mirror of https://github.com/k3s-io/k3s
62 lines
2.3 KiB
Go
62 lines
2.3 KiB
Go
/*
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Copyright 2016 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 core
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import (
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"k8s.io/api/core/v1"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/runtime"
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"k8s.io/client-go/informers"
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clientset "k8s.io/client-go/kubernetes"
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"k8s.io/kubernetes/pkg/api"
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"k8s.io/kubernetes/pkg/quota"
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"k8s.io/kubernetes/pkg/quota/generic"
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)
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// listSecretsByNamespaceFuncUsingClient returns a secret listing function based on the provided client.
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func listSecretsByNamespaceFuncUsingClient(kubeClient clientset.Interface) generic.ListFuncByNamespace {
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// TODO: ideally, we could pass dynamic client pool down into this code, and have one way of doing this.
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// unfortunately, dynamic client works with Unstructured objects, and when we calculate Usage, we require
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// structured objects.
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return func(namespace string, options metav1.ListOptions) ([]runtime.Object, error) {
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itemList, err := kubeClient.Core().Secrets(namespace).List(options)
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if err != nil {
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return nil, err
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}
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results := make([]runtime.Object, 0, len(itemList.Items))
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for i := range itemList.Items {
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results = append(results, &itemList.Items[i])
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}
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return results, nil
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}
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}
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// NewSecretEvaluator returns an evaluator that can evaluate secrets
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// if the specified shared informer factory is not nil, evaluator may use it to support listing functions.
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func NewSecretEvaluator(kubeClient clientset.Interface, f informers.SharedInformerFactory) quota.Evaluator {
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listFuncByNamespace := listSecretsByNamespaceFuncUsingClient(kubeClient)
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if f != nil {
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listFuncByNamespace = generic.ListResourceUsingInformerFunc(f, v1.SchemeGroupVersion.WithResource("secrets"))
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}
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return &generic.ObjectCountEvaluator{
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AllowCreateOnUpdate: false,
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InternalGroupKind: api.Kind("Secret"),
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ResourceName: api.ResourceSecrets,
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ListFuncByNamespace: listFuncByNamespace,
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}
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}
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