Shell脚本_备份/etc数据

vim backup_etc.sh

chmod 755 backup_etc.sh

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#!/bin/bash   # 备份/etc文件   # Author:James 2016-10-14   # 同步亚洲时间 ntpdate asia.pool.ntp.org &>/dev/null     # 以年月日格式显示日期 date=$(date +%y%m%d)   # 查看/etc文件大小 size=$(du -sh /etc)     # /tmp/etcback文件夹是否存在 if [ -d /tmp/etcback ]    then         echo "Date:$date!" >/tmp/etcback/info.txt         echo "Data Size:$size" >>/tmp/etcback/info.txt         cd /tmp/etcback         # 压缩/etc和info.txt         tar -zcf etc-$date.tar.gz /etc info.txt &>/dev/null         rm -rf /tmp/etcback/info.txt    else         mkdir /tmp/etcback         echo "Data Size:$size" >>/tmp/etcback/info.txt         cd /tmp/etcback         # 压缩/etc和info.txt         tar -zcf etc-$date.tar.gz /etc info.txt &>/dev/null         rm -rf /tmp/etcback/info.txt fi

来自为知笔记(Wiz)