98 lines
3.4 KiB
Bash
98 lines
3.4 KiB
Bash
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#!/bin/sh -xe
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# Build fs, image
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KVER=4.9.30
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outmnt=$(mktemp -d -p `pwd`)
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inmnt=$(mktemp -d -p `pwd`)
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outdev=/dev/loop6
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indev=/dev/loop7
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#A hacky way to ensure the loops are properly unmounted and the temp files are properly deleted.
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#Without this, a reboot is required to properly clean the loop devices and ensure a clean build
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cleanuptwice() {
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cleanup
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cleanup
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}
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cleanup() {
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set +e
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umount -l $inmnt > /dev/null 2>&1
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rmdir $inmnt > /dev/null 2>&1
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losetup -d $indev > /dev/null 2>&1
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umount -l $outmnt > /dev/null 2>&1
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rmdir $outmnt > /dev/null 2>&1
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losetup -d $outdev > /dev/null 2>&1
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}
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trap cleanuptwice INT TERM EXIT
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create_image() {
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# it's a sparse file - that's how we fit a 16GB image inside a 2GB one
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dd if=/dev/zero of=$1 bs=$3 count=$4 conv=sparse
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parted --script $1 mklabel gpt
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cgpt create $1
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cgpt add -i 1 -t kernel -b 8192 -s 65536 -l Kernel -S 1 -T 5 -P 10 $1
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start=$((8192 + 65536))
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end=`cgpt show $1 | grep 'Sec GPT table' | awk '{print $1}'`
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size=$(($end - $start))
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cgpt add -i 2 -t data -b $start -s $size -l Root $1
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# $size is in 512 byte blocks while ext4 uses a block size of 1024 bytes
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losetup -P $2 $1
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mkfs.ext4 -F -b 1024 -m 0 -O ^has_journal ${2}p2 $(($size / 2))
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# mount the / partition
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mount -o noatime ${2}p2 $5
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}
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# create a 2GB image with the Chrome OS partition layout
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create_image debian-stretch-c201-libre-2GB.img $outdev 50M 40 $outmnt
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# INCLUDES=apt-utils,libc6,libdebconfclient0,awk,libz2-1.0,libblzma5,libselinux1,tar,libtinfo5,zlib1g,udev,kmod,net-tools,traceroute,iproute2,isc-dhcp-client,wpasupplicant,iw,alsa-utils,cgpt,vim-tiny,less,psmisc,netcat-openbsd,ca-certificates,bzip2,xz-utils,unscd,lightdm,lightdm-gtk-greeter,xfce4,xorg,ifupdown,nano,wicd,wicd-curses
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# install Debian on it
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qemu-debootstrap --arch=armhf --foreign stretch --variant minbase --include=systemd,systemd-sysv,dbus $outmnt http://deb.debian.org/debian
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chroot $outmnt passwd -d root
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#echo -n debsus > $outmnt/etc/hostname
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#install -D -m 644 80disable-recommends $outmnt/etc/apt/apt.conf.d/80disable-recommends
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cp -f /etc/resolv.conf $outmnt/etc/
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chroot $outmnt apt update
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chroot $outmnt apt install -y 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 unscd ifupdown nano apt-utils python python-urwid
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chroot $outmnt apt-get autoremove --purge
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chroot $outmnt apt-get clean
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chroot $outmnt apt-get install -d -y wicd-daemon wicd wicd-curses
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#sed -i s/^[3-6]/\#\&/g $outmnt/etc/inittab
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#sed -i s/'enable-cache hosts no'/'enable-cache hosts yes'/ -i $outmnt/etc/nscd.conf
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rm -f $outmnt/etc/resolv.conf
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# put the kernel in the kernel partition, modules in /lib/modules and AR9271
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# firmware in /lib/firmware
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dd if=linux-$KVER/vmlinux.kpart of=${outdev}p1 conv=notrunc
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make -C linux-$KVER ARCH=arm INSTALL_MOD_PATH=$outmnt modules_install
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rm -f $outmnt/lib/modules/3.14.0/{build,source}
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install -D -m 644 open-ath9k-htc-firmware/target_firmware/htc_9271.fw $outmnt/lib/firmware/htc_9271.fw
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# create a 16GB image
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create_image debian-stretch-c201-libre-16GB.img $indev 512 30785536 $inmnt
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# copy the kernel and / of the 2GB image to the 16GB one
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dd if=${outdev}p1 of=${indev}p1 conv=notrunc
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cp -a $outmnt/* $inmnt/
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umount -l $inmnt
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rmdir $inmnt
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losetup -d $indev
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# move the 16GB image inside the 2GB one
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cp -f debian-stretch-c201-libre-16GB.img $outmnt/
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echo "DONE!"
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cleanup
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