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Merge pull request #96393 from thockin/rest-hooks

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Add BeginCreate and BeginUpdate REST hooks
This commit is contained in:
Kubernetes Prow Robot 2021-01-08 20:57:05 -08:00 committed by GitHub
commit 67541a1bcc
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GPG Key ID: 4AEE18F83AFDEB23
8 changed files with 858 additions and 133 deletions
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43
pkg/registry/core/service/storage/storage.go
View File

@ -131,42 +131,33 @@ func (r *StatusREST) Update(ctx context.Context, name string, objInfo rest.Updat
// applies on Get, Create, and Update, but we need to distinguish between them.
//
// This will be called on both Service and ServiceList types.
func (r *GenericREST) defaultOnRead(obj runtime.Object) error {
service, ok := obj.(*api.Service)
if ok {
return r.defaultOnReadService(service)
func (r *GenericREST) defaultOnRead(obj runtime.Object) {
switch s := obj.(type) {
case *api.Service:
r.defaultOnReadService(s)
case *api.ServiceList:
r.defaultOnReadServiceList(s)
default:
// This was not an object we can default. This is not an error, as the
// caching layer can pass through here, too.
}
serviceList, ok := obj.(*api.ServiceList)
if ok {
return r.defaultOnReadServiceList(serviceList)
}
// This was not an object we can default. This is not an error, as the
// caching layer can pass through here, too.
return nil
}
// defaultOnReadServiceList defaults a ServiceList.
func (r *GenericREST) defaultOnReadServiceList(serviceList *api.ServiceList) error {
func (r *GenericREST) defaultOnReadServiceList(serviceList *api.ServiceList) {
if serviceList == nil {
return nil
return
}
for i := range serviceList.Items {
err := r.defaultOnReadService(&serviceList.Items[i])
if err != nil {
return err
}
r.defaultOnReadService(&serviceList.Items[i])
}
return nil
}
// defaultOnReadService defaults a single Service.
func (r *GenericREST) defaultOnReadService(service *api.Service) error {
func (r *GenericREST) defaultOnReadService(service *api.Service) {
if service == nil {
return nil
return
}
// We might find Services that were written before ClusterIP became plural.
@ -176,11 +167,11 @@ func (r *GenericREST) defaultOnReadService(service *api.Service) error {
// The rest of this does not apply unless dual-stack is enabled.
if !utilfeature.DefaultFeatureGate.Enabled(features.IPv6DualStack) {
return nil
return
}
if len(service.Spec.IPFamilies) > 0 {
return nil // already defaulted
return // already defaulted
}
// set clusterIPs based on ClusterIP
@ -241,6 +232,4 @@ func (r *GenericREST) defaultOnReadService(service *api.Service) error {
}
}
}
return nil
}

20
pkg/registry/core/service/storage/storage_test.go
View File

@ -358,10 +358,9 @@ func TestServiceDefaultOnRead(t *testing.T) {
}
testCases := []struct {
name string
input runtime.Object
expectErr bool
expect runtime.Object
name string
input runtime.Object
expect runtime.Object
}{{
name: "no change v4",
input: makeService(nil),
@ -403,9 +402,8 @@ func TestServiceDefaultOnRead(t *testing.T) {
}),
expect: makeService(nil),
}, {
name: "not Service or ServiceList",
input: &api.Pod{},
expectErr: false,
name: "not Service or ServiceList",
input: &api.Pod{},
}}
for _, tc := range testCases {
@ -435,13 +433,7 @@ func TestServiceDefaultOnRead(t *testing.T) {
defer storage.Store.DestroyFunc()
tmp := tc.input.DeepCopyObject()
err := storage.defaultOnRead(tmp)
if err != nil && !tc.expectErr {
t.Errorf("unexpected error: %v", err)
}
if err == nil && tc.expectErr {
t.Errorf("unexpected success")
}
storage.defaultOnRead(tmp)
svc, ok := tmp.(*api.Service)
if !ok {

1
staging/src/k8s.io/apiserver/pkg/registry/generic/registry/BUILD
View File

@ -46,6 +46,7 @@ go_test(
"//staging/src/k8s.io/apiserver/pkg/storage/storagebackend/factory:go_default_library",
"//staging/src/k8s.io/apiserver/pkg/storage/testing:go_default_library",
"//staging/src/k8s.io/client-go/tools/cache:go_default_library",
"//vendor/github.com/google/gofuzz:go_default_library",
],
)

11
staging/src/k8s.io/apiserver/pkg/registry/generic/registry/decorated_watcher.go
View File

@ -21,17 +21,18 @@ import (
"net/http"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/runtime"
"k8s.io/apimachinery/pkg/watch"
)
type decoratedWatcher struct {
w watch.Interface
decorator ObjectFunc
decorator func(runtime.Object)
cancel context.CancelFunc
resultCh chan watch.Event
}
func newDecoratedWatcher(w watch.Interface, decorator ObjectFunc) *decoratedWatcher {
func newDecoratedWatcher(w watch.Interface, decorator func(runtime.Object)) *decoratedWatcher {
ctx, cancel := context.WithCancel(context.Background())
d := &decoratedWatcher{
w: w,
@ -56,11 +57,7 @@ func (d *decoratedWatcher) run(ctx context.Context) {
}
switch recv.Type {
case watch.Added, watch.Modified, watch.Deleted, watch.Bookmark:
err := d.decorator(recv.Object)
if err != nil {
send = makeStatusErrorEvent(err)
break
}
d.decorator(recv.Object)
send = recv
case watch.Error:
send = recv

24
staging/src/k8s.io/apiserver/pkg/registry/generic/registry/decorated_watcher_test.go
View File

@ -17,7 +17,6 @@ limitations under the License.
package registry
import (
"fmt"
"testing"
"time"
@ -30,10 +29,9 @@ import (
func TestDecoratedWatcher(t *testing.T) {
w := watch.NewFake()
decorator := func(obj runtime.Object) error {
decorator := func(obj runtime.Object) {
pod := obj.(*example.Pod)
pod.Annotations = map[string]string{"decorated": "true"}
return nil
}
dw := newDecoratedWatcher(w, decorator)
defer dw.Stop()
@ -53,23 +51,3 @@ func TestDecoratedWatcher(t *testing.T) {
t.Errorf("timeout after %v", wait.ForeverTestTimeout)
}
}
func TestDecoratedWatcherError(t *testing.T) {
w := watch.NewFake()
expErr := fmt.Errorf("expected error")
decorator := func(obj runtime.Object) error {
return expErr
}
dw := newDecoratedWatcher(w, decorator)
defer dw.Stop()
go w.Add(&example.Pod{ObjectMeta: metav1.ObjectMeta{Name: "foo"}})
select {
case e := <-dw.ResultChan():
if e.Type != watch.Error {
t.Errorf("event type want=%v, get=%v", watch.Error, e.Type)
}
case <-time.After(wait.ForeverTestTimeout):
t.Errorf("timeout after %v", wait.ForeverTestTimeout)
}
}

