public static void Main(System.String[] args)
{
/* Check if we have the correct number of command line arguments */
if (args.Length != 4)
{
System.Console.Error.WriteLine("Usage: mono VLVControl <host name> <login dn>" + " <password> <container>");
System.Console.Error.WriteLine("Example: mono VLVControl Acme.com \"cn=admin,o=Acme\" secret" + " \"ou=Sales,o=Acme\"");
System.Environment.Exit(1);
}
/* Parse the command line arguments */
System.String LdapHost = args[0];
System.String loginDN = args[1];
System.String password = args[2];
System.String searchBase = args[3];
int LdapPort = LdapConnection.DEFAULT_PORT;
int LdapVersion = LdapConnection.Ldap_V3;
LdapConnection conn = new LdapConnection();
try
{
// connect to the server
conn.Connect(LdapHost, LdapPort);
// bind to the server
conn.Bind(LdapVersion, loginDN, password);
System.Console.Out.WriteLine("Succesfully logged in to server: " + LdapHost);
/* Set default filter - Change this line if you need a different set
* of search restrictions. Read the "NDS and Ldap Integration Guide"
* for information on support by Novell eDirectory of this
* functionaliry.
*/
System.String MY_FILTER = "cn=*";
/* We are requesting that the givenname and cn fields for each
* object be returned
*/
System.String[] attrs = new System.String[2];
attrs[0] = "givenname";
attrs[1] = "cn";
// We will be sending two controls to the server
LdapControl[] requestControls = new LdapControl[2];
/* Create the sort key to be used by the sort control
* Results should be sorted based on the cn attribute.
* See the "NDS and Ldap Integration Guide" for information on
* Novell eDirectory support of this functionaliry.
*/
LdapSortKey[] keys = new LdapSortKey[1];
keys[0] = new LdapSortKey("cn");
// Create the sort control
requestControls[0] = new LdapSortControl(keys, true);
/* Create the VLV Control.
* These two fields in the VLV Control identify the before and
* after count of entries to be returned
*/
int beforeCount = 0;
int afterCount = 2;
/* The VLV control request can specify the index
* using one of the two methods described below:
*
* TYPED INDEX: Here we request all objects that have cn greater
* than or equal to the letter "a"
*/
requestControls[1] = new LdapVirtualListControl("a", beforeCount, afterCount);
/* The following code needs to be enabled to specify the index
* directly
* int offset = 0; - offset of the index
* int contentCount = 3; - our estimate of the search result size
* requestControls[1] = new LdapVirtualListControl(offset,
* beforeCount, afterCount, contentCount);
*/
// Set the controls to be sent as part of search request
LdapSearchConstraints cons = conn.SearchConstraints;
cons.setControls(requestControls);
conn.Constraints = cons;
// Send the search request - Synchronous Search is being used here
System.Console.Out.WriteLine("Calling Asynchronous Search...");
LdapSearchResults res = conn.Search(searchBase, LdapConnection.SCOPE_SUB, MY_FILTER, attrs, false, (LdapSearchConstraints)null);
// Loop through the results and print them out
while (res.HasMore())
{
/* Get next returned entry. Note that we should expect a Ldap-
* Exception object as well just in case something goes wrong
*/
LdapEntry nextEntry = null;
try
{
nextEntry = res.Next();
}
catch (LdapException e)
{
if (e is LdapReferralException)
{
continue;
}
else
{
System.Console.Out.WriteLine("Search stopped with exception " + e.ToString());
break;
}
}
/* Print out the returned Entries distinguished name. */
System.Console.Out.WriteLine();
System.Console.Out.WriteLine(nextEntry.DN);
/* Get the list of attributes for the current entry */
LdapAttributeSet findAttrs = nextEntry.getAttributeSet();
/* Convert attribute list to Enumeration */
System.Collections.IEnumerator enumAttrs = findAttrs.GetEnumerator();
System.Console.Out.WriteLine("Attributes: ");
/* Loop through all attributes in the enumeration */
while (enumAttrs.MoveNext())
{
LdapAttribute anAttr = (LdapAttribute)enumAttrs.Current;
/* Print out the attribute name */
System.String attrName = anAttr.Name;
System.Console.Out.WriteLine("" + attrName);
// Loop through all values for this attribute and print them
System.Collections.IEnumerator enumVals = anAttr.StringValues;
while (enumVals.MoveNext())
{
System.String aVal = (System.String)enumVals.Current;
System.Console.Out.WriteLine("" + aVal);
}
}
}
// Server should send back a control irrespective of the
// status of the search request
LdapControl[] controls = res.ResponseControls;
if (controls == null)
{
System.Console.Out.WriteLine("No controls returned");
}
else
{
// We are likely to have multiple controls returned
for (int i = 0; i < controls.Length; i++)
{
/* Is this the Sort Response Control. */
if (controls[i] is LdapSortResponse)
{
System.Console.Out.WriteLine("Received Ldap Sort Control from " + "Server");
/* We could have an error code and maybe a string
* identifying erring attribute in the response control.
