vendor files

vendor/k8s.io/kubernetes/test/integration/client/BUILD

@@ -0,0 +1,53 @@
+package(default_visibility = ["//visibility:public"])
+
+load(
+    "@io_bazel_rules_go//go:def.bzl",
+    "go_test",
+)
+
+go_test(
+    name = "go_default_test",
+    size = "large",
+    srcs = [
+        "client_test.go",
+        "dynamic_client_test.go",
+        "main_test.go",
+    ],
+    importpath = "k8s.io/kubernetes/test/integration/client",
+    tags = ["integration"],
+    deps = [
+        "//pkg/api/legacyscheme:go_default_library",
+        "//pkg/api/testapi:go_default_library",
+        "//pkg/version:go_default_library",
+        "//test/e2e/framework:go_default_library",
+        "//test/integration/framework:go_default_library",
+        "//vendor/k8s.io/api/core/v1:go_default_library",
+        "//vendor/k8s.io/apimachinery/pkg/api/errors:go_default_library",
+        "//vendor/k8s.io/apimachinery/pkg/api/meta:go_default_library",
+        "//vendor/k8s.io/apimachinery/pkg/apis/meta/v1:go_default_library",
+        "//vendor/k8s.io/apimachinery/pkg/apis/meta/v1/unstructured:go_default_library",
+        "//vendor/k8s.io/apimachinery/pkg/fields:go_default_library",
+        "//vendor/k8s.io/apimachinery/pkg/labels:go_default_library",
+        "//vendor/k8s.io/apimachinery/pkg/runtime:go_default_library",
+        "//vendor/k8s.io/apimachinery/pkg/runtime/schema:go_default_library",
+        "//vendor/k8s.io/apimachinery/pkg/types:go_default_library",
+        "//vendor/k8s.io/apimachinery/pkg/util/wait:go_default_library",
+        "//vendor/k8s.io/apimachinery/pkg/watch:go_default_library",
+        "//vendor/k8s.io/client-go/dynamic:go_default_library",
+        "//vendor/k8s.io/client-go/kubernetes:go_default_library",
+        "//vendor/k8s.io/client-go/rest:go_default_library",
+    ],
+)
+
+filegroup(
+    name = "package-srcs",
+    srcs = glob(["**"]),
+    tags = ["automanaged"],
+    visibility = ["//visibility:private"],
+)
+
+filegroup(
+    name = "all-srcs",
+    srcs = [":package-srcs"],
+    tags = ["automanaged"],
+)

vendor/k8s.io/kubernetes/test/integration/client/client_test.go

@@ -0,0 +1,837 @@
+/*
+Copyright 2014 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 (
+	"fmt"
+	"log"
+	"reflect"
+	rt "runtime"
+	"sync"
+	"testing"
+	"time"
+
+	"k8s.io/api/core/v1"
+	apierrors "k8s.io/apimachinery/pkg/api/errors"
+	"k8s.io/apimachinery/pkg/api/meta"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	"k8s.io/apimachinery/pkg/fields"
+	"k8s.io/apimachinery/pkg/labels"
+	"k8s.io/apimachinery/pkg/runtime"
+	"k8s.io/apimachinery/pkg/runtime/schema"
+	"k8s.io/apimachinery/pkg/types"
+	"k8s.io/apimachinery/pkg/util/wait"
+	"k8s.io/apimachinery/pkg/watch"
+	clientset "k8s.io/client-go/kubernetes"
+	restclient "k8s.io/client-go/rest"
+	"k8s.io/kubernetes/pkg/api/legacyscheme"
+	"k8s.io/kubernetes/pkg/api/testapi"
+	"k8s.io/kubernetes/pkg/version"
+	e2e "k8s.io/kubernetes/test/e2e/framework"
+	"k8s.io/kubernetes/test/integration/framework"
+)
+
+func TestClient(t *testing.T) {
+	_, s, closeFn := framework.RunAMaster(nil)
+	defer closeFn()
+
+	client := clientset.NewForConfigOrDie(&restclient.Config{Host: s.URL, ContentConfig: restclient.ContentConfig{GroupVersion: testapi.Groups[v1.GroupName].GroupVersion()}})
+
+	ns := framework.CreateTestingNamespace("client", s, t)
+	defer framework.DeleteTestingNamespace(ns, s, t)
+
+	info, err := client.Discovery().ServerVersion()
+	if err != nil {
+		t.Fatalf("unexpected error: %v", err)
+	}
