| /* |
| Copyright 2017 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 eventratelimit |
| |
| import ( |
| "fmt" |
| "io" |
| "io/ioutil" |
| |
| "k8s.io/apimachinery/pkg/runtime" |
| "k8s.io/apimachinery/pkg/runtime/serializer" |
| eventratelimitapi "k8s.io/kubernetes/plugin/pkg/admission/eventratelimit/apis/eventratelimit" |
| "k8s.io/kubernetes/plugin/pkg/admission/eventratelimit/apis/eventratelimit/install" |
| eventratelimitv1alpha1 "k8s.io/kubernetes/plugin/pkg/admission/eventratelimit/apis/eventratelimit/v1alpha1" |
| ) |
| |
| var ( |
| scheme = runtime.NewScheme() |
| codecs = serializer.NewCodecFactory(scheme) |
| ) |
| |
| func init() { |
| install.Install(scheme) |
| } |
| |
| // LoadConfiguration loads the provided configuration. |
| func LoadConfiguration(config io.Reader) (*eventratelimitapi.Configuration, error) { |
| // if no config is provided, return a default configuration |
| if config == nil { |
| externalConfig := &eventratelimitv1alpha1.Configuration{} |
| scheme.Default(externalConfig) |
| internalConfig := &eventratelimitapi.Configuration{} |
| if err := scheme.Convert(externalConfig, internalConfig, nil); err != nil { |
| return nil, err |
| } |
| return internalConfig, nil |
| } |
| // we have a config so parse it. |
| data, err := ioutil.ReadAll(config) |
| if err != nil { |
| return nil, err |
| } |
| decoder := codecs.UniversalDecoder() |
| decodedObj, err := runtime.Decode(decoder, data) |
| if err != nil { |
| return nil, err |
| } |
| resourceQuotaConfiguration, ok := decodedObj.(*eventratelimitapi.Configuration) |
| if !ok { |
| return nil, fmt.Errorf("unexpected type: %T", decodedObj) |
| } |
| return resourceQuotaConfiguration, nil |
| } |