192
staging/src/k8s.io/apiserver/pkg/registry/generic/registry/store.go
View File

@ -50,10 +50,23 @@ import (
"k8s.io/klog/v2"
)
// ObjectFunc is a function to act on a given object. An error may be returned
// if the hook cannot be completed. An ObjectFunc may transform the provided
// object.
type ObjectFunc func(obj runtime.Object) error
// FinishFunc is a function returned by Begin hooks to complete an operation.
type FinishFunc func(ctx context.Context, success bool)
// AfterDeleteFunc is the type used for the Store.AfterDelete hook.
type AfterDeleteFunc func(obj runtime.Object, options *metav1.DeleteOptions)
// BeginCreateFunc is the type used for the Store.BeginCreate hook.
type BeginCreateFunc func(ctx context.Context, obj runtime.Object, options *metav1.CreateOptions) (FinishFunc, error)
// AfterCreateFunc is the type used for the Store.AfterCreate hook.
type AfterCreateFunc func(obj runtime.Object, options *metav1.CreateOptions)
// BeginUpdateFunc is the type used for the Store.BeginUpdate hook.
type BeginUpdateFunc func(ctx context.Context, obj, old runtime.Object, options *metav1.UpdateOptions) (FinishFunc, error)
// AfterUpdateFunc is the type used for the Store.AfterUpdate hook.
type AfterUpdateFunc func(obj runtime.Object, options *metav1.UpdateOptions)
// GenericStore interface can be used for type assertions when we need to access the underlying strategies.
type GenericStore interface {
@ -63,10 +76,11 @@ type GenericStore interface {
GetExportStrategy() rest.RESTExportStrategy
}
// Store implements pkg/api/rest.StandardStorage. It's intended to be
// embeddable and allows the consumer to implement any non-generic functions
// that are required. This object is intended to be copyable so that it can be
// used in different ways but share the same underlying behavior.
// Store implements k8s.io/apiserver/pkg/registry/rest.StandardStorage. It's
// intended to be embeddable and allows the consumer to implement any
// non-generic functions that are required. This object is intended to be
// copyable so that it can be used in different ways but share the same
// underlying behavior.
//
// All fields are required unless specified.
//
@ -145,24 +159,37 @@ type Store struct {
// integrations that are above storage and should only be used for
// specific cases where storage of the value is not appropriate, since
// they cannot be watched.
Decorator ObjectFunc
Decorator func(runtime.Object)
// CreateStrategy implements resource-specific behavior during creation.
CreateStrategy rest.RESTCreateStrategy
// BeginCreate is an optional hook that returns a "transaction-like"
// commit/revert function which will be called at the end of the operation,
// but before AfterCreate and Decorator, indicating via the argument
// whether the operation succeeded. If this returns an error, the function
// is not called. Almost nobody should use this hook.
BeginCreate BeginCreateFunc
// AfterCreate implements a further operation to run after a resource is
// created and before it is decorated, optional.
AfterCreate ObjectFunc
AfterCreate AfterCreateFunc
// UpdateStrategy implements resource-specific behavior during updates.
UpdateStrategy rest.RESTUpdateStrategy
// BeginUpdate is an optional hook that returns a "transaction-like"
// commit/revert function which will be called at the end of the operation,
// but before AfterUpdate and Decorator, indicating via the argument
// whether the operation succeeded. If this returns an error, the function
// is not called. Almost nobody should use this hook.
BeginUpdate BeginUpdateFunc
// AfterUpdate implements a further operation to run after a resource is
// updated and before it is decorated, optional.
AfterUpdate ObjectFunc
AfterUpdate AfterUpdateFunc
// DeleteStrategy implements resource-specific behavior during deletion.
DeleteStrategy rest.RESTDeleteStrategy
// AfterDelete implements a further operation to run after a resource is
// deleted and before it is decorated, optional.
AfterDelete ObjectFunc
AfterDelete AfterDeleteFunc
// ReturnDeletedObject determines whether the Store returns the object
// that was deleted. Otherwise, return a generic success status response.
ReturnDeletedObject bool
@ -171,9 +198,11 @@ type Store struct {
// If specified, this is checked in addition to standard finalizer,
// deletionTimestamp, and deletionGracePeriodSeconds checks.
ShouldDeleteDuringUpdate func(ctx context.Context, key string, obj, existing runtime.Object) bool
// ExportStrategy implements resource-specific behavior during export,
// optional. Exported objects are not decorated.
ExportStrategy rest.RESTExportStrategy
// TableConvertor is an optional interface for transforming items or lists
// of items into tabular output. If unset, the default will be used.
TableConvertor rest.TableConvertor
@ -304,9 +333,7 @@ func (e *Store) List(ctx context.Context, options *metainternalversion.ListOptio
return nil, err
}
if e.Decorator != nil {
if err := e.Decorator(out); err != nil {
return nil, err
}
e.Decorator(out)
}
return out, nil
}
@ -335,8 +362,24 @@ func (e *Store) ListPredicate(ctx context.Context, p storage.SelectionPredicate,
return list, storeerr.InterpretListError(err, qualifiedResource)
}
// finishNothing is a do-nothing FinishFunc.
func finishNothing(context.Context, bool) {}
// Create inserts a new item according to the unique key from the object.
func (e *Store) Create(ctx context.Context, obj runtime.Object, createValidation rest.ValidateObjectFunc, options *metav1.CreateOptions) (runtime.Object, error) {
var finishCreate FinishFunc = finishNothing
if e.BeginCreate != nil {
fn, err := e.BeginCreate(ctx, obj, options)
if err != nil {
return nil, err
}
finishCreate = fn
defer func() {
finishCreate(ctx, false)
}()
}
if err := rest.BeforeCreate(e.CreateStrategy, ctx, obj); err != nil {
return nil, err
}
@ -381,15 +424,17 @@ func (e *Store) Create(ctx context.Context, obj runtime.Object, createValidation
}
return nil, err
}
// The operation has succeeded. Call the finish function if there is one,
// and then make sure the defer doesn't call it again.
fn := finishCreate
finishCreate = finishNothing
fn(ctx, true)
if e.AfterCreate != nil {
if err := e.AfterCreate(out); err != nil {
return nil, err
}
e.AfterCreate(out, options)
}
if e.Decorator != nil {
if err := e.Decorator(out); err != nil {
return nil, err
}
e.Decorator(out)
}
return out, nil
}
@ -424,16 +469,16 @@ func ShouldDeleteDuringUpdate(ctx context.Context, key string, obj, existing run
// deleteWithoutFinalizers handles deleting an object ignoring its finalizer list.
// Used for objects that are either been finalized or have never initialized.
func (e *Store) deleteWithoutFinalizers(ctx context.Context, name, key string, obj runtime.Object, preconditions *storage.Preconditions, dryRun bool) (runtime.Object, bool, error) {
func (e *Store) deleteWithoutFinalizers(ctx context.Context, name, key string, obj runtime.Object, preconditions *storage.Preconditions, options *metav1.DeleteOptions) (runtime.Object, bool, error) {
out := e.NewFunc()
klog.V(6).Infof("going to delete %s from registry, triggered by update", name)
// Using the rest.ValidateAllObjectFunc because the request is an UPDATE request and has already passed the admission for the UPDATE verb.
if err := e.Storage.Delete(ctx, key, out, preconditions, rest.ValidateAllObjectFunc, dryRun, nil); err != nil {
