Linux实现文件定期本地备份/异地备份/删除备份的脚本

mkdir -p /root/backup/`date "+%Y-%m-%d"`
tar -zcvPf /root/backup/`date "+%Y-%m-%d"`/test20221009.tar.gz /root/test20221009

#!/bin/bash
source_folder=/root/test20221009
backup_folder=/root/backup/`date "+%Y-%m-%d"`
source_folder_name=`echo $source_folder |awk -F "/" '{print $3}'`.tar.gz
echo "source_folder：$source_folder"
echo "backup_folder: $backup_folder"
echo "source_folder_name: $source_folder_name"
<h1>新建立文件夹</h1><p>mkdir -p /root/backup/date "+%Y-%m-%d"</p><h1>压缩命令</h1><p>tar -zcvPf $backup_folder/$source_folder_name  $source_folder
echo "$source_folder_name文件备份成功"

0 0 <em> </em> * sh /root/backup/compress<em>backup.sh 2>&1 > /root/backup/log</em>$(date +\%Y-\%m-\%d)

tail -5 /var/log/cron

scp -C -r /root/backup/2022-10-10/ mrswhite@192.168.37.9:/root/back_up_offsite

#!/usr/bin/expect -f</p><h1>获取当前日期 例如：2022-10-12</h1><p>set date [ clock format [ clock seconds ] -format "%Y-%m-%d" ]</p><h1>传输用户名</h1><p>set username mrswhite</p><h1>对端hostIP地址</h1><p>set host 192.168.37.9</p><h1>密码</h1><p>set password test20221012</p><h1>设置本地传输路径-前缀</h1><p>set source_folder /root/backup</p><h1>设置兑换传输路径</h1><p>set backup_folder /root/back_up_offsite</p><h1>expect默认timeout为30S  超过30s未传输完会停止，设置为 -1 则不限制超时时间</h1><p>set timeout -1</p><h1>压缩  递归   本地绝对路径           用户名   目标IP   目标路径</h1><p>spawn  /usr/bin/scp  -C   -r    $source_folder/$date/   $username@$host:$backup_folder</p><p>expect  {
"<em>yes/no" {send "yes\r";exp_continue}
"</em>password:" {send "$password\r"}
}</p><p>expect eof

0 1 <em> </em> * expect /root/backup/offsite_backup.expect 2>&1 >  /root/backup/offsite<em>log</em>$(date +\%Y-\%m-\%d)

date -s "2022-10-10 00:59:50"
service crond restart
tail -5 /var/log/cron

find /root/backup/ -mtime +180 | xargs rm -rf {}  #删除180天前的文件与文件夹的信息

#!/bin/bash</p><h1>待清除目录</h1><p>dir=/root/backup/</p><h1>文件的过期周期</h1><p>day_expireDay=10</p><h1>删除最终为day_expireDay前的备份文件与文件夹信息</h1><p>find $dir -mtime +$day_expireDay | xargs rm -rf {}
echo "$dir下的$day_expireDay天前的文件清理成功"

0 0 <em> </em> * sh /root/backup/delete_expire_backupfile.sh 2>&1 >  /root/backup/delete_log__$(date +\%Y-\%m-\%d)

date -s "2022-10-12 23:59:50"
service crond restart
tail -5 /var/log/cron