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Merge pull request #17327 from deads2k/gv-restmapper

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This commit is contained in:
k8s-merge-robot 2015-11-24 19:08:49 -08:00
commit 3e56ce6490
19 changed files with 237 additions and 216 deletions
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20
pkg/api/install/install.go
View File

@ -30,7 +30,7 @@ import (
"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/unversioned"
"k8s.io/kubernetes/pkg/api/v1"
"k8s.io/kubernetes/pkg/runtime"
)
@ -48,20 +48,24 @@ func init() {
glog.V(4).Infof("%v", err)
return
}
worstToBestGroupVersions := []unversioned.GroupVersion{}
// 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),
GroupVersion: groupVersion.String(),
Group: groupVersion.Group,
Version: groupVersion.Version,
Codec: runtime.CodecFor(api.Scheme, groupVersion.String()),
}
var versions []string
var groupVersions []string
for i := len(registeredGroupVersions) - 1; i >= 0; i-- {
versions = append(versions, apiutil.GetVersion(registeredGroupVersions[i]))
groupVersions = append(groupVersions, registeredGroupVersions[i])
versions = append(versions, registeredGroupVersions[i].Version)
groupVersions = append(groupVersions, registeredGroupVersions[i].String())
worstToBestGroupVersions = append(worstToBestGroupVersions, registeredGroupVersions[i])
}
groupMeta.Versions = versions
groupMeta.GroupVersions = groupVersions
@ -90,7 +94,7 @@ func init() {
"ThirdPartyResourceData",
"ThirdPartyResourceList")
mapper := api.NewDefaultRESTMapper("", versions, interfacesFor, importPrefix, ignoredKinds, rootScoped)
mapper := api.NewDefaultRESTMapper(worstToBestGroupVersions, interfacesFor, importPrefix, ignoredKinds, rootScoped)
// setup aliases for groups of resources
mapper.AddResourceAlias("all", userResources...)
groupMeta.RESTMapper = mapper

20
pkg/api/mapper.go
View File

@ -17,7 +17,6 @@ limitations under the License.
package api
import (
"fmt"
"strings"
"k8s.io/kubernetes/pkg/api/meta"
@ -35,23 +34,16 @@ func RegisterRESTMapper(m meta.RESTMapper) {
RESTMapper = append(RESTMapper.(meta.MultiRESTMapper), m)
}
func NewDefaultRESTMapper(group string, groupVersionStrings []string, interfacesFunc meta.VersionInterfacesFunc,
func NewDefaultRESTMapper(defaultGroupVersions []unversioned.GroupVersion, interfacesFunc meta.VersionInterfacesFunc,
importPathPrefix string, ignoredKinds, rootScoped sets.String) *meta.DefaultRESTMapper {
mapper := meta.NewDefaultRESTMapper(group, groupVersionStrings, interfacesFunc)
mapper := meta.NewDefaultRESTMapper(defaultGroupVersions, interfacesFunc)
// enumerate all supported versions, get the kinds, and register with the mapper how to address
// our resources.
for _, gvString := range groupVersionStrings {
gv, err := unversioned.ParseGroupVersion(gvString)
// TODO stop panicing when the types are fixed
if err != nil {
panic(err)
}
if gv.Group != group {
panic(fmt.Sprintf("%q does not match the expect %q", gv.Group, group))
}
for _, gv := range defaultGroupVersions {
for kind, oType := range Scheme.KnownTypes(gv.String()) {
gvk := gv.WithKind(kind)
// TODO: Remove import path prefix check.
// We check the import path prefix because we currently stuff both "api" and "extensions" objects
// into the same group within Scheme since Scheme has no notion of groups yet.
@ -62,7 +54,7 @@ func NewDefaultRESTMapper(group string, groupVersionStrings []string, interfaces
if rootScoped.Has(kind) {
scope = meta.RESTScopeRoot
}
mapper.Add(scope, kind, gv.String(), false)
mapper.Add(gvk, scope, false)
}
}
return mapper

