git subrepo clone (merge) https://github.com/kubernetes-incubator/metrics-server.git metrics-server
subrepo:
subdir: "metrics-server"
merged: "92d8412"
upstream:
origin: "https://github.com/kubernetes-incubator/metrics-server.git"
branch: "master"
commit: "92d8412"
git-subrepo:
version: "0.4.0"
origin: "???"
commit: "???"
diff --git a/metrics-server/vendor/k8s.io/apiserver/pkg/endpoints/discovery/version.go b/metrics-server/vendor/k8s.io/apiserver/pkg/endpoints/discovery/version.go
new file mode 100644
index 0000000..aadfc7a
--- /dev/null
+++ b/metrics-server/vendor/k8s.io/apiserver/pkg/endpoints/discovery/version.go
@@ -0,0 +1,83 @@
+/*
+Copyright 2017 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 discovery
+
+import (
+ "net/http"
+
+ restful "github.com/emicklei/go-restful"
+
+ metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+ "k8s.io/apimachinery/pkg/runtime"
+ "k8s.io/apimachinery/pkg/runtime/schema"
+ "k8s.io/apiserver/pkg/endpoints/handlers/negotiation"
+ "k8s.io/apiserver/pkg/endpoints/handlers/responsewriters"
+)
+
+type APIResourceLister interface {
+ ListAPIResources() []metav1.APIResource
+}
+
+type APIResourceListerFunc func() []metav1.APIResource
+
+func (f APIResourceListerFunc) ListAPIResources() []metav1.APIResource {
+ return f()
+}
+
+// APIVersionHandler creates a webservice serving the supported resources for the version
+// E.g., such a web service will be registered at /apis/extensions/v1beta1.
+type APIVersionHandler struct {
+ serializer runtime.NegotiatedSerializer
+
+ groupVersion schema.GroupVersion
+ apiResourceLister APIResourceLister
+}
+
+func NewAPIVersionHandler(serializer runtime.NegotiatedSerializer, groupVersion schema.GroupVersion, apiResourceLister APIResourceLister) *APIVersionHandler {
+ if keepUnversioned(groupVersion.Group) {
+ // Because in release 1.1, /apis/extensions returns response with empty
+ // APIVersion, we use stripVersionNegotiatedSerializer to keep the
+ // response backwards compatible.
+ serializer = stripVersionNegotiatedSerializer{serializer}
+ }
+
+ return &APIVersionHandler{
+ serializer: serializer,
+ groupVersion: groupVersion,
+ apiResourceLister: apiResourceLister,
+ }
+}
+
+func (s *APIVersionHandler) AddToWebService(ws *restful.WebService) {
+ mediaTypes, _ := negotiation.MediaTypesForSerializer(s.serializer)
+ ws.Route(ws.GET("/").To(s.handle).
+ Doc("get available resources").
+ Operation("getAPIResources").
+ Produces(mediaTypes...).
+ Consumes(mediaTypes...).
+ Writes(metav1.APIResourceList{}))
+}
+
+// handle returns a handler which will return the api.VersionAndVersion of the group.
+func (s *APIVersionHandler) handle(req *restful.Request, resp *restful.Response) {
+ s.ServeHTTP(resp.ResponseWriter, req.Request)
+}
+
+func (s *APIVersionHandler) ServeHTTP(w http.ResponseWriter, req *http.Request) {
+ responsewriters.WriteObjectNegotiated(s.serializer, schema.GroupVersion{}, w, req, http.StatusOK,
+ &metav1.APIResourceList{GroupVersion: s.groupVersion.String(), APIResources: s.apiResourceLister.ListAPIResources()})
+}