mirror of https://github.com/k3s-io/k3s
119 lines
3.8 KiB
Go
119 lines
3.8 KiB
Go
/*
|
|
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.
|
|
*/
|
|
|
|
package v1beta1
|
|
|
|
import (
|
|
appsv1beta1 "k8s.io/api/apps/v1beta1"
|
|
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
|
|
"k8s.io/apimachinery/pkg/runtime"
|
|
"k8s.io/apimachinery/pkg/util/intstr"
|
|
)
|
|
|
|
func addDefaultingFuncs(scheme *runtime.Scheme) error {
|
|
return RegisterDefaults(scheme)
|
|
}
|
|
|
|
func SetDefaults_StatefulSet(obj *appsv1beta1.StatefulSet) {
|
|
if len(obj.Spec.PodManagementPolicy) == 0 {
|
|
obj.Spec.PodManagementPolicy = appsv1beta1.OrderedReadyPodManagement
|
|
}
|
|
|
|
if obj.Spec.UpdateStrategy.Type == "" {
|
|
obj.Spec.UpdateStrategy.Type = appsv1beta1.OnDeleteStatefulSetStrategyType
|
|
}
|
|
labels := obj.Spec.Template.Labels
|
|
if labels != nil {
|
|
if obj.Spec.Selector == nil {
|
|
obj.Spec.Selector = &metav1.LabelSelector{
|
|
MatchLabels: labels,
|
|
}
|
|
}
|
|
if len(obj.Labels) == 0 {
|
|
obj.Labels = labels
|
|
}
|
|
}
|
|
if obj.Spec.Replicas == nil {
|
|
obj.Spec.Replicas = new(int32)
|
|
*obj.Spec.Replicas = 1
|
|
}
|
|
if obj.Spec.RevisionHistoryLimit == nil {
|
|
obj.Spec.RevisionHistoryLimit = new(int32)
|
|
*obj.Spec.RevisionHistoryLimit = 10
|
|
}
|
|
if obj.Spec.UpdateStrategy.Type == appsv1beta1.RollingUpdateStatefulSetStrategyType &&
|
|
obj.Spec.UpdateStrategy.RollingUpdate != nil &&
|
|
obj.Spec.UpdateStrategy.RollingUpdate.Partition == nil {
|
|
obj.Spec.UpdateStrategy.RollingUpdate.Partition = new(int32)
|
|
*obj.Spec.UpdateStrategy.RollingUpdate.Partition = 0
|
|
}
|
|
|
|
}
|
|
|
|
// SetDefaults_Deployment sets additional defaults compared to its counterpart
|
|
// in extensions. These addons are:
|
|
// - MaxUnavailable during rolling update set to 25% (1 in extensions)
|
|
// - MaxSurge value during rolling update set to 25% (1 in extensions)
|
|
// - RevisionHistoryLimit set to 2 (not set in extensions)
|
|
// - ProgressDeadlineSeconds set to 600s (not set in extensions)
|
|
func SetDefaults_Deployment(obj *appsv1beta1.Deployment) {
|
|
// Default labels and selector to labels from pod template spec.
|
|
labels := obj.Spec.Template.Labels
|
|
|
|
if labels != nil {
|
|
if obj.Spec.Selector == nil {
|
|
obj.Spec.Selector = &metav1.LabelSelector{MatchLabels: labels}
|
|
}
|
|
if len(obj.Labels) == 0 {
|
|
obj.Labels = labels
|
|
}
|
|
}
|
|
// Set appsv1beta1.DeploymentSpec.Replicas to 1 if it is not set.
|
|
if obj.Spec.Replicas == nil {
|
|
obj.Spec.Replicas = new(int32)
|
|
*obj.Spec.Replicas = 1
|
|
}
|
|
strategy := &obj.Spec.Strategy
|
|
// Set default appsv1beta1.DeploymentStrategyType as RollingUpdate.
|
|
if strategy.Type == "" {
|
|
strategy.Type = appsv1beta1.RollingUpdateDeploymentStrategyType
|
|
}
|
|
if strategy.Type == appsv1beta1.RollingUpdateDeploymentStrategyType {
|
|
if strategy.RollingUpdate == nil {
|
|
rollingUpdate := appsv1beta1.RollingUpdateDeployment{}
|
|
strategy.RollingUpdate = &rollingUpdate
|
|
}
|
|
if strategy.RollingUpdate.MaxUnavailable == nil {
|
|
// Set default MaxUnavailable as 25% by default.
|
|
maxUnavailable := intstr.FromString("25%")
|
|
strategy.RollingUpdate.MaxUnavailable = &maxUnavailable
|
|
}
|
|
if strategy.RollingUpdate.MaxSurge == nil {
|
|
// Set default MaxSurge as 25% by default.
|
|
maxSurge := intstr.FromString("25%")
|
|
strategy.RollingUpdate.MaxSurge = &maxSurge
|
|
}
|
|
}
|
|
if obj.Spec.RevisionHistoryLimit == nil {
|
|
obj.Spec.RevisionHistoryLimit = new(int32)
|
|
*obj.Spec.RevisionHistoryLimit = 2
|
|
}
|
|
if obj.Spec.ProgressDeadlineSeconds == nil {
|
|
obj.Spec.ProgressDeadlineSeconds = new(int32)
|
|
*obj.Spec.ProgressDeadlineSeconds = 600
|
|
}
|
|
}
|