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This commit is contained in:
Sergiusz Urbaniak 2020-12-14 12:43:28 +01:00
parent 269295a414
commit 9f0440be0f
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GPG key ID: 44E6612519E13C39
669 changed files with 58447 additions and 20021 deletions
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2
vendor/k8s.io/apiserver/pkg/endpoints/handlers/fieldmanager/capmanagers.go generated vendored
View file

@ -67,7 +67,7 @@ func (f *capManagersManager) capUpdateManagers(managed Managed) (newManaged Mana
// Gather all entries from updates
updaters := []string{}
for manager, fields := range managed.Fields() {
if fields.Applied() == false {
if !fields.Applied() {
updaters = append(updaters, manager)
}
}

99
vendor/k8s.io/apiserver/pkg/endpoints/handlers/fieldmanager/fieldmanager.go generated vendored
View file

@ -27,7 +27,6 @@ import (
"k8s.io/apimachinery/pkg/runtime/schema"
"k8s.io/apiserver/pkg/endpoints/handlers/fieldmanager/internal"
"k8s.io/klog/v2"
openapiproto "k8s.io/kube-openapi/pkg/util/proto"
"sigs.k8s.io/structured-merge-diff/v4/fieldpath"
"sigs.k8s.io/structured-merge-diff/v4/merge"
)
@ -67,50 +66,39 @@ type Manager interface {
// FieldManager updates the managed fields and merge applied
// configurations.
type FieldManager struct {
fieldManager Manager
fieldManager Manager
ignoreManagedFieldsFromRequestObject bool
}
// NewFieldManager creates a new FieldManager that decodes, manages, then re-encodes managedFields
// on update and apply requests.
func NewFieldManager(f Manager) *FieldManager {
return &FieldManager{f}
func NewFieldManager(f Manager, ignoreManagedFieldsFromRequestObject bool) *FieldManager {
return &FieldManager{fieldManager: f, ignoreManagedFieldsFromRequestObject: ignoreManagedFieldsFromRequestObject}
}
// NewDefaultFieldManager creates a new FieldManager that merges apply requests
// and update managed fields for other types of requests.
func NewDefaultFieldManager(models openapiproto.Models, objectConverter runtime.ObjectConvertor, objectDefaulter runtime.ObjectDefaulter, objectCreater runtime.ObjectCreater, kind schema.GroupVersionKind, hub schema.GroupVersion) (*FieldManager, error) {
typeConverter, err := internal.NewTypeConverter(models, false)
if err != nil {
return nil, err
}
func NewDefaultFieldManager(typeConverter TypeConverter, objectConverter runtime.ObjectConvertor, objectDefaulter runtime.ObjectDefaulter, objectCreater runtime.ObjectCreater, kind schema.GroupVersionKind, hub schema.GroupVersion, ignoreManagedFieldsFromRequestObject bool) (*FieldManager, error) {
f, err := NewStructuredMergeManager(typeConverter, objectConverter, objectDefaulter, kind.GroupVersion(), hub)
if err != nil {
return nil, fmt.Errorf("failed to create field manager: %v", err)
}
return newDefaultFieldManager(f, typeConverter, objectConverter, objectCreater, kind), nil
return newDefaultFieldManager(f, typeConverter, objectConverter, objectCreater, kind, ignoreManagedFieldsFromRequestObject), nil
}
// NewDefaultCRDFieldManager creates a new FieldManager specifically for
// CRDs. This allows for the possibility of fields which are not defined
// in models, as well as having no models defined at all.
func NewDefaultCRDFieldManager(models openapiproto.Models, objectConverter runtime.ObjectConvertor, objectDefaulter runtime.ObjectDefaulter, objectCreater runtime.ObjectCreater, kind schema.GroupVersionKind, hub schema.GroupVersion, preserveUnknownFields bool) (_ *FieldManager, err error) {
var typeConverter internal.TypeConverter = internal.DeducedTypeConverter{}
if models != nil {
typeConverter, err = internal.NewTypeConverter(models, preserveUnknownFields)
if err != nil {
return nil, err
}
}
f, err := NewCRDStructuredMergeManager(typeConverter, objectConverter, objectDefaulter, kind.GroupVersion(), hub, preserveUnknownFields)
func NewDefaultCRDFieldManager(typeConverter TypeConverter, objectConverter runtime.ObjectConvertor, objectDefaulter runtime.ObjectDefaulter, objectCreater runtime.ObjectCreater, kind schema.GroupVersionKind, hub schema.GroupVersion, ignoreManagedFieldsFromRequestObject bool) (_ *FieldManager, err error) {
