openstack-helm-infra/postgresql/templates/bin/_postgresql_archive_cleanup.sh.tpl
Apurva Gokani 25aa369025 postgres archive cleanup script
This change adds  cleanup mechanism to archive by following steps:
1) add archive_cleanup.sh under /tmp directory
2) through the start.sh this script will be triggered
3) It runs every hour, checking utilization of archive dir
4) If it is above threshold it deletes half of old files

Change-Id: I918284b0aa5a698a6028b9807fcbf6559ef0ff45
2021-01-14 16:21:14 +00:00

47 lines
1.5 KiB
Smarty

#!/bin/bash
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
set +ex
# ARCHIVE_LIMIT env variable is Threshold of archiving supposed to be kept in percentage
clean_up () {
echo "Cleanup required as Utilization is above threshold"
# Get file count and delete half of the archive while maintaining the order of the files
FILE_COUNT=$(ls -1 ${ARCHIVE_PATH} | sort | wc -l)
COUNT=0
echo $((FILE_COUNT/2))
for file in $(ls -1 ${ARCHIVE_PATH} | sort); do
if [[ $COUNT -lt $((FILE_COUNT/2)) ]]; then
echo "removing following file $file"
rm -rf ${ARCHIVE_PATH}/$file
else
break
fi
COUNT=$((COUNT+1))
done
}
#infinite loop to check the utilization of archive
while true
do
# checking the utilization of archive directory
UTILIZATION=$(df -h ${ARCHIVE_PATH} | awk ' NR==2 {print $5} ' | awk '{ print substr( $0, 1, length($0)-1 ) }')
if [[ $UTILIZATION -gt ${ARCHIVE_LIMIT} ]];
then
clean_up
fi
sleep 3600
done