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kubectl -n kube-system get configmap kubeadm-config -o jsonpath='{.data.ClusterConfiguration}' > kubeadm-initconfig.yaml |
如果有master发生变化可以修改文件内容
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kubeadm init phase certs all --config kubeadm-initconfig.yaml |
如果多个master需要将master上执行拷贝证书拷贝到其它master节点替换其它master节点原有证书
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kubeadm init phase upload-config kubeadm --config kubeadm-initconfig.yaml |
更新kubeconfig文件
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kubeadm init phase kubeconfig admin --kubeconfig-dir=/etc/kubernetes/ |
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