update.sh更新ubuntu源

#!/bin/bash
#########################################
#Author:      c32 (amd5@qq.com)
#Function:    update source
#Usage:       bash update.sh
#Blog:        http://cx7863.blog.163.com/blog/static/2286500262016782140322/
#Version:     1.1
#DateTime:    2016-08-08 14:12:44
#########################################
chmod 777 /etc/apt/
echo -e "\033[40;32mBackup the original configuration file,new name and path is /etc/apt/sources.list.back.\n\033[40;37m"
mv /etc/apt/sources.list /etc/apt/sources.list.bak
#aliyun
echo 'deb http://mirrors.aliyun.com/ubuntu/ trusty main restricted universe multiverse' >> /etc/apt/sources.list
echo 'deb http://mirrors.aliyun.com/ubuntu/ trusty-security main restricted universe multiverse' >> /etc/apt/sources.list
echo 'deb http://mirrors.aliyun.com/ubuntu/ trusty-updates main restricted universe multiverse' >> /etc/apt/sources.list
echo 'deb http://mirrors.aliyun.com/ubuntu/ trusty-proposed main restricted universe multiverse' >> /etc/apt/sources.list
echo 'deb http://mirrors.aliyun.com/ubuntu/ trusty-backports main restricted universe multiverse' >> /etc/apt/sources.list
echo 'deb-src http://mirrors.aliyun.com/ubuntu/ trusty main restricted universe multiverse' >> /etc/apt/sources.list
echo 'deb-src http://mirrors.aliyun.com/ubuntu/ trusty-security main restricted universe multiverse' >> /etc/apt/sources.list
echo 'deb-src http://mirrors.aliyun.com/ubuntu/ trusty-updates main restricted universe multiverse' >> /etc/apt/sources.list
echo 'deb-src http://mirrors.aliyun.com/ubuntu/ trusty-proposed main restricted universe multiverse' >> /etc/apt/sources.list
echo 'deb-src http://mirrors.aliyun.com/ubuntu/ trusty-backports main restricted universe multiverse' >> /etc/apt/sources.list
#163
echo 'deb http://mirrors.163.com/ubuntu/ precise main restricted' >> /etc/apt/sources.list
echo 'deb-src http://mirrors.163.com/ubuntu/ precise main restricted' >> /etc/apt/sources.list
echo 'deb http://mirrors.163.com/ubuntu/ precise-updates main restricted' >> /etc/apt/sources.list
echo 'deb-src http://mirrors.163.com/ubuntu/ precise-updates main restricted' >> /etc/apt/sources.list
echo 'deb http://mirrors.163.com/ubuntu/ precise universe' >> /etc/apt/sources.list
echo 'deb-src http://mirrors.163.com/ubuntu/ precise universe' >> /etc/apt/sources.list
echo 'deb http://mirrors.163.com/ubuntu/ precise-updates universe' >> /etc/apt/sources.list
echo 'deb-src http://mirrors.163.com/ubuntu/ precise-updates universe' >> /etc/apt/sources.list
echo 'deb http://mirrors.163.com/ubuntu/ precise multiverse' >> /etc/apt/sources.list
echo 'deb-src http://mirrors.163.com/ubuntu/ precise multiverse' >> /etc/apt/sources.list
echo 'deb http://mirrors.163.com/ubuntu/ precise-updates multiverse' >> /etc/apt/sources.list
echo 'deb-src http://mirrors.163.com/ubuntu/ precise-updates multiverse' >> /etc/apt/sources.list
echo 'deb http://mirrors.163.com/ubuntu/ precise-backports main restricted universe multiverse' >> /etc/apt/sources.list
echo 'deb-src http://mirrors.163.com/ubuntu/ precise-backports main restricted universe multiverse' >> /etc/apt/sources.list
echo 'deb http://mirrors.163.com/ubuntu/ precise-security main restricted' >> /etc/apt/sources.list
echo 'deb-src http://mirrors.163.com/ubuntu/ precise-security main restricted' >> /etc/apt/sources.list
echo 'deb http://mirrors.163.com/ubuntu/ precise-security universe' >> /etc/apt/sources.list
echo 'deb-src http://mirrors.163.com/ubuntu/ precise-security universe' >> /etc/apt/sources.list
echo 'deb http://mirrors.163.com/ubuntu/ precise-security multiverse' >> /etc/apt/sources.list
echo 'deb-src http://mirrors.163.com/ubuntu/ precise-security multiverse' >> /etc/apt/sources.list
echo 'deb http://extras.ubuntu.com/ubuntu precise main' >> /etc/apt/sources.list
echo 'deb-src http://extras.ubuntu.com/ubuntu precise main' >> /etc/apt/sources.list
EOF
gpg --keyserver keyserver.ubuntu.com --recv 3E5C1192
gpg --export --armor 3E5C1192 | sudo apt-key add -
apt-get update