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https://github.com/kubernetes/sample-controller.git
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Merge pull request #62657 from matthyx/master
Automatic merge from submit-queue. If you want to cherry-pick this change to another branch, please follow the instructions <a href="https://github.com/kubernetes/community/blob/master/contributors/devel/cherry-picks.md">here</a>. Update all script shebangs to use /usr/bin/env interpreter instead of /bin/interpreter This is required to support systems where bash doesn't reside in /bin (such as NixOS, or the *BSD family) and allow users to specify a different interpreter version through $PATH manipulation. https://www.cyberciti.biz/tips/finding-bash-perl-python-portably-using-env.html ```release-note Use /usr/bin/env in all script shebangs to increase portability. ``` Kubernetes-commit: b5f61ac129019d314e473584c1491b7ca62144c7
This commit is contained in:
+3
-16
@@ -23,11 +23,6 @@ import (
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"k8s.io/apimachinery/pkg/types"
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)
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// VersionInterfaces contains the interfaces one should use for dealing with types of a particular version.
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type VersionInterfaces struct {
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runtime.ObjectConvertor
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}
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type ListMetaAccessor interface {
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GetListMeta() List
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}
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@@ -91,27 +86,19 @@ const (
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type RESTScope interface {
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// Name of the scope
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Name() RESTScopeName
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// ParamName is the optional name of the parameter that should be inserted in the resource url
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// If empty, no param will be inserted
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ParamName() string
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// ArgumentName is the optional name that should be used for the variable holding the value.
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ArgumentName() string
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// ParamDescription is the optional description to use to document the parameter in api documentation
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ParamDescription() string
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}
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// RESTMapping contains the information needed to deal with objects of a specific
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// resource and kind in a RESTful manner.
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type RESTMapping struct {
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// Resource is a string representing the name of this resource as a REST client would see it
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Resource string
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// Resource is the GroupVersionResource (location) for this endpoint
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Resource schema.GroupVersionResource
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// GroupVersionKind is the GroupVersionKind (data format) to submit to this endpoint
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GroupVersionKind schema.GroupVersionKind
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// Scope contains the information needed to deal with REST Resources that are in a resource hierarchy
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Scope RESTScope
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runtime.ObjectConvertor
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}
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// RESTMapper allows clients to map resources to kind, and map kind and version
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+4
-21
@@ -19,27 +19,25 @@ package meta
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import (
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"sync"
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"k8s.io/apimachinery/pkg/runtime"
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"k8s.io/apimachinery/pkg/runtime/schema"
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)
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// lazyObject defers loading the mapper and typer until necessary.
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type lazyObject struct {
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loader func() (RESTMapper, runtime.ObjectTyper, error)
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loader func() (RESTMapper, error)
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lock sync.Mutex
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loaded bool
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err error
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mapper RESTMapper
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typer runtime.ObjectTyper
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}
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// NewLazyObjectLoader handles unrecoverable errors when creating a RESTMapper / ObjectTyper by
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// returning those initialization errors when the interface methods are invoked. This defers the
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// initialization and any server calls until a client actually needs to perform the action.
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func NewLazyObjectLoader(fn func() (RESTMapper, runtime.ObjectTyper, error)) (RESTMapper, runtime.ObjectTyper) {
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func NewLazyRESTMapperLoader(fn func() (RESTMapper, error)) RESTMapper {
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obj := &lazyObject{loader: fn}
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return obj, obj
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return obj
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}
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// init lazily loads the mapper and typer, returning an error if initialization has failed.
