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initialise with pylibbpf name

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Signed-off-by: varun-r-mallya <varunrmallya@gmail.com>
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varun-r-mallya
2025-09-20 23:24:14 +05:30
parent f5eb8e18c2
commit 97eb8f6d1a
14 changed files with 406 additions and 261 deletions
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27
.appveyor.yml
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@ -1,27 +0,0 @@
version: '{build}'
image: Visual Studio 2019
platform:
- x86
- x64
environment:
global:
DISTUTILS_USE_SDK: 1
PYTHONWARNINGS: ignore:DEPRECATION
MSSdk: 1
matrix:
- PYTHON: 37
install:
- cmd: '"%VS140COMNTOOLS%\..\..\VC\vcvarsall.bat" %PLATFORM%'
- ps: |
git submodule update -q --init --recursive
if ($env:PLATFORM -eq "x64") { $env:PYTHON = "$env:PYTHON-x64" }
$env:PATH = "C:\Python$env:PYTHON\;C:\Python$env:PYTHON\Scripts\;$env:PATH"
python -m pip install --disable-pip-version-check --upgrade --no-warn-script-location pip build pytest
build_script:
- ps: |
python -m build -s
cd dist
python -m pip install --verbose cmake_example-0.0.1.tar.gz
cd ..
test_script:
- ps: python -m pytest

48
.github/workflows/conda.yml vendored
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@ -1,48 +0,0 @@
name: Conda
on:
workflow_dispatch:
push:
branches:
- master
pull_request:
jobs:
build:
strategy:
fail-fast: false
matrix:
platform: [ubuntu-latest, windows-latest, macos-12]
python-version: ["3.8", "3.10"]
runs-on: ${{ matrix.platform }}
# The setup-miniconda action needs this to activate miniconda
defaults:
run:
shell: "bash -l {0}"
steps:
- uses: actions/checkout@v4
with:
submodules: true
- name: Get conda
uses: conda-incubator/setup-miniconda@v3.0.4
with:
python-version: ${{ matrix.python-version }}
channels: conda-forge
channel-priority: strict
# Currently conda-build requires the dead package "toml" but doesn't declare it
- name: Prepare
run: conda install conda-build conda-verify pytest toml
- name: Build
run: conda build conda.recipe
- name: Install
run: conda install -c ${CONDA_PREFIX}/conda-bld/ cmake_example
- name: Test
run: python -m pytest

35
.github/workflows/pip.yml vendored
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@ -6,31 +6,46 @@ on:
push:
branches:
- master
- main
jobs:
build:
strategy:
fail-fast: false
matrix:
platform: [windows-latest, macos-13, ubuntu-latest]
python-version: ["3.7", "3.11"]
platform: [ubuntu-latest]
python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
runs-on: ${{ matrix.platform }}
steps:
- uses: actions/checkout@v4
with:
submodules: true
- uses: actions/setup-python@v5
with:
python-version: ${{ matrix.python-version }}
- name: Install system dependencies
run: |
sudo apt-get update
sudo apt-get install -y \
libbpf-dev \
linux-headers-generic \
build-essential \
cmake \
ninja-build
- name: Add requirements
run: python -m pip install --upgrade wheel setuptools
run: python -m pip install --upgrade pip wheel setuptools
- name: Build and install
run: pip install --verbose .[test]
- name: Test import
run: python -c "import pylibbpf; print('Import successful')"
- name: Test
run: python -m pytest
run: python -m pytest -v

