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# Copyright (c) 2015 Igor Pecovnik, igor.pecovnik@gma**.com
#
# This file is licensed under the terms of the GNU General Public
# License version 2. This program is licensed "as is" without any
# warranty of any kind, whether express or implied.
#
# This file is a part of tool chain https://github.com/igorpecovnik/lib
#
# Functions:
# debootstrap_ng
# create_rootfs_cache
# prepare_partitions
# create_image
# mount_chroot
# umount_chroot
# unmount_on_exit
# custom_debootstrap_ng
#
# main debootstrap function
#
debootstrap_ng()
{
display_alert "Starting rootfs and image building process for" "$BOARD $RELEASE" "info"
[[ $ROOTFS_TYPE != ext4 ]] && display_alert "Assuming $BOARD $BRANCH kernel supports $ROOTFS_TYPE" "" "wrn"
# trap to unmount stuff in case of error/manual interruption
trap unmount_on_exit INT TERM EXIT
# stage: clean and create directories
rm -rf $CACHEDIR/{$SDCARD,$MOUNT}
mkdir -p $CACHEDIR/{$SDCARD,$MOUNT,rootfs} $DEST/images
# stage: verify tmpfs configuration and mount
# default maximum size for tmpfs mount is 1/2 of available RAM
# CLI needs ~1.2GiB+ (Xenial CLI), Desktop - ~2.2GiB+ (Xenial Desktop w/o HW acceleration)
# calculate and set tmpfs mount to use 2/3 of available RAM
local phymem=$(( $(awk '/MemTotal/ {print $2}' /proc/meminfo) / 1024 * 2 / 3 )) # MiB
if [[ $BUILD_DESKTOP == yes ]]; then local tmpfs_max_size=2500; else local tmpfs_max_size=1500; fi # MiB
if [[ $FORCE_USE_RAMDISK == no ]]; then local use_tmpfs=no
elif [[ $FORCE_USE_RAMDISK == yes || $phymem -gt $tmpfs_max_size ]]; then
local use_tmpfs=yes
fi
[[ $use_tmpfs == yes ]] && mount -t tmpfs -o size=${tmpfs_max_size}M tmpfs $CACHEDIR/$SDCARD
# stage: prepare basic rootfs: unpack cache or create from scratch
create_rootfs_cache
# stage: install kernel and u-boot packages
# install distribution and board specific applications
mkdir -p $CACHEDIR/$SDCARD/tmp/debs
mount --bind $DEST/debs/ $CACHEDIR/$SDCARD/tmp/debs
install_distribution_specific
install_common
# install additional applications
[[ $EXTERNAL == yes ]] && install_external_applications
# install desktop files
[[ $BUILD_DESKTOP == yes ]] && install_desktop
# install locally built packages
[[ $EXTERNAL_NEW == compile ]] && chroot_installpackages_local
# install from apt.armbian.com
[[ $EXTERNAL_NEW == prebuilt ]] && chroot_installpackages "yes"
# cleanup for install_kernel and install_board_specific
umount $CACHEDIR/$SDCARD/tmp/debs
mountpoint -q $CACHEDIR/$SDCARD/tmp/debs || rm -rf $CACHEDIR/$SDCARD/tmp/debs
# stage: user customization script
# NOTE: installing too many packages may fill tmpfs mount
customize_image
# stage: cleanup
rm -f $CACHEDIR/$SDCARD/sbin/initctl $CACHEDIR/$SDCARD/sbin/start-stop-daemon
chroot $CACHEDIR/$SDCARD /bin/bash -c "dpkg-divert --quiet --local --rename --remove /sbin/initctl"
chroot $CACHEDIR/$SDCARD /bin/bash -c "dpkg-divert --quiet --local --rename --remove /sbin/start-stop-daemon"
rm -f $CACHEDIR/$SDCARD/usr/sbin/policy-rc.d $CACHEDIR/$SDCARD/usr/bin/$QEMU_BINARY
umount_chroot "$CACHEDIR/$SDCARD"
