Plumb restmapper properly through apiserver and tests

pkg/api/latest/latest.go

@@ -103,25 +103,6 @@ func init() {
 			return interfaces, true
 		},
 	)
-	// scopes that are used to qualify resources in the API
-	namespaceAsQueryParam := meta.RESTScope{
-		Name:             "namespace",
-		ParamName:        "namespace",
-		ParamPath:        false,
-		ParamDescription: "object name and auth scope, such as for teams and projects",
-	}
-	namespaceAsPathParam := meta.RESTScope{
-		Name:             "namespace",
-		ParamName:        "ns",
-		ParamPath:        true,
-		ParamDescription: "object name and auth scope, such as for teams and projects",
-	}
-	rootScope := meta.RESTScope{
-		Name:      "root",
-		ParamName: "",
-		ParamPath: true,
-	}
-
 	// list of versions we support on the server
 	versions := []string{"v1beta1", "v1beta2", "v1beta3"}
 
@@ -133,9 +114,9 @@ func init() {
 
 	// backwards compatibility, prior to v1beta3, we identified the namespace as a query parameter
 	versionToNamespaceScope := map[string]meta.RESTScope{
-		"v1beta1": namespaceAsQueryParam,
-		"v1beta2": namespaceAsQueryParam,
-		"v1beta3": namespaceAsPathParam,
+		"v1beta1": meta.RESTScopeNamespaceLegacy,
+		"v1beta2": meta.RESTScopeNamespaceLegacy,
+		"v1beta3": meta.RESTScopeNamespace,
 	}
 
 	// the list of kinds that are scoped at the root of the api hierarchy
@@ -155,7 +136,7 @@ func init() {
 			scope := versionToNamespaceScope[version]
 			_, found = kindToRootScope[kind]
 			if found {
-				scope = rootScope
+				scope = meta.RESTScopeRoot
 			}
 			mapper.Add(scope, kind, version, mixedCase)
 		}

pkg/api/meta/interfaces.go

@@ -94,19 +94,26 @@ type MetadataAccessor interface {
 	runtime.ResourceVersioner
 }
 
-// RESTScope contains the information needed to deal with REST Resources that are in a resource hierarchy
-type RESTScope struct {
-	// Name of the scope (e.g. "cluster", "namespace", etc.)
-	Name string
+type RESTScopeName string
+
+const (
+	RESTScopeNameNamespace RESTScopeName = "namespace"
+	RESTScopeNameRoot      RESTScopeName = "root"
+)
+
+// RESTScope contains the information needed to deal with REST resources that are in a resource hierarchy
+type RESTScope interface {
+	// Name of the scope
+	Name() RESTScopeName
 	// ParamName is the optional name of the parameter that should be inserted in the resource url
 	// If empty, no param will be inserted
-	ParamName string
+	ParamName() string
 	// ParamPath is a boolean that controls how the parameter is manifested in resource paths
 	// If true, this parameter is encoded in path (i.e. /{paramName}/{paramValue})
 	// If false, this parameter is encoded in query (i.e. ?{paramName}={paramValue})
-	ParamPath bool
+	ParamPath() bool
 	// ParamDescription is the optional description to use to document the parameter in api documentation
-	ParamDescription string
+	ParamDescription() string
 }
 
 // RESTMapping contains the information needed to deal with objects of a specific

pkg/api/meta/restmapper.go

@@ -21,6 +21,45 @@ import (
 	"strings"
 )
 
+// Implements RESTScope interface
+type restScope struct {
+	name             RESTScopeName
+	paramName        string
+	paramPath        bool
+	paramDescription string
+}
+
+func (r *restScope) Name() RESTScopeName {
+	return r.name
+}
+func (r *restScope) ParamName() string {
+	return r.paramName
+}
+func (r *restScope) ParamPath() bool {
+	return r.paramPath
+}
+func (r *restScope) ParamDescription() string {
+	return r.paramDescription
+}
+
+var RESTScopeNamespaceLegacy = &restScope{
+	name:             RESTScopeNameNamespace,
+	paramName:        "namespace",
+	paramPath:        false,
+	paramDescription: "object name and auth scope, such as for teams and projects",
+}
+
+var RESTScopeNamespace = &restScope{
+	name:             RESTScopeNameNamespace,
+	paramName:        "namespace",
+	paramPath:        true,
+	paramDescription: "object name and auth scope, such as for teams and projects",
+}
+
+var RESTScopeRoot = &restScope{
+	name: RESTScopeNameRoot,
+}
+
 // typeMeta is used as a key for lookup in the mapping between REST path and
 // API object.
 type typeMeta struct {
@@ -89,6 +128,9 @@ func (m *DefaultRESTMapper) Add(scope RESTScope, kind string, version string, mi
 
