Switch to github.com/golang/dep for vendoring

Signed-off-by: Mrunal Patel <mrunalp@gmail.com>

vendor/k8s.io/kubernetes/pkg/registry/apps/OWNERS

@@ -0,0 +1,3 @@
+reviewers:
+- deads2k
+- hongchaodeng

vendor/k8s.io/kubernetes/pkg/registry/apps/petset/BUILD

@@ -0,0 +1,60 @@
+package(default_visibility = ["//visibility:public"])
+
+licenses(["notice"])
+
+load(
+    "@io_bazel_rules_go//go:def.bzl",
+    "go_library",
+    "go_test",
+)
+
+go_library(
+    name = "go_default_library",
+    srcs = [
+        "doc.go",
+        "strategy.go",
+    ],
+    tags = ["automanaged"],
+    deps = [
+        "//pkg/api:go_default_library",
+        "//pkg/apis/apps:go_default_library",
+        "//pkg/apis/apps/validation:go_default_library",
+        "//pkg/fields:go_default_library",
+        "//pkg/registry/generic:go_default_library",
+        "//pkg/storage:go_default_library",
+        "//vendor:k8s.io/apimachinery/pkg/labels",
+        "//vendor:k8s.io/apimachinery/pkg/runtime",
+        "//vendor:k8s.io/apimachinery/pkg/util/validation/field",
+        "//vendor:k8s.io/apiserver/pkg/request",
+        "//vendor:k8s.io/apiserver/pkg/storage/names",
+    ],
+)
+
+go_test(
+    name = "go_default_test",
+    srcs = ["strategy_test.go"],
+    library = ":go_default_library",
+    tags = ["automanaged"],
+    deps = [
+        "//pkg/api:go_default_library",
+        "//pkg/apis/apps:go_default_library",
+        "//vendor:k8s.io/apimachinery/pkg/apis/meta/v1",
+        "//vendor:k8s.io/apiserver/pkg/request",
+    ],
+)
+
+filegroup(
+    name = "package-srcs",
+    srcs = glob(["**"]),
+    tags = ["automanaged"],
+    visibility = ["//visibility:private"],
+)
+
+filegroup(
+    name = "all-srcs",
+    srcs = [
+        ":package-srcs",
+        "//pkg/registry/apps/petset/storage:all-srcs",
+    ],
+    tags = ["automanaged"],
+)

vendor/k8s.io/kubernetes/pkg/registry/apps/petset/doc.go

@@ -0,0 +1,17 @@
+/*
+Copyright 2015 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 petset // import "k8s.io/kubernetes/pkg/registry/apps/petset"

vendor/k8s.io/kubernetes/pkg/registry/apps/petset/storage/BUILD

@@ -0,0 +1,57 @@
+package(default_visibility = ["//visibility:public"])
+
+licenses(["notice"])
+
+load(
+    "@io_bazel_rules_go//go:def.bzl",
+    "go_library",
+    "go_test",
+)
+
+go_test(
+    name = "go_default_test",
+    srcs = ["storage_test.go"],
+    library = ":go_default_library",
+    tags = ["automanaged"],
+    deps = [
+        "//pkg/api:go_default_library",
+        "//pkg/apis/apps:go_default_library",
+        "//pkg/fields:go_default_library",
+        "//pkg/genericapiserver/api/rest:go_default_library",
+        "//pkg/registry/generic:go_default_library",
+        "//pkg/registry/registrytest:go_default_library",
+        "//pkg/storage/etcd/testing:go_default_library",
+        "//vendor:k8s.io/apimachinery/pkg/apis/meta/v1",
+        "//vendor:k8s.io/apimachinery/pkg/labels",
+        "//vendor:k8s.io/apiserver/pkg/request",
+    ],
+)
+
+go_library(
+    name = "go_default_library",
+    srcs = ["storage.go"],
+    tags = ["automanaged"],
+    deps = [
+        "//pkg/apis/apps:go_default_library",
+        "//pkg/genericapiserver/api/rest:go_default_library",
+        "//pkg/registry/apps/petset:go_default_library",
+        "//pkg/registry/generic:go_default_library",
+        "//pkg/registry/generic/registry:go_default_library",
+        "//vendor:k8s.io/apimachinery/pkg/apis/meta/v1",
+        "//vendor:k8s.io/apimachinery/pkg/runtime",
+        "//vendor:k8s.io/apiserver/pkg/request",
+    ],
+)
+
+filegroup(
+    name = "package-srcs",
+    srcs = glob(["**"]),
+    tags = ["automanaged"],
+    visibility = ["//visibility:private"],
+)
+
+filegroup(
+    name = "all-srcs",
+    srcs = [":package-srcs"],
+    tags = ["automanaged"],
+)

