Files
2025-11-20 03:26:22 +00:00

56 lines
1.4 KiB
Nix

{
lib,
stdenv,
fetchFromGitHub,
kernel,
kernelModuleMakeFlags,
}:
let
isKernelRT =
(kernel.structuredExtraConfig ? PREEMPT_RT)
&& (kernel.structuredExtraConfig.PREEMPT_RT == lib.kernel.yes);
in
stdenv.mkDerivation (finalAttrs: {
name = "${finalAttrs.pname}-${finalAttrs.version}-${kernel.version}";
pname = "lkrg";
version = "1.0.0";
src = fetchFromGitHub {
owner = "lkrg-org";
repo = "lkrg";
rev = "v${finalAttrs.version}";
hash = "sha256-Eb0+rgbI+gbY1NjVyPLB6kZgDsYoSCxjy162GophiMI=";
};
hardeningDisable = [ "pic" ];
nativeBuildInputs = kernel.moduleBuildDependencies;
makeFlags = kernelModuleMakeFlags ++ [
"KERNEL=${kernel.dev}/lib/modules/${kernel.modDirVersion}/build"
];
enableParallelBuilding = true;
dontConfigure = true;
prePatch = ''
substituteInPlace Makefile --replace "KERNEL := " "KERNEL ?= "
'';
installPhase = ''
runHook preInstall
install -D lkrg.ko $out/lib/modules/${kernel.modDirVersion}/extra/lkrg.ko
runHook postInstall
'';
meta = {
description = "LKRG Linux Kernel module";
longDescription = "LKRG performs runtime integrity checking of the Linux kernel and detection of security vulnerability exploits against the kernel.";
homepage = "https://lkrg.org/";
license = lib.licenses.gpl2Only;
maintainers = with lib.maintainers; [ chivay ];
platforms = lib.platforms.linux;
broken = kernel.kernelOlder "5.10" || isKernelRT;
};
})