func newRESTMapper(externalVersions []unversioned.GroupVersion) meta.RESTMapper {
// 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()
// these kinds should be excluded from the list of resources
ignoredKinds := sets.NewString(
"ListOptions",
"DeleteOptions",
"Status")
mapper := api.NewDefaultRESTMapperFromScheme(externalVersions, interfacesFor, importPrefix, ignoredKinds, rootScoped, core.Scheme)
// setup aliases for groups of resources
mapper.AddResourceAlias("all", userResources...)
return mapper
}
func (gmf *GroupMetaFactory) newRESTMapper(scheme *runtime.Scheme, externalVersions []schema.GroupVersion, groupMeta *apimachinery.GroupMeta) meta.RESTMapper {
// 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()
if gmf.GroupArgs.RootScopedKinds != nil {
rootScoped = gmf.GroupArgs.RootScopedKinds
}
ignoredKinds := sets.NewString()
if gmf.GroupArgs.IgnoredKinds != nil {
ignoredKinds = gmf.GroupArgs.IgnoredKinds
}
return api.NewDefaultRESTMapperFromScheme(
externalVersions,
groupMeta.InterfacesFor,
gmf.GroupArgs.ImportPrefix,
ignoredKinds,
rootScoped,
scheme,
)
}
// Verifies that AddGroupVersions works as expected.
func TestInstallAPIGroups(t *testing.T) {
etcdserver, config, assert := setUp(t)
defer etcdserver.Terminate(t)
config.LegacyAPIGroupPrefixes = sets.NewString("/apiPrefix")
config.DiscoveryAddresses = DefaultDiscoveryAddresses{DefaultAddress: "ExternalAddress"}
s, err := config.SkipComplete().New()
if err != nil {
t.Fatalf("Error in bringing up the server: %v", err)
}
testAPI := func(gv schema.GroupVersion) APIGroupInfo {
getter, noVerbs := testGetterStorage{}, testNoVerbsStorage{}
scheme := runtime.NewScheme()
scheme.AddKnownTypeWithName(gv.WithKind("Getter"), getter.New())
scheme.AddKnownTypeWithName(gv.WithKind("NoVerb"), noVerbs.New())
scheme.AddKnownTypes(v1.SchemeGroupVersion,
&v1.ListOptions{},
&v1.DeleteOptions{},
&metav1.ExportOptions{},
&metav1.Status{},
)
interfacesFor := func(version schema.GroupVersion) (*meta.VersionInterfaces, error) {
return &meta.VersionInterfaces{
ObjectConvertor: scheme,
MetadataAccessor: meta.NewAccessor(),
}, nil
}
mapper := api.NewDefaultRESTMapperFromScheme([]schema.GroupVersion{gv}, interfacesFor, "", sets.NewString(), sets.NewString(), scheme)
groupMeta := apimachinery.GroupMeta{
GroupVersion: gv,
GroupVersions: []schema.GroupVersion{gv},
RESTMapper: mapper,
InterfacesFor: interfacesFor,
}
return APIGroupInfo{
GroupMeta: groupMeta,
VersionedResourcesStorageMap: map[string]map[string]rest.Storage{
gv.Version: {
"getter": &testGetterStorage{Version: gv.Version},
"noverbs": &testNoVerbsStorage{Version: gv.Version},
},
},
OptionsExternalVersion: &schema.GroupVersion{Version: "v1"},
ParameterCodec: api.ParameterCodec,
NegotiatedSerializer: api.Codecs,
Scheme: scheme,
}
}
apis := []APIGroupInfo{
testAPI(schema.GroupVersion{Group: "", Version: "v1"}),
testAPI(schema.GroupVersion{Group: "extensions", Version: "v1"}),
testAPI(schema.GroupVersion{Group: "batch", Version: "v1"}),
}
err = s.InstallLegacyAPIGroup("/apiPrefix", &apis[0])
assert.NoError(err)
groupPaths := []string{
config.LegacyAPIGroupPrefixes.List()[0], // /apiPrefix
}
for _, api := range apis[1:] {
err = s.InstallAPIGroup(&api)
assert.NoError(err)
groupPaths = append(groupPaths, APIGroupPrefix+"/"+api.GroupMeta.GroupVersion.Group) // /apis/<group>
}
server := httptest.NewServer(s.InsecureHandler)
defer server.Close()
for i := range apis {
// should serve APIGroup at group path
info := &apis[i]
path := groupPaths[i]
resp, err := http.Get(server.URL + path)
if err != nil {
t.Errorf("[%d] unexpected error getting path %q path: %v", i, path, err)
continue
}
body, err := ioutil.ReadAll(resp.Body)
if err != nil {
t.Errorf("[%d] unexpected error reading body at path %q: %v", i, path, err)
continue
}
t.Logf("[%d] json at %s: %s", i, path, string(body))
if i == 0 {
// legacy API returns APIVersions
group := metav1.APIVersions{}
err = json.Unmarshal(body, &group)
if err != nil {
t.Errorf("[%d] unexpected error parsing json body at path %q: %v", i, path, err)
continue
}
} else {
// API groups return APIGroup
group := metav1.APIGroup{}
err = json.Unmarshal(body, &group)
if err != nil {
t.Errorf("[%d] unexpected error parsing json body at path %q: %v", i, path, err)
continue
}
if got, expected := group.Name, info.GroupMeta.GroupVersion.Group; got != expected {
t.Errorf("[%d] unexpected group name at path %q: got=%q expected=%q", i, path, got, expected)
continue
}
if got, expected := group.PreferredVersion.Version, info.GroupMeta.GroupVersion.Version; got != expected {
t.Errorf("[%d] unexpected group version at path %q: got=%q expected=%q", i, path, got, expected)
continue
}
}
// should serve APIResourceList at group path + /<group-version>
path = path + "/" + info.GroupMeta.GroupVersion.Version
resp, err = http.Get(server.URL + path)
if err != nil {
t.Errorf("[%d] unexpected error getting path %q path: %v", i, path, err)
continue
}
body, err = ioutil.ReadAll(resp.Body)
if err != nil {
t.Errorf("[%d] unexpected error reading body at path %q: %v", i, path, err)
continue
}
t.Logf("[%d] json at %s: %s", i, path, string(body))
resources := metav1.APIResourceList{}
err = json.Unmarshal(body, &resources)
if err != nil {
t.Errorf("[%d] unexpected error parsing json body at path %q: %v", i, path, err)
continue
}
if got, expected := resources.GroupVersion, info.GroupMeta.GroupVersion.String(); got != expected {
t.Errorf("[%d] unexpected groupVersion at path %q: got=%q expected=%q", i, path, got, expected)
continue
}
// the verbs should match the features of resources
for _, r := range resources.APIResources {
switch r.Name {
case "getter":
if got, expected := sets.NewString([]string(r.Verbs)...), sets.NewString("get"); !got.Equal(expected) {
t.Errorf("[%d] unexpected verbs for resource %s/%s: got=%v expected=%v", i, resources.GroupVersion, r.Name, got, expected)
}
case "noverbs":
if r.Verbs == nil {
t.Errorf("[%d] unexpected nil verbs slice. Expected: []string{}", i)
}
if got, expected := sets.NewString([]string(r.Verbs)...), sets.NewString(); !got.Equal(expected) {
t.Errorf("[%d] unexpected verbs for resource %s/%s: got=%v expected=%v", i, resources.GroupVersion, r.Name, got, expected)
}
}
}
}
}