vendor updates

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

@@ -0,0 +1,62 @@
+package(default_visibility = ["//visibility:public"])
+
+load(
+    "@io_bazel_rules_go//go:def.bzl",
+    "go_library",
+    "go_test",
+)
+
+go_library(
+    name = "go_default_library",
+    srcs = [
+        "doc.go",
+        "strategy.go",
+    ],
+    importpath = "k8s.io/kubernetes/pkg/registry/apps/daemonset",
+    deps = [
+        "//pkg/api/legacyscheme:go_default_library",
+        "//pkg/api/pod:go_default_library",
+        "//pkg/apis/extensions:go_default_library",
+        "//pkg/apis/extensions/validation:go_default_library",
+        "//vendor/k8s.io/api/apps/v1beta2:go_default_library",
+        "//vendor/k8s.io/api/extensions/v1beta1:go_default_library",
+        "//vendor/k8s.io/apimachinery/pkg/api/equality:go_default_library",
+        "//vendor/k8s.io/apimachinery/pkg/api/validation: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/util/validation/field:go_default_library",
+        "//vendor/k8s.io/apiserver/pkg/endpoints/request:go_default_library",
+        "//vendor/k8s.io/apiserver/pkg/registry/rest:go_default_library",
+        "//vendor/k8s.io/apiserver/pkg/storage/names:go_default_library",
+    ],
+)
+
+go_test(
+    name = "go_default_test",
+    srcs = ["strategy_test.go"],
+    embed = [":go_default_library"],
+    deps = [
+        "//pkg/apis/core:go_default_library",
+        "//pkg/apis/extensions:go_default_library",
+        "//vendor/k8s.io/apimachinery/pkg/apis/meta/v1:go_default_library",
+        "//vendor/k8s.io/apimachinery/pkg/util/validation/field:go_default_library",
+        "//vendor/k8s.io/apiserver/pkg/endpoints/request:go_default_library",
+        "//vendor/k8s.io/apiserver/pkg/registry/rest:go_default_library",
+    ],
+)
+
+filegroup(
+    name = "package-srcs",
+    srcs = glob(["**"]),
+    tags = ["automanaged"],
+    visibility = ["//visibility:private"],
+)
+
+filegroup(
+    name = "all-srcs",
+    srcs = [
+        ":package-srcs",
+        "//pkg/registry/apps/daemonset/storage:all-srcs",
+    ],
+    tags = ["automanaged"],
+)

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

@@ -0,0 +1,19 @@
+/*
+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 daemonset provides Registry interface and its RESTStorage
+// implementation for storing DaemonSet api objects.
+package daemonset // import "k8s.io/kubernetes/pkg/registry/apps/daemonset"

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

@@ -0,0 +1,57 @@
+package(default_visibility = ["//visibility:public"])
+
+load(
+    "@io_bazel_rules_go//go:def.bzl",
+    "go_library",
+    "go_test",
+)
+
+go_test(
+    name = "go_default_test",
+    srcs = ["storage_test.go"],
+    embed = [":go_default_library"],
+    deps = [
+        "//pkg/apis/core:go_default_library",
+        "//pkg/apis/extensions:go_default_library",
+        "//pkg/registry/registrytest:go_default_library",
+        "//vendor/k8s.io/apimachinery/pkg/apis/meta/v1: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/apiserver/pkg/registry/generic:go_default_library",
+        "//vendor/k8s.io/apiserver/pkg/registry/generic/testing:go_default_library",
+        "//vendor/k8s.io/apiserver/pkg/storage/etcd/testing:go_default_library",
+    ],
+)
+
+go_library(
+    name = "go_default_library",
+    srcs = ["storage.go"],
+    importpath = "k8s.io/kubernetes/pkg/registry/apps/daemonset/storage",
+    deps = [
+        "//pkg/apis/extensions:go_default_library",
+        "//pkg/printers:go_default_library",
+        "//pkg/printers/internalversion:go_default_library",
+        "//pkg/printers/storage:go_default_library",
+        "//pkg/registry/apps/daemonset:go_default_library",
+        "//vendor/k8s.io/apimachinery/pkg/apis/meta/v1:go_default_library",
+        "//vendor/k8s.io/apimachinery/pkg/runtime:go_default_library",
+        "//vendor/k8s.io/apiserver/pkg/endpoints/request:go_default_library",
+        "//vendor/k8s.io/apiserver/pkg/registry/generic:go_default_library",
+        "//vendor/k8s.io/apiserver/pkg/registry/generic/registry:go_default_library",
+        "//vendor/k8s.io/apiserver/pkg/registry/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/pkg/registry/apps/daemonset/storage/storage.go

