Installation

Install jq with apt install jq

Use

./rvsh (you can eventually add it as a symlink)

Options: -connect: hostname user

-admin: (login) host -a <hostname> or -r <hostname> user <user> (nologin by default) -a <hostname1 hostname2 ...> -r <hostname ...> wall msg or -n msg

Don't hesitate to use the command help to see commands and options specifically created