OpenWrt add non-privileged user

opkg update
opkg install shadow-useradd shadow-groupadd shadow-usermod sudo shadow

增加使用者

passwd icekimo
mkdir -p /home/icekimo
chown icekimo /home/icekimo
vi /etc/passwd
    icekimo:x:1000:1000:icekimo:/home/icekimo:/bin/bash
opkg install bash

設定群組

groupadd --system sudo
usermod -a -G sudo icekimo

編輯sudo 

visudo
  ## Uncomment to allow members of group sudo to execute any command           
  %sudo ALL=(ALL) ALL