f, err := NewCRDStructuredMergeManager(typeConverter, objectConverter, objectDefaulter, kind.GroupVersion(), hub)
if err != nil {
return nil, fmt.Errorf("failed to create field manager: %v", err)
}
return newDefaultFieldManager(f, typeConverter, objectConverter, objectCreater, kind), nil
return newDefaultFieldManager(f, typeConverter, objectConverter, objectCreater, kind, ignoreManagedFieldsFromRequestObject), nil
}
// newDefaultFieldManager is a helper function which wraps a Manager with certain default logic.
func newDefaultFieldManager(f Manager, typeConverter internal.TypeConverter, objectConverter runtime.ObjectConvertor, objectCreater runtime.ObjectCreater, kind schema.GroupVersionKind) *FieldManager {
func newDefaultFieldManager(f Manager, typeConverter TypeConverter, objectConverter runtime.ObjectConvertor, objectCreater runtime.ObjectCreater, kind schema.GroupVersionKind, ignoreManagedFieldsFromRequestObject bool) *FieldManager {
f = NewStripMetaManager(f)
f = NewManagedFieldsUpdater(f)
f = NewBuildManagerInfoManager(f, kind.GroupVersion())
@ -119,36 +107,59 @@ func newDefaultFieldManager(f Manager, typeConverter internal.TypeConverter, obj
f = NewLastAppliedManager(f, typeConverter, objectConverter, kind.GroupVersion())
f = NewLastAppliedUpdater(f)
return NewFieldManager(f)
return NewFieldManager(f, ignoreManagedFieldsFromRequestObject)
}
func decodeLiveManagedFields(liveObj runtime.Object) (Managed, error) {
liveAccessor, err := meta.Accessor(liveObj)
if err != nil {
return nil, err
}
managed, err := internal.DecodeObjectManagedFields(liveAccessor.GetManagedFields())
if err != nil {
return internal.NewEmptyManaged(), nil
}
return managed, nil
}
func decodeManagedFields(liveObj, newObj runtime.Object, ignoreManagedFieldsFromRequestObject bool) (Managed, error) {
// We take the managedFields of the live object in case the request tries to
// manually set managedFields via a subresource.
if ignoreManagedFieldsFromRequestObject {
return decodeLiveManagedFields(liveObj)
}
// If the object doesn't have metadata, we should just return without trying to
// set the managedFields at all, so creates/updates/patches will work normally.
newAccessor, err := meta.Accessor(newObj)
if err != nil {
return nil, err
}
if isResetManagedFields(newAccessor.GetManagedFields()) {
return internal.NewEmptyManaged(), nil
}
managed, err := internal.DecodeObjectManagedFields(newAccessor.GetManagedFields())
// If the managed field is empty or we failed to decode it,
// let's try the live object. This is to prevent clients who
// don't understand managedFields from deleting it accidentally.
if err != nil || len(managed.Fields()) == 0 {
return decodeLiveManagedFields(liveObj)
}
return managed, nil
}
// Update is used when the object has already been merged (non-apply
// use-case), and simply updates the managed fields in the output
// object.
func (f *FieldManager) Update(liveObj, newObj runtime.Object, manager string) (object runtime.Object, err error) {
// If the object doesn't have metadata, we should just return without trying to
// set the managedFields at all, so creates/updates/patches will work normally.
newAccessor, err := meta.Accessor(newObj)
if err != nil {
return newObj, nil
}
// First try to decode the managed fields provided in the update,
// This is necessary to allow directly updating managed fields.
var managed Managed
if isResetManagedFields(newAccessor.GetManagedFields()) {
managed = internal.NewEmptyManaged()
} else if managed, err = internal.DecodeObjectManagedFields(newAccessor.GetManagedFields()); err != nil || len(managed.Fields()) == 0 {
liveAccessor, err := meta.Accessor(liveObj)
if err != nil {
return newObj, nil
}
// If the managed field is empty or we failed to decode it,
// let's try the live object. This is to prevent clients who
// don't understand managedFields from deleting it accidentally.
if managed, err = internal.DecodeObjectManagedFields(liveAccessor.GetManagedFields()); err != nil {
managed = internal.NewEmptyManaged()
}
managed, err := decodeManagedFields(liveObj, newObj, f.ignoreManagedFieldsFromRequestObject)
if err != nil {
return newObj, nil
}
internal.RemoveObjectManagedFields(liveObj)

