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Stop setting SelfLink in kube-apiserver.

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This commit is contained in:
wojtekt 2019-07-26 15:48:37 +02:00
parent d159ae3545
commit 2539912a22
10 changed files with 80 additions and 47 deletions
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5
staging/src/k8s.io/apiextensions-apiserver/test/integration/basic_test.go
View File

@ -35,7 +35,10 @@ import (
"k8s.io/apimachinery/pkg/types"
"k8s.io/apimachinery/pkg/util/wait"
"k8s.io/apimachinery/pkg/watch"
"k8s.io/apiserver/pkg/features"
utilfeature "k8s.io/apiserver/pkg/util/feature"
"k8s.io/client-go/dynamic"
featuregatetesting "k8s.io/component-base/featuregate/testing"
)
func TestServerUp(t *testing.T) {
@ -624,6 +627,8 @@ func TestSameNameDiffNamespace(t *testing.T) {
}
func TestSelfLink(t *testing.T) {
defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.RemoveSelfLink, false)()
tearDown, apiExtensionClient, dynamicClient, err := fixtures.StartDefaultServerWithClients(t)
if err != nil {
t.Fatal(err)

12
staging/src/k8s.io/apiextensions-apiserver/test/integration/subresources_test.go
View File

@ -31,6 +31,8 @@ import (
"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
"k8s.io/apimachinery/pkg/runtime/schema"
"k8s.io/apimachinery/pkg/types"
"k8s.io/apiserver/pkg/features"
utilfeature "k8s.io/apiserver/pkg/util/feature"
"k8s.io/client-go/dynamic"
apiextensionsv1beta1 "k8s.io/apiextensions-apiserver/pkg/apis/apiextensions/v1beta1"
@ -340,10 +342,12 @@ func TestScaleSubresource(t *testing.T) {
t.Fatalf("Scale.Status.Selector: expected: %v, got: %v", "bar", gottenScale.Status.Selector)
}
// check self link
expectedSelfLink := fmt.Sprintf("/apis/mygroup.example.com/%s/namespaces/not-the-default/noxus/foo/scale", v.Name)
if gottenScale.GetSelfLink() != expectedSelfLink {
t.Fatalf("Scale.Metadata.SelfLink: expected: %v, got: %v", expectedSelfLink, gottenScale.GetSelfLink())
if !utilfeature.DefaultFeatureGate.Enabled(features.RemoveSelfLink) {
// check self link
expectedSelfLink := fmt.Sprintf("/apis/mygroup.example.com/%s/namespaces/not-the-default/noxus/foo/scale", v.Name)
if gottenScale.GetSelfLink() != expectedSelfLink {
t.Fatalf("Scale.Metadata.SelfLink: expected: %v, got: %v", expectedSelfLink, gottenScale.GetSelfLink())
}
}
// update the scale object

