K8s的token失效与重新创建token

使用版本为Kubernetes 1.9.x 及以上

# master重新创建token
kubeadm token generate
# root@**:/home/**# kubeadm token generate
# w3uwcq.fr91m444xbbkk1ff
kubeadm token create <generated-token> --print-join-command --ttl=0
#root@**:/home/**# kubeadm token create w3uwcq.fr91m444xbbkk1ff --print-join-command --ttl=0
#kubeadm join 192.168.137.82:6443 --token w3uwcq.fr91m444xbbkk1ff --discovery-token-ca-cert-hash sha256:a8199990708545bf159ec0fd1ca09bddd522439c8ba016dd0148633f8f09123a
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