28 lines
723 B
Nix
28 lines
723 B
Nix
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{ lib, ... }: {
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boot.initrd.postDeviceCommands = lib.mkBefore ''
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mkdir -p /mnt
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mount -o subvol=/ /dev/vg0/system /mnt
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btrfs subvolume list -o /mnt |
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cut -f9 -d' ' |
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while read subvolume; do
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echo "deleting /$subvolume subvolume..."
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btrfs subvolume delete "/mnt/$subvolume"
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done &&
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echo "deleting /root subvolume..." &&
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btrfs subvolume delete "/mnt/@root"
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echo "restoring blank /root subvolume..."
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btrfs subvolume snapshot /mnt/@root-blank /mnt/@root
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echo "deleting /home subvolume..."
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btrfs subvolume delete /mnt/@home
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echo "restoring blank /home subvolume..."
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btrfs subvolume snapshot /mnt/@home-blank /mnt/@home
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umount /mnt
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'';
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}
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