vendor/k8s.io/kubernetes/pkg/registry/apps/petset/storage/storage.go

@@ -0,0 +1,77 @@
+/*
+Copyright 2015 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 storage
+
+import (
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	"k8s.io/apimachinery/pkg/runtime"
+	genericapirequest "k8s.io/apiserver/pkg/request"
+	appsapi "k8s.io/kubernetes/pkg/apis/apps"
+	"k8s.io/kubernetes/pkg/genericapiserver/api/rest"
+	"k8s.io/kubernetes/pkg/registry/apps/petset"
+	"k8s.io/kubernetes/pkg/registry/generic"
+	genericregistry "k8s.io/kubernetes/pkg/registry/generic/registry"
+)
+
+// rest implements a RESTStorage for replication controllers against etcd
+type REST struct {
+	*genericregistry.Store
+}
+
+// NewREST returns a RESTStorage object that will work against replication controllers.
+func NewREST(optsGetter generic.RESTOptionsGetter) (*REST, *StatusREST) {
+	store := &genericregistry.Store{
+		NewFunc:     func() runtime.Object { return &appsapi.StatefulSet{} },
+		NewListFunc: func() runtime.Object { return &appsapi.StatefulSetList{} },
+		ObjectNameFunc: func(obj runtime.Object) (string, error) {
+			return obj.(*appsapi.StatefulSet).Name, nil
+		},
+		PredicateFunc:     petset.MatchStatefulSet,
+		QualifiedResource: appsapi.Resource("statefulsets"),
+
+		CreateStrategy: petset.Strategy,
+		UpdateStrategy: petset.Strategy,
+		DeleteStrategy: petset.Strategy,
+	}
+	options := &generic.StoreOptions{RESTOptions: optsGetter, AttrFunc: petset.GetAttrs}
+	if err := store.CompleteWithOptions(options); err != nil {
+		panic(err) // TODO: Propagate error up
+	}
+
+	statusStore := *store
+	statusStore.UpdateStrategy = petset.StatusStrategy
+	return &REST{store}, &StatusREST{store: &statusStore}
+}
+
+// StatusREST implements the REST endpoint for changing the status of an statefulSet
+type StatusREST struct {
+	store *genericregistry.Store
+}
+
+func (r *StatusREST) New() runtime.Object {
+	return &appsapi.StatefulSet{}
+}
+
+// Get retrieves the object from the storage. It is required to support Patch.
+func (r *StatusREST) Get(ctx genericapirequest.Context, name string, options *metav1.GetOptions) (runtime.Object, error) {
+	return r.store.Get(ctx, name, options)
+}
+
+// Update alters the status subset of an object.
+func (r *StatusREST) Update(ctx genericapirequest.Context, name string, objInfo rest.UpdatedObjectInfo) (runtime.Object, bool, error) {
+	return r.store.Update(ctx, name, objInfo)
+}

