nixpkgs/pkgs/servers/klipper/default.nix

66 lines
1.9 KiB
Nix

{ stdenv
, lib
, fetchFromGitHub
, python3
, unstableGitUpdater
}:
stdenv.mkDerivation rec {
pname = "klipper";
version = "unstable-2023-03-15";
src = fetchFromGitHub {
owner = "KevinOConnor";
repo = "klipper";
rev = "c54d83c9f134d47f00da5ecd0d762e01748aaa59";
sha256 = "sha256-zPK1dzUFLQmno4A7jEStininVcYpUh0WAFjlAqnTLS0=";
};
sourceRoot = "source/klippy";
# NB: This is needed for the postBuild step
nativeBuildInputs = [ (python3.withPackages ( p: with p; [ cffi ] )) ];
buildInputs = [ (python3.withPackages (p: with p; [ cffi pyserial greenlet jinja2 markupsafe numpy ])) ];
# we need to run this to prebuild the chelper.
postBuild = ''
python ./chelper/__init__.py
'';
# Python 3 is already supported but shebangs aren't updated yet
postPatch = ''
for file in klippy.py console.py parsedump.py; do
substituteInPlace $file \
--replace '/usr/bin/env python2' '/usr/bin/env python'
done
'';
# NB: We don't move the main entry point into `/bin`, or even symlink it,
# because it uses relative paths to find necessary modules. We could wrap but
# this is used 99% of the time as a service, so it's not worth the effort.
installPhase = ''
runHook preInstall
mkdir -p $out/lib/klipper
cp -r ./* $out/lib/klipper
# Moonraker expects `config_examples` and `docs` to be available
# under `klipper_path`
cp -r $src/docs $out/lib/docs
cp -r $src/config $out/lib/config
chmod 755 $out/lib/klipper/klippy.py
runHook postInstall
'';
passthru.updateScript = unstableGitUpdater { url = meta.homepage; };
meta = with lib; {
description = "The Klipper 3D printer firmware";
homepage = "https://github.com/KevinOConnor/klipper";
maintainers = with maintainers; [ lovesegfault zhaofengli cab404 ];
platforms = platforms.linux;
license = licenses.gpl3Only;
};
}