 // kindToResource converts Kind to a resource name.
 func kindToResource(kind string, mixedCase bool) (plural, singular string) {
+	if len(kind) == 0 {
+		return
+	}
 	if mixedCase {
 		// Legacy support for mixed case names
 		singular = strings.ToLower(kind[:1]) + kind[1:]

pkg/api/meta/restmapper_test.go

@@ -75,10 +75,7 @@ func TestRESTMapperVersionAndKindForResource(t *testing.T) {
 	}
 	for i, testCase := range testCases {
 		mapper := NewDefaultRESTMapper([]string{"test"}, fakeInterfaces)
-		scheme := runtime.NewScheme()
-		scheme.AddKnownTypes("test", &InternalObject{})
-		mapper.Add(scheme, testCase.MixedCase, "test")
-
+		mapper.Add(RESTScopeNamespace, testCase.Kind, testCase.APIVersion, testCase.MixedCase)
 		v, k, err := mapper.VersionAndKindForResource(testCase.Resource)
 		hasErr := err != nil
 		if hasErr != testCase.Err {
@@ -150,10 +147,7 @@ func TestRESTMapperRESTMapping(t *testing.T) {
 	}
 	for i, testCase := range testCases {
 		mapper := NewDefaultRESTMapper(testCase.DefaultVersions, fakeInterfaces)
-		scheme := runtime.NewScheme()
-		scheme.AddKnownTypes("test", &InternalObject{})
-		mapper.Add(scheme, testCase.MixedCase, "test")
-
+		mapper.Add(RESTScopeNamespace, "InternalObject", "test", testCase.MixedCase)
 		mapping, err := mapper.RESTMapping(testCase.Kind, testCase.APIVersions...)
 		hasErr := err != nil
 		if hasErr != testCase.Err {
@@ -180,11 +174,8 @@ func TestRESTMapperRESTMapping(t *testing.T) {
 
 func TestRESTMapperRESTMappingSelectsVersion(t *testing.T) {
 	mapper := NewDefaultRESTMapper([]string{"test1", "test2"}, fakeInterfaces)
-	scheme := runtime.NewScheme()
-	scheme.AddKnownTypes("test1", &InternalObject{})
-	scheme.AddKnownTypeWithName("test2", "OtherObject", &InternalObject{})
-	scheme.AddKnownTypeWithName("test3", "OtherObject", &InternalObject{})
-	mapper.Add(scheme, false, "test1", "test2")
+	mapper.Add(RESTScopeNamespace, "InternalObject", "test1", false)
+	mapper.Add(RESTScopeNamespace, "OtherObject", "test2", false)
 
 	// pick default matching object kind based on search order
 	mapping, err := mapper.RESTMapping("OtherObject")
@@ -236,10 +227,7 @@ func TestRESTMapperRESTMappingSelectsVersion(t *testing.T) {
 
 func TestRESTMapperReportsErrorOnBadVersion(t *testing.T) {
 	mapper := NewDefaultRESTMapper([]string{"test1", "test2"}, unmatchedVersionInterfaces)
-	scheme := runtime.NewScheme()
-	scheme.AddKnownTypes("test1", &InternalObject{})
-	mapper.Add(scheme, false, "test1")
-
+	mapper.Add(RESTScopeNamespace, "InternalObject", "test1", false)
 	_, err := mapper.RESTMapping("InternalObject", "test1")
 	if err == nil {
 		t.Errorf("unexpected non-error")