+	if e, a := version.Get(), *info; !reflect.DeepEqual(e, a) {
+		t.Errorf("expected %#v, got %#v", e, a)
+	}
+
+	pods, err := client.Core().Pods(ns.Name).List(metav1.ListOptions{})
+	if err != nil {
+		t.Fatalf("unexpected error: %v", err)
+	}
+	if len(pods.Items) != 0 {
+		t.Errorf("expected no pods, got %#v", pods)
+	}
+
+	// get a validation error
+	pod := &v1.Pod{
+		ObjectMeta: metav1.ObjectMeta{
+			GenerateName: "test",
+			Namespace:    ns.Name,
+		},
+		Spec: v1.PodSpec{
+			Containers: []v1.Container{
+				{
+					Name: "test",
+				},
+			},
+		},
+	}
+
+	got, err := client.Core().Pods(ns.Name).Create(pod)
+	if err == nil {
+		t.Fatalf("unexpected non-error: %v", got)
+	}
+
+	// get a created pod
+	pod.Spec.Containers[0].Image = "an-image"
+	got, err = client.Core().Pods(ns.Name).Create(pod)
+	if err != nil {
+		t.Fatalf("unexpected error: %v", err)
+	}
+	if got.Name == "" {
+		t.Errorf("unexpected empty pod Name %v", got)
+	}
+
+	// pod is shown, but not scheduled
+	pods, err = client.Core().Pods(ns.Name).List(metav1.ListOptions{})
+	if err != nil {
+		t.Fatalf("unexpected error: %v", err)
+	}
+	if len(pods.Items) != 1 {
+		t.Errorf("expected one pod, got %#v", pods)
+	}
+	actual := pods.Items[0]
+	if actual.Name != got.Name {
+		t.Errorf("expected pod %#v, got %#v", got, actual)
+	}
+	if actual.Spec.NodeName != "" {
+		t.Errorf("expected pod to be unscheduled, got %#v", actual)
+	}
+}
+
+func TestAtomicPut(t *testing.T) {
+	_, s, closeFn := framework.RunAMaster(nil)
+	defer closeFn()
+
+	c := clientset.NewForConfigOrDie(&restclient.Config{Host: s.URL, ContentConfig: restclient.ContentConfig{GroupVersion: testapi.Groups[v1.GroupName].GroupVersion()}})
+
+	ns := framework.CreateTestingNamespace("atomic-put", s, t)
+	defer framework.DeleteTestingNamespace(ns, s, t)
+
+	rcBody := v1.ReplicationController{
+		TypeMeta: metav1.TypeMeta{
+			APIVersion: c.Core().RESTClient().APIVersion().String(),
+		},
+		ObjectMeta: metav1.ObjectMeta{
+			Name:      "atomicrc",
+			Namespace: ns.Name,
+			Labels: map[string]string{
+				"name": "atomicrc",
+			},
+		},
+		Spec: v1.ReplicationControllerSpec{
+			Replicas: func(i int32) *int32 { return &i }(0),
+			Selector: map[string]string{
+				"foo": "bar",
+			},
+			Template: &v1.PodTemplateSpec{
+				ObjectMeta: metav1.ObjectMeta{
+					Labels: map[string]string{
+						"foo": "bar",
+					},
+				},
+				Spec: v1.PodSpec{
+					Containers: []v1.Container{
+						{Name: "name", Image: "image"},
+					},
+				},
+			},
+		},
+	}
+	rcs := c.Core().ReplicationControllers(ns.Name)
+	rc, err := rcs.Create(&rcBody)
+	if err != nil {
+		t.Fatalf("Failed creating atomicRC: %v", err)
+	}
+	testLabels := labels.Set{
+		"foo": "bar",
+	}
+	for i := 0; i < 5; i++ {
+		// a: z, b: y, etc...
+		testLabels[string([]byte{byte('a' + i)})] = string([]byte{byte('z' - i)})
+	}
+	var wg sync.WaitGroup
+	wg.Add(len(testLabels))
+	for label, value := range testLabels {
+		go func(l, v string) {
+			defer wg.Done()
+			for {
+				tmpRC, err := rcs.Get(rc.Name, metav1.GetOptions{})
+				if err != nil {
+					t.Errorf("Error getting atomicRC: %v", err)
+					continue
+				}
+				if tmpRC.Spec.Selector == nil {
+					tmpRC.Spec.Selector = map[string]string{l: v}
+					tmpRC.Spec.Template.Labels = map[string]string{l: v}
+				} else {
+					tmpRC.Spec.Selector[l] = v
+					tmpRC.Spec.Template.Labels[l] = v
+				}
+				tmpRC, err = rcs.Update(tmpRC)
+				if err != nil {
+					if apierrors.IsConflict(err) {
+						// This is what we expect.
