(1) the only book users have read and write execute permission
How to manage?

CodePudding user response:

The mkdir/data
Chmod 775/data
Setfacl - Rm u: book: RWX/data

CodePudding user response:

Su - book
Touch/data/book. C
Vim/data/book. C
Hello word!
- wq
Chmod 770/data/book. C

CodePudding user response:

The su -
Useradd zhangsan
Passwd zhangsan
123

CodePudding user response:

Setfacl - Rm u: book: RWX/data
You can explain it in detail, thank you