2 export PATH=$PATH:/sbin:/usr/sbin
4 logfile=/var/local/log/update-system.log
6 apt-get update -y > /dev/null 2>&1
8 uptodate=$(apt list --upgradeable 2> /dev/null | grep -v "^Listing" | wc -l)
10 if [ $uptodate -ne 0 ]; then
11 apt-get upgrade -y >> $logfile 2>&1
12 apt-get autoremove -y >> $logfile 2>&1
14 echo "$(date): Updated $HOSTNAME" >> $logfile
16 echo "$(date): No updates for $HOSTNAME" >> $logfile