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@@ -30,6 +30,10 @@ namespace DhcpServer
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private static string _pxeFileName;
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private static string _ipxeScriptUri;
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+ private static string _u64FileName;
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+ private static string _u86FileName;
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+ private static string _uHttpFileName;
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+
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private static IReadOnlyCollection<PoolSlot> _pool;
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private static IPAddress _ipxeRouter;
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private static IPAddress _pxeRouter;
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@@ -131,6 +135,7 @@ namespace DhcpServer
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var clientMac = packet.ClientMacAddressHex;
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Console.WriteLine($" {packet.MessageType} by {clientMac}");
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+ Console.WriteLine($" {packet.Vendor ?? "Unknown Vendor"} / {packet.UserClass ?? "Unknown Class"}");
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DhcpMessageType reply;
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switch (packet.MessageType)
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@@ -158,7 +163,13 @@ namespace DhcpServer
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var requestParameters = packet.Options[DhcpOption.ParameterRequestList];
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var hostName = packet.HostName;
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var userClass = packet.UserClass;
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- var ven = packet.Vendor;
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+ var vendor = packet.Vendor;
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+
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+ //byte arch = 0;
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+ //if (packet.Options.TryGetValue(DhcpOption.ClientIdentifier, out var bufArch))
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+ //{
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+ // arch = bufArch?.FirstOrDefault() ?? 0;
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+ //}
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// Allocate ip address
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@@ -222,19 +233,38 @@ namespace DhcpServer
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packet.DhcpServerIdentifier = _listenOn.Address;
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- // Extend Process
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+ // vendor spec
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+
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+ packet.Router = _pxeRouter;
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+ packet.TftpServer = _pxeTftp.ToString();
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+ packet.NextServerIpAddress = _pxeTftp;
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if (userClass == "iPXE")
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{
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packet.BootFileName = _ipxeScriptUri;
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packet.Router = _ipxeRouter;
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}
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- else if (requestParameters != null && requestParameters.Contains((byte)67))
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+ else
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{
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- packet.Router = _pxeRouter;
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- packet.BootFileName = _pxeFileName;
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- packet.TftpServer = _pxeTftp.ToString();
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- packet.NextServerIpAddress = _pxeTftp;
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+ if (true == vendor?.StartsWith("PXEClient:Arch:00000"))
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+ {
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+ //Legacy
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+ packet.BootFileName = _pxeFileName;
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+ }
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+ else if (true == vendor?.StartsWith("PXEClient:Arch:00002")
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+ || true == vendor?.StartsWith("PXEClient:Arch:00006"))
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+ {
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+ //UEFI x86
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+ packet.BootFileName = _u86FileName;
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+ }
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+ else if (true == vendor?.StartsWith("PXEClient:Arch:00007")
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+ || true == vendor?.StartsWith("PXEClient:Arch:00008")
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+ || true == vendor?.StartsWith("PXEClient:Arch:00009")
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+ )
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+ {
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+ //UEFI x64
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+ packet.BootFileName = _u64FileName;
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+ }
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}
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}
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}
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@@ -280,32 +310,6 @@ namespace DhcpServer
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slots[0] = new PoolSlot(_poolStart);
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for (var i = 1; i < _poolSize; i++) slots[i] = new PoolSlot(slots[i - 1].Address.NextAddress());
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- //Task.Factory.StartNew(() =>
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- //{
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- // foreach (var item in slots)
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- // {
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- // item.MacStatus = "Requesting...";
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- // var mac = GetMac(item.Address, out var err);
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- // if (null != mac)
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- // {
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- // item.Mac = mac;
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- // item.LastConfirm = DateTime.Now;
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- // item.MacStatus = "OK";
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- // }
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- // else
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- // {
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- // item.MacStatus = err ?? "Fail";
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- // }
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- // }
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-
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- // foreach (var slot in slots)
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- // {
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- // slot.HostNameStatus = "Requesting...";
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- // slot.HostName = GetHostName(slot.Address, out var err);
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- // slot.HostNameStatus = err ?? "OK";
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- // }
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- //});
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-
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_pool = slots;
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}
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@@ -319,8 +323,10 @@ namespace DhcpServer
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_dns = IPAddress.Parse(Settings.Default.Dns);
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_pxeRouter = IPAddress.Parse(Settings.Default.PxeRouter);
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_pxeTftp = IPAddress.Parse(Settings.Default.PxeTftp);
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- _pxeFileName = Settings.Default.PxeFileName;
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- _ipxeScriptUri = Settings.Default.IpxeScriptUri;
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+ _pxeFileName = Settings.Default.FileName;
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+ _u64FileName = Settings.Default.FileName_UEFI_x64;
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+ _u86FileName = Settings.Default.FileName_UEFI_I386;
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+ _ipxeScriptUri = Settings.Default.FileName_iPXE_HTTP;
