67 lines
2.1 KiB
Python
Executable file
67 lines
2.1 KiB
Python
Executable file
#!/usr/bin/env python3
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import argparse
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import os.path
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import shutil
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import subprocess
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import tarfile
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import tempfile
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from typing import Optional
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from typing import Sequence
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# This is a script for generating the tarred resources for git repo
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# dependencies. Currently it's just for "vendoring" ruby support packages.
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REPOS = (
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('rbenv', 'git://github.com/rbenv/rbenv', '0843745'),
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('ruby-build', 'git://github.com/rbenv/ruby-build', '500863c'),
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(
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'ruby-download',
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'git://github.com/garnieretienne/rvm-download',
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'09bd7c6',
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),
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)
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def make_archive(name: str, repo: str, ref: str, destdir: str) -> str:
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"""Makes an archive of a repository in the given destdir.
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:param text name: Name to give the archive. For instance foo. The file
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that is created will be called foo.tar.gz.
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:param text repo: Repository to clone.
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:param text ref: Tag/SHA/branch to check out.
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:param text destdir: Directory to place archives in.
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"""
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output_path = os.path.join(destdir, f'{name}.tar.gz')
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with tempfile.TemporaryDirectory() as tmpdir:
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# this ensures that the root directory has umask permissions
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gitdir = os.path.join(tmpdir, 'root')
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# Clone the repository to the temporary directory
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subprocess.check_call(('git', 'clone', repo, gitdir))
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subprocess.check_call(('git', '-C', gitdir, 'checkout', ref))
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# We don't want the '.git' directory
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# It adds a bunch of size to the archive and we don't use it at
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# runtime
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shutil.rmtree(os.path.join(gitdir, '.git'))
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with tarfile.open(output_path, 'w|gz') as tf:
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tf.add(gitdir, name)
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return output_path
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def main(argv: Optional[Sequence[str]] = None) -> int:
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parser = argparse.ArgumentParser()
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parser.add_argument('--dest', default='pre_commit/resources')
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args = parser.parse_args(argv)
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for archive_name, repo, ref in REPOS:
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print(f'Making {archive_name}.tar.gz for {repo}@{ref}')
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make_archive(archive_name, repo, ref, args.dest)
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return 0
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if __name__ == '__main__':
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exit(main())
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