#!/bin/bash -e

export DEBIAN_FRONTEND=noninteractive
apt-get -yq update
apt-get -yq dist-upgrade

# Stop and disable apt-daily upgrade services;
systemctl stop apt-daily.timer
systemctl disable apt-daily.timer
systemctl disable apt-daily.service
systemctl stop apt-daily-upgrade.timer
systemctl disable apt-daily-upgrade.timer
systemctl disable apt-daily-upgrade.service

# This step should completely disable any automatic updates except manual
sudo sed -i 's/APT::Periodic::Update-Package-Lists "1"/APT::Periodic::Update-Package-Lists "0"/' /etc/apt/apt.conf.d/20auto-upgrades

# Enable retry logic for apt up to 10 times
echo "APT::Acquire::Retries \"10\";" > /etc/apt/apt.conf.d/80-retries 

# Configure apt to always assume Y
echo "APT::Get::Assume-Yes \"true\";" > /etc/apt/apt.conf.d/90assumeyes

# Install aria2 and jq
apt-get install aria2
apt-get install jq
# Use apt-fast for parallel downloads
add-apt-repository -y ppa:apt-fast/stable
apt-get update
apt-get install apt-fast