#!/bin/bash

# Disable the periodical apt-get upgrade, as it will break the GPU driver.

sed -i -e "s/Update-Package-Lists \"1\"/Update-Package-Lists \"0\"/g" /etc/apt/apt.conf.d/10periodic
sed -i -e "s/Update-Package-Lists \"1\"/Update-Package-Lists \"0\"/g" /etc/apt/apt.conf.d/20auto-upgrades
sed -i -e "s/Unattended-Upgrade \"1\"/Unattended-Upgrade \"0\"/g" /etc/apt/apt.conf.d/20auto-upgrades
systemctl disable apt-daily.timer
systemctl disable apt-daily.service
systemctl disable apt-daily-upgrade.timer
systemctl disable apt-daily-upgrade.service

# In case the trick above doesn't work, try to uncomment the following lines.
# References: https://gist.github.com/posilva/1cefb5bf1eeccf9382920e5d57a4b3fe

# apt-get -y purge update-notifier-common ubuntu-release-upgrader-core landscape-common unattended-upgrades

# systemctl kill --kill-who=all apt-daily.service
# systemctl kill --kill-who=all apt-daily-upgrade.service

# systemctl stop apt-daily.timer
# systemctl disable apt-daily.timer
# systemctl stop apt-daily.service
# systemctl disable apt-daily.service

# systemctl stop apt-daily-upgrade.timer
# systemctl disable apt-daily-upgrade.timer
# systemctl stop apt-daily-upgrade.service
# systemctl disable apt-daily-upgrade.service
# systemctl daemon-reload
# systemctl reset-failed

# rm /etc/systemd/system/timers.target.wants/apt-daily.timer
# rm /etc/systemd/system/timers.target.wants/apt-daily-upgrade.timer

# mv /usr/lib/apt/apt.systemd.daily /usr/lib/apt/apt.systemd.daily.DISABLED
# mv /lib/systemd/system/apt-daily.service /lib/systemd/system/apt-daily.service.DISABLED
# mv /lib/systemd/system/apt-daily.timer /lib/systemd/system/apt-daily.timer.DISABLED
# mv /lib/systemd/system/apt-daily-upgrade.service /lib/systemd/system/apt-daily-upgrade.service.DISABLED
# mv /lib/systemd/system/apt-daily-upgrade.timer /lib/systemd/system/apt-daily-upgrade.timer.DISABLED