#编辑apt源
$ cat /etc/apt/sources.list
$ cat /etc/apt/sources.list deb http://us.archive.ubuntu.com/ubuntu/ xenial main restricted deb http://us.archive.ubuntu.com/ubuntu/ xenial-updates main restricted deb http://us.archive.ubuntu.com/ubuntu/ xenial universe deb http://us.archive.ubuntu.com/ubuntu/ xenial-updates universe deb http://us.archive.ubuntu.com/ubuntu/ xenial multiverse deb http://us.archive.ubuntu.com/ubuntu/ xenial-updates multiverse deb http://us.archive.ubuntu.com/ubuntu/ xenial-backports main restricted universe multiverse
# 系统安装源 deb http://mirrors.aliyun.com/ubuntu/ xenial main restricted deb http://mirrors.aliyun.com/ubuntu/ xenial-updates main restricted deb http://mirrors.aliyun.com/ubuntu/ xenial universe deb http://mirrors.aliyun.com/ubuntu/ xenial-updates universe deb http://mirrors.aliyun.com/ubuntu/ xenial multiverse deb http://mirrors.aliyun.com/ubuntu/ xenial-updates multiverse deb http://mirrors.aliyun.com/ubuntu/ xenial-backports main restricted universe multiverse # kubeadm及kubernetes组件安装源 deb https://mirrors.aliyun.com/kubernetes/apt kubernetes-xenial main
# apt-get install docker.io
执行到这里可能会报错，如下： Err:2 https://mirrors.aliyun.com/kubernetes/apt kubernetes-xenial InRelease The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 6A030B21BA07F4FB 解决办法，添加这个源的key： sudo curl -fsSL https://mirrors.aliyun.com/kubernetes/apt/doc/apt-key.gpg | sudo apt-key add -
# apt-get update # apt-get install -y kubelet kubeadm kubectl --allow-unauthenticated
