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fix disko

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This commit is contained in:
blaknull
2024-10-18 20:25:54 -05:00
parent 782086e95a
commit 854fd1641f
6 changed files with 128 additions and 154 deletions
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43
system/disko/impermanent.nix
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@@ -1,29 +1,30 @@
{ lib, ... }: {
{ config, lib, ... }: {
boot.initrd.postDeviceCommands = lib.mkAfter ''
mkdir /btrfs_tmp
mount /dev/root_vg/root /btrfs_tmp
if [[ -e /btrfs_tmp/root ]]; then
mkdir -p /btrfs_tmp/old_roots
timestamp=$(date --date="@$(stat -c %Y /btrfs_tmp/root)" "+%Y-%m-%d_%H:%M:%S")
mv /btrfs_tmp/root "btrfs_tmp/old_roots/$timestamp"
fi
config = lib.mkIf config.disko.impermanent {
boot.initrd.postDeviceCommands = lib.mkAfter ''
mkdir /btrfs_tmp
mount /dev/root_vg/root /btrfs_tmp
if [[ -e /btrfs_tmp/root ]]; then
mkdir -p /btrfs_tmp/old_roots
timestamp=$(date --date="@$(stat -c %Y /btrfs_tmp/root)" "+%Y-%m-%d_%H:%M:%S")
mv /btrfs_tmp/root "btrfs_tmp/old_roots/$timestamp"
fi
deleteSubvolumeRecursively() {
IFS=$'\n'
for i in $(btrfs subvolume list -o "$1" | cut -f 9- -d ' '); do
deleteSubvolumeRecursively "/btrfs_tmp/$i"
done;
btrfs subvolume delete $1
}
deleteSubvolumeRecursively() {
IFS=$'\n'
for i in $(btrfs subvolume list -o "$1" | cut -f 9- -d ' '); do
deleteSubvolumeRecursively "/btrfs_tmp/$i"
done;
btrfs subvolume delete $1
}
for i in $(find /btrfs_tmp/old_roots -maxdepth 1 -mtime +30); do
deleteSubvolumeRecursively "$i"
done
done
btrfs subvolume create /btrfs_tmp/root
umount /btrfs_tmp
'';
btrfs subvolume create /btrfs_tmp/root
umount /btrfs_tmp
'';
config.initialPasswords = lib.mkForce true;
};
}