if err := e.Storage.Delete(ctx, key, out, preconditions, rest.ValidateAllObjectFunc, dryrun.IsDryRun(options.DryRun), nil); err != nil {
// Deletion is racy, i.e., there could be multiple update
// requests to remove all finalizers from the object, so we
// ignore the NotFound error.
if storage.IsNotFound(err) {
_, err := e.finalizeDelete(ctx, obj, true)
_, err := e.finalizeDelete(ctx, obj, true, options)
// clients are expecting an updated object if a PUT succeeded,
// but finalizeDelete returns a metav1.Status, so return
// the object in the request instead.
@ -441,7 +486,7 @@ func (e *Store) deleteWithoutFinalizers(ctx context.Context, name, key string, o
}
return nil, false, storeerr.InterpretDeleteError(err, e.qualifiedResourceFromContext(ctx), name)
}
_, err := e.finalizeDelete(ctx, out, true)
_, err := e.finalizeDelete(ctx, out, true, options)
// clients are expecting an updated object if a PUT succeeded, but
// finalizeDelete returns a metav1.Status, so return the object in
// the request instead.
@ -500,6 +545,19 @@ func (e *Store) Update(ctx context.Context, name string, objInfo rest.UpdatedObj
doUnconditionalUpdate := newResourceVersion == 0 && e.UpdateStrategy.AllowUnconditionalUpdate()
if existingResourceVersion == 0 {
var finishCreate FinishFunc = finishNothing
if e.BeginCreate != nil {
fn, err := e.BeginCreate(ctx, obj, newCreateOptionsFromUpdateOptions(options))
if err != nil {
return nil, nil, err
}
finishCreate = fn
defer func() {
finishCreate(ctx, false)
}()
}
creating = true
creatingObj = obj
if err := rest.BeforeCreate(e.CreateStrategy, ctx, obj); err != nil {
@ -517,6 +575,12 @@ func (e *Store) Update(ctx context.Context, name string, objInfo rest.UpdatedObj
return nil, nil, err
}
// The operation has succeeded. Call the finish function if there is one,
// and then make sure the defer doesn't call it again.
fn := finishCreate
finishCreate = finishNothing
fn(ctx, true)
return obj, &ttl, nil
}
@ -544,6 +608,20 @@ func (e *Store) Update(ctx context.Context, name string, objInfo rest.UpdatedObj
return nil, nil, apierrors.NewConflict(qualifiedResource, name, fmt.Errorf(OptimisticLockErrorMsg))
}
}
var finishUpdate FinishFunc = finishNothing
if e.BeginUpdate != nil {
fn, err := e.BeginUpdate(ctx, obj, existing, options)
if err != nil {
return nil, nil, err
}
finishUpdate = fn
defer func() {
finishUpdate(ctx, false)
}()
}
if err := rest.BeforeUpdate(e.UpdateStrategy, ctx, obj, existing); err != nil {
return nil, nil, err
}
@ -564,6 +642,13 @@ func (e *Store) Update(ctx context.Context, name string, objInfo rest.UpdatedObj
if err != nil {
return nil, nil, err
}
// The operation has succeeded. Call the finish function if there is one,
// and then make sure the defer doesn't call it again.
fn := finishUpdate
finishUpdate = finishNothing
fn(ctx, true)
if int64(ttl) != res.TTL {
return obj, &ttl, nil
}
@ -573,7 +658,7 @@ func (e *Store) Update(ctx context.Context, name string, objInfo rest.UpdatedObj
if err != nil {
// delete the object
if err == errEmptiedFinalizers {
return e.deleteWithoutFinalizers(ctx, name, key, deleteObj, storagePreconditions, dryrun.IsDryRun(options.DryRun))
return e.deleteWithoutFinalizers(ctx, name, key, deleteObj, storagePreconditions, newDeleteOptionsFromUpdateOptions(options))
}
if creating {
err = storeerr.InterpretCreateError(err, qualifiedResource, name)
@ -586,25 +671,40 @@ func (e *Store) Update(ctx context.Context, name string, objInfo rest.UpdatedObj
if creating {
if e.AfterCreate != nil {
if err := e.AfterCreate(out); err != nil {
return nil, false, err
}
e.AfterCreate(out, newCreateOptionsFromUpdateOptions(options))
}
} else {
if e.AfterUpdate != nil {
if err := e.AfterUpdate(out); err != nil {
return nil, false, err
}
e.AfterUpdate(out, options)
}
}
if e.Decorator != nil {
if err := e.Decorator(out); err != nil {
return nil, false, err
}
e.Decorator(out)
}
return out, creating, nil
}
// This is a helper to convert UpdateOptions to CreateOptions for the
// create-on-update path.
func newCreateOptionsFromUpdateOptions(in *metav1.UpdateOptions) *metav1.CreateOptions {
co := &metav1.CreateOptions{
DryRun: in.DryRun,
FieldManager: in.FieldManager,
}
co.TypeMeta.SetGroupVersionKind(metav1.SchemeGroupVersion.WithKind("CreateOptions"))
return co
}
// This is a helper to convert UpdateOptions to DeleteOptions for the
// delete-on-update path.
func newDeleteOptionsFromUpdateOptions(in *metav1.UpdateOptions) *metav1.DeleteOptions {
do := &metav1.DeleteOptions{
DryRun: in.DryRun,
}
do.TypeMeta.SetGroupVersionKind(metav1.SchemeGroupVersion.WithKind("DeleteOptions"))
return do
}
// Get retrieves the item from storage.
func (e *Store) Get(ctx context.Context, name string, options *metav1.GetOptions) (runtime.Object, error) {
obj := e.NewFunc()
@ -616,9 +716,7 @@ func (e *Store) Get(ctx context.Context, name string, options *metav1.GetOptions
return nil, storeerr.InterpretGetError(err, e.qualifiedResourceFromContext(ctx), name)
}
if e.Decorator != nil {
if err := e.Decorator(obj); err != nil {
return nil, err
}
e.Decorator(obj)
}
return obj, nil
}
@ -879,7 +977,7 @@ func (e *Store) updateForGracefulDeletionAndFinalizers(ctx context.Context, name
// we should fall through and truly delete the object.
return nil, false, true, out, lastExisting
case errAlreadyDeleting:
out, err = e.finalizeDelete(ctx, in, true)
out, err = e.finalizeDelete(ctx, in, true, options)
return err, false, false, out, lastExisting
default:
return storeerr.InterpretUpdateError(err, e.qualifiedResourceFromContext(ctx), name), false, false, out, lastExisting
@ -913,7 +1011,7 @@ func (e *Store) Delete(ctx context.Context, name string, deleteValidation rest.V
}
// this means finalizers cannot be updated via DeleteOptions if a deletion is already pending
if pendingGraceful {
out, err := e.finalizeDelete(ctx, obj, false)
out, err := e.finalizeDelete(ctx, obj, false, options)
return out, false, err
}
// check if obj has pending finalizers
@ -969,12 +1067,12 @@ func (e *Store) Delete(ctx context.Context, name string, deleteValidation rest.V
if storage.IsNotFound(err) && ignoreNotFound && lastExisting != nil {
// The lastExisting object may not be the last state of the object
// before its deletion, but it's the best approximation.
out, err := e.finalizeDelete(ctx, lastExisting, true)
out, err := e.finalizeDelete(ctx, lastExisting, true, options)
return out, true, err
}
return nil, false, storeerr.InterpretDeleteError(err, qualifiedResource, name)
}
out, err = e.finalizeDelete(ctx, out, true)
out, err = e.finalizeDelete(ctx, out, true, options)
return out, true, err
}
@ -1072,17 +1170,13 @@ func (e *Store) DeleteCollection(ctx context.Context, deleteValidation rest.Vali
// finalizeDelete runs the Store's AfterDelete hook if runHooks is set and
// returns the decorated deleted object if appropriate.
func (e *Store) finalizeDelete(ctx context.Context, obj runtime.Object, runHooks bool) (runtime.Object, error) {
func (e *Store) finalizeDelete(ctx context.Context, obj runtime.Object, runHooks bool, options *metav1.DeleteOptions) (runtime.Object, error) {
if runHooks && e.AfterDelete != nil {
if err := e.AfterDelete(obj); err != nil {
return nil, err
}
e.AfterDelete(obj, options)
}
if e.ReturnDeletedObject {
if e.Decorator != nil {
if err := e.Decorator(obj); err != nil {
return nil, err
}
e.Decorator(obj)
}
return obj, nil
}