118
pkg/api/meta/restmapper.go
View File

@ -56,13 +56,6 @@ 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 {
APIVersion string
Kind string
}
// DefaultRESTMapper exposes mappings between the types defined in a
// runtime.Scheme. It assumes that all types defined the provided scheme
// can be mapped with the provided MetadataAccessor and Codec interfaces.
@ -76,12 +69,14 @@ type typeMeta struct {
// (`get pod bar` vs `get pods bar`)
// TODO these maps should be keyed based on GroupVersionKinds
type DefaultRESTMapper struct {
mapping map[string]typeMeta
reverse map[typeMeta]string
scopes map[typeMeta]RESTScope
groupVersions []unversioned.GroupVersion
plurals map[string]string
singulars map[string]string
defaultGroupVersions []unversioned.GroupVersion
resourceToKind map[string]unversioned.GroupVersionKind
kindToPluralResource map[unversioned.GroupVersionKind]string
kindToScope map[unversioned.GroupVersionKind]RESTScope
singularToPlural map[string]string
pluralToSingular map[string]string
interfacesFunc VersionInterfacesFunc
}
@ -94,54 +89,41 @@ type VersionInterfacesFunc func(apiVersion string) (*VersionInterfaces, error)
// and the Kubernetes API conventions. Takes a group name, a priority list of the versions
// to search when an object has no default version (set empty to return an error),
// and a function that retrieves the correct codec and metadata for a given version.
// TODO remove group when this API is fixed. It is no longer used.
// The external API for a RESTMapper is cross-version and this is currently called using
// group/version tuples. In the end, the structure may be easier to understand with
// a GroupRESTMapper and CrossGroupRESTMapper, but for now, this one is constructed and
// used a CrossGroupRESTMapper.
func NewDefaultRESTMapper(group string, gvStrings []string, f VersionInterfacesFunc) *DefaultRESTMapper {
mapping := make(map[string]typeMeta)
reverse := make(map[typeMeta]string)
scopes := make(map[typeMeta]RESTScope)
plurals := make(map[string]string)
singulars := make(map[string]string)
func NewDefaultRESTMapper(defaultGroupVersions []unversioned.GroupVersion, f VersionInterfacesFunc) *DefaultRESTMapper {
resourceToKind := make(map[string]unversioned.GroupVersionKind)
kindToPluralResource := make(map[unversioned.GroupVersionKind]string)
kindToScope := make(map[unversioned.GroupVersionKind]RESTScope)
singularToPlural := make(map[string]string)
pluralToSingular := make(map[string]string)
// TODO: verify name mappings work correctly when versions differ
gvs := []unversioned.GroupVersion{}
for _, gvString := range gvStrings {
gvs = append(gvs, unversioned.ParseGroupVersionOrDie(gvString))
}
return &DefaultRESTMapper{
mapping: mapping,
reverse: reverse,
scopes: scopes,
groupVersions: gvs,
plurals: plurals,
singulars: singulars,
interfacesFunc: f,
resourceToKind: resourceToKind,
kindToPluralResource: kindToPluralResource,
kindToScope: kindToScope,
defaultGroupVersions: defaultGroupVersions,
singularToPlural: singularToPlural,
pluralToSingular: pluralToSingular,
interfacesFunc: f,
}
}
func (m *DefaultRESTMapper) Add(scope RESTScope, kind string, gvString string, mixedCase bool) {
gv := unversioned.ParseGroupVersionOrDie(gvString)
plural, singular := KindToResource(kind, mixedCase)
m.plurals[singular] = plural
m.singulars[plural] = singular
meta := typeMeta{APIVersion: gv.String(), Kind: kind}
_, ok1 := m.mapping[plural]
_, ok2 := m.mapping[strings.ToLower(plural)]
func (m *DefaultRESTMapper) Add(gvk unversioned.GroupVersionKind, scope RESTScope, mixedCase bool) {
plural, singular := KindToResource(gvk.Kind, mixedCase)
m.singularToPlural[singular] = plural
m.pluralToSingular[plural] = singular
_, ok1 := m.resourceToKind[plural]
_, ok2 := m.resourceToKind[strings.ToLower(plural)]
if !ok1 && !ok2 {
m.mapping[plural] = meta
m.mapping[singular] = meta
m.resourceToKind[plural] = gvk
m.resourceToKind[singular] = gvk
if strings.ToLower(plural) != plural {
m.mapping[strings.ToLower(plural)] = meta
m.mapping[strings.ToLower(singular)] = meta
m.resourceToKind[strings.ToLower(plural)] = gvk
m.resourceToKind[strings.ToLower(singular)] = gvk
}
}
m.reverse[meta] = plural
m.scopes[meta] = scope
m.kindToPluralResource[gvk] = plural
m.kindToScope[gvk] = scope
}
// KindToResource converts Kind to a resource name.
@ -173,7 +155,7 @@ func KindToResource(kind string, mixedCase bool) (plural, singular string) {
// ResourceSingularizer implements RESTMapper
// It converts a resource name from plural to singular (e.g., from pods to pod)
func (m *DefaultRESTMapper) ResourceSingularizer(resource string) (singular string, err error) {
singular, ok := m.singulars[resource]
singular, ok := m.pluralToSingular[resource]
if !ok {
return resource, fmt.Errorf("no singular of resource %q has been defined", resource)
}
@ -181,25 +163,21 @@ func (m *DefaultRESTMapper) ResourceSingularizer(resource string) (singular stri
}
// VersionAndKindForResource implements RESTMapper
func (m *DefaultRESTMapper) VersionAndKindForResource(resource string) (defaultVersion, kind string, err error) {
meta, ok := m.mapping[strings.ToLower(resource)]
func (m *DefaultRESTMapper) VersionAndKindForResource(resource string) (gvString, kind string, err error) {
gvk, ok := m.resourceToKind[strings.ToLower(resource)]
if !ok {
return "", "", fmt.Errorf("in version and kind for resource, no resource %q has been defined", resource)
}
return meta.APIVersion, meta.Kind, nil
return gvk.GroupVersion().String(), gvk.Kind, nil
}
func (m *DefaultRESTMapper) GroupForResource(resource string) (string, error) {
typemeta, exists := m.mapping[strings.ToLower(resource)]
gvk, exists := m.resourceToKind[strings.ToLower(resource)]
if !exists {
return "", fmt.Errorf("in group for resource, no resource %q has been defined", resource)
}
gv, err := unversioned.ParseGroupVersion(typemeta.APIVersion)
if err != nil {
return "", err
}
return gv.Group, nil
return gvk.Group, nil
}
// RESTMapping returns a struct representing the resource path and conversion interfaces a
@ -223,16 +201,18 @@ func (m *DefaultRESTMapper) RESTMapping(kind string, versions ...string) (*RESTM
return nil, err
}
currGVK := currGroupVersion.WithKind(kind)
hadVersion = true
if _, ok := m.reverse[typeMeta{APIVersion: currGroupVersion.String(), Kind: kind}]; ok {
if _, ok := m.kindToPluralResource[currGVK]; ok {
groupVersion = &currGroupVersion
break
}
}
// Use the default preferred versions
if !hadVersion && (groupVersion == nil) {
for _, currGroupVersion := range m.groupVersions {
if _, ok := m.reverse[typeMeta{APIVersion: currGroupVersion.String(), Kind: kind}]; ok {
for _, currGroupVersion := range m.defaultGroupVersions {
currGVK := currGroupVersion.WithKind(kind)
if _, ok := m.kindToPluralResource[currGVK]; ok {
groupVersion = &currGroupVersion
break
}
@ -242,14 +222,14 @@ func (m *DefaultRESTMapper) RESTMapping(kind string, versions ...string) (*RESTM
return nil, fmt.Errorf("no kind named %q is registered in versions %q", kind, versions)
}
gvk := unversioned.NewGroupVersionKind(*groupVersion, kind)
gvk := groupVersion.WithKind(kind)
// Ensure we have a REST mapping
resource, ok := m.reverse[typeMeta{APIVersion: gvk.GroupVersion().String(), Kind: gvk.Kind}]
resource, ok := m.kindToPluralResource[gvk]
if !ok {
found := []unversioned.GroupVersion{}
for _, gv := range m.groupVersions {
if _, ok := m.reverse[typeMeta{APIVersion: gv.String(), Kind: kind}]; ok {
for _, gv := range m.defaultGroupVersions {
if _, ok := m.kindToPluralResource[gvk]; ok {
found = append(found, gv)
}
}
@ -260,7 +240,7 @@ func (m *DefaultRESTMapper) RESTMapping(kind string, versions ...string) (*RESTM
}
// Ensure we have a REST scope
scope, ok := m.scopes[typeMeta{APIVersion: gvk.GroupVersion().String(), Kind: gvk.Kind}]
scope, ok := m.kindToScope[gvk]
if !ok {
return nil, fmt.Errorf("the provided version %q and kind %q cannot be mapped to a supported scope", gvk.GroupVersion().String(), gvk.Kind)
}