vendor/k8s.io/kubernetes/pkg/registry/apps/petset/storage/storage_test.go

@@ -0,0 +1,189 @@
+/*
+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 storage
+
+import (
+	"testing"
+
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	"k8s.io/apimachinery/pkg/labels"
+	genericapirequest "k8s.io/apiserver/pkg/request"
+	"k8s.io/kubernetes/pkg/api"
+	"k8s.io/kubernetes/pkg/apis/apps"
+	"k8s.io/kubernetes/pkg/fields"
+	"k8s.io/kubernetes/pkg/genericapiserver/api/rest"
+	"k8s.io/kubernetes/pkg/registry/generic"
+	"k8s.io/kubernetes/pkg/registry/registrytest"
+	etcdtesting "k8s.io/kubernetes/pkg/storage/etcd/testing"
+)
+
+// TODO: allow for global factory override
+func newStorage(t *testing.T) (*REST, *StatusREST, *etcdtesting.EtcdTestServer) {
+	etcdStorage, server := registrytest.NewEtcdStorage(t, apps.GroupName)
+	restOptions := generic.RESTOptions{StorageConfig: etcdStorage, Decorator: generic.UndecoratedStorage, DeleteCollectionWorkers: 1, ResourcePrefix: "statefulsets"}
+	statefulSetStorage, statusStorage := NewREST(restOptions)
+	return statefulSetStorage, statusStorage, server
+}
+
+// createStatefulSet is a helper function that returns a StatefulSet with the updated resource version.
+func createStatefulSet(storage *REST, ps apps.StatefulSet, t *testing.T) (apps.StatefulSet, error) {
+	ctx := genericapirequest.WithNamespace(genericapirequest.NewContext(), ps.Namespace)
+	obj, err := storage.Create(ctx, &ps)
+	if err != nil {
+		t.Errorf("Failed to create StatefulSet, %v", err)
+	}
+	newPS := obj.(*apps.StatefulSet)
+	return *newPS, nil
+}
+
+func validNewStatefulSet() *apps.StatefulSet {
+	return &apps.StatefulSet{
+		ObjectMeta: api.ObjectMeta{
+			Name:      "foo",
+			Namespace: api.NamespaceDefault,
+			Labels:    map[string]string{"a": "b"},
+		},
+		Spec: apps.StatefulSetSpec{
+			Selector: &metav1.LabelSelector{MatchLabels: map[string]string{"a": "b"}},
+			Template: api.PodTemplateSpec{
+				ObjectMeta: api.ObjectMeta{
+					Labels: map[string]string{"a": "b"},
+				},
+				Spec: api.PodSpec{
+					Containers: []api.Container{
+						{
+							Name:            "test",
+							Image:           "test_image",
+							ImagePullPolicy: api.PullIfNotPresent,
+						},
+					},
+					RestartPolicy: api.RestartPolicyAlways,
+					DNSPolicy:     api.DNSClusterFirst,
+				},
+			},
+			Replicas: 7,
+		},
+		Status: apps.StatefulSetStatus{},
+	}
+}
+
+func TestCreate(t *testing.T) {
+	storage, _, server := newStorage(t)
+	defer server.Terminate(t)
+	defer storage.Store.DestroyFunc()
+	test := registrytest.New(t, storage.Store)
+	ps := validNewStatefulSet()
+	ps.ObjectMeta = api.ObjectMeta{}
+	test.TestCreate(
