diff options
Diffstat (limited to 'vendor/k8s.io/kubernetes/pkg/apis/apps/v1beta1/defaults.go')
-rw-r--r-- | vendor/k8s.io/kubernetes/pkg/apis/apps/v1beta1/defaults.go | 117 |
1 files changed, 117 insertions, 0 deletions
diff --git a/vendor/k8s.io/kubernetes/pkg/apis/apps/v1beta1/defaults.go b/vendor/k8s.io/kubernetes/pkg/apis/apps/v1beta1/defaults.go new file mode 100644 index 000000000..af133d25f --- /dev/null +++ b/vendor/k8s.io/kubernetes/pkg/apis/apps/v1beta1/defaults.go @@ -0,0 +1,117 @@ +/* +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 ( + 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 *StatefulSet) { + if len(obj.Spec.PodManagementPolicy) == 0 { + obj.Spec.PodManagementPolicy = OrderedReadyPodManagement + } + + if obj.Spec.UpdateStrategy.Type == "" { + obj.Spec.UpdateStrategy.Type = 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 == 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 *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 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 DeploymentStrategyType as RollingUpdate. + if strategy.Type == "" { + strategy.Type = RollingUpdateDeploymentStrategyType + } + if strategy.Type == RollingUpdateDeploymentStrategyType { + if strategy.RollingUpdate == nil { + rollingUpdate := 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 + } +} |