Files
cibuildwheel/cibuildwheel/macos.py
T

310 lines
15 KiB
Python

import os
import shlex
import shutil
import subprocess
import sys
import tempfile
from os import PathLike
from pathlib import Path
from typing import Dict, List, NamedTuple, Optional, Sequence, Union
from .environment import ParsedEnvironment
from .logger import log
from .util import (BuildOptions, BuildSelector, NonPlatformWheelError,
download, get_build_verbosity_extra_flags, get_pip_script,
install_certifi_script, prepare_command)
def call(args: Union[str, Sequence[Union[str, PathLike]]], env: Optional[Dict[str, str]] = None, cwd: Optional[str] = None, shell: bool = False) -> int:
# print the command executing for the logs
if shell:
print(f'+ {args}')
else:
print('+ ' + ' '.join(shlex.quote(str(a)) for a in args))
return subprocess.check_call(args, env=env, cwd=cwd, shell=shell)
class PythonConfiguration(NamedTuple):
version: str
identifier: str
url: str
def get_python_configurations(build_selector: BuildSelector) -> List[PythonConfiguration]:
python_configurations = [
# CPython
PythonConfiguration(version='2.7', identifier='cp27-macosx_x86_64', url='https://www.python.org/ftp/python/2.7.18/python-2.7.18-macosx10.9.pkg'),
# TODO: figure out what's going on in CPython 3.5 on macOS 11. or, remove it :)
# PythonConfiguration(version='3.5', identifier='cp35-macosx_x86_64', url='https://www.python.org/ftp/python/3.5.4/python-3.5.4-macosx10.6.pkg'),
PythonConfiguration(version='3.6', identifier='cp36-macosx_x86_64', url='https://www.python.org/ftp/python/3.6.8/python-3.6.8-macosx10.9.pkg'),
PythonConfiguration(version='3.7', identifier='cp37-macosx_x86_64', url='https://www.python.org/ftp/python/3.7.8/python-3.7.8-macosx10.9.pkg'),
PythonConfiguration(version='3.8', identifier='cp38-macosx_x86_64', url='https://www.python.org/ftp/python/3.8.4/python-3.8.4-macosx10.9.pkg'),
# TODO: Find some better way to select Universal2 vs. regular (note that this works on 10.9+, regardless of the name)
PythonConfiguration(version='3.9', identifier='cp39-macosx_x86_64', url='https://www.python.org/ftp/python/3.9.1/python-3.9.1-macos11.0.pkg'),
PythonConfiguration(version='3.9', identifier='cp39-macosx_universal2', url='https://www.python.org/ftp/python/3.9.1/python-3.9.1-macos11.0.pkg'),
PythonConfiguration(version='3.9', identifier='cp39-macosx_arm64', url='https://www.python.org/ftp/python/3.9.1/python-3.9.1-macos11.0.pkg'),
# PyPy
# TODO: may not support 11.0 yet
# PythonConfiguration(version='2.7', identifier='pp27-macosx_x86_64', url='https://downloads.python.org/pypy/pypy2.7-v7.3.3-osx64.tar.bz2'),
PythonConfiguration(version='3.6', identifier='pp36-macosx_x86_64', url='https://downloads.python.org/pypy/pypy3.6-v7.3.3-osx64.tar.bz2'),
PythonConfiguration(version='3.7', identifier='pp37-macosx_x86_64', url='https://downloads.python.org/pypy/pypy3.7-v7.3.3-osx64.tar.bz2'),
]
# skip builds as required
return [c for c in python_configurations if build_selector(c.identifier)]
SYMLINKS_DIR = Path('/tmp/cibw_bin')
def make_symlinks(installation_bin_path: Path, python_executable: str, pip_executable: str) -> None:
assert (installation_bin_path / python_executable).exists()
