#!/bin/bash

if [ "$1" != "eg" ] && [ "$1" != "ikt" ] &&[ "$1" != "aula" ] &&[ "$1" != "ug" ] &&[ "$1" != "klabu" ]; then
 echo "eg / ikt / aula / ug / klabu"
 exit
fi

clients=`awk '/'$1'/ {print $2}' /etc/dhcpd.conf`
if [ "$1" == "ikt" ]; then
 MUSTERRECHNER="192.168.100.130"
elif [ "$1" == "klabu" ]; then
 MUSTERRECHNER="192.168.100.86"
elif [ "$1" == "aula" ]; then
 MUSTERRECHNER="192.168.100.74"
elif [ "$1" == "eg" ]; then
 MUSTERRECHNER="192.168.100.60"
elif [ "$1" == "ug" ]; then
 MUSTERRECHNER="192.168.100.109"
fi

for client in $clients; do
 echo $client
 IP=`awk '/'$client'/ {print $8}' /etc/dhcpd.conf | tr -d ";"`
 if [ "$IP" != "$MUSTERRECHNER" ]; then
  /usr/bin/expect -c " spawn /usr/bin/ssh -q -l root $IP \" killall udp-receiver; killall VirtualBox; vlinitvbox; killall screen; rm -rf /var/run/screen; mkdir /var/run/screen; chown root:utmp /var/run/screen; screen -dm -S udp vludpreceiveVMs;   \" ;\
  expect \"word: \" {send \"PASSWORT\r\" } ;\
  interact "
 fi
done