mirror of https://github.com/kubernetes/kops.git
95 lines
2.7 KiB
Go
95 lines
2.7 KiB
Go
/*
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Copyright 2020 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package components
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import (
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"k8s.io/kops/pkg/apis/kops"
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"k8s.io/kops/pkg/apis/kops/util"
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"k8s.io/kops/upup/pkg/fi"
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"k8s.io/kops/upup/pkg/fi/loader"
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)
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// ClusterAutoscalerOptionsBuilder adds options for cluster autoscaler to the model
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type ClusterAutoscalerOptionsBuilder struct {
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*OptionsContext
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}
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var _ loader.OptionsBuilder = &ClusterAutoscalerOptionsBuilder{}
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func (b *ClusterAutoscalerOptionsBuilder) BuildOptions(o interface{}) error {
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clusterSpec := o.(*kops.ClusterSpec)
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cas := clusterSpec.ClusterAutoscaler
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if cas == nil || !fi.BoolValue(cas.Enabled) {
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return nil
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}
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if cas.Image == nil {
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image := ""
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v, err := util.ParseKubernetesVersion(clusterSpec.KubernetesVersion)
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if err == nil {
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switch v.Minor {
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case 25:
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image = "registry.k8s.io/autoscaling/cluster-autoscaler:v1.24.0"
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case 24:
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image = "registry.k8s.io/autoscaling/cluster-autoscaler:v1.24.0"
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case 23:
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image = "registry.k8s.io/autoscaling/cluster-autoscaler:v1.23.0"
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case 22:
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image = "registry.k8s.io/autoscaling/cluster-autoscaler:v1.22.2"
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case 21:
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image = "registry.k8s.io/autoscaling/cluster-autoscaler:v1.21.2"
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case 20:
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image = "registry.k8s.io/autoscaling/cluster-autoscaler:v1.20.1"
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default:
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image = "registry.k8s.io/autoscaling/cluster-autoscaler:v1.24.0"
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}
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}
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cas.Image = fi.String(image)
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}
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if cas.Expander == nil {
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cas.Expander = fi.String("random")
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}
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if cas.ScaleDownUtilizationThreshold == nil {
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cas.ScaleDownUtilizationThreshold = fi.String("0.5")
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}
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if cas.SkipNodesWithLocalStorage == nil {
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cas.SkipNodesWithLocalStorage = fi.Bool(true)
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}
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if cas.SkipNodesWithSystemPods == nil {
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cas.SkipNodesWithSystemPods = fi.Bool(true)
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}
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if cas.BalanceSimilarNodeGroups == nil {
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cas.BalanceSimilarNodeGroups = fi.Bool(false)
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}
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if cas.AWSUseStaticInstanceList == nil {
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cas.AWSUseStaticInstanceList = fi.Bool(false)
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}
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if cas.NewPodScaleUpDelay == nil {
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cas.NewPodScaleUpDelay = fi.String("0s")
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}
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if cas.ScaleDownDelayAfterAdd == nil {
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cas.ScaleDownDelayAfterAdd = fi.String("10m0s")
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}
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if cas.MaxNodeProvisionTime == "" {
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cas.MaxNodeProvisionTime = "15m0s"
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}
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return nil
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}
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