698
staging/src/k8s.io/apiserver/pkg/registry/generic/registry/store_test.go
View File

@ -18,6 +18,7 @@ package registry
import (
"context"
"encoding/json"
"fmt"
"path"
"reflect"
@ -27,6 +28,7 @@ import (
"testing"
"time"
fuzz "github.com/google/gofuzz"
apitesting "k8s.io/apimachinery/pkg/api/apitesting"
apiequality "k8s.io/apimachinery/pkg/api/equality"
"k8s.io/apimachinery/pkg/api/errors"
@ -310,11 +312,6 @@ func TestStoreCreate(t *testing.T) {
// re-define delete strategy to have graceful delete capability
defaultDeleteStrategy := testRESTStrategy{scheme, names.SimpleNameGenerator, true, false, true}
registry.DeleteStrategy = testGracefulStrategy{defaultDeleteStrategy}
registry.Decorator = func(obj runtime.Object) error {
pod := obj.(*example.Pod)
pod.Status.Phase = example.PodPhase("Testing")
return nil
}
// create the object with denying admission
_, err := registry.Create(testContext, podA, denyCreateValidation, &metav1.CreateOptions{})
@ -328,11 +325,6 @@ func TestStoreCreate(t *testing.T) {
t.Errorf("Unexpected error: %v", err)
}
// verify the decorator was called
if objA.(*example.Pod).Status.Phase != example.PodPhase("Testing") {
t.Errorf("Decorator was not called: %#v", objA)
}
// get the object
checkobj, err := registry.Get(testContext, podA.Name, &metav1.GetOptions{})
if err != nil {
@ -376,6 +368,261 @@ func TestStoreCreate(t *testing.T) {
}
}
func TestNewCreateOptionsFromUpdateOptions(t *testing.T) {
f := fuzz.New().NilChance(0.0).NumElements(1, 1)
// The goal here is to trigger when any changes are made to either
// CreateOptions or UpdateOptions types, so we can update the converter.
for i := 0; i < 20; i++ {
in := &metav1.UpdateOptions{}
f.Fuzz(in)
in.TypeMeta.SetGroupVersionKind(metav1.SchemeGroupVersion.WithKind("CreateOptions"))
out := newCreateOptionsFromUpdateOptions(in)
// This sequence is intending to elide type information, but produce an
// intermediate structure (map) that can be manually patched up to make
// the comparison work as needed.
// Convert both structs to maps of primitives.
inBytes, err := json.Marshal(in)
if err != nil {
t.Fatalf("failed to json.Marshal(in): %v", err)
}
outBytes, err := json.Marshal(out)
if err != nil {
t.Fatalf("failed to json.Marshal(out): %v", err)
}
inMap := map[string]interface{}{}
if err := json.Unmarshal(inBytes, &inMap); err != nil {
t.Fatalf("failed to json.Unmarshal(in): %v", err)
}
outMap := map[string]interface{}{}
if err := json.Unmarshal(outBytes, &outMap); err != nil {
t.Fatalf("failed to json.Unmarshal(out): %v", err)
}
// Patch the maps to handle any expected differences before we compare
// - none for now.
// Compare the results.
inBytes, err = json.Marshal(inMap)
if err != nil {
t.Fatalf("failed to json.Marshal(in): %v", err)
}
outBytes, err = json.Marshal(outMap)
if err != nil {
t.Fatalf("failed to json.Marshal(out): %v", err)
}
if i, o := string(inBytes), string(outBytes); i != o {
t.Fatalf("output != input:\n want: %s\n got: %s", i, o)
}
}
}
func TestNewDeleteOptionsFromUpdateOptions(t *testing.T) {
f := fuzz.New().NilChance(0.0).NumElements(1, 1)
// The goal here is to trigger when any changes are made to either
// DeleteOptions or UpdateOptions types, so we can update the converter.
for i := 0; i < 20; i++ {
in := &metav1.UpdateOptions{}
f.Fuzz(in)
in.TypeMeta.SetGroupVersionKind(metav1.SchemeGroupVersion.WithKind("DeleteOptions"))
out := newDeleteOptionsFromUpdateOptions(in)
// This sequence is intending to elide type information, but produce an
// intermediate structure (map) that can be manually patched up to make
// the comparison work as needed.
// Convert both structs to maps of primitives.
inBytes, err := json.Marshal(in)
if err != nil {
t.Fatalf("failed to json.Marshal(in): %v", err)
}
outBytes, err := json.Marshal(out)
if err != nil {
t.Fatalf("failed to json.Marshal(out): %v", err)
}
inMap := map[string]interface{}{}
if err := json.Unmarshal(inBytes, &inMap); err != nil {
t.Fatalf("failed to json.Unmarshal(in): %v", err)
}
outMap := map[string]interface{}{}
if err := json.Unmarshal(outBytes, &outMap); err != nil {
t.Fatalf("failed to json.Unmarshal(out): %v", err)
}
// Patch the maps to handle any expected differences before we compare.
// DeleteOptions does not have these fields.
delete(inMap, "fieldManager")
// UpdateOptions does not have these fields.
delete(outMap, "gracePeriodSeconds")
delete(outMap, "preconditions")
delete(outMap, "orphanDependents")
delete(outMap, "propagationPolicy")
// Compare the results.
inBytes, err = json.Marshal(inMap)
if err != nil {
t.Fatalf("failed to json.Marshal(in): %v", err)
}
outBytes, err = json.Marshal(outMap)
if err != nil {
t.Fatalf("failed to json.Marshal(out): %v", err)
}
if i, o := string(inBytes), string(outBytes); i != o {
t.Fatalf("output != input:\n want: %s\n got: %s", i, o)
}
}
}
func TestStoreCreateHooks(t *testing.T) {
// To track which hooks were called in what order. Not all hooks can
// mutate the object.
var milestones []string
setAnn := func(obj runtime.Object, key string) {
pod := obj.(*example.Pod)
if pod.Annotations == nil {
pod.Annotations = make(map[string]string)
}
pod.Annotations[key] = "true"
}
mile := func(s string) {
milestones = append(milestones, s)
}
testCases := []struct {
name string
decorator func(runtime.Object)
beginCreate BeginCreateFunc
afterCreate AfterCreateFunc
// the TTLFunc is an easy hook to force a failure
ttl func(obj runtime.Object, existing uint64, update bool) (uint64, error)