+						continue
+					}
+					t.Errorf("Unexpected error putting atomicRC: %v", err)
+					continue
+				}
+				return
+			}
+		}(label, value)
+	}
+	wg.Wait()
+	rc, err = rcs.Get(rc.Name, metav1.GetOptions{})
+	if err != nil {
+		t.Fatalf("Failed getting atomicRC after writers are complete: %v", err)
+	}
+	if !reflect.DeepEqual(testLabels, labels.Set(rc.Spec.Selector)) {
+		t.Errorf("Selector PUTs were not atomic: wanted %v, got %v", testLabels, rc.Spec.Selector)
+	}
+}
+
+func TestPatch(t *testing.T) {
+	_, s, closeFn := framework.RunAMaster(nil)
+	defer closeFn()
+
+	c := clientset.NewForConfigOrDie(&restclient.Config{Host: s.URL, ContentConfig: restclient.ContentConfig{GroupVersion: testapi.Groups[v1.GroupName].GroupVersion()}})
+
+	ns := framework.CreateTestingNamespace("patch", s, t)
+	defer framework.DeleteTestingNamespace(ns, s, t)
+
+	name := "patchpod"
+	resource := "pods"
+	podBody := v1.Pod{
+		TypeMeta: metav1.TypeMeta{
+			APIVersion: c.Core().RESTClient().APIVersion().String(),
+		},
+		ObjectMeta: metav1.ObjectMeta{
+			Name:      name,
+			Namespace: ns.Name,
+			Labels:    map[string]string{},
+		},
+		Spec: v1.PodSpec{
+			Containers: []v1.Container{
+				{Name: "name", Image: "image"},
+			},
+		},
+	}
+	pods := c.Core().Pods(ns.Name)
+	pod, err := pods.Create(&podBody)
+	if err != nil {
+		t.Fatalf("Failed creating patchpods: %v", err)
+	}
+
+	patchBodies := map[schema.GroupVersion]map[types.PatchType]struct {
+		AddLabelBody        []byte
+		RemoveLabelBody     []byte
+		RemoveAllLabelsBody []byte
+	}{
+		v1.SchemeGroupVersion: {
+			types.JSONPatchType: {
+				[]byte(`[{"op":"add","path":"/metadata/labels","value":{"foo":"bar","baz":"qux"}}]`),
+				[]byte(`[{"op":"remove","path":"/metadata/labels/foo"}]`),
+				[]byte(`[{"op":"remove","path":"/metadata/labels"}]`),
+			},
+			types.MergePatchType: {
+				[]byte(`{"metadata":{"labels":{"foo":"bar","baz":"qux"}}}`),
+				[]byte(`{"metadata":{"labels":{"foo":null}}}`),
+				[]byte(`{"metadata":{"labels":null}}`),
+			},
+			types.StrategicMergePatchType: {
+				[]byte(`{"metadata":{"labels":{"foo":"bar","baz":"qux"}}}`),
+				[]byte(`{"metadata":{"labels":{"foo":null}}}`),
+				[]byte(`{"metadata":{"labels":{"$patch":"replace"}}}`),
+			},
+		},
+	}
+
+	pb := patchBodies[c.Core().RESTClient().APIVersion()]
+
+	execPatch := func(pt types.PatchType, body []byte) error {
+		result := c.Core().RESTClient().Patch(pt).
+			Resource(resource).
+			Namespace(ns.Name).
+			Name(name).
+			Body(body).
+			Do()
+		if result.Error() != nil {
+			return result.Error()
+		}
+
+		// trying to chase flakes, this should give us resource versions of objects as we step through
+		jsonObj, err := result.Raw()
+		if err != nil {
+			t.Log(err)
+		} else {
+			t.Logf("%v", string(jsonObj))
+		}
+
+		obj, err := result.Get()
+		if err != nil {
+			t.Fatal(err)
+		}
+		metadata, err := meta.Accessor(obj)
+		if err != nil {
+			t.Fatal(err)
+		}
+		// this call waits for the resourceVersion to be reached in the cache before returning.  We need to do this because
+		// the patch gets its initial object from the storage, and the cache serves that.  If it is out of date,
+		// then our initial patch is applied to an old resource version, which conflicts and then the updated object shows
+		// a conflicting diff, which permanently fails the patch.  This gives expected stability in the patch without
+		// retrying on an known number of conflicts below in the test.
