Setup k3s on Ubuntu

1. Install k3s as a service

   curl -sfL https://get.k3s.io | sh -

2. Fix k3s permission denied issues

   mkdir ~/.kube 2> /dev/null
   export KUBECONFIG=~/.kube/config
   sudo k3s kubectl config view --raw > "$KUBECONFIG"
   chmod 600 "$KUBECONFIG"
   • More details (opens in a new tab) in fixing k3s permission denied issues.

3. export KUBECONFIG=~/.kube/config to either ~/.profile or ~/.bashrc to make it persist on reboot(Optional).

   nano ~/.bashrc
   source ~/.bashrc

   Navigate to the last line

   ~/.bashrc

   # last line
   export KUBECONFIG=~/.kube/config

4. Test connection

   kubectl get all