@@ -0,0 +1,100 @@
+/*
+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/endpoints/request"
+	"k8s.io/apiserver/pkg/registry/generic"
+	genericregistry "k8s.io/apiserver/pkg/registry/generic/registry"
+	"k8s.io/apiserver/pkg/registry/rest"
+	"k8s.io/kubernetes/pkg/apis/extensions"
+	"k8s.io/kubernetes/pkg/printers"
+	printersinternal "k8s.io/kubernetes/pkg/printers/internalversion"
+	printerstorage "k8s.io/kubernetes/pkg/printers/storage"
+	"k8s.io/kubernetes/pkg/registry/apps/daemonset"
+)
+
+// rest implements a RESTStorage for DaemonSets
+type REST struct {
+	*genericregistry.Store
+	categories []string
+}
+
+// NewREST returns a RESTStorage object that will work against DaemonSets.
+func NewREST(optsGetter generic.RESTOptionsGetter) (*REST, *StatusREST) {
+	store := &genericregistry.Store{
+		NewFunc:                  func() runtime.Object { return &extensions.DaemonSet{} },
+		NewListFunc:              func() runtime.Object { return &extensions.DaemonSetList{} },
+		DefaultQualifiedResource: extensions.Resource("daemonsets"),
+
+		CreateStrategy: daemonset.Strategy,
+		UpdateStrategy: daemonset.Strategy,
+		DeleteStrategy: daemonset.Strategy,
+
+		TableConvertor: printerstorage.TableConvertor{TablePrinter: printers.NewTablePrinter().With(printersinternal.AddHandlers)},
+	}
+	options := &generic.StoreOptions{RESTOptions: optsGetter}
+	if err := store.CompleteWithOptions(options); err != nil {
+		panic(err) // TODO: Propagate error up
+	}
+
+	statusStore := *store
+	statusStore.UpdateStrategy = daemonset.StatusStrategy
+
+	return &REST{store, []string{"all"}}, &StatusREST{store: &statusStore}
+}
+
+// Implement ShortNamesProvider
+var _ rest.ShortNamesProvider = &REST{}
+
+// ShortNames implements the ShortNamesProvider interface. Returns a list of short names for a resource.
+func (r *REST) ShortNames() []string {
+	return []string{"ds"}
+}
+
+var _ rest.CategoriesProvider = &REST{}
+
+// Categories implements the CategoriesProvider interface. Returns a list of categories a resource is part of.
+func (r *REST) Categories() []string {
+	return r.categories
+}
+
+func (r *REST) WithCategories(categories []string) *REST {
+	r.categories = categories
+	return r
+}
+
+// StatusREST implements the REST endpoint for changing the status of a daemonset
+type StatusREST struct {
+	store *genericregistry.Store
+}
+
+func (r *StatusREST) New() runtime.Object {
+	return &extensions.DaemonSet{}
+}
+
+// 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, createValidation rest.ValidateObjectFunc, updateValidation rest.ValidateObjectUpdateFunc) (runtime.Object, bool, error) {
+	return r.store.Update(ctx, name, objInfo, createValidation, updateValidation)
+}