77
staging/src/k8s.io/apiserver/pkg/endpoints/apiserver_test.go
View File

@ -1144,9 +1144,8 @@ func TestList(t *testing.T) {
t.Logf("%d: body: %s", i, string(body))
continue
}
// TODO: future, restore get links
if !selfLinker.called {
t.Errorf("%d: never set self link", i)
if utilfeature.DefaultFeatureGate.Enabled(features.RemoveSelfLink) == selfLinker.called {
t.Errorf("%d: unexpected selfLinker.called: %v", i, selfLinker.called)
}
if !simpleStorage.namespacePresent {
t.Errorf("%d: namespace not set", i)
@ -1279,9 +1278,8 @@ func TestListCompression(t *testing.T) {
t.Logf("%d: body: %s", i, string(body))
continue
}
// TODO: future, restore get links
if !selfLinker.called {
t.Errorf("%d: never set self link", i)
if utilfeature.DefaultFeatureGate.Enabled(features.RemoveSelfLink) == selfLinker.called {
t.Errorf("%d: unexpected selfLinker.called: %v", i, selfLinker.called)
}
if !simpleStorage.namespacePresent {
t.Errorf("%d: namespace not set", i)
@ -1399,12 +1397,14 @@ func TestNonEmptyList(t *testing.T) {
if listOut.Items[0].Other != simpleStorage.list[0].Other {
t.Errorf("Unexpected data: %#v, %s", listOut.Items[0], string(body))
}
if listOut.SelfLink != "/"+prefix+"/"+testGroupVersion.Group+"/"+testGroupVersion.Version+"/simple" {
t.Errorf("unexpected list self link: %#v", listOut)
}
expectedSelfLink := "/" + prefix + "/" + testGroupVersion.Group + "/" + testGroupVersion.Version + "/namespaces/other/simple/something"
if listOut.Items[0].ObjectMeta.SelfLink != expectedSelfLink {
t.Errorf("Unexpected data: %#v, %s", listOut.Items[0].ObjectMeta.SelfLink, expectedSelfLink)
if !utilfeature.DefaultFeatureGate.Enabled(features.RemoveSelfLink) {
if listOut.SelfLink != "/"+prefix+"/"+testGroupVersion.Group+"/"+testGroupVersion.Version+"/simple" {
t.Errorf("unexpected list self link: %#v", listOut)
}
expectedSelfLink := "/" + prefix + "/" + testGroupVersion.Group + "/" + testGroupVersion.Version + "/namespaces/other/simple/something"
if listOut.Items[0].ObjectMeta.SelfLink != expectedSelfLink {
t.Errorf("Unexpected data: %#v, %s", listOut.Items[0].ObjectMeta.SelfLink, expectedSelfLink)
}
}
}
@ -1449,16 +1449,20 @@ func TestSelfLinkSkipsEmptyName(t *testing.T) {
if listOut.Items[0].Other != simpleStorage.list[0].Other {
t.Errorf("Unexpected data: %#v, %s", listOut.Items[0], string(body))
}
if listOut.SelfLink != "/"+prefix+"/"+testGroupVersion.Group+"/"+testGroupVersion.Version+"/simple" {
t.Errorf("unexpected list self link: %#v", listOut)
}
expectedSelfLink := ""
if listOut.Items[0].ObjectMeta.SelfLink != expectedSelfLink {
t.Errorf("Unexpected data: %#v, %s", listOut.Items[0].ObjectMeta.SelfLink, expectedSelfLink)
if !utilfeature.DefaultFeatureGate.Enabled(features.RemoveSelfLink) {
if listOut.SelfLink != "/"+prefix+"/"+testGroupVersion.Group+"/"+testGroupVersion.Version+"/simple" {
t.Errorf("unexpected list self link: %#v", listOut)
}
expectedSelfLink := ""
if listOut.Items[0].ObjectMeta.SelfLink != expectedSelfLink {
t.Errorf("Unexpected data: %#v, %s", listOut.Items[0].ObjectMeta.SelfLink, expectedSelfLink)
}
}
}
func TestRootSelfLink(t *testing.T) {
defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.RemoveSelfLink, false)()
storage := map[string]rest.Storage{}
simpleStorage := GetWithOptionsRootRESTStorage{
SimpleTypedStorage: &SimpleTypedStorage{
@ -1596,8 +1600,8 @@ func TestExport(t *testing.T) {
t.Errorf("Expected: exported, saw: %s", itemOut.Other)
}
if !selfLinker.called {
t.Errorf("Never set self link")
if utilfeature.DefaultFeatureGate.Enabled(features.RemoveSelfLink) == selfLinker.called {
t.Errorf("unexpected selfLinker.called: %v", selfLinker.called)
}
}
@ -1635,8 +1639,8 @@ func TestGet(t *testing.T) {
if itemOut.Name != simpleStorage.item.Name {
t.Errorf("Unexpected data: %#v, expected %#v (%s)", itemOut, simpleStorage.item, string(body))
}
if !selfLinker.called {
t.Errorf("Never set self link")
if utilfeature.DefaultFeatureGate.Enabled(features.RemoveSelfLink) == selfLinker.called {
t.Errorf("unexpected selfLinker.called: %v", selfLinker.called)
}
}
@ -1715,6 +1719,7 @@ func BenchmarkGetNoCompression(b *testing.B) {
}
b.StopTimer()
}
func TestGetCompression(t *testing.T) {
storage := map[string]rest.Storage{}
simpleStorage := SimpleRESTStorage{
@ -1781,8 +1786,8 @@ func TestGetCompression(t *testing.T) {
if itemOut.Name != simpleStorage.item.Name {
t.Errorf("Unexpected data: %#v, expected %#v (%s)", itemOut, simpleStorage.item, string(body))
}
if !selfLinker.called {
t.Errorf("Never set self link")
if utilfeature.DefaultFeatureGate.Enabled(features.RemoveSelfLink) == selfLinker.called {
t.Errorf("unexpected selfLinker.called: %v", selfLinker.called)
}
}
}
@ -2762,8 +2767,8 @@ func TestGetAlternateSelfLink(t *testing.T) {
if itemOut.Name != simpleStorage.item.Name {
t.Errorf("Unexpected data: %#v, expected %#v (%s)", itemOut, simpleStorage.item, string(body))
}
if !selfLinker.called {
t.Errorf("Never set self link")
if utilfeature.DefaultFeatureGate.Enabled(features.RemoveSelfLink) == selfLinker.called {
t.Errorf("unexpected selfLinker.called: %v", selfLinker.called)
}
}
@ -2800,8 +2805,8 @@ func TestGetNamespaceSelfLink(t *testing.T) {
if itemOut.Name != simpleStorage.item.Name {
t.Errorf("Unexpected data: %#v, expected %#v (%s)", itemOut, simpleStorage.item, string(body))
}
if !selfLinker.called {
t.Errorf("Never set self link")
if utilfeature.DefaultFeatureGate.Enabled(features.RemoveSelfLink) == selfLinker.called {
t.Errorf("unexpected selfLinker.called: %v", selfLinker.called)
}
}
@ -3342,8 +3347,8 @@ func TestUpdate(t *testing.T) {
if simpleStorage.updated == nil || simpleStorage.updated.Name != item.Name {
t.Errorf("Unexpected update value %#v, expected %#v.", simpleStorage.updated, item)
}
if !selfLinker.called {
t.Errorf("Never set self link")
if utilfeature.DefaultFeatureGate.Enabled(features.RemoveSelfLink) == selfLinker.called {
t.Errorf("unexpected selfLinker.called: %v", selfLinker.called)
}
}
@ -4010,8 +4015,8 @@ func TestCreate(t *testing.T) {
if response.StatusCode != http.StatusCreated {
t.Errorf("Unexpected status: %d, Expected: %d, %#v", response.StatusCode, http.StatusOK, response)
}
if !selfLinker.called {
t.Errorf("Never set self link")
if utilfeature.DefaultFeatureGate.Enabled(features.RemoveSelfLink) == selfLinker.called {
t.Errorf("unexpected selfLinker.called: %v", selfLinker.called)
}
}
@ -4080,8 +4085,8 @@ func TestCreateYAML(t *testing.T) {
if response.StatusCode != http.StatusCreated {
t.Errorf("Unexpected status: %d, Expected: %d, %#v", response.StatusCode, http.StatusOK, response)
}
if !selfLinker.called {
t.Errorf("Never set self link")
if utilfeature.DefaultFeatureGate.Enabled(features.RemoveSelfLink) == selfLinker.called {
t.Errorf("unexpected selfLinker.called: %v", selfLinker.called)
}
}
@ -4140,8 +4145,8 @@ func TestCreateInNamespace(t *testing.T) {
if response.StatusCode != http.StatusCreated {
t.Errorf("Unexpected status: %d, Expected: %d, %#v", response.StatusCode, http.StatusOK, response)
}
if !selfLinker.called {
t.Errorf("Never set self link")
if utilfeature.DefaultFeatureGate.Enabled(features.RemoveSelfLink) == selfLinker.called {
t.Errorf("unexpected selfLinker.called: %v", selfLinker.called)
}
}

