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Allow garbage collection to work against different API prefixes

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The GC needs to build clients based only on Resource or Kind. Hoist the
restmapper out of the controller and the clientpool, support a new
ClientForGroupVersionKind and ClientForGroupVersionResource, and use the
appropriate one in both places.
This commit is contained in:
Clayton Coleman
2016-09-12 23:28:49 -04:00
parent 4ab5a76338
commit 97c35fcc67
12 changed files with 92 additions and 56 deletions
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13
cmd/kube-controller-manager/app/controllermanager.go
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@@ -36,6 +36,7 @@ import (
"k8s.io/kubernetes/cmd/kube-controller-manager/app/options"
"k8s.io/kubernetes/pkg/api"
"k8s.io/kubernetes/pkg/api/unversioned"
"k8s.io/kubernetes/pkg/apimachinery/registered"
"k8s.io/kubernetes/pkg/apis/batch"
clientset "k8s.io/kubernetes/pkg/client/clientset_generated/internalclientset"
unversionedcore "k8s.io/kubernetes/pkg/client/clientset_generated/internalclientset/typed/core/unversioned"
@@ -311,9 +312,12 @@ func StartControllers(s *options.CMServer, kubeconfig *restclient.Config, stop <
glog.Fatalf("Failed to get supported resources from server: %v", err)
}
// TODO: should use a dynamic RESTMapper built from the discovery results.
restMapper := registered.RESTMapper()
// Find the list of namespaced resources via discovery that the namespace controller must manage
namespaceKubeClient := client("namespace-controller")
namespaceClientPool := dynamic.NewClientPool(restclient.AddUserAgent(kubeconfig, "namespace-controller"), dynamic.LegacyAPIPathResolverFunc)
namespaceClientPool := dynamic.NewClientPool(restclient.AddUserAgent(kubeconfig, "namespace-controller"), restMapper, dynamic.LegacyAPIPathResolverFunc)
groupVersionResources, err := namespaceKubeClient.Discovery().ServerPreferredNamespacedResources()
if err != nil {
glog.Fatalf("Failed to get supported resources from server: %v", err)
@@ -519,12 +523,13 @@ func StartControllers(s *options.CMServer, kubeconfig *restclient.Config, stop <
if err != nil {
glog.Fatalf("Failed to get supported resources from server: %v", err)
}
config := restclient.AddUserAgent(kubeconfig, "generic-garbage-collector")
config.ContentConfig.NegotiatedSerializer = serializer.DirectCodecFactory{CodecFactory: metaonly.NewMetadataCodecFactory()}
metaOnlyClientPool := dynamic.NewClientPool(config, dynamic.LegacyAPIPathResolverFunc)
metaOnlyClientPool := dynamic.NewClientPool(config, restMapper, dynamic.LegacyAPIPathResolverFunc)
config.ContentConfig.NegotiatedSerializer = nil
clientPool := dynamic.NewClientPool(config, dynamic.LegacyAPIPathResolverFunc)
garbageCollector, err := garbagecollector.NewGarbageCollector(metaOnlyClientPool, clientPool, groupVersionResources)
clientPool := dynamic.NewClientPool(config, restMapper, dynamic.LegacyAPIPathResolverFunc)
garbageCollector, err := garbagecollector.NewGarbageCollector(metaOnlyClientPool, clientPool, restMapper, groupVersionResources)
if err != nil {
glog.Errorf("Failed to start the generic garbage collector: %v", err)
} else {