mirror of https://github.com/k3s-io/k3s.git
143 lines
3.8 KiB
Go
143 lines
3.8 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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// this file contains factories with no other dependencies
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package util
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import (
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corev1 "k8s.io/api/core/v1"
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"k8s.io/apimachinery/pkg/api/meta"
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"k8s.io/cli-runtime/pkg/genericclioptions"
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"k8s.io/cli-runtime/pkg/resource"
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"k8s.io/client-go/discovery"
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"k8s.io/client-go/dynamic"
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"k8s.io/client-go/kubernetes"
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restclient "k8s.io/client-go/rest"
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"k8s.io/client-go/tools/clientcmd"
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"k8s.io/kubernetes/pkg/kubectl/validation"
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)
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type factoryImpl struct {
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clientGetter genericclioptions.RESTClientGetter
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}
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func NewFactory(clientGetter genericclioptions.RESTClientGetter) Factory {
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if clientGetter == nil {
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panic("attempt to instantiate client_access_factory with nil clientGetter")
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}
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f := &factoryImpl{
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clientGetter: clientGetter,
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}
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return f
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}
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func (f *factoryImpl) ToRESTConfig() (*restclient.Config, error) {
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return f.clientGetter.ToRESTConfig()
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}
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func (f *factoryImpl) ToRESTMapper() (meta.RESTMapper, error) {
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return f.clientGetter.ToRESTMapper()
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}
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func (f *factoryImpl) ToDiscoveryClient() (discovery.CachedDiscoveryInterface, error) {
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return f.clientGetter.ToDiscoveryClient()
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}
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func (f *factoryImpl) ToRawKubeConfigLoader() clientcmd.ClientConfig {
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return f.clientGetter.ToRawKubeConfigLoader()
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}
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func (f *factoryImpl) KubernetesClientSet() (*kubernetes.Clientset, error) {
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clientConfig, err := f.ToRESTConfig()
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if err != nil {
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return nil, err
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}
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return kubernetes.NewForConfig(clientConfig)
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}
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func (f *factoryImpl) DynamicClient() (dynamic.Interface, error) {
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clientConfig, err := f.ToRESTConfig()
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if err != nil {
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return nil, err
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}
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return dynamic.NewForConfig(clientConfig)
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}
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// NewBuilder returns a new resource builder for structured api objects.
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func (f *factoryImpl) NewBuilder() *resource.Builder {
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return resource.NewBuilder(f.clientGetter)
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}
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func (f *factoryImpl) RESTClient() (*restclient.RESTClient, error) {
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clientConfig, err := f.ToRESTConfig()
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if err != nil {
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return nil, err
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}
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setKubernetesDefaults(clientConfig)
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return restclient.RESTClientFor(clientConfig)
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}
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func (f *factoryImpl) ClientForMapping(mapping *meta.RESTMapping) (resource.RESTClient, error) {
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cfg, err := f.clientGetter.ToRESTConfig()
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if err != nil {
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return nil, err
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}
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if err := setKubernetesDefaults(cfg); err != nil {
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return nil, err
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}
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gvk := mapping.GroupVersionKind
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switch gvk.Group {
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case corev1.GroupName:
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cfg.APIPath = "/api"
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default:
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cfg.APIPath = "/apis"
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}
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gv := gvk.GroupVersion()
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cfg.GroupVersion = &gv
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return restclient.RESTClientFor(cfg)
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}
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func (f *factoryImpl) UnstructuredClientForMapping(mapping *meta.RESTMapping) (resource.RESTClient, error) {
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cfg, err := f.clientGetter.ToRESTConfig()
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if err != nil {
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return nil, err
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}
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if err := restclient.SetKubernetesDefaults(cfg); err != nil {
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return nil, err
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}
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cfg.APIPath = "/apis"
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if mapping.GroupVersionKind.Group == corev1.GroupName {
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cfg.APIPath = "/api"
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}
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gv := mapping.GroupVersionKind.GroupVersion()
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cfg.ContentConfig = resource.UnstructuredPlusDefaultContentConfig()
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cfg.GroupVersion = &gv
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return restclient.RESTClientFor(cfg)
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}
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func (f *factoryImpl) Validator(validate bool) (validation.Schema, error) {
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if !validate {
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return validation.NullSchema{}, nil
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}
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return validation.ConjunctiveSchema{
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validation.NoDoubleKeySchema{},
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}, nil
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}
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