+		if _, err := c.Core().Pods(ns.Name).Get(name, metav1.GetOptions{ResourceVersion: metadata.GetResourceVersion()}); err != nil {
+			t.Fatal(err)
+		}
+
+		return nil
+	}
+
+	for k, v := range pb {
+		// add label
+		err := execPatch(k, v.AddLabelBody)
+		if err != nil {
+			t.Fatalf("Failed updating patchpod with patch type %s: %v", k, err)
+		}
+		pod, err = pods.Get(name, metav1.GetOptions{})
+		if err != nil {
+			t.Fatalf("Failed getting patchpod: %v", err)
+		}
+		if len(pod.Labels) != 2 || pod.Labels["foo"] != "bar" || pod.Labels["baz"] != "qux" {
+			t.Errorf("Failed updating patchpod with patch type %s: labels are: %v", k, pod.Labels)
+		}
+
+		// remove one label
+		err = execPatch(k, v.RemoveLabelBody)
+		if err != nil {
+			t.Fatalf("Failed updating patchpod with patch type %s: %v", k, err)
+		}
+		pod, err = pods.Get(name, metav1.GetOptions{})
+		if err != nil {
+			t.Fatalf("Failed getting patchpod: %v", err)
+		}
+		if len(pod.Labels) != 1 || pod.Labels["baz"] != "qux" {
+			t.Errorf("Failed updating patchpod with patch type %s: labels are: %v", k, pod.Labels)
+		}
+
+		// remove all labels
+		err = execPatch(k, v.RemoveAllLabelsBody)
+		if err != nil {
+			t.Fatalf("Failed updating patchpod with patch type %s: %v", k, err)
+		}
+		pod, err = pods.Get(name, metav1.GetOptions{})
+		if err != nil {
+			t.Fatalf("Failed getting patchpod: %v", err)
+		}
+		if pod.Labels != nil {
+			t.Errorf("Failed remove all labels from patchpod with patch type %s: %v", k, pod.Labels)
+		}
+	}
+}
+
+func TestPatchWithCreateOnUpdate(t *testing.T) {
+	_, s, closeFn := framework.RunAMaster(nil)
+	defer closeFn()
+
+	c := clientset.NewForConfigOrDie(&restclient.Config{Host: s.URL, ContentConfig: restclient.ContentConfig{GroupVersion: testapi.Groups[v1.GroupName].GroupVersion()}})
+
+	ns := framework.CreateTestingNamespace("patch-with-create", s, t)
+	defer framework.DeleteTestingNamespace(ns, s, t)
+
+	endpointTemplate := &v1.Endpoints{
+		ObjectMeta: metav1.ObjectMeta{
+			Name:      "patchendpoint",
+			Namespace: ns.Name,
+		},
+		Subsets: []v1.EndpointSubset{
+			{
+				Addresses: []v1.EndpointAddress{{IP: "1.2.3.4"}},
+				Ports:     []v1.EndpointPort{{Port: 80, Protocol: v1.ProtocolTCP}},
+			},
+		},
+	}
+
+	patchEndpoint := func(json []byte) (runtime.Object, error) {
+		return c.Core().RESTClient().Patch(types.MergePatchType).Resource("endpoints").Namespace(ns.Name).Name("patchendpoint").Body(json).Do().Get()
+	}
+
+	// Make sure patch doesn't get to CreateOnUpdate
+	{
+		endpointJSON, err := runtime.Encode(legacyscheme.Codecs.LegacyCodec(v1.SchemeGroupVersion), endpointTemplate)
+		if err != nil {
+			t.Fatalf("Failed creating endpoint JSON: %v", err)
+		}
+		if obj, err := patchEndpoint(endpointJSON); !apierrors.IsNotFound(err) {
+			t.Errorf("Expected notfound creating from patch, got error=%v and object: %#v", err, obj)
+		}
+	}
+
+	// Create the endpoint (endpoints set AllowCreateOnUpdate=true) to get a UID and resource version
+	createdEndpoint, err := c.Core().Endpoints(ns.Name).Update(endpointTemplate)
+	if err != nil {
+		t.Fatalf("Failed creating endpoint: %v", err)
+	}
+
+	// Make sure identity patch is accepted
+	{
+		endpointJSON, err := runtime.Encode(legacyscheme.Codecs.LegacyCodec(v1.SchemeGroupVersion), createdEndpoint)
+		if err != nil {
+			t.Fatalf("Failed creating endpoint JSON: %v", err)
+		}
+		if _, err := patchEndpoint(endpointJSON); err != nil {
+			t.Errorf("Failed patching endpoint: %v", err)
+		}
+	}
+
+	// Make sure patch complains about a mismatched resourceVersion
+	{
+		endpointTemplate.Name = ""
+		endpointTemplate.UID = ""
+		endpointTemplate.ResourceVersion = "1"
+		endpointJSON, err := runtime.Encode(legacyscheme.Codecs.LegacyCodec(v1.SchemeGroupVersion), endpointTemplate)
+		if err != nil {
+			t.Fatalf("Failed creating endpoint JSON: %v", err)
+		}
+		if _, err := patchEndpoint(endpointJSON); !apierrors.IsConflict(err) {
+			t.Errorf("Expected error, got %#v", err)
+		}
+	}
+
+	// Make sure patch complains about mutating the UID
+	{
+		endpointTemplate.Name = ""
+		endpointTemplate.UID = "abc"
+		endpointTemplate.ResourceVersion = ""
+		endpointJSON, err := runtime.Encode(legacyscheme.Codecs.LegacyCodec(v1.SchemeGroupVersion), endpointTemplate)
+		if err != nil {
+			t.Fatalf("Failed creating endpoint JSON: %v", err)
+		}
+		if _, err := patchEndpoint(endpointJSON); !apierrors.IsInvalid(err) {
+			t.Errorf("Expected error, got %#v", err)
+		}
+	}
+
+	// Make sure patch complains about a mismatched name
+	{
+		endpointTemplate.Name = "changedname"
+		endpointTemplate.UID = ""
+		endpointTemplate.ResourceVersion = ""
+		endpointJSON, err := runtime.Encode(legacyscheme.Codecs.LegacyCodec(v1.SchemeGroupVersion), endpointTemplate)
+		if err != nil {
+			t.Fatalf("Failed creating endpoint JSON: %v", err)
+		}
+		if _, err := patchEndpoint(endpointJSON); !apierrors.IsBadRequest(err) {
+			t.Errorf("Expected error, got %#v", err)
+		}
+	}
+
+	// Make sure patch containing originally submitted JSON is accepted
+	{
+		endpointTemplate.Name = ""
+		endpointTemplate.UID = ""
+		endpointTemplate.ResourceVersion = ""
+		endpointJSON, err := runtime.Encode(legacyscheme.Codecs.LegacyCodec(v1.SchemeGroupVersion), endpointTemplate)
+		if err != nil {
+			t.Fatalf("Failed creating endpoint JSON: %v", err)
+		}
+		if _, err := patchEndpoint(endpointJSON); err != nil {
+			t.Errorf("Failed patching endpoint: %v", err)
+		}
+	}
+}
+
+func TestAPIVersions(t *testing.T) {
+	_, s, closeFn := framework.RunAMaster(nil)
+	defer closeFn()
+
+	c := clientset.NewForConfigOrDie(&restclient.Config{Host: s.URL, ContentConfig: restclient.ContentConfig{GroupVersion: testapi.Groups[v1.GroupName].GroupVersion()}})
+
+	clientVersion := c.Core().RESTClient().APIVersion().String()
+	g, err := c.Discovery().ServerGroups()
+	if err != nil {
+		t.Fatalf("Failed to get api versions: %v", err)
+	}
+	versions := metav1.ExtractGroupVersions(g)
+
+	// Verify that the server supports the API version used by the client.