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

@@ -0,0 +1,196 @@
+/*
+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 (
+	"testing"
+
+	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/apiserver/pkg/registry/generic"
+	genericregistrytest "k8s.io/apiserver/pkg/registry/generic/testing"
+	etcdtesting "k8s.io/apiserver/pkg/storage/etcd/testing"
+	api "k8s.io/kubernetes/pkg/apis/core"
+	"k8s.io/kubernetes/pkg/apis/extensions"
+	"k8s.io/kubernetes/pkg/registry/registrytest"
+)
+
+func newStorage(t *testing.T) (*REST, *StatusREST, *etcdtesting.EtcdTestServer) {
+	etcdStorage, server := registrytest.NewEtcdStorage(t, extensions.GroupName)
+	restOptions := generic.RESTOptions{
+		StorageConfig:           etcdStorage,
+		Decorator:               generic.UndecoratedStorage,
+		DeleteCollectionWorkers: 1,
+		ResourcePrefix:          "daemonsets",
+	}
+	daemonSetStorage, statusStorage := NewREST(restOptions)
+	return daemonSetStorage, statusStorage, server
+}
+
+func newValidDaemonSet() *extensions.DaemonSet {
+	return &extensions.DaemonSet{
+		ObjectMeta: metav1.ObjectMeta{
+			Name:      "foo",
+			Namespace: metav1.NamespaceDefault,
+		},
+		Spec: extensions.DaemonSetSpec{
+			UpdateStrategy: extensions.DaemonSetUpdateStrategy{
+				Type: extensions.OnDeleteDaemonSetStrategyType,
+			},
+			Selector: &metav1.LabelSelector{MatchLabels: map[string]string{"a": "b"}},
+			Template: api.PodTemplateSpec{
+				ObjectMeta: metav1.ObjectMeta{
+					Labels: map[string]string{"a": "b"},
+				},
+				Spec: api.PodSpec{
+					Containers: []api.Container{
+						{
+							Name:                     "test",
+							Image:                    "test_image",
+							ImagePullPolicy:          api.PullIfNotPresent,
+							TerminationMessagePolicy: api.TerminationMessageReadFile,
+						},
+					},
+					RestartPolicy: api.RestartPolicyAlways,
+					DNSPolicy:     api.DNSClusterFirst,
+				},
+			},
+		},
+	}
+}
+
+var validDaemonSet = newValidDaemonSet()
+
+func TestCreate(t *testing.T) {
+	storage, _, server := newStorage(t)
+	defer server.Terminate(t)
+	defer storage.Store.DestroyFunc()
+	test := genericregistrytest.New(t, storage.Store)
+	ds := newValidDaemonSet()
+	ds.ObjectMeta = metav1.ObjectMeta{}
+	test.TestCreate(
+		// valid
+		ds,
+		// invalid (invalid selector)
+		&extensions.DaemonSet{
+			Spec: extensions.DaemonSetSpec{
+				Selector: &metav1.LabelSelector{MatchLabels: map[string]string{}},
+				Template: validDaemonSet.Spec.Template,
+			},
+		},
+		// invalid update strategy
+		&extensions.DaemonSet{
+			Spec: extensions.DaemonSetSpec{
+				Selector: validDaemonSet.Spec.Selector,
+				Template: validDaemonSet.Spec.Template,
+			},
+		},
+	)
+}
+
+func TestUpdate(t *testing.T) {
+	storage, _, server := newStorage(t)
+	defer server.Terminate(t)
+	defer storage.Store.DestroyFunc()
+	test := genericregistrytest.New(t, storage.Store)
+	test.TestUpdate(
+		// valid
+		newValidDaemonSet(),
+		// updateFunc
+		func(obj runtime.Object) runtime.Object {
+			object := obj.(*extensions.DaemonSet)
+			object.Spec.Template.Spec.NodeSelector = map[string]string{"c": "d"}
+			object.Spec.Template.Spec.DNSPolicy = api.DNSDefault
+			return object
+		},
+		// invalid updateFunc
+		func(obj runtime.Object) runtime.Object {
+			object := obj.(*extensions.DaemonSet)
+			object.Name = ""
+			return object
+		},
+		func(obj runtime.Object) runtime.Object {
+			object := obj.(*extensions.DaemonSet)
+			object.Spec.Template.Spec.RestartPolicy = api.RestartPolicyOnFailure
+			return object
+		},
+	)
+}
+
+func TestDelete(t *testing.T) {
+	storage, _, server := newStorage(t)
+	defer server.Terminate(t)
+	defer storage.Store.DestroyFunc()
+	test := genericregistrytest.New(t, storage.Store)
+	test.TestDelete(newValidDaemonSet())
+}
+
+func TestGet(t *testing.T) {
+	storage, _, server := newStorage(t)
+	defer server.Terminate(t)
+	defer storage.Store.DestroyFunc()
+	test := genericregistrytest.New(t, storage.Store)
+	test.TestGet(newValidDaemonSet())
+}
+
+func TestList(t *testing.T) {
+	storage, _, server := newStorage(t)
+	defer server.Terminate(t)
+	defer storage.Store.DestroyFunc()
+	test := genericregistrytest.New(t, storage.Store)
+	test.TestList(newValidDaemonSet())
+}
+
+func TestWatch(t *testing.T) {
+	storage, _, server := newStorage(t)
+	defer server.Terminate(t)
+	defer storage.Store.DestroyFunc()
+	test := genericregistrytest.New(t, storage.Store)
+	test.TestWatch(
+		validDaemonSet,
+		// matching labels
+		[]labels.Set{
+			{"a": "b"},
+		},
+		// not matching labels
+		[]labels.Set{
+			{"a": "c"},
+			{"foo": "bar"},
+		},
+		// matching fields
+		[]fields.Set{
+			{"metadata.name": "foo"},
+		},
+		// notmatching fields
+		[]fields.Set{
+			{"metadata.name": "bar"},
+			{"name": "foo"},
+		},
+	)
+}
+
+func TestShortNames(t *testing.T) {
+	storage, _, server := newStorage(t)
+	defer server.Terminate(t)
+	defer storage.Store.DestroyFunc()
+	expected := []string{"ds"}
+	registrytest.AssertShortNames(t, storage, expected)
+}
+
+// TODO TestUpdateStatus