+		// valid
+		ps,
+		// TODO: Add an invalid case when we have validation.
+	)
+}
+
+// TODO: Test updates to spec when we allow them.
+
+func TestStatusUpdate(t *testing.T) {
+	storage, statusStorage, server := newStorage(t)
+	defer server.Terminate(t)
+	defer storage.Store.DestroyFunc()
+	ctx := genericapirequest.WithNamespace(genericapirequest.NewContext(), api.NamespaceDefault)
+	key := "/statefulsets/" + api.NamespaceDefault + "/foo"
+	validStatefulSet := validNewStatefulSet()
+	if err := storage.Storage.Create(ctx, key, validStatefulSet, nil, 0); err != nil {
+		t.Fatalf("unexpected error: %v", err)
+	}
+	update := apps.StatefulSet{
+		ObjectMeta: validStatefulSet.ObjectMeta,
+		Spec: apps.StatefulSetSpec{
+			Replicas: 7,
+		},
+		Status: apps.StatefulSetStatus{
+			Replicas: 7,
+		},
+	}
+
+	if _, _, err := statusStorage.Update(ctx, update.Name, rest.DefaultUpdatedObjectInfo(&update, api.Scheme)); err != nil {
+		t.Fatalf("unexpected error: %v", err)
+	}
+	obj, err := storage.Get(ctx, "foo", &metav1.GetOptions{})
+	if err != nil {
+		t.Fatalf("unexpected error: %v", err)
+	}
+
+	ps := obj.(*apps.StatefulSet)
+	if ps.Spec.Replicas != 7 {
+		t.Errorf("we expected .spec.replicas to not be updated but it was updated to %v", ps.Spec.Replicas)
+	}
+	if ps.Status.Replicas != 7 {
+		t.Errorf("we expected .status.replicas to be updated to %d but it was %v", 7, ps.Status.Replicas)
+	}
+}
+
+func TestGet(t *testing.T) {
+	storage, _, server := newStorage(t)
+	defer server.Terminate(t)
+	defer storage.Store.DestroyFunc()
+	test := registrytest.New(t, storage.Store)
+	test.TestGet(validNewStatefulSet())
+}
+
+func TestList(t *testing.T) {
+	storage, _, server := newStorage(t)
+	defer server.Terminate(t)
+	defer storage.Store.DestroyFunc()
+	test := registrytest.New(t, storage.Store)
+	test.TestList(validNewStatefulSet())
+}
+
+func TestDelete(t *testing.T) {
+	storage, _, server := newStorage(t)
+	defer server.Terminate(t)
+	defer storage.Store.DestroyFunc()
+	test := registrytest.New(t, storage.Store)
+	test.TestDelete(validNewStatefulSet())
+}
+
+func TestWatch(t *testing.T) {
+	storage, _, server := newStorage(t)
+	defer server.Terminate(t)
+	defer storage.Store.DestroyFunc()
+	test := registrytest.New(t, storage.Store)
+	test.TestWatch(
+		validNewStatefulSet(),
+		// matching labels
+		[]labels.Set{
+			{"a": "b"},
+		},
+		// not matching labels
+		[]labels.Set{
+			{"a": "c"},
+			{"foo": "bar"},
+		},
+
+		// matching fields
+		[]fields.Set{
+			{"metadata.name": "foo"},
+		},
+		// not matching fields
+		[]fields.Set{
+			{"metadata.name": "bar"},
+		},
+	)
+}
+
+// TODO: Test generation number.

