f08d5fcc17
This doesn't change anything if targetSystem==hostSystem, but it allows fuzzing e.g. a x86_64-linux guest on aarch64-darwin.
78 lines
1.9 KiB
Nix
78 lines
1.9 KiB
Nix
{
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lib,
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stdenv,
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fetchFromGitHub,
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go,
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ncurses,
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}:
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let
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cpus = {
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"x86_64" = "amd64";
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"i686" = "386";
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"aarch64" = "arm64";
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};
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targetSystem = lib.systems.parse.mkSystemFromString stdenv.targetPlatform.system;
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targetOS = targetSystem.kernel.name;
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targetArch = cpus.${targetSystem.cpu.name};
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targetVMArch = cpus.${(lib.systems.parse.mkSystemFromString stdenv.hostPlatform.system).cpu.name};
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in
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stdenv.mkDerivation (finalAttrs: {
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pname = "syzkaller";
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version = "0-unstable-2024-01-09";
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src = fetchFromGitHub {
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owner = "google";
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repo = "syzkaller";
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rev = "67d7ec0a69193b2acbb8cdb5109d5505a9128ac5";
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hash = "sha256-hXYyomTPR7T2zJi49xylQdEXALYV6IbNXdHZo/JHqz8=";
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};
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nativeBuildInputs = [
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go
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ncurses
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];
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postPatch =
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let
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commitDate = lib.concatStringsSep "" (
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builtins.tail (lib.splitString "-" (lib.removePrefix "0-" finalAttrs.version))
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);
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dateString = "${commitDate}-133700"; # commit date + dummy time
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in
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''
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substituteInPlace Makefile \
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--replace-fail '$(shell git rev-parse HEAD)' '${finalAttrs.src.rev}' \
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--replace-fail '$(shell git diff --shortstat)' "" \
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--replace-fail '$(shell git log -n 1 --format="%cd" --date=format:%Y%m%d-%H%M%S)' '${dateString}' \
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--replace-fail './bin' "$out/bin"
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'';
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configurePhase = ''
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runHook preConfigure
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mkdir -p $out/bin
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export GOCACHE=$TMPDIR/go-cache
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export GOPATH="$TMPDIR/go"
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runHook postConfigure
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'';
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makeFlags = [
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"TARGETOS=${targetOS}"
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"TARGETVMARCH=${targetVMArch}"
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"TARGETARCH=${targetArch}"
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];
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dontInstall = true;
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meta = {
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description = "Unsupervised, coverage-guided kernel fuzzer";
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homepage = "https://github.com/google/syzkaller";
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license = lib.licenses.asl20;
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maintainers = [ lib.maintainers.msanft ];
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platforms = lib.platforms.unix;
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mainProgram = "syz-manager";
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};
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})
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