mirror of https://github.com/knative/client.git
97 lines
3.0 KiB
Go
97 lines
3.0 KiB
Go
// Copyright © 2019 The Knative Authors
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//
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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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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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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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package dynamic
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import (
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
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"k8s.io/apimachinery/pkg/labels"
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"k8s.io/apimachinery/pkg/runtime/schema"
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"k8s.io/client-go/dynamic"
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)
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const (
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crdGroup = "apiextensions.k8s.io"
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crdVersion = "v1beta1"
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crdKind = "CustomResourceDefinition"
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crdKinds = "customresourcedefinitions"
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sourcesLabelKey = "duck.knative.dev/source"
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sourcesLabelValue = "true"
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)
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// KnDynamicClient to client-go Dynamic client. All methods are relative to the
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// namespace specified during construction
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type KnDynamicClient interface {
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// Namespace in which this client is operating for
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Namespace() string
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// ListCRDs returns list of CRDs with their type and name
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ListCRDs(options metav1.ListOptions) (*unstructured.UnstructuredList, error)
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// ListSourceCRDs returns list of eventing sources CRDs
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ListSourcesTypes() (*unstructured.UnstructuredList, error)
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// RawClient returns the raw dynamic client interface
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RawClient() dynamic.Interface
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}
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// knDynamicClient is a combination of client-go Dynamic client interface and namespace
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type knDynamicClient struct {
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client dynamic.Interface
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namespace string
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}
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// NewKnDynamicClient is to invoke Eventing Sources Client API to create object
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func NewKnDynamicClient(client dynamic.Interface, namespace string) KnDynamicClient {
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return &knDynamicClient{
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client: client,
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namespace: namespace,
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}
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}
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// Return the client's namespace
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func (c *knDynamicClient) Namespace() string {
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return c.namespace
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}
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// TODO(navidshaikh): Use ListConfigs here instead of ListOptions
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// ListCRDs returns list of installed CRDs in the cluster and filters based on the given options
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func (c *knDynamicClient) ListCRDs(options metav1.ListOptions) (*unstructured.UnstructuredList, error) {
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gvr := schema.GroupVersionResource{
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Group: crdGroup,
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Version: crdVersion,
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Resource: crdKinds,
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}
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uList, err := c.client.Resource(gvr).List(options)
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if err != nil {
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return nil, err
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}
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return uList, nil
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}
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// ListSourcesTypes returns installed knative eventing sources CRDs
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func (c *knDynamicClient) ListSourcesTypes() (*unstructured.UnstructuredList, error) {
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options := metav1.ListOptions{}
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sourcesLabels := labels.Set{sourcesLabelKey: sourcesLabelValue}
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options.LabelSelector = sourcesLabels.String()
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return c.ListCRDs(options)
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}
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func (c knDynamicClient) RawClient() dynamic.Interface {
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return c.client
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}
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