mirror of
https://github.com/morgan9e/systemd
synced 2026-04-14 00:14:32 +09:00
9e3d048bd0
Let's reuse the mkosi tools tree to get all the tools we need instead of pulling them from pypi.
99 lines
2.7 KiB
Python
Executable File
99 lines
2.7 KiB
Python
Executable File
#!/usr/bin/env python3
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# SPDX-License-Identifier: LGPL-2.1-or-later
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"""
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Check out mkosi into specified location.
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With -u, if changed, commit the latest hash.
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"""
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import argparse
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import shlex
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import subprocess
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import re
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from pathlib import Path
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URL = 'https://github.com/systemd/mkosi'
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BRANCH = 'main' # We only want to ever use commits on upstream 'main' branch
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CONFIG = Path('mkosi/mkosi.conf')
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WORKFLOWS = [Path('.github/workflows') / f for f in ['mkosi.yml', 'coverage.yml', 'linter.yml']]
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def parse_args():
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p = argparse.ArgumentParser(
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description=__doc__,
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)
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p.add_argument(
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'dir',
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type=Path,
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)
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p.add_argument(
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'--update', '-u',
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action='store_true',
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default=False,
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)
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return p.parse_args()
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def read_config():
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print(f'Reading {CONFIG}…')
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matches = [m.group(1)
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for line in open(CONFIG)
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if (m := re.match('^MinimumVersion=commit:([a-z0-9]{40})$',
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line.strip()))]
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assert len(matches) == 1
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return matches[0]
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def commit_file(files: list[Path], commit: str, changes: str):
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message = '\n'.join((
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f'mkosi: update mkosi commit reference to {commit}',
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'',
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changes))
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cmd = ['git', 'commit', '-m', message, *(str(file) for file in files)]
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print(f"+ {shlex.join(cmd)}")
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subprocess.check_call(cmd)
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def checkout_mkosi(args):
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if args.dir.exists():
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print(f'{args.dir} already exists.')
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return
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cmd = [
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'git', 'clone', URL,
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f'--branch={BRANCH}',
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args.dir.as_posix(),
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]
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print(f"+ {shlex.join(cmd)}")
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subprocess.check_call(cmd)
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def update_mkosi(args):
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old_commit = read_config()
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cmd = ['git', '-C', args.dir.as_posix(), 'rev-parse', f'refs/remotes/origin/{BRANCH}']
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print(f"+ {shlex.join(cmd)}")
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new_commit = subprocess.check_output(cmd, text=True).strip()
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if old_commit == new_commit:
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print(f'mkosi: commit {new_commit!s} is still fresh')
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return
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cmd = ['git', '-C', args.dir.as_posix(), 'log', '--graph',
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'--pretty=oneline', '--no-decorate', '--abbrev-commit', '--abbrev=10',
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f'{old_commit}..{new_commit}']
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print(f"+ {shlex.join(cmd)}")
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changes = subprocess.check_output(cmd, text=True).strip()
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for f in [CONFIG, *WORKFLOWS]:
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s = f.read_text()
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assert old_commit in s
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print(f'mkosi: {f}: found old hash, updating…')
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new = s.replace(old_commit, new_commit)
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assert new != s
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f.write_text(new)
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commit_file([CONFIG, *WORKFLOWS], new_commit, changes)
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if __name__ == '__main__':
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args = parse_args()
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checkout_mkosi(args)
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if args.update:
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update_mkosi(args)
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