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43 lines
1.4 KiB
Bash
43 lines
1.4 KiB
Bash
#!/bin/bash
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set -e
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get_children_recursive() {
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local children="$(echo "$VOLUMES" | awk -v id=$1 '{if (id == $7) {print $2}}')"
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if [ ! -z "$children" ]; then
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while IFS= read -r line ; do get_children_recursive $line; done <<< "$children"
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echo "$children"
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fi
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}
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if [[ "$(findmnt / -o options)" != *"subvol=/@"* ]]; then
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echo "You are still booted into a snapshot."
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exit
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fi
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# First, we stop snapperd so we don't screw stuff up. It will auto start when needed anyway.
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systemctl stop snapperd
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VOLUMES="$(btrfs subvolume list /)"
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TO_DELETE=""
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OLD_ROOTS="$(echo "$VOLUMES" | awk '/@_backup_[0-9]+\S+$/ {print $2} /restore_backup_\S+_[0-9]+$/ {print $2} /timeshift-btrfs\/snapshots\/[^\/]+\/@$/ {print $2}')"
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# Find all children of OLD_ROOTS recursively
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OLD_ROOTS_CHILDREN="$(while IFS= read -r line ; do get_children_recursive $line; done <<< "$OLD_ROOTS")"
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TO_DELETE="$OLD_ROOTS_CHILDREN $OLD_ROOTS"
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SNAPSHOTS_VOL="$(echo "$VOLUMES" | awk '/ .snapshots$/ {print $2; exit}')"
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if [ ! -z "$SNAPSHOTS_VOL" ]; then
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TO_DELETE+=" $(get_children_recursive $SNAPSHOTS_VOL) $SNAPSHOTS_VOL"
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fi
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for i in $TO_DELETE
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do
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btrfs subvolume delete -i $i /
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done
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# Now we force recreate the snapper configs
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rm -f /etc/snapper/configs/*
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rm -r /.snapshots/ || true
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sed -i /etc/conf.d/snapper -e 's,SNAPPER_CONFIGS=.*,SNAPPER_CONFIGS=\"\",'
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snapper create-config --template garuda / |