# to prevent creating swap file on NFS (needs specific kernel options)
# and f2fs/btrfs (not recommended or needs specific kernel options)
[[ $ROOTFS_TYPE != ext4 ]] && touch $CACHEDIR/$SDCARD/var/swap
if [[ $ROOTFS_TYPE == fel ]]; then
FEL_ROOTFS=$CACHEDIR/$SDCARD/
display_alert "Starting FEL boot" "$BOARD" "info"
source $SRC/lib/fel-load.sh
else
prepare_partitions
create_image
fi
# stage: unmount tmpfs
[[ $use_tmpfs = yes ]] && umount $CACHEDIR/$SDCARD
rm -rf $CACHEDIR/$SDCARD
# remove exit trap
trap - INT TERM EXIT
} #############################################################################
# create_rootfs_cache
#
# unpacks cached rootfs for $RELEASE or creates one
#
create_rootfs_cache()
{
local packages_hash=$(get_package_list_hash)
local cache_fname=$CACHEDIR/rootfs/${RELEASE}-ng-$ARCH.$packages_hash.tar.bz2
local display_name=${RELEASE}-ng-$ARCH.${packages_hash:0:3}...${packages_hash:29}.tar.bz2
if [[ -f $cache_fname ]]; then
local date_diff=$(( ($(date +%s) - $(stat -c %Y $cache_fname)) / 86400 ))
display_alert "Extracting $display_name" "$date_diff days old" "info"
pv -p -b -r -c -N "$display_name" "$cache_fname" | lbzip2 -dc | tar xp --xattrs -C $CACHEDIR/$SDCARD/
else
display_alert "Creating new rootfs for" "$RELEASE" "info"
# stage: debootstrap base system
if [[ $NO_APT_CACHER != yes ]]; then
# apt-cacher-ng apt-get proxy parameter
local apt_extra="-o Acquire::http::Proxy=\"http://${APT_PROXY_ADDR:-localhost:3142}\""
local apt_mirror="http://${APT_PROXY_ADDR:-localhost:3142}/$APT_MIRROR"
else
local apt_mirror="http://$APT_MIRROR"
fi
# fancy progress bars
[[ -z $OUTPUT_DIALOG ]] && local apt_extra_progress="--show-progress -o DPKG::Progress-Fancy=1"
display_alert "Installing base system" "Stage 1/2" "info"
eval 'debootstrap --include=locales ${PACKAGE_LIST_EXCLUDE:+ --exclude=${PACKAGE_LIST_EXCLUDE// /,}} \
--arch=$ARCH --foreign $RELEASE $CACHEDIR/$SDCARD/ $apt_mirror' \
${PROGRESS_LOG_TO_FILE:+' | tee -a $DEST/debug/debootstrap.log'} \
${OUTPUT_DIALOG:+' | dialog --backtitle "$backtitle" --progressbox "Debootstrap (stage 1/2)..." $TTY_Y $TTY_X'} \
${OUTPUT_VERYSILENT:+' >/dev/null 2>/dev/null'}
[[ ${PIPESTATUS[0]} -ne 0 || ! -f $CACHEDIR/$SDCARD/debootstrap/debootstrap ]] && exit_with_error "Debootstrap base system first stage failed"
cp /usr/bin/$QEMU_BINARY $CACHEDIR/$SDCARD/usr/bin/
mkdir -p $CACHEDIR/$SDCARD/usr/share/keyrings/
cp /usr/share/keyrings/debian-archive-keyring.gpg $CACHEDIR/$SDCARD/usr/share/keyrings/
display_alert "Installing base system" "Stage 2/2" "info"
eval 'chroot $CACHEDIR/$SDCARD /bin/bash -c "/debootstrap/debootstrap --second-stage"' \
${PROGRESS_LOG_TO_FILE:+' | tee -a $DEST/debug/debootstrap.log'} \
${OUTPUT_DIALOG:+' | dialog --backtitle "$backtitle" --progressbox "Debootstrap (stage 2/2)..." $TTY_Y $TTY_X'} \
${OUTPUT_VERYSILENT:+' >/dev/null 2>/dev/null'}
[[ ${PIPESTATUS[0]} -ne 0 || ! -f $CACHEDIR/$SDCARD/bin/bash ]] && exit_with_error "Debootstrap base system second stage failed"
mount_chroot "$CACHEDIR/$SDCARD"
