while true;do
rsync command here (syncing probably only mysql and /home folders ?)
if [[ "$(comand to discover whether ip is routed on the old or new machine)" == *"something"*]];then
# ip was re-routed, we stop this source VPS services and do last sync. (destination VPS services are already stopped not to do any mess)
service chksrvd stop;service cpanel stop;service httpd stop;service mysqld stop;service exim stop;service pure-ftpd stop
rsync command here (syncing probably only mysql and /home folders ?)
ssh destinationvps -p port "service chksrvd start && service cpanel start && service httpd start && service mysqld start && service exim start && service pure-ftpd start"
# above command assuming there is already password less access
# ip was re routed and i achieved nearly 1:1 clone. 1:1 clone in case of mysql and website files because cpanel, ftp, httpd, mysqld, exim.. was stopped before last rsync
fi
sleep 1
done