Ja potrebujem robit update na X-terminaloch v ucebni, ktora nesmie mat svoje DHCP ale az DHCP Ustavu. DHCP ustavu nemam k dispozicii. A na update staci skriptik a jedine, co mi gsh da je mozno paralelizmus v ramci umyslene urobenych troch faz.
skript
#!/bin/bash
IPCKY=$(netstat -a|egrep x11|sort -u -k5|awk '{print $5}' |sed 's/:x11-2//')
PRIKAZ="yes yes |apt-get update"
for IP in $IPCKY;
do
echo "refresh repositories of:" $IP
ssh -i ./my-id_rsa root@$IP $PRIKAZ;
done
PRIKAZ="yes yes|apt-get upgrade"
for IP in $IPCKY;
do
echo "update of:" $IP
ssh -i ./my-id_rsa root@$IP $PRIKAZ;
done
PRIKAZ="reboot"
for IP in $IPCKY;
do
echo "reboot of:" $IP
ssh -i ./my-id_rsa root@$IP $PRIKAZ;
done