magic-upgrade-root

#!/bin/bash
set -e

# Make sure we have root
[[ $UID = 0 ]] || { echo "Please have root powers when executing this script"; exit; }

# Printf to expand newlines
printf "\n Update apt package list \n"
# Grab all internet-dependent things first
nice -n 19 apt update

printf "\n Download packages needed for upgrade \n"

# Don't bother with DebDelta: the package cache will always be empty
# TODO: Use apt-cacher-ng 's precaching feature
nice -n 19 apt dist-upgrade -dy

printf "\n Download installLater packages \n"
nice -n 19 apt install -dy "$@"

printf "\n Install upgrades \n"
# Install downloaded updates
nice -n 19 apt upgrade

printf "\n Install installLater Packages \n"
nice -n 19 apt install "$@"

# Cleanup
apt clean # I use apt-cacher-ng, so no need for duplicates

# Okay, so printf is uneeded work, and I'm a lazy bum,  Didn't
# realize that it wouldn't append a newline!
echo -e "\nAll done!"