vendor/k8s.io/kubernetes/pkg/registry/apps/petset/strategy.go

@@ -0,0 +1,144 @@
+/*
+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 petset
+
+import (
+	"fmt"
+	"reflect"
+
+	"k8s.io/apimachinery/pkg/labels"
+	"k8s.io/apimachinery/pkg/runtime"
+	"k8s.io/apimachinery/pkg/util/validation/field"
+	genericapirequest "k8s.io/apiserver/pkg/request"
+	"k8s.io/apiserver/pkg/storage/names"
+	"k8s.io/kubernetes/pkg/api"
+	"k8s.io/kubernetes/pkg/apis/apps"
+	"k8s.io/kubernetes/pkg/apis/apps/validation"
+	"k8s.io/kubernetes/pkg/fields"
+	"k8s.io/kubernetes/pkg/registry/generic"
+	"k8s.io/kubernetes/pkg/storage"
+)
+
+// statefulSetStrategy implements verification logic for Replication StatefulSets.
+type statefulSetStrategy struct {
+	runtime.ObjectTyper
+	names.NameGenerator
+}
+
+// Strategy is the default logic that applies when creating and updating Replication StatefulSet objects.
+var Strategy = statefulSetStrategy{api.Scheme, names.SimpleNameGenerator}
+
+// NamespaceScoped returns true because all StatefulSet' need to be within a namespace.
+func (statefulSetStrategy) NamespaceScoped() bool {
+	return true
+}
+
+// PrepareForCreate clears the status of an StatefulSet before creation.
+func (statefulSetStrategy) PrepareForCreate(ctx genericapirequest.Context, obj runtime.Object) {
+	statefulSet := obj.(*apps.StatefulSet)
+	// create cannot set status
+	statefulSet.Status = apps.StatefulSetStatus{}
+
+	statefulSet.Generation = 1
+}
+
+// PrepareForUpdate clears fields that are not allowed to be set by end users on update.
+func (statefulSetStrategy) PrepareForUpdate(ctx genericapirequest.Context, obj, old runtime.Object) {
+	newStatefulSet := obj.(*apps.StatefulSet)
+	oldStatefulSet := old.(*apps.StatefulSet)
+	// Update is not allowed to set status
+	newStatefulSet.Status = oldStatefulSet.Status
+
+	// Any changes to the spec increment the generation number, any changes to the
+	// status should reflect the generation number of the corresponding object.
+	// See api.ObjectMeta description for more information on Generation.
+	if !reflect.DeepEqual(oldStatefulSet.Spec, newStatefulSet.Spec) {
+		newStatefulSet.Generation = oldStatefulSet.Generation + 1
+	}
+
+}
+
+// Validate validates a new StatefulSet.
+func (statefulSetStrategy) Validate(ctx genericapirequest.Context, obj runtime.Object) field.ErrorList {
+	statefulSet := obj.(*apps.StatefulSet)
+	return validation.ValidateStatefulSet(statefulSet)
+}
+
+// Canonicalize normalizes the object after validation.
+func (statefulSetStrategy) Canonicalize(obj runtime.Object) {
+}
+
+// AllowCreateOnUpdate is false for StatefulSet; this means POST is needed to create one.
+func (statefulSetStrategy) AllowCreateOnUpdate() bool {
+	return false
+}
+
+// ValidateUpdate is the default update validation for an end user.
+func (statefulSetStrategy) ValidateUpdate(ctx genericapirequest.Context, obj, old runtime.Object) field.ErrorList {
+	validationErrorList := validation.ValidateStatefulSet(obj.(*apps.StatefulSet))
+	updateErrorList := validation.ValidateStatefulSetUpdate(obj.(*apps.StatefulSet), old.(*apps.StatefulSet))
+	return append(validationErrorList, updateErrorList...)
+}
+
+// AllowUnconditionalUpdate is the default update policy for StatefulSet objects.
+func (statefulSetStrategy) AllowUnconditionalUpdate() bool {
+	return true
+}
+
+// StatefulSetToSelectableFields returns a field set that represents the object.
+func StatefulSetToSelectableFields(statefulSet *apps.StatefulSet) fields.Set {
+	return generic.ObjectMetaFieldsSet(&statefulSet.ObjectMeta, true)
+}
+
+// GetAttrs returns labels and fields of a given object for filtering purposes.
+func GetAttrs(obj runtime.Object) (labels.Set, fields.Set, error) {
+	statefulSet, ok := obj.(*apps.StatefulSet)
+	if !ok {
+		return nil, nil, fmt.Errorf("given object is not an StatefulSet.")
+	}
+	return labels.Set(statefulSet.ObjectMeta.Labels), StatefulSetToSelectableFields(statefulSet), nil
+}
+
+// MatchStatefulSet is the filter used by the generic etcd backend to watch events
+// from etcd to clients of the apiserver only interested in specific labels/fields.
+func MatchStatefulSet(label labels.Selector, field fields.Selector) storage.SelectionPredicate {
+	return storage.SelectionPredicate{
+		Label:    label,
+		Field:    field,
+		GetAttrs: GetAttrs,
+	}
+}
+
+type statefulSetStatusStrategy struct {
+	statefulSetStrategy
+}
+
+var StatusStrategy = statefulSetStatusStrategy{Strategy}
+
+// PrepareForUpdate clears fields that are not allowed to be set by end users on update of status
+func (statefulSetStatusStrategy) PrepareForUpdate(ctx genericapirequest.Context, obj, old runtime.Object) {
+	newStatefulSet := obj.(*apps.StatefulSet)
+	oldStatefulSet := old.(*apps.StatefulSet)
+	// status changes are not allowed to update spec
+	newStatefulSet.Spec = oldStatefulSet.Spec
+}
+
+// ValidateUpdate is the default update validation for an end user updating status
+func (statefulSetStatusStrategy) ValidateUpdate(ctx genericapirequest.Context, obj, old runtime.Object) field.ErrorList {
+	// TODO: Validate status updates.
+	return validation.ValidateStatefulSetStatusUpdate(obj.(*apps.StatefulSet), old.(*apps.StatefulSet))
+}

