Add read-only users in linux

USER = onlyread

02 chattr-I/etc/passwd/etc/shadow/etc/group

03 ln-s/bin/bash/bin/rbash

04 echo/bin/rbash>/etc/shells

05 useradd-c "A Restricted User"-s/bin/rbash $ USER

06 rm-rf/home/$ USER /\.*

07 echo "export PATH =/home/$ USER/bin">/home/$ USER/. bashrc

08 for I in. bash_login. bash_profile. bash_logout. profile. bashrc; do echo ".. bashrc">/home/$ USER/$ I; done

09 mkdir/home/$ USER/bin/

10 CMD = "cat awk sed ping" // set the command to be sent to the user

11 for I in $ CMD; do ln-sf $ (which $ I | grep-v alias | sed's/\ t * // G ') /home/$ USER/bin/$ I; done

12 chmod 750/home/$ USER-R

13 chmod 444/home/$ USER/. bash */home/$ USER/. profile

14 chown root: $ USER/home/$ USER/. bash */home/$ USER-R

15 echo 111111 | passwd -- stdin $ USER