}
		})
	}
}

type clusterServicesMetadata struct {
	Services []struct {
		Host      string
		Name      string
		Namespace string
	}
}

func extractClusterMetadataServices(t test.Failer, c *cluster.Cluster) []string {
	got := c.GetMetadata().GetFilterMetadata()[util.IstioMetadataKey]
	if got == nil {
		return nil
	}
	s, err := protomarshal.Marshal(got)
	if err != nil {
		t.Fatal(err)
	}

							HTTPFilters: []string{
								xdsfilters.MxFilterName, xdsfilters.GrpcStats.Name, xdsfilters.Fault.Name,
								xdsfilters.Cors.Name, wellknown.Router,
							},
							ValidateHCM: func(t test.Failer, hcm *hcm.HttpConnectionManager) {
								assert.Equal(t, "istio-envoy", hcm.GetServerName(), "server name")
								if len(tt.cfg) == 0 {
									assert.Equal(t, "inbound_0.0.0.0_8080", hcm.GetStatPrefix(), "stat prefix")

	"istio.io/istio/pkg/util/sets"
)

const (
	testService = "test"
)

// eventually polls cond until it completes (returns true) or times out (resulting in a test failure).
func eventually(t test.Failer, cond func() bool) {
	t.Helper()
	retry.UntilSuccessOrFail(t, func() error {
		if !cond() {
			return fmt.Errorf("failed to get positive condition")
		}
		return nil

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