56 lines
2.1 KiB
Go
56 lines
2.1 KiB
Go
/*
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Copyright 2017 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package app
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import (
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"github.com/golang/glog"
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"k8s.io/apimachinery/pkg/runtime/schema"
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"k8s.io/apiserver/pkg/registry/rest"
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"k8s.io/apiserver/pkg/server/storage"
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)
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// Function to get a map of resources and the corresponding storages.
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type getResourcesStorageFunc func() map[string]rest.Storage
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// Filters the resources from the given resources storage map to those that are enabled in the given apiResourceConfigSource.
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// resourcesStorageMap is expected to contain all resources in a group version.
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// Returns false if none of the resources are enabled and hence the whole group version should be disabled.
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func enabledResources(groupVersion schema.GroupVersion, resourcesStorageMap map[string]getResourcesStorageFunc, apiResourceConfigSource storage.APIResourceConfigSource) (bool, map[string]rest.Storage) {
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enabledResources := map[string]rest.Storage{}
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groupName := groupVersion.Group
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if !apiResourceConfigSource.AnyResourcesForGroupEnabled(groupName) {
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glog.V(1).Infof("Skipping disabled API group %q", groupName)
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return false, enabledResources
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}
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for resource, fn := range resourcesStorageMap {
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if apiResourceConfigSource.ResourceEnabled(groupVersion.WithResource(resource)) {
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resources := fn()
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for k, v := range resources {
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enabledResources[k] = v
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}
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} else {
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glog.V(1).Infof("Skipping disabled resource %s in API group %q", resource, groupName)
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}
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}
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if len(enabledResources) == 0 {
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glog.V(1).Infof("Skipping API group %q since there is no enabled resource", groupName)
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return false, enabledResources
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}
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return true, enabledResources
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}
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