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Prevent nil pointer exception in aggregated discovery

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Signed-off-by: Monis Khan <mok@microsoft.com>
This commit is contained in:
Monis Khan 2026-01-26 15:33:16 -05:00
parent 4d212f7f47
commit e7de8ba856
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1 changed files with 7 additions and 3 deletions
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10
staging/src/k8s.io/apiserver/pkg/endpoints/discovery/aggregated/handler.go
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@ -559,9 +559,13 @@ func writeDiscoveryResponse(
return
}
var targetGV schema.GroupVersion
if mediaType.Convert == nil ||
(mediaType.Convert.GroupVersion() != apidiscoveryv2.SchemeGroupVersion &&
mediaType.Convert.GroupVersion() != apidiscoveryv2beta1.SchemeGroupVersion) {
if mediaType.Convert == nil {
utilruntime.HandleError(fmt.Errorf("expected aggregated discovery group version, got unknown group and version"))
w.WriteHeader(http.StatusInternalServerError)
return
}
if mediaType.Convert.GroupVersion() != apidiscoveryv2.SchemeGroupVersion &&
mediaType.Convert.GroupVersion() != apidiscoveryv2beta1.SchemeGroupVersion {
utilruntime.HandleError(fmt.Errorf("expected aggregated discovery group version, got group: %s, version %s", mediaType.Convert.Group, mediaType.Convert.Version))
w.WriteHeader(http.StatusInternalServerError)
return