K3S installation

Install k3s server

1. Get script and install

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

2. Enable and start k3s service

    sudo systemctl enable k3s
    sudo systemctl start k3s
   

3. Let kubectl connect to k3s server

    sudo cat /etc/rancher/k3s/k3s.yaml > ~/.kube/config
   

Deploy Kubernetes Dashboard

Ref: Kubernetes Dashboard

1. Deploy dashboard

    GITHUB_URL=https://github.com/kubernetes/dashboard/releases
    VERSION_KUBE_DASHBOARD=$(curl -w '%{url_effective}' -I -L -s -S ${GITHUB_URL}/latest -o /dev/null | sed -e 's|.*/||')
    kubectl apply -f https://raw.githubusercontent.com/kubernetes/dashboard/${VERSION_KUBE_DASHBOARD}/aio/deploy/recommended.yaml
   

2. Configure RBAC

    cd personal-tools/k8s
    kubectl apply -f dashboard.yaml    
   

3. Create token to login

    kubectl -n kubernetes-dashboard create token admin-user | xclip -selection c
   

4. Create secure channel

    kubectl proxy
   

5. Open local dashboard and use copied token to login