解决 kubenetes无法创建pod No API token found for service account "default"

在master中

openssl genrsa -out /etc/kubernetes/serviceaccount.key 2048

修改kube-apiserver.service添加参数

--service_account_key_file=/etc/kubernetes/serviceaccount.key 

修改kube-controller-manager.service 添加参数

--service_account_private_key_file=/etc/kubernetes/serviceaccount.key 

重启服务

 systemctl restart kube-apiserver kube-controller-manager kube-scheduler