# policy-rc.d script prevents starting or reloading services during image creation
printf '#!/bin/sh\nexit 101' > $CACHEDIR/$SDCARD/usr/sbin/policy-rc.d
chroot $CACHEDIR/$SDCARD /bin/bash -c "dpkg-divert --quiet --local --rename --add /sbin/initctl"
chroot $CACHEDIR/$SDCARD /bin/bash -c "dpkg-divert --quiet --local --rename --add /sbin/start-stop-daemon"
printf '#!/bin/sh\necho "Warning: Fake start-stop-daemon called, doing nothing"' > $CACHEDIR/$SDCARD/sbin/start-stop-daemon
printf '#!/bin/sh\necho "Warning: Fake initctl called, doing nothing"' > $CACHEDIR/$SDCARD/sbin/initctl
chmod 755 $CACHEDIR/$SDCARD/usr/sbin/policy-rc.d
chmod 755 $CACHEDIR/$SDCARD/sbin/initctl
chmod 755 $CACHEDIR/$SDCARD/sbin/start-stop-daemon
# stage: configure language and locales
display_alert "Configuring locales" "$DEST_LANG" "info"
[[ -f $CACHEDIR/$SDCARD/etc/locale.gen ]] && sed -i "s/^# $DEST_LANG/$DEST_LANG/" $CACHEDIR/$SDCARD/etc/locale.gen
eval 'LC_ALL=C LANG=C chroot $CACHEDIR/$SDCARD /bin/bash -c "locale-gen $DEST_LANG"' ${OUTPUT_VERYSILENT:+' >/dev/null 2>/dev/null'}
eval 'LC_ALL=C LANG=C chroot $CACHEDIR/$SDCARD /bin/bash -c "update-locale LANG=$DEST_LANG LANGUAGE=$DEST_LANG LC_MESSAGES=$DEST_LANG"' \
${OUTPUT_VERYSILENT:+' >/dev/null 2>/dev/null'}
if [[ -f $CACHEDIR/$SDCARD/etc/default/console-setup ]]; then
sed -e 's/CHARMAP=.*/CHARMAP="UTF-8"/' -e 's/FONTSIZE=.*/FONTSIZE="8x16"/' \
-e 's/CODESET=.*/CODESET="guess"/' -i $CACHEDIR/$SDCARD/etc/default/console-setup
eval 'LC_ALL=C LANG=C chroot $CACHEDIR/$SDCARD /bin/bash -c "setupcon --save"'
fi
# stage: create apt sources list
create_sources_list "$RELEASE" "$CACHEDIR/$SDCARD/"
# stage: add armbian repository and install key
echo "deb http://apt.armbian.com $RELEASE main utils ${RELEASE}-desktop" > $CACHEDIR/$SDCARD/etc/apt/sources.list.d/armbian.list
cp $SRC/lib/bin/armbian.key $CACHEDIR/$SDCARD
eval 'chroot $CACHEDIR/$SDCARD /bin/bash -c "cat armbian.key | apt-key add -"' \
${OUTPUT_VERYSILENT:+' >/dev/null 2>/dev/null'}
rm $CACHEDIR/$SDCARD/armbian.key
# add armhf arhitecture to arm64
[[ $ARCH == arm64 ]] && eval 'LC_ALL=C LANG=C chroot $CACHEDIR/$SDCARD /bin/bash -c "dpkg --add-architecture armhf"'
# stage: update packages list
display_alert "Updating package list" "$RELEASE" "info"
eval 'LC_ALL=C LANG=C chroot $CACHEDIR/$SDCARD /bin/bash -c "apt-get -q -y $apt_extra update"' \
${PROGRESS_LOG_TO_FILE:+' | tee -a $DEST/debug/debootstrap.log'} \
${OUTPUT_DIALOG:+' | dialog --backtitle "$backtitle" --progressbox "Updating package lists..." $TTY_Y $TTY_X'} \
${OUTPUT_VERYSILENT:+' >/dev/null 2>/dev/null'}
#[[ ${PIPESTATUS[0]} -ne 0 ]] && exit_with_error "Updating package lists failed"
# stage: upgrade base packages from xxx-updates and xxx-backports repository branches
display_alert "Upgrading base packages" "Armbian" "info"
eval 'LC_ALL=C LANG=C chroot $CACHEDIR/$SDCARD /bin/bash -c "DEBIAN_FRONTEND=noninteractive apt-get -y -q \
$apt_extra $apt_extra_progress upgrade"' \
${PROGRESS_LOG_TO_FILE:+' | tee -a $DEST/debug/debootstrap.log'} \
${OUTPUT_DIALOG:+' | dialog --backtitle "$backtitle" --progressbox "Upgrading base packages..." $TTY_Y $TTY_X'} \