*/
System.String bad = ((LdapSortResponse)controls[i]).FailedAttribute;
int result = ((LdapSortResponse)controls[i]).ResultCode;
// Print out error code (0 if no error) and any
// returned attribute
System.Console.Out.WriteLine("Error code: " + result);
if ((System.Object)bad != null)
{
System.Console.Out.WriteLine("Offending " + "attribute: " + bad);
}
else
{
System.Console.Out.WriteLine("No offending " + "attribute " + "returned");
}
}
/* Is this a VLV Response Control */
if (controls[i] is LdapVirtualListResponse)
{
System.Console.Out.WriteLine("Received VLV Response Control from " + "Server...");
/* Get all returned fields */
int firstPosition = ((LdapVirtualListResponse)controls[i]).FirstPosition;
int ContentCount = ((LdapVirtualListResponse)controls[i]).ContentCount;
int resultCode = ((LdapVirtualListResponse)controls[i]).ResultCode;
System.String context = ((LdapVirtualListResponse)controls[i]).Context;
/* Print out the returned fields. Typically you would
* have used these fields to reissue another VLV request
* or to display the list on a GUI
*/
System.Console.Out.WriteLine("Result Code => " + resultCode);
System.Console.Out.WriteLine("First Position => " + firstPosition);
System.Console.Out.WriteLine("Content Count => " + ContentCount);
if ((System.Object)context != null)
{
System.Console.Out.WriteLine("Context String => " + context);
}
else
{
System.Console.Out.WriteLine("No Context String in returned" + " control");
}
}
}
}
/* We are done - disconnect */
if (conn.Connected)
{
conn.Disconnect();
}
}
catch (LdapException e)
{
System.Console.Out.WriteLine(e.ToString());
}
catch (System.IO.IOException e)
{
System.Console.Out.WriteLine("Error: " + e.ToString());
}
catch (Exception e)
{
System.Console.WriteLine("Error: " + e.Message);
}
}
/// <summary>
/// Executes the limited search.
