// Constructor
public PSearchEventSource(
LdapConnection conn,
string searchBase,
int scope,
string filter,
string[] attrs,
bool typesOnly,
LdapSearchConstraints constraints,
LdapEventType eventchangetype,
bool changeonly)
{
// validate the input arguments
if (conn == null ||
searchBase == null ||
filter == null ||
attrs == null)
{
throw new ArgumentException("Null argument specified");
}
_mConnection = conn;
_mSearchBase = searchBase;
_mScope = scope;
_mFilter = filter;
_mAttrs = attrs;
_mTypesOnly = typesOnly;
_mEventChangeType = eventchangetype;
// make things ready for starting a search operation
if (constraints == null)
{
_mSearchConstraints = new LdapSearchConstraints();
}
else
{
_mSearchConstraints = constraints;
}
// Create the persistent search control
var psCtrl =
new LdapPersistSearchControl(
(int)eventchangetype, // any change
changeonly, // only get changes
true, // return entry change controls
true); // control is critcal
// add the persistent search control to the search constraints
_mSearchConstraints.SetControls(psCtrl);
} // end of Constructor
static void Main(string[] args)
{
if (args.Length != 5)
{
Console.WriteLine("Usage: mono SearchPersist <host name> <ldap port> <login dn>" + " <password> <search base>");
Console.WriteLine("Example: mono SearchPersist Acme.com 389" + " \"cn=admin,o=Acme\"" + " secret \"ou=sales,o=Acme\"");
return;
}
int ldapVersion = LdapConnection.Ldap_V3;
String ldapHost = args[0];
int ldapPort = Convert.ToInt32(args[1]);;
String loginDN = args[2];
String password = args[3];
String searchBase = args[4];
LdapSearchQueue queue = null;
LdapSearchConstraints constraints;
LdapPersistSearchControl psCtrl;
LdapConnection lc = new LdapConnection();
constraints = new LdapSearchConstraints();
try
{
// connect to the server
lc.Connect(ldapHost, ldapPort);
// authenticate to the server
lc.Bind(ldapVersion, loginDN, password);
//Create the persistent search control
psCtrl = new LdapPersistSearchControl(
LdapPersistSearchControl.ANY, // any change
true, //only get changes
true, //return entry change controls
true); //control is critcal
// add the persistent search control to the search constraints
constraints.setControls(psCtrl);
// perform the search with no attributes returned
String[] noAttrs = { LdapConnection.NO_ATTRS };
queue = lc.Search(
searchBase, // container to search
LdapConnection.SCOPE_SUB, // search container's subtree
"(objectClass=*)", // search filter, all objects
noAttrs, // don't return attributes
false, // return attrs and values, ignored
null, // use default search queue
constraints); // use default search constraints
}
catch (LdapException e)
{
Console.WriteLine("Error: " + e.ToString());
try { lc.Disconnect(); }
catch (LdapException e2) { }
Environment.Exit(1);
}
catch (Exception e)
{
Console.WriteLine("Error: " + e.Message);
return;
}
Console.WriteLine("Monitoring the events for {0} minutes..", TIME_OUT_IN_MINUTES);
Console.WriteLine();
//Set the timeout value
timeOut = DateTime.Now.AddMinutes(TIME_OUT_IN_MINUTES);
try
{
//Monitor till the timeout happens
while (DateTime.Now.CompareTo(timeOut) < 0)
{
if (!checkForAChange(queue))
{
break;
}
System.Threading.Thread.Sleep(10);
}
}
catch (System.IO.IOException e)
{
System.Console.Out.WriteLine(e.Message);
}
catch (System.Threading.ThreadInterruptedException e)
{
}
//Disconnect from the server before exiting
try
{
lc.Abandon(queue); //abandon the search
lc.Disconnect();
}
catch (LdapException e)
{
Console.Out.WriteLine();
Console.Out.WriteLine("Error: " + e.ToString());
}
Environment.Exit(0);
}
