PrawnOS-nonfree/scripts/buildFilesystem.sh
2019-08-21 20:07:29 -05:00

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#!/bin/sh -xe
# Build fs, image
# This file is part of PrawnOS (http://www.prawnos.com)
# Copyright (c) 2018 Hal Emmerich <hal@halemmerich.com>
# PrawnOS is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2
# as published by the Free Software Foundation.
# PrawnOS 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 General Public License for more details.
# You should have received a copy of the GNU General Public License
# along with PrawnOS. If not, see <https://www.gnu.org/licenses/>.
#Ensure Sudo
if [ ! $UID = "0" ]
then
echo "Please run this script with sudo, or as root:"
echo "sudo $0 $*"
exit 1
fi
if [ -z "$1" ]
then
echo "No kernel version supplied"
exit 1
fi
KVER=$1
[ ! -d build ] && echo "No build folder found, is the kernel built?" && exit
outmnt=$(mktemp -d -p `pwd`)
outdev=/dev/loop5
install_resources=resources/InstallResources
build_resources=resources/BuildResources
#A hacky way to ensure the loops are properly unmounted and the temp files are properly deleted.
#Without this, a reboot is sometimes required to properly clean the loop devices and ensure a clean build
cleanup() {
set +e
umount -l $outmnt > /dev/null 2>&1
rmdir $outmnt > /dev/null 2>&1
losetup -d $outdev > /dev/null 2>&1
set +e
umount -l $outmnt > /dev/null 2>&1
rmdir $outmnt > /dev/null 2>&1
losetup -d $outdev > /dev/null 2>&1
}
trap cleanup INT TERM EXIT
create_image() {
# it's a sparse file - that's how we fit a 16GB image inside a 3GB one
dd if=/dev/zero of=$1 bs=$3 count=$4 conv=sparse
parted --script $1 mklabel gpt
cgpt create $1
cgpt add -i 1 -t kernel -b 8192 -s 65536 -l Kernel -S 1 -T 5 -P 10 $1
start=$((8192 + 65536))
end=`cgpt show $1 | grep 'Sec GPT table' | awk '{print $1}'`
size=$(($end - $start))
cgpt add -i 2 -t data -b $start -s $size -l Root $1
# $size is in 512 byte blocks while ext4 uses a block size of 1024 bytes
losetup -P $2 $1
mkfs.ext4 -F -b 1024 -m 0 ${2}p2 $(($size / 2))
# mount the / partition
mount -o noatime ${2}p2 $5
}
# use buster if no suite is specified
if [ "$PRAWNOS_SUITE" = "" ]
then
PRAWNOS_SUITE=buster
fi
# create a 2GB image with the Chrome OS partition layout
create_image PrawnOS-${PRAWNOS_SUITE}-Alpha-c201-libre-2GB.img-BASE $outdev 50M 40 $outmnt
# use default debootstrap mirror if none is specified
if [ "$PRAWNOS_DEBOOTSTRAP_MIRROR" = "" ]
then
PRAWNOS_DEBOOTSTRAP_MIRROR=http://ftp.us.debian.org/debian
fi
# install Debian on it
export DEBIAN_FRONTEND=noninteractive
qemu-debootstrap --arch armhf $PRAWNOS_SUITE --include locales,init --keyring=$build_resources/debian-archive-keyring.gpg $outmnt $PRAWNOS_DEBOOTSTRAP_MIRROR
chroot $outmnt passwd -d root
#Place the config files and installer script and give them the proper permissions
echo -n PrawnOS-Alpha > $outmnt/etc/hostname
cp -R $install_resources/ $outmnt/InstallResources/
# and the icons for the lockscreen and app menu
mkdir $outmnt/InstallResources/icons/
cp $build_resources/logo/icons/icon-small.png $outmnt/InstallResources/icons/
cp $build_resources/logo/icons/ascii/* $outmnt/InstallResources/icons/
cp scripts/InstallScripts/* $outmnt/InstallResources/
cp scripts/InstallScripts/InstallToInternal.sh $outmnt/
chmod +x $outmnt/*.sh
#Setup the chroot for apt
#This is what https://wiki.debian.org/EmDebian/CrossDebootstrap suggests
cp /etc/hosts $outmnt/etc/
cp $build_resources/sources.list $outmnt/etc/apt/sources.list
