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|
#!/usr/bin/env bash
## Open script-dir-homed subshell
(
ABS_SCRIPT_DIR=$(cd $(dirname $(which "$0")) && pwd)
cd "${ABS_SCRIPT_DIR}" || exit 1
## Internal config
KEEP_COUNT=7
## External config
DRY=0
case "$1" in
-n)
DRY=1
;;
--just-print)
DRY=1
;;
--dry-run)
DRY=1
;;
esac
if [[ "$DRY" -eq 1 ]]; then
echo 'NOTE: Running in simulation mode'
echo
fi
function cleanup_snapshots {
## Harvest days
LIST_OF_DAYS=
for i in ????-??-?? ; do
LIST_OF_DAYS="$LIST_OF_DAYS $i";
done
SORTED_DAYS=`echo ${LIST_OF_DAYS} | sed -r 's/ /\n/g' | sort | uniq`
DAY_COUNT=`echo $SORTED_DAYS | wc -w`
if [[ $DAY_COUNT < 1 ]]; then
echo "No files deleted"
exit 0
fi
## Select days to delete
DELETE_COUNT=$((DAY_COUNT - KEEP_COUNT))
if [[ "${DELETE_COUNT}" -lt 1 ]]; then
echo "No files deleted"
return
fi
if [[ "${DELETE_COUNT}" -gt "${DAY_COUNT}" ]]; then
DELETE_COUNT="${DAY_COUNT}"
fi
DELETE_DAYS=`echo ${SORTED_DAYS} | sed -r 's/ /\n/g' | head -n $DELETE_COUNT`
echo "Deleting ${DELETE_COUNT} of ${DAY_COUNT} days"
## Delete days
COUNTER=1
for PRETTY_DAY in ${DELETE_DAYS} ; do
echo "Day ${PRETTY_DAY} [${COUNTER}/${DELETE_COUNT}]"
for j in ${PRETTY_DAY}/qtcreator-*-????????????-* ; do
if [[ ! -f ${j} ]]; then
continue
fi
echo " ${j}"
if [[ "$DRY" -eq 0 ]]; then
## Note: prefix for extra safety
rm "../snapshots/${j}"
fi
done
if [[ "$DRY" -eq 0 ]]; then
## Note: prefix for extra safety
rmdir "../snapshots/${PRETTY_DAY}"
fi
COUNTER=$((COUNTER + 1))
done
}
cleanup_snapshots
exit 0
## Properly close subshell
)
exit $?
|
