troubleshoot disk size calculation

server/handler/vmModifyEvent.go

@@ -241,6 +241,7 @@ func (h *Handler) processConfigChanges(configChanges string) []map[string]string
 
 func (h *Handler) calculateNewDiskSize(event models.CloudEventReceived) float64 {
 	var diskSize float64
+	var totalDiskBytes int64
 	h.Logger.Debug("connecting to vcenter")
 	vc := vcenter.New(h.Logger)
 	vc.Login(event.CloudEvent.Source)
@@ -252,6 +253,7 @@ func (h *Handler) calculateNewDiskSize(event models.CloudEventReceived) float64
 	} else {
 		if vmObject.Vm.Config != nil {
 			h.Logger.Debug("Found VM with config, calculating new total disk size", "vmID", event.CloudEvent.Data.VM.VM.Value)
+
 			// Calculate the total disk allocated in GB
 			for _, device := range vmObject.Vm.Config.Hardware.Device {
 				if disk, ok := device.(*types.VirtualDisk); ok {
@@ -263,9 +265,12 @@ func (h *Handler) calculateNewDiskSize(event models.CloudEventReceived) float64
 						h.Logger.Debug("Adding disk, unknown backing type", "size_bytes", disk.CapacityInBytes)
 					}
 
-					diskSize += float64(disk.CapacityInBytes / 1024 / 1024 / 1024) // Convert from bytes to GB
+					//diskSize += float64(disk.CapacityInBytes / 1024 / 1024 / 1024) // Convert from bytes to GB
+					totalDiskBytes += disk.CapacityInBytes
 				}
 			}
+			diskSize = float64(totalDiskBytes / 1024 / 1024 / 1024)
+			h.Logger.Debug("Converted total disk size", "bytes", totalDiskBytes, "GB", diskSize)
 		}
 	}