--- apiVersion: cluster.x-k8s.io/v1alpha3 kind: Cluster metadata: name: "target-cluster" namespace: default spec: clusterNetwork: services: cidrBlocks: ["10.128.0.0/12"] pods: cidrBlocks: ["192.168.0.0/16"] serviceDomain: "cluster.local" infrastructureRef: apiVersion: infrastructure.cluster.x-k8s.io/v1alpha3 kind: DockerCluster name: "target-cluster" controlPlaneRef: kind: KubeadmControlPlane apiVersion: controlplane.cluster.x-k8s.io/v1alpha3 name: "target-cluster-control-plane" --- apiVersion: infrastructure.cluster.x-k8s.io/v1alpha3 kind: DockerCluster metadata: name: "target-cluster" namespace: default