ubantu学习之更改apt源

阅读目录

• 1.获取版本codename
• 2.确认阿里源支持
• 3.备份系统源文件
• 4.将阿里云源提供的源里的bionic替换成自己版本的codename,下面提供脚本,复制运行即可
• 5.更新源索引
• 6.更新软件升级

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1.获取版本codename

sudo lsb_release -a

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2.确认阿里源支持

传送门地址
注：该网页提供了阿里云支持的ubuntu系统下各个Codename版本

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3.备份系统源文件

sudo cp /etc/apt/sources.list    /etc/apt/sources.list.bak

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4.将阿里云源提供的源里的bionic替换成自己版本的codename,下面提供脚本,复制运行即可

Codename=$( (lsb_release -a)|awk '{print $2}'|tail -n 1 )
echo "\
deb http://mirrors.aliyun.com/ubuntu/ $Codename main multiverse restricted universe
deb http://mirrors.aliyun.com/ubuntu/ $Codename-backports main multiverse restricted universe
deb http://mirrors.aliyun.com/ubuntu/ $Codename-proposed main multiverse restricted universe
deb http://mirrors.aliyun.com/ubuntu/ $Codename-security main multiverse restricted universe
deb http://mirrors.aliyun.com/ubuntu/ $Codename-updates main multiverse restricted universe
deb-src http://mirrors.aliyun.com/ubuntu/ $Codename main multiverse restricted universe
deb-src http://mirrors.aliyun.com/ubuntu/ $Codename-backports main multiverse restricted universe
deb-src http://mirrors.aliyun.com/ubuntu/ $Codename-proposed main multiverse restricted universe
deb-src http://mirrors.aliyun.com/ubuntu/ $Codename-security main multiverse restricted universe
deb-src http://mirrors.aliyun.com/ubuntu/ $Codename-updates main multiverse restricted universe " >sources.list

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5.更新源索引

sudo  apt-get update

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6.更新软件升级

sudo apt-get upgrade