81
.github/workflows/wheels.yml vendored
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@ -1,11 +1,11 @@
name: Wheels
on:
workflow_dispatch:
pull_request:
push:
branches:
- master
- main
release:
types:
- published
@ -18,64 +18,93 @@ jobs:
- uses: actions/checkout@v4
with:
submodules: true
- name: Build SDist
run: pipx run build --sdist
- name: Check metadata
run: pipx run twine check dist/*
- uses: actions/upload-artifact@v4
with:
name: cibw-sdist
path: dist/*.tar.gz
build_wheels:
name: Wheels on ${{ matrix.os }}
runs-on: ${{ matrix.os }}
name: Build wheels on Linux
runs-on: ubuntu-latest
strategy:
fail-fast: false
matrix:
os: [ubuntu-latest, windows-latest, macos-13]
# Build for both x86_64 and aarch64
arch: [x86_64, aarch64]
steps:
- uses: actions/checkout@v4
with:
submodules: true
- uses: pypa/cibuildwheel@v2.17
# Set up QEMU for aarch64 emulation
- name: Set up QEMU
if: matrix.arch == 'aarch64'
uses: docker/setup-qemu-action@v3
with:
platforms: arm64
- name: Build wheels
uses: pypa/cibuildwheel@v2.17
env:
CIBW_ARCHS_MACOS: auto universal2
# Only build for Linux
CIBW_PLATFORM: linux
CIBW_ARCHS_LINUX: ${{ matrix.arch }}
# Python versions to build for
CIBW_BUILD: "cp38-* cp39-* cp310-* cp311-* cp312-*"
CIBW_SKIP: "*-musllinux*" # Skip musl builds, focus on glibc
# Install system dependencies before building
CIBW_BEFORE_ALL_LINUX: >
yum install -y epel-release &&
yum install -y libbpf-devel kernel-headers ||
(apt-get update && apt-get install -y libbpf-dev linux-headers-generic)
# Test the built wheels
CIBW_TEST_COMMAND: "python -c 'import pylibbpf; print(f\"pylibbpf {pylibbpf.__version__} imported successfully\")'"
# Skip testing on emulated architectures (too slow)
CIBW_TEST_SKIP: "*-linux_aarch64"
- name: Verify clean directory
run: git diff --exit-code
shell: bash
- name: Upload wheels
uses: actions/upload-artifact@v4
with:
name: cibw-wheels-${{ matrix.os }}
name: cibw-wheels-linux-${{ matrix.arch }}
path: wheelhouse/*.whl
upload_all:
name: Upload if release
name: Upload to PyPI if release
needs: [build_wheels, build_sdist]
runs-on: ubuntu-latest
if: github.event_name == 'release' && github.event.action == 'published'
permissions:
# IMPORTANT: this permission is mandatory for trusted publishing
id-token: write
environment:
name: pypi
# url: https://pypi.org/project/pylibbpf/${{ github.event.release.name }}
steps:
- uses: actions/setup-python@v5
with:
python-version: "3.x"
- uses: actions/download-artifact@v4
- name: Download all artifacts
uses: actions/download-artifact@v4
with:
pattern: cibw-*
path: dist
merge-multiple: true
- uses: pypa/gh-action-pypi-publish@release/v1
- name: Publish to PyPI
uses: pypa/gh-action-pypi-publish@release/v1
with:
password: ${{ secrets.pypi_password }}
packages-dir: dist/

3
.gitignore vendored
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@ -6,3 +6,6 @@ _generate/
*.py[cod]
*.egg-info
*env*
build/
*venv/
.idea/

8
CMakeLists.txt
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@ -1,10 +1,10 @@
cmake_minimum_required(VERSION 3.4...3.18)
project(cmake_example)
cmake_minimum_required(VERSION 4.0)
project(pylibbpf)
add_subdirectory(pybind11)
pybind11_add_module(cmake_example src/main.cpp)
pybind11_add_module(pylibbpf src/main.cpp)
# EXAMPLE_VERSION_INFO is defined by setup.py and passed into the C++ code as a
# define (VERSION_INFO) here.
target_compile_definitions(cmake_example
target_compile_definitions(pylibbpf
PRIVATE VERSION_INFO=${EXAMPLE_VERSION_INFO})

