"google.golang.org/grpc"

	"istio.io/istio/pilot/pkg/model"
	"istio.io/istio/pkg/config/schema/kind"
	"istio.io/istio/pkg/test/util/retry"
	"istio.io/istio/pkg/util/sets"
)

func createProxies(n int) []*Connection {
	proxies := make([]*Connection, 0, n)
	for p := 0; p < n; p++ {
		conn := newConnection("", &fakeStream{})
		conn.SetID(fmt.Sprintf("proxy-%v", p))
		proxies = append(proxies, conn)
	}

func (s *ProxyServer) platformCheckSupported(ctx context.Context) (ipv4Supported, ipv6Supported, dualStackSupported bool, err error) {
	return false, false, false, unsupportedError
}

// createProxier creates the proxy.Provider
func (s *ProxyServer) createProxier(ctx context.Context, config *proxyconfigapi.KubeProxyConfiguration, dualStackMode, initOnly bool) (proxy.Provider, error) {
	return nil, unsupportedError
}

	ipv6Supported = true

	compatTester := winkernel.DualStackCompatTester{}
	dualStackSupported = compatTester.DualStackCompatible(s.Config.Winkernel.NetworkName)

	return
}

// createProxier creates the proxy.Provider
func (s *ProxyServer) createProxier(ctx context.Context, config *proxyconfigapi.KubeProxyConfiguration, dualStackMode, initOnly bool) (proxy.Provider, error) {
	if initOnly {

	}

	// The Linux proxies can always support dual-stack if they can support both IPv4
	// and IPv6.
	dualStackSupported = ipv4Supported && ipv6Supported
	return
}

// createProxier creates the proxy.Provider
func (s *ProxyServer) createProxier(ctx context.Context, config *proxyconfigapi.KubeProxyConfiguration, dualStack, initOnly bool) (proxy.Provider, error) {
	logger := klog.FromContext(ctx)
	var proxier proxy.Provider

					v1.IPv4Protocol: netutils.ParseIPSloppy("127.0.0.1"),
					v1.IPv6Protocol: net.IPv6zero,
				},
			}
			err := s.platformSetup(ctx)
			if err != nil {
				t.Errorf("ProxyServer.createProxier() error = %v", err)
				return
			}
			if !reflect.DeepEqual(s.podCIDRs, tt.wantPodCIDRs) {
				t.Errorf("Expected PodCIDRs %v got %v", tt.wantPodCIDRs, s.podCIDRs)
			}

		})
	}

		if fatal {
			return nil, fmt.Errorf("kube-proxy configuration is incorrect: %v", err)
		}
		logger.Error(err, "Kube-proxy configuration may be incomplete or incorrect")
	}

	s.Proxier, err = s.createProxier(ctx, config, dualStackSupported, initOnly)
	if err != nil {
		return nil, err
	}

	return s, nil
}

// checkBadConfig checks for bad/deprecated configuation