kubeadm-join

###注意--print-join-command，可以直接打印出kubeadm join信息

[root@k8s-master ~]# kubeadm token create --print-join-command

# join加入

[root@k8s-node01 ~]# kubeadm reset
[root@k8s-node01 ~]# systemctl stop kubelet
[root@k8s-node01 ~]# systemctl stop docker
[root@k8s-node01 ~]# rm -rf /var/lib/cni/
[root@k8s-node01 ~]# rm -rf /var/lib/kubelet/*
[root@k8s-node01 ~]# rm -rf /etc/cni/
[root@k8s-node01 ~]# ifconfig cni0 down
[root@k8s-node01 ~]# ifconfig flannel.1 down
[root@k8s-node01 ~]# ifconfig docker0 down
[root@k8s-node01 ~]# ip link delete cni0
[root@k8s-node01 ~]# ip link delete flannel.1
[root@k8s-node01 ~]# systemctl start docker
[root@k8s-node01 ~]# kubeadm join 192.168.1.200:6443 --token wxvdun.vec7m9cu4ru3hngg --discovery-token-ca-cert-hash sha256:ed7ea5ae0c06f4ace9013e663b223e8da72e4e94e4dc657cfb1db68d777f3984