226
LICENSE
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@ -1,36 +1,202 @@
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23
README.md
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@ -1,26 +1,5 @@
# cmake_example for pybind11
[![Gitter][gitter-badge]][gitter-link]
| CI | status |
|----------------------|--------|
| MSVC 2019 | [![AppVeyor][appveyor-badge]][appveyor-link] |
| conda.recipe | [![Conda Actions Status][actions-conda-badge]][actions-conda-link] |
| pip builds | [![Pip Actions Status][actions-pip-badge]][actions-pip-link] |
| [`cibuildwheel`][] | [![Wheels Actions Status][actions-wheels-badge]][actions-wheels-link] |
[gitter-badge]: https://badges.gitter.im/pybind/Lobby.svg
[gitter-link]: https://gitter.im/pybind/Lobby
[actions-badge]: https://github.com/pybind/cmake_example/workflows/Tests/badge.svg
[actions-conda-link]: https://github.com/pybind/cmake_example/actions?query=workflow%3A%22Conda
[actions-conda-badge]: https://github.com/pybind/cmake_example/workflows/Conda/badge.svg
[actions-pip-link]: https://github.com/pybind/cmake_example/actions?query=workflow%3A%22Pip
[actions-pip-badge]: https://github.com/pybind/cmake_example/workflows/Pip/badge.svg
[actions-wheels-link]: https://github.com/pybind/cmake_example/actions?query=workflow%3AWheels
[actions-wheels-badge]: https://github.com/pybind/cmake_example/workflows/Wheels/badge.svg
[appveyor-link]: https://ci.appveyor.com/project/dean0x7d/cmake-example/branch/master
[appveyor-badge]: https://ci.appveyor.com/api/projects/status/57nnxfm4subeug43/branch/master?svg=true
An example [pybind11](https://github.com/pybind/pybind11) module built with a
CMake-based build system. This is useful for C++ codebases that have an
existing CMake project structure. This is being replaced by
@ -43,7 +22,7 @@ Problems vs. scikit-build-core based example:
## Prerequisites
* A compiler with C++11 support
* Pip 10+ or CMake >= 3.4 (or 3.14+ on Windows, which was the first version to support VS 2019)
* Pip 10+ or CMake >= 4.1
* Ninja or Pip 10+

38
conda.recipe/meta.yaml
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@ -1,38 +0,0 @@
package:
name: cmake_example
version: 0.0.1
source:
path: ..
build:
number: 0
script: {{ PYTHON }} -m pip install . -vvv
requirements:
build:
- "{{ compiler('cxx') }}"
- cmake
- ninja
host:
- python
- pip !=22.1.0
run:
- python
test:
requires:
- pytest
imports:
- cmake_example
source_files:
- tests
commands:
- python -m pytest
about:
summary: A CMake example project built with pybind11.
license_file: LICENSE

