mirror of
https://github.com/ceph/ceph-csi.git
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b1a4590967
There is no release for sigs.k8s.io/controller-runtime that supports Kubernetes v1.27. The main branch has all the required modifications, so we can use that for the time being. Signed-off-by: Niels de Vos <ndevos@ibm.com>
107 lines
2.9 KiB
Go
107 lines
2.9 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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"strings"
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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/apimachinery/pkg/watch"
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"k8s.io/client-go/rest"
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)
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// NewWithWatch returns a new WithWatch.
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func NewWithWatch(config *rest.Config, options Options) (WithWatch, error) {
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client, err := newClient(config, options)
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if err != nil {
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return nil, err
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}
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return &watchingClient{client: client}, nil
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}
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type watchingClient struct {
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*client
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}
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func (w *watchingClient) Watch(ctx context.Context, list ObjectList, opts ...ListOption) (watch.Interface, error) {
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switch l := list.(type) {
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case runtime.Unstructured:
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return w.unstructuredWatch(ctx, l, opts...)
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case *metav1.PartialObjectMetadataList:
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return w.metadataWatch(ctx, l, opts...)
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default:
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return w.typedWatch(ctx, l, opts...)
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}
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}
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func (w *watchingClient) listOpts(opts ...ListOption) ListOptions {
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listOpts := ListOptions{}
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listOpts.ApplyOptions(opts)
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if listOpts.Raw == nil {
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listOpts.Raw = &metav1.ListOptions{}
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}
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listOpts.Raw.Watch = true
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return listOpts
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}
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func (w *watchingClient) metadataWatch(ctx context.Context, obj *metav1.PartialObjectMetadataList, opts ...ListOption) (watch.Interface, error) {
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gvk := obj.GroupVersionKind()
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gvk.Kind = strings.TrimSuffix(gvk.Kind, "List")
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listOpts := w.listOpts(opts...)
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resInt, err := w.client.metadataClient.getResourceInterface(gvk, listOpts.Namespace)
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if err != nil {
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return nil, err
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}
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return resInt.Watch(ctx, *listOpts.AsListOptions())
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}
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func (w *watchingClient) unstructuredWatch(ctx context.Context, obj runtime.Unstructured, opts ...ListOption) (watch.Interface, error) {
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r, err := w.client.unstructuredClient.resources.getResource(obj)
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if err != nil {
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return nil, err
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}
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listOpts := w.listOpts(opts...)
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return r.Get().
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NamespaceIfScoped(listOpts.Namespace, r.isNamespaced()).
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Resource(r.resource()).
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VersionedParams(listOpts.AsListOptions(), w.client.unstructuredClient.paramCodec).
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Watch(ctx)
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}
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func (w *watchingClient) typedWatch(ctx context.Context, obj ObjectList, opts ...ListOption) (watch.Interface, error) {
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r, err := w.client.typedClient.resources.getResource(obj)
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if err != nil {
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return nil, err
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}
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listOpts := w.listOpts(opts...)
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return r.Get().
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NamespaceIfScoped(listOpts.Namespace, r.isNamespaced()).
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Resource(r.resource()).
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VersionedParams(listOpts.AsListOptions(), w.client.typedClient.paramCodec).
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Watch(ctx)
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}
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