rbd: export image name

Signed-off-by: Seena Fallah <seenafallah@gmail.com>

docs/api-status.json

@@ -1407,6 +1407,10 @@
         "name": "Image.GetId",
         "comment": "GetId returns the internal image ID string.\n\nImplements:\n int rbd_get_id(rbd_image_t image, char *id, size_t id_len);\n"
       },
+      {
+        "name": "Image.GetName",
+        "comment": "GetName returns the image name."
+      },
       {
         "name": "Image.SetSnapshot",
         "comment": "SetSnapshot updates the rbd image (not the Snapshot) such that the snapshot\nis the source of readable data.\n\nImplements:\n int rbd_snap_set(rbd_image_t image, const char *snapname);\n"

rbd/rbd.go

@@ -951,6 +951,11 @@ func (image *Image) GetId() (string, error) {
 
 }
 
+// GetName returns the image name.
+func (image *Image) GetName() string {
+	return image.name
+}
+
 // SetSnapshot updates the rbd image (not the Snapshot) such that the snapshot
 // is the source of readable data.
 //

rbd/rbd_test.go

@@ -1641,6 +1641,14 @@ func TestGetId(t *testing.T) {
 	conn.Shutdown()
 }
 
+func TestGetName(t *testing.T) {
+	image := Image{
+		name: "testImg",
+	}
+	imgName := image.GetName()
+	assert.Equal(t, image.name, imgName)
+}
+
 func TestOpenImageById(t *testing.T) {
 	conn := radosConnect(t)