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#!/bin/bash
#
# System installer, vmdebootstrap version.
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as
# published by the Free Software Foundation, either version 3 of the
# License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public
# License along with this program. If not, see
# <http://www.gnu.org/licenses/>.
# Load.
source $APP_BASE/lib/hydra/functions || exit 1
hydra_config_load
# Parameters
BASENAME="`basename $0`"
# Make sure there is provision config.
function hydra_provision_config {
hydra_user_config image /var/cache/qemu/debian/box.img "Destination image"
hydra_user_config size 3G "Image size"
hydra_user_config format qcow2 "Image format: raw or qcow2"
hydra_user_config method custom "Bootstrap method: custom or vmdeboostrap"
hydra_user_config hostname machine "Hostname"
hydra_user_config domain example.org "Domain"
hydra_user_config arch amd64 "System arch"
hydra_user_config version stretch "Distro version"
hydra_user_config mirror http://http.debian.net/debian/ "Debian mirror"
}
# Load configuration
hydra_provision_config_load $1
# Get config parameters
hydra_provision_config
# Check
if [ -e "$image" ]; then
echo "error: $image already exists."
exit 1
fi
# Ensure base folder exists
hydra_sudo_run mkdir -p `dirname $image`
#
# vmdebootstrap version
#
function hydractl_provision_img_vmdebootstrap {
# Check for requirements
for req in vmdebootstrap mbr; do
hydra_install_package $req
done
# Image format
if [ "$format" == "qcow2" ]; then
format="--convert-qcow2"
else
formt=""
fi
# Run
hydra_sudo_run vmdebootstrap --verbose --image=$image --size=$size --distribution=$version \
--mirror=$mirror --arch=$arch --hostname=$hostname.$domain \
--grub $format
# Fix permissions
hydra_sudo_run chown -R `whoami`. `dirname $image`
# Cleanup
hydra_sudo_run rm debootstrap.log
hydra_sudo_run rm ${image}.raw
}
#
# Custom version
#
function hydract_provision_img_custom {
WORK="`mktemp -d`"
# Check for requirements.
for req in debootstrap grub-pc parted; do
hydra_install_package $req
done
echo "Creating image..."
#hydra_sudo_run dd if=/dev/zero of=$image bs=$size count=1
hydra_sudo_run qemu-img create -f raw $image $size
device="`sudo losetup --find --show $image`"
echo "Partitioning image at $device..."
hydra_sudo_run parted -s -- $device mklabel gpt
hydra_sudo_run parted -s -- $device unit MB mkpart non-fs 2 3
hydra_sudo_run parted -s -- $device set 1 bios_grub on
hydra_sudo_run parted -s -- $device unit MB mkpart ext2 3 -1
hydra_sudo_run parted -s -- $device set 2 boot on
hydra_sudo_run mkfs.ext4 ${device}p2
hydra_sudo_run mount ${device}p2 $WORK/
# Non-interactive installation
APT_INSTALL="hydra_sudo_run LC_ALL=C DEBIAN_FRONTEND=noninteractive chroot $WORK/ apt-get install -y"
# Initial system install.
echo "Installing base system..."
hydra_sudo_run LC_ALL=C DEBIAN_FRONTEND=noninteractive debootstrap --arch=$arch $version $WORK/ $mirror
# Initial configuration.
echo "Applying initial configuration..."
hydra_sudo_run mount none -t proc $WORK/proc
hydra_sudo_run mount none -t sysfs $WORK/sys
hydra_sudo_run mount -o bind /dev/ $WORK/dev
echo LANG=C | $SUDO tee $WORK/etc/default/locale > /dev/null
# Hostname configuration.
echo $hostname.$domain | $SUDO tee $WORK/etc/hostname > /dev/null
echo "127.0.0.1 localhost" | $SUDO tee -a $WORK/etc/hosts > /dev/null
# This ordering is important for facter correctly guess the domain name
echo "127.0.0.1 $hostname.$domain $hostname" | $SUDO tee -a $WORK/etc/hosts > /dev/null
# Invert hostname contents to avoid http://projects.puppetlabs.com/issues/2533
tac $WORK/etc/hosts | $SUDO tee $WORK/etc/hosts.new > /dev/null
hydra_sudo_run mv $WORK/etc/hosts.new $WORK/etc/hosts
# Initial upgrade
echo "Applying initial upgrades..."
hydra_sudo_run chroot $WORK/ apt-get update
hydra_sudo_run chroot $WORK/ apt-get upgrade -y
if [ "$arch" == "i386" ]; then
kernel_arch="686"
else
kernel_arch="$arch"
fi
$APT_INSTALL locales
$APT_INSTALL screen cron lsb-release openssl -y
$APT_INSTALL linux-image-$kernel_arch -y
$APT_INSTALL grub-pc -y
hydra_sudo_run chroot $WORK/ update-grub
hydra_sudo_run chroot $WORK/ grub-install $device
# Teardown
hydra_sudo_run umount $WORK/proc
hydra_sudo_run umount $WORK/sys
hydra_sudo_run umount $WORK/dev
hydra_sudo_run umount $WORK
hydra_sudo_run rmdir $WORK
hydra_sudo_run losetup -d $device
# Image conversion
if [ "$format" == "qcow2" ]; then
echo "Converting raw image to qcow2..."
hydra_sudo_run mv $image $image.raw
hydra_sudo_run qemu-img convert -O qcow2 ${image}.raw $image
hydra_sudo_run rm ${image}.raw
fi
# Fix permissions
hydra_sudo_run chown -R `whoami`. `dirname $image`
}
# Dispatch
if [ "$method" == "custom" ]; then
hydractl_provision_img_custom
elif [ "$method" == "vmdebootstrap" ]; then
hydractl_provision_img_vmdebootstrap
else
echo "$BASENAME: invalid method $method"
exit 1
fi
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