askiiart-blendos/akshara
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feat: replace /etc on update

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This commit is contained in:
Rudra Saraswat 2023-06-10 23:17:45 +10:00
parent 9bf1cf1aa7
commit a77f631c43
1 changed files with 15 additions and 19 deletions
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34
akshara.hook
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@ -23,7 +23,7 @@ run_latehook() {
mv "$kversion" /new_root/usr/lib/modules/"$(basename "$kversion")" mv "$kversion" /new_root/usr/lib/modules/"$(basename "$kversion")"
fi fi
done done
# Same for /var/lib/pacman. # Same for /var/lib/pacman.
mv /new_root/var/lib/pacman /new_root/.old.var.lib.pacman mv /new_root/var/lib/pacman /new_root/.old.var.lib.pacman
mv /new_root/mnt/iso-update/squashfs-root/var/lib/pacman /new_root/var/lib mv /new_root/mnt/iso-update/squashfs-root/var/lib/pacman /new_root/var/lib
@ -35,23 +35,19 @@ run_latehook() {
# Detect if /etc stage is active. # Detect if /etc stage is active.
if [[ -f /new_root/mnt/iso-update/.etc-stage ]]; then if [[ -f /new_root/mnt/iso-update/.etc-stage ]]; then
# Create new /etc.
cp -a /new_root/mnt/iso-update/squashfs-root/etc /new_root/.new.etc
# Replace editable /etc files.
for i in sudoers crypttab fstab group gshadow hosts passwd resolv.conf shadow shells subgid subuid; do
cp "/new_root/etc/${i}" /new_root/.new.etc
done
# Rename existing /etc. # Rename existing /etc.
mv /new_root/etc /new_root/.old.etc &>/dev/null || : mv /new_root/etc /new_root/.old.etc &>/dev/null || :
# Create new /etc. # Rename new /etc.
cp -a /new_root/.old.etc /new_root/etc mv /new_root/.new.etc /new_root/etc &>/dev/null || :
# Only copy non-existent files.
cp -a -n /new_root/mnt/iso-update/squashfs-root/etc/* /new_root/etc
# Update pacman config, and other system files that aren't
# supposed to be edited.
cp /new_root/mnt/iso-update/squashfs-root/etc/pacman.conf /new_root/etc
rm -rf /new_root/etc/pacman.d
cp -r /new_root/mnt/iso-update/squashfs-root/etc/pacman.d /new_root/etc
cp /new_root/mnt/iso-update/squashfs-root/etc/blend_release /new_root/etc
cp /new_root/mnt/iso-update/squashfs-root/etc/os-release /new_root/etc
cp /new_root/mnt/iso-update/squashfs-root/etc/lsb-release /new_root/etc
# Replace kernel and microcode images. # Replace kernel and microcode images.
mv /new_root/mnt/iso-update/iso/boot/initramfs-linux-zen.img /new_root/boot/initramfs-linux-zen.img mv /new_root/mnt/iso-update/iso/boot/initramfs-linux-zen.img /new_root/boot/initramfs-linux-zen.img
@ -59,7 +55,7 @@ run_latehook() {
if [[ -f /boot/amd-ucode.img ]]; then if [[ -f /boot/amd-ucode.img ]]; then
mv /new_root/mnt/iso-update/iso/boot/amd-ucode.img /new_root/boot/amd-ucode.img mv /new_root/mnt/iso-update/iso/boot/amd-ucode.img /new_root/boot/amd-ucode.img
fi fi
if [[ -f /boot/intel-ucode.img ]]; then if [[ -f /boot/intel-ucode.img ]]; then
mv /new_root/mnt/iso-update/iso/boot/intel-ucode.img /new_root/boot/intel-ucode.img mv /new_root/mnt/iso-update/iso/boot/intel-ucode.img /new_root/boot/intel-ucode.img
fi fi
@ -68,7 +64,7 @@ run_latehook() {
rm -f /new_root/mnt/iso-update/.etc-stage rm -f /new_root/mnt/iso-update/.etc-stage
touch /new_root/mnt/iso-update/.successful-update touch /new_root/mnt/iso-update/.successful-update
fi fi
# Handle overlays. # Handle overlays.
if [[ -f '/new_root/.blend-overlays/future-usr/.okay' ]] && [[ -f '/new_root/.blend-overlays/future-varlibpacman/.okay' ]]; then if [[ -f '/new_root/.blend-overlays/future-usr/.okay' ]] && [[ -f '/new_root/.blend-overlays/future-varlibpacman/.okay' ]]; then
@ -84,7 +80,7 @@ run_latehook() {
mkdir -p /new_root/.blend-overlays/$i mkdir -p /new_root/.blend-overlays/$i
mkdir -p /new_root/.blend-overlays/$i.workdir mkdir -p /new_root/.blend-overlays/$i.workdir
done done
mount -t overlay overlay -o index=off -o metacopy=off -o ro,lowerdir=/new_root/usr,upperdir=/new_root/.blend-overlays/usr,workdir=/new_root/.blend-overlays/usr.workdir /new_root/usr mount -t overlay overlay -o index=off -o metacopy=off -o ro,lowerdir=/new_root/usr,upperdir=/new_root/.blend-overlays/usr,workdir=/new_root/.blend-overlays/usr.workdir /new_root/usr
mount -t overlay overlay -o index=off -o metacopy=off -o ro,lowerdir=/new_root/var/lib/pacman,upperdir=/new_root/.blend-overlays/varlibpacman,workdir=/new_root/.blend-overlays/varlibpacman.workdir /new_root/var/lib/pacman mount -t overlay overlay -o index=off -o metacopy=off -o ro,lowerdir=/new_root/var/lib/pacman,upperdir=/new_root/.blend-overlays/varlibpacman,workdir=/new_root/.blend-overlays/varlibpacman.workdir /new_root/var/lib/pacman
} }