2
pybind11

Submodule pybind11 updated: 914c06fb25...f5fbe867d2

75
pyproject.toml
View File

@ -3,13 +3,48 @@ requires = [
"setuptools>=42",
"wheel",
"ninja",
"cmake>=3.12",
"cmake>=4.0",
]
build-backend = "setuptools.build_meta"
[project]
name = "pylibbpf"
version = "0.0.1"
description = "Python Bindings for Libbpf"
authors = [
{ name = "r41k0u", email = "pragyanshchaturvedi18@gmail.com" },
{ name = "varun-r-mallya", email = "varunrmallya@gmail.com" }
]
readme = "README.md"
license = { text = "Apache-2.0" }
requires-python = ">=3.8"
classifiers = [
"Development Status :: 3 - Alpha",
"Intended Audience :: Developers",
"License :: OSI Approved :: Apache Software License",
"Operating System :: POSIX :: Linux",
"Programming Language :: Python :: 3",
"Programming Language :: Python :: 3.8",
"Programming Language :: Python :: 3.9",
"Programming Language :: Python :: 3.10",
"Programming Language :: Python :: 3.11",
"Programming Language :: Python :: 3.12",
"Programming Language :: C++",
"Topic :: Software Development :: Libraries :: Python Modules",
"Topic :: System :: Operating System Kernels :: Linux",
]
[project.optional-dependencies]
test = ["pytest>=6.0"]
[project.urls]
Homepage = "https://github.com/varun-r-mallya/pylibbpf"
Repository = "https://github.com/varun-r-mallya/pylibbpf"
Issues = "https://github.com/varun-r-mallya/pylibbpf/issues"
[tool.mypy]
files = "setup.py"
python_version = "3.7"
python_version = "3.8"
strict = true
show_error_codes = true
enable_error_code = ["ignore-without-code", "redundant-expr", "truthy-bool"]
@ -19,7 +54,6 @@ warn_unreachable = true
module = ["ninja"]
ignore_missing_imports = true
[tool.pytest.ini_options]
minversion = "6.0"
addopts = ["-ra", "--showlocals", "--strict-markers", "--strict-config"]
@ -31,20 +65,39 @@ filterwarnings = [
testpaths = ["tests"]
[tool.cibuildwheel]
build = ["cp38-*", "cp39-*", "cp310-*", "cp311-*", "cp312-*"]
skip = ["*-win32", "*-win_amd64", "*-macosx*", "pp*"]
# Build for both x86_64 and aarch64 on Linux
archs = ["x86_64", "aarch64"]
# Linux-specific settings
[tool.cibuildwheel.linux]
before-all = [
"yum install -y epel-release || apt-get update",
"yum install -y libbpf-devel kernel-headers || apt-get install -y libbpf-dev linux-headers-generic",
]
# Skip testing on emulated architectures (too slow)
test-skip = ["*_aarch64", "*_arm64"]
# Test command for supported architectures
test-command = "pytest {project}/tests"
test-extras = ["test"]
test-skip = ["*universal2:arm64"]
# Setuptools bug causes collision between pypy and cpython artifacts
before-build = "rm -rf {project}/build"
environment = { CMAKE_BUILD_PARALLEL_LEVEL = "2" }
[tool.ruff]
target-version = "py37"
target-version = "py38"
line-length = 88
[tool.ruff.lint]
extend-select = [
"B", # flake8-bugbear
"I", # isort
"PGH", # pygrep-hooks
"RUF", # Ruff-specific
"UP", # pyupgrade
"B", # flake8-bugbear
"I", # isort
"PGH", # pygrep-hooks
"RUF", # Ruff-specific
"UP", # pyupgrade
]

