}
	sort.Strings(ips)
	return ips
}

// genMCSService generates an MCS service based on the given real k8s service. The list of vips must be non-empty.
func (ic *serviceImportCacheImpl) genMCSService(realService *model.Service, mcsHost host.Name, vips []string) *model.Service {
	mcsService := realService.DeepCopy()
	mcsService.Hostname = mcsHost
	mcsService.DefaultAddress = vips[0]
	mcsService.ClusterVIPs.Addresses = map[cluster.ID][]string{

    }
  },
  "services": {
    "/10.96.65.117": {
      "name": "namespace-istio-waypoint",
      "namespace": "bookinfo",
      "hostname": "namespace-istio-waypoint.bookinfo.svc.cluster.local",
      "vips": [
        "/10.96.65.117"
      ],
      "ports": {
        "15008": 15008,
        "15021": 15021
      },
      "endpoints": {

						"cluster-1": {"c1-vip1,c1-vip2"},
						"cluster-2": {"c2-vip1,c2-vip2"},
					},
				},
			},
			other: &Service{
				ClusterVIPs: AddressMap{
					Addresses: map[cluster.ID][]string{
						"cluster-1": {"c1-vip1,c1-vip2"},
						"cluster-2": {"c2-vip1,c2-vip2"},
					},
				},
			},
			shouldEq: true,
			name:     "matching cluster VIPs",
		},
		{
			first: &Service{

					CanonicalName:     "a",
					CanonicalRevision: "latest",
					ServiceAccount:    "sa1",
					WorkloadType:      workloadapi.WorkloadType_POD,
					WorkloadName:      "pod1",
					Services:          nil, // vips for pod1 should be gone now
				},
			},
		},
	}})

	assert.Equal(t, s.lookup(s.addrXdsName("240.240.34.56")), []model.AddressInfo{{
		Address: &workloadapi.Address{
			Type: &workloadapi.Address_Workload{

		createPod(s, "pod2", "sa", "127.0.0.2", "node")
		expect(ads.ExpectResponse(), "Kubernetes//Pod/default/pod2")

		// TODO: implement pod update; this actually cannot really be done without waypoints or VIPs
		deletePod(s, "pod")
		expectRemoved(ads.ExpectResponse(), "Kubernetes//Pod/default/pod")

		// Create pod we are not subscribed to; due to same-node optimization this will push

				ConfigString: `
apiVersion: networking.istio.io/v1alpha3
kind: ServiceEntry
metadata:
  name: external-svc-mongocluster
spec:
  hosts:
  - mymongodb.somedomain 
  addresses:
  - 192.192.192.192/24 # VIPs
  ports:
  - number: 27018
    name: mongodb
    protocol: MONGO
  location: MESH_INTERNAL
  resolution: STATIC
  endpoints:
  - address: 2.2.2.2
  - address: 3.3.3.3
`,
			},

						Ips:       []string{"1.2.3.4"},
						Registry:  "Kubernetes",
						Shortname: "pod1.headless-svc",
						Namespace: "testns",
					},
					"pod3.headless-svc.testns.svc.cluster.local": {
						Ips:       []string{"19.6.7.8"},
						Registry:  "Kubernetes",
						Shortname: "pod3.headless-svc",
						Namespace: "testns",
					},
					"pod4.headless-svc.testns.svc.cluster.local": {

		// 2) or if we have an empty destination VIP (i.e. which we should never get in case some platform adapter improper handlings);
		// 3) or if the destination is a wildcard destination VIP with the listener bound to the wildcard as well.
		// In the above cited cases, the listener will be bound to 0.0.0.0. So SNI match is the only way to distinguish different

		if err == nil {
			var ips []string
			for _, ingress := range svc.Status.LoadBalancer.Ingress {
				ips = append(ips, ingress.IP)
			}
			info.Gateway = append(info.Gateway, ips...)
		}

		details.IPs = append(details.IPs, info)
	}

	// Populate the source Envoy's outbound clusters to the dest service.

						services[previous] = services[previous].DeepCopy()
					}
					// If it is seen second time, that means it is from a different cluster, update cluster VIPs.
					mergeService(services[previous], s, r)
				}
			}
		}
	}
	return services
}

// GetService retrieves a service by hostname if exists