# Cluster playground

## patch & install hetzner-kube

    docker pull golang
    docker run --rm -ti --name=golang golang bash
    git clone https://github.com/xetys/hetzner-kube
    cd hetzner-kube
    sed -i s'/kubernetes-cni/kubernetes-cni=0.6.0-00/' pkg/clustermanager/provision_node.go
    go build

    docker cp golang:/go/hetzner-kube/hetzner-kube .local/bin/hetzner-kube
    chmod +x .local/bin/hetzner-kube

## setup cluster

    hetzner-kube cluster create --name k8s-test --ssh-key melpomene (-w 3)
    hetzner-kube cluster kubeconfig k8s-test
    kubectl cluster-info

## helm

    install kubernetes-helm from your package manager…

    kubectl apply -f tiller.yaml
    helm init --service-account tiller

## rook.io

    helm repo add rook-beta https://charts.rook.io/beta
    helm install --namespace rook-ceph-system rook-beta/rook-ceph
    kubectl apply -f rook-cluster.yaml
    kubectl apply -f rook-block.yaml
    kubectl patch storageclass rook-ceph-block -p '{"metadata": {"annotations":{"storageclass.kubernetes.io/is-default-class":"true"}}}'
    kubectl apply -f rook-filesystem.yaml
    kubectl apply -f rook-object.yaml