1.master

#!/bin/sh

# please run this script in root mode

apt-get update && apt-get install -y apt-transport-https curl

curl -s https://packages.cloud.google.com/apt/doc/apt-key.gpg | apt-key add -

cat <<EOF >/etc/apt/sources.list.d/kubernetes.list

deb https://apt.kubernetes.io/ kubernetes-xenial main

EOF

apt-get update

apt-get install -y kubelet kubeadm kubectl

apt-mark hold kubelet kubeadm kubectl

systemctl daemon-reload

systemctl restart kubelet

# init cluster with kubeadm and set cidr for flannel

kubeadm init --kubernetes-version=1.15.1 --pod-network-cidr=10.244.0.0/16

sysctl net.bridge.bridge-nf-call-iptables=1

# copy kubeconfig to HOME

mkdir -p $HOME/.kube

sudo cp -i /etc/kubernetes/admin.conf $HOME/.kube/config

sudo chown $(id -u):$(id -g) $HOME/.kube/config

# install flannel

kubectl apply -f https://raw.githubusercontent.com/coreos/flannel/bc79dd1505b0c8681ece4de4c0d86c5cd2643275/Documentation/kube-flannel.yml

# remember to save the token for worker node to join like:

#kubeadm join 10.176.2.227:6443 --token a87y01.t7perarnbj3r8mgh --discovery-token-ca-cert-hash sha256:2fa4ebad5542451648009bbfc2adc9c19d69d89812591c835e030fc59c79b5d9

2.slave

#!/bin/sh

apt-get update&&apt-get install -y apt-transport-https curl

curl -s https://packages.cloud.google.com/apt/doc/apt-key.gpg|apt-key add -

cat<<EOF>/etc/apt/sources.list.d/kubernetes.list

deb https://apt.kubernetes.io/ kubernetes-xenial main

EOF

apt-get update

apt-get install -y kubelet kubeadm kubectl

apt-mark hold kubelet kubeadm kubectl

systemctl daemon-reload

systemctl restart kubelet

注意：

1.kubeadm init --kubernetes-version=1.15.1 --pod-network-cidr=10.244.0.0/16 --apiserver-advertise-address=Ip

2.apt-get install -y kubelet=1..15.1-00 kubeadm=1.15.1-00 kubectl=1.15.1-00