14
vendor/k8s.io/apiserver/pkg/endpoints/handlers/fieldmanager/internal/gvkparser.go generated vendored
View file

@ -30,12 +30,15 @@ import (
// definition's "extensions" map.
const groupVersionKindExtensionKey = "x-kubernetes-group-version-kind"
type gvkParser struct {
// GvkParser contains a Parser that allows introspecting the schema.
type GvkParser struct {
gvks map[schema.GroupVersionKind]string
parser typed.Parser
}
func (p *gvkParser) Type(gvk schema.GroupVersionKind) *typed.ParseableType {
// Type returns a helper which can produce objects of the given type. Any
// errors are deferred until a further function is called.
func (p *GvkParser) Type(gvk schema.GroupVersionKind) *typed.ParseableType {
typeName, ok := p.gvks[gvk]
if !ok {
return nil
@ -44,12 +47,15 @@ func (p *gvkParser) Type(gvk schema.GroupVersionKind) *typed.ParseableType {
return &t
}
func newGVKParser(models proto.Models, preserveUnknownFields bool) (*gvkParser, error) {
// NewGVKParser builds a GVKParser from a proto.Models. This
// will automatically find the proper version of the object, and the
// corresponding schema information.
func NewGVKParser(models proto.Models, preserveUnknownFields bool) (*GvkParser, error) {
typeSchema, err := schemaconv.ToSchemaWithPreserveUnknownFields(models, preserveUnknownFields)
if err != nil {
return nil, fmt.Errorf("failed to convert models to schema: %v", err)
}
parser := gvkParser{
parser := GvkParser{
gvks: map[schema.GroupVersionKind]string{},
}
parser.parser = typed.Parser{Schema: *typeSchema}

5
vendor/k8s.io/apiserver/pkg/endpoints/handlers/fieldmanager/lastappliedmanager.go generated vendored
View file

@ -25,14 +25,13 @@ import (
"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
"k8s.io/apimachinery/pkg/runtime"
"k8s.io/apimachinery/pkg/runtime/schema"
"k8s.io/apiserver/pkg/endpoints/handlers/fieldmanager/internal"
"sigs.k8s.io/structured-merge-diff/v4/fieldpath"
"sigs.k8s.io/structured-merge-diff/v4/merge"
)
type lastAppliedManager struct {
fieldManager Manager
typeConverter internal.TypeConverter
typeConverter TypeConverter
objectConverter runtime.ObjectConvertor
groupVersion schema.GroupVersion
}
@ -41,7 +40,7 @@ var _ Manager = &lastAppliedManager{}
// NewLastAppliedManager converts the client-side apply annotation to
// server-side apply managed fields
func NewLastAppliedManager(fieldManager Manager, typeConverter internal.TypeConverter, objectConverter runtime.ObjectConvertor, groupVersion schema.GroupVersion) Manager {
func NewLastAppliedManager(fieldManager Manager, typeConverter TypeConverter, objectConverter runtime.ObjectConvertor, groupVersion schema.GroupVersion) Manager {
return &lastAppliedManager{
fieldManager: fieldManager,
typeConverter: typeConverter,