vendor/k8s.io/kubernetes/pkg/registry/apps/petset/strategy_test.go

@@ -0,0 +1,145 @@
+/*
+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 petset
+
+import (
+	"testing"
+
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	genericapirequest "k8s.io/apiserver/pkg/request"
+	"k8s.io/kubernetes/pkg/api"
+	"k8s.io/kubernetes/pkg/apis/apps"
+)
+
+func TestStatefulSetStrategy(t *testing.T) {
+	ctx := genericapirequest.NewDefaultContext()
+	if !Strategy.NamespaceScoped() {
+		t.Errorf("StatefulSet must be namespace scoped")
+	}
+	if Strategy.AllowCreateOnUpdate() {
+		t.Errorf("StatefulSet should not allow create on update")
+	}
+
+	validSelector := map[string]string{"a": "b"}
+	validPodTemplate := api.PodTemplate{
+		Template: api.PodTemplateSpec{
+			ObjectMeta: api.ObjectMeta{
+				Labels: validSelector,
+			},
+			Spec: api.PodSpec{
+				RestartPolicy: api.RestartPolicyAlways,
+				DNSPolicy:     api.DNSClusterFirst,
+				Containers:    []api.Container{{Name: "abc", Image: "image", ImagePullPolicy: "IfNotPresent"}},
+			},
+		},
+	}
+	ps := &apps.StatefulSet{
+		ObjectMeta: api.ObjectMeta{Name: "abc", Namespace: api.NamespaceDefault},
+		Spec: apps.StatefulSetSpec{
+			Selector: &metav1.LabelSelector{MatchLabels: validSelector},
+			Template: validPodTemplate.Template,
+		},
+		Status: apps.StatefulSetStatus{Replicas: 3},
+	}
+
+	Strategy.PrepareForCreate(ctx, ps)
+	if ps.Status.Replicas != 0 {
+		t.Error("StatefulSet should not allow setting status.replicas on create")
+	}
+	errs := Strategy.Validate(ctx, ps)
+	if len(errs) != 0 {
+		t.Errorf("Unexpected error validating %v", errs)
+	}
+
+	// Just Spec.Replicas is allowed to change
+	validPs := &apps.StatefulSet{
+		ObjectMeta: api.ObjectMeta{Name: ps.Name, Namespace: ps.Namespace, ResourceVersion: "1", Generation: 1},
+		Spec: apps.StatefulSetSpec{
+			Selector: ps.Spec.Selector,
+			Template: validPodTemplate.Template,
+		},
+		Status: apps.StatefulSetStatus{Replicas: 4},
+	}
+	Strategy.PrepareForUpdate(ctx, validPs, ps)
+	errs = Strategy.ValidateUpdate(ctx, validPs, ps)
+	if len(errs) != 0 {
+		t.Errorf("Updating spec.Replicas is allowed on a statefulset: %v", errs)
+	}
+
+	validPs.Spec.Selector = &metav1.LabelSelector{MatchLabels: map[string]string{"a": "bar"}}
+	Strategy.PrepareForUpdate(ctx, validPs, ps)
+	errs = Strategy.ValidateUpdate(ctx, validPs, ps)
+	if len(errs) == 0 {
+		t.Errorf("Expected a validation error since updates are disallowed on statefulsets.")
+	}
+}
+
+func TestStatefulSetStatusStrategy(t *testing.T) {
+	ctx := genericapirequest.NewDefaultContext()
+	if !StatusStrategy.NamespaceScoped() {
+		t.Errorf("StatefulSet must be namespace scoped")
+	}
+	if StatusStrategy.AllowCreateOnUpdate() {
+		t.Errorf("StatefulSet should not allow create on update")
+	}
+	validSelector := map[string]string{"a": "b"}
+	validPodTemplate := api.PodTemplate{
+		Template: api.PodTemplateSpec{
+			ObjectMeta: api.ObjectMeta{
+				Labels: validSelector,
+			},
+			Spec: api.PodSpec{
+				RestartPolicy: api.RestartPolicyAlways,
+				DNSPolicy:     api.DNSClusterFirst,
+				Containers:    []api.Container{{Name: "abc", Image: "image", ImagePullPolicy: "IfNotPresent"}},
+			},
+		},
+	}
+	oldPS := &apps.StatefulSet{
+		ObjectMeta: api.ObjectMeta{Name: "abc", Namespace: api.NamespaceDefault, ResourceVersion: "10"},
+		Spec: apps.StatefulSetSpec{
+			Replicas: 3,
+			Selector: &metav1.LabelSelector{MatchLabels: validSelector},
+			Template: validPodTemplate.Template,
+		},
+		Status: apps.StatefulSetStatus{
+			Replicas: 1,
+		},
+	}
+	newPS := &apps.StatefulSet{
+		ObjectMeta: api.ObjectMeta{Name: "abc", Namespace: api.NamespaceDefault, ResourceVersion: "9"},
+		Spec: apps.StatefulSetSpec{
+			Replicas: 1,
+			Selector: &metav1.LabelSelector{MatchLabels: validSelector},
+			Template: validPodTemplate.Template,
+		},
+		Status: apps.StatefulSetStatus{
+			Replicas: 2,
+		},
+	}
+	StatusStrategy.PrepareForUpdate(ctx, newPS, oldPS)
+	if newPS.Status.Replicas != 2 {
+		t.Errorf("StatefulSet status updates should allow change of pods: %v", newPS.Status.Replicas)
+	}
+	if newPS.Spec.Replicas != 3 {
+		t.Errorf("StatefulSet status updates should not clobber spec: %v", newPS.Spec)
+	}
+	errs := StatusStrategy.ValidateUpdate(ctx, newPS, oldPS)
+	if len(errs) != 0 {
+		t.Errorf("Unexpected error %v", errs)
+	}
+}

