alice-auth/usr/bin/ldap-hostname

#!/bin/sh

IP=$(hostname -I | awk '{print $1}')
HOSTNAME=$(getent hosts | grep $IP | awk '{print $2}')

if [ -n "$HOSTNAME" ]; then
    hostnamectl set-hostname "$HOSTNAME"
    echo "Hostname set to $HOSTNAME"
else
    echo "Hostname not found for IP $IP"
fi