/// </summary>
/// <returns>The limited search.</returns>
/// <param name="searchBase">Search base.</param>
/// <param name="filter">Filter.</param>
/// <param name="start">Must be 1 or greater</param>
/// <param name="end">End.</param>
public List <LdapEntry> ExecuteLimitedSearch(string searchBase, string filter, int start, int end)
{
int sSize = getSearchSize(searchBase, filter);
//int sSize = 1000;
var results = new List <LdapEntry>();
var lcm = LdapConnectionManager.Instance;
var conn = lcm.GetConnection();
var sb = searchBase + config.searchBase;
LdapControl[] requestControls = new LdapControl[2];
LdapSortKey[] keys = new LdapSortKey[1];
keys[0] = new LdapSortKey("cn"); //samaccountname
// Create the sort control
requestControls[0] = new LdapSortControl(keys, true);
logger.Debug("Search Size:" + sSize);
requestControls[1] = new LdapVirtualListControl(start, 0, end, sSize);
//requestControls[1] = new LdapVirtualListControl(filter,0, end, null);
// Set the controls to be sent as part of search request
LdapSearchConstraints cons = conn.SearchConstraints;
cons.SetControls(requestControls);
conn.Constraints = cons;
// Send the search request - Synchronous Search is being used here
logger.Debug("Calling Asynchronous Search...");
LdapSearchResults res = (LdapSearchResults)conn.Search(sb, LdapConnection.ScopeSub, filter, null, false, (LdapSearchConstraints)null);
// Loop through the results and print them out
while (res.HasMore())
{
/* Get next returned entry. Note that we should expect a Ldap-
* Exception object as well just in case something goes wrong
*/
LdapEntry nextEntry = null;
try
{
nextEntry = res.Next();
results.Add(nextEntry);
}
catch (Exception e)
{
if (e is LdapReferralException)
{
continue;
}
else
{
logger.Error("Search stopped with exception " + e.ToString());
break;
}
}
/* Print out the returned Entries distinguished name. */
logger.Debug(nextEntry.Dn);
}
// Server should send back a control irrespective of the
// status of the search request
LdapControl[] controls = res.ResponseControls;
if (controls == null)
{
logger.Debug("No controls returned");
}
else
{
// We are likely to have multiple controls returned
for (int i = 0; i < controls.Length; i++)
{
/* Is this the Sort Response Control. */
if (controls[i] is LdapSortResponse)
{
logger.Debug("Received Ldap Sort Control from " + "Server");
/* We could have an error code and maybe a string
* identifying erring attribute in the response control.
*/
System.String bad = ((LdapSortResponse)controls[i]).FailedAttribute;
int result = ((LdapSortResponse)controls[i]).ResultCode;
// Print out error code (0 if no error) and any
// returned attribute
logger.Debug("Error code: " + result);
if ((System.Object)bad != null)
{
logger.Debug("Offending " + "attribute: " + bad);
}
else
{
logger.Debug("No offending " + "attribute " + "returned");
}
}
/* Is this a VLV Response Control */
if (controls[i] is LdapVirtualListResponse)
{
logger.Debug("Received VLV Response Control from " + "Server...");
/* Get all returned fields */
int firstPosition = ((LdapVirtualListResponse)controls[i]).FirstPosition;
int ContentCount = ((LdapVirtualListResponse)controls[i]).ContentCount;
int resultCode = ((LdapVirtualListResponse)controls[i]).ResultCode;
System.String context = ((LdapVirtualListResponse)controls[i]).Context;
/* Print out the returned fields. Typically you would
* have used these fields to reissue another VLV request
* or to display the list on a GUI
*/
logger.Debug("Result Code => " + resultCode);
logger.Debug("First Position => " + firstPosition);
logger.Debug("Content Count => " + ContentCount);
if ((System.Object)context != null)
{
logger.Debug("Context String => " + context);
}
else
{
logger.Debug("No Context String in returned" + " control");
}
}
}
}
return(results);
}
public IEnumerable <User> GetUsers(string searchFilter)
{
_connection.Connect(_config.Url, _config.Port);
_connection.Bind(_config.BindDn, _config.BindCredentials);