6
staging/src/k8s.io/apiserver/pkg/endpoints/handlers/rest.go
View File

@ -328,6 +328,12 @@ func checkName(obj runtime.Object, name, namespace string, namer ScopeNamer) err
// interfaces
func setObjectSelfLink(ctx context.Context, obj runtime.Object, req *http.Request, namer ScopeNamer) error {
if utilfeature.DefaultFeatureGate.Enabled(features.RemoveSelfLink) {
// Ensure that for empty lists we don't return <nil> items.
if meta.IsListType(obj) && meta.LenList(obj) == 0 {
if err := meta.SetList(obj, []runtime.Object{}); err != nil {
return err
}
}
return nil
}

6
staging/src/k8s.io/apiserver/pkg/endpoints/patchhandler_test.go
View File

@ -25,7 +25,9 @@ import (
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
genericapitesting "k8s.io/apiserver/pkg/endpoints/testing"
"k8s.io/apiserver/pkg/features"
"k8s.io/apiserver/pkg/registry/rest"
utilfeature "k8s.io/apiserver/pkg/util/feature"
)
func TestPatch(t *testing.T) {
@ -67,8 +69,8 @@ func TestPatch(t *testing.T) {
if simpleStorage.updated == nil || simpleStorage.updated.Labels["foo"] != "bar" {
t.Errorf("Unexpected update value %#v, expected %#v.", simpleStorage.updated, item)
}
if !selfLinker.called {
t.Errorf("Never set self link")
if utilfeature.DefaultFeatureGate.Enabled(features.RemoveSelfLink) == selfLinker.called {
t.Errorf("unexpected selfLinker.called: %v", selfLinker.called)
}
}