94
setup.py
View File

@ -50,20 +50,19 @@ class CMakeBuild(build_ext):
f"-DCMAKE_BUILD_TYPE={cfg}", # not used on MSVC, but no harm
]
build_args = []
# Adding CMake arguments set as environment variable
# (needed e.g. to build for ARM OSx on conda-forge)
if "CMAKE_ARGS" in os.environ:
cmake_args += [item for item in os.environ["CMAKE_ARGS"].split(" ") if item]
# In this example, we pass in the version to C++. You might not need to.
cmake_args += [f"-DEXAMPLE_VERSION_INFO={self.distribution.get_version()}"]
# Pass version to CMake
cmake_args += [f"-DPYLIBBPF_VERSION_INFO={self.distribution.get_version()}"]
if self.compiler.compiler_type != "msvc":
# Linux-specific build configuration
if sys.platform.startswith("linux"):
# Using Ninja-build since it a) is available as a wheel and b)
# multithreads automatically. MSVC would require all variables be
# exported for Ninja to pick it up, which is a little tricky to do.
# Users can override the generator with CMAKE_GENERATOR in CMake
# 3.15+.
# multithreads automatically.
if not cmake_generator or cmake_generator == "Ninja":
try:
import ninja
@ -76,31 +75,25 @@ class CMakeBuild(build_ext):
except ImportError:
pass
else:
# Single config generators are handled "normally"
single_config = any(x in cmake_generator for x in {"NMake", "Ninja"})
# Handle cross-compilation for different architectures on Linux
# This is useful for building ARM binaries on x86 systems or vice versa
target_arch = os.environ.get("TARGET_ARCH", "")
if target_arch:
if target_arch in ["arm64", "aarch64"]:
cmake_args += [
"-DCMAKE_SYSTEM_PROCESSOR=aarch64",
"-DCMAKE_C_COMPILER=aarch64-linux-gnu-gcc",
"-DCMAKE_CXX_COMPILER=aarch64-linux-gnu-g++",
]
elif target_arch in ["arm", "armv7l"]:
cmake_args += [
"-DCMAKE_SYSTEM_PROCESSOR=arm",
"-DCMAKE_C_COMPILER=arm-linux-gnueabihf-gcc",
"-DCMAKE_CXX_COMPILER=arm-linux-gnueabihf-g++",
]
# CMake allows an arch-in-generator style for backward compatibility
contains_arch = any(x in cmake_generator for x in {"ARM", "Win64"})
# Specify the arch if using MSVC generator, but only if it doesn't
# contain a backward-compatibility arch spec already in the
# generator name.
if not single_config and not contains_arch:
cmake_args += ["-A", PLAT_TO_CMAKE[self.plat_name]]
# Multi-config generators have a different way to specify configs
if not single_config:
cmake_args += [
f"-DCMAKE_LIBRARY_OUTPUT_DIRECTORY_{cfg.upper()}={extdir}"
]
build_args += ["--config", cfg]
if sys.platform.startswith("darwin"):
# Cross-compile support for macOS - respect ARCHFLAGS if set
archs = re.findall(r"-arch (\S+)", os.environ.get("ARCHFLAGS", ""))
if archs:
cmake_args += ["-DCMAKE_OSX_ARCHITECTURES={}".format(";".join(archs))]
elif not sys.platform.startswith("linux"):
raise RuntimeError("pylibbpf is only supported on Linux platforms")
# Set CMAKE_BUILD_PARALLEL_LEVEL to control the parallel build level
# across all generators.
@ -123,18 +116,39 @@ class CMakeBuild(build_ext):
)
# The information here can also be placed in setup.cfg - better separation of
# logic and declaration, and simpler if you include description/version in a file.
# Read long description from README
readme_path = Path(__file__).parent / "README.md"
long_description = ""
if readme_path.exists():
long_description = readme_path.read_text(encoding="utf-8")
setup(
name="cmake_example",
name="pylibbpf",
version="0.0.1",
author="Dean Moldovan",
author_email="dean0x7d@gmail.com",
description="A test project using pybind11 and CMake",
long_description="",
ext_modules=[CMakeExtension("cmake_example")],
author="varun-r-mallya, r41k0u",
author_email="varunrmallyagmail.com",
description="Python Bindings for Libbpf",
long_description=long_description,
long_description_content_type="text/markdown",
url="https://github.com/varun-r-mallya/pylibbpf",
ext_modules=[CMakeExtension("pylibbpf")],
cmdclass={"build_ext": CMakeBuild},
zip_safe=False,
classifiers=[
"Development Status :: 3 - Alpha",
"Intended Audience :: Developers",
"License :: OSI Approved :: Apache Software License",
"Operating System :: POSIX :: Linux",
"Programming Language :: Python :: 3",
"Programming Language :: Python :: 3.8",
"Programming Language :: Python :: 3.9",
"Programming Language :: Python :: 3.10",
"Programming Language :: Python :: 3.11",
"Programming Language :: Python :: 3.12",
"Programming Language :: C++",
"Topic :: Software Development :: Libraries :: Python Modules",
"Topic :: System :: Operating System Kernels :: Linux",
],
extras_require={"test": ["pytest>=6.0"]},
python_requires=">=3.7",
python_requires=">=3.8",
)

4
src/main.cpp
View File

@ -9,12 +9,12 @@ int add(int i, int j) {
namespace py = pybind11;
PYBIND11_MODULE(cmake_example, m) {
PYBIND11_MODULE(pylibbpf, m) {
m.doc() = R"pbdoc(
Pybind11 example plugin
-----------------------
.. currentmodule:: cmake_example
.. currentmodule:: pylibbpf
.. autosummary::
:toctree: _generate

3
tests/test_basic.py
View File

@ -1,5 +1,4 @@
import cmake_example as m
import pylibbpf as m
def test_main():
assert m.__version__ == "0.0.1"