UPSTREAM: 74956: apiserver: switch authorization to use protobuf client

mfojtik · bertinatto · commit a3bd1dbcd546 · 2025-04-03T13:09:08.000-03:00
OpenShift-Rebase-Source: 29eea3c
diff --git a/staging/src/k8s.io/apiserver/pkg/server/options/authorization.go b/staging/src/k8s.io/apiserver/pkg/server/options/authorization.go
@@ -239,5 +239,10 @@ func (s *DelegatingAuthorizationOptions) getClient() (kubernetes.Interface, erro
 		clientConfig.Wrap(s.CustomRoundTripperFn)
 	}
 
-	return kubernetes.NewForConfig(clientConfig)
+	// make the client use protobuf
+	protoConfig := rest.CopyConfig(clientConfig)
+	protoConfig.AcceptContentTypes = "application/vnd.kubernetes.protobuf,application/json"
+	protoConfig.ContentType = "application/vnd.kubernetes.protobuf"
+
+	return kubernetes.NewForConfig(protoConfig)
 }

Original file line number	Diff line number	Diff line change
`@@ -239,5 +239,10 @@ func (s *DelegatingAuthorizationOptions) getClient() (kubernetes.Interface, erro`
`239`	`239`	`clientConfig.Wrap(s.CustomRoundTripperFn)`
`240`	`240`	`}`
`241`	`241`
`242`		`- return kubernetes.NewForConfig(clientConfig)`
	`242`	`+ // make the client use protobuf`
	`243`	`+ protoConfig := rest.CopyConfig(clientConfig)`
	`244`	`+ protoConfig.AcceptContentTypes = "application/vnd.kubernetes.protobuf,application/json"`
	`245`	`+ protoConfig.ContentType = "application/vnd.kubernetes.protobuf"`
	`246`	`+`
	`247`	`+ return kubernetes.NewForConfig(protoConfig)`
`243`	`248`	`}`