Add (stopgap) support for an experimental API prefix.

pkg/expapi/latest/latest.go

@@ -0,0 +1,75 @@
+/*
+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 latest
+
+import (
+	"fmt"
+	"strings"
+
+	"github.com/GoogleCloudPlatform/kubernetes/pkg/api"
+	"github.com/GoogleCloudPlatform/kubernetes/pkg/api/meta"
+	"github.com/GoogleCloudPlatform/kubernetes/pkg/api/registered"
+	_ "github.com/GoogleCloudPlatform/kubernetes/pkg/expapi"
+	"github.com/GoogleCloudPlatform/kubernetes/pkg/expapi/v1"
+	"github.com/GoogleCloudPlatform/kubernetes/pkg/runtime"
+	"github.com/GoogleCloudPlatform/kubernetes/pkg/util"
+)
+
+var (
+	Version  string
+	Versions []string
+
+	accessor   = meta.NewAccessor()
+	Codec      runtime.Codec
+	SelfLinker = runtime.SelfLinker(accessor)
+	RESTMapper meta.RESTMapper
+)
+
+const importPrefix = "github.com/GoogleCloudPlatform/kubernetes/pkg/expapi"
+
+func init() {
+	Version = registered.RegisteredVersions[0]
+	Codec = runtime.CodecFor(api.Scheme, Version)
+	// Put the registered versions in Versions in reverse order.
+	for i := len(registered.RegisteredVersions) - 1; i >= 0; i-- {
+		Versions = append(Versions, registered.RegisteredVersions[i])
+	}
+
+	// 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 := util.NewStringSet()
+
+	ignoredKinds := util.NewStringSet()
+
+	RESTMapper = api.NewDefaultRESTMapper(Versions, InterfacesFor, importPrefix, ignoredKinds, rootScoped)
+	api.RegisterRESTMapper(RESTMapper)
+}
+
+// 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:
+		return nil, fmt.Errorf("unsupported storage version: %s (valid: %s)", version, strings.Join(Versions, ", "))
+	}
+}