https://help.aliyun.com/document_detail/153892.htm?spm=a2c4g.32196.0.0.3a6f7a47AptoBy#concept-kkp-lmb-wdb
https://help.aliyun.com/document_detail/32196.htm?spm=a2c4g.44075.0.0.24ed688abSZPN6#concept-kkp-lmb-wdb
ossutil安装参考：https://help.aliyun.com/document_detail/120075.html?spm=a2c4g.50451.0.0.48d9443ffgqTZv
cp命令参考：https://help.aliyun.com/document_detail/179388.html?spm=a2c4g.179389.0.0.15225966X7bB8F