mirror of https://github.com/k3s-io/k3s
128 lines
4.2 KiB
Go
128 lines
4.2 KiB
Go
/*
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Copyright 2017 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 v1
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import (
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appsv1 "k8s.io/api/apps/v1"
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"k8s.io/apimachinery/pkg/runtime"
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"k8s.io/apimachinery/pkg/util/intstr"
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)
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func addDefaultingFuncs(scheme *runtime.Scheme) error {
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return RegisterDefaults(scheme)
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}
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// SetDefaults_Deployment sets additional defaults compared to its counterpart
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// in extensions. These addons are:
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// - MaxUnavailable during rolling update set to 25% (1 in extensions)
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// - MaxSurge value during rolling update set to 25% (1 in extensions)
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// - RevisionHistoryLimit set to 10 (not set in extensions)
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// - ProgressDeadlineSeconds set to 600s (not set in extensions)
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func SetDefaults_Deployment(obj *appsv1.Deployment) {
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// Set DeploymentSpec.Replicas to 1 if it is not set.
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if obj.Spec.Replicas == nil {
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obj.Spec.Replicas = new(int32)
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*obj.Spec.Replicas = 1
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}
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strategy := &obj.Spec.Strategy
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// Set default DeploymentStrategyType as RollingUpdate.
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if strategy.Type == "" {
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strategy.Type = appsv1.RollingUpdateDeploymentStrategyType
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}
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if strategy.Type == appsv1.RollingUpdateDeploymentStrategyType {
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if strategy.RollingUpdate == nil {
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rollingUpdate := appsv1.RollingUpdateDeployment{}
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strategy.RollingUpdate = &rollingUpdate
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}
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if strategy.RollingUpdate.MaxUnavailable == nil {
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// Set default MaxUnavailable as 25% by default.
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maxUnavailable := intstr.FromString("25%")
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strategy.RollingUpdate.MaxUnavailable = &maxUnavailable
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}
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if strategy.RollingUpdate.MaxSurge == nil {
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// Set default MaxSurge as 25% by default.
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maxSurge := intstr.FromString("25%")
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strategy.RollingUpdate.MaxSurge = &maxSurge
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}
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}
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if obj.Spec.RevisionHistoryLimit == nil {
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obj.Spec.RevisionHistoryLimit = new(int32)
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*obj.Spec.RevisionHistoryLimit = 10
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}
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if obj.Spec.ProgressDeadlineSeconds == nil {
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obj.Spec.ProgressDeadlineSeconds = new(int32)
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*obj.Spec.ProgressDeadlineSeconds = 600
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}
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}
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func SetDefaults_DaemonSet(obj *appsv1.DaemonSet) {
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updateStrategy := &obj.Spec.UpdateStrategy
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if updateStrategy.Type == "" {
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updateStrategy.Type = appsv1.RollingUpdateDaemonSetStrategyType
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}
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if updateStrategy.Type == appsv1.RollingUpdateDaemonSetStrategyType {
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if updateStrategy.RollingUpdate == nil {
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rollingUpdate := appsv1.RollingUpdateDaemonSet{}
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updateStrategy.RollingUpdate = &rollingUpdate
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}
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if updateStrategy.RollingUpdate.MaxUnavailable == nil {
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// Set default MaxUnavailable as 1 by default.
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maxUnavailable := intstr.FromInt(1)
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updateStrategy.RollingUpdate.MaxUnavailable = &maxUnavailable
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}
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}
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if obj.Spec.RevisionHistoryLimit == nil {
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obj.Spec.RevisionHistoryLimit = new(int32)
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*obj.Spec.RevisionHistoryLimit = 10
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}
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}
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func SetDefaults_StatefulSet(obj *appsv1.StatefulSet) {
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if len(obj.Spec.PodManagementPolicy) == 0 {
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obj.Spec.PodManagementPolicy = appsv1.OrderedReadyPodManagement
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}
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if obj.Spec.UpdateStrategy.Type == "" {
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obj.Spec.UpdateStrategy.Type = appsv1.RollingUpdateStatefulSetStrategyType
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// UpdateStrategy.RollingUpdate will take default values below.
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obj.Spec.UpdateStrategy.RollingUpdate = &appsv1.RollingUpdateStatefulSetStrategy{}
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}
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if obj.Spec.UpdateStrategy.Type == appsv1.RollingUpdateStatefulSetStrategyType &&
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obj.Spec.UpdateStrategy.RollingUpdate != nil &&
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obj.Spec.UpdateStrategy.RollingUpdate.Partition == nil {
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obj.Spec.UpdateStrategy.RollingUpdate.Partition = new(int32)
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*obj.Spec.UpdateStrategy.RollingUpdate.Partition = 0
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}
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if obj.Spec.Replicas == nil {
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obj.Spec.Replicas = new(int32)
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*obj.Spec.Replicas = 1
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}
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if obj.Spec.RevisionHistoryLimit == nil {
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obj.Spec.RevisionHistoryLimit = new(int32)
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*obj.Spec.RevisionHistoryLimit = 10
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}
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}
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func SetDefaults_ReplicaSet(obj *appsv1.ReplicaSet) {
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if obj.Spec.Replicas == nil {
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obj.Spec.Replicas = new(int32)
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*obj.Spec.Replicas = 1
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}
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}
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