public void TestLdapAttributeParseFromStream4()
{
var bytes = "30620201026340041164633d636f6d70616e792c64633d636f6d0a01020a010302010202010b010100a31a040e73414d4163636f756e744e616d65040876666f7274656c693000a01b30190417322e31362e3834302e312e3131333733302e332e342e3200000000";
var expected = "30620201026340041164633d636f6d70616e792c64633d636f6d0a01020a010302010202010b010100a31a040e73414d4163636f756e744e616d65040876666f7274656c693000a01b30190417322e31362e3834302e312e3131333733302e332e342e32";
var packetBytes = Utils.StringToByteArray(bytes);
var stream = new MemoryStream(packetBytes);
LdapPacket.TryParsePacket(stream, out var packet);
Assert.AreEqual(expected, Utils.ByteArrayToString(packet.GetBytes()));
}
public void TestPacketParsingBindRequest()
{
var bytes = "30490201016044020103042d636e3d62696e64557365722c636e3d55736572732c64633d6465762c64633d636f6d70616e792c64633d636f6d801062696e645573657250617373776f7264";
var expected = "30490201016044020103042d636e3d62696e64557365722c636e3d55736572732c64633d6465762c64633d636f6d70616e792c64633d636f6d801062696e645573657250617373776f7264";
var packetBytes = Utils.StringToByteArray(bytes);
var stream = new MemoryStream(packetBytes);
LdapPacket.TryParsePacket(stream, out var packet);
RecurseAttributes(packet);
Assert.AreEqual(expected, Utils.ByteArrayToString(packet.GetBytes()));
}
public void TestPacketThunderbirdSearch()
{
var bytes = "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";
var expected = bytes;
var packetBytes = Utils.StringToByteArray(bytes);
var stream = new MemoryStream(packetBytes);
LdapPacket.TryParsePacket(stream, out var packet);
RecurseAttributes(packet);
var output = Utils.ByteArrayToString(packet.GetBytes());
Console.WriteLine(bytes);
Console.WriteLine(output);
Assert.AreEqual(expected, output);
}
public void TestPacketParsingmorethan255()
{
var bytes = "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";
var expected = bytes;
var packetBytes = Utils.StringToByteArray(bytes);
var stream = new MemoryStream(packetBytes);
LdapPacket.TryParsePacket(stream, out var packet);
RecurseAttributes(packet);
var output = Utils.ByteArrayToString(packet.GetBytes());
Console.WriteLine(bytes);
Console.WriteLine(output);
Assert.AreEqual(expected, output);
}
/// <summary>
/// Handle clients
/// </summary>
/// <param name="ar"></param>
private void HandleClient(TcpClient client)
{
try
{
_log.Debug($"Connection from {client.Client.RemoteEndPoint}");
var isBound = false;
var stream = client.GetStream();
while (LdapPacket.TryParsePacket(stream, out var requestPacket))
{
LogPacket(requestPacket);
if (requestPacket.ChildAttributes.Any(o => o.LdapOperation == LdapOperation.BindRequest))
{
isBound = HandleBindRequest(stream, requestPacket);
}
if (isBound) // Only handle other requests if the client is bound, dont allow any anonymous searches
{
if (requestPacket.ChildAttributes.Any(o => o.LdapOperation == LdapOperation.SearchRequest))
{
HandleSearchRequest(stream, requestPacket);
}
}
}
_log.Debug($"Connection closed to {client.Client.RemoteEndPoint}");
}
catch (IOException ioex)
{
_log.Warn("oops", ioex);
}
catch (Exception ex)
{
_log.Error("Something went wrong", ex);
}
}