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194 lines
5.8 KiB
194 lines
5.8 KiB
"""Check a project and backend by attempting to build using PEP 517 hooks.
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"""
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import argparse
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import logging
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import os
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from os.path import isfile, join as pjoin
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from pytoml import TomlError, load as toml_load
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import shutil
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from subprocess import CalledProcessError
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import sys
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import tarfile
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from tempfile import mkdtemp
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import zipfile
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from .colorlog import enable_colourful_output
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from .envbuild import BuildEnvironment
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from .wrappers import Pep517HookCaller
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log = logging.getLogger(__name__)
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def check_build_sdist(hooks):
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with BuildEnvironment() as env:
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try:
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env.pip_install(hooks.build_sys_requires)
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log.info('Installed static build dependencies')
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except CalledProcessError:
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log.error('Failed to install static build dependencies')
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return False
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try:
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reqs = hooks.get_requires_for_build_sdist({})
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log.info('Got build requires: %s', reqs)
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except:
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log.error('Failure in get_requires_for_build_sdist', exc_info=True)
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return False
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try:
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env.pip_install(reqs)
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log.info('Installed dynamic build dependencies')
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except CalledProcessError:
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log.error('Failed to install dynamic build dependencies')
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return False
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td = mkdtemp()
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log.info('Trying to build sdist in %s', td)
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try:
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try:
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filename = hooks.build_sdist(td, {})
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log.info('build_sdist returned %r', filename)
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except:
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log.info('Failure in build_sdist', exc_info=True)
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return False
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if not filename.endswith('.tar.gz'):
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log.error("Filename %s doesn't have .tar.gz extension", filename)
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return False
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path = pjoin(td, filename)
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if isfile(path):
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log.info("Output file %s exists", path)
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else:
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log.error("Output file %s does not exist", path)
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return False
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if tarfile.is_tarfile(path):
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log.info("Output file is a tar file")
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else:
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log.error("Output file is not a tar file")
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return False
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finally:
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shutil.rmtree(td)
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return True
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def check_build_wheel(hooks):
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with BuildEnvironment() as env:
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try:
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env.pip_install(hooks.build_sys_requires)
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log.info('Installed static build dependencies')
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except CalledProcessError:
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log.error('Failed to install static build dependencies')
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return False
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try:
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reqs = hooks.get_requires_for_build_wheel({})
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log.info('Got build requires: %s', reqs)
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except:
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log.error('Failure in get_requires_for_build_sdist', exc_info=True)
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return False
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try:
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env.pip_install(reqs)
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log.info('Installed dynamic build dependencies')
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except CalledProcessError:
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log.error('Failed to install dynamic build dependencies')
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return False
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td = mkdtemp()
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log.info('Trying to build wheel in %s', td)
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try:
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try:
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filename = hooks.build_wheel(td, {})
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log.info('build_wheel returned %r', filename)
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except:
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log.info('Failure in build_wheel', exc_info=True)
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return False
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if not filename.endswith('.whl'):
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log.error("Filename %s doesn't have .whl extension", filename)
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return False
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path = pjoin(td, filename)
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if isfile(path):
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log.info("Output file %s exists", path)
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else:
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log.error("Output file %s does not exist", path)
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return False
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if zipfile.is_zipfile(path):
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log.info("Output file is a zip file")
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else:
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log.error("Output file is not a zip file")
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return False
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finally:
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shutil.rmtree(td)
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return True
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def check(source_dir):
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pyproject = pjoin(source_dir, 'pyproject.toml')
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if isfile(pyproject):
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log.info('Found pyproject.toml')
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else:
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log.error('Missing pyproject.toml')
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return False
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try:
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with open(pyproject) as f:
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pyproject_data = toml_load(f)
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# Ensure the mandatory data can be loaded
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buildsys = pyproject_data['build-system']
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requires = buildsys['requires']
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backend = buildsys['build-backend']
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log.info('Loaded pyproject.toml')
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except (TomlError, KeyError):
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log.error("Invalid pyproject.toml", exc_info=True)
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return False
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hooks = Pep517HookCaller(source_dir, backend)
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sdist_ok = check_build_sdist(hooks)
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wheel_ok = check_build_wheel(hooks)
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if not sdist_ok:
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log.warning('Sdist checks failed; scroll up to see')
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if not wheel_ok:
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log.warning('Wheel checks failed')
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return sdist_ok
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def main(argv=None):
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ap = argparse.ArgumentParser()
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ap.add_argument('source_dir',
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help="A directory containing pyproject.toml")
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args = ap.parse_args(argv)
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enable_colourful_output()
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ok = check(args.source_dir)
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if ok:
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print(ansi('Checks passed', 'green'))
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else:
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print(ansi('Checks failed', 'red'))
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sys.exit(1)
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ansi_codes = {
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'reset': '\x1b[0m',
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'bold': '\x1b[1m',
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'red': '\x1b[31m',
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'green': '\x1b[32m',
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}
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def ansi(s, attr):
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if os.name != 'nt' and sys.stdout.isatty():
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return ansi_codes[attr] + str(s) + ansi_codes['reset']
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else:
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return str(s)
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if __name__ == '__main__':
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main()
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