pkg/apiserver/apiserver.go

@@ -29,7 +29,7 @@ import (
 
 	"github.com/GoogleCloudPlatform/kubernetes/pkg/admission"
 	"github.com/GoogleCloudPlatform/kubernetes/pkg/api"
-	"github.com/GoogleCloudPlatform/kubernetes/pkg/api/latest"
+	"github.com/GoogleCloudPlatform/kubernetes/pkg/api/meta"
 	"github.com/GoogleCloudPlatform/kubernetes/pkg/healthz"
 	"github.com/GoogleCloudPlatform/kubernetes/pkg/runtime"
 	"github.com/GoogleCloudPlatform/kubernetes/pkg/util"
@@ -56,9 +56,9 @@ type defaultAPIServer struct {
 // as RESTful resources at prefix, serialized by codec, and also includes the support
 // http resources.
 // Note: This method is used only in tests.
-func Handle(storage map[string]RESTStorage, codec runtime.Codec, root string, version string, selfLinker runtime.SelfLinker, admissionControl admission.Interface) http.Handler {
+func Handle(storage map[string]RESTStorage, codec runtime.Codec, root string, version string, selfLinker runtime.SelfLinker, admissionControl admission.Interface, mapper meta.RESTMapper) http.Handler {
 	prefix := root + "/" + version
-	group := NewAPIGroupVersion(storage, codec, prefix, selfLinker, admissionControl)
+	group := NewAPIGroupVersion(storage, codec, prefix, selfLinker, admissionControl, mapper)
 	container := restful.NewContainer()
 	mux := container.ServeMux
 	group.InstallREST(container, mux, root, version)
@@ -77,6 +77,7 @@ func Handle(storage map[string]RESTStorage, codec runtime.Codec, root string, ve
 // TODO: consider migrating this to go-restful which is a more full-featured version of the same thing.
 type APIGroupVersion struct {
 	handler RESTHandler
+	mapper  meta.RESTMapper
 }
 
 // NewAPIGroupVersion returns an object that will serve a set of REST resources and their
@@ -84,15 +85,18 @@ type APIGroupVersion struct {
 // This is a helper method for registering multiple sets of REST handlers under different
 // prefixes onto a server.
 // TODO: add multitype codec serialization
-func NewAPIGroupVersion(storage map[string]RESTStorage, codec runtime.Codec, canonicalPrefix string, selfLinker runtime.SelfLinker, admissionControl admission.Interface) *APIGroupVersion {
-	return &APIGroupVersion{RESTHandler{
-		storage:          storage,
-		codec:            codec,
-		canonicalPrefix:  canonicalPrefix,
-		selfLinker:       selfLinker,
-		ops:              NewOperations(),
-		admissionControl: admissionControl,
-	}}
+func NewAPIGroupVersion(storage map[string]RESTStorage, codec runtime.Codec, canonicalPrefix string, selfLinker runtime.SelfLinker, admissionControl admission.Interface, mapper meta.RESTMapper) *APIGroupVersion {
+	return &APIGroupVersion{
+		handler: RESTHandler{
+			storage:          storage,
+			codec:            codec,
+			canonicalPrefix:  canonicalPrefix,
+			selfLinker:       selfLinker,
+			ops:              NewOperations(),
+			admissionControl: admissionControl,
+		},
+		mapper: mapper,
+	}
 }
 
 // This magic incantation returns *ptrToObject for an arbitrary pointer
@@ -100,7 +104,7 @@ func indirectArbitraryPointer(ptrToObject interface{}) interface{} {
 	return reflect.Indirect(reflect.ValueOf(ptrToObject)).Interface()
 }
 
-func registerResourceHandlers(ws *restful.WebService, version string, path string, storage RESTStorage, h restful.RouteFunction) error {
+func registerResourceHandlers(ws *restful.WebService, version string, path string, storage RESTStorage, h restful.RouteFunction, mapper meta.RESTMapper) error {
 	object := storage.New()
 	_, kind, err := api.Scheme.ObjectVersionAndKind(object)
 	if err != nil {
@@ -112,7 +116,6 @@ func registerResourceHandlers(ws *restful.WebService, version string, path strin
 	}
 	versionedObject := indirectArbitraryPointer(versionedPtr)
 
-	mapper := latest.RESTMapper
 	mapping, err := mapper.RESTMapping(kind, version)
 	if err != nil {
 		glog.V(1).Infof("OH NOES kind %s version %s err: %v", kind, version, err)
@@ -124,9 +127,9 @@ func registerResourceHandlers(ws *restful.WebService, version string, path strin
 	// check if this
 	scope := mapping.Scope
 	var scopeParam *restful.Parameter
-	if len(scope.ParamName) > 0 && scope.ParamPath {
-		path = scope.ParamName + "/{" + scope.ParamName + "}/" + path
-		scopeParam = ws.PathParameter(scope.ParamName, scope.ParamDescription).DataType("string")
+	if len(scope.ParamName()) > 0 && scope.ParamPath() {
+		path = scope.ParamName() + "/{" + scope.ParamName() + "}/" + path
+		scopeParam = ws.PathParameter(scope.ParamName(), scope.ParamDescription()).DataType("string")
 	}
 
