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Merge pull request #107 from ArakniD/master

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Updated zfs-auto-snapshot.sh
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Jonathan Carter 2019-09-25 15:08:23 +02:00 committed by GitHub
commit 12945110d3
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1 changed files with 18 additions and 6 deletions
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24
src/zfs-auto-snapshot.sh
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@ -396,12 +396,24 @@ ZFS_LIST=$(env LC_ALL=C zfs list -H -t filesystem,volume -s name \
if [ -n "$opt_fast_zfs_list" ]
then
SNAPSHOTS_OLD=$(env LC_ALL=C zfs list -H -t snapshot -o name -s name | \
grep $opt_prefix | \
awk '{ print substr( $0, length($0) - 14, length($0) ) " " $0}' | \
sort -r -k1,1 -k2,2 | \
awk '{ print substr( $0, 17, length($0) )}') \
|| { print_log error "zfs list $?: $SNAPSHOTS_OLD"; exit 137; }
# Check if a snapshot label is being used, in which case restrict the old
# snapshot removal to only snapshots with the same label format
if [ -n "$opt_label" ]
then
SNAPSHOTS_OLD=$(env LC_ALL=C zfs list -H -t snapshot -o name -s name | \
grep "$opt_prefix"_"$opt_label" | \
awk '{ print substr( $0, length($0) - 14, length($0) ) " " $0}' | \
sort -r -k1,1 -k2,2 | \
awk '{ print substr( $0, 17, length($0) )}') \
|| { print_log error "zfs list $?: $SNAPSHOTS_OLD"; exit 137; }
else
SNAPSHOTS_OLD=$(env LC_ALL=C zfs list -H -t snapshot -o name -s name | \
grep $opt_prefix | \
awk '{ print substr( $0, length($0) - 14, length($0) ) " " $0}' | \
sort -r -k1,1 -k2,2 | \
awk '{ print substr( $0, 17, length($0) )}') \
|| { print_log error "zfs list $?: $SNAPSHOTS_OLD"; exit 137; }
fi
else
SNAPSHOTS_OLD=$(env LC_ALL=C zfs list -H -t snapshot -S creation -o name) \
|| { print_log error "zfs list $?: $SNAPSHOTS_OLD"; exit 137; }