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

@@ -0,0 +1,173 @@
+/*
+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 daemonset
+
+import (
+	appsv1beta2 "k8s.io/api/apps/v1beta2"
+	extensionsv1beta1 "k8s.io/api/extensions/v1beta1"
+	apiequality "k8s.io/apimachinery/pkg/api/equality"
+	apivalidation "k8s.io/apimachinery/pkg/api/validation"
+	"k8s.io/apimachinery/pkg/runtime"
+	"k8s.io/apimachinery/pkg/runtime/schema"
+	"k8s.io/apimachinery/pkg/util/validation/field"
+	genericapirequest "k8s.io/apiserver/pkg/endpoints/request"
+	"k8s.io/apiserver/pkg/registry/rest"
+	"k8s.io/apiserver/pkg/storage/names"
+	"k8s.io/kubernetes/pkg/api/legacyscheme"
+	"k8s.io/kubernetes/pkg/api/pod"
+	"k8s.io/kubernetes/pkg/apis/extensions"
+	"k8s.io/kubernetes/pkg/apis/extensions/validation"
+)
+
+// daemonSetStrategy implements verification logic for daemon sets.
+type daemonSetStrategy struct {
+	runtime.ObjectTyper
+	names.NameGenerator
+}
+
+// Strategy is the default logic that applies when creating and updating DaemonSet objects.
+var Strategy = daemonSetStrategy{legacyscheme.Scheme, names.SimpleNameGenerator}
+
+// DefaultGarbageCollectionPolicy returns OrphanDependents by default. For apps/v1, returns DeleteDependents.
+func (daemonSetStrategy) DefaultGarbageCollectionPolicy(ctx genericapirequest.Context) rest.GarbageCollectionPolicy {
+	if requestInfo, found := genericapirequest.RequestInfoFrom(ctx); found {
+		groupVersion := schema.GroupVersion{Group: requestInfo.APIGroup, Version: requestInfo.APIVersion}
+		switch groupVersion {
+		case extensionsv1beta1.SchemeGroupVersion, appsv1beta2.SchemeGroupVersion:
+			// for back compatibility
+			return rest.OrphanDependents
+		default:
+			return rest.DeleteDependents
+		}
+	}
+	return rest.OrphanDependents
+}
+
+// NamespaceScoped returns true because all DaemonSets need to be within a namespace.
+func (daemonSetStrategy) NamespaceScoped() bool {
+	return true
+}
+
+// PrepareForCreate clears the status of a daemon set before creation.
+func (daemonSetStrategy) PrepareForCreate(ctx genericapirequest.Context, obj runtime.Object) {
+	daemonSet := obj.(*extensions.DaemonSet)
+	daemonSet.Status = extensions.DaemonSetStatus{}
+
+	daemonSet.Generation = 1
+	if daemonSet.Spec.TemplateGeneration < 1 {
+		daemonSet.Spec.TemplateGeneration = 1
+	}
+
+	pod.DropDisabledAlphaFields(&daemonSet.Spec.Template.Spec)
+}
+
+// PrepareForUpdate clears fields that are not allowed to be set by end users on update.
+func (daemonSetStrategy) PrepareForUpdate(ctx genericapirequest.Context, obj, old runtime.Object) {
+	newDaemonSet := obj.(*extensions.DaemonSet)
+	oldDaemonSet := old.(*extensions.DaemonSet)
+
+	pod.DropDisabledAlphaFields(&newDaemonSet.Spec.Template.Spec)
+	pod.DropDisabledAlphaFields(&oldDaemonSet.Spec.Template.Spec)
+
+	// update is not allowed to set status
+	newDaemonSet.Status = oldDaemonSet.Status
+
+	// update is not allowed to set TemplateGeneration
+	newDaemonSet.Spec.TemplateGeneration = oldDaemonSet.Spec.TemplateGeneration
+
+	// Any changes to the spec increment the generation number, any changes to the
+	// status should reflect the generation number of the corresponding object. We push
+	// the burden of managing the status onto the clients because we can't (in general)
+	// know here what version of spec the writer of the status has seen. It may seem like
+	// we can at first -- since obj contains spec -- but in the future we will probably make
