

if [ -f /var/volatile/upgrade_from_dhcp ]
then
        ( (
        sleep 5;
        /etc/init.d/isu stop
        /etc/init.d/NetworkManager stop
        while ps -A | grep NetworkManager
        do
            echo "Wait NetworkManager stopped"
            sleep 1
        done
        dhclient eth0
        SERVER=$(grep filename /var/lib/dhcp/dhclient.leases | tail -n 1 | sed "s/filename //g" | sed "s/\"//g" | sed "s/;//g" | sed "s/ //g")
        echo "release-manager start_upgrade $SERVER"
        /usr/bin/release-manager start_upgrade $SERVER
        ) & ) &
fi