86
pkg/api/meta/restmapper_test.go
View File

@ -96,21 +96,23 @@ func TestRESTMapperVersionAndKindForResource(t *testing.T) {
MixedCase bool
Err bool
}{
{Resource: "internalobjec", Err: true, GroupVersionToRegister: testGroupVersion},
{Resource: "internalObjec", Err: true, GroupVersionToRegister: testGroupVersion},
{Resource: "internalobjec", Err: true},
{Resource: "internalObjec", Err: true},
{Resource: "internalobject", GroupVersionToRegister: testGroupVersion, ExpectedGVK: unversioned.NewGroupVersionKind(testGroupVersion, "InternalObject")},
{Resource: "internalobjects", GroupVersionToRegister: testGroupVersion, ExpectedGVK: unversioned.NewGroupVersionKind(testGroupVersion, "InternalObject")},
{Resource: "internalobject", ExpectedGVK: testGroupVersion.WithKind("InternalObject")},
{Resource: "internalobjects", ExpectedGVK: testGroupVersion.WithKind("InternalObject")},
{Resource: "internalobject", GroupVersionToRegister: testGroupVersion, MixedCase: true, ExpectedGVK: unversioned.NewGroupVersionKind(testGroupVersion, "InternalObject")},
{Resource: "internalobjects", GroupVersionToRegister: testGroupVersion, MixedCase: true, ExpectedGVK: unversioned.NewGroupVersionKind(testGroupVersion, "InternalObject")},
{Resource: "internalobject", MixedCase: true, ExpectedGVK: testGroupVersion.WithKind("InternalObject")},
{Resource: "internalobjects", MixedCase: true, ExpectedGVK: testGroupVersion.WithKind("InternalObject")},
{Resource: "internalObject", GroupVersionToRegister: testGroupVersion, MixedCase: true, ExpectedGVK: unversioned.NewGroupVersionKind(testGroupVersion, "InternalObject")},
{Resource: "internalObjects", GroupVersionToRegister: testGroupVersion, MixedCase: true, ExpectedGVK: unversioned.NewGroupVersionKind(testGroupVersion, "InternalObject")},
{Resource: "internalObject", MixedCase: true, ExpectedGVK: testGroupVersion.WithKind("InternalObject")},
{Resource: "internalObjects", MixedCase: true, ExpectedGVK: testGroupVersion.WithKind("InternalObject")},
}
for i, testCase := range testCases {
mapper := NewDefaultRESTMapper(testGroup, []string{testGroupVersion.String()}, fakeInterfaces)
mapper.Add(RESTScopeNamespace, testCase.ExpectedGVK.Kind, testCase.GroupVersionToRegister.String(), testCase.MixedCase)
mapper := NewDefaultRESTMapper([]unversioned.GroupVersion{testGroupVersion}, fakeInterfaces)
if len(testCase.ExpectedGVK.Kind) != 0 {
mapper.Add(testCase.ExpectedGVK, RESTScopeNamespace, testCase.MixedCase)
}
v, k, err := mapper.VersionAndKindForResource(testCase.Resource)
hasErr := err != nil
@ -137,19 +139,18 @@ func TestRESTMapperVersionAndKindForResource(t *testing.T) {
func TestRESTMapperGroupForResource(t *testing.T) {
testCases := []struct {
Resource string
Kind string
GroupVersion unversioned.GroupVersion
Err bool
Resource string
GroupVersionKind unversioned.GroupVersionKind
Err bool
}{
{Resource: "myObject", Kind: "MyObject", GroupVersion: unversioned.GroupVersion{Group: "testapi", Version: "test"}},
{Resource: "myobject", Kind: "MyObject", GroupVersion: unversioned.GroupVersion{Group: "testapi2", Version: "test"}},
{Resource: "myObje", Err: true, Kind: "MyObject", GroupVersion: unversioned.GroupVersion{Group: "testapi", Version: "test"}},
{Resource: "myobje", Err: true, Kind: "MyObject", GroupVersion: unversioned.GroupVersion{Group: "testapi", Version: "test"}},
{Resource: "myObject", GroupVersionKind: unversioned.GroupVersionKind{Group: "testapi", Version: "test", Kind: "MyObject"}},
{Resource: "myobject", GroupVersionKind: unversioned.GroupVersionKind{Group: "testapi2", Version: "test", Kind: "MyObject"}},
{Resource: "myObje", Err: true, GroupVersionKind: unversioned.GroupVersionKind{Group: "testapi", Version: "test", Kind: "MyObject"}},
{Resource: "myobje", Err: true, GroupVersionKind: unversioned.GroupVersionKind{Group: "testapi", Version: "test", Kind: "MyObject"}},
}
for i, testCase := range testCases {
mapper := NewDefaultRESTMapper(testCase.GroupVersion.Group, []string{testCase.GroupVersion.String()}, fakeInterfaces)
mapper.Add(RESTScopeNamespace, testCase.Kind, testCase.GroupVersion.String(), false)
mapper := NewDefaultRESTMapper([]unversioned.GroupVersion{testCase.GroupVersionKind.GroupVersion()}, fakeInterfaces)
mapper.Add(testCase.GroupVersionKind, RESTScopeNamespace, false)
g, err := mapper.GroupForResource(testCase.Resource)
if testCase.Err {
if err == nil {
@ -157,8 +158,8 @@ func TestRESTMapperGroupForResource(t *testing.T) {
}
} else if err != nil {
t.Errorf("%d: unexpected error: %v", i, err)
} else if g != testCase.GroupVersion.Group {
t.Errorf("%d: expected group %q, got %q", i, testCase.GroupVersion.Group, g)
} else if g != testCase.GroupVersionKind.Group {
t.Errorf("%d: expected group %q, got %q", i, testCase.GroupVersionKind.Group, g)
}
}
}
@ -193,6 +194,8 @@ func TestKindToResource(t *testing.T) {
}
func TestRESTMapperResourceSingularizer(t *testing.T) {
testGroupVersion := unversioned.GroupVersion{Group: "tgroup", Version: "test"}
testCases := []struct {
Kind string
MixedCase bool
@ -216,11 +219,9 @@ func TestRESTMapperResourceSingularizer(t *testing.T) {
{Kind: "lowercases", MixedCase: false, Plural: "lowercases", Singular: "lowercases"},
}
for i, testCase := range testCases {
testGroupVersion := unversioned.GroupVersion{Group: "tgroup", Version: "test"}
mapper := NewDefaultRESTMapper(testGroupVersion.Group, []string{testGroupVersion.String()}, fakeInterfaces)
mapper := NewDefaultRESTMapper([]unversioned.GroupVersion{testGroupVersion}, fakeInterfaces)
// create singular/plural mapping
mapper.Add(RESTScopeNamespace, testCase.Kind, testGroupVersion.String(), testCase.MixedCase)
mapper.Add(testGroupVersion.WithKind(testCase.Kind), RESTScopeNamespace, testCase.MixedCase)
singular, _ := mapper.ResourceSingularizer(testCase.Plural)
if singular != testCase.Singular {