# Python bin folders on Mac don't symlink `python3` to `python`, and neither
# does PyPy for `pypy` or `pypy3`, so we do that so `python` and `pip` always
# point to the active configuration.
if SYMLINKS_DIR.exists():
shutil.rmtree(SYMLINKS_DIR)
SYMLINKS_DIR.mkdir(parents=True)
(SYMLINKS_DIR / 'python').symlink_to(installation_bin_path / python_executable)
(SYMLINKS_DIR / 'python-config').symlink_to(installation_bin_path / (python_executable + '-config'))
(SYMLINKS_DIR / 'pip').symlink_to(installation_bin_path / pip_executable)
def install_cpython(version: str, url: str) -> Path:
installed_system_packages = subprocess.check_output(['pkgutil', '--pkgs'], universal_newlines=True).splitlines()
# if this version of python isn't installed, get it from python.org and install
python_package_identifier = f'org.python.Python.PythonFramework-{version}'
python_executable = 'python3' if version[0] == '3' else 'python'
installation_bin_path = Path(f'/Library/Frameworks/Python.framework/Versions/{version}/bin')
if python_package_identifier not in installed_system_packages:
# download the pkg
download(url, Path('/tmp/Python.pkg'))
# install
call(['sudo', 'installer', '-pkg', '/tmp/Python.pkg', '-target', '/'])
# patch open ssl
if version == '3.5':
open_ssl_patch_url = f'https://github.com/mayeut/patch-macos-python-openssl/releases/download/v1.1.1h/patch-macos-python-{version}-openssl-v1.1.1h.tar.gz'
download(open_ssl_patch_url, Path('/tmp/python-patch.tar.gz'))
call(['sudo', 'tar', '-C', f'/Library/Frameworks/Python.framework/Versions/{version}/', '-xmf', '/tmp/python-patch.tar.gz'])
call(["sudo", str(installation_bin_path/python_executable), str(install_certifi_script)])
pip_executable = 'pip3' if version[0] == '3' else 'pip'
make_symlinks(installation_bin_path, python_executable, pip_executable)
return installation_bin_path
def install_pypy(version: str, url: str) -> Path:
pypy_tar_bz2 = url.rsplit('/', 1)[-1]
extension = ".tar.bz2"
assert pypy_tar_bz2.endswith(extension)
pypy_base_filename = pypy_tar_bz2[:-len(extension)]
installation_path = Path('/tmp') / pypy_base_filename
if not installation_path.exists():
downloaded_tar_bz2 = Path("/tmp") / pypy_tar_bz2
download(url, downloaded_tar_bz2)
call(['tar', '-C', '/tmp', '-xf', downloaded_tar_bz2])
installation_bin_path = installation_path / 'bin'
python_executable = 'pypy3' if version[0] == '3' else 'pypy'
pip_executable = 'pip3' if version[0] == '3' else 'pip'
make_symlinks(installation_bin_path, python_executable, pip_executable)
return installation_bin_path
def setup_python(python_configuration: PythonConfiguration,
dependency_constraint_flags: Sequence[Union[str, PathLike]],
environment: ParsedEnvironment) -> Dict[str, str]:
implementation_id = python_configuration.identifier.split("-")[0]
log.step(f'Installing Python {implementation_id}...')
if implementation_id.startswith('cp'):
installation_bin_path = install_cpython(python_configuration.version, python_configuration.url)
elif implementation_id.startswith('pp'):
installation_bin_path = install_pypy(python_configuration.version, python_configuration.url)
else:
raise ValueError("Unknown Python implementation")
log.step('Setting up build environment...')
env = os.environ.copy()
env['PATH'] = os.pathsep.join([
str(SYMLINKS_DIR),
str(installation_bin_path),
env['PATH'],
])
# Fix issue with site.py setting the wrong `sys.prefix`, `sys.exec_prefix`,
# `sys.path`, ... for PyPy: https://foss.heptapod.net/pypy/pypy/issues/3175
# Also fix an issue with the shebang of installed scripts inside the
# testing virtualenv- see https://github.com/theacodes/nox/issues/44 and
# https://github.com/pypa/virtualenv/issues/620
# Also see https://github.com/python/cpython/pull/9516
env.pop('__PYVENV_LAUNCHER__', None)
env = environment.as_dictionary(prev_environment=env)
# check what version we're on
call(['which', 'python'], env=env)
call(['python', '--version'], env=env)
which_python = subprocess.check_output(['which', 'python'], env=env, universal_newlines=True).strip()
if which_python != '/tmp/cibw_bin/python':
print("cibuildwheel: python available on PATH doesn't match our installed instance. If you have modified PATH, ensure that you don't overwrite cibuildwheel's entry or insert python above it.", file=sys.stderr)
exit(1)
# install pip & wheel
call(['python', get_pip_script, *dependency_constraint_flags], env=env, cwd="/tmp")
assert (installation_bin_path / 'pip').exists()
call(['which', 'pip'], env=env)
call(['pip', '--version'], env=env)
which_pip = subprocess.check_output(['which', 'pip'], env=env, universal_newlines=True).strip()
if which_pip != '/tmp/cibw_bin/pip':
print("cibuildwheel: pip available on PATH doesn't match our installed instance. If you have modified PATH, ensure that you don't overwrite cibuildwheel's entry or insert pip above it.", file=sys.stderr)
exit(1)
# Set MACOSX_DEPLOYMENT_TARGET to 10.9, if the user didn't set it.
# CPython 3.5 defaults to 10.6, and pypy defaults to 10.7, causing
# inconsistencies if it's left unset.
env.setdefault('MACOSX_DEPLOYMENT_TARGET', '10.9')
if python_configuration.version == '3.5':
# Cross-compilation platform override - CPython 3.5 has an
# i386/x86_64 version of Python, but we only want a x64_64 build
env.setdefault('_PYTHON_HOST_PLATFORM', 'macosx-10.9-x86_64')
# https://github.com/python/cpython/blob/a5ed2fe0eedefa1649aa93ee74a0bafc8e628a10/Lib/_osx_support.py#L260
env.setdefault('ARCHFLAGS', '-arch x86_64')
if python_configuration.version == '3.9':
if python_configuration.identifier.endswith('x86_64'):
env.setdefault('_PYTHON_HOST_PLATFORM', 'macosx-10.9-x86_64')
env.setdefault('ARCHFLAGS', '-arch x86_64')
elif python_configuration.identifier.endswith('arm64'):
env.setdefault('_PYTHON_HOST_PLATFORM', 'macosx-11.0-arm64')
env.setdefault('ARCHFLAGS', '-arch arm64')
log.step('Installing build tools...')