${OUTPUT_VERYSILENT:+' >/dev/null 2>/dev/null'}
#[[ ${PIPESTATUS[0]} -ne 0 ]] && exit_with_error "Upgrading base packages failed"
# stage: install additional packages
display_alert "Installing packages for" "Armbian" "info"
eval 'LC_ALL=C LANG=C chroot $CACHEDIR/$SDCARD /bin/bash -c "DEBIAN_FRONTEND=noninteractive apt-get -y -q \
$apt_extra $apt_extra_progress --no-install-recommends install $PACKAGE_LIST"' \
${PROGRESS_LOG_TO_FILE:+' | tee -a $DEST/debug/debootstrap.log'} \
${OUTPUT_DIALOG:+' | dialog --backtitle "$backtitle" --progressbox "Installing Armbian system..." $TTY_Y $TTY_X'} \
${OUTPUT_VERYSILENT:+' >/dev/null 2>/dev/null'}
[[ ${PIPESTATUS[0]} -ne 0 ]] && exit_with_error "Installation of Armbian packages failed"
# DEBUG: print free space
echo -e "\nFree space:"
eval 'df -h | grep "$CACHEDIR/"' ${PROGRESS_LOG_TO_FILE:+' | tee -a $DEST/debug/debootstrap.log'}
# stage: remove downloaded packages
chroot $CACHEDIR/$SDCARD /bin/bash -c "apt-get clean"
# stage: make rootfs cache archive
display_alert "Ending debootstrap process and preparing cache" "$RELEASE" "info"
sync
# the only reason to unmount here is compression progress display
# based on rootfs size calculation
umount_chroot "$CACHEDIR/$SDCARD"
tar cp --xattrs --directory=$CACHEDIR/$SDCARD/ --exclude='./dev/*' --exclude='./proc/*' --exclude='./run/*' --exclude='./tmp/*' \
--exclude='./sys/*' . | pv -p -b -r -s $(du -sb $CACHEDIR/$SDCARD/ | cut -f1) -N "$display_name" | lbzip2 -c > $cache_fname
fi
mount_chroot "$CACHEDIR/$SDCARD"
} #############################################################################
# prepare_partitions
#
# creates image file, partitions and fs
# and mounts it to local dir
# FS-dependent stuff (boot and root fs partition types) happens here
#
prepare_partitions()
{
display_alert "Preparing image file for rootfs" "$BOARD $RELEASE" "info"
# possible partition combinations
# ext4 root only (BOOTSIZE == 0 && ROOTFS_TYPE == ext4)
# ext4 boot + non-ext4 local root (BOOTSIZE == 0; ROOTFS_TYPE != ext4 or nfs)
# fat32 boot + ext4 root (BOOTSIZE > 0 && ROOTFS_TYPE == ext4)
# fat32 boot + non-ext4 local root (BOOTSIZE > 0; ROOTFS_TYPE != ext4 or nfs)
# ext4 boot + NFS root (BOOTSIZE == 0; ROOTFS_TYPE == nfs)
# fat32 boot + NFS root (BOOTSIZE > 0; ROOTFS_TYPE == nfs)
# declare makes local variables by default if used inside a function
# NOTE: mountopts string should always start with comma if not empty
# array copying in old bash versions is tricky, so having filesystems as arrays
# with attributes as keys is not a good idea
declare -A parttype mkopts mkfs mountopts
parttype[ext4]=ext4
parttype[fat]=fat16
parttype[f2fs]=ext4 # not a copy-paste error
parttype[btrfs]=btrfs
# parttype[nfs] is empty
# metadata_csum is supported since e2fsprogs 1.43
local codename=$(lsb_release -sc)
if [[ $codename == sid || $codename == stretch ]]; then
mkopts[ext4]='-O ^64bit,^metadata_csum,uninit_bg -q -m 2'
else
mkopts[ext4]='-q -m 2'
fi
mkopts[fat]='-n BOOT'
