// cidrSet are mapped to clusterCIDR by index
	cidrSets := make([]*cidrset.CidrSet, len(allocatorParams.ClusterCIDRs))
	for idx, cidr := range allocatorParams.ClusterCIDRs {
		cidrSet, err := cidrset.NewCIDRSet(cidr, allocatorParams.NodeCIDRMaskSizes[idx])
		if err != nil {
			return nil, err
		}
		cidrSets[idx] = cidrSet
	}

	ra := &rangeAllocator{
		client:       client,