func getDatacenter(c *govmomi.Client, dc string) (*object.Datacenter, error) {
	finder := find.NewFinder(c.Client, true)
	t := c.ServiceContent.About.ApiType
	switch t {
	case "HostAgent":
		return finder.DefaultDatacenter(context.TODO())
	case "VirtualCenter":
		if dc != "" {
			return finder.Datacenter(context.TODO(), dc)
		}
		return finder.DefaultDatacenter(context.TODO())
	}
	return nil, fmt.Errorf("unsupported ApiType: %s", t)
}
func getDatacenter(c *govmomi.Client, dc string) (*object.Datacenter, error) {
	finder := find.NewFinder(c.Client, true)
	t := c.ServiceContent.About.ApiType
	switch t {
	case "HostAgent":
		return finder.DefaultDatacenter(context.TODO())
	case "VirtualCenter":
		if dc != "" {
			return finder.Datacenter(context.TODO(), dc)
		}
		return finder.DefaultDatacenter(context.TODO())
	}
	return nil, fmt.Errorf("unsupported ApiType: %s", t)
}
// getDatacenter gets the higher-level datacenter object for the datacenter
// name supplied by dc.
//
// The default datacenter is denoted by using an empty string. When working
// with ESXi directly, the default datacenter is always selected.