# 修改/etc/sudoers root@ubuntu:~# grep %sudo /etc/sudoers %sudo ALL=(ALL:ALL) NOPASSWD: ALL
# 创建普通用户openwrt root@ubuntu:~# useradd -m -s /bin/bash -G sudo openwrt root@ubuntu:~# su -l openwrt To run a command as administrator (user "root"), use "sudo <command>". See "man sudo_root"for details.
openwrt@ubuntu:~$ sudo -l Matching Defaults entries for openwrt on ubuntu: env_reset, mail_badpass, secure_path=/usr/local/sbin\:/usr/local/bin\:/usr/sbin\:/usr/bin\:/sbin\:/bin\:/snap/bin
User openwrt may run the following commands on ubuntu: (ALL : ALL) NOPASSWD: ALL