controllers: remove storageclaim from manager and move functionality

first cut of removal of storageclaim controller and moving the work
over to the storageclient controller. Existing resources that are owned
by storageclaims will become unmanaged but protected against deletion
due to finalizer for which current expectation is to be removed manually

no provider changes done atm and the expectation is, provider would
send info that it used to send for storageclaim now to storageclient and
any opportunity to change the message struct will be made and
corresondingly a new PR will be raised.

Signed-off-by: Leela Venkaiah G <[email protected]>

Author: leelavg

cmd/main.go

@@ -181,15 +181,6 @@ func main() {
 		os.Exit(1)
 	}
 
-	if err = (&controller.StorageClaimReconciler{
-		Client:            mgr.GetClient(),
-		Scheme:            mgr.GetScheme(),
-		OperatorNamespace: utils.GetOperatorNamespace(),
-	}).SetupWithManager(mgr); err != nil {
-		setupLog.Error(err, "unable to create controller", "controller", "StorageClaim")
-		os.Exit(1)
-	}
-
 	if err := mgr.AddHealthzCheck("healthz", healthz.Ping); err != nil {
 		setupLog.Error(err, "unable to set up health check")
 		os.Exit(1)

internal/controller/storageclaim_controller.go

@@ -51,9 +51,6 @@ const (
 	storageClaimFinalizer  = "storageclaim.ocs.openshift.io"
 	storageClaimAnnotation = "ocs.openshift.io/storageclaim"
 	keyRotationAnnotation  = "keyrotation.csiaddons.openshift.io/schedule"
-
-	pvClusterIDIndexName  = "index:persistentVolumeClusterID"
-	vscClusterIDIndexName = "index:volumeSnapshotContentCSIDriver"
 )
 
 // StorageClaimReconciler reconciles a StorageClaim object