2
staging/src/k8s.io/apiserver/pkg/features/kube_features.go
View File

@ -159,7 +159,7 @@ var defaultKubernetesFeatureGates = map[featuregate.Feature]featuregate.FeatureS
StorageVersionHash: {Default: true, PreRelease: featuregate.Beta},
WatchBookmark: {Default: true, PreRelease: featuregate.GA, LockToDefault: true},
APIPriorityAndFairness: {Default: false, PreRelease: featuregate.Alpha},
RemoveSelfLink: {Default: false, PreRelease: featuregate.Alpha},
RemoveSelfLink: {Default: true, PreRelease: featuregate.Beta},
SelectorIndex: {Default: true, PreRelease: featuregate.Beta},
WarningHeaders: {Default: true, PreRelease: featuregate.Beta},
}

2
test/e2e/apimachinery/table_conversion.go
View File

@ -111,7 +111,6 @@ var _ = SIGDescribe("Servers with support for Table transformation", func() {
framework.ExpectNoError(err, "failed to get pod templates in Table form in namespace: %s", ns)
framework.ExpectEqual(len(pagedTable.Rows), 2)
framework.ExpectNotEqual(pagedTable.ResourceVersion, "")
framework.ExpectNotEqual(pagedTable.SelfLink, "")
framework.ExpectNotEqual(pagedTable.Continue, "")
framework.ExpectEqual(pagedTable.Rows[0].Cells[0], "template-0000")
framework.ExpectEqual(pagedTable.Rows[1].Cells[0], "template-0001")
@ -138,7 +137,6 @@ var _ = SIGDescribe("Servers with support for Table transformation", func() {
framework.ExpectEqual(len(table.Rows[0].Cells), len(table.ColumnDefinitions))
framework.ExpectEqual(table.ColumnDefinitions[0].Name, "Name")
framework.ExpectNotEqual(table.ResourceVersion, "")
framework.ExpectNotEqual(table.SelfLink, "")
out := printTable(table)
gomega.Expect(out).To(gomega.MatchRegexp("^NAME\\s"))

9
test/integration/apiserver/apply/apply_test.go
View File

@ -686,11 +686,16 @@ func TestApplyManagedFields(t *testing.T) {
t.Fatalf("Failed to marshal object: %v", err)
}
selfLink := ""
if !utilfeature.DefaultFeatureGate.Enabled(genericfeatures.RemoveSelfLink) {
selfLink = `
"selfLink": "` + accessor.GetSelfLink() + `",`
}
expected := []byte(`{
"metadata": {
"name": "test-cm",
"namespace": "default",
"selfLink": "` + accessor.GetSelfLink() + `",
"namespace": "default",` + selfLink + `
"uid": "` + string(accessor.GetUID()) + `",
"resourceVersion": "` + accessor.GetResourceVersion() + `",
"creationTimestamp": "` + accessor.GetCreationTimestamp().UTC().Format(time.RFC3339) + `",

3
test/integration/client/BUILD
View File

@ -30,11 +30,14 @@ go_test(
"//staging/src/k8s.io/apimachinery/pkg/types:go_default_library",
"//staging/src/k8s.io/apimachinery/pkg/util/wait:go_default_library",
"//staging/src/k8s.io/apimachinery/pkg/watch:go_default_library",
"//staging/src/k8s.io/apiserver/pkg/features:go_default_library",
"//staging/src/k8s.io/apiserver/pkg/util/feature:go_default_library",
"//staging/src/k8s.io/client-go/dynamic:go_default_library",
"//staging/src/k8s.io/client-go/kubernetes:go_default_library",
"//staging/src/k8s.io/client-go/kubernetes/scheme:go_default_library",
"//staging/src/k8s.io/client-go/transport:go_default_library",
"//staging/src/k8s.io/client-go/util/cert:go_default_library",
"//staging/src/k8s.io/component-base/featuregate/testing:go_default_library",
"//staging/src/k8s.io/component-base/version:go_default_library",
"//test/integration/framework:go_default_library",
"//test/utils:go_default_library",

5
test/integration/client/client_test.go
View File

@ -36,7 +36,10 @@ import (
"k8s.io/apimachinery/pkg/types"
"k8s.io/apimachinery/pkg/util/wait"
"k8s.io/apimachinery/pkg/watch"
"k8s.io/apiserver/pkg/features"
utilfeature "k8s.io/apiserver/pkg/util/feature"
clientset "k8s.io/client-go/kubernetes"
featuregatetesting "k8s.io/component-base/featuregate/testing"
"k8s.io/component-base/version"
kubeapiservertesting "k8s.io/kubernetes/cmd/kube-apiserver/app/testing"
@ -790,6 +793,8 @@ func runSelfLinkTestOnNamespace(t *testing.T, c clientset.Interface, namespace s
}
func TestSelfLinkOnNamespace(t *testing.T) {
defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.RemoveSelfLink, false)()
result := kubeapiservertesting.StartTestServerOrDie(t, nil, []string{"--disable-admission-plugins", "ServiceAccount"}, framework.SharedEtcd())
defer result.TearDownFn()