Upgrade k8s.io/client-go to version 2

vendor/k8s.io/client-go/pkg/apis/extensions/v1beta1/defaults.go

@@ -0,0 +1,169 @@
+/*
+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/client-go/pkg/api/unversioned"
+	"k8s.io/client-go/pkg/api/v1"
+	"k8s.io/client-go/pkg/runtime"
+	"k8s.io/client-go/pkg/util/intstr"
+)
+
+func addDefaultingFuncs(scheme *runtime.Scheme) error {
+	RegisterDefaults(scheme)
+	return 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 = &unversioned.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 = &unversioned.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 || strategy.RollingUpdate != nil {
+		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 = &unversioned.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 = &unversioned.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
+			}
+		}
+	}
+}