public bool Authenticate(string user, string password, AuthenticationOption option)
{
if (option.SearchAttributes.Count == 0)
{
Dictionary <string, string> searchAttributes = new Dictionary <string, string>();
searchAttributes.Add("uid", user);
searchAttributes.Add("userPrincipalName", user);
searchAttributes.Add("cn", user);
option.SearchOperator = AttributeSearchOperator.OR;
option.SearchAttributes = searchAttributes;
}
return(Authenticate(password, option));
}
public bool Authenticate(string user, string password, AuthenticationOption option)
{
bool authenticated = false;
try
{
DirectoryEntry entry = new DirectoryEntry("LDAP://" + option.ConnectionString, user, password);
object nativeObject = entry.NativeObject;
authenticated = true;
}
catch (Exception)
{
}
return(authenticated);
}
public bool Authenticate(string password, AuthenticationOption option)
{
if (option == null)
{
return(false);
}
try
{
LdapConnection con = new LdapConnection(option.ConnectionString);
switch (option.Mode)
{
case AuthenticationMode.None:
case AuthenticationMode.Anonymous:
con.AuthType = AuthType.Anonymous;
break;
case AuthenticationMode.Basic:
con.Credential = new NetworkCredential(option.ServiceAccountName, option.ServiceAccountPwd);
con.AuthType = AuthType.Basic;
break;
case AuthenticationMode.secure:
con.Credential = new NetworkCredential(
ADOperation.GetAccountName(option.ServiceAccountName),
option.ServiceAccountPwd,
ADOperation.GetDomainName(option.ServiceAccountName));
con.AuthType = AuthType.Ntlm;
break;
default:
throw new NotImplementedException();
}
using (con)
{
con.Bind();
string filter = option.BuildSearchFilter();
if (string.IsNullOrEmpty(filter))
{
return(false);
}
System.DirectoryServices.Protocols.SearchRequest request = new System.DirectoryServices.Protocols.SearchRequest(
option.GetSearchRoot(),
filter,
System.DirectoryServices.Protocols.SearchScope.Subtree);
SearchResponse response = (SearchResponse)con.SendRequest(request);
if (response.Entries.Count != 1)
{
return(false);
}
SearchResultEntry entry = response.Entries[0];
string dn = entry.DistinguishedName;
con.Credential = new NetworkCredential(dn, password);
con.AuthType = AuthType.Basic;
con.Bind();
}
}
catch
{
return(false);
}
return(true);
}
public bool Authenticate(string password, AuthenticationOption option)
{
throw new NotImplementedException();
}