+	// status its own object, and even if we don't, writes may be the result of a
+	// read-update-write loop, so the contents of spec may not actually be the spec that
+	// the manager has *seen*.
+	//
+	// TODO: Any changes to a part of the object that represents desired state (labels,
+	// annotations etc) should also increment the generation.
+	if !apiequality.Semantic.DeepEqual(oldDaemonSet.Spec.Template, newDaemonSet.Spec.Template) {
+		newDaemonSet.Spec.TemplateGeneration = oldDaemonSet.Spec.TemplateGeneration + 1
+		newDaemonSet.Generation = oldDaemonSet.Generation + 1
+		return
+	}
+	if !apiequality.Semantic.DeepEqual(oldDaemonSet.Spec, newDaemonSet.Spec) {
+		newDaemonSet.Generation = oldDaemonSet.Generation + 1
+	}
+}
+
+// Validate validates a new daemon set.
+func (daemonSetStrategy) Validate(ctx genericapirequest.Context, obj runtime.Object) field.ErrorList {
+	daemonSet := obj.(*extensions.DaemonSet)
+	return validation.ValidateDaemonSet(daemonSet)
+}
+
+// Canonicalize normalizes the object after validation.
+func (daemonSetStrategy) Canonicalize(obj runtime.Object) {
+}
+
+// AllowCreateOnUpdate is false for daemon set; this means a POST is
+// needed to create one
+func (daemonSetStrategy) AllowCreateOnUpdate() bool {
+	return false
+}
+
+// ValidateUpdate is the default update validation for an end user.
+func (daemonSetStrategy) ValidateUpdate(ctx genericapirequest.Context, obj, old runtime.Object) field.ErrorList {
+	newDaemonSet := obj.(*extensions.DaemonSet)
+	oldDaemonSet := old.(*extensions.DaemonSet)
+	allErrs := validation.ValidateDaemonSet(obj.(*extensions.DaemonSet))
+	allErrs = append(allErrs, validation.ValidateDaemonSetUpdate(newDaemonSet, oldDaemonSet)...)
+
+	// Update is not allowed to set Spec.Selector for apps/v1 and apps/v1beta2 (allowed for extensions/v1beta1).
+	// If RequestInfo is nil, it is better to revert to old behavior (i.e. allow update to set Spec.Selector)
+	// to prevent unintentionally breaking users who may rely on the old behavior.
+	// TODO(#50791): after extensions/v1beta1 is removed, move selector immutability check inside ValidateDaemonSetUpdate().
+	if requestInfo, found := genericapirequest.RequestInfoFrom(ctx); found {
+		groupVersion := schema.GroupVersion{Group: requestInfo.APIGroup, Version: requestInfo.APIVersion}
+		switch groupVersion {
+		case extensionsv1beta1.SchemeGroupVersion:
+			// no-op for compatibility
+		default:
+			// disallow mutation of selector
+			allErrs = append(allErrs, apivalidation.ValidateImmutableField(newDaemonSet.Spec.Selector, oldDaemonSet.Spec.Selector, field.NewPath("spec").Child("selector"))...)
+		}
+	}
+
+	return allErrs
+}
+
+// AllowUnconditionalUpdate is the default update policy for daemon set objects.
+func (daemonSetStrategy) AllowUnconditionalUpdate() bool {
+	return true
+}
+
+type daemonSetStatusStrategy struct {
+	daemonSetStrategy
+}
+
+var StatusStrategy = daemonSetStatusStrategy{Strategy}
+
+func (daemonSetStatusStrategy) PrepareForUpdate(ctx genericapirequest.Context, obj, old runtime.Object) {
+	newDaemonSet := obj.(*extensions.DaemonSet)
+	oldDaemonSet := old.(*extensions.DaemonSet)
+	newDaemonSet.Spec = oldDaemonSet.Spec
+}
+
+func (daemonSetStatusStrategy) ValidateUpdate(ctx genericapirequest.Context, obj, old runtime.Object) field.ErrorList {
+	return validation.ValidateDaemonSetStatusUpdate(obj.(*extensions.DaemonSet), old.(*extensions.DaemonSet))
+}