sed -i -e "s/stretch/$PRAWNOS_SUITE/g" $outmnt/etc/apt/sources.list
if [ "$PRAWNOS_SUITE" != "sid" ]
then
# sid doesn't have updates or security; they're present for all other suites
cat $build_resources/updates.list >> $outmnt/etc/apt/sources.list
sed -i -e "s/stretch/$PRAWNOS_SUITE/g" $outmnt/etc/apt/sources.list
# sid doesn't have backports; it's present for all other suites
cp $build_resources/backports.list $outmnt/etc/apt/sources.list.d/
sed -i -e "s/stretch/$PRAWNOS_SUITE/g" $outmnt/etc/apt/sources.list.d/backports.list
#setup apt pinning
cp $build_resources/backports.pref $outmnt/etc/apt/preferences.d/
sed -i -e "s/stretch/$PRAWNOS_SUITE/g" $outmnt/etc/apt/preferences.d/backports.pref
fi
if [ "$PRAWNOS_SUITE" = "stretch" ]
then
# Install buster as an additional source if the suite is less than buster
cp $build_resources/buster.list $outmnt/etc/apt/sources.list.d/
#setup apt pinning
cp $build_resources/buster.pref $outmnt/etc/apt/preferences.d/
fi
if [ "$PRAWNOS_SUITE" = "stretch" ] || [ "$PRAWNOS_SUITE" = "buster" ]
then
# Install sid as an additional source if the suite is less than bullseye.
# This should be replaced with bullseye after bullseye branches from sid.
cp $build_resources/sid.list $outmnt/etc/apt/sources.list.d/
#setup apt pinning
cp $build_resources/sid.pref $outmnt/etc/apt/preferences.d/
fi
#Setup the locale
cp $build_resources/locale.gen $outmnt/etc/locale.gen
chroot $outmnt locale-gen
#Install the base packages
chroot $outmnt apt update
chroot $outmnt apt install -y initscripts udev kmod net-tools inetutils-ping traceroute iproute2 isc-dhcp-client wpasupplicant iw alsa-utils cgpt vim-tiny less psmisc netcat-openbsd ca-certificates bzip2 xz-utils ifupdown nano apt-utils git kpartx gdisk parted rsync
#add the live-boot fstab
cp -f $build_resources/external_fstab $outmnt/etc/fstab
chmod 644 /etc/fstab
#Cleanup to reduce install size
chroot $outmnt apt-get autoremove --purge
chroot $outmnt apt-get clean
#Download support for libinput-gestures
chroot $outmnt apt install -y libinput-tools xdotool build-essential
#Package is copied into /InstallResources/packages
#Download the packages to be installed by Install.sh:
chroot $outmnt apt-get install -y -d xorg acpi-support lightdm tasksel dpkg librsvg2-common xorg xserver-xorg-input-libinput alsa-utils anacron avahi-daemon eject iw libnss-mdns xdg-utils lxqt crda xfce4 dbus-user-session system-config-printer tango-icon-theme xfce4-power-manager xfce4-terminal xfce4-goodies mousepad vlc libutempter0 xterm numix-gtk-theme dconf-cli dconf-editor plank network-manager-gnome network-manager-openvpn network-manager-openvpn-gnome dtrx emacs25 accountsservice sudo pavucontrol-qt xfce4-screensaver
if [ "$PRAWNOS_SUITE" = "stretch" ]
then
CHROMIUM_SUITE=buster
else
CHROMIUM_SUITE=$PRAWNOS_SUITE
fi
# grab chromium as well, since sound is still broken in firefox for some media
chroot $outmnt apt-get -t $CHROMIUM_SUITE install -d -y chromium
if [ "$PRAWNOS_SUITE" = "stretch" ]
then
FIREFOX_SUITE=buster
else
FIREFOX_SUITE=$PRAWNOS_SUITE
fi
# #grab firefox from buster or higher, since stretch is broken
chroot $outmnt apt-get -t $FIREFOX_SUITE install -d -y firefox-esr
#Cleanup hosts
rm -rf $outmnt/etc/hosts #This is what https://wiki.debian.org/EmDebian/CrossDebootstrap suggests
echo -n "127.0.0.1 PrawnOS-Alpha" > $outmnt/etc/hosts
umount -l $outmnt > /dev/null 2>&1
rmdir $outmnt > /dev/null 2>&1
losetup -d $outdev > /dev/null 2>&1
echo "DONE!"
trap - INT TERM EXIT