Make ip unique

registry/scripts/upgrade_all.sh

@@ -18,7 +18,7 @@
 
 getip(){
     awk '/^lease/{IP=$2} /hardware ethernet/{gsub(";","",$3);if($3 == "'$1'"){print IP}}' \
-        < /var/lib/dhcp/dhcpd.leases
+        < /var/lib/dhcp/dhcpd.leases | head -n 1
 }
 
 runcmd(){