diff options
Diffstat (limited to 'kube2msb/src/vendor/k8s.io/kubernetes/pkg/apis/extensions/v1beta1/defaults.go')
-rw-r--r-- | kube2msb/src/vendor/k8s.io/kubernetes/pkg/apis/extensions/v1beta1/defaults.go | 167 |
1 files changed, 167 insertions, 0 deletions
diff --git a/kube2msb/src/vendor/k8s.io/kubernetes/pkg/apis/extensions/v1beta1/defaults.go b/kube2msb/src/vendor/k8s.io/kubernetes/pkg/apis/extensions/v1beta1/defaults.go new file mode 100644 index 0000000..ab6a202 --- /dev/null +++ b/kube2msb/src/vendor/k8s.io/kubernetes/pkg/apis/extensions/v1beta1/defaults.go @@ -0,0 +1,167 @@ +/* +Copyright 2015 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 ( + "k8s.io/kubernetes/pkg/api/v1" + "k8s.io/kubernetes/pkg/runtime" + "k8s.io/kubernetes/pkg/util/intstr" +) + +func addDefaultingFuncs(scheme *runtime.Scheme) { + scheme.AddDefaultingFuncs( + SetDefaults_DaemonSet, + SetDefaults_Deployment, + SetDefaults_Job, + SetDefaults_HorizontalPodAutoscaler, + SetDefaults_ReplicaSet, + SetDefaults_NetworkPolicy, + ) +} + +func SetDefaults_DaemonSet(obj *DaemonSet) { + labels := obj.Spec.Template.Labels + + // TODO: support templates defined elsewhere when we support them in the API + if labels != nil { + if obj.Spec.Selector == nil { + obj.Spec.Selector = &LabelSelector{ + MatchLabels: labels, + } + } + if len(obj.Labels) == 0 { + obj.Labels = labels + } + } +} + +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 = &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 1 by default. + maxUnavailable := intstr.FromInt(1) + strategy.RollingUpdate.MaxUnavailable = &maxUnavailable + } + if strategy.RollingUpdate.MaxSurge == nil { + // Set default MaxSurge as 1 by default. + maxSurge := intstr.FromInt(1) + strategy.RollingUpdate.MaxSurge = &maxSurge + } + } +} + +func SetDefaults_Job(obj *Job) { + labels := obj.Spec.Template.Labels + // TODO: support templates defined elsewhere when we support them in the API + if labels != nil { + // if an autoselector is requested, we'll build the selector later with controller-uid and job-name + autoSelector := bool(obj.Spec.AutoSelector != nil && *obj.Spec.AutoSelector) + + // otherwise, we are using a manual selector + manualSelector := !autoSelector + + // and default behavior for an unspecified manual selector is to use the pod template labels + if manualSelector && obj.Spec.Selector == nil { + obj.Spec.Selector = &LabelSelector{ + MatchLabels: labels, + } + } + if len(obj.Labels) == 0 { + obj.Labels = labels + } + } + // For a non-parallel job, you can leave both `.spec.completions` and + // `.spec.parallelism` unset. When both are unset, both are defaulted to 1. + if obj.Spec.Completions == nil && obj.Spec.Parallelism == nil { + obj.Spec.Completions = new(int32) + *obj.Spec.Completions = 1 + obj.Spec.Parallelism = new(int32) + *obj.Spec.Parallelism = 1 + } + if obj.Spec.Parallelism == nil { + obj.Spec.Parallelism = new(int32) + *obj.Spec.Parallelism = 1 + } +} + +func SetDefaults_HorizontalPodAutoscaler(obj *HorizontalPodAutoscaler) { + if obj.Spec.MinReplicas == nil { + minReplicas := int32(1) + obj.Spec.MinReplicas = &minReplicas + } + if obj.Spec.CPUUtilization == nil { + obj.Spec.CPUUtilization = &CPUTargetUtilization{TargetPercentage: 80} + } +} + +func SetDefaults_ReplicaSet(obj *ReplicaSet) { + labels := obj.Spec.Template.Labels + + // TODO: support templates defined elsewhere when we support them in the API + if labels != nil { + if obj.Spec.Selector == nil { + obj.Spec.Selector = &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 + } +} + +func SetDefaults_NetworkPolicy(obj *NetworkPolicy) { + // Default any undefined Protocol fields to TCP. + for _, i := range obj.Spec.Ingress { + // TODO: Update Ports to be a pointer to slice as soon as auto-generation supports it. + for _, p := range i.Ports { + if p.Protocol == nil { + proto := v1.ProtocolTCP + p.Protocol = &proto + } + } + } +} |