improve the db checkpoint scripts

config/mysql_checkpoint.sh

@@ -3,11 +3,10 @@
 PROJECTDIR=$1
 BASEDIR=${2:-.}
 SERVICE=${3:-db}
-BACKUP=$(date +%s)
 
 cd $PROJECTDIR
 docker-compose stop $SERVICE
 rm $BASEDIR/wal/*
-tar -zcf $BASEDIR/wal/$BACKUP.tar.gz $BASEDIR/db
+tar -zcf $BASEDIR/wal/$(date +%s).tar.gz $BASEDIR/db
 docker-compose up -d $SERVICE
 ls -lah $BASEDIR/wal
\ No newline at end of file

config/pgsql_checkpoint.sh

@@ -4,10 +4,10 @@ PROJECTDIR=$1
 USER=$2
 BASEDIR=${3:-.}
 SERVICE=${4:-db}
-BACKUP=$(date +%s)
 
 cd $PROJECTDIR
 rm -rf $(find $BASEDIR/wal -mindepth 1 -type d)
-docker-compose exec $SERVICE pg_basebackup -D /wal/$BACKUP -l $BACKUP -F t -z -P -U $USER
-find $BASEDIR/wal -type f ! -newer $BASEDIR/wal/*.$BACKUP ! -name "*.$BACKUP" -exec rm {} \;
+docker-compose exec $SERVICE pg_basebackup -D /wal/$(date +%s) -F t -z -P -U $USER
+current=$(ls $BASEDIR/wal | grep 'backup$' |  tail -n 1)
+find $BASEDIR/wal -type f ! -newer $current ! -name $current -exec rm {} \;
 ls -lah $BASEDIR/wal
\ No newline at end of file