+	for _, version := range versions {
+		if version == clientVersion {
+			return
+		}
+	}
+	t.Errorf("Server does not support APIVersion used by client. Server supported APIVersions: '%v', client APIVersion: '%v'", versions, clientVersion)
+}
+
+func TestSingleWatch(t *testing.T) {
+	_, s, closeFn := framework.RunAMaster(nil)
+	defer closeFn()
+
+	ns := framework.CreateTestingNamespace("single-watch", s, t)
+	defer framework.DeleteTestingNamespace(ns, s, t)
+
+	client := clientset.NewForConfigOrDie(&restclient.Config{Host: s.URL, ContentConfig: restclient.ContentConfig{GroupVersion: testapi.Groups[v1.GroupName].GroupVersion()}})
+
+	mkEvent := func(i int) *v1.Event {
+		name := fmt.Sprintf("event-%v", i)
+		return &v1.Event{
+			ObjectMeta: metav1.ObjectMeta{
+				Namespace: ns.Name,
+				Name:      name,
+			},
+			InvolvedObject: v1.ObjectReference{
+				Namespace: ns.Name,
+				Name:      name,
+			},
+			Reason: fmt.Sprintf("event %v", i),
+		}
+	}
+
+	rv1 := ""
+	for i := 0; i < 10; i++ {
+		event := mkEvent(i)
+		got, err := client.Core().Events(ns.Name).Create(event)
+		if err != nil {
+			t.Fatalf("Failed creating event %#q: %v", event, err)
+		}
+		if rv1 == "" {
+			rv1 = got.ResourceVersion
+			if rv1 == "" {
+				t.Fatal("did not get a resource version.")
+			}
+		}
+		t.Logf("Created event %#v", got.ObjectMeta)
+	}
+
+	w, err := client.Core().RESTClient().Get().
+		Namespace(ns.Name).
+		Resource("events").
+		VersionedParams(&metav1.ListOptions{
+			ResourceVersion: rv1,
+			Watch:           true,
+			FieldSelector:   fields.OneTermEqualSelector("metadata.name", "event-9").String(),
+		}, metav1.ParameterCodec).
+		Watch()
+
+	if err != nil {
+		t.Fatalf("Failed watch: %v", err)
+	}
+	defer w.Stop()
+
+	select {
+	case <-time.After(wait.ForeverTestTimeout):
+		t.Fatalf("watch took longer than %s", wait.ForeverTestTimeout.String())
+	case got, ok := <-w.ResultChan():
+		if !ok {
+			t.Fatal("Watch channel closed unexpectedly.")
+		}
+
+		// We expect to see an ADD of event-9 and only event-9. (This
+		// catches a bug where all the events would have been sent down
+		// the channel.)
+		if e, a := watch.Added, got.Type; e != a {
+			t.Errorf("Wanted %v, got %v", e, a)
+		}
+		switch o := got.Object.(type) {
+		case *v1.Event:
+			if e, a := "event-9", o.Name; e != a {
+				t.Errorf("Wanted %v, got %v", e, a)
+			}
+		default:
+			t.Fatalf("Unexpected watch event containing object %#q", got)
+		}
+	}
+}
+
+func TestMultiWatch(t *testing.T) {
+	// Disable this test as long as it demonstrates a problem.
+	// TODO: Reenable this test when we get #6059 resolved.
