subsetClusters := b.applyDestinationRule(defaultCluster)
	out := make([]*cluster.Cluster, 0, 1+len(subsetClusters))
	if defaultCluster != nil {
		out = append(out, defaultCluster)
	}
	return append(out, subsetClusters...)
}

// edsCluster creates a simple cluster to read endpoints from ads/eds.
func edsCluster(name string) *cluster.Cluster {
	return &cluster.Cluster{
		Name:                 name,

			}
			gatewayAddresses := map[string]gwAddr{}
			for _, cluster := range t.Clusters() {
				if _, ok := gatewayAddresses[cluster.NetworkName()]; ok {
					continue
				}
				ips, ports := i.EastWestGatewayFor(cluster).AddressesForPort(15443)
				if ips != nil {
					gatewayAddresses[cluster.NetworkName()] = gwAddr{ips[0], ports[0]}
				}
			}
			if len(t.Clusters().Networks()) != len(gatewayAddresses) {

type configFactory struct {
	ctx      resource.Context
	clusters []cluster.Cluster
	prefix   string
}

func newConfigFactory(ctx resource.Context, clusters cluster.Clusters) config.Factory {
	if len(clusters) == 0 {
		clusters = ctx.Clusters()
	}
	return &configFactory{
		ctx:      ctx,
		clusters: clusters,
	}
}

// GlobalYAMLWrites records how many YAMLs we have applied from all sources.

	return c.api[c.clusters.Default().Name()]
}

func (c *kubeComponent) APIForCluster(cluster cluster.Cluster) prometheusApiV1.API {
	return c.api[cluster.Name()]
}

func (c *kubeComponent) RawQuery(cluster cluster.Cluster, promQL string) (model.Value, error) {
	scopes.Framework.Debugf("Query running: %s", promQL)

	v, _, err := c.api[cluster.Name()].Query(context.Background(), promQL, time.Now())

)

// ApplyClusterMerge processes the MERGE operation and merges the supplied configuration to the matched clusters.
func ApplyClusterMerge(pctx networking.EnvoyFilter_PatchContext, efw *model.EnvoyFilterWrapper,
	c *cluster.Cluster, hosts []host.Name,
) (out *cluster.Cluster) {
	defer runtime.HandleCrash(runtime.LogPanic, func(any) {
		log.Errorf("clusters patch %s/%s caused panic, so the patches did not take effect", efw.Namespace, efw.Name)

		Run(func(t framework.TestContext) {
			if len(t.Clusters().Primaries()) == 0 {
				t.Skip("no primary cluster in framework (most likely only remote-config)")
			}

			// we don't need to test this per-cluster
			primary := t.Clusters().Primaries()[0]
			// it doesn't matter if the other cluster is a primary/remote/etc.
			remote := t.Clusters().Exclude(primary)[0]

			var (

		poolIDL, setIDL)
)

func b2f(v bool) float64 {
	if v {
		return 1
	}
	return 0
}

// loadClusterErasureSetMetrics - `MetricsLoaderFn` for cluster storage erasure
// set metrics.
func loadClusterErasureSetMetrics(ctx context.Context, m MetricValues, c *metricsCache) error {
	result, _ := c.esetHealthResult.Get()

	cc := m.component.ForCluster(clusterID)
	if cc == nil {
		return nil, fmt.Errorf("cluster %v is not configured", clusterID)
	}
	agg := &AggregateController{}
	agg.controllers = []*CredentialsController{}
	agg.authController = *cc
	if clusterID != m.configCluster {
		// If the request cluster is not the config cluster, we will append it and use it for auth

// file and eventually embeds it into the kubeconfig
func EnsureCertificateAuthorityIsEmbedded(cluster *clientcmdapi.Cluster) error {
	if cluster == nil {
		return errors.New("received nil value for Cluster")
	}

	if len(cluster.CertificateAuthorityData) == 0 && len(cluster.CertificateAuthority) != 0 {
		ca, err := os.ReadFile(cluster.CertificateAuthority)
		if err != nil {

func TestClientTracing(t *testing.T) {
	framework.NewTest(t).
		Run(func(t framework.TestContext) {
			appNsInst := tracing.GetAppNamespace()
			for _, cluster := range t.Clusters().ByNetwork()[t.Clusters().Default().NetworkName()] {
				cluster := cluster
				t.NewSubTest(cluster.StableName()).Run(func(ctx framework.TestContext) {
					retry.UntilSuccessOrFail(ctx, func() error {
						// Send test traffic with a trace header.