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_ipxeRouter = IPAddress.Parse(Settings.Default.IpxeRouter);
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_broadcastAddress = IPAddress.Parse(Settings.Default.BroadcastAddress);
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}
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@@ -393,116 +399,5 @@ namespace DhcpServer
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return msg;
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}
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-
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- //-----------------------------
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-
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- private static void Working()
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- {
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- if (DhcpEntryManager.CreateDefaultEntryIfNoExist()) Console.WriteLine("Default client entry config created.");
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-
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- var listenEndPoint = new IPEndPoint(IPAddress.Parse(Settings.Default.ListenOn), 67);
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-
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- var socket = new Socket(listenEndPoint.AddressFamily, SocketType.Dgram, ProtocolType.Udp)
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- {
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- EnableBroadcast = true,
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- SendBufferSize = 65536,
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- ReceiveBufferSize = 65536
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- };
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- socket.Bind(listenEndPoint);
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-
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- var upTime = DateTime.Now;
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-
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- Console.WriteLine($"DHCP Server started, listing on: {listenEndPoint}");
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-
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- var buffer = new byte[65536];
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- EndPoint remoteEndPoint = new IPEndPoint(IPAddress.Any, 68);
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- var polling = DateTime.Now;
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-
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- var pooled = false;
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- while (_isRunning)
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- {
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- Console.CursorLeft = 0;
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- if (false == socket.Poll(500 * 1000, SelectMode.SelectRead))
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- {
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- var timeSpan = DateTime.Now - polling;
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- var up = DateTime.Now - upTime;
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- Console.Write("Polling sockets..." +
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- $" {timeSpan.Days:00}D {timeSpan.Hours:00}H {timeSpan.Minutes:00}M {timeSpan.Seconds:00}S {timeSpan.Milliseconds:000}" +
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- $" / UP {up.Days:00}D {up.Hours:00}H {up.Minutes:00}M {up.Seconds:00}S {up.Milliseconds:000}");
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- pooled = true;
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- }
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- else // polled
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- {
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- if (pooled)
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- {
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- pooled = false;
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- Console.WriteLine();
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- }
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-
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- var bytes = socket.ReceiveFrom(buffer, 0, buffer.Length, SocketFlags.None, ref remoteEndPoint);
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- Console.Write($"Receive {bytes} byte From {remoteEndPoint}");
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-
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- try
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- {
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- var packet = new DhcpPacket(buffer);
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-
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- var mac = packet.ClientMacAddressHex;
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- Console.Write($" {packet.MessageType} by {mac}");
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-
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- var entry = DhcpEntryManager.GetClientEntry(mac);
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- if (entry.Enable == false)
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- {
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- Console.WriteLine(" ** No enabled, please edit config file.");
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- }
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- else
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- {
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- packet.OpCode = DhcpOpCode.BootReply;
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- DhcpMessageType reply;
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- switch (packet.MessageType)
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- {
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- default:
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- reply = DhcpMessageType.Unknown;
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- break;
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-
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- case DhcpMessageType.Discover:
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- reply = DhcpMessageType.Offer;
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- break;
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-
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- case DhcpMessageType.Request:
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- reply = DhcpMessageType.Ack;
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- break;
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- }
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-
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- if (reply != DhcpMessageType.Unknown)
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- {
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- var userClass = packet.UserClass;
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- packet.Options.Clear();
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- packet.DhcpServerIdentifier = listenEndPoint.Address;
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- packet.MessageType = reply;
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-
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- packet.LoadClientEntry(DhcpEntryManager.GetDefaultEntry());
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- packet.LoadClientEntry(DhcpEntryManager.GetDefaultEntry(userClass));
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-
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- packet.LoadClientEntry(entry);
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- packet.LoadClientEntry(DhcpEntryManager.GetClientEntry(mac, userClass));
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-
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- bytes = packet.WriteToBuffer(buffer);
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- var to = new IPEndPoint(IPAddress.Broadcast, 68);
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- Console.WriteLine();
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- Console.WriteLine($"Send {bytes} bytes to {to} {packet.MessageType} by {mac}");
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- socket.SendTo(buffer, 0, bytes, SocketFlags.None, to);
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- }
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- }
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- }
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- catch (Exception e)
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- {
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- Console.WriteLine(e);
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- }
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- polling = DateTime.Now;
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- }// end if poll
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- }
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-
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- socket.Close();
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- }
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}
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}
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