call(['pip', 'install', '--upgrade', 'setuptools', 'wheel', 'delocate', *dependency_constraint_flags], env=env)
return env
def build(options: BuildOptions) -> None:
temp_dir = Path(tempfile.mkdtemp(prefix='cibuildwheel'))
built_wheel_dir = temp_dir / 'built_wheel'
repaired_wheel_dir = temp_dir / 'repaired_wheel'
try:
if options.before_all:
log.step('Running before_all...')
env = options.environment.as_dictionary(prev_environment=os.environ)
before_all_prepared = prepare_command(options.before_all, project='.', package=options.package_dir)
call([before_all_prepared], shell=True, env=env)
python_configurations = get_python_configurations(options.build_selector)
for config in python_configurations:
log.build_start(config.identifier)
dependency_constraint_flags: Sequence[Union[str, PathLike]] = []
if options.dependency_constraints:
dependency_constraint_flags = [
'-c', options.dependency_constraints.get_for_python_version(config.version)
]
env = setup_python(config, dependency_constraint_flags, options.environment)
if options.before_build:
log.step('Running before_build...')
before_build_prepared = prepare_command(options.before_build, project='.', package=options.package_dir)
call(before_build_prepared, env=env, shell=True)
log.step('Building wheel...')
if built_wheel_dir.exists():
shutil.rmtree(built_wheel_dir)
built_wheel_dir.mkdir(parents=True)
# Path.resolve() is needed. Without it pip wheel may try to fetch package from pypi.org
# see https://github.com/joerick/cibuildwheel/pull/369
call([
'pip', 'wheel',
options.package_dir.resolve(),
'-w', built_wheel_dir,
'--no-deps',
*get_build_verbosity_extra_flags(options.build_verbosity)
], env=env)
built_wheel = next(built_wheel_dir.glob('*.whl'))
if repaired_wheel_dir.exists():
shutil.rmtree(repaired_wheel_dir)
repaired_wheel_dir.mkdir(parents=True)
if built_wheel.name.endswith('none-any.whl'):
raise NonPlatformWheelError()
if options.repair_command:
log.step('Repairing wheel...')
repair_command_prepared = prepare_command(options.repair_command, wheel=built_wheel, dest_dir=repaired_wheel_dir)
call(repair_command_prepared, env=env, shell=True)
else:
shutil.move(str(built_wheel), repaired_wheel_dir)
repaired_wheel = next(repaired_wheel_dir.glob('*.whl'))
if options.test_command:
log.step('Testing wheel...')
# set up a virtual environment to install and test from, to make sure
# there are no dependencies that were pulled in at build time.
call(['pip', 'install', 'virtualenv', *dependency_constraint_flags], env=env)
venv_dir = Path(tempfile.mkdtemp())
# Use --no-download to ensure determinism by using seed libraries
# built into virtualenv
call(['python', '-m', 'virtualenv', '--no-download', venv_dir], env=env)
virtualenv_env = env.copy()
virtualenv_env['PATH'] = os.pathsep.join([
str(venv_dir / 'bin'),
virtualenv_env['PATH'],
])
# check that we are using the Python from the virtual environment
call(['which', 'python'], env=virtualenv_env)
if options.before_test:
before_test_prepared = prepare_command(options.before_test, project='.', package=options.package_dir)
call(before_test_prepared, env=virtualenv_env, shell=True)
# install the wheel
call(['pip', 'install', str(repaired_wheel) + options.test_extras], env=virtualenv_env)
# test the wheel
if options.test_requires:
call(['pip', 'install'] + options.test_requires, env=virtualenv_env)
# run the tests from $HOME, with an absolute path in the command
# (this ensures that Python runs the tests against the installed wheel
# and not the repo code)
test_command_prepared = prepare_command(
options.test_command,
project=Path('.').resolve(),
package=options.package_dir.resolve()
)
call(test_command_prepared, cwd=os.environ['HOME'], env=virtualenv_env, shell=True)
# clean up
shutil.rmtree(venv_dir)
# we're all done here; move it to output (overwrite existing)
shutil.move(str(repaired_wheel), options.output_dir)
log.build_end()
except subprocess.CalledProcessError as error:
log.error(f'Command {error.cmd} failed with code {error.returncode}. {error.stdout}')
exit(1)