v3.HttpProtocolOptionsType: protoconv.MessageToAny(mc.httpProtocolOptions),
		}
	}
	return mc.cluster
}

// CastDestinationRule returns the destination rule enclosed by the config, if not null.
// Otherwise, return nil.
func CastDestinationRule(config *config.Config) *networking.DestinationRule {
	if config != nil {
		return config.Spec.(*networking.DestinationRule)
	}

	return nil
}

				alt := GenerateAltVirtualHosts(a.Hostname.String(), 0, node.DNSDomain)
				sniHosts = append(sniHosts, a.Hostname.String())
				sniHosts = append(sniHosts, alt...)
			}
		}
		destinationRule := CastDestinationRule(node.SidecarScope.DestinationRule(
			model.TrafficDirectionOutbound, node, service.Hostname).GetRule())
		var destinationCIDRs []string
		if destinationCIDR != "" {
			destinationCIDRs = []string{destinationCIDR}

	if b.svc == nil || b.port == nil {
		return nil
	}

	// resolve policy from context
	destinationRule := corexds.CastDestinationRule(b.node.SidecarScope.DestinationRule(
		model.TrafficDirectionOutbound, b.node, b.svc.Hostname).GetRule())
	trafficPolicy, _ := util.GetPortLevelTrafficPolicy(destinationRule.GetTrafficPolicy(), b.port)

	push, node := lb.push, lb.node
	service := push.ServiceForHostname(node, host.Name(routes[0].Destination.Host))
	var destinationRule *networking.DestinationRule
	if service != nil {
		destinationRule = CastDestinationRule(node.SidecarScope.DestinationRule(model.TrafficDirectionOutbound, node, service.Hostname).GetRule())
	}
	if len(routes) == 1 {
		clusterName := istioroute.GetDestinationCluster(routes[0].Destination, service, port.Port)

			if len(push.Mesh.OutboundClusterStatName) != 0 {
				statPrefix = telemetry.BuildStatPrefix(push.Mesh.OutboundClusterStatName, string(service.Hostname), "", port, 0, &service.Attributes)
			}
			destinationRule := CastDestinationRule(proxy.SidecarScope.DestinationRule(
				model.TrafficDirectionOutbound, proxy, service.Hostname).GetRule())

			// First, we build the standard cluster. We match on the SNI matching the cluster name