difos/target/linux/armsr/base-files/lib/preinit/79_move_config
Christian Buschau 67ce60c5f9
armsr: preserve configuration during sysupgrade
Copy configuration to boot partition (partition 1) instead of root
partition (partition 2) because the root partition is not writable if
it's a suqashfs image.
Move configuration back to root during preinit.

Fixes: https://github.com/openwrt/openwrt/issues/13695
Signed-off-by: Christian Buschau <cbuschau@d00t.de>
2023-10-20 00:36:32 +02:00

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# SPDX-License-Identifier: GPL-2.0-only
move_config() {
local partdev parttype=ext4
. /lib/upgrade/common.sh
if export_bootdevice && export_partdevice partdev 1; then
part_magic_fat "/dev/$partdev" && parttype=vfat
if mount -t $parttype -o rw,noatime "/dev/$partdev" /mnt; then
if [ -f "/mnt/$BACKUP_FILE" ]; then
mv -f "/mnt/$BACKUP_FILE" /
fi
umount /mnt
fi
fi
}
boot_hook_add preinit_mount_root move_config