(feat) Add auto-discovery in k8s | Adarsh

vendor/k8s.io/apimachinery/pkg/apis/meta/v1/register.go

@@ -0,0 +1,99 @@
+/*
+Copyright 2014 The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package v1
+
+import (
+	"k8s.io/apimachinery/pkg/runtime"
+	"k8s.io/apimachinery/pkg/runtime/schema"
+	utilruntime "k8s.io/apimachinery/pkg/util/runtime"
+)
+
+// GroupName is the group name for this API.
+const GroupName = "meta.k8s.io"
+
+// SchemeGroupVersion is group version used to register these objects
+var SchemeGroupVersion = schema.GroupVersion{Group: GroupName, Version: "v1"}
+
+// Unversioned is group version for unversioned API objects
+// TODO: this should be v1 probably
+var Unversioned = schema.GroupVersion{Group: "", Version: "v1"}
+
+// WatchEventKind is name reserved for serializing watch events.
+const WatchEventKind = "WatchEvent"
+
+// Kind takes an unqualified kind and returns a Group qualified GroupKind
+func Kind(kind string) schema.GroupKind {
+	return SchemeGroupVersion.WithKind(kind).GroupKind()
+}
+
+// AddToGroupVersion registers common meta types into schemas.
+func AddToGroupVersion(scheme *runtime.Scheme, groupVersion schema.GroupVersion) {
+	scheme.AddKnownTypeWithName(groupVersion.WithKind(WatchEventKind), &WatchEvent{})
+	scheme.AddKnownTypeWithName(
+		schema.GroupVersion{Group: groupVersion.Group, Version: runtime.APIVersionInternal}.WithKind(WatchEventKind),
+		&InternalEvent{},
+	)
+	// Supports legacy code paths, most callers should use metav1.ParameterCodec for now
+	scheme.AddKnownTypes(groupVersion,
+		&ListOptions{},
+		&ExportOptions{},
+		&GetOptions{},
+		&DeleteOptions{},
+		&CreateOptions{},
+		&UpdateOptions{},
+		&PatchOptions{},
+	)
+	utilruntime.Must(scheme.AddConversionFuncs(
+		Convert_v1_WatchEvent_To_watch_Event,
+		Convert_v1_InternalEvent_To_v1_WatchEvent,
+		Convert_watch_Event_To_v1_WatchEvent,
+		Convert_v1_WatchEvent_To_v1_InternalEvent,
+	))
+	// Register Unversioned types under their own special group
+	scheme.AddUnversionedTypes(Unversioned,
+		&Status{},
+		&APIVersions{},
+		&APIGroupList{},
+		&APIGroup{},
+		&APIResourceList{},
+	)
+
+	// register manually. This usually goes through the SchemeBuilder, which we cannot use here.
+	utilruntime.Must(AddConversionFuncs(scheme))
+	utilruntime.Must(RegisterDefaults(scheme))
+}
+
+// scheme is the registry for the common types that adhere to the meta v1 API spec.
+var scheme = runtime.NewScheme()
+
+// ParameterCodec knows about query parameters used with the meta v1 API spec.
+var ParameterCodec = runtime.NewParameterCodec(scheme)
+
+func init() {
+	scheme.AddUnversionedTypes(SchemeGroupVersion,
+		&ListOptions{},
+		&ExportOptions{},
+		&GetOptions{},
+		&DeleteOptions{},
+		&CreateOptions{},
+		&UpdateOptions{},
+		&PatchOptions{},
+	)
+
+	// register manually. This usually goes through the SchemeBuilder, which we cannot use here.
+	utilruntime.Must(RegisterDefaults(scheme))
+}