%sudo ALL=(ALL) ALL

# Allow anyone in the sudo group to shutdown or reboot without a password.
%sudo ALL=(ALL) NOPASSWD: /sbin/shutdown, /usr/sbin/shutdown, /sbin/reboot, /usr/sbin/reboot

# Allow the sudo group to manage runit services.
%sudo ALL=(ALL) NOPASSWD: /sbin/sv, /usr/sbin/sv, /sbin/sv, /usr/sbin/sv