make a central latest package

2015-09-10 12:26:08 -07:00
parent cb481b4a00
commit e400a15f84
5 changed files with 282 additions and 89 deletions
--- a/pkg/api/install/install.go
+++ b/pkg/api/install/install.go
@@ -0,0 +1,112 @@
+/*
+Copyright 2014 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/latest"
+	"k8s.io/kubernetes/pkg/util/sets"
+
+	"k8s.io/kubernetes/pkg/api"
+	"k8s.io/kubernetes/pkg/api/meta"
+	"k8s.io/kubernetes/pkg/api/registered"
+	apiutil "k8s.io/kubernetes/pkg/api/util"
+	"k8s.io/kubernetes/pkg/api/v1"
+	"k8s.io/kubernetes/pkg/runtime"
+)
+
+// userResources is a group of resources mostly used by a kubectl user
+var userResources = []string{"rc", "svc", "pods", "pvc"}
+
+const importPrefix = "k8s.io/kubernetes/pkg/api"
+
+var accessor = meta.NewAccessor()
+
+func init() {
+	groupMeta, err := latest.RegisterGroup("")
+	if err != nil {
+		fmt.Println(err)
+		return
+	}
+	// Use the first API version in the list of registered versions as the latest.
+	registeredGroupVersions := registered.GroupVersionsForGroup("")
+	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
+	// 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(
+		"Node",
+		"Minion",
+		"Namespace",
+		"PersistentVolume",
+	)
+
+	// these kinds should be excluded from the list of resources
+	ignoredKinds := sets.NewString(
+		"ListOptions",
+		"DeleteOptions",
+		"Status",
+		"PodLogOptions",
+		"PodExecOptions",
+		"PodAttachOptions",
+		"PodProxyOptions",
+		"ThirdPartyResource",
+		"ThirdPartyResourceData",
+		"ThirdPartyResourceList")
+
+	mapper := api.NewDefaultRESTMapper("api", versions, interfacesFor, importPrefix, ignoredKinds, rootScoped)
+	// setup aliases for groups of resources
+	mapper.AddResourceAlias("all", userResources...)
+	groupMeta.RESTMapper = mapper
+	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("")
+			return nil, fmt.Errorf("unsupported storage version: %s (valid: %s)", version, strings.Join(g.Versions, ", "))
+		}
+	}
+}