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- #!/bin/sh -xe
- # Build fs, image
- KVER=4.17.2
- #Ensure Sudo
- if [ ! $UID = "0" ]
- then
- echo "Please run this script with sudo, or as root:"
- echo "sudo $0 $*"
- exit 1
- fi
- outmnt=$(mktemp -d -p `pwd`)
- outdev=/dev/loop4
- 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 2GB 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 -O ^has_journal ${2}p2 $(($size / 2))
- # mount the / partition
- mount -o noatime ${2}p2 $5
- }
- # create a 2GB image with the Chrome OS partition layout
- create_image PrawnOS-Alpha-c201-libre-2GB.img $outdev 50M 40 $outmnt
- # install Debian on it
- export LC_ALL="en_US.UTF-8" #Change this as necessary if not US
- export DEBIAN_FRONTEND=noninteractive
- qemu-debootstrap --arch armhf stretch --include locales,init $outmnt http://deb.debian.org/debian
- 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/
- cp scripts/InstallScripts/* $outmnt/InstallResources/
- cp scripts/InstallScripts/InstallToInternal.sh $outmnt/
- chmod +x $outmnt/*.sh
- install -D -m 644 $build_resources/80disable-recommends $outmnt/etc/apt/apt.conf.d/80disable-recommends #This should fix the issue of crda being installed but unconfigured causing regulatory.db firmware loading errors in dmesg
- #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 $outmount/etc/apt/sources.list
- #Setup the locale
- cp /etc/locale.gen $outmnt/etc/
- #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 python python-urwid
- #Cleanup to reduce install size
- chroot $outmnt apt-get autoremove --purge
- chroot $outmnt apt-get clean
- #Download the packages to be installed by Install.sh: TODO: potentially dpkg-reconfigure locales?
- 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 wicd-daemon wicd wicd-curses wicd-gtk xserver-xorg-input-synaptics crda
- #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" > $outmnt/etc/hosts
- # put the kernel in the kernel partition, modules in /lib/modules and AR9271
- # firmware in /lib/firmware
- dd if=build/linux-$KVER/vmlinux.kpart of=${outdev}p1 conv=notrunc
- make -C build/linux-$KVER ARCH=arm INSTALL_MOD_PATH=$outmnt modules_install
- rm -f $outmnt/lib/modules/3.14.0/{build,source}
- install -D -m 644 build/open-ath9k-htc-firmware/target_firmware/htc_9271.fw $outmnt/lib/firmware/ath9k_htc/htc_9271-1.4.0.fw
- echo "DONE!"
- cleanup
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