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base-files: add support for restoring config from tmpfs 

Instead of only relying in /sysupgrade.tgz being present in rootfs to
restore configuration, also grab /tmp/sysupgrade.tar which may have
magically gotten there during preinit...

Signed-off-by: Daniel Golle <daniel@makrotopia.org>
This commit is contained in:
Daniel Golle 2021-02-27 22:21:09 +00:00
parent b7d125f455
commit 84a339f015
1 changed files with 3 additions and 2 deletions
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5
package/base-files/files/lib/preinit/80_mount_root
View File

@ -17,11 +17,12 @@ missing_lines() {
do_mount_root() {
mount_root
boot_run_hook preinit_mount_root
[ -f /sysupgrade.tgz ] && {
[ -f /sysupgrade.tgz -o -f /tmp/sysupgrade.tar ] && {
echo "- config restore -"
cp /etc/passwd /etc/group /etc/shadow /tmp
cd /
tar xzf /sysupgrade.tgz
[ -f /sysupgrade.tgz ] && tar xzf /sysupgrade.tgz
[ -f /tmp/sysupgrade.tar ] && tar xf /tmp/sysupgrade.tar
missing_lines /tmp/passwd /etc/passwd >> /etc/passwd
missing_lines /tmp/group /etc/group >> /etc/group
missing_lines /tmp/shadow /etc/shadow >> /etc/shadow