expectError bool
expectAnnotation string // to test object mutations
expectMilestones []string // to test sequence
}{{
name: "no hooks",
}, {
name: "Decorator mutation",
decorator: func(obj runtime.Object) {
setAnn(obj, "DecoratorWasCalled")
},
expectAnnotation: "DecoratorWasCalled",
}, {
name: "AfterCreate mutation",
afterCreate: func(obj runtime.Object, opts *metav1.CreateOptions) {
setAnn(obj, "AfterCreateWasCalled")
},
expectAnnotation: "AfterCreateWasCalled",
}, {
name: "BeginCreate mutation",
beginCreate: func(_ context.Context, obj runtime.Object, _ *metav1.CreateOptions) (FinishFunc, error) {
setAnn(obj, "BeginCreateWasCalled")
return func(context.Context, bool) {}, nil
},
expectAnnotation: "BeginCreateWasCalled",
}, {
name: "success ordering",
decorator: func(obj runtime.Object) {
mile("Decorator")
},
afterCreate: func(obj runtime.Object, opts *metav1.CreateOptions) {
mile("AfterCreate")
},
beginCreate: func(_ context.Context, obj runtime.Object, _ *metav1.CreateOptions) (FinishFunc, error) {
mile("BeginCreate")
return func(_ context.Context, success bool) {
mile(fmt.Sprintf("FinishCreate(%v)", success))
}, nil
},
expectMilestones: []string{"BeginCreate", "FinishCreate(true)", "AfterCreate", "Decorator"},
}, {
name: "fail ordering",
decorator: func(obj runtime.Object) {
mile("Decorator")
},
afterCreate: func(obj runtime.Object, opts *metav1.CreateOptions) {
mile("AfterCreate")
},
beginCreate: func(_ context.Context, obj runtime.Object, _ *metav1.CreateOptions) (FinishFunc, error) {
mile("BeginCreate")
return func(_ context.Context, success bool) {
mile(fmt.Sprintf("FinishCreate(%v)", success))
}, nil
},
ttl: func(_ runtime.Object, existing uint64, _ bool) (uint64, error) {
mile("TTLError")
return existing, fmt.Errorf("TTL fail")
},
expectMilestones: []string{"BeginCreate", "TTLError", "FinishCreate(false)"},
expectError: true,
}, {
name: "fail BeginCreate ordering",
expectError: true,
decorator: func(obj runtime.Object) {
mile("Decorator")
},
afterCreate: func(obj runtime.Object, opts *metav1.CreateOptions) {
mile("AfterCreate")
},
beginCreate: func(_ context.Context, obj runtime.Object, _ *metav1.CreateOptions) (FinishFunc, error) {
mile("BeginCreate")
return func(_ context.Context, success bool) {
mile(fmt.Sprintf("FinishCreate(%v)", success))
}, fmt.Errorf("begin")
},
expectMilestones: []string{"BeginCreate"},
}}
for _, tc := range testCases {
t.Run(tc.name, func(t *testing.T) {
pod := &example.Pod{
ObjectMeta: metav1.ObjectMeta{Name: "foo", Namespace: "test"},
Spec: example.PodSpec{NodeName: "machine"},
}
testContext := genericapirequest.WithNamespace(genericapirequest.NewContext(), "test")
destroyFunc, registry := NewTestGenericStoreRegistry(t)
defer destroyFunc()
registry.Decorator = tc.decorator
registry.BeginCreate = tc.beginCreate
registry.AfterCreate = tc.afterCreate
registry.TTLFunc = tc.ttl
// create the object
milestones = nil
obj, err := registry.Create(testContext, pod, rest.ValidateAllObjectFunc, &metav1.CreateOptions{})
if err != nil && !tc.expectError {
t.Fatalf("Unexpected error: %v", err)
}
if err == nil && tc.expectError {
t.Fatalf("Unexpected success")
}
// verify the results
if tc.expectAnnotation != "" {
out := obj.(*example.Pod)
if v, found := out.Annotations[tc.expectAnnotation]; !found {
t.Errorf("Expected annotation %q not found", tc.expectAnnotation)
} else if v != "true" {
t.Errorf("Expected annotation %q has wrong value: %q", tc.expectAnnotation, v)
}
}
if tc.expectMilestones != nil {
if !reflect.DeepEqual(milestones, tc.expectMilestones) {
t.Errorf("Unexpected milestones: wanted %v, got %v", tc.expectMilestones, milestones)
}
}
})
}
}
func isQualifiedResource(err error, kind, group string) bool {
if err.(errors.APIStatus).Status().Details.Kind != kind || err.(errors.APIStatus).Status().Details.Group != group {
return false
@ -531,6 +778,390 @@ func TestNoOpUpdates(t *testing.T) {
}
}
func TestStoreUpdateHooks(t *testing.T) {
// To track which hooks were called in what order. Not all hooks can
// mutate the object.
var milestones []string
setAnn := func(obj runtime.Object, key string) {
pod := obj.(*example.Pod)
if pod.Annotations == nil {
pod.Annotations = make(map[string]string)
}
pod.Annotations[key] = "true"
}
mile := func(s string) {
milestones = append(milestones, s)
}
testCases := []struct {
name string
decorator func(runtime.Object)
// create-on-update is tested elsewhere, but this proves non-use here
beginCreate BeginCreateFunc
afterCreate AfterCreateFunc
beginUpdate BeginUpdateFunc
afterUpdate AfterUpdateFunc
expectError bool
expectAnnotation string // to test object mutations
expectMilestones []string // to test sequence
}{{
name: "no hooks",
}, {
name: "Decorator mutation",
decorator: func(obj runtime.Object) {
setAnn(obj, "DecoratorWasCalled")
},
expectAnnotation: "DecoratorWasCalled",
}, {
name: "AfterUpdate mutation",
afterUpdate: func(obj runtime.Object, opts *metav1.UpdateOptions) {
setAnn(obj, "AfterUpdateWasCalled")
},
expectAnnotation: "AfterUpdateWasCalled",
}, {
name: "BeginUpdate mutation",
beginUpdate: func(_ context.Context, obj, _ runtime.Object, _ *metav1.UpdateOptions) (FinishFunc, error) {
setAnn(obj, "BeginUpdateWasCalled")
return func(context.Context, bool) {}, nil
},
expectAnnotation: "BeginUpdateWasCalled",
}, {
name: "success ordering",
decorator: func(obj runtime.Object) {
mile("Decorator")
},
afterCreate: func(obj runtime.Object, opts *metav1.CreateOptions) {