# mkopts[f2fs] is empty
# mkopts[btrfs] is empty
# mkopts[nfs] is empty
mkfs[ext4]=ext4
mkfs[fat]=vfat
mkfs[f2fs]=f2fs
mkfs[btrfs]=btrfs
# mkfs[nfs] is empty
mountopts[ext4]=',commit=600,errors=remount-ro'
# mountopts[fat] is empty
# mountopts[f2fs] is empty
# mountopts[btrfs] is empty
# mountopts[nfs] is empty
# stage: calculate rootfs size
local rootfs_size=$(du -sm $CACHEDIR/$SDCARD/ | cut -f1) # MiB
display_alert "Current rootfs size" "$rootfs_size MiB" "info"
if [[ -n $FIXED_IMAGE_SIZE && $FIXED_IMAGE_SIZE =~ ^[0-9]+$ ]]; then
display_alert "Using user-defined image size" "$FIXED_IMAGE_SIZE MiB" "info"
local sdsize=$FIXED_IMAGE_SIZE
# basic sanity check
if [[ $ROOTFS_TYPE != nfs && $sdsize -lt $rootfs_size ]]; then
exit_with_error "User defined image size is too small" "$sdsize <= $rootfs_size"
fi
else
local imagesize=$(( $rootfs_size + $OFFSET + $BOOTSIZE )) # MiB
# Hardcoded overhead +40% and +128MB for ext4 is needed for desktop images, for CLI it can be lower
# extra 128 MiB for emergency swap file
local sdsize=$(bc -l <<< "scale=0; ($imagesize * 1.4) / 1 + 128")
fi
# stage: create blank image
display_alert "Creating blank image for rootfs" "$sdsize MiB" "info"
dd if=/dev/zero bs=1M status=none count=$sdsize | pv -p -b -r -s $(( $sdsize * 1024 * 1024 )) | dd status=none of=$CACHEDIR/${SDCARD}.raw
# stage: determine partition configuration
if [[ $BOOTSIZE != 0 ]]; then
# fat32 /boot + ext4 or other root, deprecated
local bootfs=fat
local bootpart=1
local rootpart=2
elif [[ $ROOTFS_TYPE != ext4 && $ROOTFS_TYPE != nfs ]]; then
# ext4 /boot + non-ext4 root
BOOTSIZE=64 # MiB
local bootfs=ext4
local bootpart=1
local rootpart=2
elif [[ $ROOTFS_TYPE == nfs ]]; then
# ext4 /boot, no root
BOOTSIZE=64 # For cleanup processing only
local bootfs=ext4
local bootpart=1
else
# ext4 root
local rootpart=1
fi
# stage: calculate boot partition size
local bootstart=$(($OFFSET * 2048))
local rootstart=$(($bootstart + ($BOOTSIZE * 2048)))
local bootend=$(($rootstart - 1))
# stage: create partition table
display_alert "Creating partitions" "${bootfs:+/boot: $bootfs }root: $ROOTFS_TYPE" "info"
parted -s $CACHEDIR/${SDCARD}.raw -- mklabel msdos
if [[ $ROOTFS_TYPE == nfs ]]; then
# single /boot partition
parted -s $CACHEDIR/${SDCARD}.raw -- mkpart primary ${parttype[$bootfs]} ${bootstart}s -1s
elif [[ $BOOTSIZE == 0 ]]; then
# single root partition
parted -s $CACHEDIR/${SDCARD}.raw -- mkpart primary ${parttype[$ROOTFS_TYPE]} ${rootstart}s -1s
else
# /boot partition + root partition
parted -s $CACHEDIR/${SDCARD}.raw -- mkpart primary ${parttype[$bootfs]} ${bootstart}s ${bootend}s
parted -s $CACHEDIR/${SDCARD}.raw -- mkpart primary ${parttype[$ROOTFS_TYPE]} ${rootstart}s -1s
fi
# stage: mount image
# lock access to loop devices
exec {FD}>/var/lock/armbian-debootstrap-losetup
flock --verbose -x $FD | tee -a $DEST/debug/output.log
LOOP=$(losetup -f)
[[ -z $LOOP ]] && exit_with_error "Unable to find free loop device"
# NOTE: losetup -P option is not available in Trusty
[[ $CONTAINER_COMPAT == yes && ! -e $LOOP ]] && mknod -m0660 $LOOP b 7 ${LOOP//\/dev\/loop} > /dev/null