6
vendor/k8s.io/apiserver/pkg/endpoints/handlers/fieldmanager/managedfieldsupdater.go generated vendored
View file

@ -44,6 +44,7 @@ func NewManagedFieldsUpdater(fieldManager Manager) Manager {
// Update implements Manager.
func (f *managedFieldsUpdater) Update(liveObj, newObj runtime.Object, managed Managed, manager string) (runtime.Object, Managed, error) {
self := "current-operation"
formerSet := managed.Fields()[manager]
object, managed, err := f.fieldManager.Update(liveObj, newObj, managed, self)
if err != nil {
return object, managed, err
@ -54,12 +55,15 @@ func (f *managedFieldsUpdater) Update(liveObj, newObj runtime.Object, managed Ma
if vs, ok := managed.Fields()[self]; ok {
delete(managed.Fields(), self)
managed.Times()[manager] = &metav1.Time{Time: time.Now().UTC()}
if previous, ok := managed.Fields()[manager]; ok {
managed.Fields()[manager] = fieldpath.NewVersionedSet(vs.Set().Union(previous.Set()), vs.APIVersion(), vs.Applied())
} else {
managed.Fields()[manager] = vs
}
// Update the time only if the manager's fieldSet has changed.
if formerSet == nil || !managed.Fields()[manager].Set().Equals(formerSet.Set()) {
managed.Times()[manager] = &metav1.Time{Time: time.Now().UTC()}
}
}
return object, managed, nil

10
vendor/k8s.io/apiserver/pkg/endpoints/handlers/fieldmanager/structuredmerge.go generated vendored
View file

@ -29,7 +29,7 @@ import (
)
type structuredMergeManager struct {
typeConverter internal.TypeConverter
typeConverter TypeConverter
objectConverter runtime.ObjectConvertor
objectDefaulter runtime.ObjectDefaulter
groupVersion schema.GroupVersion
@ -41,7 +41,7 @@ var _ Manager = &structuredMergeManager{}
// NewStructuredMergeManager creates a new Manager that merges apply requests
// and update managed fields for other types of requests.
func NewStructuredMergeManager(typeConverter internal.TypeConverter, objectConverter runtime.ObjectConvertor, objectDefaulter runtime.ObjectDefaulter, gv schema.GroupVersion, hub schema.GroupVersion) (Manager, error) {
func NewStructuredMergeManager(typeConverter TypeConverter, objectConverter runtime.ObjectConvertor, objectDefaulter runtime.ObjectDefaulter, gv schema.GroupVersion, hub schema.GroupVersion) (Manager, error) {
return &structuredMergeManager{
typeConverter: typeConverter,
objectConverter: objectConverter,
@ -49,7 +49,7 @@ func NewStructuredMergeManager(typeConverter internal.TypeConverter, objectConve
groupVersion: gv,
hubVersion: hub,
updater: merge.Updater{
Converter: internal.NewVersionConverter(typeConverter, objectConverter, hub), // This is the converter provided to SMD from k8s
Converter: newVersionConverter(typeConverter, objectConverter, hub), // This is the converter provided to SMD from k8s
},
}, nil
}
@ -57,7 +57,7 @@ func NewStructuredMergeManager(typeConverter internal.TypeConverter, objectConve
// NewCRDStructuredMergeManager creates a new Manager specifically for
// CRDs. This allows for the possibility of fields which are not defined
// in models, as well as having no models defined at all.
func NewCRDStructuredMergeManager(typeConverter internal.TypeConverter, objectConverter runtime.ObjectConvertor, objectDefaulter runtime.ObjectDefaulter, gv schema.GroupVersion, hub schema.GroupVersion, preserveUnknownFields bool) (_ Manager, err error) {
func NewCRDStructuredMergeManager(typeConverter TypeConverter, objectConverter runtime.ObjectConvertor, objectDefaulter runtime.ObjectDefaulter, gv schema.GroupVersion, hub schema.GroupVersion) (_ Manager, err error) {
return &structuredMergeManager{
typeConverter: typeConverter,
objectConverter: objectConverter,
@ -65,7 +65,7 @@ func NewCRDStructuredMergeManager(typeConverter internal.TypeConverter, objectCo
groupVersion: gv,
hubVersion: hub,
updater: merge.Updater{
Converter: internal.NewCRDVersionConverter(typeConverter, objectConverter, hub),
Converter: newCRDVersionConverter(typeConverter, objectConverter, hub),
},
}, nil
}

