install.py 文件源码

def install_service_dir(path, owner, mode):
    if not os.path.exists('/var/prologin'):
        mkdir('/var/prologin', mode=0o755, owner='root:root')
    name = os.path.basename(path)  # strip service kind from path (eg. django)
    # Nothing in Python allows merging two directories together...
    # Be careful with rsync(1) arguments: to merge two directories, trailing
    # slash are meaningful.
    system('rsync -rv %s/ /var/prologin/%s' % (path, name))
    user, group = owner.split(':')

    shutil.chown('/var/prologin/%s' % name, user, group)
    os.chmod('/var/prologin/%s' % name, mode)
    for root, dirs, files in os.walk('/var/prologin/%s' % name):
        for dir in dirs:
            shutil.chown(os.path.join(root, dir), user, group)
            os.chmod(os.path.join(root, dir), mode)
        for file in files:
            shutil.chown(os.path.join(root, file), user, group)
            os.chmod(os.path.join(root, file), mode)