mile("AfterCreate")
},
beginCreate: func(_ context.Context, obj runtime.Object, _ *metav1.CreateOptions) (FinishFunc, error) {
mile("BeginCreate")
return func(_ context.Context, success bool) {
mile(fmt.Sprintf("FinishCreate(%v)", success))
}, nil
},
afterUpdate: func(obj runtime.Object, opts *metav1.UpdateOptions) {
mile("AfterUpdate")
},
beginUpdate: func(_ context.Context, obj, _ runtime.Object, _ *metav1.UpdateOptions) (FinishFunc, error) {
mile("BeginUpdate")
return func(_ context.Context, success bool) {
mile(fmt.Sprintf("FinishUpdate(%v)", success))
}, nil
},
expectMilestones: []string{"BeginUpdate", "FinishUpdate(true)", "AfterUpdate", "Decorator"},
}, /* fail ordering is covered in TestStoreUpdateHooksInnerRetry */ {
name: "fail BeginUpdate ordering",
expectError: true,
decorator: func(obj runtime.Object) {
mile("Decorator")
},
afterUpdate: func(obj runtime.Object, opts *metav1.UpdateOptions) {
mile("AfterUpdate")
},
beginUpdate: func(_ context.Context, obj, _ runtime.Object, _ *metav1.UpdateOptions) (FinishFunc, error) {
mile("BeginUpdate")
return func(_ context.Context, success bool) {
mile(fmt.Sprintf("FinishUpdate(%v)", success))
}, fmt.Errorf("begin")
},
expectMilestones: []string{"BeginUpdate"},
}}
for _, tc := range testCases {
t.Run(tc.name, func(t *testing.T) {
pod := &example.Pod{
ObjectMeta: metav1.ObjectMeta{Name: "foo", Namespace: "test"},
Spec: example.PodSpec{NodeName: "machine"},
}
testContext := genericapirequest.WithNamespace(genericapirequest.NewContext(), "test")
destroyFunc, registry := NewTestGenericStoreRegistry(t)
defer destroyFunc()
registry.BeginUpdate = tc.beginUpdate
registry.AfterUpdate = tc.afterUpdate
registry.BeginCreate = tc.beginCreate
registry.AfterCreate = tc.afterCreate
_, err := registry.Create(testContext, pod, rest.ValidateAllObjectFunc, &metav1.CreateOptions{})
if err != nil {
t.Fatalf("Unexpected error: %v", err)
}
milestones = nil
registry.Decorator = tc.decorator
obj, _, err := registry.Update(testContext, pod.Name, rest.DefaultUpdatedObjectInfo(pod), rest.ValidateAllObjectFunc, rest.ValidateAllObjectUpdateFunc, false, &metav1.UpdateOptions{})
if err != nil && !tc.expectError {
t.Fatalf("Unexpected error: %v", err)
}
if err == nil && tc.expectError {
t.Fatalf("Unexpected success")
}
// verify the results
if tc.expectAnnotation != "" {
out := obj.(*example.Pod)
if v, found := out.Annotations[tc.expectAnnotation]; !found {
t.Errorf("Expected annotation %q not found", tc.expectAnnotation)
} else if v != "true" {
t.Errorf("Expected annotation %q has wrong value: %q", tc.expectAnnotation, v)
}
}
if tc.expectMilestones != nil {
if !reflect.DeepEqual(milestones, tc.expectMilestones) {
t.Errorf("Unexpected milestones: wanted %v, got %v", tc.expectMilestones, milestones)
}
}
})
}
}
func TestStoreCreateOnUpdateHooks(t *testing.T) {
// To track which hooks were called in what order. Not all hooks can
// mutate the object.
var milestones []string
mile := func(s string) {
milestones = append(milestones, s)
}
testCases := []struct {
name string
decorator func(runtime.Object)
beginCreate BeginCreateFunc
afterCreate AfterCreateFunc
beginUpdate BeginUpdateFunc
afterUpdate AfterUpdateFunc
// the TTLFunc is an easy hook to force a failure
ttl func(obj runtime.Object, existing uint64, update bool) (uint64, error)
expectError bool
expectMilestones []string // to test sequence
}{{
name: "no hooks",
}, {
name: "success ordering",
decorator: func(obj runtime.Object) {
mile("Decorator")
},
afterCreate: func(obj runtime.Object, opts *metav1.CreateOptions) {
mile("AfterCreate")
},
beginCreate: func(_ context.Context, obj runtime.Object, _ *metav1.CreateOptions) (FinishFunc, error) {
mile("BeginCreate")
return func(_ context.Context, success bool) {
mile(fmt.Sprintf("FinishCreate(%v)", success))
}, nil
},
afterUpdate: func(obj runtime.Object, opts *metav1.UpdateOptions) {
mile("AfterUpdate")
},
beginUpdate: func(_ context.Context, obj, _ runtime.Object, _ *metav1.UpdateOptions) (FinishFunc, error) {
mile("BeginUpdate")
return func(_ context.Context, success bool) {
mile(fmt.Sprintf("FinishUpdate(%v)", success))
}, nil
},
expectMilestones: []string{"BeginCreate", "FinishCreate(true)", "AfterCreate", "Decorator"},
}, {
name: "fail ordering",
decorator: func(obj runtime.Object) {
mile("Decorator")
},
afterCreate: func(obj runtime.Object, opts *metav1.CreateOptions) {
mile("AfterCreate")
},
beginCreate: func(_ context.Context, obj runtime.Object, _ *metav1.CreateOptions) (FinishFunc, error) {
mile("BeginCreate")
return func(_ context.Context, success bool) {
mile(fmt.Sprintf("FinishCreate(%v)", success))
}, nil
},
afterUpdate: func(obj runtime.Object, opts *metav1.UpdateOptions) {
mile("AfterUpdate")
},
beginUpdate: func(_ context.Context, obj, _ runtime.Object, _ *metav1.UpdateOptions) (FinishFunc, error) {
mile("BeginUpdate")
return func(_ context.Context, success bool) {
mile(fmt.Sprintf("FinishUpdate(%v)", success))
}, nil
},
ttl: func(_ runtime.Object, existing uint64, _ bool) (uint64, error) {
mile("TTLError")
return existing, fmt.Errorf("TTL fail")
},
expectMilestones: []string{"BeginCreate", "TTLError", "FinishCreate(false)"},
expectError: true,
}, {
name: "fail BeginCreate ordering",
expectError: true,
decorator: func(obj runtime.Object) {
mile("Decorator")
},
afterCreate: func(obj runtime.Object, opts *metav1.CreateOptions) {
mile("AfterCreate")
},
