kubeadm: Enable service topology in 1.17

README.md

kubeadm init --config=kubeadm-config.yaml

Mostly adapted from here: https://github.com/kubernetes/kubernetes/pull/86392/files

kubeadm-config.yaml

apiVersion: kubeadm.k8s.io/v1beta2
kind: ClusterConfiguration
apiServer:
  extraArgs:
    "feature-gates": "EndpointSlice=true,ServiceTopology=true"
scheduler:
  extraArgs:
    "feature-gates": "EndpointSlice=true,ServiceTopology=true"
controllerManager:
  extraArgs:
    "feature-gates": "EndpointSlice=true,ServiceTopology=true"
---
apiVersion: kubeproxy.config.k8s.io/v1alpha1
kind: KubeProxyConfiguration
featureGates:
  EndpointSlice: true
  ServiceTopology: true
---
apiVersion: kubeadm.k8s.io/v1beta2
kind: InitConfiguration
nodeRegistration:
  kubeletExtraArgs:
    "feature-gates": "EndpointSlice=true,ServiceTopology=true"