Xtrabackup 全量备份脚本

Posted 2020-11-16 withfeel

#!/bin/bash

#备份文件的名字为当前主机的IP地址+tar.gz，例如172.16.103.1.tar.gz,且每次备份成功之后都会清空本地的备份目录。

#相关目录

mkdir -p /xtrabackup/mysql

back_dir="/xtrabackup/mysql"

backfilename=`ip add | grep "inet" | grep 172 |grep brd |awk -F / ‘{print $1}‘ | awk -F" " ‘{print $2}‘`

#备份数据库信息

host="127.0.0.1"

dbuser="bakuser"

dbpasswd="Admin123,."

mkdir -p ${back_dir}/log

touch ${back_dir}/log/mysql_xtraback.log

#日志文件

back_log="${back_dir}/log/mysql_xtraback.log"

innobackupex --defaults-file=/etc/my.cnf --host=${host} --user=${dbuser} --password=${dbpasswd} ${back_dir} &>> ${back_log}

if [ $? -eq 0 ]; then

echo "The backup is successful,Next step is Send to server."

tar -zcPf ${backfilename}.tar.gz ${back_dir} && scp ${backfilename}.tar.gz root@172.16.103.6:/root/${backfilename}.tar.gz

if [ $? -eq 0 ]; then

echo "Send successfully completed"

rm -rf ${back_dir}/*

if [ $? -eq 0 ]; then

echo "Cleared local backup directory"

fi

else

echo "Send failed. Check for errors"

fi

else

echo "Backup failed. Check for errors"

?

fi