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

@@ -0,0 +1,191 @@
+/*
+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 daemonset
+
+import (
+	"reflect"
+	"testing"
+
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	"k8s.io/apimachinery/pkg/util/validation/field"
+	genericapirequest "k8s.io/apiserver/pkg/endpoints/request"
+	"k8s.io/apiserver/pkg/registry/rest"
+	api "k8s.io/kubernetes/pkg/apis/core"
+	"k8s.io/kubernetes/pkg/apis/extensions"
+)
+
+const (
+	fakeImageName = "fake-name"
+	fakeImage     = "fakeimage"
+	daemonsetName = "test-daemonset"
+	namespace     = "test-namespace"
+)
+
+func TestDaemonsetDefaultGarbageCollectionPolicy(t *testing.T) {
+	// Make sure we correctly implement the interface.
+	// Otherwise a typo could silently change the default.
+	var gcds rest.GarbageCollectionDeleteStrategy = Strategy
+	tests := []struct {
+		requestInfo      genericapirequest.RequestInfo
+		expectedGCPolicy rest.GarbageCollectionPolicy
+		isNilRequestInfo bool
+	}{
+		{
+			genericapirequest.RequestInfo{
+				APIGroup:   "extensions",
+				APIVersion: "v1beta1",
+				Resource:   "daemonsets",
+			},
+			rest.OrphanDependents,
+			false,
+		},
+		{
+			genericapirequest.RequestInfo{
+				APIGroup:   "apps",
+				APIVersion: "v1beta2",
+				Resource:   "daemonsets",
+			},
+			rest.OrphanDependents,
+			false,
+		},
+		{
+			genericapirequest.RequestInfo{
+				APIGroup:   "apps",
+				APIVersion: "v1",
+				Resource:   "daemonsets",
+			},
+			rest.DeleteDependents,
+			false,
+		},
+		{
+			expectedGCPolicy: rest.OrphanDependents,
+			isNilRequestInfo: true,
+		},
+	}
+
+	for _, test := range tests {
+		context := genericapirequest.NewContext()
+		if !test.isNilRequestInfo {
+			context = genericapirequest.WithRequestInfo(context, &test.requestInfo)
+		}
+		if got, want := gcds.DefaultGarbageCollectionPolicy(context), test.expectedGCPolicy; got != want {
+			t.Errorf("%s/%s: DefaultGarbageCollectionPolicy() = %#v, want %#v", test.requestInfo.APIGroup,
+				test.requestInfo.APIVersion, got, want)
+		}
+	}
+}
+
+func TestSelectorImmutability(t *testing.T) {
+	tests := []struct {
+		requestInfo       genericapirequest.RequestInfo
+		oldSelectorLabels map[string]string
+		newSelectorLabels map[string]string
+		expectedErrorList field.ErrorList
+	}{
+		{
+			genericapirequest.RequestInfo{
+				APIGroup:   "apps",
+				APIVersion: "v1",
+				Resource:   "daemonsets",
+			},
+			map[string]string{"a": "b"},
+			map[string]string{"c": "d"},
+			field.ErrorList{
+				&field.Error{
+					Type:  field.ErrorTypeInvalid,
+					Field: field.NewPath("spec").Child("selector").String(),