vendor/k8s.io/kubernetes/pkg/registry/apps/rest/BUILD

@@ -0,0 +1,35 @@
+package(default_visibility = ["//visibility:public"])
+
+licenses(["notice"])
+
+load(
+    "@io_bazel_rules_go//go:def.bzl",
+    "go_library",
+)
+
+go_library(
+    name = "go_default_library",
+    srcs = ["storage_apps.go"],
+    tags = ["automanaged"],
+    deps = [
+        "//pkg/apis/apps:go_default_library",
+        "//pkg/apis/apps/v1beta1:go_default_library",
+        "//pkg/genericapiserver:go_default_library",
+        "//pkg/genericapiserver/api/rest:go_default_library",
+        "//pkg/registry/apps/petset/storage:go_default_library",
+        "//pkg/registry/generic: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/pkg/registry/apps/rest/storage_apps.go

@@ -0,0 +1,55 @@
+/*
+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 rest
+
+import (
+	"k8s.io/kubernetes/pkg/apis/apps"
+	appsapiv1beta1 "k8s.io/kubernetes/pkg/apis/apps/v1beta1"
+	"k8s.io/kubernetes/pkg/genericapiserver"
+	"k8s.io/kubernetes/pkg/genericapiserver/api/rest"
+	statefulsetstore "k8s.io/kubernetes/pkg/registry/apps/petset/storage"
+	"k8s.io/kubernetes/pkg/registry/generic"
+)
+
+type RESTStorageProvider struct{}
+
+func (p RESTStorageProvider) NewRESTStorage(apiResourceConfigSource genericapiserver.APIResourceConfigSource, restOptionsGetter generic.RESTOptionsGetter) (genericapiserver.APIGroupInfo, bool) {
+	apiGroupInfo := genericapiserver.NewDefaultAPIGroupInfo(apps.GroupName)
+
+	if apiResourceConfigSource.AnyResourcesForVersionEnabled(appsapiv1beta1.SchemeGroupVersion) {
+		apiGroupInfo.VersionedResourcesStorageMap[appsapiv1beta1.SchemeGroupVersion.Version] = p.v1beta1Storage(apiResourceConfigSource, restOptionsGetter)
+		apiGroupInfo.GroupMeta.GroupVersion = appsapiv1beta1.SchemeGroupVersion
+	}
+
+	return apiGroupInfo, true
+}
+
+func (p RESTStorageProvider) v1beta1Storage(apiResourceConfigSource genericapiserver.APIResourceConfigSource, restOptionsGetter generic.RESTOptionsGetter) map[string]rest.Storage {
+	version := appsapiv1beta1.SchemeGroupVersion
+
+	storage := map[string]rest.Storage{}
+	if apiResourceConfigSource.ResourceEnabled(version.WithResource("statefulsets")) {
+		statefulsetStorage, statefulsetStatusStorage := statefulsetstore.NewREST(restOptionsGetter)
+		storage["statefulsets"] = statefulsetStorage
+		storage["statefulsets/status"] = statefulsetStatusStorage
+	}
+	return storage
+}
+
+func (p RESTStorageProvider) GroupName() string {
+	return apps.GroupName
+}