61 lines
1.8 KiB
Python
Executable File
61 lines
1.8 KiB
Python
Executable File
#!/usr/bin/env python
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import logging
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import os
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import sys
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logging.basicConfig(level=logging.DEBUG)
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def hardlink_dir(src_dir, dst_dir):
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"""
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Make hardlink for a directory with all its content.
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:param src_dir: path to source directory
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:param dst_dir: path to target directory
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:return: None
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"""
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logging.info(f'Recursive hardlinking: {src_dir} -> {dst_dir}')
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src_abs = os.path.abspath(src_dir)
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dst_abs = os.path.abspath(dst_dir)
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def recursive_hardlink(src, dst):
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logging.debug(f'Creating directory: {src} -> {dst}')
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os.mkdir(dst)
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with os.scandir(src) as it:
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for ent in it:
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ent_dst_path = os.path.join(dst, ent.name)
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if ent.is_dir(follow_symlinks=False):
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recursive_hardlink(ent.path, ent_dst_path)
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continue
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if ent.is_file(follow_symlinks=False) or ent.is_symlink():
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logging.debug(f"Hardlink file: {ent.path} -> {ent_dst_path}")
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os.link(ent.path, ent_dst_path, follow_symlinks=False)
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continue
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# something that is not a file, symlink or directory
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raise NotImplementedError(f"{ent.path}")
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if not os.path.isdir(src_abs):
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logging.error(f"Error reading source directory: {src_dir}")
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raise RuntimeError(f"Error reading source directory: {src_dir}")
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if os.path.exists(dst_abs):
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logging.error(f"Destination already exists: {dst_dir}")
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raise RuntimeError(f'Destination already exists: {dst_dir}')
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recursive_hardlink(src_abs, dst_abs)
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return
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def main():
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if len(sys.argv) != 3:
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print('Usage: %s SRC DST' % sys.argv[0])
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return 1
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hardlink_dir(sys.argv[1], sys.argv[2])
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if __name__ == '__main__':
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sys.exit(main())
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