1、配置免密登录
ssh-copy-id xxx@111.111.111.111
xxx用户名,111.111.111.111示例IP
2、编写备份拷贝到备份机脚本
#! /bin/sh
tarName="$(date +%Y%m%d)"
ssh xxx@111.111.111.111 << remotessh
mkdir /home/xxxBacxxxkupTemp
mkdir /home/xxxBackup
cp -r /var/xxx /home/xxxBackupTemp
cd /home/wikiBackup
tar -zcPvf xxxBackup$tarName.tar.gz /home/xxxBackupTemp
/bin/rm -rf /home/xxxBackupTemp
# 删除7天以前的备份
find /home/xxxBackup/ -mtime +7 -name "*.tar.gz" -exec /bin/rm -rf {} \;
exit
remotessh