检查用户是否已在IdentityServer 4中进行了身份验证

问题描述 投票:1回答:2

我正在使用IdentityServer 4实现授权服务器。我可以保护我的API并使用混合流发出id,access和refresh令牌。我对客户的一个要求是能够在后台检查用户是否已在授权服务器中进行了身份验证。

为了实现这一点,我认为只需使用promt = none访问授权端点/ connect / authorize并解析响应即可,但它会不断收到以下错误:

info: IdentityServer4.ResponseHandling.AuthorizeInteractionResponseGenerator[0]
  Showing error: prompt=none was requested but user is not authenticated
info: IdentityServer4.Endpoints.AuthorizeEndpoint[0]
  {
    "ClientId": "BGServer",
    "ClientName": "BabyGiness Server",
    "RedirectUri": "http://localhost:5005/signin-oidc",
    "AllowedRedirectUris": [
      "http://localhost:5005/authorization_code_callback",
      "http://localhost:5005/signin-oidc"
    ],
    "SubjectId": "anonymous",
    "ResponseType": "code id_token",
    "ResponseMode": "form_post",
    "GrantType": "hybrid",
    "RequestedScopes": "openid BG_API",
    "State": "f3ea482efca35891a774242fa582f14782ab45783f4630a2950791e693734c53",
    "Nonce": "56c99bb0175cbf92a83c80089baa003e76cc89f28cb704f440b3c9fec54b759c",
    "PromptMode": "none",
    "Raw": {
      "client_id": "BGServer",
      "response_type": "code id_token",
      "scope": "openid BG_API",
      "redirect_uri": "http://localhost:5005/signin-oidc",
      "state": "f3ea482efca35891a774242fa582f14782ab45783f4630a2950791e693734c53",
      "nonce": "56c99bb0175cbf92a83c80089baa003e76cc89f28cb704f440b3c9fec54b759c",
      "prompt": "none",
      "response_mode": "form_post"
    }
  }

这就是我的要求:

var client = new HttpClient();
var request = new RequestUrl(disco.AuthorizeEndpoint);
var url = request.CreateAuthorizeUrl(
clientId: "BGServer",
scope: "openid BG_API",
responseType: OidcConstants.ResponseTypes.CodeIdToken,
responseMode: OidcConstants.ResponseModes.FormPost,
redirectUri: "http://localhost:5005/signin-oidc",
state: CryptoRandom.CreateUniqueId(),
nonce: CryptoRandom.CreateUniqueId(),
prompt: OidcConstants.PromptModes.None);

var authResponse = await client.GetAsync(url);

您可以看到我的请求的SubjectId检查用户是否在授权服务器中进行了身份验证是“匿名”而不是我在以前登录auth服务器中的用户时的值“1”:

info: IdentityServer4.Endpoints.AuthorizeCallbackEndpoint[0]
  ValidatedAuthorizeRequest
  {
    "ClientId": "BGServer",
    "ClientName": "BabyGiness Server",
    "RedirectUri": "http://localhost:5005/signin-oidc",
    "AllowedRedirectUris": [
      "http://localhost:5005/authorization_code_callback",
      "http://localhost:5005/signin-oidc"
    ],
    "SubjectId": "1",
    "ResponseType": "code id_token",
    "ResponseMode": "form_post",
    "GrantType": "hybrid",
    "RequestedScopes": "openid profile BG_API offline_access",
    "State": "CfDJ8HU-TcpaPlFAoESzY3trdqklDCD3w3fsiSazk_fV3AMlQfQE5ow-IbLPLUM7CsL53unb_yLRnTKF5480gQOwSo9_HvlH3u0vRQZGwKde-yjTaSGKmu1LiKQTzpHpC7jStThRFQqbY5ukk-nUYhms473QHi7dudNIbx7fSXSeHn_P5ijItwMvssgIe9j92peeX2lI41Fc2XVAnw3FMGd88FtnVor6iXWUjKZLMiRN_3XWBDZOeCIsUAQrgYofYVp79wpNbOYxhiLabLFYMu0vK3LbEprQXJWSSL7QRFqh34ZO-8fvb1ps6oeo0H8Q6kiGEAJoVjre5wo09rBbmBYbLtU",
    "Nonce": "636554914948006185.YjUwZDY3ZjItY2U2YS00ZmIzLWIxNmUtYTAwMmViM2E4ZTY2ZTA4MmRmODItY2ZiMi00ZTM2LTk2ZGItYzA0ZDJhMGQ3OWQ4",
    "SessionId": "433c1aefad973812e41abac6c231304d",
    "Raw": {
      "client_id": "BGServer",
      "redirect_uri": "http://localhost:5005/signin-oidc",
      "response_type": "code id_token",
      "scope": "openid profile BG_API offline_access",
      "response_mode": "form_post",
      "nonce": "636554914948006185.YjUwZDY3ZjItY2U2YS00ZmIzLWIxNmUtYTAwMmViM2E4ZTY2ZTA4MmRmODItY2ZiMi00ZTM2LTk2ZGItYzA0ZDJhMGQ3OWQ4",
      "state": "CfDJ8HU-TcpaPlFAoESzY3trdqklDCD3w3fsiSazk_fV3AMlQfQE5ow-IbLPLUM7CsL53unb_yLRnTKF5480gQOwSo9_HvlH3u0vRQZGwKde-yjTaSGKmu1LiKQTzpHpC7jStThRFQqbY5ukk-nUYhms473QHi7dudNIbx7fSXSeHn_P5ijItwMvssgIe9j92peeX2lI41Fc2XVAnw3FMGd88FtnVor6iXWUjKZLMiRN_3XWBDZOeCIsUAQrgYofYVp79wpNbOYxhiLabLFYMu0vK3LbEprQXJWSSL7QRFqh34ZO-8fvb1ps6oeo0H8Q6kiGEAJoVjre5wo09rBbmBYbLtU",
      "x-client-SKU": "ID_NET",
      "x-client-ver": "2.1.4.0"
    }
  }

如何检查用户是否在授权服务器中进行了正确的身份验证?这是有效的方法吗? SubjectId何时设置?当我向授权端点发出请求时,我实际上无法手动设置它。

谢谢。

c# authentication authorization identityserver4
2个回答
2
投票

promt = none是正确的方法。根据规范,如果用户未经过身份验证,或者需要同意,则应将错误返回给请求客户端。

这必须通过可以访问IdentityServer cookie的前端通道进行。

提示=无:

“授权服务器不得显示任何身份验证或同意用户界面页面。如果最终用户尚未经过身份验证或客户端未对所请求的声明进行预先配置的同意或未满足其他处理条件,则会返回错误错误代码通常是login_required,interaction_required或3.1.2.6节中定义的其他代码。这可以用作检查现有身份验证和/或同意的方法。“ - OpenID Connect Core 1.0

请注意,只是因为您拥有有效的访问令牌,并不意味着用户已使用IdentityServer进行身份验证,或者根本没有用户。这只是意味着你的应用程序被授权做“东西”。


0
投票

您不能这样做(调用授权端点)反向通道,因为它必须在用户浏览器的上下文中运行。这样做总是会失败,因为你没有提供用户浏览器所拥有的cookie。

你究竟想要实现什么目标?用例是什么?

ETA:如果你想要中央控制和撤销令牌的能力,那么你需要使用引用令牌而不是JWT。这样,当用户退出IDP时,您可以明确撤销任何当前有效的令牌。

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