quico-os-setup/zfs-pacman-hook
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refactor(script): List snapshots (#1)

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hygienic-books
2023-03-15 22:38:05 +01:00
parent ba8b561e80
commit d9b1ae5905
1 changed files with 15 additions and 2 deletions
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17
pacman-zfs-snapshot.sh
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@@ -245,6 +245,7 @@ function get_snaps_in_cur_sev () {
function do_retention () { function do_retention () {
local snap_list snaps_done_by_us snaps_in_cur_sev snaps_limit oldest_snap snap_return_code local snap_list snaps_done_by_us snaps_in_cur_sev snaps_limit oldest_snap snap_return_code
local -a destroyed_snaps failed_to_destroy_snaps
if [[ "${do_dry_run}" == 'true' ]]; then if [[ "${do_dry_run}" == 'true' ]]; then
pprint 'info' 'Dry-run, skipping potential zfs destroy operations ...' pprint 'info' 'Dry-run, skipping potential zfs destroy operations ...'
else else
@@ -260,11 +261,23 @@ function do_retention () {
zfs destroy "${oldest_snap}" zfs destroy "${oldest_snap}"
snap_return_code="${?}" snap_return_code="${?}"
if [[ "${snap_return_code}" -eq '0' ]]; then if [[ "${snap_return_code}" -eq '0' ]]; then
pprint 'info' 'Oldest in chain '"'"'sev:'"${severity}"''"'"' destroyed: '"${oldest_snap}" destroyed_snaps+=("${oldest_snap}")
else else
pprint 'warn' 'Snapshot destruction failed: '"${oldest_snap}" failed_to_destroy_snaps+=("${oldest_snap}")
fi fi
done done
if [[ "${#destroyed_snaps[@]}" -gt '0' ]]; then
pprint 'info' 'Oldest ZFS snapshot'"$([[ "${#failed_to_destroy_snaps[@]}" -gt '1' ]] && printf -- '%s' 's')"' in chain '"'"'sev:'"${severity}"''"'"' destroyed:'
for destroyed_snap in "${destroyed_snaps[@]}"; do
pprint 'info' ' '"${destroyed_snap}"
done
fi
if [[ "${#failed_to_destroy_snaps[@]}" -gt '0' ]]; then
pprint 'warn' 'Failed to prune ZFS snapshot'"$([[ "${#failed_to_destroy_snaps[@]}" -gt '1' ]] && printf -- '%s' 's')"' in chain '"'"'sev:'"${severity}"''"'"':'
for failed_to_destroy_snap in "${failed_to_destroy_snaps[@]}"; do
pprint 'warn' ' '"${failed_to_destroy_snap}"
done
fi
done done
fi fi
return 0 return 0