mirror of
https://github.com/ceph/ceph-csi.git
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9eaa55506f
This commit updates controller-runtime to v0.9.2 and makes changes in persistentvolume.go to add context to various functions and function calls made here instead of context.TODO(). Signed-off-by: Rakshith R <rar@redhat.com>
196 lines
5.6 KiB
Go
196 lines
5.6 KiB
Go
/*
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Copyright 2020 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 client
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import (
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"context"
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"fmt"
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"strings"
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"k8s.io/apimachinery/pkg/api/meta"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/runtime/schema"
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"k8s.io/client-go/metadata"
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)
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// TODO(directxman12): we could rewrite this on top of the low-level REST
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// client to avoid the extra shallow copy at the end, but I'm not sure it's
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// worth it -- the metadata client deals with falling back to loading the whole
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// object on older API servers, etc, and we'd have to reproduce that.
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// metadataClient is a client that reads & writes metadata-only requests to/from the API server.
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type metadataClient struct {
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client metadata.Interface
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restMapper meta.RESTMapper
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}
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func (mc *metadataClient) getResourceInterface(gvk schema.GroupVersionKind, ns string) (metadata.ResourceInterface, error) {
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mapping, err := mc.restMapper.RESTMapping(gvk.GroupKind(), gvk.Version)
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if err != nil {
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return nil, err
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}
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if mapping.Scope.Name() == meta.RESTScopeNameRoot {
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return mc.client.Resource(mapping.Resource), nil
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}
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return mc.client.Resource(mapping.Resource).Namespace(ns), nil
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}
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// Delete implements client.Client.
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func (mc *metadataClient) Delete(ctx context.Context, obj Object, opts ...DeleteOption) error {
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metadata, ok := obj.(*metav1.PartialObjectMetadata)
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if !ok {
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return fmt.Errorf("metadata client did not understand object: %T", obj)
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}
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resInt, err := mc.getResourceInterface(metadata.GroupVersionKind(), metadata.Namespace)
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if err != nil {
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return err
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}
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deleteOpts := DeleteOptions{}
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deleteOpts.ApplyOptions(opts)
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return resInt.Delete(ctx, metadata.Name, *deleteOpts.AsDeleteOptions())
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}
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// DeleteAllOf implements client.Client.
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func (mc *metadataClient) DeleteAllOf(ctx context.Context, obj Object, opts ...DeleteAllOfOption) error {
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metadata, ok := obj.(*metav1.PartialObjectMetadata)
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if !ok {
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return fmt.Errorf("metadata client did not understand object: %T", obj)
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}
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deleteAllOfOpts := DeleteAllOfOptions{}
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deleteAllOfOpts.ApplyOptions(opts)
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resInt, err := mc.getResourceInterface(metadata.GroupVersionKind(), deleteAllOfOpts.ListOptions.Namespace)
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if err != nil {
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return err
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}
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return resInt.DeleteCollection(ctx, *deleteAllOfOpts.AsDeleteOptions(), *deleteAllOfOpts.AsListOptions())
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}
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// Patch implements client.Client.
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func (mc *metadataClient) Patch(ctx context.Context, obj Object, patch Patch, opts ...PatchOption) error {
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metadata, ok := obj.(*metav1.PartialObjectMetadata)
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if !ok {
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return fmt.Errorf("metadata client did not understand object: %T", obj)
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}
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gvk := metadata.GroupVersionKind()
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resInt, err := mc.getResourceInterface(gvk, metadata.Namespace)
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if err != nil {
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return err
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}
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data, err := patch.Data(obj)
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if err != nil {
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return err
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}
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patchOpts := &PatchOptions{}
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patchOpts.ApplyOptions(opts)
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res, err := resInt.Patch(ctx, metadata.Name, patch.Type(), data, *patchOpts.AsPatchOptions())
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if err != nil {
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return err
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}
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*metadata = *res
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metadata.SetGroupVersionKind(gvk) // restore the GVK, which isn't set on metadata
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return nil
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}
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// Get implements client.Client.
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func (mc *metadataClient) Get(ctx context.Context, key ObjectKey, obj Object) error {
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metadata, ok := obj.(*metav1.PartialObjectMetadata)
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if !ok {
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return fmt.Errorf("metadata client did not understand object: %T", obj)
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}
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gvk := metadata.GroupVersionKind()
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resInt, err := mc.getResourceInterface(gvk, key.Namespace)
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if err != nil {
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return err
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}
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res, err := resInt.Get(ctx, key.Name, metav1.GetOptions{})
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if err != nil {
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return err
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}
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*metadata = *res
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metadata.SetGroupVersionKind(gvk) // restore the GVK, which isn't set on metadata
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return nil
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}
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// List implements client.Client.
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func (mc *metadataClient) List(ctx context.Context, obj ObjectList, opts ...ListOption) error {
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metadata, ok := obj.(*metav1.PartialObjectMetadataList)
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if !ok {
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return fmt.Errorf("metadata client did not understand object: %T", obj)
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}
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gvk := metadata.GroupVersionKind()
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if strings.HasSuffix(gvk.Kind, "List") {
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gvk.Kind = gvk.Kind[:len(gvk.Kind)-4]
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}
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listOpts := ListOptions{}
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listOpts.ApplyOptions(opts)
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resInt, err := mc.getResourceInterface(gvk, listOpts.Namespace)
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if err != nil {
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return err
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}
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res, err := resInt.List(ctx, *listOpts.AsListOptions())
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if err != nil {
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return err
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}
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*metadata = *res
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metadata.SetGroupVersionKind(gvk) // restore the GVK, which isn't set on metadata
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return nil
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}
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func (mc *metadataClient) PatchStatus(ctx context.Context, obj Object, patch Patch, opts ...PatchOption) error {
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metadata, ok := obj.(*metav1.PartialObjectMetadata)
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if !ok {
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return fmt.Errorf("metadata client did not understand object: %T", obj)
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}
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gvk := metadata.GroupVersionKind()
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resInt, err := mc.getResourceInterface(gvk, metadata.Namespace)
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if err != nil {
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return err
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}
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data, err := patch.Data(obj)
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if err != nil {
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return err
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}
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patchOpts := &PatchOptions{}
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res, err := resInt.Patch(ctx, metadata.Name, patch.Type(), data, *patchOpts.AsPatchOptions(), "status")
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if err != nil {
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return err
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}
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*metadata = *res
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metadata.SetGroupVersionKind(gvk) // restore the GVK, which isn't set on metadata
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return nil
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}
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