mysql 備份腳本


#!/bin/bash
# 要備份的數據庫名'多個數據庫用空格分開
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 )
# 備份文件要保存的目錄
basepath='/data/backup/'
if [ ! -d "$basepath" ]; then
  mkdir -p "$basepath"
fi
# 循環databases數組
for db in ${databases[*]}
  do
   # 備份數據庫生成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" #最終保存的數據庫備份文件名
FILE=${basepath}${FILE_NAME}

#echo "$FILE"

# 判斷當天備份文件是否生成
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!" DbaAdmin@enn.cn
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!" DbaAdmin@enn.cn
else
      echo "MySQL back up  $FILE have exist!"
      echo "MySQL back up successful!"
fi

 done
# 刪除天之前的備份數據
find $basepath -mtime +30 -name "*.sql.gz" -exec rm -rf {} \;

 


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