private static string GetScalarContext(Novell.Directory.Ldap.LdapConnection conn, string attributeName)
{
string[] attributesToFetch = new string[] { attributeName };
// Read the entries subschemaSubentry attribute.
// Throws an exception if no entries are returned.
Novell.Directory.Ldap.LdapEntry ent = conn.Read("", attributesToFetch);
Novell.Directory.Ldap.LdapAttribute attr = ent.getAttribute(attributesToFetch[0]);
string[] values = attr.StringValueArray;
if (values == null || values.Length < 1)
{
throw new Novell.Directory.Ldap.LdapLocalException(
Novell.Directory.Ldap.Utilclass.ExceptionMessages.NO_SCHEMA
, new System.Object[] { "" }
, Novell.Directory.Ldap.LdapException.NO_RESULTS_RETURNED
);
}
if (values.Length > 1)
{
throw new Novell.Directory.Ldap.LdapLocalException(
Novell.Directory.Ldap.Utilclass.ExceptionMessages.MULTIPLE_SCHEMA
, new System.Object[] { "" }
, Novell.Directory.Ldap.LdapException.CONSTRAINT_VIOLATION
);
}
return(values[0]);
} // End Function GetScalarContext
} // End Function GetLdap
public static void GetExchange()
{
System.Collections.Generic.List <ARSoft.Tools.Net.Dns.SrvRecord> lsLdap = GetLdap();
ARSoft.Tools.Net.Dns.SrvRecord ldap = lsLdap[0];
string[] attrs = new string[] { "cn", "distinguishedName", "sAMAccountName", "userPrincipalName"
, "displayName", "givenName", "sn", "mail", "mailNickname"
, "memberOf", "homeDirectory", "msExchUserCulture" };
// CN = Common Name
// OU = Organizational Unit
// DC = Domain Component
// cn Patrick Zihlmann
// distinguishedName CN=Patrick Zihlmann,OU=Benutzer,OU=MY_DOMAIN,DC=my_domain,DC=local
// sAMAccountName Patrick.Zihlmann
// userPrincipalName [email protected]
// displayName Patrick Zihlmann
// givenName Patrick
// sn Zihlmann
// mail [email protected]
// mailNickname Patrick.Zihlmann
// memberOf CN=CS_ALL,OU=Groups,OU=Sample,DC=my_domain,DC=local
// homeDirectory \\dom-data01\user$\firstname.lastname
// objectClass top
// objectClass person
// objectClass organizationalPerson
// objectClass user
// msExchUserCulture de-CH
// string searchFilter = "(&(objectClass=msExchExchangeServer))";
// string searchFilter = "(&(objectClass=msExchExchangeServer)(msExchServerSite =$((GetADSite-Name $ADSite)))";
string searchFilter = "(&(objectClass=msExchExchangeServer)(msExchServerSite=CN=COR-ERLEN,CN=Sites,CN=Configuration,DC=cor,DC=local))";
string ldapHost = MySamples.TestSettings.ldapHost;
int ldapPort = MySamples.TestSettings.ldapPort; //System.Convert.ToInt32(args[1]);
string loginDN = MySamples.TestSettings.loginDN; // args[2];
string password = MySamples.TestSettings.password; // args[3];
Novell.Directory.Ldap.LdapConnection lc = new Novell.Directory.Ldap.LdapConnection();
int ldapVersion = Novell.Directory.Ldap.LdapConnection.Ldap_V3;
try
{
// connect to the server
lc.Connect(ldap.Target.ToString(), ldap.Port);
// bind to the server
lc.Bind(ldapVersion, loginDN, password);
Novell.Directory.Ldap.LdapSearchConstraints cons = lc.SearchConstraints;
cons.ReferralFollowing = true;
lc.Constraints = cons;
string searchBase = "CN=Configuration,DC=MY_DOMAIN,DC=local";
searchBase = GetConfigurationNamingContext(lc);
// To enable referral following, use LDAPConstraints.
