sh 将文件系统备份到当前目录为压缩tarball

Posted 2021-05-07

#!/bin/bash

function get_timestamp() {
	numChar=5; # number of chars to take off end
	timeStamp=$(date +%Y%m%d.%N);
	endChar="$((${#timeStamp}-$numChar))";
	echo "$(echo $timeStamp | cut -c1-$endChar)";	
}

if [ ! `id -u` -eq 0 ]; then
    echo "Run as root"
    exit 1
fi

tar -cvpzf "$(pwd)/fsbackup_$(get_timestamp).tar.gz" --exclude={"/dev/*","/proc/*","/sys/*","/tmp/*","/run/*","/mnt/*","/media/*","/lost+found","$(pwd)/*"} --one-file-system /