opts.isDrWithSelector = destinationRule.GetWorkloadSelector() != nil
	}
	// Apply traffic policy for the subset cluster.
	cb.applyTrafficPolicy(opts)

	maybeApplyEdsConfig(subsetCluster.cluster)

	cb.applyMetadataExchange(opts.mutable.cluster)

	// Add the DestinationRule+subsets metadata. Metadata here is generated on a per-cluster
	// basis in buildCluster, so we can just insert without a copy.