AddIdentityServer() .AddDeveloperSigningCredential();
可以查看下AddDeveloperSigningCredential
实现源码,启动项目,IdentityServer4 会在项目目录中生成一个tempkey.rsa
证书文件:
{ "KeyId": "4e1765de45ef639261115198826dfea7", "Parameters": { "D": "FnB7kIinBgoZDaRqIrRQHEF45FBF9amOrTn8oFdmsxPqJbh11bHeCw11AtCCC4p1mm750onDXeP+yoBHymr/wNn40VmGdhR4hnObHhhw5pyQKECIS41DFDatCZif9uhDgHsOvYHMRVNSapDFoDUvbTE6t7rv4prn2fDt5mzRD9AqdT2HyTcwa/H1haaZNwmy3UevYYy8ya4kKXvjRo6+O7BMBh+yBvHgezQ57Ye/NfZfDMITs4djbqELrYVXCTMltNsWWhQtS62cqvKboxoiXfSm67u/li5Fdusc5Z2zsyt5rE/V8h/ffBvS9N9v0VoDTdFqLYkuul0DvTZ/pqXtMQ==", "DP": "XQDf46csbwu/xX+jwo5VQQ8sKVlVBLuxSNTAbNS6O/aCg9eEjZ58EJ712JgqqORcDMg5JRejN3Zxxoij4roJogyvvw6QSws/H+UTmtuuudgT59OB1TyNGihMVSTLXaw4Kgdj8D8IK8v0okdFEpYugzIIFe1yl0lSzR7fkF+NKC0=", "DQ": "4TvT9ujJ38sTluz0dUSIUD3NCWJOMDKOB/cL3RaDyMf/MTSxNFfWDuuW55F2P8mncHhqLuANcg2l3h8xom+1ucn+ve45JNoWja4fpWQ16rmijPc5yKRe0uAGEaXJiTAEvIxXG18zvNA8Fab+L2X1h+1r35ZLZFYj+EyhkqQ7u5k=", "Exponent": "AQAB", "InverseQ": "nTAEt8v+DlAn6h7Z1Ey1x4Z56OfOmCvY01nte4f3OuSmBXoEaTSoGsXScweAMoSGb0aOG1qpvErtY+JykREeLJxvm4P3DAHL5lJWvDKPvCWJOD9jfzhBUyIhCoqQ8EIHjFxBNKyNefAsVuKdH6R+ApuhpF8XVhR59zLawUQWLEg=", "Modulus": "43j4tvNZy7IxuiDwZzWv9KiS5kSYIeBqEvQ7zkQmRT3IEsseiTv698iQx8qn+de8FeGFEa8O6igFU2VXqFyWJilTuPmeBPJxIMCqfxdxF+96giVSpN4rOFaH/V+IPNTQoYCLFwcUR2saFywUeKWpsRFhQCymsFIk3AlWu7jcqgKHrELsJpn5KVmedb6JZcVKMIfTrcY6hWQz2JNEhTOEI10ZVZ7ueEp2Q2+1/udvp47wPMhzriXJTFP7Y4ozU2THbuwIqCXM5DNBGUpEug0vlCAhwn6nvAo8e9fT0lpUzTd2T8wWzwuHkAgyjB0XTzSYR1fMJIKH1zDs25RqmlepgQ==", "P": "9lGtQw9yXz4nbepESFDxAMfDlmiI9Gj3Q3FecKIgGVVi9WVr19lzBcszhsVybA8n1OyPXHdOyuSWOiVp69ibo5OOXLL4iWzY1VOouXeZrYimxNPvVKlRf8AsVcv3n/0/FEhwY9gnQm4PZYUGwQ96WZ5Z/CWJ9xTORg54Wh79hk0=", "Q": "7Gmr/h33bM+9W4Ygh+tNh3/etECuT/RQ1LMS5uBXxXdvUl6wSm2+ec/CBRobxVHG2pDXdr0pegn0Yz4MprsLtS5KvFg6yopI3Y3TptTGNZPtbd1O7P4i6b+RNOYCq0Y99mkGofqAlAMnDG+SA2EJN2ugPjLelC7GWtfzNG5NMgU=" } }
AddDeveloperSigningCredential
中代码执行,会先判断tempkey.rsa
证书文件是否存在,如果不存在的话,就创建一个新的tempkey.rsa
证书文件,如果存在的话,就使用此证书文件。
所以,我们配置的时候,传递一个tempkey.rsa
证书文件名,就可以了:
services.AddIdentityServer() .AddDeveloperSigningCredential("tempkey.rsa");
当然,你也可以对tempkey.rsa
证书文件,进行重命名操作。
参考资料:
The signature key was not found
IdentityServer4 Configuring services
IdentityServer4 Cryptography, Keys and HTTPS
ASP.NET Core 实现 OAuth2.0 的 ResourceOwnerPassword 和 ClientCredentials 模式
IdentityServerBuilderExtensionsCrypto.cs
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