INNER CODE UNIT · Python

directory_beneath

kejilion/sh · site_access_cli.py:24

def directory_beneath(rootfd, parts):
    current = os.dup(rootfd)
    try:
        for part in parts:
            if not part or part in ('.', '..') or '\x00' in part or '/' in part or '\\' in part:
                raise ConfigError('invalid path')
            following = os.open(part, os.O_RDONLY | os.O_DIRECTORY | os.O_NOFOLLOW | os.O_CLOEXEC,
                                dir_fd=current)
            os.close(current)
            current = following
        return current
    except BaseException:
        os.close(current)
        raise


def file_target(rootfd, nginx_path):
    if not isinstance(nginx_path, str) or any(c in nginx_path for c in ('\0', '$', '\\')):

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