65 lines
1.5 KiB
Nix
65 lines
1.5 KiB
Nix
# This module adds a scripted iPXE entry to the GRUB boot menu.
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{ config, lib, pkgs, ... }:
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with lib;
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let
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scripts = builtins.attrNames config.boot.loader.grub.ipxe;
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grubEntry = name:
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''
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menuentry "iPXE - ${name}" {
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linux16 @bootRoot@/ipxe.lkrn
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initrd16 @bootRoot@/${name}.ipxe
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}
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'';
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scriptFile = name:
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let
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value = builtins.getAttr name config.boot.loader.grub.ipxe;
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in
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if builtins.typeOf value == "path" then value
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else builtins.toFile "${name}.ipxe" value;
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in
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{
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options =
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{ boot.loader.grub.ipxe = mkOption {
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type = types.attrsOf (types.either types.path types.str);
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description =
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''
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Set of iPXE scripts available for
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booting from the GRUB boot menu.
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'';
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default = { };
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example = literalExample ''
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{ demo = '''
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#!ipxe
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dhcp
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chain http://boot.ipxe.org/demo/boot.php
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''';
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};
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'';
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};
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};
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config = mkIf (builtins.length scripts != 0) {
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boot.loader.grub.extraEntries =
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if config.boot.loader.grub.version == 2 then
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toString (map grubEntry scripts)
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else
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throw "iPXE is not supported with GRUB 1.";
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boot.loader.grub.extraFiles =
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{ "ipxe.lkrn" = "${pkgs.ipxe}/ipxe.lkrn"; }
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//
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builtins.listToAttrs ( map
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(name: { name = name+".ipxe"; value = scriptFile name; })
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scripts
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);
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};
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}
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