// setReferralFollowing passing
// -- TRUE to enable referrals, or
// -- FALSE(default) to disable referrals.
Novell.Directory.Ldap.LdapSearchResults lsc = lc.Search(searchBase,
Novell.Directory.Ldap.LdapConnection.SCOPE_SUB,
searchFilter,
attrs,
false,
(Novell.Directory.Ldap.LdapSearchConstraints)null);
while (lsc.HasMore())
{
Novell.Directory.Ldap.LdapEntry nextEntry = null;
try
{
nextEntry = lsc.Next();
} // End Try
catch (Novell.Directory.Ldap.LdapReferralException eR)
{
// https://stackoverflow.com/questions/46052873/ldap-referal-error
// The response you received means that the directory you are requesting does not contain the data you look for,
// but they are in another directory, and in the response there is the information about the "referral" directory
// on which you need to rebind to "redo" the search.This principle in LDAP are the referral.
// https://www.novell.com/documentation/developer/ldapcsharp/?page=/documentation/developer/ldapcsharp/cnet/data/bp31k5d.html
// To enable referral following, use LDAPConstraints.setReferralFollowing passing TRUE to enable referrals, or FALSE (default) to disable referrals.
// are you sure your bind user meaning
// auth.impl.ldap.userid=CN=DotCMSUser,OU=Service Accounts,DC=mycompany,DC=intranet
// auth.impl.ldap.password = mypassword123
// has permissions to the user that is logging in and its groups?
System.Diagnostics.Debug.WriteLine(eR.LdapErrorMessage);
} // End Catch
catch (Novell.Directory.Ldap.LdapException e)
{
// WARNING: Here catches only LDAP-Exception, no other types...
System.Console.WriteLine("Error: " + e.LdapErrorMessage);
// Exception is thrown, go for next entry
continue;
} // End Catch
// https://ingogegenwarth.wordpress.com/2015/01/14/get-exchange-server-via-ldap/
// https://serverfault.com/questions/77954/finding-dns-name-of-exchange-server-for-user-using-ldap
Novell.Directory.Ldap.LdapAttribute atDN = nextEntry.getAttribute("distinguishedName");
Novell.Directory.Ldap.LdapAttribute atCN = nextEntry.getAttribute("cn");
if (atCN != null)
{
System.Console.WriteLine(atCN.StringValue);
}
if (atDN != null)
{
System.Console.WriteLine(atDN.StringValue);
Novell.Directory.Ldap.LdapEntry entry = lc.Read(atDN.StringValue);
Novell.Directory.Ldap.LdapAttribute atNA = entry.getAttribute("networkAddress");
if (atNA != null)
{
foreach (var s in atNA.StringValueArray)
{
if (!s.StartsWith("ncacn_ip_tcp:", System.StringComparison.InvariantCultureIgnoreCase))
{
continue;
}
string dnsName = s.Substring("ncacn_ip_tcp:".Length);
System.Console.WriteLine(dnsName);
break;
}
}
}
System.Console.WriteLine("\r\n" + nextEntry.DN);
Novell.Directory.Ldap.LdapAttributeSet attributeSet = nextEntry.getAttributeSet();
System.Collections.IEnumerator ienum = attributeSet.GetEnumerator();
while (ienum.MoveNext())
{
Novell.Directory.Ldap.LdapAttribute attribute = (Novell.Directory.Ldap.LdapAttribute)ienum.Current;
string attributeName = attribute.Name;
string attributeVal = attribute.StringValue;
System.Console.WriteLine(attributeName + "value:" + attributeVal);
} // End while (ienum.MoveNext())
} // End while (lsc.HasMore())
} // End Try
catch (System.Exception ex)
{
System.Console.WriteLine(ex.Message);
} // End Catch
finally
{
// disconnect with the server
lc?.Disconnect();
} // End Finally
} // End Function GetExchange