mirror of
https://github.com/ceph/ceph-csi.git
synced 2024-12-20 20:10:22 +00:00
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>
255 lines
8.3 KiB
Go
255 lines
8.3 KiB
Go
/*
|
|
Copyright 2020 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 client
|
|
|
|
import (
|
|
"context"
|
|
"errors"
|
|
"fmt"
|
|
|
|
"k8s.io/apimachinery/pkg/api/meta"
|
|
"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
|
|
"k8s.io/apimachinery/pkg/runtime"
|
|
"k8s.io/apimachinery/pkg/runtime/schema"
|
|
"sigs.k8s.io/controller-runtime/pkg/client/apiutil"
|
|
)
|
|
|
|
// NewNamespacedClient wraps an existing client enforcing the namespace value.
|
|
// All functions using this client will have the same namespace declared here.
|
|
func NewNamespacedClient(c Client, ns string) Client {
|
|
return &namespacedClient{
|
|
client: c,
|
|
namespace: ns,
|
|
}
|
|
}
|
|
|
|
var _ Client = &namespacedClient{}
|
|
|
|
// namespacedClient is a Client that wraps another Client in order to enforce the specified namespace value.
|
|
type namespacedClient struct {
|
|
namespace string
|
|
client Client
|
|
}
|
|
|
|
// Scheme returns the scheme this client is using.
|
|
func (n *namespacedClient) Scheme() *runtime.Scheme {
|
|
return n.client.Scheme()
|
|
}
|
|
|
|
// RESTMapper returns the scheme this client is using.
|
|
func (n *namespacedClient) RESTMapper() meta.RESTMapper {
|
|
return n.client.RESTMapper()
|
|
}
|
|
|
|
// isNamespaced returns true if the object is namespace scoped.
|
|
// For unstructured objects the gvk is found from the object itself.
|
|
// TODO: this is repetitive code. Remove this and use ojectutil.IsNamespaced.
|
|
func isNamespaced(c Client, obj runtime.Object) (bool, error) {
|
|
var gvk schema.GroupVersionKind
|
|
var err error
|
|
|
|
_, isUnstructured := obj.(*unstructured.Unstructured)
|
|
_, isUnstructuredList := obj.(*unstructured.UnstructuredList)
|
|
|
|
isUnstructured = isUnstructured || isUnstructuredList
|
|
if isUnstructured {
|
|
gvk = obj.GetObjectKind().GroupVersionKind()
|
|
} else {
|
|
gvk, err = apiutil.GVKForObject(obj, c.Scheme())
|
|
if err != nil {
|
|
return false, err
|
|
}
|
|
}
|
|
|
|
gk := schema.GroupKind{
|
|
Group: gvk.Group,
|
|
Kind: gvk.Kind,
|
|
}
|
|
restmapping, err := c.RESTMapper().RESTMapping(gk)
|
|
if err != nil {
|
|
return false, fmt.Errorf("failed to get restmapping: %w", err)
|
|
}
|
|
scope := restmapping.Scope.Name()
|
|
|
|
if scope == "" {
|
|
return false, errors.New("scope cannot be identified, empty scope returned")
|
|
}
|
|
|
|
if scope != meta.RESTScopeNameRoot {
|
|
return true, nil
|
|
}
|
|
return false, nil
|
|
}
|
|
|
|
// Create implements clinet.Client.
|
|
func (n *namespacedClient) Create(ctx context.Context, obj Object, opts ...CreateOption) error {
|
|
isNamespaceScoped, err := isNamespaced(n.client, obj)
|
|
if err != nil {
|
|
return fmt.Errorf("error finding the scope of the object: %v", err)
|
|
}
|
|
|
|
objectNamespace := obj.GetNamespace()
|
|
if objectNamespace != n.namespace && objectNamespace != "" {
|
|
return fmt.Errorf("namespace %s of the object %s does not match the namespace %s on the client", objectNamespace, obj.GetName(), n.namespace)
|
|
}
|
|
|
|
if isNamespaceScoped && objectNamespace == "" {
|
|
obj.SetNamespace(n.namespace)
|
|
}
|
|
return n.client.Create(ctx, obj, opts...)
|
|
}
|
|
|
|
// Update implements client.Client.
|
|
func (n *namespacedClient) Update(ctx context.Context, obj Object, opts ...UpdateOption) error {
|
|
isNamespaceScoped, err := isNamespaced(n.client, obj)
|
|
if err != nil {
|
|
return fmt.Errorf("error finding the scope of the object: %v", err)
|
|
}
|
|
|
|
objectNamespace := obj.GetNamespace()
|
|
if objectNamespace != n.namespace && objectNamespace != "" {
|
|
return fmt.Errorf("namespace %s of the object %s does not match the namespace %s on the client", objectNamespace, obj.GetName(), n.namespace)
|
|
}
|
|
|
|
if isNamespaceScoped && objectNamespace == "" {
|
|
obj.SetNamespace(n.namespace)
|
|
}
|
|
return n.client.Update(ctx, obj, opts...)
|
|
}
|
|
|
|
// Delete implements client.Client.
|
|
func (n *namespacedClient) Delete(ctx context.Context, obj Object, opts ...DeleteOption) error {
|
|
isNamespaceScoped, err := isNamespaced(n.client, obj)
|
|
if err != nil {
|
|
return fmt.Errorf("error finding the scope of the object: %v", err)
|
|
}
|
|
|
|
objectNamespace := obj.GetNamespace()
|
|
if objectNamespace != n.namespace && objectNamespace != "" {
|
|
return fmt.Errorf("namespace %s of the object %s does not match the namespace %s on the client", objectNamespace, obj.GetName(), n.namespace)
|
|
}
|
|
|
|
if isNamespaceScoped && objectNamespace == "" {
|
|
obj.SetNamespace(n.namespace)
|
|
}
|
|
return n.client.Delete(ctx, obj, opts...)
