| #!/bin/sh |
| |
| # Licensed to the Apache Software Foundation (ASF) under one |
| # or more contributor license agreements. See the NOTICE file |
| # distributed with this work for additional information |
| # regarding copyright ownership. The ASF licenses this file |
| # to you 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. |
| |
| # Cleanup database archive. |
| # Keep the last two backups and corresponding WAL files. |
| |
| here=`echo "import os; print os.path.realpath('$0')" | python`; here=`dirname $here` |
| root=`echo "import os; print os.path.realpath('$1')" | python` |
| |
| baks=`ls $root/sqldb/archive | sort -r | grep "\.backup$" | head -2` |
| wals=`ls $root/sqldb/archive | sort -r | grep -v "\.backup\.tar\.gz$"` |
| tars=`ls $root/sqldb/archive | sort -r | grep "\.backup\.tar\.gz$"` |
| |
| for f in $baks; do |
| if [ "$lastbak" = "" ]; then |
| lastbak=$f |
| else |
| prevbak=$f |
| fi |
| done |
| |
| w=0 |
| for f in $wals; do |
| if [ "$w" = "2" ]; then |
| rm $root/sqldb/archive/$f |
| fi |
| if [ "$w" = "1" ]; then |
| w=2 |
| fi |
| if [ "$f" = "$prevbak" ]; then |
| w=1 |
| fi |
| done |
| |
| t=0 |
| for f in $tars; do |
| if [ "$t" = "2" ]; then |
| rm $root/sqldb/archive/$f |
| fi |
| t=$((t+1)) |
| done |
| |