1b55f57391
Implements history utilities for ControllerRevision in the controller/history package StatefulSetStatus now has additional fields for consistency with DaemonSet and Deployment StatefulSetStatus.Replicas now represents the current number of createdPods and StatefulSetStatus.ReadyReplicas is the current number of ready Pods
112 lines
3.3 KiB
Go
112 lines
3.3 KiB
Go
/*
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Copyright 2016 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 v1beta1
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import (
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metav1 "k8s.io/apimachinery/pkg/apis/meta/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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func SetDefaults_StatefulSet(obj *StatefulSet) {
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if len(obj.Spec.PodManagementPolicy) == 0 {
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obj.Spec.PodManagementPolicy = OrderedReadyPodManagement
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}
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if obj.Spec.UpdateStrategy.Type == "" {
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obj.Spec.UpdateStrategy.Type = OnDeleteStatefulSetStrategyType
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}
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labels := obj.Spec.Template.Labels
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if labels != nil {
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if obj.Spec.Selector == nil {
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obj.Spec.Selector = &metav1.LabelSelector{
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MatchLabels: labels,
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}
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}
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if len(obj.Labels) == 0 {
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obj.Labels = labels
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}
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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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// 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 2 (not set in extensions)
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// - ProgressDeadlineSeconds set to 600s (not set in extensions)
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func SetDefaults_Deployment(obj *Deployment) {
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// Default labels and selector to labels from pod template spec.
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labels := obj.Spec.Template.Labels
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if labels != nil {
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if obj.Spec.Selector == nil {
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obj.Spec.Selector = &metav1.LabelSelector{MatchLabels: labels}
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}
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if len(obj.Labels) == 0 {
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obj.Labels = labels
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}
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}
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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 = RollingUpdateDeploymentStrategyType
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}
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if strategy.Type == RollingUpdateDeploymentStrategyType {
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if strategy.RollingUpdate == nil {
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rollingUpdate := 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 = 2
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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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