forked from kubernetes-retired/kubefed
/
resourceclient.go
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/
resourceclient.go
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/*
Copyright 2018 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 util
import (
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/runtime/schema"
"k8s.io/client-go/dynamic"
"k8s.io/client-go/rest"
)
type ResourceClient interface {
Resources(namespace string) dynamic.ResourceInterface
}
type resourceClient struct {
client dynamic.Interface
apiResource *metav1.APIResource
}
func NewResourceClient(pool dynamic.ClientPool, apiResource *metav1.APIResource) (ResourceClient, error) {
resource := schema.GroupVersionResource{
Group: apiResource.Group,
Version: apiResource.Version,
Resource: apiResource.Name,
}
client, err := pool.ClientForGroupVersionResource(resource)
if err != nil {
return nil, err
}
return &resourceClient{
client: client.ParameterCodec(dynamic.VersionedParameterEncoderWithV1Fallback),
apiResource: apiResource,
}, nil
}
func NewResourceClientFromConfig(config *rest.Config, apiResource *metav1.APIResource) (ResourceClient, error) {
// Create a throwaway pool to instantiate the client from. The
// logic for properly instantiating a dynamic client is currently
// embedded in the pool.
tmpPool := dynamic.NewDynamicClientPool(config)
return NewResourceClient(tmpPool, apiResource)
}
func (c *resourceClient) Resources(namespace string) dynamic.ResourceInterface {
return c.client.Resource(c.apiResource, namespace)
}