@ -232,12 +233,13 @@ func TestRESTMapperResourceSingularizer(t *testing.T) {
func TestRESTMapperRESTMapping(t *testing.T) {
testGroup := "tgroup"
testGroupVersion := unversioned.GroupVersion{Group: testGroup, Version: "test"}
internalGroupVersion := unversioned.GroupVersion{Group: testGroup, Version: "test"}
testCases := []struct {
Kind string
APIGroupVersions []unversioned.GroupVersion
MixedCase bool
DefaultVersions []string
DefaultVersions []unversioned.GroupVersion
Resource string
ExpectedGroupVersion *unversioned.GroupVersion
@ -246,25 +248,23 @@ func TestRESTMapperRESTMapping(t *testing.T) {
{Kind: "Unknown", Err: true},
{Kind: "InternalObject", Err: true},
{DefaultVersions: []string{testGroupVersion.String()}, Kind: "Unknown", Err: true},
{DefaultVersions: []unversioned.GroupVersion{testGroupVersion}, Kind: "Unknown", Err: true},
{DefaultVersions: []string{testGroupVersion.String()}, Kind: "InternalObject", APIGroupVersions: []unversioned.GroupVersion{{Group: testGroup, Version: "test"}}, Resource: "internalobjects"},
{DefaultVersions: []string{testGroupVersion.String()}, Kind: "InternalObject", APIGroupVersions: []unversioned.GroupVersion{{Group: testGroup, Version: "test"}}, Resource: "internalobjects"},
{DefaultVersions: []unversioned.GroupVersion{testGroupVersion}, Kind: "InternalObject", APIGroupVersions: []unversioned.GroupVersion{{Group: testGroup, Version: "test"}}, Resource: "internalobjects"},
{DefaultVersions: []unversioned.GroupVersion{testGroupVersion}, Kind: "InternalObject", APIGroupVersions: []unversioned.GroupVersion{{Group: testGroup, Version: "test"}}, Resource: "internalobjects"},
{DefaultVersions: []string{testGroupVersion.String()}, Kind: "InternalObject", APIGroupVersions: []unversioned.GroupVersion{{Group: testGroup, Version: "test"}}, Resource: "internalobjects"},
{DefaultVersions: []unversioned.GroupVersion{testGroupVersion}, Kind: "InternalObject", APIGroupVersions: []unversioned.GroupVersion{{Group: testGroup, Version: "test"}}, Resource: "internalobjects"},
{DefaultVersions: []string{testGroupVersion.String()}, Kind: "InternalObject", APIGroupVersions: []unversioned.GroupVersion{}, Resource: "internalobjects", ExpectedGroupVersion: &unversioned.GroupVersion{Group: testGroup, Version: "test"}},
{DefaultVersions: []unversioned.GroupVersion{testGroupVersion}, Kind: "InternalObject", APIGroupVersions: []unversioned.GroupVersion{}, Resource: "internalobjects", ExpectedGroupVersion: &unversioned.GroupVersion{Group: testGroup, Version: "test"}},
{DefaultVersions: []string{testGroupVersion.String()}, Kind: "InternalObject", APIGroupVersions: []unversioned.GroupVersion{{Group: testGroup, Version: "test"}}, Resource: "internalobjects"},
{DefaultVersions: []string{testGroupVersion.String()}, Kind: "InternalObject", APIGroupVersions: []unversioned.GroupVersion{{Group: testGroup, Version: "test"}}, MixedCase: true, Resource: "internalObjects"},
{DefaultVersions: []unversioned.GroupVersion{testGroupVersion}, Kind: "InternalObject", APIGroupVersions: []unversioned.GroupVersion{{Group: testGroup, Version: "test"}}, Resource: "internalobjects"},
{DefaultVersions: []unversioned.GroupVersion{testGroupVersion}, Kind: "InternalObject", APIGroupVersions: []unversioned.GroupVersion{{Group: testGroup, Version: "test"}}, MixedCase: true, Resource: "internalObjects"},
// TODO: add test for a resource that exists in one version but not another
}
for i, testCase := range testCases {
internalGroupVersion := unversioned.GroupVersion{Group: testGroup, Version: "test"}
mapper := NewDefaultRESTMapper(testGroup, testCase.DefaultVersions, fakeInterfaces)
mapper.Add(RESTScopeNamespace, "InternalObject", internalGroupVersion.String(), testCase.MixedCase)
mapper := NewDefaultRESTMapper(testCase.DefaultVersions, fakeInterfaces)
mapper.Add(internalGroupVersion.WithKind("InternalObject"), RESTScopeNamespace, testCase.MixedCase)
deprecatedGroupVersionStrings := []string{}
for _, gv := range testCase.APIGroupVersions {
@ -303,9 +303,9 @@ func TestRESTMapperRESTMappingSelectsVersion(t *testing.T) {
expectedGroupVersion2 := unversioned.GroupVersion{Group: "tgroup", Version: "test2"}
expectedGroupVersion3 := unversioned.GroupVersion{Group: "tgroup", Version: "test3"}
mapper := NewDefaultRESTMapper("tgroup", []string{expectedGroupVersion1.String(), expectedGroupVersion2.String()}, fakeInterfaces)
mapper.Add(RESTScopeNamespace, "InternalObject", expectedGroupVersion1.String(), false)
mapper.Add(RESTScopeNamespace, "OtherObject", expectedGroupVersion2.String(), false)
mapper := NewDefaultRESTMapper([]unversioned.GroupVersion{expectedGroupVersion1, expectedGroupVersion2}, fakeInterfaces)
mapper.Add(expectedGroupVersion1.WithKind("InternalObject"), RESTScopeNamespace, false)
mapper.Add(expectedGroupVersion2.WithKind("OtherObject"), RESTScopeNamespace, false)
// pick default matching object kind based on search order
mapping, err := mapper.RESTMapping("OtherObject")
@ -359,8 +359,8 @@ func TestRESTMapperReportsErrorOnBadVersion(t *testing.T) {
expectedGroupVersion1 := unversioned.GroupVersion{Group: "tgroup", Version: "test1"}
expectedGroupVersion2 := unversioned.GroupVersion{Group: "tgroup", Version: "test2"}
mapper := NewDefaultRESTMapper("tgroup", []string{expectedGroupVersion1.String(), expectedGroupVersion2.String()}, unmatchedVersionInterfaces)
mapper.Add(RESTScopeNamespace, "InternalObject", expectedGroupVersion1.String(), false)
mapper := NewDefaultRESTMapper([]unversioned.GroupVersion{expectedGroupVersion1, expectedGroupVersion2}, unmatchedVersionInterfaces)
mapper.Add(expectedGroupVersion1.WithKind("InternalObject"), RESTScopeNamespace, false)
_, err := mapper.RESTMapping("InternalObject", expectedGroupVersion1.String())
if err == nil {
t.Errorf("unexpected non-error")