 	glog.V(5).Infof("Installing version=/%s, kind=/%s, path=/%s", version, kind, path)
@@ -263,7 +266,7 @@ func (g *APIGroupVersion) InstallREST(container *restful.Container, mux Mux, roo
 	registrationErrors := make([]error, 0)
 
 	for path, storage := range g.handler.storage {
-		if err := registerResourceHandlers(ws, version, path, storage, h); err != nil {
+		if err := registerResourceHandlers(ws, version, path, storage, h, g.mapper); err != nil {
 			registrationErrors = append(registrationErrors, err)
 		}
 	}

pkg/apiserver/apiserver_test.go

@@ -93,7 +93,15 @@ func init() {
 			return interfaces, true
 		},
 	)
-	defMapper.Add(api.Scheme, true, versions...)
+	// enumerate all supported versions, get the kinds, and register with the mapper how to address our resources
+	for _, version := range versions {
+		for kind := range api.Scheme.KnownTypes(version) {
+			mixedCase := true
+			scope := meta.RESTScopeNamespaceLegacy
+			defMapper.Add(scope, kind, version, mixedCase)
+		}
+	}
+
 	mapper = defMapper
 	admissionControl = admit.NewAlwaysAdmit()
 }
@@ -270,7 +278,7 @@ func TestNotFound(t *testing.T) {
 	}
 	handler := Handle(map[string]RESTStorage{
 		"foo": &SimpleRESTStorage{},
-	}, codec, "/prefix", testVersion, selfLinker, admissionControl)
+	}, codec, "/prefix", testVersion, selfLinker, admissionControl, mapper)
 	server := httptest.NewServer(handler)
 	defer server.Close()
 	client := http.Client{}
@@ -287,6 +295,7 @@ func TestNotFound(t *testing.T) {
 
 		if response.StatusCode != v.Status {
 			t.Errorf("Expected %d for %s (%s), Got %#v", v.Status, v.Method, k, response)
+			t.Errorf("MAPPER: %v", mapper)
 		}
 	}
 }
@@ -315,7 +324,7 @@ func TestMethodNotAllowed(t *testing.T) {
 	}
 	handler := Handle(map[string]RESTStorage{
 		"foo": UnimplementedRESTStorage{},
-	}, codec, "/prefix", testVersion, selfLinker, admissionControl)
+	}, codec, "/prefix", testVersion, selfLinker, admissionControl, mapper)
 	server := httptest.NewServer(handler)
 	defer server.Close()
 	client := http.Client{}
@@ -354,7 +363,7 @@ func TestMethodNotAllowed(t *testing.T) {
 }
 
 func TestVersion(t *testing.T) {
-	handler := Handle(map[string]RESTStorage{}, codec, "/prefix", testVersion, selfLinker, admissionControl)
+	handler := Handle(map[string]RESTStorage{}, codec, "/prefix", testVersion, selfLinker, admissionControl, mapper)
 	server := httptest.NewServer(handler)
 	defer server.Close()
 	client := http.Client{}
@@ -389,7 +398,7 @@ func TestSimpleList(t *testing.T) {
 		namespace:   "other",
 		expectedSet: "/prefix/version/simple?namespace=other",
 	}
-	handler := Handle(storage, codec, "/prefix", testVersion, selfLinker, admissionControl)
+	handler := Handle(storage, codec, "/prefix", testVersion, selfLinker, admissionControl, mapper)
 	server := httptest.NewServer(handler)
 	defer server.Close()
 
@@ -412,7 +421,7 @@ func TestErrorList(t *testing.T) {
 		errors: map[string]error{"list": fmt.Errorf("test Error")},
 	}
 	storage["simple"] = &simpleStorage
-	handler := Handle(storage, codec, "/prefix", testVersion, selfLinker, admissionControl)
+	handler := Handle(storage, codec, "/prefix", testVersion, selfLinker, admissionControl, mapper)
 	server := httptest.NewServer(handler)
 	defer server.Close()
 
