op.allocated = append(op.allocated, port)
	}
	return port, err
}

// Marks a port so that it will be released if this operation Commits
func (op *PortAllocationOperation) ReleaseDeferred(port int) {
	op.releaseDeferred = append(op.releaseDeferred, port)

func (al *Allocators) releaseNodePorts(service *api.Service, nodePortOp *portallocator.PortAllocationOperation) {
	nodePorts := collectServiceNodePorts(service)

	for _, nodePort := range nodePorts {
		nodePortOp.ReleaseDeferred(nodePort)
	}
}

func (al *Allocators) updateNodePorts(after After, before Before, nodePortOp *portallocator.PortAllocationOperation) error {
	oldService, newService := before.Service, after.Service