+	t.Skip()
+
+	const watcherCount = 50
+	rt.GOMAXPROCS(watcherCount)
+
+	_, s, closeFn := framework.RunAMaster(nil)
+	defer closeFn()
+
+	ns := framework.CreateTestingNamespace("multi-watch", s, t)
+	defer framework.DeleteTestingNamespace(ns, s, t)
+
+	client := clientset.NewForConfigOrDie(&restclient.Config{Host: s.URL, ContentConfig: restclient.ContentConfig{GroupVersion: testapi.Groups[v1.GroupName].GroupVersion()}})
+
+	dummyEvent := func(i int) *v1.Event {
+		name := fmt.Sprintf("unrelated-%v", i)
+		return &v1.Event{
+			ObjectMeta: metav1.ObjectMeta{
+				Name:      fmt.Sprintf("%v.%x", name, time.Now().UnixNano()),
+				Namespace: ns.Name,
+			},
+			InvolvedObject: v1.ObjectReference{
+				Name:      name,
+				Namespace: ns.Name,
+			},
+			Reason: fmt.Sprintf("unrelated change %v", i),
+		}
+	}
+
+	type timePair struct {
+		t    time.Time
+		name string
+	}
+
+	receivedTimes := make(chan timePair, watcherCount*2)
+	watchesStarted := sync.WaitGroup{}
+
+	// make a bunch of pods and watch them
+	for i := 0; i < watcherCount; i++ {
+		watchesStarted.Add(1)
+		name := fmt.Sprintf("multi-watch-%v", i)
+		got, err := client.Core().Pods(ns.Name).Create(&v1.Pod{
+			ObjectMeta: metav1.ObjectMeta{
+				Name:   name,
+				Labels: labels.Set{"watchlabel": name},
+			},
+			Spec: v1.PodSpec{
+				Containers: []v1.Container{{
+					Name:  "pause",
+					Image: e2e.GetPauseImageName(client),
+				}},
+			},
+		})
+
+		if err != nil {
+			t.Fatalf("Couldn't make %v: %v", name, err)
+		}
+		go func(name, rv string) {
+			options := metav1.ListOptions{
+				LabelSelector:   labels.Set{"watchlabel": name}.AsSelector().String(),
+				ResourceVersion: rv,
+			}
+			w, err := client.Core().Pods(ns.Name).Watch(options)
+			if err != nil {
+				panic(fmt.Sprintf("watch error for %v: %v", name, err))
+			}
+			defer w.Stop()
+			watchesStarted.Done()
+			e, ok := <-w.ResultChan() // should get the update (that we'll do below)
+			if !ok {
+				panic(fmt.Sprintf("%v ended early?", name))
+			}
+			if e.Type != watch.Modified {
+				panic(fmt.Sprintf("Got unexpected watch notification:\n%v: %+v %+v", name, e, e.Object))
+			}
+			receivedTimes <- timePair{time.Now(), name}
+		}(name, got.ObjectMeta.ResourceVersion)
+	}
+	log.Printf("%v: %v pods made and watchers started", time.Now(), watcherCount)
+
+	// wait for watches to start before we start spamming the system with
+	// objects below, otherwise we'll hit the watch window restriction.
+	watchesStarted.Wait()
+
+	const (
+		useEventsAsUnrelatedType = false
+		usePodsAsUnrelatedType   = true
+	)
+
+	// make a bunch of unrelated changes in parallel
+	if useEventsAsUnrelatedType {
+		const unrelatedCount = 3000
+		var wg sync.WaitGroup
+		defer wg.Wait()
+		changeToMake := make(chan int, unrelatedCount*2)
+		changeMade := make(chan int, unrelatedCount*2)
+		go func() {
+			for i := 0; i < unrelatedCount; i++ {
+				changeToMake <- i
+			}
+			close(changeToMake)
+		}()
+		for i := 0; i < 50; i++ {
+			wg.Add(1)
+			go func() {
+				defer wg.Done()
+				for {
+					i, ok := <-changeToMake
+					if !ok {
+						return
+					}
+					if _, err := client.Core().Events(ns.Name).Create(dummyEvent(i)); err != nil {
+						panic(fmt.Sprintf("couldn't make an event: %v", err))
+					}
+					changeMade <- i
+				}
+			}()
+		}
+
+		for i := 0; i < 2000; i++ {
+			<-changeMade
+			if (i+1)%50 == 0 {
+				log.Printf("%v: %v unrelated changes made", time.Now(), i+1)
+			}
+		}
+	}
+	if usePodsAsUnrelatedType {
+		const unrelatedCount = 3000
+		var wg sync.WaitGroup
+		defer wg.Wait()
+		changeToMake := make(chan int, unrelatedCount*2)
+		changeMade := make(chan int, unrelatedCount*2)
+		go func() {
+			for i := 0; i < unrelatedCount; i++ {
+				changeToMake <- i
+			}
+			close(changeToMake)
+		}()
+		for i := 0; i < 50; i++ {
+			wg.Add(1)
+			go func() {
+				defer wg.Done()
+				for {
+					i, ok := <-changeToMake
+					if !ok {
+						return
+					}
+					name := fmt.Sprintf("unrelated-%v", i)
+					_, err := client.Core().Pods(ns.Name).Create(&v1.Pod{
+						ObjectMeta: metav1.ObjectMeta{
+							Name: name,
+						},
+						Spec: v1.PodSpec{
+							Containers: []v1.Container{{
+								Name:  "nothing",
+								Image: e2e.GetPauseImageName(client),
+							}},
+						},
+					})
+
+					if err != nil {
+						panic(fmt.Sprintf("couldn't make unrelated pod: %v", err))
+					}
+					changeMade <- i
+				}
+			}()
+		}
+
+		for i := 0; i < 2000; i++ {
+			<-changeMade
+			if (i+1)%50 == 0 {
+				log.Printf("%v: %v unrelated changes made", time.Now(), i+1)
+			}
+		}
+	}
+
+	// Now we still have changes being made in parallel, but at least 1000 have been made.
