kubernetes/files/kube-addons/dns/kubedns-autoscaler.yaml

{%- from "kubernetes/map.jinja" import common with context -%}
apiVersion: extensions/v1beta1
kind: Deployment
metadata:
  name: kube-dns-autoscaler
  namespace: kube-system
  labels:
    k8s-app: kube-dns-autoscaler
    addonmanager.kubernetes.io/mode: Reconcile
spec:
  template:
    metadata:
      labels:
        k8s-app: kube-dns-autoscaler
    spec:
      tolerations:
        - key: node-role.kubernetes.io/master
          effect: NoSchedule
      containers:
      - name: autoscaler
        image: {{ common.addons.dns.autoscaler.get('image', 'gcr.io/google_containers/cluster-proportional-autoscaler-amd64:1.0.0') }}
        resources:
            requests:
                cpu: "20m"
                memory: "10Mi"
        command:
          - /cluster-proportional-autoscaler
          - --namespace=kube-system
          - --configmap=kube-dns-autoscaler
          - --mode=linear
          - --target=Deployment/kube-dns
          # When cluster is using large nodes(with more cores), "coresPerReplica" should dominate.
          # If using small nodes, "nodesPerReplica" should dominate.
          - --default-params={"linear":{"coresPerReplica":256,"nodesPerReplica":10,"min":2}}
          - --logtostderr=true
          {%- if common.addons.dns.autoscaler.get('poll-period-seconds')  %}
          - --poll-period-seconds={{ common.addons.dns.autoscaler.get('poll-period-seconds') }}
          {%- endif %}
          - --v=2