"upstream_cluster":                  {Kind: &structpb.Value_StringValue{StringValue: "%UPSTREAM_CLUSTER%"}},
			"upstream_local_address":            {Kind: &structpb.Value_StringValue{StringValue: "%UPSTREAM_LOCAL_ADDRESS%"}},
			"downstream_local_address":          {Kind: &structpb.Value_StringValue{StringValue: "%DOWNSTREAM_LOCAL_ADDRESS%"}},

		"%RESPONSE_CODE% %RESPONSE_FLAGS% %RESPONSE_CODE_DETAILS% " +
		"%CONNECTION_TERMINATION_DETAILS% \"%UPSTREAM_TRANSPORT_FAILURE_REASON%\" " +
		"\"%UPSTREAM_HOST%\" %UPSTREAM_CLUSTER% %UPSTREAM_LOCAL_ADDRESS% %DOWNSTREAM_REMOTE_ADDRESS%\n"

								"upstream_cluster":               {Kind: &structpb.Value_StringValue{StringValue: "%UPSTREAM_CLUSTER%"}},
								"upstream_local_address":         {Kind: &structpb.Value_StringValue{StringValue: "%UPSTREAM_LOCAL_ADDRESS%"}},
								"downstream_local_address":       {Kind: &structpb.Value_StringValue{StringValue: "%DOWNSTREAM_LOCAL_ADDRESS%"}},

                                }
                              }
                            }

                                }
                              }
                            }

	}
	return registry, nil
}

// NewServer creates a new status server.
func NewServer(config Options) (*Server, error) {
	localhost := localHostIPv4
	upstreamLocalAddress := UpstreamLocalAddressIPv4
	if config.IPv6 {
		localhost = localHostIPv6
		upstreamLocalAddress = UpstreamLocalAddressIPv6
	} else {
		// if not ipv6-only, it can be ipv4-only or dual-stack
		// let InstanceIP decide the localhost

			KubeAppProbers: string(appProber),
			PodIP:          tc.podIP,
			IPv6:           tc.ipv6,
		}
		server := NewTestServer(t, config)
		// Starts the pilot agent status server.
		if tc.ipv6 {
			server.upstreamLocalAddress = &net.TCPAddr{IP: net.ParseIP("::1")} // required because ::6 is NOT a loopback address (IPv6 only has ::1)
		}

		client := http.Client{}