"show": true,
        "values": []
      },
      "yaxes": [
        {
          "format": "short",
          "logBase": 1,
          "show": true
        },
        {
          "format": "short",
          "logBase": 1,
          "show": false
        }
      ],
      "yaxis": {
        "align": false
      }
    }
  ],

127.0.0.1	localhost
::1	localhost ip6-localhost ip6-loopback
fe00::0	ip6-localnet
fe00::0	ip6-mcastprefix
fe00::1	ip6-allnodes
fe00::2	ip6-allrouters
123.45.67.89	some.domain
`,
			expectedHostsFileContent: `# Kubernetes-managed hosts file (host network).
# hosts file for testing.
127.0.0.1	localhost
::1	localhost ip6-localhost ip6-loopback
fe00::0	ip6-localnet
fe00::0	ip6-mcastprefix
fe00::1	ip6-allnodes

func hostResolveToLocalhost(endpoint Endpoint) bool {
	hostIPs, err := getHostIP(endpoint.Hostname())
	if err != nil {
		return false
	}
	var loopback int
	for _, hostIP := range hostIPs.ToSlice() {
		if net.ParseIP(hostIP).IsLoopback() {
			loopback++
		}
	}
	return loopback == len(hostIPs)
}

// UpdateIsLocal - resolves the host and discovers the local host.
func (endpoints Endpoints) UpdateIsLocal() error {

// A nil URL and nil error are returned if no proxy is defined in the
// environment, or a proxy should not be used for the given request, as
// defined by NO_PROXY.
//
// As a special case, if req.URL.Host is "localhost" or a loopback address
// (with or without a port number), then a nil URL and nil error will be returned.
func (cfg *Config) ProxyFunc() func(reqURL *url.URL) (*url.URL, error) {
	// Preprocess the Config settings for more efficient evaluation.

				time.Sleep(5 * time.Second)
			}
		}
	}()
}

func (client *peerRESTClient) doConsoleLog(ctx context.Context, kind madmin.LogMask, logCh chan<- []byte) {
	st, err := consoleLogRPC.Call(ctx, client.gridConn(), grid.NewMSSWith(map[string]string{
		peerRESTLogMask: strconv.Itoa(int(kind)),
	}))
	if err != nil {
		return
	}

	CMP     R4, $3
	BLT     scalar
	MTVSRD  R9, VS38        // s
	VSPLTB  $7, V6, V4
	MTVSRD  R5, VS39        // ŝ
	VSPLTB  $7, V7, V2
	ADD     $-2, R4, R16
	PCALIGN $16
loopback:
	ADD     $-1, R8, R10
	SLD     $3, R10
	LXVD2X  (R6)(R10), VS32 // load x[i-1], x[i]
	SLD     $3, R8, R12
	LXVD2X  (R6)(R12), VS33 // load x[i], x[i+1]

	VSRD    V0, V4, V3      // x[i-1]>>s, x[i]>>s

	"flag"
	"fmt"
	"log"
	"net"
	"net/http"
	"net/http/internal/testcert"
	"os"
	"strings"
	"sync"
	"time"
)

// A Server is an HTTP server listening on a system-chosen port on the
// local loopback interface, for use in end-to-end HTTP tests.
type Server struct {
	URL      string // base URL of form http://ipaddr:port with no trailing slash
	Listener net.Listener

	// EnableHTTP2 controls whether HTTP/2 is enabled

	dev := arr[len(arr)-1]
	removeFromScsiSubsystem(dev, io)
	return nil
}

// DetachBlockFCDisk detaches a volume from kubelet node, removes scsi device file
// such as /dev/sdX from the node, and then removes loopback for the scsi device.
func (util *fcUtil) DetachBlockFCDisk(c fcDiskUnmapper, mapPath, devicePath string) error {
	// Check if devicePath is valid
	if len(devicePath) != 0 {

// golang.org/x/net/ipv6 packages for general purpose uses.
//
// Note that ListenMulticastUDP will set the IP_MULTICAST_LOOP socket option
// to 0 under IPPROTO_IP, to disable loopback of multicast packets.
func ListenMulticastUDP(network string, ifi *Interface, gaddr *UDPAddr) (*UDPConn, error) {
	switch network {
	case "udp", "udp4", "udp6":
	default:

		ctx, err := createSPDYServerStreams(w, req, Options{
			Stdin:  true,
			Stdout: true,
		})
		if err != nil {
			t.Errorf("error on createHTTPStreams: %v", err)
			return
		}
		defer ctx.conn.Close()
		// Loopback STDIN data onto STDOUT stream.
		_, err = io.Copy(ctx.stdoutStream, ctx.stdinStream)
		if err != nil {
			t.Fatalf("error copying STDIN to STDOUT: %v", err)
		}

	}))
	defer spdyServer.Close()