70
pkg/api/registered/registered.go
View File

@ -22,46 +22,60 @@ import (
"strings"
"github.com/golang/glog"
apiutil "k8s.io/kubernetes/pkg/api/util"
"k8s.io/kubernetes/pkg/api/unversioned"
)
// List of registered API versions.
// The list is in the order of most preferred to the least.
var RegisteredVersions []string
var RegisteredGroupVersions []unversioned.GroupVersion
func init() {
validGroupVersions := map[string]bool{
"v1": true,
"extensions/v1beta1": true,
"componentconfig/v1alpha1": true,
"metrics/v1alpha1": true,
validGroupVersions := map[unversioned.GroupVersion]bool{
unversioned.GroupVersion{Group: "", Version: "v1"}: true,
unversioned.GroupVersion{Group: "extensions", Version: "v1beta1"}: true,
unversioned.GroupVersion{Group: "componentconfig", Version: "v1alpha1"}: true,
unversioned.GroupVersion{Group: "metrics", Version: "v1alpha1"}: true,
}
// The default list of supported api versions, in order of most preferred to the least.
defaultSupportedVersions := "v1,extensions/v1beta1,componentconfig/v1alpha1"
supportedVersions := []unversioned.GroupVersion{
{Group: "", Version: "v1"},
{Group: "extensions", Version: "v1beta1"},
{Group: "componentconfig", Version: "v1alpha1"},
}
// Env var KUBE_API_VERSIONS is a comma separated list of API versions that should be registered in the scheme.
// The versions should be in the order of most preferred to the least.
supportedVersions := os.Getenv("KUBE_API_VERSIONS")
if supportedVersions == "" {
supportedVersions = defaultSupportedVersions
}
versions := strings.Split(supportedVersions, ",")
for _, version := range versions {
// Verify that the version is valid.
valid, ok := validGroupVersions[version]
if !ok || !valid {
// Not a valid API version.
glog.Fatalf("invalid api version: %s in KUBE_API_VERSIONS: %s. List of valid API versions: %v",
version, os.Getenv("KUBE_API_VERSIONS"), validGroupVersions)
userRequestedVersions := os.Getenv("KUBE_API_VERSIONS")
if len(userRequestedVersions) != 0 {
// reset the supported versions
supportedVersions = []unversioned.GroupVersion{}
for _, version := range strings.Split(userRequestedVersions, ",") {
gv, err := unversioned.ParseGroupVersion(version)
if err != nil {
glog.Fatalf("invalid api version: %s in KUBE_API_VERSIONS: %s. List of valid API versions: %v",
version, os.Getenv("KUBE_API_VERSIONS"), validGroupVersions)
}
// Verify that the version is valid.
valid, ok := validGroupVersions[gv]
if !ok || !valid {
// Not a valid API version.
glog.Fatalf("invalid api version: %s in KUBE_API_VERSIONS: %s. List of valid API versions: %v",
version, os.Getenv("KUBE_API_VERSIONS"), validGroupVersions)
}
supportedVersions = append(supportedVersions, gv)
}
RegisteredVersions = append(RegisteredVersions, version)
}
RegisteredGroupVersions = supportedVersions
}
// Returns true if the given api version is one of the registered api versions.
func IsRegisteredAPIVersion(version string) bool {
for _, apiVersion := range RegisteredVersions {
if apiVersion == version {
func IsRegisteredAPIGroupVersion(gv unversioned.GroupVersion) bool {
for _, currGV := range RegisteredGroupVersions {
if currGV == gv {
return true
}
}
@ -70,10 +84,10 @@ func IsRegisteredAPIVersion(version string) bool {
// GroupVersionsForGroup returns the registered versions of a group in the form
// of "group/version".
func GroupVersionsForGroup(group string) []string {
ret := []string{}
for _, v := range RegisteredVersions {
if apiutil.GetGroup(v) == group {
func GroupVersionsForGroup(group string) []unversioned.GroupVersion {
ret := []unversioned.GroupVersion{}
for _, v := range RegisteredGroupVersions {
if v.Group == group {
ret = append(ret, v)
}
}

