Полный бекап mysql с помощью Xtrabackup

#!/bin/bash

        bud=$(hostname)$(date +%Y%m%d)
        DIRSCR=/opt/scripts/backup
        DIRHOME=/home/user
        DIRZAB_BD=/home/user/zabbix_bd_backup
        DIRZAB_BD_OLD=/home/user/zabbix_bd_backup_old
        date=$(date +%Y%m%d)
        SCPDIR=backup@backup.domainru:/home/backup/backup
        DIRZAB_BD=/home/user/zabbix_bd_backup
        DIRZAB_BD_OLD=/home/user/zabbix_bd_backup_old

        #Полный бекап
        rm -r  $DIRZAB_BD_OLD
        mkdir $DIRZAB_BD_OLD
        mv $DIRZAB_BD $DIRZAB_BD_OLD/$date
        mkdir $DIRZAB_BD
        mkdir $DIRZAB_BD/full
       xtrabackup --defaults-file=/etc/mysql/my.cnf --datadir=/var/lib/mysql  --target-dir=$DIRZAB_BD/full --backup
       scp -p -r -c blowfish -P 22 $DIRZAB_BD/full $SCPDIR/zabbix_bd_full_$date