make a central latest package

pkg/expapi/install/install.go

@@ -0,0 +1,85 @@
+/*
+Copyright 2015 The Kubernetes Authors All rights reserved.
+
+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 install
+
+import (
+	"fmt"
+	"strings"
+
+	"k8s.io/kubernetes/pkg/api"
+	"k8s.io/kubernetes/pkg/api/latest"
+	"k8s.io/kubernetes/pkg/api/meta"
+	"k8s.io/kubernetes/pkg/api/registered"
+	apiutil "k8s.io/kubernetes/pkg/api/util"
+	_ "k8s.io/kubernetes/pkg/expapi"
+	"k8s.io/kubernetes/pkg/expapi/v1"
+	"k8s.io/kubernetes/pkg/runtime"
+	"k8s.io/kubernetes/pkg/util/sets"
+)
+
+const importPrefix = "k8s.io/kubernetes/pkg/expapi"
+
+var accessor = meta.NewAccessor()
+
+func init() {
+	groupMeta, err := latest.RegisterGroup("experimental")
+	if err != nil {
+		fmt.Println(err)
+		return
+	}
+	registeredGroupVersions := registered.GroupVersionsForGroup("experimental")
+	groupVersion := registeredGroupVersions[0]
+	groupMeta = &latest.GroupMeta{
+		GroupVersion: groupVersion,
+		Group:        apiutil.GetGroup(groupVersion),
+		Version:      apiutil.GetVersion(groupVersion),
+		Codec:        runtime.CodecFor(api.Scheme, groupVersion),
+	}
+	var versions []string
+	for i := len(registeredGroupVersions) - 1; i >= 0; i-- {
+		versions = append(versions, apiutil.GetVersion(registeredGroupVersions[i]))
+	}
+	groupMeta.Versions = versions
+
+	groupMeta.SelfLinker = runtime.SelfLinker(accessor)
+
+	// the list of kinds that are scoped at the root of the api hierarchy
+	// if a kind is not enumerated here, it is assumed to have a namespace scope
+	rootScoped := sets.NewString()
+
+	ignoredKinds := sets.NewString()
+
+	groupMeta.RESTMapper = api.NewDefaultRESTMapper("experimental", versions, interfacesFor, importPrefix, ignoredKinds, rootScoped)
+	api.RegisterRESTMapper(groupMeta.RESTMapper)
+	groupMeta.InterfacesFor = interfacesFor
+}
+
+// InterfacesFor returns the default Codec and ResourceVersioner for a given version
+// string, or an error if the version is not known.
+func interfacesFor(version string) (*meta.VersionInterfaces, error) {
+	switch version {
+	case "v1":
+		return &meta.VersionInterfaces{
+			Codec:            v1.Codec,
+			ObjectConvertor:  api.Scheme,
+			MetadataAccessor: accessor,
+		}, nil
+	default:
+		g, _ := latest.Group("experimental")
+		return nil, fmt.Errorf("unsupported storage version: %s (valid: %s)", version, strings.Join(g.Versions, ", "))
+	}
+}