Robert Schütz
297 lines
8.1 KiB
Nix
297 lines
8.1 KiB
Nix
{
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aiohttp,
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alive-progress,
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build,
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clang-tools,
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click,
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colorama,
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coloredlogs,
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cryptography,
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debugpy,
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diskcache,
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fetchFromGitHub,
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fetchpatch,
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glib,
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gn,
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googleapis-common-protos,
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ipython,
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jinja2,
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json5,
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jsonschema,
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lark,
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lib,
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libnl,
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mobly,
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mypy,
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mypy-protobuf,
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ninja,
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openssl,
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packaging,
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parameterized,
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pip-tools,
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pkg-config,
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pkgconfig,
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prompt-toolkit,
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protobuf,
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psutil,
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ptpython,
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pyelftools,
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pyfakefs,
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pygments,
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pykwalify,
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pyperclip,
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pyserial,
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python,
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python-daemon,
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python-path,
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pythonOlder,
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pyyaml,
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requests,
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setuptools,
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six,
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sphinx,
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sphinx-argparse,
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sphinx-design,
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stdenv,
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tabulate,
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tornado,
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types-pyyaml,
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types-requests,
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watchdog,
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websockets,
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zap-chip,
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}:
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stdenv.mkDerivation rec {
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pname = "home-assistant-chip-wheels";
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version = "2025.7.0";
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src = fetchFromGitHub {
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owner = "home-assistant-libs";
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repo = "chip-wheels";
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tag = version;
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fetchSubmodules = false;
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leaveDotGit = true;
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hash = "sha256-SfhsM2RPghFPx0qtoHsXVymwmOWFiEGAyLx6FeB++dg=";
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postFetch = ''
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cd $out
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# Download connectedhomeip.
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git fetch
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git reset --hard HEAD
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git submodule update --init --depth 1 connectedhomeip
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# Initialize only necessary submodules.
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cd connectedhomeip
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${python.interpreter} scripts/checkout_submodules.py --platform linux --shallow
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# Keep the output deterministic.
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cd $out
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# in case python decided to leave a .pyc file, for example
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git clean -fxd
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rm -rf .git/
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'';
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};
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strictDeps = true;
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nativeBuildInputs = [
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gn
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pkg-config
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ninja
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clang-tools
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zap-chip
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# gdbus-codegen
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glib
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pkgconfig
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python
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# dependencies of build scripts
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click
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jinja2
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lark
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python-path
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setuptools
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build
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pip-tools
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];
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propagatedBuildInputs = [
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openssl
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glib
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libnl
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];
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patches = [
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(fetchpatch {
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# Fix building with newer gn version
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name = "pw_protobuf_compiler-Create-a-new-includes.txt-for-each-toolchain.patch";
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# https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/300272
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url = "https://pigweed.googlesource.com/pigweed/pigweed/+/b66729b90fcb9df2ee4818f6d4fff59385cdbc80^!?format=TEXT";
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decode = "base64 -d";
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stripLen = 1;
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extraPrefix = "connectedhomeip/third_party/pigweed/repo/";
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hash = "sha256-6ss3j8j69w7EMio9mFP/EL2oPqQ2sLh67eWsJjHdDa8=";
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})
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# fix `ModuleNotFoundError: No module named 'matter'`
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# https://github.com/project-chip/connectedhomeip/pull/39826
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(fetchpatch {
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url = "https://github.com/project-chip/connectedhomeip/commit/78c6a7e15658f66658eb9f780e1a0c0c176a67d7.patch";
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stripLen = 1;
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extraPrefix = "connectedhomeip/";
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hash = "sha256-s5t9DvmZVpnVelrN9+Ekn0OJl/VouXUGKCgu/PTLHBI=";
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})
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];
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postPatch = ''
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cd connectedhomeip
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export HOME=$(mktemp -d)
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patchShebangs --build scripts
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for patch in ../*.patch; do
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patch -p1 < $patch
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done
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# ecdsa is insecure and only used in tests
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patch -p1 < ${./dont-import-ecdsa.patch}
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# unpin dependencies
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# there are many files to modify, in different formats
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sed -i 's/==.*$//' third_party/pigweed/repo/pw_env_setup/py/pw_env_setup/virtualenv_setup/python_base_requirements.txt
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sed -i 's/==[^;]*//' scripts/setup/constraints.txt scripts/tests/requirements.txt
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sed -i 's/\(^ \+[a-zA-Z0-9-]*\)[=~><]=[^;]*/\1/' third_party/pigweed/repo/pw_protobuf_compiler/py/setup.cfg third_party/pigweed/repo/pw_protobuf/py/setup.cfg third_party/pigweed/repo/pw_protobuf_compiler/py/setup.cfg
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# remove a few dependencies not packaged in nixpkgs and which are apparently
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# not needed to build the python bindings of chip
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sed -i -e '/sphinxcontrib-mermaid/d' -e '/types-six/d' -e '/types-pygment/d' -e '/types-pyserial/d' third_party/pigweed/repo/*/py/setup.cfg
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# obtained by running a build in nix-shell with internet access
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cp ${./pigweed_environment.gni} build_overrides/pigweed_environment.gni
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# some code is generated by a templating tool (zap-cli)
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scripts/codepregen.py ./zzz_pregenerated/
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# `pip._internal.exceptions.InstallationError: ''${PW_PROJECT_ROOT}/scripts/py_matter_idl is not a valid editable requirement`
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substituteInPlace scripts/tests/requirements.txt \
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--replace-fail '-e ''${PW_PROJECT_ROOT}/scripts/py_matter_idl' "" \
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--replace-fail '-e ''${PW_PROJECT_ROOT}/scripts/py_matter_yamltests' ""
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'';
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# the python parts of the build system work as follows
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# gn calls pigweed to read a dozen different files to generate
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# a file looking like requirements.txt. It then calls pip
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# to install this computed list of dependencies into a virtualenv.
