#!/usr/bin/env bash
# parallels command that will upgrade running Debian VM's
echo -n "Upgrade running Debian VM's and reboot? "
read yn
if [[ $yn =~ ^[yY]$ ]]
then
   for host in $(prlctl list | grep Debian | tr -d \{\} | awk '{print $1}')
      do prlctl exec $host 'apt -y update && apt -y upgrade && apt -y autoclean && apt -y autoremove && sudo reboot'
   done
else
   echo "Not upgrading."
fi