thermostat/flake.nix

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{
description = "Firmware for the Sinara 8451 Thermostat";
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inputs.nixpkgs.url = github:NixOS/nixpkgs/nixos-23.05;
inputs.mozilla-overlay = { url = github:mozilla/nixpkgs-mozilla; flake = false; };
outputs = { self, nixpkgs, mozilla-overlay }:
let
pkgs = import nixpkgs { system = "x86_64-linux"; overlays = [ (import mozilla-overlay) ]; };
rustManifest = pkgs.fetchurl {
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url = "https://static.rust-lang.org/dist/2022-12-15/channel-rust-stable.toml";
hash = "sha256-S7epLlflwt0d1GZP44u5Xosgf6dRrmr8xxC+Ml2Pq7c=";
};
targets = [
"thumbv7em-none-eabihf"
];
rustChannelOfTargets = _channel: _date: targets:
(pkgs.lib.rustLib.fromManifestFile rustManifest {
inherit (pkgs) stdenv lib fetchurl patchelf;
}).rust.override {
inherit targets;
extensions = ["rust-src"];
};
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rust = rustChannelOfTargets "stable" null targets;
rustPlatform = pkgs.recurseIntoAttrs (pkgs.makeRustPlatform {
rustc = rust;
cargo = rust;
});
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thermostat = rustPlatform.buildRustPackage {
name = "thermostat";
version = "0.0.0";
src = self;
cargoLock = {
lockFile = ./Cargo.lock;
outputHashes = {
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"stm32-eth-0.2.0" = "sha256-48RpZgagUqgVeKm7GXdk3Oo0v19ScF9Uby0nTFlve2o=";
};
};
nativeBuildInputs = [ pkgs.llvm ];
buildPhase = ''
cargo build --release --bin thermostat
'';
installPhase = ''
mkdir -p $out $out/nix-support
cp target/thumbv7em-none-eabihf/release/thermostat $out/thermostat.elf
echo file binary-dist $out/thermostat.elf >> $out/nix-support/hydra-build-products
llvm-objcopy -O binary target/thumbv7em-none-eabihf/release/thermostat $out/thermostat.bin
echo file binary-dist $out/thermostat.bin >> $out/nix-support/hydra-build-products
'';
dontFixup = true;
};
qasync = pkgs.python3Packages.buildPythonPackage rec {
pname = "qasync";
version = "0.24.0";
src = pkgs.fetchFromGitHub {
owner = "CabbageDevelopment";
repo = "qasync";
rev = "v${version}";
sha256 = "sha256-ls5F+VntXXa3n+dULaYWK9sAmwly1nk/5+RGWLrcf2Y=";
};
propagatedBuildInputs = [ pkgs.python3Packages.pyqt6 ];
nativeCheckInputs = [ pkgs.python3Packages.pytest ];
checkPhase = ''
pytest -k 'test_qthreadexec.py' # the others cause the test execution to be aborted, I think because of asyncio
'';
};
thermostat_gui = pkgs.python3Packages.buildPythonPackage rec {
pname = "thermostat_gui";
version = "0.0.0";
src = self;
preBuild =
''
export VERSIONEER_OVERRIDE=${version}
export VERSIONEER_REV=v0.0.0
'';
nativeBuildInputs = [ pkgs.qt6.wrapQtAppsHook ];
propagatedBuildInputs = (with pkgs.python3Packages; [ pyqtgraph pyqt6 qasync]);
dontWrapQtApps = true;
postFixup = ''
ls -al $out/
wrapQtApp "$out/pytec/tec_qt"
'';
};
in {
packages.x86_64-linux = {
inherit thermostat qasync thermostat_gui;
};
hydraJobs = {
inherit thermostat;
};
devShell.x86_64-linux = pkgs.mkShell {
name = "thermostat-dev-shell";
buildInputs = with pkgs; [
rust openocd dfu-util
] ++ (with python3Packages; [
numpy matplotlib pyqtgraph setuptools pyqt6 qasync
]);
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shellHook=
''
export QT_PLUGIN_PATH=${pkgs.qt6.qtbase}/${pkgs.qt6.qtbase.dev.qtPluginPrefix}
export QML2_IMPORT_PATH=${pkgs.qt6.qtbase}/${pkgs.qt6.qtbase.dev.qtQmlPrefix}
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'';
};
defaultPackage.x86_64-linux = thermostat;
};
}