beginCreate: func(_ context.Context, obj runtime.Object, _ *metav1.CreateOptions) (FinishFunc, error) {
mile("BeginCreate")
return func(_ context.Context, success bool) {
mile(fmt.Sprintf("FinishCreate(%v)", success))
}, fmt.Errorf("begin")
},
afterUpdate: func(obj runtime.Object, opts *metav1.UpdateOptions) {
mile("AfterUpdate")
},
beginUpdate: func(_ context.Context, obj, _ runtime.Object, _ *metav1.UpdateOptions) (FinishFunc, error) {
mile("BeginUpdate")
return func(_ context.Context, success bool) {
mile(fmt.Sprintf("FinishUpdate(%v)", success))
}, nil
},
expectMilestones: []string{"BeginCreate"},
}}
for _, tc := range testCases {
t.Run(tc.name, func(t *testing.T) {
pod := &example.Pod{
ObjectMeta: metav1.ObjectMeta{Name: "foo", Namespace: "test"},
Spec: example.PodSpec{NodeName: "machine"},
}
testContext := genericapirequest.WithNamespace(genericapirequest.NewContext(), "test")
destroyFunc, registry := NewTestGenericStoreRegistry(t)
defer destroyFunc()
registry.Decorator = tc.decorator
registry.UpdateStrategy.(*testRESTStrategy).allowCreateOnUpdate = true
registry.BeginUpdate = tc.beginUpdate
registry.AfterUpdate = tc.afterUpdate
registry.BeginCreate = tc.beginCreate
registry.AfterCreate = tc.afterCreate
registry.TTLFunc = tc.ttl
// NB: did not create it first.
milestones = nil
_, _, err := registry.Update(testContext, pod.Name, rest.DefaultUpdatedObjectInfo(pod), rest.ValidateAllObjectFunc, rest.ValidateAllObjectUpdateFunc, false, &metav1.UpdateOptions{})
if err != nil && !tc.expectError {
t.Fatalf("Unexpected error: %v", err)
}
if err == nil && tc.expectError {
t.Fatalf("Unexpected success")
}
// verify the results
if tc.expectMilestones != nil {
if !reflect.DeepEqual(milestones, tc.expectMilestones) {
t.Errorf("Unexpected milestones: wanted %v, got %v", tc.expectMilestones, milestones)
}
}
})
}
}
func TestStoreUpdateHooksInnerRetry(t *testing.T) {
// To track which hooks were called in what order. Not all hooks can
// mutate the object.
var milestones []string
mile := func(s string) {
milestones = append(milestones, s)
}
ttlFailDone := false
ttlFailOnce := func(_ runtime.Object, existing uint64, _ bool) (uint64, error) {
if ttlFailDone {
mile("TTL")
return existing, nil
}
ttlFailDone = true
mile("TTLError")
return existing, fmt.Errorf("TTL fail")
}
ttlFailAlways := func(_ runtime.Object, existing uint64, _ bool) (uint64, error) {
mile("TTLError")
return existing, fmt.Errorf("TTL fail")
}
testCases := []struct {
name string
decorator func(runtime.Object)
beginUpdate func(context.Context, runtime.Object, runtime.Object, *metav1.UpdateOptions) (FinishFunc, error)
afterUpdate AfterUpdateFunc
// the TTLFunc is an easy hook to force an inner-loop retry
ttl func(obj runtime.Object, existing uint64, update bool) (uint64, error)
expectError bool
expectMilestones []string // to test sequence
}{{
name: "inner retry success",
decorator: func(obj runtime.Object) {
mile("Decorator")
},
afterUpdate: func(obj runtime.Object, opts *metav1.UpdateOptions) {
mile("AfterUpdate")
},
beginUpdate: func(_ context.Context, obj, _ runtime.Object, _ *metav1.UpdateOptions) (FinishFunc, error) {
mile("BeginUpdate")
return func(_ context.Context, success bool) {
mile(fmt.Sprintf("FinishUpdate(%v)", success))
}, nil
},
ttl: ttlFailOnce,
expectMilestones: []string{"BeginUpdate", "TTLError", "FinishUpdate(false)", "BeginUpdate", "TTL", "FinishUpdate(true)", "AfterUpdate", "Decorator"},
}, {
name: "inner retry fail",
decorator: func(obj runtime.Object) {
mile("Decorator")
},
afterUpdate: func(obj runtime.Object, opts *metav1.UpdateOptions) {
mile("AfterUpdate")
},
beginUpdate: func(_ context.Context, obj, _ runtime.Object, _ *metav1.UpdateOptions) (FinishFunc, error) {
mile("BeginUpdate")
return func(_ context.Context, success bool) {
mile(fmt.Sprintf("FinishUpdate(%v)", success))
}, nil
},
ttl: ttlFailAlways,
expectError: true,
expectMilestones: []string{"BeginUpdate", "TTLError", "FinishUpdate(false)", "BeginUpdate", "TTLError", "FinishUpdate(false)"},
}}
for _, tc := range testCases {
t.Run(tc.name, func(t *testing.T) {
pod := &example.Pod{
ObjectMeta: metav1.ObjectMeta{Name: "foo", Namespace: "test"},
Spec: example.PodSpec{NodeName: "machine"},
}
testContext := genericapirequest.WithNamespace(genericapirequest.NewContext(), "test")
destroyFunc, registry := NewTestGenericStoreRegistry(t)
defer destroyFunc()
registry.BeginUpdate = tc.beginUpdate
registry.AfterUpdate = tc.afterUpdate
created, err := registry.Create(testContext, pod, rest.ValidateAllObjectFunc, &metav1.CreateOptions{})
if err != nil {
t.Fatalf("Unexpected error: %v", err)
}
milestones = nil
registry.Decorator = tc.decorator
ttlFailDone = false
registry.TTLFunc = tc.ttl
registry.Storage.Storage = &staleGuaranteedUpdateStorage{Interface: registry.Storage.Storage, cachedObj: created}
_, _, err = registry.Update(testContext, pod.Name, rest.DefaultUpdatedObjectInfo(pod), rest.ValidateAllObjectFunc, rest.ValidateAllObjectUpdateFunc, false, &metav1.UpdateOptions{})
if err != nil && !tc.expectError {
t.Fatalf("Unexpected error: %v", err)
}
if err == nil && tc.expectError {
t.Fatalf("Unexpected success")
}
// verify the results
if tc.expectMilestones != nil {
if !reflect.DeepEqual(milestones, tc.expectMilestones) {
t.Errorf("Unexpected milestones: wanted %v, got %v", tc.expectMilestones, milestones)
}
}
})
}
}
// TODO: Add a test to check no-op update if we have object with ResourceVersion
// already stored in etcd. Currently there is no easy way to store object with
