Stop the Salt-Minion On Salt minion

systemctl stop salt-minion

Delete the current key On Salt minion

cd /etc/salt/pki/minion/
rm -rf minion.pub minion.pem

Change the minions id in /etc/salt/minion_id On Salt minion

vim /etc/salt/minion_id
{new minion id}

Delete the key for our salt minion On Salt Master

salt-key -d 

Restart Salt minion service On Salt minion

systemctl stop salt-minion

Accept the new salt minion On Salt master

salt-key --accept={new minion id}

참고

• https://prolinuxhub.com/changing-name-of-salt-minion-centsos-7