Golang Scheme.AddDefaultingFuncs方法代碼示例

func addDefaultingFuncs(scheme *runtime.Scheme) {
	scheme.AddDefaultingFuncs(
		func(obj *KubeProxyConfiguration) {
			if obj.BindAddress == "" {
				obj.BindAddress = "0.0.0.0"
			}
			if obj.HealthzPort == 0 {
				obj.HealthzPort = 10249
			}
			if obj.HealthzBindAddress == "" {
				obj.HealthzBindAddress = "127.0.0.1"
			}
			if obj.OOMScoreAdj == nil {
				temp := int32(qos.KubeProxyOOMScoreAdj)
				obj.OOMScoreAdj = &temp
			}
			if obj.IPTablesSyncePeriodSeconds == 0 {
				obj.IPTablesSyncePeriodSeconds = 5
			}
		},
	)
}

func addDefaultingFuncs(scheme *runtime.Scheme) {
	scheme.AddDefaultingFuncs(
		func(obj *APIVersion) {
			if len(obj.APIGroup) == 0 {
				obj.APIGroup = GroupName
			}
		},
		func(obj *DaemonSet) {
			var labels map[string]string
			if obj.Spec.Template != nil {
				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(obj *Deployment) {
			// Default labels and selector to labels from pod template spec.
			labels := obj.Spec.Template.Labels

			if labels != nil {
				if len(obj.Spec.Selector) == 0 {
					obj.Spec.Selector = 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
				}
			}
			if obj.Spec.UniqueLabelKey == nil {
				obj.Spec.UniqueLabelKey = new(string)
				*obj.Spec.UniqueLabelKey = DefaultDeploymentUniqueLabelKey
			}
		},
		func(obj *Job) {
			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.Completions == nil {
				completions := int32(1)
				obj.Spec.Completions = &completions
			}
			if obj.Spec.Parallelism == nil {
				obj.Spec.Parallelism = obj.Spec.Completions
			}
		},
		func(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(obj *ConfigMap) {
			if obj.Data == nil {
				obj.Data = make(map[string]string)
//.........這裏部分代碼省略.........

func addDefaultingFuncs(scheme *runtime.Scheme) {
	scheme.AddDefaultingFuncs(
		func(obj *PodExecOptions) {
			obj.Stdout = true
			obj.Stderr = true
		},
		func(obj *PodAttachOptions) {
			obj.Stdout = true
			obj.Stderr = true
		},
		func(obj *ReplicationController) {
			var labels map[string]string
			if obj.Spec.Template != nil {
				labels = obj.Spec.Template.Labels
			}
			// TODO: support templates defined elsewhere when we support them in the API
			if labels != nil {
				if len(obj.Spec.Selector) == 0 {
					obj.Spec.Selector = labels
				}
				if len(obj.Labels) == 0 {
					obj.Labels = labels
				}
			}
			if obj.Spec.Replicas == nil {
				obj.Spec.Replicas = new(int32)
				*obj.Spec.Replicas = 1
			}
		},
		func(obj *Volume) {
			if util.AllPtrFieldsNil(&obj.VolumeSource) {
				obj.VolumeSource = VolumeSource{
					EmptyDir: &EmptyDirVolumeSource{},
				}
			}
		},
		func(obj *ContainerPort) {
			if obj.Protocol == "" {
				obj.Protocol = ProtocolTCP
			}
		},
		func(obj *Container) {
			if obj.ImagePullPolicy == "" {
				_, tag := parsers.ParseImageName(obj.Image)
				// Check image tag

				if tag == "latest" {
					obj.ImagePullPolicy = PullAlways
				} else {
					obj.ImagePullPolicy = PullIfNotPresent
				}
			}
			if obj.TerminationMessagePath == "" {
				obj.TerminationMessagePath = TerminationMessagePathDefault
			}
		},
		func(obj *ServiceSpec) {
			if obj.SessionAffinity == "" {
				obj.SessionAffinity = ServiceAffinityNone
			}
			if obj.Type == "" {
				obj.Type = ServiceTypeClusterIP
			}
			for i := range obj.Ports {
				sp := &obj.Ports[i]
				if sp.Protocol == "" {
					sp.Protocol = ProtocolTCP
				}
				if sp.TargetPort == intstr.FromInt(0) || sp.TargetPort == intstr.FromString("") {
					sp.TargetPort = intstr.FromInt(int(sp.Port))
				}
			}
		},
		func(obj *Pod) {
			// If limits are specified, but requests are not, default requests to limits
			// This is done here rather than a more specific defaulting pass on ResourceRequirements
			// because we only want this defaulting semantic to take place on a Pod and not a PodTemplate
			for i := range obj.Spec.Containers {
				// set requests to limits if requests are not specified, but limits are
				if obj.Spec.Containers[i].Resources.Limits != nil {
					if obj.Spec.Containers[i].Resources.Requests == nil {
						obj.Spec.Containers[i].Resources.Requests = make(ResourceList)
					}
					for key, value := range obj.Spec.Containers[i].Resources.Limits {
						if _, exists := obj.Spec.Containers[i].Resources.Requests[key]; !exists {
							obj.Spec.Containers[i].Resources.Requests[key] = *(value.Copy())
						}
					}
				}
			}
		},
		func(obj *PodSpec) {
			if obj.DNSPolicy == "" {
				obj.DNSPolicy = DNSClusterFirst
			}
			if obj.RestartPolicy == "" {
				obj.RestartPolicy = RestartPolicyAlways
			}
			if obj.HostNetwork {
				defaultHostNetworkPorts(&obj.Containers)
//.........這裏部分代碼省略.........