7
vendor/k8s.io/apiserver/pkg/endpoints/handlers/fieldmanager/internal/typeconverter.go → vendor/k8s.io/apiserver/pkg/endpoints/handlers/fieldmanager/typeconverter.go generated vendored
View file

@ -14,7 +14,7 @@ See the License for the specific language governing permissions and
limitations under the License.
*/
package internal
package fieldmanager
import (
"fmt"
@ -22,6 +22,7 @@ import (
"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
"k8s.io/apimachinery/pkg/runtime"
"k8s.io/apimachinery/pkg/runtime/schema"
"k8s.io/apiserver/pkg/endpoints/handlers/fieldmanager/internal"
"k8s.io/kube-openapi/pkg/util/proto"
"sigs.k8s.io/structured-merge-diff/v4/typed"
"sigs.k8s.io/structured-merge-diff/v4/value"
@ -64,7 +65,7 @@ func (DeducedTypeConverter) TypedToObject(value *typed.TypedValue) (runtime.Obje
}
type typeConverter struct {
parser *gvkParser
parser *internal.GvkParser
}
var _ TypeConverter = &typeConverter{}
@ -73,7 +74,7 @@ var _ TypeConverter = &typeConverter{}
// will automatically find the proper version of the object, and the
// corresponding schema information.
func NewTypeConverter(models proto.Models, preserveUnknownFields bool) (TypeConverter, error) {
parser, err := newGVKParser(models, preserveUnknownFields)
parser, err := internal.NewGVKParser(models, preserveUnknownFields)
if err != nil {
return nil, err
}

6
vendor/k8s.io/apiserver/pkg/endpoints/handlers/fieldmanager/internal/versionconverter.go → vendor/k8s.io/apiserver/pkg/endpoints/handlers/fieldmanager/versionconverter.go generated vendored
View file

@ -14,7 +14,7 @@ See the License for the specific language governing permissions and
limitations under the License.
*/
package internal
package fieldmanager
import (
"k8s.io/apimachinery/pkg/runtime"
@ -35,7 +35,7 @@ type versionConverter struct {
var _ merge.Converter = &versionConverter{}
// NewVersionConverter builds a VersionConverter from a TypeConverter and an ObjectConvertor.
func NewVersionConverter(t TypeConverter, o runtime.ObjectConvertor, h schema.GroupVersion) merge.Converter {
func newVersionConverter(t TypeConverter, o runtime.ObjectConvertor, h schema.GroupVersion) merge.Converter {
return &versionConverter{
typeConverter: t,
objectConvertor: o,
@ -49,7 +49,7 @@ func NewVersionConverter(t TypeConverter, o runtime.ObjectConvertor, h schema.Gr
}
// NewCRDVersionConverter builds a VersionConverter for CRDs from a TypeConverter and an ObjectConvertor.
func NewCRDVersionConverter(t TypeConverter, o runtime.ObjectConvertor, h schema.GroupVersion) merge.Converter {
func newCRDVersionConverter(t TypeConverter, o runtime.ObjectConvertor, h schema.GroupVersion) merge.Converter {
return &versionConverter{
typeConverter: t,
objectConvertor: o,