@@ -438,7 +447,7 @@ func TestNonEmptyList(t *testing.T) {
 		},
 	}
 	storage["simple"] = &simpleStorage
-	handler := Handle(storage, codec, "/prefix", testVersion, selfLinker, admissionControl)
+	handler := Handle(storage, codec, "/prefix", testVersion, selfLinker, admissionControl, mapper)
 	server := httptest.NewServer(handler)
 	defer server.Close()
 
@@ -484,7 +493,7 @@ func TestGet(t *testing.T) {
 		expectedSet: "/prefix/version/simple/id",
 	}
 	storage["simple"] = &simpleStorage
-	handler := Handle(storage, codec, "/prefix", testVersion, selfLinker, admissionControl)
+	handler := Handle(storage, codec, "/prefix", testVersion, selfLinker, admissionControl, mapper)
 	server := httptest.NewServer(handler)
 	defer server.Close()
 
@@ -509,7 +518,7 @@ func TestGetMissing(t *testing.T) {
 		errors: map[string]error{"get": apierrs.NewNotFound("simple", "id")},
 	}
 	storage["simple"] = &simpleStorage
-	handler := Handle(storage, codec, "/prefix", testVersion, selfLinker, admissionControl)
+	handler := Handle(storage, codec, "/prefix", testVersion, selfLinker, admissionControl, mapper)
 	server := httptest.NewServer(handler)
 	defer server.Close()
 
@@ -528,7 +537,7 @@ func TestDelete(t *testing.T) {
 	simpleStorage := SimpleRESTStorage{}
 	ID := "id"
 	storage["simple"] = &simpleStorage
-	handler := Handle(storage, codec, "/prefix", testVersion, selfLinker, admissionControl)
+	handler := Handle(storage, codec, "/prefix", testVersion, selfLinker, admissionControl, mapper)
 	server := httptest.NewServer(handler)
 	defer server.Close()
 
@@ -549,7 +558,7 @@ func TestDeleteInvokesAdmissionControl(t *testing.T) {
 	simpleStorage := SimpleRESTStorage{}
 	ID := "id"
 	storage["simple"] = &simpleStorage
-	handler := Handle(storage, codec, "/prefix", testVersion, selfLinker, deny.NewAlwaysDeny())
+	handler := Handle(storage, codec, "/prefix", testVersion, selfLinker, deny.NewAlwaysDeny(), mapper)
 	server := httptest.NewServer(handler)
 	defer server.Close()
 
@@ -571,7 +580,7 @@ func TestDeleteMissing(t *testing.T) {
 		errors: map[string]error{"delete": apierrs.NewNotFound("simple", ID)},
 	}
 	storage["simple"] = &simpleStorage
-	handler := Handle(storage, codec, "/prefix", testVersion, selfLinker, admissionControl)
+	handler := Handle(storage, codec, "/prefix", testVersion, selfLinker, admissionControl, mapper)
 	server := httptest.NewServer(handler)
 	defer server.Close()
 
@@ -596,7 +605,7 @@ func TestUpdate(t *testing.T) {
 		t:           t,
 		expectedSet: "/prefix/version/simple/" + ID,
 	}
-	handler := Handle(storage, codec, "/prefix", testVersion, selfLinker, admissionControl)
+	handler := Handle(storage, codec, "/prefix", testVersion, selfLinker, admissionControl, mapper)
 	server := httptest.NewServer(handler)
 	defer server.Close()
 
@@ -633,7 +642,7 @@ func TestUpdateInvokesAdmissionControl(t *testing.T) {
 		t:           t,
 		expectedSet: "/prefix/version/simple/" + ID,
 	}
-	handler := Handle(storage, codec, "/prefix", testVersion, selfLinker, deny.NewAlwaysDeny())
+	handler := Handle(storage, codec, "/prefix", testVersion, selfLinker, deny.NewAlwaysDeny(), mapper)
 	server := httptest.NewServer(handler)
 	defer server.Close()
 
@@ -664,7 +673,7 @@ func TestUpdateMissing(t *testing.T) {
 		errors: map[string]error{"update": apierrs.NewNotFound("simple", ID)},
 	}
 	storage["simple"] = &simpleStorage
-	handler := Handle(storage, codec, "/prefix", testVersion, selfLinker, admissionControl)
+	handler := Handle(storage, codec, "/prefix", testVersion, selfLinker, admissionControl, mapper)
 	server := httptest.NewServer(handler)
 	defer server.Close()
 