// ResourceVersion in etcd.
@ -660,11 +1291,19 @@ func TestStoreDelete(t *testing.T) {
destroyFunc, registry := NewTestGenericStoreRegistry(t)
defer destroyFunc()
afterWasCalled := false
registry.AfterDelete = func(obj runtime.Object, options *metav1.DeleteOptions) {
afterWasCalled = true
}
// test failure condition
_, _, err := registry.Delete(testContext, podA.Name, rest.ValidateAllObjectFunc, nil)
if !errors.IsNotFound(err) {
t.Errorf("Unexpected error: %v", err)
}
if afterWasCalled {
t.Errorf("Unexpected call to AfterDelete")
}
// create pod
_, err = registry.Create(testContext, podA, rest.ValidateAllObjectFunc, &metav1.CreateOptions{})
@ -680,6 +1319,9 @@ func TestStoreDelete(t *testing.T) {
if !wasDeleted {
t.Errorf("unexpected, pod %s should have been deleted immediately", podA.Name)
}
if !afterWasCalled {
t.Errorf("Expected call to AfterDelete, but got none")
}
// try to get a item which should be deleted
_, err = registry.Get(testContext, podA.Name, &metav1.GetOptions{})
@ -795,11 +1437,18 @@ func TestGracefulStoreHandleFinalizers(t *testing.T) {
registry.DeleteStrategy = testGracefulStrategy{defaultDeleteStrategy}
defer destroyFunc()
afterWasCalled := false
registry.AfterDelete = func(obj runtime.Object, options *metav1.DeleteOptions) {
afterWasCalled = true
}
gcStates := []bool{true, false}
for _, gcEnabled := range gcStates {
t.Logf("garbage collection enabled: %t", gcEnabled)
registry.EnableGarbageCollection = gcEnabled
afterWasCalled = false // reset
// create pod
_, err := registry.Create(testContext, podWithFinalizer, rest.ValidateAllObjectFunc, &metav1.CreateOptions{})
if err != nil {
@ -814,6 +1463,9 @@ func TestGracefulStoreHandleFinalizers(t *testing.T) {
if wasDeleted {
t.Errorf("unexpected, pod %s should not have been deleted immediately", podWithFinalizer.Name)
}
if afterWasCalled {
t.Errorf("unexpected, AfterDelete() was called")
}
_, err = registry.Get(testContext, podWithFinalizer.Name, &metav1.GetOptions{})
if err != nil {
t.Fatalf("Unexpected error: %v", err)
@ -827,6 +1479,9 @@ func TestGracefulStoreHandleFinalizers(t *testing.T) {
if err != nil {
t.Fatalf("Unexpected error: %v", err)
}
if afterWasCalled {
t.Errorf("unexpected, AfterDelete() was called")
}
// the object should still exist, because it still has a finalizer
_, err = registry.Get(testContext, podWithFinalizer.Name, &metav1.GetOptions{})
@ -842,6 +1497,9 @@ func TestGracefulStoreHandleFinalizers(t *testing.T) {
if err != nil {
t.Fatalf("Unexpected error: %v", err)
}
if !afterWasCalled {
t.Errorf("unexpected, AfterDelete() was not called")
}
// the pod should be removed, because its finalizer is removed
_, err = registry.Get(testContext, podWithFinalizer.Name, &metav1.GetOptions{})
if !errors.IsNotFound(err) {
@ -859,13 +1517,20 @@ func TestNonGracefulStoreHandleFinalizers(t *testing.T) {
testContext := genericapirequest.WithNamespace(genericapirequest.NewContext(), "test")
destroyFunc, registry := NewTestGenericStoreRegistry(t)
defer destroyFunc()
afterWasCalled := false
registry.AfterDelete = func(obj runtime.Object, options *metav1.DeleteOptions) {
afterWasCalled = true
}
gcStates := []bool{true, false}
for _, gcEnabled := range gcStates {
t.Logf("garbage collection enabled: %t", gcEnabled)
registry.EnableGarbageCollection = gcEnabled
afterWasCalled = false // reset
// create pod
_, err := registry.Create(testContext, podWithFinalizer, rest.ValidateAllObjectFunc, &metav1.CreateOptions{})
if err != nil {
@ -880,6 +1545,9 @@ func TestNonGracefulStoreHandleFinalizers(t *testing.T) {
if wasDeleted {
t.Errorf("unexpected, pod %s should not have been deleted immediately", podWithFinalizer.Name)
}
if afterWasCalled {
t.Errorf("unexpected, AfterDelete() was called")
}
// the object should still exist
obj, err := registry.Get(testContext, podWithFinalizer.Name, &metav1.GetOptions{})
@ -908,6 +1576,9 @@ func TestNonGracefulStoreHandleFinalizers(t *testing.T) {
if err != nil {
t.Errorf("Unexpected error: %v", err)
}
if afterWasCalled {
t.Errorf("unexpected, AfterDelete() was called")
}
// the object should still exist, because it still has a finalizer
obj, err = registry.Get(testContext, podWithFinalizer.Name, &metav1.GetOptions{})
@ -927,6 +1598,9 @@ func TestNonGracefulStoreHandleFinalizers(t *testing.T) {
if err != nil {
t.Errorf("Unexpected error: %v", err)
}
if !afterWasCalled {
t.Errorf("unexpected, AfterDelete() was not called")
}
// the pod should be removed, because its finalizer is removed
_, err = registry.Get(testContext, podWithFinalizer.Name, &metav1.GetOptions{})
if !errors.IsNotFound(err) {
@ -1677,7 +2351,7 @@ func TestFinalizeDelete(t *testing.T) {
obj := &example.Pod{
ObjectMeta: metav1.ObjectMeta{Name: "foo", UID: "random-uid"},
}
result, err := s.finalizeDelete(genericapirequest.NewContext(), obj, false)
result, err := s.finalizeDelete(genericapirequest.NewContext(), obj, false, &metav1.DeleteOptions{})
if err != nil {
t.Fatalf("unexpected err: %s", err)
}

2
staging/src/k8s.io/apiserver/pkg/registry/rest/rest.go
View File

@ -214,7 +214,7 @@ type UpdatedObjectInfo interface {
}
// ValidateObjectFunc is a function to act on a given object. An error may be returned
// if the hook cannot be completed. An ObjectFunc may NOT transform the provided
// if the hook cannot be completed. A ValidateObjectFunc may NOT transform the provided
// object.
type ValidateObjectFunc func(ctx context.Context, obj runtime.Object) error