diskimage-builder/elements/ubuntu-minimal/root.d/75-ubuntu-minimal-baseinstall

#!/bin/bash
# Copyright (c) 2014 Hewlett-Packard Development Company, L.P.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#    http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
# implied.
#
# See the License for the specific language governing permissions and
# limitations under the License.

if [ ${DIB_DEBUG_TRACE:-0} -gt 0 ]; then
    set -x
fi
set -eu
set -o pipefail

DIB_DISTRIBUTION_MIRROR=${DIB_DISTRIBUTION_MIRROR:-http://archive.ubuntu.com/ubuntu}

# We should manage this in a betterer way
sudo bash -c "cat << EOF >$TARGET_ROOT/etc/apt/sources.list
deb $DIB_DISTRIBUTION_MIRROR $DIB_RELEASE main restricted universe
deb $DIB_DISTRIBUTION_MIRROR $DIB_RELEASE-updates main restricted universe
deb $DIB_DISTRIBUTION_MIRROR $DIB_RELEASE-backports main restricted universe
deb $DIB_DISTRIBUTION_MIRROR $DIB_RELEASE-security main restricted universe
EOF"

sudo mount -t proc none $TARGET_ROOT/proc
sudo mount -t sysfs none $TARGET_ROOT/sys
trap "sudo umount $TARGET_ROOT/proc; sudo umount $TARGET_ROOT/sys" EXIT

apt_get="sudo chroot $TARGET_ROOT /usr/bin/apt-get" # dib-lint: safe_sudo

# Need to update to retrieve the signed Release file
$apt_get update

$apt_get clean
$apt_get dist-upgrade -y

$apt_get install -y busybox sudo

if [ "$DIB_PYTHON_VERSION" == "2" ]; then
    $apt_get install -y python
elif [ "$DIB_PYTHON_VERSION" == "3" ]; then
    $apt_get install -y python3
else
    echo "ERROR: DIB_PYTHON_VERSION is '$DIB_PYTHON_VERSION' but needs to be 2 or 3"
    exit 1
fi