@@ -695,7 +704,7 @@ func TestCreateNotFound(t *testing.T) {
 			// See https://github.com/GoogleCloudPlatform/kubernetes/pull/486#discussion_r15037092.
 			errors: map[string]error{"create": apierrs.NewNotFound("simple", "id")},
 		},
-	}, codec, "/prefix", testVersion, selfLinker, admissionControl)
+	}, codec, "/prefix", testVersion, selfLinker, admissionControl, mapper)
 	server := httptest.NewServer(handler)
 	defer server.Close()
 	client := http.Client{}
@@ -759,11 +768,11 @@ func TestCreate(t *testing.T) {
 		t:           t,
 		name:        "bar",
 		namespace:   "other",
-		expectedSet: "/prefix/version/ns/other/foo/bar",
+		expectedSet: "/prefix/version/foo/bar?namespace=other",
 	}
 	handler := Handle(map[string]RESTStorage{
 		"foo": &storage,
-	}, codec, "/prefix", testVersion, selfLinker, admissionControl)
+	}, codec, "/prefix", testVersion, selfLinker, admissionControl, mapper)
 	server := httptest.NewServer(handler)
 	defer server.Close()
 	client := http.Client{}
@@ -772,7 +781,7 @@ func TestCreate(t *testing.T) {
 		Other: "bar",
 	}
 	data, _ := codec.Encode(simple)
-	request, err := http.NewRequest("POST", server.URL+"/prefix/version/ns/other/foo", bytes.NewBuffer(data))
+	request, err := http.NewRequest("POST", server.URL+"/prefix/version/foo?namespace=other", bytes.NewBuffer(data))
 	if err != nil {
 		t.Errorf("unexpected error: %v", err)
 	}
@@ -817,11 +826,11 @@ func TestCreateInvokesAdmissionControl(t *testing.T) {
 		t:           t,
 		name:        "bar",
 		namespace:   "other",
-		expectedSet: "/prefix/version/ns/other/foo/bar",
+		expectedSet: "/prefix/version/foo/bar?namespace=other",
 	}
 	handler := Handle(map[string]RESTStorage{
 		"foo": &storage,
-	}, codec, "/prefix", testVersion, selfLinker, deny.NewAlwaysDeny())
+	}, codec, "/prefix", testVersion, selfLinker, deny.NewAlwaysDeny(), mapper)
 	server := httptest.NewServer(handler)
 	defer server.Close()
 	client := http.Client{}
@@ -830,7 +839,7 @@ func TestCreateInvokesAdmissionControl(t *testing.T) {
 		Other: "bar",
 	}
 	data, _ := codec.Encode(simple)
-	request, err := http.NewRequest("POST", server.URL+"/prefix/version/ns/other/foo", bytes.NewBuffer(data))
+	request, err := http.NewRequest("POST", server.URL+"/prefix/version/foo?namespace=other", bytes.NewBuffer(data))
 	if err != nil {
 		t.Errorf("unexpected error: %v", err)
 	}
@@ -881,7 +890,7 @@ func TestDelayReturnsError(t *testing.T) {
 			return nil, apierrs.NewAlreadyExists("foo", "bar")
 		},
 	}
-	handler := Handle(map[string]RESTStorage{"foo": &storage}, codec, "/prefix", testVersion, selfLinker, admissionControl)
+	handler := Handle(map[string]RESTStorage{"foo": &storage}, codec, "/prefix", testVersion, selfLinker, admissionControl, mapper)
 	server := httptest.NewServer(handler)
 	defer server.Close()
 
@@ -947,7 +956,7 @@ func TestCreateTimeout(t *testing.T) {
 	}
 	handler := Handle(map[string]RESTStorage{
 		"foo": &storage,
-	}, codec, "/prefix", testVersion, selfLinker, admissionControl)
+	}, codec, "/prefix", testVersion, selfLinker, admissionControl, mapper)
 	server := httptest.NewServer(handler)
 	defer server.Close()
 