4
pkg/api/testing/fuzzer.go
View File

@ -291,9 +291,9 @@ func FuzzerFor(t *testing.T, version string, src rand.Source) *fuzz.Fuzzer {
ev.ValueFrom = &api.EnvVarSource{}
ev.ValueFrom.FieldRef = &api.ObjectFieldSelector{}
versions := registered.RegisteredVersions
versions := registered.RegisteredGroupVersions
ev.ValueFrom.FieldRef.APIVersion = versions[c.Rand.Intn(len(versions))]
ev.ValueFrom.FieldRef.APIVersion = versions[c.Rand.Intn(len(versions))].String()
ev.ValueFrom.FieldRef.FieldPath = c.RandString()
}
},

5
pkg/api/unversioned/group_version.go
View File

@ -30,6 +30,7 @@ type GroupVersionKind struct {
Kind string
}
// TODO remove this
func NewGroupVersionKind(gv GroupVersion, kind string) GroupVersionKind {
return GroupVersionKind{Group: gv.Group, Version: gv.Version, Kind: kind}
}
@ -84,6 +85,10 @@ func ParseGroupVersionOrDie(gv string) GroupVersion {
return ret
}
func (gv GroupVersion) WithKind(kind string) GroupVersionKind {
return GroupVersionKind{Group: gv.Group, Version: gv.Version, Kind: kind}
}
// MarshalJSON implements the json.Marshaller interface.
func (gv GroupVersion) MarshalJSON() ([]byte, error) {
s := gv.String()

2
pkg/api/v1/register.go
View File

@ -28,7 +28,7 @@ var Codec = runtime.CodecFor(api.Scheme, "v1")
func init() {
// Check if v1 is in the list of supported API versions.
if !registered.IsRegisteredAPIVersion("v1") {
if !registered.IsRegisteredAPIGroupVersion(unversioned.GroupVersion{Group: "", Version: "v1"}) {
return
}

20
pkg/apis/componentconfig/install/install.go
View File

@ -28,7 +28,7 @@ import (
"k8s.io/kubernetes/pkg/api/latest"
"k8s.io/kubernetes/pkg/api/meta"
"k8s.io/kubernetes/pkg/api/registered"
apiutil "k8s.io/kubernetes/pkg/api/util"
"k8s.io/kubernetes/pkg/api/unversioned"
_ "k8s.io/kubernetes/pkg/apis/componentconfig"
"k8s.io/kubernetes/pkg/apis/componentconfig/v1alpha1"
"k8s.io/kubernetes/pkg/runtime"
@ -45,19 +45,23 @@ func init() {
glog.V(4).Infof("%v", err)
return
}
worstToBestGroupVersions := []unversioned.GroupVersion{}
registeredGroupVersions := registered.GroupVersionsForGroup("componentconfig")
groupVersion := registeredGroupVersions[0]
*groupMeta = latest.GroupMeta{
GroupVersion: groupVersion,
Group: apiutil.GetGroup(groupVersion),
Version: apiutil.GetVersion(groupVersion),
Codec: runtime.CodecFor(api.Scheme, groupVersion),
GroupVersion: groupVersion.String(),
Group: groupVersion.Group,
Version: groupVersion.Version,
Codec: runtime.CodecFor(api.Scheme, groupVersion.String()),
}
var versions []string
var groupVersions []string
for i := len(registeredGroupVersions) - 1; i >= 0; i-- {
versions = append(versions, apiutil.GetVersion(registeredGroupVersions[i]))
groupVersions = append(groupVersions, registeredGroupVersions[i])
versions = append(versions, registeredGroupVersions[i].Version)
groupVersions = append(groupVersions, registeredGroupVersions[i].String())
worstToBestGroupVersions = append(worstToBestGroupVersions, registeredGroupVersions[i])
}
groupMeta.Versions = versions
groupMeta.GroupVersions = groupVersions
@ -70,7 +74,7 @@ func init() {
ignoredKinds := sets.NewString()
groupMeta.RESTMapper = api.NewDefaultRESTMapper("componentconfig", groupVersions, interfacesFor, importPrefix, ignoredKinds, rootScoped)
groupMeta.RESTMapper = api.NewDefaultRESTMapper(worstToBestGroupVersions, interfacesFor, importPrefix, ignoredKinds, rootScoped)
api.RegisterRESTMapper(groupMeta.RESTMapper)
groupMeta.InterfacesFor = interfacesFor
}

20
pkg/apis/extensions/install/install.go
View File

@ -28,7 +28,7 @@ import (
"k8s.io/kubernetes/pkg/api/latest"
"k8s.io/kubernetes/pkg/api/meta"
"k8s.io/kubernetes/pkg/api/registered"
apiutil "k8s.io/kubernetes/pkg/api/util"
"k8s.io/kubernetes/pkg/api/unversioned"
_ "k8s.io/kubernetes/pkg/apis/extensions"
"k8s.io/kubernetes/pkg/apis/extensions/v1beta1"
"k8s.io/kubernetes/pkg/runtime"
@ -45,19 +45,23 @@ func init() {
glog.V(4).Infof("%v", err)
return
}
worstToBestGroupVersions := []unversioned.GroupVersion{}
registeredGroupVersions := registered.GroupVersionsForGroup("extensions")
groupVersion := registeredGroupVersions[0]
*groupMeta = latest.GroupMeta{
GroupVersion: groupVersion,
Group: apiutil.GetGroup(groupVersion),
Version: apiutil.GetVersion(groupVersion),
Codec: runtime.CodecFor(api.Scheme, groupVersion),
GroupVersion: groupVersion.String(),
Group: groupVersion.Group,
Version: groupVersion.Version,
Codec: runtime.CodecFor(api.Scheme, groupVersion.String()),
}
var versions []string
var groupVersions []string
for i := len(registeredGroupVersions) - 1; i >= 0; i-- {
versions = append(versions, apiutil.GetVersion(registeredGroupVersions[i]))
groupVersions = append(groupVersions, registeredGroupVersions[i])
versions = append(versions, registeredGroupVersions[i].Version)
groupVersions = append(groupVersions, registeredGroupVersions[i].String())
worstToBestGroupVersions = append(worstToBestGroupVersions, registeredGroupVersions[i])
}
groupMeta.Versions = versions
groupMeta.GroupVersions = groupVersions
@ -70,7 +74,7 @@ func init() {
ignoredKinds := sets.NewString()
groupMeta.RESTMapper = api.NewDefaultRESTMapper("extensions", groupVersions, interfacesFor, importPrefix, ignoredKinds, rootScoped)
groupMeta.RESTMapper = api.NewDefaultRESTMapper(worstToBestGroupVersions, interfacesFor, importPrefix, ignoredKinds, rootScoped)
api.RegisterRESTMapper(groupMeta.RESTMapper)
groupMeta.InterfacesFor = interfacesFor
}

