public void RadiusServer_Nas_HostRefresh()
{
// Verify that the server refreshes NAS host name to IP address mappings.
// I'm going to do this by specifying a NAS host name that does not
// exist, verify that an authentication fails, then add the host name
// to the HOSTS file, wait a bit for the server to refresh the mappings
// and then verify that this worked by making sure that an authentication
// attempt succeeds.
RadiusServer server = new RadiusServer();
RadiusServerSettings serverSettings = new RadiusServerSettings();
RadiusClient client = new RadiusClient();
RadiusClientSettings clientSettings = new RadiusClientSettings(Local_RADIUS, "hello");
serverSettings.RealmFormat = RealmFormat.Email;
serverSettings.DnsRefreshInterval = TimeSpan.FromSeconds(10);
serverSettings.BkTaskInterval = TimeSpan.FromSeconds(2);
serverSettings.Devices.Add(new RadiusNasInfo("nas.test.lilltek.com", "hello"));
clientSettings.RealmFormat = RealmFormat.Email;
clientSettings.PortCount = 1;
clientSettings.MaxTransmissions = 1;
clientSettings.RetryInterval = TimeSpan.FromSeconds(2);
try
{
server.Start(serverSettings);
server.LoadAccountsFromString(@"
// This is a comment line
r1;jeff;password123
r2;jeff;passwordXXX
r1;jane;bigfish
");
client.Open(clientSettings);
try
{
client.Authenticate("r1", "jeff", "password123");
Assert.Fail();
}
catch (Exception e)
{
Assert.IsInstanceOfType(e, typeof(TimeoutException));
}
EnhancedDns.AddHost("nas.test.lilltek.com", NetHelper.GetActiveAdapter());
Thread.Sleep(serverSettings.DnsRefreshInterval + serverSettings.BkTaskInterval);
Assert.IsTrue(client.Authenticate("r1", "jeff", "password123"));
}
finally
{
EnhancedDns.RemoveHosts();
server.Stop();
client.Close();
}
}
public void EnhancedDns_AddRemoveHosts()
{
// Verify that we can modify the HOSTS file. Note that it may
// be necessary to disable local Virus and Spyware detection
// software for this test to pass.
try
{
IPHostEntry entry;
try
{
Dns.GetHostEntry("test01.test.lilltek.com");
Assert.Fail();
}
catch (SocketException)
{
// Expecting this to fail
}
try
{
Dns.GetHostEntry("test02.test.lilltek.com");
Assert.Fail();
}
catch (SocketException)
{
// Expecting this to fail
}
EnhancedDns.AddHost("test01.test.lilltek.com", IPAddress.Parse("72.0.0.1"));
EnhancedDns.AddHost("test02.test.lilltek.com", IPAddress.Parse("72.0.0.2"));
entry = Dns.GetHostEntry("test01.test.lilltek.com");
Assert.AreEqual(IPAddress.Parse("72.0.0.1"), entry.AddressList[0]);
entry = Dns.GetHostEntry("test02.test.lilltek.com");
Assert.AreEqual(IPAddress.Parse("72.0.0.2"), entry.AddressList[0]);
EnhancedDns.RemoveHosts();
try
{
Dns.GetHostEntry("test01.test.lilltek.com");
Assert.Fail();
}
catch (SocketException)
{
// Expecting this to fail
}
try
{
Dns.GetHostEntry("test02.test.lilltek.com");
Assert.Fail();
}
catch (SocketException)
{
// Expecting this to fail
}
}
finally
{
EnhancedDns.RemoveHosts();
EnhancedDns.Reset();
}
}