|
|
}
|
|
|
|
// DeleteAllOf implements client.Client.
|
|
func (n *namespacedClient) DeleteAllOf(ctx context.Context, obj Object, opts ...DeleteAllOfOption) error {
|
|
isNamespaceScoped, err := isNamespaced(n.client, obj)
|
|
if err != nil {
|
|
return fmt.Errorf("error finding the scope of the object: %v", err)
|
|
}
|
|
|
|
if isNamespaceScoped {
|
|
opts = append(opts, InNamespace(n.namespace))
|
|
}
|
|
return n.client.DeleteAllOf(ctx, obj, opts...)
|
|
}
|
|
|
|
// Patch implements client.Client.
|
|
func (n *namespacedClient) Patch(ctx context.Context, obj Object, patch Patch, opts ...PatchOption) error {
|
|
isNamespaceScoped, err := isNamespaced(n.client, obj)
|
|
if err != nil {
|
|
return fmt.Errorf("error finding the scope of the object: %v", err)
|
|
}
|
|
|
|
objectNamespace := obj.GetNamespace()
|
|
if objectNamespace != n.namespace && objectNamespace != "" {
|
|
return fmt.Errorf("namespace %s of the object %s does not match the namespace %s on the client", objectNamespace, obj.GetName(), n.namespace)
|
|
}
|
|
|
|
if isNamespaceScoped && objectNamespace == "" {
|
|
obj.SetNamespace(n.namespace)
|
|
}
|
|
return n.client.Patch(ctx, obj, patch, opts...)
|
|
}
|
|
|
|
// Get implements client.Client.
|
|
func (n *namespacedClient) Get(ctx context.Context, key ObjectKey, obj Object) error {
|
|
isNamespaceScoped, err := isNamespaced(n.client, obj)
|
|
if err != nil {
|
|
return fmt.Errorf("error finding the scope of the object: %v", err)
|
|
}
|
|
if isNamespaceScoped {
|
|
if key.Namespace != "" && key.Namespace != n.namespace {
|
|
return fmt.Errorf("namespace %s provided for the object %s does not match the namesapce %s on the client", key.Namespace, obj.GetName(), n.namespace)
|
|
}
|
|
key.Namespace = n.namespace
|
|
}
|
|
return n.client.Get(ctx, key, obj)
|
|
}
|
|
|
|
// List implements client.Client.
|
|
func (n *namespacedClient) List(ctx context.Context, obj ObjectList, opts ...ListOption) error {
|
|
if n.namespace != "" {
|
|
opts = append(opts, InNamespace(n.namespace))
|
|
}
|
|
return n.client.List(ctx, obj, opts...)
|
|
}
|
|
|
|
// Status implements client.StatusClient.
|
|
func (n *namespacedClient) Status() StatusWriter {
|
|
return &namespacedClientStatusWriter{StatusClient: n.client.Status(), namespace: n.namespace, namespacedclient: n}
|
|
}
|
|
|
|
// ensure namespacedClientStatusWriter implements client.StatusWriter.
|
|
var _ StatusWriter = &namespacedClientStatusWriter{}
|
|
|
|
type namespacedClientStatusWriter struct {
|
|
StatusClient StatusWriter
|
|
namespace string
|
|
namespacedclient Client
|
|
}
|
|
|
|
// Update implements client.StatusWriter.
|
|
func (nsw *namespacedClientStatusWriter) Update(ctx context.Context, obj Object, opts ...UpdateOption) error {
|
|
isNamespaceScoped, err := isNamespaced(nsw.namespacedclient, obj)
|
|
if err != nil {
|
|
return fmt.Errorf("error finding the scope of the object: %v", err)
|
|
}
|
|
|
|
objectNamespace := obj.GetNamespace()
|
|
if objectNamespace != nsw.namespace && objectNamespace != "" {
|
|
return fmt.Errorf("namespace %s of the object %s does not match the namespace %s on the client", objectNamespace, obj.GetName(), nsw.namespace)
|
|
}
|
|
|
|
if isNamespaceScoped && objectNamespace == "" {
|
|
obj.SetNamespace(nsw.namespace)
|
|
}
|
|
return nsw.StatusClient.Update(ctx, obj, opts...)
|
|
}
|
|
|
|
// Patch implements client.StatusWriter.
|
|
func (nsw *namespacedClientStatusWriter) Patch(ctx context.Context, obj Object, patch Patch, opts ...PatchOption) error {
|
|
isNamespaceScoped, err := isNamespaced(nsw.namespacedclient, obj)
|
|
if err != nil {
|
|
return fmt.Errorf("error finding the scope of the object: %v", err)
|
|
}
|
|
|
|
objectNamespace := obj.GetNamespace()
|
|
if objectNamespace != nsw.namespace && objectNamespace != "" {
|
|
return fmt.Errorf("namespace %s of the object %s does not match the namespace %s on the client", objectNamespace, obj.GetName(), nsw.namespace)
|
|
}
|
|
|
|
if isNamespaceScoped && objectNamespace == "" {
|
|
obj.SetNamespace(nsw.namespace)
|
|
}
|
|
return nsw.StatusClient.Patch(ctx, obj, patch, opts...)
|
|
}
|