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arm-autonomy/xenguest-mkimage: check if partition fits disk size

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Check if partition defined with '--disk-add-part=*' will fit
in disk size defined with '--disk-size=*'.

Change-Id: Ide87fe541d050497b4f2e5b5b47c1bcac8f5d37a
Issue-Id: SCM-1515
Signed-off-by: Kamil Dziezyk <kamil.dziezyk@arm.com>
Signed-off-by: Jon Mason <jon.mason@arm.com>
This commit is contained in:
Kamil Dziezyk
2020-11-20 12:44:02 +01:00
committed by Jon Mason
parent 9b075d12de
commit 5331993f8c
1 changed files with 41 additions and 1 deletions
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meta-arm-autonomy/recipes-extended/xenguest/files/xenguest-mkimage
+41 -1
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@@ -412,13 +412,53 @@ check_size() {
exit 1
}
disk_config_get_size() {
disksize=$(echo -e "$( . ${IMAGE_TMPDIR}/disk.cfg && echo $DISK_SIZE)")
check_size "${disksize}"
}
disk_config_get_parts() {
echo -e "$( . ${IMAGE_TMPDIR}/disk.cfg && \
typeset -p | awk '$3 ~ /^DISK_PART/ { print $3 }')"
}
disk_config_get_free_space() {
disk_usage="0"
for partinfo in $(disk_config_get_parts)
do
partsize=$(echo "${partinfo}" | cut -d '"' -f2 | sed -e "s/:.*//")
sizeMB=$(check_size "${partsize}")
[ -n "${sizeMB}" ] || exit 1
disk_usage=$((${sizeMB::${#sizeMB}-1} + $disk_usage))
done
disk_size=$(disk_config_get_size)
echo -e "$((${disk_size::${#disk_size}-1} - ${disk_usage}))M"
}
disk_config_add_part() {
partconf="${1}"
partid=$(echo ${partconf} | sed -e "s/:.*//")
partinfo=$(echo ${partconf} | sed -e "s/[^:]*://")
partsize=$(echo ${partinfo} | cut -d ":" -f1)
# check size "ID:*SIZE*:FORMAT:CONTENT"
partsizeMB=$(check_size "${partsize}")
# Make sure we don't add the same partition twice
disk_config_rm_part ${partid}
disk_config_rm_part "${partid}"
# check available disk space
freespace=$(disk_config_get_free_space)
if ((${partsizeMB::${#partsizeMB}-1} > ${freespace::${#freespace}-1}))
then
echo -e "Not enough free disk space(${freespace}) for partition "\
"'${partconf}'!"\
"\tTo adjust disk size use '--disk-size' parameter"\
"\tor shrink the partition with '--disk-add-part' parameter"
exit 1
fi
echo "DISK_PART${partid}=\"${partinfo}\"" >> \
${IMAGE_TMPDIR}/disk.cfg
}