20
pkg/apis/metrics/install/install.go
View File

@ -28,7 +28,7 @@ import (
"k8s.io/kubernetes/pkg/api/latest"
"k8s.io/kubernetes/pkg/api/meta"
"k8s.io/kubernetes/pkg/api/registered"
apiutil "k8s.io/kubernetes/pkg/api/util"
"k8s.io/kubernetes/pkg/api/unversioned"
_ "k8s.io/kubernetes/pkg/apis/metrics"
"k8s.io/kubernetes/pkg/apis/metrics/v1alpha1"
"k8s.io/kubernetes/pkg/runtime"
@ -45,19 +45,23 @@ func init() {
glog.V(4).Infof("%v", err)
return
}
worstToBestGroupVersions := []unversioned.GroupVersion{}
registeredGroupVersions := registered.GroupVersionsForGroup("metrics")
groupVersion := registeredGroupVersions[0]
*groupMeta = latest.GroupMeta{
GroupVersion: groupVersion,
Group: apiutil.GetGroup(groupVersion),
Version: apiutil.GetVersion(groupVersion),
Codec: runtime.CodecFor(api.Scheme, groupVersion),
GroupVersion: groupVersion.String(),
Group: groupVersion.Group,
Version: groupVersion.Version,
Codec: runtime.CodecFor(api.Scheme, groupVersion.String()),
}
var versions []string
var groupVersions []string
for i := len(registeredGroupVersions) - 1; i >= 0; i-- {
versions = append(versions, apiutil.GetVersion(registeredGroupVersions[i]))
groupVersions = append(groupVersions, registeredGroupVersions[i])
versions = append(versions, registeredGroupVersions[i].Version)
groupVersions = append(groupVersions, registeredGroupVersions[i].String())
worstToBestGroupVersions = append(worstToBestGroupVersions, registeredGroupVersions[i])
}
groupMeta.Versions = versions
groupMeta.GroupVersions = groupVersions
@ -70,7 +74,7 @@ func init() {
ignoredKinds := sets.NewString()
groupMeta.RESTMapper = api.NewDefaultRESTMapper("metrics", groupVersions, interfacesFor, importPrefix, ignoredKinds, rootScoped)
groupMeta.RESTMapper = api.NewDefaultRESTMapper(worstToBestGroupVersions, interfacesFor, importPrefix, ignoredKinds, rootScoped)
api.RegisterRESTMapper(groupMeta.RESTMapper)
groupMeta.InterfacesFor = interfacesFor
}

9
pkg/apiserver/apiserver_test.go
View File

@ -107,8 +107,7 @@ func interfacesFor(version string) (*meta.VersionInterfaces, error) {
}
func newMapper() *meta.DefaultRESTMapper {
gvStrings := []string{testGroupVersion.String(), newGroupVersion.String()}
return meta.NewDefaultRESTMapper(testAPIGroup, gvStrings, interfacesFor)
return meta.NewDefaultRESTMapper([]unversioned.GroupVersion{testGroupVersion, newGroupVersion}, interfacesFor)
}
func addGrouplessTypes() {
@ -149,11 +148,13 @@ func init() {
// the mapper how to address our resources
for _, gv := range groupVersions {
for kind := range api.Scheme.KnownTypes(gv.String()) {
gvk := gv.WithKind(kind)
root := bool(kind == "SimpleRoot")
if root {
nsMapper.Add(meta.RESTScopeRoot, kind, gv.String(), false)
nsMapper.Add(gvk, meta.RESTScopeRoot, false)
} else {
nsMapper.Add(meta.RESTScopeNamespace, kind, gv.String(), false)
nsMapper.Add(gvk, meta.RESTScopeNamespace, false)
}
}
}

6
pkg/client/unversioned/testclient/testclient.go
View File

@ -294,7 +294,11 @@ func (c *Fake) ServerAPIVersions() (*unversioned.APIVersions, error) {
action.Resource = "apiversions"
c.Invokes(action, nil)
return &unversioned.APIVersions{Versions: registered.RegisteredVersions}, nil
gvStrings := []string{}
for _, gv := range registered.RegisteredGroupVersions {
gvStrings = append(gvStrings, gv.String())
}
return &unversioned.APIVersions{Versions: gvStrings}, nil
}
func (c *Fake) ComponentStatuses() client.ComponentStatusInterface {

10
pkg/kubectl/cmd/cmd_test.go
View File

@ -90,18 +90,20 @@ func newExternalScheme() (*runtime.Scheme, meta.RESTMapper, runtime.Codec) {
scheme.AddKnownTypeWithName(validVersionGV.String(), "Type", &ExternalType2{})
codec := runtime.CodecFor(scheme, unlikelyGV.String())
mapper := meta.NewDefaultRESTMapper("apitest", []string{unlikelyGV.String(), validVersionGV.String()}, func(version string) (*meta.VersionInterfaces, error) {
mapper := meta.NewDefaultRESTMapper([]unversioned.GroupVersion{unlikelyGV, validVersionGV}, func(version string) (*meta.VersionInterfaces, error) {
return &meta.VersionInterfaces{
Codec: runtime.CodecFor(scheme, version),
ObjectConvertor: scheme,
MetadataAccessor: meta.NewAccessor(),
}, versionErrIfFalse(version == validVersionGV.String() || version == unlikelyGV.String())
})
for _, version := range []string{unlikelyGV.String(), validVersionGV.String()} {
for kind := range scheme.KnownTypes(version) {
for _, gv := range []unversioned.GroupVersion{unlikelyGV, validVersionGV} {
for kind := range scheme.KnownTypes(gv.String()) {
gvk := gv.WithKind(kind)
mixedCase := false
scope := meta.RESTScopeNamespace
mapper.Add(scope, kind, version, mixedCase)
mapper.Add(gvk, scope, mixedCase)
}
}

