mysql备份脚本

#!/bin/bash
# 要备份的数据库名'多个数据库用空格分开
databases=(  basedata os-data os-ues policy_manage  datadb  uee enn_fnt etsp fannengdb filedb fnw-boss riet rules busi uac wit-operation mysql pvsdb pvs-datadb )
# 备份文件要保存的目录
basepath='/data/backup/'
if [ ! -d "$basepath" ]; then
  mkdir -p "$basepath"
fi
# 循环databases数组
for db in ${databases[*]}
  do
   # 备份数据库生成SQL文件
/usr/local/mysql/bin/mysqldump -umha  -p'admin+1234'  -h10.39.41.111 --default-character-set=utf8 -R  --triggers  --events --opt  --hex-blob --single-transaction  --master-data=1 $db 2>/dev/null | gzip  >$basepath$db-$(date +%Y%m%d-%H).sql.gz
#/usr/local/mysql/bin/mysqldump -umha  -p'admin+1234'   --default-character-set=utf8 -R  --triggers  --events --opt   --set-gtid-purged=on --hex-blob --single-transaction --dump-slave=2 $db 2>/dev/null | gzip  >$basepath$db-$(date +%Y%m%d-%H%M%S).sql.gz
FILE_NAME="$db-$(date +%Y%m%d-%H).sql.gz" #最终保存的数据库备份文件名
FILE=${basepath}${FILE_NAME}

#echo "$FILE"

# 判断当天备份文件是否生成
if [ ! -f "$FILE" ];
then
      echo "####### $DATA #########">> /data/backup/mysql_bak.err
      echo "MySQL back up $IP hava not created!" >>    /data/backup/mysql_bak.err
      echo "MySQL back up $IP hava not created!" | mail -s "WARN! MySQL back up $IP $FILE hava not created!" [email protected]
elif [ `ls -s $FILE|awk '{print $1}'` -lt 15 ];
then
      echo "####### $DATA #########">> /data/backup/mysql_bak.err
      echo "MySQL back up $IP hava created,but file is not greater than 15kB!" >>    /data/backup/mysql_bak.err
      echo "MySQL back up $IP hava created,but file is not greater than 15kB!" | mail -s "WARN! MySQL back up $IP $FILE hava failed!" [email protected]
else
      echo "MySQL back up  $FILE have exist!"
      echo "MySQL back up successful!"
fi

 done
# 删除天之前的备份数据
find $basepath -mtime +30 -name "*.sql.gz" -exec rm -rf {} \;

转载自：https://www.cnblogs.com/kcxg/p/10724852.html