一.widonds下打包rar文件并上传

yum install lrzsz 
rz test.rar

二、下载并安装rar软件
2.1 下载

mkdir -p  /home/oldboy/tools
cd /home/oldboy/tools
wget http://www.rarlab.com/rar/rarlinux-3.8.0.tar.gz

2.2 安装

tar zxvf rarlinux-3.8.0.tar.gz
cd rar
make
make install

三、rar命令语法
将/etc 目录压缩为etc.rar 命令为:

rar a etc.rar /etc

将etc.rar 解压 命令为:

rar x etc.rar 
unrar -e etc.tar

四、具体例子
实例:将/etc 目录压缩为etc.rar

[root@yonggetools]# rar a etc.rar /etc
RAR 3.80 Copyright (c) 1993-2008 Alexander Roshal 16 Sep 2008
Shareware version Type RAR -? for help
Evaluation copy. Please register.
Creating archive etc.rar
Adding /etc/gdm/securitytokens.conf OK
Adding /etc/gdm/Init/Default OK
Adding /etc/gdm/custom.conf OK
Adding /etc/gdm/Xsession OK
Adding /etc/gdm/PostSession/Default OK
Adding /etc/gdm/PreSession/Default OK
Adding /etc/gdm/XKeepsCrashing OK
Adding /etc/gdm/locale.alias OK
Adding /etc/gdm/PostLogin/Default.sample OK
省略若干行......
查看
[root@yonggetools]# ll
总计 26704
-rw-r--r-- 1 root root 26505645 08-20 20:26 etc.rar
将etc.rar 解压:

[root@yonggetools]# rar x etc.rar
RAR 3.80 Copyright (c) 1993-2008 Alexander Roshal 16 Sep 2008
Shareware version Type RAR -? for help

Extracting from etc.rar
Creating etc OK
Creating etc/gdm OK
Extracting etc/gdm/securitytokens.conf OK
Creating etc/gdm/Init OK
Extracting etc/gdm/Init/Default OK
Extracting etc/gdm/custom.conf OK
Extracting etc/gdm/Xsession OK
Creating etc/gdm/PostSession OK
Extracting etc/gdm/PostSession/Default OK
省略若干行......