Add vendor folder to git

vendor/k8s.io/client-go/examples/third-party-resources/main.go

@@ -0,0 +1,132 @@
+/*
+Copyright 2017 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.
+*/
+
+// Note: the example only works with the code within the same release/branch.
+package main
+
+import (
+	"context"
+	"flag"
+	"fmt"
+
+	apierrors "k8s.io/apimachinery/pkg/api/errors"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	"k8s.io/client-go/kubernetes"
+	apiv1 "k8s.io/client-go/pkg/api/v1"
+	"k8s.io/client-go/rest"
+	"k8s.io/client-go/tools/clientcmd"
+
+	// Uncomment the following line to load the gcp plugin (only required to authenticate against GKE clusters).
+	// _ "k8s.io/client-go/plugin/pkg/client/auth/gcp"
+
+	tprv1 "k8s.io/client-go/examples/third-party-resources/apis/tpr/v1"
+	exampleclient "k8s.io/client-go/examples/third-party-resources/client"
+	examplecontroller "k8s.io/client-go/examples/third-party-resources/controller"
+)
+
+func main() {
+	kubeconfig := flag.String("kubeconfig", "", "Path to a kube config. Only required if out-of-cluster.")
+	flag.Parse()
+
+	// Create the client config. Use kubeconfig if given, otherwise assume in-cluster.
+	config, err := buildConfig(*kubeconfig)
+	if err != nil {
+		panic(err)
+	}
+
+	clientset, err := kubernetes.NewForConfig(config)
+	if err != nil {
+		panic(err)
+	}
+
+	// initialize third party resource if it does not exist
+	err = exampleclient.CreateTPR(clientset)
+	if err != nil && !apierrors.IsAlreadyExists(err) {
+		panic(err)
+	}
+
+	// make a new config for our extension's API group, using the first config as a baseline
+	exampleClient, exampleScheme, err := exampleclient.NewClient(config)
+	if err != nil {
+		panic(err)
+	}
+
+	// wait until TPR gets processed
+	err = exampleclient.WaitForExampleResource(exampleClient)
+	if err != nil {
+		panic(err)
+	}
+
+	// start a controller on instances of our TPR
+	controller := examplecontroller.ExampleController{
+		ExampleClient: exampleClient,
+		ExampleScheme: exampleScheme,
+	}
+
+	ctx, cancelFunc := context.WithCancel(context.Background())
+	defer cancelFunc()
+	go controller.Run(ctx)
+
+	// Create an instance of our TPR
+	example := &tprv1.Example{
+		ObjectMeta: metav1.ObjectMeta{
+			Name: "example1",
+		},
+		Spec: tprv1.ExampleSpec{
+			Foo: "hello",
+			Bar: true,
+		},
+		Status: tprv1.ExampleStatus{
+			State:   tprv1.ExampleStateCreated,
+			Message: "Created, not processed yet",
+		},
+	}
+	var result tprv1.Example
+	err = exampleClient.Post().
+		Resource(tprv1.ExampleResourcePlural).
+		Namespace(apiv1.NamespaceDefault).
+		Body(example).
+		Do().Into(&result)
+	if err == nil {
+		fmt.Printf("CREATED: %#v\n", result)
+	} else if apierrors.IsAlreadyExists(err) {
+		fmt.Printf("ALREADY EXISTS: %#v\n", result)
+	} else {
+		panic(err)
+	}
+
+	// Poll until Example object is handled by controller and gets status updated to "Processed"
+	err = exampleclient.WaitForExampleInstanceProcessed(exampleClient, "example1")
+	if err != nil {
+		panic(err)
+	}
+	fmt.Print("PROCESSED\n")
+
+	// Fetch a list of our TPRs
+	exampleList := tprv1.ExampleList{}
+	err = exampleClient.Get().Resource(tprv1.ExampleResourcePlural).Do().Into(&exampleList)
+	if err != nil {
+		panic(err)
+	}
+	fmt.Printf("LIST: %#v\n", exampleList)
+}
+
+func buildConfig(kubeconfig string) (*rest.Config, error) {
+	if kubeconfig != "" {
+		return clientcmd.BuildConfigFromFlags("", kubeconfig)
+	}
+	return rest.InClusterConfig()
+}