#!/bin/sh

set -e

AUTO_UPGRADE="/etc/apt/apt.conf.d/20auto-upgrades"

# Source debconf library.
. /usr/share/debconf/confmodule

# Load configuration from disk, if it exists.
if [ -e "$AUTO_UPGRADE" ]; then
    if grep -q 'APT::Periodic::Unattended-Upgrade "1";' $AUTO_UPGRADE ; then
	db_set unattended-upgrades/enable_auto_updates true
    elif grep -q 'APT::Periodic::Unattended-Upgrade "0";' $AUTO_UPGRADE ; then
	db_set unattended-upgrades/enable_auto_updates false
    fi
fi

db_input low unattended-upgrades/enable_auto_updates || true
db_go