45 lines
1.3 KiB
Bash
45 lines
1.3 KiB
Bash
#!/bin/bash
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# 只在 master 节点执行
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# 脚本出错时终止执行
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set -e
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if [ ${#POD_SUBNET} -eq 0 ] || [ ${#APISERVER_NAME} -eq 0 ]; then
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echo -e "\033[31;1m请确保您已经设置了环境变量 POD_SUBNET 和 APISERVER_NAME \033[0m"
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echo 当前POD_SUBNET=$POD_SUBNET
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echo 当前APISERVER_NAME=$APISERVER_NAME
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exit 1
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fi
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# 查看完整配置选项 https://godoc.org/k8s.io/kubernetes/cmd/kubeadm/app/apis/kubeadm/v1beta2
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rm -f ./kubeadm-config.yaml
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cat <<EOF > ./kubeadm-config.yaml
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apiVersion: kubeadm.k8s.io/v1beta2
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kind: ClusterConfiguration
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kubernetesVersion: v${1}
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imageRepository: registry.cn-hangzhou.aliyuncs.com/google_containers
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controlPlaneEndpoint: "${APISERVER_NAME}:6443"
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networking:
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serviceSubnet: "10.96.0.0/16"
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podSubnet: "${POD_SUBNET}"
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dnsDomain: "cluster.local"
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EOF
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# kubeadm init
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# 根据您服务器网速的情况，您需要等候 3 - 10 分钟
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kubeadm init --config=kubeadm-config.yaml --upload-certs
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# 配置 kubectl
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rm -rf /root/.kube/
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mkdir /root/.kube/
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cp -i /etc/kubernetes/admin.conf /root/.kube/config
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# 安装 calico 网络插件
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# 参考文档 https://docs.projectcalico.org/v3.13/getting-started/kubernetes/self-managed-onprem/onpremises
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echo "安装calico-3.13.1"
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rm -f calico-3.13.1.yaml
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wget https://kuboard.cn/install-script/calico/calico-3.13.1.yaml
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kubectl apply -f calico-3.13.1.yaml
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