updated ipxe configuration

hosts/pxe-boot/configuration.nix

@@ -2,7 +2,22 @@
 
 let
   pxeRoot = "/srv/pxe";
-  pxeBaseUrl = "http://pxe-boot";
+  pxeBaseUrl = "http://192.168.2.247";
+
+  bootIpxe = pkgs.writeText "boot.ipxe" ''
+    #!ipxe
+
+    dhcp
+    echo Booting from PXE server...
+    chain ${pxeBaseUrl}/menu.ipxe
+  '';
+
+  autoexecIpxe = pkgs.writeText "autoexec.ipxe" ''
+    #!ipxe
+
+    dhcp
+    chain ${pxeBaseUrl}/boot.ipxe
+  '';
 
   menuIpxe = pkgs.writeText "menu.ipxe" ''
     #!ipxe
@@ -78,6 +93,10 @@ in
     "d ${pxeRoot}/nixos 0755 root root -"
     "d ${pxeRoot}/ubuntu 0755 root root -"
     "d ${pxeRoot}/rescue 0755 root root -"
+    "C+ ${pxeRoot}/boot.ipxe 0644 root root - ${bootIpxe}"
+    "C+ ${pxeRoot}/menu.ipxe 0644 root root - ${menuIpxe}"
+    "C+ ${pxeRoot}/boot/autoexec.ipxe 0644 root root - ${autoexecIpxe}"
+    "C+ ${pxeRoot}/boot/boot.ipxe 0644 root root - ${bootIpxe}"
     "C+ ${pxeRoot}/boot/menu.ipxe 0644 root root - ${menuIpxe}"
     "C+ ${pxeRoot}/boot/ipxe.efi 0644 root root - ${pkgs.ipxe}/ipxe.efi"
     "C+ ${pxeRoot}/boot/undionly.kpxe 0644 root root - ${pkgs.ipxe}/undionly.kpxe"