@@ -979,7 +988,7 @@ func TestCORSAllowedOrigins(t *testing.T) {
 		}
 
 		handler := CORS(
-			Handle(map[string]RESTStorage{}, codec, "/prefix", testVersion, selfLinker, admissionControl),
+			Handle(map[string]RESTStorage{}, codec, "/prefix", testVersion, selfLinker, admissionControl, mapper),
 			allowedOriginRegexps, nil, nil, "true",
 		)
 		server := httptest.NewServer(handler)

pkg/apiserver/proxy_test.go

@@ -230,7 +230,7 @@ func TestProxy(t *testing.T) {
 		}
 		handler := Handle(map[string]RESTStorage{
 			"foo": simpleStorage,
-		}, codec, "/prefix", "version", selfLinker, admissionControl)
+		}, codec, "/prefix", "version", selfLinker, admissionControl, mapper)
 		server := httptest.NewServer(handler)
 		defer server.Close()
 

pkg/apiserver/redirect_test.go

@@ -31,7 +31,7 @@ func TestRedirect(t *testing.T) {
 	}
 	handler := Handle(map[string]RESTStorage{
 		"foo": simpleStorage,
-	}, codec, "/prefix", "version", selfLinker, admissionControl)
+	}, codec, "/prefix", "version", selfLinker, admissionControl, mapper)
 	server := httptest.NewServer(handler)
 	defer server.Close()
 
@@ -84,7 +84,7 @@ func TestRedirectWithNamespaces(t *testing.T) {
 	}
 	handler := Handle(map[string]RESTStorage{
 		"foo": simpleStorage,
-	}, codec, "/prefix", "version", selfLinker, admissionControl)
+	}, codec, "/prefix", "version", selfLinker, admissionControl, mapper)
 	server := httptest.NewServer(handler)
 	defer server.Close()
 

pkg/apiserver/watch_test.go

@@ -50,7 +50,7 @@ func TestWatchWebsocket(t *testing.T) {
 	_ = ResourceWatcher(simpleStorage) // Give compile error if this doesn't work.
 	handler := Handle(map[string]RESTStorage{
 		"foo": simpleStorage,
-	}, codec, "/api", "version", selfLinker, admissionControl)
+	}, codec, "/api", "version", selfLinker, admissionControl, mapper)
 	server := httptest.NewServer(handler)
 	defer server.Close()
 
@@ -104,7 +104,7 @@ func TestWatchHTTP(t *testing.T) {
 	simpleStorage := &SimpleRESTStorage{}
 	handler := Handle(map[string]RESTStorage{
 		"foo": simpleStorage,
-	}, codec, "/api", "version", selfLinker, admissionControl)
+	}, codec, "/api", "version", selfLinker, admissionControl, mapper)
 	server := httptest.NewServer(handler)
 	defer server.Close()
 	client := http.Client{}
@@ -167,7 +167,7 @@ func TestWatchParamParsing(t *testing.T) {
 	simpleStorage := &SimpleRESTStorage{}
 	handler := Handle(map[string]RESTStorage{
 		"foo": simpleStorage,
-	}, codec, "/api", "version", selfLinker, admissionControl)
+	}, codec, "/api", "version", selfLinker, admissionControl, mapper)
 	server := httptest.NewServer(handler)
 	defer server.Close()
 
@@ -239,7 +239,7 @@ func TestWatchProtocolSelection(t *testing.T) {
 	simpleStorage := &SimpleRESTStorage{}
 	handler := Handle(map[string]RESTStorage{
 		"foo": simpleStorage,
-	}, codec, "/api", "version", selfLinker, admissionControl)
+	}, codec, "/api", "version", selfLinker, admissionControl, mapper)
 	server := httptest.NewServer(handler)
 	defer server.Close()
 	defer server.CloseClientConnections()

pkg/kubectl/cmd/cmd_test.go

@@ -66,7 +66,13 @@ func newExternalScheme() (*runtime.Scheme, meta.RESTMapper, runtime.Codec) {
 			MetadataAccessor: meta.NewAccessor(),
 		}, (version == "unlikelyversion")
 	})
-	mapper.Add(scheme, false, "unlikelyversion")
+	for _, version := range []string{"unlikelyversion"} {
+		for kind := range scheme.KnownTypes(version) {
+			mixedCase := false
+			scope := meta.RESTScopeNamespace
+			mapper.Add(scope, kind, version, mixedCase)
+		}
+	}
 
 	return scheme, mapper, codec
 }

pkg/kubectl/resource/builder_test.go

@@ -30,6 +30,7 @@ import (
 	"github.com/GoogleCloudPlatform/kubernetes/pkg/api"
 	"github.com/GoogleCloudPlatform/kubernetes/pkg/api/latest"
 	"github.com/GoogleCloudPlatform/kubernetes/pkg/api/meta"
+	"github.com/GoogleCloudPlatform/kubernetes/pkg/api/resource"
 	"github.com/GoogleCloudPlatform/kubernetes/pkg/client"
 	"github.com/GoogleCloudPlatform/kubernetes/pkg/runtime"
 	"github.com/GoogleCloudPlatform/kubernetes/pkg/util/errors"

