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"

#新建立文件夹
mkdir -p /root/backup/`date "+%Y-%m-%d"`
#压缩命令
tar -zcvPf $backup_folder/$source_folder_name  $source_folder
echo "$source_folder_name文件备份成功"

crontab -e

0 0 * * * sh /root/backup/compress_backup.sh 2>&1 > /root/backup/log_$(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
# 获取当前日期 例如：2022-10-12

set date [ clock format [ clock seconds ] -format "%Y-%m-%d" ]

# 传输用户名
set username mrswhite
# 对端hostIP地址
set host 192.168.37.9
# 密码
set password test20221012
#设置本地传输路径-前缀
set source_folder /root/backup
#设置兑换传输路径
set backup_folder /root/back_up_offsite


#  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
set timeout -1

#                    压缩  递归   本地绝对路径           用户名   目标IP   目标路径
 spawn  /usr/bin/scp  -C   -r    $source_folder/$date/   $username@$host:$backup_folder

expect  {
"*yes/no" {send "yes\r";exp_continue}
"*password:" {send "$password\r"}
}

expect eof

crontab -e

0 1 * * * expect /root/backup/offsite_backup.expect 2>&1 >  /root/backup/offsite_log_$(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

#待清除目录
dir=/root/backup/
#文件的过期周期
day_expireDay=10

#删除最终为day_expireDay前的备份文件与文件夹信息
find $dir -mtime +$day_expireDay | xargs rm -rf {}
echo "$dir下的$day_expireDay天前的文件清理成功"

crontab -e

0 0 * * * 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