+	// Make some updates to send down the watches.
+	sentTimes := make(chan timePair, watcherCount*2)
+	for i := 0; i < watcherCount; i++ {
+		go func(i int) {
+			name := fmt.Sprintf("multi-watch-%v", i)
+			pod, err := client.Core().Pods(ns.Name).Get(name, metav1.GetOptions{})
+			if err != nil {
+				panic(fmt.Sprintf("Couldn't get %v: %v", name, err))
+			}
+			pod.Spec.Containers[0].Image = e2e.GetPauseImageName(client)
+			sentTimes <- timePair{time.Now(), name}
+			if _, err := client.Core().Pods(ns.Name).Update(pod); err != nil {
+				panic(fmt.Sprintf("Couldn't make %v: %v", name, err))
+			}
+		}(i)
+	}
+
+	sent := map[string]time.Time{}
+	for i := 0; i < watcherCount; i++ {
+		tp := <-sentTimes
+		sent[tp.name] = tp.t
+	}
+	log.Printf("all changes made")
+	dur := map[string]time.Duration{}
+	for i := 0; i < watcherCount; i++ {
+		tp := <-receivedTimes
+		delta := tp.t.Sub(sent[tp.name])
+		dur[tp.name] = delta
+		log.Printf("%v: %v", tp.name, delta)
+	}
+	log.Printf("all watches ended")
+	t.Errorf("durations: %v", dur)
+}
+
+func runSelfLinkTestOnNamespace(t *testing.T, c clientset.Interface, namespace string) {
+	podBody := v1.Pod{
+		ObjectMeta: metav1.ObjectMeta{
+			Name:      "selflinktest",
+			Namespace: namespace,
+			Labels: map[string]string{
+				"name": "selflinktest",
+			},
+		},
+		Spec: v1.PodSpec{
+			Containers: []v1.Container{
+				{Name: "name", Image: "image"},
+			},
+		},
+	}
+	pod, err := c.CoreV1().Pods(namespace).Create(&podBody)
+	if err != nil {
+		t.Fatalf("Failed creating selflinktest pod: %v", err)
+	}
+	if err = c.CoreV1().RESTClient().Get().RequestURI(pod.SelfLink).Do().Into(pod); err != nil {
+		t.Errorf("Failed listing pod with supplied self link '%v': %v", pod.SelfLink, err)
+	}
+
+	podList, err := c.CoreV1().Pods(namespace).List(metav1.ListOptions{})
+	if err != nil {
+		t.Errorf("Failed listing pods: %v", err)
+	}
+
+	if err = c.CoreV1().RESTClient().Get().RequestURI(podList.SelfLink).Do().Into(podList); err != nil {
+		t.Errorf("Failed listing pods with supplied self link '%v': %v", podList.SelfLink, err)
+	}
+
+	found := false
+	for i := range podList.Items {
+		item := &podList.Items[i]
+		if item.Name != "selflinktest" {
+			continue
+		}
+		found = true
+		err = c.CoreV1().RESTClient().Get().RequestURI(item.SelfLink).Do().Into(pod)
+		if err != nil {
+			t.Errorf("Failed listing pod with supplied self link '%v': %v", item.SelfLink, err)
+		}
+		break
+	}
+	if !found {
+		t.Errorf("never found selflinktest pod in namespace %s", namespace)
+	}
+}
+
+func TestSelfLinkOnNamespace(t *testing.T) {
+	_, s, closeFn := framework.RunAMaster(nil)
+	defer closeFn()
+
+	ns := framework.CreateTestingNamespace("selflink", s, t)
+	defer framework.DeleteTestingNamespace(ns, s, t)
+
+	c := clientset.NewForConfigOrDie(&restclient.Config{Host: s.URL, ContentConfig: restclient.ContentConfig{GroupVersion: testapi.Groups[v1.GroupName].GroupVersion()}})
+
+	runSelfLinkTestOnNamespace(t, c, ns.Name)
+}

vendor/k8s.io/kubernetes/test/integration/client/dynamic_client_test.go

@@ -0,0 +1,156 @@
+/*
+Copyright 2016 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 (
+	"reflect"
+	"testing"
+
+	"k8s.io/api/core/v1"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
+	"k8s.io/apimachinery/pkg/runtime"
+	"k8s.io/client-go/dynamic"
+	clientset "k8s.io/client-go/kubernetes"
+	restclient "k8s.io/client-go/rest"
+	"k8s.io/kubernetes/pkg/api/testapi"
+	"k8s.io/kubernetes/test/integration/framework"
+)
+
+func TestDynamicClient(t *testing.T) {
+	_, s, closeFn := framework.RunAMaster(nil)
+	defer closeFn()
+
