Golang ObjectCountUsageFunc示例

示例#1

文件： resource_quotas.go 项目： alex-mohr/kubernetes

// NewResourceQuotaEvaluator returns an evaluator that can evaluate resource quotas
func NewResourceQuotaEvaluator(kubeClient clientset.Interface) quota.Evaluator {
	allResources := []api.ResourceName{api.ResourceQuotas}
	return &generic.GenericEvaluator{
		Name:              "Evaluator.ResourceQuota",
		InternalGroupKind: api.Kind("ResourceQuota"),
		InternalOperationResources: map[admission.Operation][]api.ResourceName{
			admission.Create: allResources,
		},
		MatchedResourceNames: allResources,
		MatchesScopeFunc:     generic.MatchesNoScopeFunc,
		ConstraintsFunc:      generic.ObjectCountConstraintsFunc(api.ResourceQuotas),
		UsageFunc:            generic.ObjectCountUsageFunc(api.ResourceQuotas),
		ListFuncByNamespace: func(namespace string, options v1.ListOptions) ([]runtime.Object, error) {
			itemList, err := kubeClient.Core().ResourceQuotas(namespace).List(options)
			if err != nil {
				return nil, err
			}
			results := make([]runtime.Object, 0, len(itemList.Items))
			for i := range itemList.Items {
				results = append(results, &itemList.Items[i])
			}
			return results, nil
		},
	}
}

示例#2

文件： resource_quotas.go 项目： 40a/bootkube

// NewResourceQuotaEvaluator returns an evaluator that can evaluate resource quotas
func NewResourceQuotaEvaluator(kubeClient clientset.Interface) quota.Evaluator {
	allResources := []api.ResourceName{api.ResourceQuotas}
	return &generic.GenericEvaluator{
		Name:              "Evaluator.ResourceQuota",
		InternalGroupKind: api.Kind("ResourceQuota"),
		InternalOperationResources: map[admission.Operation][]api.ResourceName{
			admission.Create: allResources,
		},
		MatchedResourceNames: allResources,
		MatchesScopeFunc:     generic.MatchesNoScopeFunc,
		ConstraintsFunc:      generic.ObjectCountConstraintsFunc(api.ResourceQuotas),
		UsageFunc:            generic.ObjectCountUsageFunc(api.ResourceQuotas),
		ListFuncByNamespace: func(namespace string, options api.ListOptions) (runtime.Object, error) {
			return kubeClient.Core().ResourceQuotas(namespace).List(options)
		},
	}
}

示例#3

文件： imagestream_evaluator.go 项目： Xmagicer/origin

// NewImageStreamEvaluator computes resource usage of ImageStreams. Instantiating this is necessary for
// resource quota admission controller to properly work on image stream related objects.
func NewImageStreamEvaluator(isNamespacer osclient.ImageStreamsNamespacer) kquota.Evaluator {
	allResources := []kapi.ResourceName{
		imageapi.ResourceImageStreams,
	}

	return &generic.GenericEvaluator{
		Name:              imageStreamEvaluatorName,
		InternalGroupKind: imageapi.Kind("ImageStream"),
		InternalOperationResources: map[admission.Operation][]kapi.ResourceName{
			admission.Create: allResources,
		},
		MatchedResourceNames: allResources,
		MatchesScopeFunc:     generic.MatchesNoScopeFunc,
		ConstraintsFunc:      generic.ObjectCountConstraintsFunc(imageapi.ResourceImageStreams),
		UsageFunc:            generic.ObjectCountUsageFunc(imageapi.ResourceImageStreams),
		ListFuncByNamespace: func(namespace string, options kapi.ListOptions) (runtime.Object, error) {
			return isNamespacer.ImageStreams(namespace).List(options)
		},
	}
}