kubespray/roles/dnsmasq/templates/dnsmasq-autoscaler.yml.j2

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---
# Copyright 2016 The Kubernetes Authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
apiVersion: extensions/v1beta1
kind: Deployment
metadata:
name: dnsmasq-autoscaler
namespace: kube-system
labels:
k8s-app: dnsmasq-autoscaler
kubernetes.io/cluster-service: "true"
addonmanager.kubernetes.io/mode: Reconcile
spec:
template:
metadata:
labels:
k8s-app: dnsmasq-autoscaler
annotations:
scheduler.alpha.kubernetes.io/tolerations: '[{"key":"CriticalAddonsOnly", "operator":"Exists"}]'
spec:
{% if kube_version is version('v1.11.1', '>=') %}
priorityClassName: system-cluster-critical
{% endif %}
serviceAccountName: dnsmasq
tolerations:
- effect: NoSchedule
operator: Exists
containers:
- name: autoscaler
image: "{{ dnsmasqautoscaler_image_repo }}:{{ dnsmasqautoscaler_image_tag }}"
resources:
requests:
cpu: "20m"
memory: "10Mi"
command:
- /cluster-proportional-autoscaler
- --namespace=kube-system
- --configmap=dnsmasq-autoscaler
- --target=Deployment/dnsmasq
# When cluster is using large nodes(with more cores), "coresPerReplica" should dominate.
# If using small nodes, "nodesPerReplica" should dominate.
- --default-params={"linear":{"nodesPerReplica":{{ dnsmasq_nodes_per_replica }},"preventSinglePointFailure":true}}
- --logtostderr=true
- --v={{ kube_log_level }}
nodeSelector:
beta.kubernetes.io/os: linux