int startIndex = 1;
int contentCount = 0;
int afterIndex = 1000;
int count = 0;
do
{
LdapVirtualListControl ctrl = new LdapVirtualListControl(startIndex, 0, afterIndex, contentCount);
LdapSortKey[] keys = new LdapSortKey[1];
keys[0] = new LdapSortKey("samaccountname");
LdapSortControl sort = new LdapSortControl(keys, true);
LdapSearchConstraints constraints = _connection.SearchConstraints;
constraints.setControls(new LdapControl[] { ctrl, sort });
_connection.Constraints = constraints;
LdapSearchResults lsc = _connection.Search(
_config.SearchBase,
LdapConnection.SCOPE_SUB,
searchFilter,
new[] { MemberOfAttribute, DisplayNameAttribute, SamAccountNameAttribute, "sn", "givenName", "mail", "displayName" },
false,
constraints);
foreach (var item in lsc.ToList())
{
var user = new User
{
DisplayName = $"{item.getAttribute("displayName")?.StringValue ?? "noSn"}",
Sam = item.getAttribute(SamAccountNameAttribute)?.StringValue ?? "noSam",
IsAdmin = item.getAttribute(MemberOfAttribute)?.StringValueArray.Contains(_config.AdminCn) ?? false,
Subordinates = null,
Email = item.getAttribute("mail")?.StringValue ?? "noMail"
};
yield return(user);
}
LdapControl[] controls = lsc.ResponseControls;
if (controls == null)
{
Console.Out.WriteLine("No controls returned");
}
else
{
foreach (LdapControl control in controls)
{
if (control.ID == "2.16.840.1.113730.3.4.10")
{
LdapVirtualListResponse response = new LdapVirtualListResponse(control.ID, control.Critical, control.getValue());
startIndex += afterIndex + 1;
contentCount = response.ContentCount;
count += afterIndex;
}
}
}
// Console.WriteLine(i);
} while (count <= contentCount);
yield break;
}
private int getSearchSize(string searchBase, string filter)
{
var results = new List <LdapEntry>();
var lcm = LdapConnectionManager.Instance;
var conn = lcm.GetConnection();
var sb = searchBase + config.searchBase;
LdapControl[] requestControls = new LdapControl[2];
LdapSortKey[] keys = new LdapSortKey[1];
keys[0] = new LdapSortKey("cn"); //samaccountname
// Create the sort control
requestControls[0] = new LdapSortControl(keys, true);
requestControls[1] = new LdapVirtualListControl(1, 0, 1, config.maxResults);
//requestControls[1] = new LdapVirtualListControl(sb,0, config.maxResults, null);
// Set the controls to be sent as part of search request
LdapSearchConstraints cons = conn.SearchConstraints;
cons.SetControls(requestControls);
conn.Constraints = cons;
// Send the search request - Synchronous Search is being used here
logger.Debug("Calling Asynchronous Search...");
LdapSearchResults res = (LdapSearchResults)conn.Search(sb, LdapConnection.ScopeOne, filter, null, false,
(LdapSearchConstraints)null);
while (res.HasMore())
{
res.Next();
}
// Server should send back a control irrespective of the
// status of the search request
LdapControl[] controls = res.ResponseControls;
if (controls == null)
{
logger.Debug("No controls returned");
}
else
{
// We are likely to have multiple controls returned
for (int i = 0; i < controls.Length; i++)
{
/* Is this a VLV Response Control */
if (controls[i] is LdapVirtualListResponse)
{
logger.Debug("Received VLV Response Control from " + "Server...");
/* Get all returned fields */
int firstPosition = ((LdapVirtualListResponse)controls[i]).FirstPosition;
int ContentCount = ((LdapVirtualListResponse)controls[i]).ContentCount;
int resultCode = ((LdapVirtualListResponse)controls[i]).ResultCode;
System.String context = ((LdapVirtualListResponse)controls[i]).Context;
/* Print out the returned fields. Typically you would
* have used these fields to reissue another VLV request
* or to display the list on a GUI
*/
logger.Debug("Result Code => " + resultCode);
logger.Debug("First Position => " + firstPosition);
logger.Debug("Content Count => " + ContentCount);
if ((System.Object)context != null)
{
logger.Debug("Context String => " + context);
}
else
{
logger.Debug("No Context String in returned" + " control");
}
return(ContentCount);
}
}
}
return(-1);
}