+	ns := framework.CreateTestingNamespace("dynamic-client", s, t)
+	defer framework.DeleteTestingNamespace(ns, s, t)
+
+	gv := testapi.Groups[v1.GroupName].GroupVersion()
+	config := &restclient.Config{
+		Host:          s.URL,
+		ContentConfig: restclient.ContentConfig{GroupVersion: gv},
+	}
+
+	client := clientset.NewForConfigOrDie(config)
+	dynamicClient, err := dynamic.NewClient(config)
+	_ = dynamicClient
+	if err != nil {
+		t.Fatalf("unexpected error creating dynamic client: %v", err)
+	}
+
+	// Find the Pod resource
+	resources, err := client.Discovery().ServerResourcesForGroupVersion(gv.String())
+	if err != nil {
+		t.Fatalf("unexpected error listing resources: %v", err)
+	}
+
+	var resource metav1.APIResource
+	for _, r := range resources.APIResources {
+		if r.Kind == "Pod" {
+			resource = r
+			break
+		}
+	}
+
+	if len(resource.Name) == 0 {
+		t.Fatalf("could not find the pod resource in group/version %q", gv.String())
+	}
+
+	// Create a Pod with the normal client
+	pod := &v1.Pod{
+		ObjectMeta: metav1.ObjectMeta{
+			GenerateName: "test",
+		},
+		Spec: v1.PodSpec{
+			Containers: []v1.Container{
+				{
+					Name:  "test",
+					Image: "test-image",
+				},
+			},
+		},
+	}
+
+	actual, err := client.Core().Pods(ns.Name).Create(pod)
+	if err != nil {
+		t.Fatalf("unexpected error when creating pod: %v", err)
+	}
+
+	// check dynamic list
+	obj, err := dynamicClient.Resource(&resource, ns.Name).List(metav1.ListOptions{})
+	unstructuredList, ok := obj.(*unstructured.UnstructuredList)
+	if !ok {
+		t.Fatalf("expected *unstructured.UnstructuredList, got %#v", obj)
+	}
+	if err != nil {
+		t.Fatalf("unexpected error when listing pods: %v", err)
+	}
+
+	if len(unstructuredList.Items) != 1 {
+		t.Fatalf("expected one pod, got %d", len(unstructuredList.Items))
+	}
+
+	got, err := unstructuredToPod(&unstructuredList.Items[0])
+	if err != nil {
+		t.Fatalf("unexpected error converting Unstructured to v1.Pod: %v", err)
+	}
+
+	if !reflect.DeepEqual(actual, got) {
+		t.Fatalf("unexpected pod in list. wanted %#v, got %#v", actual, got)
+	}
+
+	// check dynamic get
+	unstruct, err := dynamicClient.Resource(&resource, ns.Name).Get(actual.Name, metav1.GetOptions{})
+	if err != nil {
+		t.Fatalf("unexpected error when getting pod %q: %v", actual.Name, err)
+	}
+
+	got, err = unstructuredToPod(unstruct)
+	if err != nil {
+		t.Fatalf("unexpected error converting Unstructured to v1.Pod: %v", err)
+	}
+
+	if !reflect.DeepEqual(actual, got) {
+		t.Fatalf("unexpected pod in list. wanted %#v, got %#v", actual, got)
+	}
+
+	// delete the pod dynamically
+	err = dynamicClient.Resource(&resource, ns.Name).Delete(actual.Name, nil)
+	if err != nil {
+		t.Fatalf("unexpected error when deleting pod: %v", err)
+	}
+
+	list, err := client.Core().Pods(ns.Name).List(metav1.ListOptions{})
+	if err != nil {
+		t.Fatalf("unexpected error when listing pods: %v", err)
+	}
+
+	if len(list.Items) != 0 {
+		t.Fatalf("expected zero pods, got %d", len(list.Items))
+	}
+}
+
+func unstructuredToPod(obj *unstructured.Unstructured) (*v1.Pod, error) {
+	json, err := runtime.Encode(unstructured.UnstructuredJSONScheme, obj)
+	if err != nil {
+		return nil, err
+	}
+	pod := new(v1.Pod)
+	err = runtime.DecodeInto(testapi.Default.Codec(), json, pod)
+	pod.Kind = ""
+	pod.APIVersion = ""
+	return pod, err
+}

vendor/k8s.io/kubernetes/test/integration/client/main_test.go

@@ -0,0 +1,27 @@
+/*
+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.
+*/
+
+package client
+
+import (
+	"testing"
+
+	"k8s.io/kubernetes/test/integration/framework"
+)
+
+func TestMain(m *testing.M) {
+	framework.EtcdMain(m.Run)
+}