rbd: change the keyprotect metadata name to ibmkeyprotect

To be consistent with other components and also to explictly
state it belong to `ibm keyprotect` service introducing this
change

Signed-off-by: Humble Chirammal <hchiramm@redhat.com>
(cherry picked from commit f822600689)

internal/kms/keyprotect.go

@@ -23,14 +23,15 @@ import (
 	"fmt"
 
 	"github.com/ceph/ceph-csi/internal/util/k8s"
+	"github.com/ceph/ceph-csi/internal/util/log"
 
 	kp "github.com/IBM/keyprotect-go-client"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 )
 
 const (
-	kmsTypeKeyProtectMetadata = "kp-metadata"
-
+	kmsTypeKeyProtectMetadata    = "ibmkeyprotect"
+	kmsTypeKeyProtectMetadataOld = "kp-metadata"
 	// keyProtectMetadataDefaultSecretsName is the default name of the Kubernetes Secret
 	// that contains the credentials to access the Key Protect KMS. The name of
 	// the Secret can be configured by setting the `IBM_KP_SECRET_NAME`
@@ -62,6 +63,21 @@ var _ = RegisterProvider(Provider{
 	Initializer: initKeyProtectKMS,
 })
 
+// RegisterProvider for kmsTypeKeyProtectMetadataOld is kept here for backward compatibility.
+var _ = RegisterProvider(Provider{
+	UniqueID:    kmsTypeKeyProtectMetadataOld,
+	Initializer: initKeyProtectKMSOld,
+})
+
+// initKeyProtectKMSOld is the wrapper with a warning log.
+func initKeyProtectKMSOld(args ProviderInitArgs) (EncryptionKMS, error) {
+	log.WarningLogMsg("%q is deprecated provider for IBM key Protect,"+
+		"use new provider name %q in the configuration, proceeding with %q",
+		kmsTypeKeyProtectMetadataOld, kmsTypeKeyProtectMetadata, kmsTypeKeyProtectMetadata)
+
+	return initKeyProtectKMS(args)
+}
+
 // KeyProtectKMS store the KMS connection information retrieved from the kms configmap.
 type KeyProtectKMS struct {
 	// basic options to get the secret