2013-02-20 63 views
2

我有以下代码来验证Active Directory用户(在Win7上的VS2008)。根据AD异常验证用户名和密码

try 
{ 
    PrincipalContext pc = new PrincipalContext(ContextType.Domain, strDomainName)) 
    isPass = pc.ValidateCredentials(strDomainUserName, strDomainUserPass); 
} 
catch (Exception ex) 
{ 
    Logger.Log("authentiate domain user fail: {0},{1}", ex.ToString(), strDomainUserLoginName); 
} 

某些广告的用户,这是确定的,但对于AD用户,我会出现以下情况例外: System.DirectoryServices.Protocols.DirectoryOperationException:The server cannot handle directory requests.

System.DirectoryServices.Protocols.ErrorChecking.CheckAndSetLdapError(Int32 error) 

System.DirectoryServices.Protocols.LdapSessionOptions.FastConcurrentBind() 

System.DirectoryServices.AccountManagement.CredentialValidator.BindLdap(NetworkCredential creds, ContextOptions contextOptions) 

System.DirectoryServices.AccountManagement.CredentialValidator.Validate(String userName, String password) 

System.DirectoryServices.AccountManagement.PrincipalContext.ValidateCredentials(String userName, String password) 

因此,没有Active Directory域用户设置会造成这样的例外?

+0

看看这篇文章的解决方案http://stackoverflow.com/questions/2473222/validatecredentials-returns-false-on-first-call-but-true-on-subsequent-calls – MethodMan 2013-02-20 09:03:34

+0

你也可以看看这个Stackoverflow发布我相信它会回答你的问题.. http://stackoverflow.com/questions/9473314/active-directory-principalcontext-validatecredentials-domain-disambiguation – MethodMan 2013-02-20 09:04:54

回答

1

对不起,我的描述是错误的。实际上,所有AD用户验证都会得到这样的例外。

而且工作环境是: (1)如果验证码正好在AD机器上运行,那么代码就会得到这样的例外。 (2)否则,不存在这样的例外。

为ValidateCredentials附加ContextOptions.Negotiate参数以解决问题。