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46 lines
1.4 KiB
Python
46 lines
1.4 KiB
Python
#!/usr/bin/env python
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"""Create a role archive which overwrites an arbitrary file."""
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import argparse
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import pathlib
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import tarfile
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import tempfile
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def main() -> None:
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parser = argparse.ArgumentParser(description=__doc__)
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parser.add_argument('archive', type=pathlib.Path, help='archive to create')
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parser.add_argument('content', type=pathlib.Path, help='content to write')
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parser.add_argument('target', type=pathlib.Path, help='file to overwrite')
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args = parser.parse_args()
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create_archive(args.archive, args.content, args.target)
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def create_archive(archive_path: pathlib.Path, content_path: pathlib.Path, target_path: pathlib.Path) -> None:
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with (
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tarfile.open(name=archive_path, mode='w') as role_archive,
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tempfile.TemporaryDirectory() as temp_dir_name,
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):
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temp_dir_path = pathlib.Path(temp_dir_name)
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meta_main_path = temp_dir_path / 'meta' / 'main.yml'
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meta_main_path.parent.mkdir()
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meta_main_path.write_text('')
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symlink_path = temp_dir_path / 'symlink'
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symlink_path.symlink_to(target_path)
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role_archive.add(meta_main_path)
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role_archive.add(symlink_path)
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content_tarinfo = role_archive.gettarinfo(content_path, str(symlink_path))
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with content_path.open('rb') as content_file:
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role_archive.addfile(content_tarinfo, content_file)
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if __name__ == '__main__':
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main()
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