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# Of course, pip fails in the sandbox, because it cannot download
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# the python packages.
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# The documented way of doing offline builds is to create a folder
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# with wheel files for all dependencies and point pip to it
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# via its configuration file or environment variables.
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# https://pigweed.dev/python_build.html#installing-offline
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# The wheel of a python package foo is available as foo.dist.
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# So that would be easy, but we also need wheels for transitive dependencies.
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# the function saturateDependencies below computes this transitive closure.
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#
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# yes this list of dependencies contains both build tools and proper dependencies.
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env.PIP_NO_INDEX = "1";
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env.PIP_FIND_LINKS =
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let
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dependencies = [
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aiohttp
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alive-progress
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colorama
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coloredlogs
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click
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cryptography
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debugpy
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diskcache
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googleapis-common-protos
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ipython
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jinja2
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json5
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jsonschema
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lark
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mobly
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mypy
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mypy-protobuf
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packaging
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parameterized
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pkgconfig
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prompt-toolkit
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protobuf
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psutil
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ptpython
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pyfakefs
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pyelftools
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pygments
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pykwalify
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pyperclip
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pyserial
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python-daemon
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python-path
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pyyaml
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requests
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six
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sphinx
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sphinx-argparse
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sphinx-design
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tabulate
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tornado
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types-pyyaml
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types-requests
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watchdog
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websockets
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];
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filterNull = list: lib.filter (dep: dep != null) list;
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toItem = dep: {
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inherit dep;
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key = dep.name;
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};
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saturatedDependencies = lib.genericClosure {
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startSet = map toItem (filterNull dependencies);
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operator = item: map toItem (filterNull ((item.dep).propagatedBuildInputs or [ ]));
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};
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saturatedDependencyList = lib.filter (dep: dep ? dist && dep != null) (
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map (item: item.dep) saturatedDependencies
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);
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in
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lib.concatMapStringsSep " " (dep: "file://${dep.dist}") saturatedDependencyList;
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gnFlags = [
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''chip_project_config_include_dirs=["//.."]''
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''chip_crypto="openssl"''
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''enable_rtti=true''
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''chip_config_memory_debug_checks=false''
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''chip_config_memory_debug_dmalloc=false''
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''chip_mdns="minimal"''
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''chip_minmdns_default_policy="libnl"''
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''chip_python_version="${lib.versions.majorMinor python.version}"''
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''chip_python_platform_tag="any"''
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''chip_python_package_prefix="home-assistant-chip"''
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''custom_toolchain="custom"''
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''target_cc="${stdenv.cc.targetPrefix}cc"''
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''target_cxx="${stdenv.cc.targetPrefix}c++"''
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''target_ar="${stdenv.cc.targetPrefix}ar"''
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];
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preBuild = ''
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export NIX_CFLAGS_COMPILE="$($PKG_CONFIG --cflags glib-2.0) -O2 -Wno-error"
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export NIX_CFLAGS_LINK="$($PKG_CONFIG --libs gio-2.0) $($PKG_CONFIG --libs gobject-2.0) $($PKG_CONFIG --libs glib-2.0)"
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'';
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ninjaFlags = [ "chip-repl" ];
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installPhase = ''
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runHook preInstall
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cp -r controller/python $out
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runHook postInstall
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'';
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meta = {
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description = "Python wheels for APIs and tools related to CHIP";
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homepage = "https://github.com/home-assistant-libs/chip-wheels";
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changelog = "https://github.com/home-assistant-libs/chip-wheels/releases/tag/${src.tag}";
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license = lib.licenses.asl20;
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teams = [ lib.teams.home-assistant ];
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};
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}
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