# TODO: Needs mknod here in Docker?
losetup $LOOP $CACHEDIR/${SDCARD}.raw
# loop device was grabbed here, unlock
flock -u $FD
partprobe $LOOP
# stage: create fs, mount partitions, create fstab
rm -f $CACHEDIR/$SDCARD/etc/fstab
if [[ -n $rootpart ]]; then
display_alert "Creating rootfs" "$ROOTFS_TYPE"
[[ $CONTAINER_COMPAT == yes ]] && mknod -m0660 ${LOOP}p${rootpart} b 259 $rootpart > /dev/null
mkfs.${mkfs[$ROOTFS_TYPE]} ${mkopts[$ROOTFS_TYPE]} ${LOOP}p${rootpart}
[[ $ROOTFS_TYPE == ext4 ]] && tune2fs -o journal_data_writeback ${LOOP}p${rootpart} > /dev/null
[[ $ROOTFS_TYPE == btrfs ]] && local fscreateopt="-o compress-force=zlib"
mount ${fscreateopt} ${LOOP}p${rootpart} $CACHEDIR/$MOUNT/
local rootfs="UUID=$(blkid -s UUID -o value ${LOOP}p${rootpart})"
echo "$rootfs / ${mkfs[$ROOTFS_TYPE]} defaults,noatime,nodiratime${mountopts[$ROOTFS_TYPE]} 0 1" >> $CACHEDIR/$SDCARD/etc/fstab
fi
if [[ -n $bootpart ]]; then
display_alert "Creating /boot" "$bootfs"
[[ $CONTAINER_COMPAT == yes ]] && mknod -m0660 ${LOOP}p${bootpart} b 259 $bootpart > /dev/null
mkfs.${mkfs[$bootfs]} ${mkopts[$bootfs]} ${LOOP}p${bootpart}
mkdir -p $CACHEDIR/$MOUNT/boot/
mount ${LOOP}p${bootpart} $CACHEDIR/$MOUNT/boot/
echo "UUID=$(blkid -s UUID -o value ${LOOP}p${bootpart}) /boot ${mkfs[$bootfs]} defaults${mountopts[$bootfs]} 0 2" >> $CACHEDIR/$SDCARD/etc/fstab
fi
[[ $ROOTFS_TYPE == nfs ]] && echo "/dev/nfs / nfs defaults 0 0" >> $CACHEDIR/$SDCARD/etc/fstab
echo "tmpfs /tmp tmpfs defaults,nosuid 0 0" >> $CACHEDIR/$SDCARD/etc/fstab
# stage: adjust boot script or boot environment
if [[ -f $CACHEDIR/$SDCARD/boot/armbianEnv.txt ]]; then
if [[ $HAS_UUID_SUPPORT == yes ]]; then
echo "rootdev=$rootfs" >> $CACHEDIR/$SDCARD/boot/armbianEnv.txt
elif [[ $rootpart != 1 ]]; then
echo "rootdev=/dev/mmcblk0p${rootpart}" >> $CACHEDIR/$SDCARD/boot/armbianEnv.txt
fi
echo "rootfstype=$ROOTFS_TYPE" >> $CACHEDIR/$SDCARD/boot/armbianEnv.txt
elif [[ $rootpart != 1 ]]; then
local bootscript_dst=${BOOTSCRIPT##*:}
sed -i 's/mmcblk0p1/mmcblk0p2/' $CACHEDIR/$SDCARD/boot/$bootscript_dst
sed -i -e "s/rootfstype=ext4/rootfstype=$ROOTFS_TYPE/" \
-e "s/rootfstype \"ext4\"/rootfstype \"$ROOTFS_TYPE\"/" $CACHEDIR/$SDCARD/boot/$bootscript_dst
fi
# recompile .cmd to .scr if boot.cmd exists
[[ -f $CACHEDIR/$SDCARD/boot/boot.cmd ]] && \
mkimage -C none -A arm -T script -d $CACHEDIR/$SDCARD/boot/boot.cmd $CACHEDIR/$SDCARD/boot/boot.scr > /dev/null 2>&1
} #############################################################################
# create_image
#
# finishes creation of image from cached rootfs
#
create_image()
{
# stage: create file name
local version="Armbian_${REVISION}_${BOARD^}_${DISTRIBUTION}_${RELEASE}_${VER/-$LINUXFAMILY/}"
[[ $BUILD_DESKTOP == yes ]] && version=${version}_desktop
[[ $ROOTFS_TYPE == nfs ]] && version=${version}_nfsboot
if [[ $ROOTFS_TYPE != nfs ]]; then
display_alert "Copying files to image" "${SDCARD}.raw" "info"