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@@ -49,13 +47,12 @@ func (o *lazyObject) init() error {
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if o.loaded {
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return o.err
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}
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o.mapper, o.typer, o.err = o.loader()
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o.mapper, o.err = o.loader()
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o.loaded = true
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return o.err
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}
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var _ RESTMapper = &lazyObject{}
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var _ runtime.ObjectTyper = &lazyObject{}
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func (o *lazyObject) KindFor(resource schema.GroupVersionResource) (schema.GroupVersionKind, error) {
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if err := o.init(); err != nil {
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@@ -105,17 +102,3 @@ func (o *lazyObject) ResourceSingularizer(resource string) (singular string, err
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}
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return o.mapper.ResourceSingularizer(resource)
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}
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func (o *lazyObject) ObjectKinds(obj runtime.Object) ([]schema.GroupVersionKind, bool, error) {
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if err := o.init(); err != nil {
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return nil, false, err
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}
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return o.typer.ObjectKinds(obj)
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}
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func (o *lazyObject) Recognizes(gvk schema.GroupVersionKind) bool {
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if err := o.init(); err != nil {
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return false
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}
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return o.typer.Recognizes(gvk)
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}
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+4
-33
@@ -28,30 +28,15 @@ import (
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// Implements RESTScope interface
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type restScope struct {
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name RESTScopeName
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paramName string
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argumentName string
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paramDescription string
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name RESTScopeName
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}
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func (r *restScope) Name() RESTScopeName {
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return r.name
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}
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func (r *restScope) ParamName() string {
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return r.paramName
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}
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func (r *restScope) ArgumentName() string {
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return r.argumentName
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}
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func (r *restScope) ParamDescription() string {
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return r.paramDescription
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}
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var RESTScopeNamespace = &restScope{
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name: RESTScopeNameNamespace,
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paramName: "namespaces",
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argumentName: "namespace",
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paramDescription: "object name and auth scope, such as for teams and projects",
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name: RESTScopeNameNamespace,
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}
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var RESTScopeRoot = &restScope{
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@@ -77,8 +62,6 @@ type DefaultRESTMapper struct {
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kindToScope map[schema.GroupVersionKind]RESTScope
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singularToPlural map[schema.GroupVersionResource]schema.GroupVersionResource
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pluralToSingular map[schema.GroupVersionResource]schema.GroupVersionResource
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interfacesFunc VersionInterfacesFunc
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}
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func (m *DefaultRESTMapper) String() string {
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@@ -87,16 +70,12 @@ func (m *DefaultRESTMapper) String() string {
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var _ RESTMapper = &DefaultRESTMapper{}
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// VersionInterfacesFunc returns the appropriate typer, and metadata accessor for a
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// given api version, or an error if no such api version exists.
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type VersionInterfacesFunc func(version schema.GroupVersion) (*VersionInterfaces, error)
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// NewDefaultRESTMapper initializes a mapping between Kind and APIVersion
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// to a resource name and back based on the objects in a runtime.Scheme
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// and the Kubernetes API conventions. Takes a group name, a priority list of the versions
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// to search when an object has no default version (set empty to return an error),
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// and a function that retrieves the correct metadata for a given version.
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func NewDefaultRESTMapper(defaultGroupVersions []schema.GroupVersion, f VersionInterfacesFunc) *DefaultRESTMapper {
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func NewDefaultRESTMapper(defaultGroupVersions []schema.GroupVersion) *DefaultRESTMapper {
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resourceToKind := make(map[schema.GroupVersionResource]schema.GroupVersionKind)
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kindToPluralResource := make(map[schema.GroupVersionKind]schema.GroupVersionResource)
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kindToScope := make(map[schema.GroupVersionKind]RESTScope)
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@@ -111,7 +90,6 @@ func NewDefaultRESTMapper(defaultGroupVersions []schema.GroupVersion, f VersionI
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defaultGroupVersions: defaultGroupVersions,
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singularToPlural: singularToPlural,
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pluralToSingular: pluralToSingular,
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interfacesFunc: f,
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}
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}
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@@ -526,17 +504,10 @@ func (m *DefaultRESTMapper) RESTMappings(gk schema.GroupKind, versions ...string
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return nil, fmt.Errorf("the provided version %q and kind %q cannot be mapped to a supported scope", gvk.GroupVersion(), gvk.Kind)
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}
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interfaces, err := m.interfacesFunc(gvk.GroupVersion())
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if err != nil {
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return nil, fmt.Errorf("the provided version %q has no relevant versions: %v", gvk.GroupVersion().String(), err)
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}
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mappings = append(mappings, &RESTMapping{
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Resource: res.Resource,
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Resource: res,
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GroupVersionKind: gvk,
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Scope: scope,
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ObjectConvertor: interfaces.ObjectConvertor,
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})
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}
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-45
@@ -1,45 +0,0 @@
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/*
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Copyright 2016 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package meta
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import (
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"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
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"k8s.io/apimachinery/pkg/runtime/schema"
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)
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// InterfacesForUnstructuredConversion returns VersionInterfaces suitable for
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// dealing with unstructured.Unstructured objects and supports conversion
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// from typed objects (provided by parent) to untyped objects.
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func InterfacesForUnstructuredConversion(parent VersionInterfacesFunc) VersionInterfacesFunc {
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return func(version schema.GroupVersion) (*VersionInterfaces, error) {
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if i, err := parent(version); err == nil {
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return &VersionInterfaces{
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ObjectConvertor: i.ObjectConvertor,
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}, nil
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}
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return InterfacesForUnstructured(version)
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}
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}
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// InterfacesForUnstructured returns VersionInterfaces suitable for
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// dealing with unstructured.Unstructured objects. It will return errors for
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// other conversions.
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func InterfacesForUnstructured(schema.GroupVersion) (*VersionInterfaces, error) {
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return &VersionInterfaces{
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ObjectConvertor: &unstructured.UnstructuredObjectConverter{},
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}, nil
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}
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