7
pkg/kubectl/cmd/convert.go
View File

@ -22,6 +22,7 @@ import (
"k8s.io/kubernetes/pkg/api/latest"
"k8s.io/kubernetes/pkg/api/registered"
"k8s.io/kubernetes/pkg/api/unversioned"
"k8s.io/kubernetes/pkg/kubectl"
cmdutil "k8s.io/kubernetes/pkg/kubectl/cmd/util"
"k8s.io/kubernetes/pkg/kubectl/resource"
@ -95,7 +96,11 @@ type ConvertOptions struct {
// Complete collects information required to run Convert command from command line.
func (o *ConvertOptions) Complete(f *cmdutil.Factory, out io.Writer, cmd *cobra.Command, args []string) (err error) {
o.outputVersion = cmdutil.OutputVersion(cmd, latest.GroupOrDie("").Version)
if !registered.IsRegisteredAPIVersion(o.outputVersion) {
outputGV, err := unversioned.ParseGroupVersion(o.outputVersion)
if err != nil {
return fmt.Errorf("unable to parse group/version from %q: %v", o.outputVersion, err)
}
if !registered.IsRegisteredAPIGroupVersion(outputGV) {
cmdutil.UsageError(cmd, "'%s' is not a registered version.", o.outputVersion)
}

10
pkg/kubectl/cmd/util/clientcache.go
View File

@ -71,16 +71,8 @@ func (c *ClientCache) ClientConfigForVersion(version string) (*client.Config, er
}
preferredGV = &gv
}
registeredGVs := []unversioned.GroupVersion{}
for _, gvString := range registered.RegisteredVersions {
gv, err := unversioned.ParseGroupVersion(gvString)
if err != nil {
return nil, err
}
registeredGVs = append(registeredGVs, gv)
}
negotiatedVersion, err := client.NegotiateVersion(c.defaultClient, &config, preferredGV, registeredGVs)
negotiatedVersion, err := client.NegotiateVersion(c.defaultClient, &config, preferredGV, registered.RegisteredGroupVersions)
if err != nil {
return nil, err
}

9
pkg/kubectl/cmd/util/factory.go
View File

@ -35,6 +35,7 @@ import (
"k8s.io/kubernetes/pkg/api"
"k8s.io/kubernetes/pkg/api/meta"
"k8s.io/kubernetes/pkg/api/registered"
"k8s.io/kubernetes/pkg/api/unversioned"
"k8s.io/kubernetes/pkg/api/validation"
"k8s.io/kubernetes/pkg/apis/extensions"
client "k8s.io/kubernetes/pkg/client/unversioned"
@ -488,8 +489,12 @@ func (c *clientSwaggerSchema) ValidateBytes(data []byte) error {
if err != nil {
return err
}
if ok := registered.IsRegisteredAPIVersion(version); !ok {
return fmt.Errorf("API version %q isn't supported, only supports API versions %q", version, registered.RegisteredVersions)
gv, err := unversioned.ParseGroupVersion(version)
if err != nil {
return fmt.Errorf("unable to parse group/version from %q: %v", version, err)
}
if ok := registered.IsRegisteredAPIGroupVersion(gv); !ok {
return fmt.Errorf("API version %q isn't supported, only supports API versions %q", version, registered.RegisteredGroupVersions)
}
resource, _ := meta.KindToResource(kind, false)
group, err := c.mapper.GroupForResource(resource)

9
pkg/kubectl/resource/mapper.go
View File

@ -23,6 +23,7 @@ import (
"k8s.io/kubernetes/pkg/api"
"k8s.io/kubernetes/pkg/api/meta"
"k8s.io/kubernetes/pkg/api/registered"
"k8s.io/kubernetes/pkg/api/unversioned"
"k8s.io/kubernetes/pkg/runtime"
"k8s.io/kubernetes/pkg/util/yaml"
)
@ -48,8 +49,12 @@ func (m *Mapper) InfoForData(data []byte, source string) (*Info, error) {
if err != nil {
return nil, fmt.Errorf("unable to get type info from %q: %v", source, err)
}
if ok := registered.IsRegisteredAPIVersion(version); !ok {
return nil, fmt.Errorf("API version %q in %q isn't supported, only supports API versions %q", version, source, registered.RegisteredVersions)
gv, err := unversioned.ParseGroupVersion(version)
if err != nil {
return nil, fmt.Errorf("unable to parse group/version from %q: %v", version, err)
}
if ok := registered.IsRegisteredAPIGroupVersion(gv); !ok {
return nil, fmt.Errorf("API version %q in %q isn't supported, only supports API versions %q", version, source, registered.RegisteredGroupVersions)
}
if kind == "" {
return nil, fmt.Errorf("kind not set in %q", source)

8
pkg/kubelet/config/common_test.go
View File

@ -71,8 +71,8 @@ func TestDecodeSinglePod(t *testing.T) {
t.Errorf("expected:\n%#v\ngot:\n%#v\n%s", pod, podOut, string(json))
}
for _, version := range registered.GroupVersionsForGroup("") {
externalPod, err := testapi.Default.Converter().ConvertToVersion(pod, version)
for _, gv := range registered.GroupVersionsForGroup("") {
externalPod, err := testapi.Default.Converter().ConvertToVersion(pod, gv.String())
if err != nil {
t.Errorf("unexpected error: %v", err)
}
@ -137,8 +137,8 @@ func TestDecodePodList(t *testing.T) {
t.Errorf("expected:\n%#v\ngot:\n%#v\n%s", podList, &podListOut, string(json))
}
for _, version := range registered.GroupVersionsForGroup("") {
externalPodList, err := testapi.Default.Converter().ConvertToVersion(podList, version)
for _, gv := range registered.GroupVersionsForGroup("") {
externalPodList, err := testapi.Default.Converter().ConvertToVersion(podList, gv.String())
if err != nil {
t.Errorf("unexpected error: %v", err)
}