pkg/kubectl/resource/mapper.go

@@ -54,9 +54,6 @@ func (m *Mapper) InfoForData(data []byte, source string) (*Info, error) {
 	}
 	name, _ := mapping.MetadataAccessor.Name(obj)
 	namespace, _ := mapping.MetadataAccessor.Namespace(obj)
-	if mapping.Scope.Name != "namespace" {
-		namespace = ""
-	}
 	resourceVersion, _ := mapping.MetadataAccessor.ResourceVersion(obj)
 	return &Info{
 		Mapping:   mapping,

pkg/master/master.go

@@ -31,6 +31,7 @@ import (
 	"github.com/GoogleCloudPlatform/kubernetes/pkg/admission"
 	"github.com/GoogleCloudPlatform/kubernetes/pkg/api"
 	"github.com/GoogleCloudPlatform/kubernetes/pkg/api/latest"
+	"github.com/GoogleCloudPlatform/kubernetes/pkg/api/meta"
 	"github.com/GoogleCloudPlatform/kubernetes/pkg/api/v1beta1"
 	"github.com/GoogleCloudPlatform/kubernetes/pkg/api/v1beta2"
 	"github.com/GoogleCloudPlatform/kubernetes/pkg/api/v1beta3"
@@ -491,25 +492,25 @@ func (m *Master) getServersToValidate(c *Config) map[string]apiserver.Server {
 }
 
 // api_v1beta1 returns the resources and codec for API version v1beta1.
-func (m *Master) api_v1beta1() (map[string]apiserver.RESTStorage, runtime.Codec, string, runtime.SelfLinker, admission.Interface) {
+func (m *Master) api_v1beta1() (map[string]apiserver.RESTStorage, runtime.Codec, string, runtime.SelfLinker, admission.Interface, meta.RESTMapper) {
 	storage := make(map[string]apiserver.RESTStorage)
 	for k, v := range m.storage {
 		storage[k] = v
 	}
-	return storage, v1beta1.Codec, "/api/v1beta1", latest.SelfLinker, m.admissionControl
+	return storage, v1beta1.Codec, "/api/v1beta1", latest.SelfLinker, m.admissionControl, latest.RESTMapper
 }
 
 // api_v1beta2 returns the resources and codec for API version v1beta2.
-func (m *Master) api_v1beta2() (map[string]apiserver.RESTStorage, runtime.Codec, string, runtime.SelfLinker, admission.Interface) {
+func (m *Master) api_v1beta2() (map[string]apiserver.RESTStorage, runtime.Codec, string, runtime.SelfLinker, admission.Interface, meta.RESTMapper) {
 	storage := make(map[string]apiserver.RESTStorage)
 	for k, v := range m.storage {
 		storage[k] = v
 	}
-	return storage, v1beta2.Codec, "/api/v1beta2", latest.SelfLinker, m.admissionControl
+	return storage, v1beta2.Codec, "/api/v1beta2", latest.SelfLinker, m.admissionControl, latest.RESTMapper
 }
 
 // api_v1beta3 returns the resources and codec for API version v1beta3.
-func (m *Master) api_v1beta3() (map[string]apiserver.RESTStorage, runtime.Codec, string, runtime.SelfLinker, admission.Interface) {
+func (m *Master) api_v1beta3() (map[string]apiserver.RESTStorage, runtime.Codec, string, runtime.SelfLinker, admission.Interface, meta.RESTMapper) {
 	storage := make(map[string]apiserver.RESTStorage)
 	for k, v := range m.storage {
 		if k == "minions" {
@@ -517,5 +518,5 @@ func (m *Master) api_v1beta3() (map[string]apiserver.RESTStorage, runtime.Codec,
 		}
 		storage[strings.ToLower(k)] = v
 	}
-	return storage, v1beta3.Codec, "/api/v1beta3", latest.SelfLinker, m.admissionControl
+	return storage, v1beta3.Codec, "/api/v1beta3", latest.SelfLinker, m.admissionControl, latest.RESTMapper
 }