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|
# Image to use with u-boot as BIOS and OSTree deployment system
#inherit image_types
# Boot filesystem size in MiB
# OSTree updates may require some space on boot file system for
# boot scripts, kernel and initramfs images
#
inherit image
OSTREE_BOOTLOADER ??= 'u-boot'
IMAGE_DEPENDS_otaimg = "e2fsprogs-native:do_populate_sysroot \
${@'grub:do_populate_sysroot' if d.getVar('OSTREE_BOOTLOADER', True) == 'grub' else ''} \
${@'virtual/bootloader:do_deploy' if d.getVar('OSTREE_BOOTLOADER', True) == 'u-boot' else ''}"
calculate_size () {
BASE=$1
SCALE=$2
MIN=$3
MAX=$4
EXTRA=$5
ALIGN=$6
SIZE=`echo "$BASE * $SCALE" | bc -l`
REM=`echo $SIZE | cut -d "." -f 2`
SIZE=`echo $SIZE | cut -d "." -f 1`
if [ -n "$REM" -o ! "$REM" -eq 0 ]; then
SIZE=`expr $SIZE \+ 1`
fi
if [ "$SIZE" -lt "$MIN" ]; then
$SIZE=$MIN
fi
SIZE=`expr $SIZE \+ $EXTRA`
SIZE=`expr $SIZE \+ $ALIGN \- 1`
SIZE=`expr $SIZE \- $SIZE \% $ALIGN`
if [ -n "$MAX" ]; then
if [ "$SIZE" -gt "$MAX" ]; then
return -1
fi
fi
echo "${SIZE}"
}
export OSTREE_OSNAME
export OSTREE_BRANCHNAME
export OSTREE_REPO
export OSTREE_BOOTLOADER
IMAGE_CMD_otaimg () {
if ${@bb.utils.contains('IMAGE_FSTYPES', 'otaimg', 'true', 'false', d)}; then
if [ -z "$OSTREE_REPO" ]; then
bbfatal "OSTREE_REPO should be set in your local.conf"
fi
if [ -z "$OSTREE_OSNAME" ]; then
bbfatal "OSTREE_OSNAME should be set in your local.conf"
fi
if [ -z "$OSTREE_BRANCHNAME" ]; then
bbfatal "OSTREE_BRANCHNAME should be set in your local.conf"
fi
PHYS_SYSROOT=`mktemp -d ${WORKDIR}/ota-sysroot-XXXXX`
ostree admin --sysroot=${PHYS_SYSROOT} init-fs ${PHYS_SYSROOT}
ostree admin --sysroot=${PHYS_SYSROOT} os-init ${OSTREE_OSNAME}
mkdir -p ${PHYS_SYSROOT}/boot/loader.0
ln -s loader.0 ${PHYS_SYSROOT}/boot/loader
if [ "${OSTREE_BOOTLOADER}" = "grub" ]; then
mkdir -p ${PHYS_SYSROOT}/boot/grub2
touch ${PHYS_SYSROOT}/boot/grub2/grub.cfg
elif [ "${OSTREE_BOOTLOADER}" = "u-boot" ]; then
touch ${PHYS_SYSROOT}/boot/loader/uEnv.txt
else
bberror "Invalid bootloader: ${OSTREE_BOOTLOADER}"
fi;
ostree --repo=${PHYS_SYSROOT}/ostree/repo pull-local --remote=${OSTREE_OSNAME} ${OSTREE_REPO} ${OSTREE_BRANCHNAME}
export OSTREE_BOOT_PARTITION="/boot"
kargs_list=""
for arg in ${OSTREE_KERNEL_ARGS}; do
kargs_list="${kargs_list} --karg-append=$arg"
done
ostree admin --sysroot=${PHYS_SYSROOT} deploy ${kargs_list} --os=${OSTREE_OSNAME} ${OSTREE_OSNAME}:${OSTREE_BRANCHNAME}
# Copy deployment /home and /var/sota to sysroot
HOME_TMP=`mktemp -d ${WORKDIR}/home-tmp-XXXXX`
tar --xattrs --xattrs-include='*' -C ${HOME_TMP} -xf ${DEPLOY_DIR_IMAGE}/${IMAGE_LINK_NAME}.rootfs.ostree.tar.bz2 ./usr/homedirs ./var/sota || true
mv ${HOME_TMP}/usr/homedirs/home ${PHYS_SYSROOT}/
mv ${HOME_TMP}/var/sota ${PHYS_SYSROOT}/ostree/deploy/${OSTREE_OSNAME}/var/ || true
rm -rf ${HOME_TMP}
OTA_ROOTFS_SIZE=$(calculate_size `du -ks $PHYS_SYSROOT | cut -f 1` "${IMAGE_OVERHEAD_FACTOR}" "${IMAGE_ROOTFS_SIZE}" "${IMAGE_ROOTFS_MAXSIZE}" `expr ${IMAGE_ROOTFS_EXTRA_SPACE}` "${IMAGE_ROOTFS_ALIGNMENT}")
if [ $OTA_ROOTFS_SIZE -lt 0 ]; then
exit -1
fi
eval local COUNT=\"0\"
eval local MIN_COUNT=\"60\"
if [ $OTA_ROOTFS_SIZE -lt $MIN_COUNT ]; then
eval COUNT=\"$MIN_COUNT\"
fi
rm -rf ${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.otaimg
sync
dd if=/dev/zero of=${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.otaimg seek=$OTA_ROOTFS_SIZE count=$COUNT bs=1024
mkfs.ext4 -O ^64bit ${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.otaimg -d ${PHYS_SYSROOT}
rm -rf ${PHYS_SYSROOT}
rm -f ${DEPLOY_DIR_IMAGE}/${IMAGE_LINK_NAME}.otaimg
ln -s ${IMAGE_NAME}.otaimg ${DEPLOY_DIR_IMAGE}/${IMAGE_LINK_NAME}.otaimg
fi
}
IMAGE_TYPEDEP_otaimg = "ostree"
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