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fix apiserver InstallAPIGroups slices out of range 

Signed-off-by: Icarus9913 <icaruswu66@qq.com>

Kubernetes-commit: 07c945536089e38b1b824b371d199d75075da731
This commit is contained in:
Icarus9913 2023-05-17 16:53:27 +08:00 committed by Kubernetes Publisher
parent 0d160f0770
commit 6099c06f68
1 changed files with 3 additions and 0 deletions
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3
pkg/server/genericapiserver.go
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@ -836,6 +836,9 @@ func (s *GenericAPIServer) InstallLegacyAPIGroup(apiPrefix string, apiGroupInfo
// underlying storage will be destroyed on this servers shutdown.
func (s *GenericAPIServer) InstallAPIGroups(apiGroupInfos ...*APIGroupInfo) error {
for _, apiGroupInfo := range apiGroupInfos {
if len(apiGroupInfo.PrioritizedVersions) == 0 {
return fmt.Errorf("no version priority set for %#v", *apiGroupInfo)
}
// Do not register empty group or empty version. Doing so claims /apis/ for the wrong entity to be returned.
// Catching these here places the error much closer to its origin
if len(apiGroupInfo.PrioritizedVersions[0].Group) == 0 {