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{ lib
, stdenv
, fetchFromGitHub
, clang
, bpftools
, docutils
, libbpf
, libcap
, libnl
, nixosTests
}:
stdenv.mkDerivation rec {
pname = "bpftune";
version = "unstable-2023-12-20";
src = fetchFromGitHub {
owner = "oracle";
repo = "bpftune";
rev = "0e6bca2e5880fcbaac6478c4042f5f9314e61463";
hash = "sha256-y9WQrQb9U5YdzKAR63FzC8V1+jZL027pzAmQPpgM3jM=";
};
postPatch = ''
# otherwise shrink rpath would drop $out/lib from rpath
substituteInPlace src/Makefile \
--replace /lib64 /lib \
--replace /sbin /bin \
--replace ldconfig true
substituteInPlace src/bpftune.service \
--replace /usr/sbin/bpftune "$out/bin/bpftune"
substituteInPlace include/bpftune/libbpftune.h \
--replace /usr/lib64/bpftune/ "$out/lib/bpftune/" \
--replace /usr/local/lib64/bpftune/ "$out/lib/bpftune/"
substituteInPlace src/libbpftune.c \
--replace /lib/modules /run/booted-system/kernel-modules/lib/modules
substituteInPlace src/Makefile sample_tuner/Makefile \
--replace 'BPF_INCLUDE := /usr/include' 'BPF_INCLUDE := ${lib.getDev libbpf}/include' \
'';
nativeBuildInputs = [
clang
bpftools
docutils # rst2man
];
buildInputs = [
libbpf
libcap
libnl
];
makeFlags = [
"prefix=${placeholder "out"}"
"confprefix=${placeholder "out"}/etc"
"BPFTUNE_VERSION=${version}"
"NL_INCLUDE=${lib.getDev libnl}/include/libnl3"
];
hardeningDisable = [
"stackprotector"
];
passthru.tests = {
inherit (nixosTests) bpftune;
};
enableParallelBuilding = true;
meta = with lib; {
description = "BPF-based auto-tuning of Linux system parameters";
mainProgram = "bpftune";
homepage = "https://github.com/oracle-samples/bpftune";
license = licenses.gpl2Only;
maintainers = with maintainers; [ nickcao ];
};
}
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