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| [root@localhost ~] [root@localhost ~]
[root@localhost mysql_back]
user="root" password="Qingfeng@123"
beginTime=$(date +"%Y年%m月%d日 %H:%M:%S")
endTime=$(date +"%Y年%m月%d日 %H:%M:%S")
bakDir="/opt/mysql_back/backup"
logFile="/opt/mysql_back/back_log/fullybak.log"
mkdir -p "$bakDir"
cd "$bakDir" echo "全量备份开始: $beginTime" >> "$logFile"
nowDate=$(date +"%Y%m%d_%H%M%S") dumpFile="${nowDate}_alldb.sql" gzDumpFile="${nowDate}_alldb.sql.tgz"
mysqldump -u"$user" -p"$password" -A -E -q --flush-privileges --single-transaction > "$dumpFile"
if [ $? -eq 0 ]; then tar -zvcf "$gzDumpFile" "$dumpFile" rm "$dumpFile" echo "全量备份结束: $endTime, 备份文件: $gzDumpFile ! SUCCESS !" >> "$logFile" else echo "全量备份结束: $endTime, 备份文件: $gzDumpFile ! ERROR !" >> "$logFile" fi
find "$bakDir" -name "*.sql.tgz" -type f -mtime +7 -exec rm -rf {} \; > /dev/null 2>&1 exit 0
[root@localhost mysql_back]
[root@localhost mysql_back] 0 1 * * * /bin/bash -x /opt/mysql_back/mysql_db_back.sh >/dev/null 2>&1
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