rsync -aHWXh --exclude="/boot/*" --exclude="/dev/*" --exclude="/proc/*" --exclude="/run/*" --exclude="/tmp/*" \
--exclude="/sys/*" --info=progress2,stats1 $CACHEDIR/$SDCARD/ $CACHEDIR/$MOUNT/
else
display_alert "Creating rootfs archive" "rootfs.tgz" "info"
tar cp --xattrs --directory=$CACHEDIR/$SDCARD/ --exclude='./boot/*' --exclude='./dev/*' --exclude='./proc/*' --exclude='./run/*' --exclude='./tmp/*' \
--exclude='./sys/*' . | pv -p -b -r -s $(du -sb $CACHEDIR/$SDCARD/ | cut -f1) -N "rootfs.tgz" | pigz > $DEST/images/${version}-rootfs.tgz
fi
# stage: rsync /boot
display_alert "Copying files to /boot partition" "${SDCARD}.raw" "info"
if [[ $(findmnt --target $CACHEDIR/$MOUNT/boot -o FSTYPE -n) == vfat ]]; then
# fat32
rsync -rLtWh --info=progress2,stats1 $CACHEDIR/$SDCARD/boot $CACHEDIR/$MOUNT
else
# ext4
rsync -aHWXh --info=progress2,stats1 $CACHEDIR/$SDCARD/boot $CACHEDIR/$MOUNT
fi
# DEBUG: print free space
display_alert "Free space:" "SD card" "info"
eval 'df -h | grep "$CACHEDIR/"' ${PROGRESS_LOG_TO_FILE:+' | tee -a $DEST/debug/debootstrap.log'}
# stage: write u-boot
write_uboot $LOOP
# unmount /boot first, rootfs second, image file last
sync
[[ $BOOTSIZE != 0 ]] && umount -l $CACHEDIR/$MOUNT/boot
[[ $ROOTFS_TYPE != nfs ]] && umount -l $CACHEDIR/$MOUNT
losetup -d $LOOP
rm -rf --one-file-system $CACHEDIR/$DESTIMG $CACHEDIR/$MOUNT
mkdir -p $CACHEDIR/$DESTIMG
cp $CACHEDIR/$SDCARD/etc/armbian.txt $CACHEDIR/$DESTIMG
mv $CACHEDIR/${SDCARD}.raw $CACHEDIR/$DESTIMG/${version}.img
if [[ $BUILD_ALL != yes ]]; then
mv $CACHEDIR/$DESTIMG/${version}.img $DEST/images/${version}.img
rm -rf $CACHEDIR/$DESTIMG
fi
display_alert "Done building" "$DEST/images/${version}.img" "info"
} #############################################################################
# mount_chroot <target>
#
# helper to reduce code duplication
#
mount_chroot()
{
local target=$1
mount -t proc chproc $target/proc
mount -t sysfs chsys $target/sys
mount -t devtmpfs chdev $target/dev || mount --bind /dev $target/dev
mount -t devpts chpts $target/dev/pts
} #############################################################################
# umount_chroot <target>
#
# helper to reduce code duplication
#
umount_chroot()
{
local target=$1
umount -l $target/dev/pts >/dev/null 2>&1
umount -l $target/dev >/dev/null 2>&1
umount -l $target/proc >/dev/null 2>&1
umount -l $target/sys >/dev/null 2>&1
} #############################################################################
# unmount_on_exit
#
unmount_on_exit()
{
trap - INT TERM EXIT
umount_chroot "$CACHEDIR/$SDCARD/"
umount -l $CACHEDIR/$SDCARD/tmp >/dev/null 2>&1
umount -l $CACHEDIR/$SDCARD >/dev/null 2>&1
umount -l $CACHEDIR/$MOUNT/boot >/dev/null 2>&1
umount -l $CACHEDIR/$MOUNT >/dev/null 2>&1
losetup -d $LOOP >/dev/null 2>&1
umount -l $CACHEDIR/$SDCARD/tmp/debs >/dev/null 2>&1
rm -rf --one-file-system $CACHEDIR/$SDCARD
exit_with_error "debootstrap-ng was interrupted"
} #############################################################################