failed to add vxlanRoute (XXX -> yyy): invalid argument

Kubernetes子节点node报这个错误。是flannel出错了。

导致在node上面ping, master上面的服务不通

在master, node节点上面运行，再重新安装master和node的kubernetes

kubeadm reset
systemctl stop kubelet
systemctl stop docker
rm -rf /var/lib/cni/
rm -rf /var/lib/kubelet/*
rm -rf /etc/cni/
ifconfig cni0 down
ifconfig flannel.1 down
ifconfig docker0 down
ip link delete cni0
ip link delete flannel.1
##重启kubelet
systemctl restart kubelet
##重启docker
systemctl restart docker