使用國內鏡像站
sudo apt-get update && sudo apt-get install -y apt-transport-https curl
sudo curl -s https://mirrors.aliyun.com/kubernetes/apt/doc/apt-key.gpg | sudo apt-key add -
sudo tee /etc/apt/sources.list.d/kubernetes.list <<-'EOF'
deb https://mirrors.aliyun.com/kubernetes/apt kubernetes-xenial main
EOF
sudo apt-get update
apt-cache madison kubeadm
查看過版本之后就可以指定版本安裝
$ sudo apt-get install -y kubelet=1.14.0-00 kubeadm=1.14.0-00 kubectl=1.14.0-00
$ sudo apt-mark hold kubelet=1.14.0-00 kubeadm=1.14.0-00 kubectl=1.14.0-00
開機啟動kubelet
sudo systemctl enable kubelet && sudo systemctl start kubelet
解決組件鏡像無法拉取的問題
不能翻牆換個方法變通處理一下
docker pull mirrorgooglecontainers/kube-apiserver:v1.14.0
docker pull mirrorgooglecontainers/kube-controller-manager:v1.14.0
docker pull mirrorgooglecontainers/kube-scheduler:v1.14.0
docker pull mirrorgooglecontainers/kube-proxy:v1.14.0
docker pull mirrorgooglecontainers/pause:3.1
docker pull mirrorgooglecontainers/etcd:3.3.10
docker pull coredns/coredns:1.3.1
在重新給下載的打個tag
docker tag docker.io/mirrorgooglecontainers/kube-apiserver:v1.14.0 k8s.gcr.io/kube-apiserver:v1.14.0
docker tag docker.io/mirrorgooglecontainers/kube-controller-manager:v1.14.0 k8s.gcr.io/kube-controller-manager:v1.14.0
docker tag docker.io/mirrorgooglecontainers/kube-scheduler:v1.14.0 k8s.gcr.io/kube-scheduler:v1.14.0
docker tag docker.io/mirrorgooglecontainers/kube-proxy:v1.14.0 k8s.gcr.io/kube-proxy:v1.14.0
docker tag docker.io/mirrorgooglecontainers/pause:3.1 k8s.gcr.io/pause:3.1
docker tag docker.io/mirrorgooglecontainers/etcd:3.3.10 k8s.gcr.io/etcd:3.3.10
docker tag docker.io/coredns/coredns:1.3.1 k8s.gcr.io/coredns:1.3.1
node01\node02也需要pause\kube-proxy\flannel鏡像在相應的宿主機
初始化主節點
kubeadm init --pod-network-cidr=10.244.0.0/16
export KUBECONFIG=/etc/kubernetes/admin.conf
安裝flannel網絡插件
kubectl apply -f https://raw.githubusercontent.com/coreos/flannel/master/Documentation/kube-flannel.yml