+					BadValue: &metav1.LabelSelector{
+						MatchLabels:      map[string]string{"c": "d"},
+						MatchExpressions: []metav1.LabelSelectorRequirement{},
+					},
+					Detail: "field is immutable",
+				},
+			},
+		},
+		{
+			genericapirequest.RequestInfo{
+				APIGroup:   "apps",
+				APIVersion: "v1beta2",
+				Resource:   "daemonsets",
+			},
+			map[string]string{"a": "b"},
+			map[string]string{"c": "d"},
+			field.ErrorList{
+				&field.Error{
+					Type:  field.ErrorTypeInvalid,
+					Field: field.NewPath("spec").Child("selector").String(),
+					BadValue: &metav1.LabelSelector{
+						MatchLabels:      map[string]string{"c": "d"},
+						MatchExpressions: []metav1.LabelSelectorRequirement{},
+					},
+					Detail: "field is immutable",
+				},
+			},
+		},
+		{
+			genericapirequest.RequestInfo{
+				APIGroup:   "extensions",
+				APIVersion: "v1beta1",
+				Resource:   "daemonsets",
+			},
+			map[string]string{"a": "b"},
+			map[string]string{"c": "d"},
+			field.ErrorList{},
+		},
+	}
+
+	for _, test := range tests {
+		oldDaemonSet := newDaemonSetWithSelectorLabels(test.oldSelectorLabels, 1)
+		newDaemonSet := newDaemonSetWithSelectorLabels(test.newSelectorLabels, 2)
+		context := genericapirequest.NewContext()
+		context = genericapirequest.WithRequestInfo(context, &test.requestInfo)
+		errorList := daemonSetStrategy{}.ValidateUpdate(context, newDaemonSet, oldDaemonSet)
+		if !reflect.DeepEqual(test.expectedErrorList, errorList) {
+			t.Errorf("Unexpected error list, expected: %v, actual: %v", test.expectedErrorList, errorList)
+		}
+	}
+}
+
+func newDaemonSetWithSelectorLabels(selectorLabels map[string]string, templateGeneration int64) *extensions.DaemonSet {
+	return &extensions.DaemonSet{
+		ObjectMeta: metav1.ObjectMeta{
+			Name:            daemonsetName,
+			Namespace:       namespace,
+			ResourceVersion: "1",
+		},
+		Spec: extensions.DaemonSetSpec{
+			Selector: &metav1.LabelSelector{
+				MatchLabels:      selectorLabels,
+				MatchExpressions: []metav1.LabelSelectorRequirement{},
+			},
+			UpdateStrategy: extensions.DaemonSetUpdateStrategy{
+				Type: extensions.OnDeleteDaemonSetStrategyType,
+			},
+			TemplateGeneration: templateGeneration,
+			Template: api.PodTemplateSpec{
+				ObjectMeta: metav1.ObjectMeta{
+					Labels: selectorLabels,
+				},
+				Spec: api.PodSpec{
+					RestartPolicy: api.RestartPolicyAlways,
+					DNSPolicy:     api.DNSClusterFirst,
+					Containers:    []api.Container{{Name: fakeImageName, Image: fakeImage, ImagePullPolicy: "IfNotPresent", TerminationMessagePolicy: api.TerminationMessageReadFile}},
+				},
+			},
+		},
+	}
+}