How to solve the kubernetes startup error (Unable to connect to the server: x509: certificate signed by unknown authority)

This article mainly introduces how to solve Kubernetes startup error (Unable to connect to the server: x509: certificate signed by unknown authority ), which has certain reference value. Take a look at it with me.

Kubernetes started with the following error:

Unable to connect to the server: x509: certificate signed by unknown authority (possibly because of "crypto/rsa: verification error" while trying to verify candidate authority certificate "kubernetes")

What is the reason for this error? It's possible that I forgot to execute the script.

1. mkdir -p $HOME/.kube

2.sudo cp -i /etc/kubernetes/admin.conf $HOME/.kube/config

3.sudo chown $(id -u):$(id -g) $HOME/.kube/config

As long as the script program is executed, it will be normal

1. [root@worker3 shell]# kubectl get node

2. NAME STATUS ROLES AGE VERSION

3. worker3 Ready master 1m v1.10.0 or above is Kubernetes startup error (Unable to connect to the server: x509: certificate signed by unknown authority ) How to solve the details of the content, after reading whether there is any harvest? If you want to know more, welcome to the industry news!