// Note: The check method tries to listen on given port and closes it.
// It is possible to have a disconnected client in this tiny window of time.
func CheckPortAvailability(host, port string, opts TCPOptions) (err error) {
	lc := &net.ListenConfig{}

	ctx, cancel := context.WithTimeout(context.Background(), time.Second)
	defer cancel()

	l, err := lc.Listen(ctx, "tcp", net.JoinHostPort(host, port))
	if err != nil {

	"bufio"
	"io"
	"net"
	"sync"
	"testing"
	"time"
)

// Test deadlineconn handles read timeout properly by reading two messages beyond deadline.
func TestBuffConnReadTimeout(t *testing.T) {
	l, err := net.Listen("tcp", "localhost:0")
	if err != nil {
		t.Fatalf("unable to create listener. %v", err)
	}
	defer l.Close()
	serverAddr := l.Addr().String()

	tcpListener, ok := l.(*net.TCPListener)
	if !ok {

	})
}

// Return the list of address that MinIO server needs to listen on:
//   - Returning 127.0.0.1 is necessary so Console will be able to send
//     requests to the local S3 API.
//   - The returned List needs to be deduplicated as well.
func getServerListenAddrs() []string {
	// Use a string set to avoid duplication
	addrs := set.NewStringSet()
	// Listen on local interface to receive requests from Console

			}

			// Copy a valid config file into tempDir
			if err := file.AtomicCopy(filepath.Join("testdata", c.validConfigFilename), tempDir, c.cniConfigFilename); err != nil {
				t.Fatal(err)
			}

			// Listen for isReady to be set to true
			ticker := time.NewTicker(500 * time.Millisecond)
			defer ticker.Stop()
			readyChan := make(chan bool)
			go func(ctx context.Context, tick <-chan time.Time) {
				for {

		}
	}
	targets := append(
		binPaths,
		in.cfg.MountedCNINetDir,
		constants.ServiceAccountPath,
	)
	// Create file watcher before checking for installation
	// so that no file modifications are missed while and after checking
	// note: we create a file watcher for each invocation, otherwise when we write to the directories
	// we would get infinite looping of events
	//

		var closestCommands []string
		closestCommands = append(closestCommands, commandsTree.PrefixMatch(command)...)

		sort.Strings(closestCommands)
		// Suggest other close commands - allow missed, wrongly added and
		// even transposed characters
		for _, value := range commandsTree.Walk(commandsTree.Root()) {
			if sort.SearchStrings(closestCommands, value) < len(closestCommands) {
				continue
			}

	ingress *ingressInfo,
) {
	if ingress == nil || ingress.service == nil || len(ingress.pods) == 0 {
		return
	}
	// The ingressgateway service offers a lot of ports but the pod doesn't listen to all
	// of them.  For example, it doesn't listen on 443 without additional setup.  This prints
	// the most basic output.
	portsToShow := map[string]bool{
		"http2": true,
		"http":  true,
	}

			// the STS account's policy mapping (for example in LDAP mode) may
			// be changed and the user's policy mapping in memory is stale
			// (because the policy change notification was missed by the current
			// server).
			//
			// The "policy not found" error is ignored because the STS account may
			// not have a policy mapped via its parent (for e.g. in

		// that existed in the previous run but wasn't found now.
		//
		// This may be because of 2 reasons:
		//
		// 1) The folder/object was deleted.
		// 2) We come from another disk and this disk missed the write.
		//
		// We therefore perform a heal check.
		// If that doesn't bring it back we remove the folder and assume it was deleted.
		// This means that the next run will not look for it.

				}
			})
			return nil
		},
	}

	ctx, cancel := context.WithTimeout(context.Background(), time.Second)
	defer cancel()

	l, err := lc.Listen(ctx, "tcp", net.JoinHostPort(host, port))
	if err != nil {
		return err
	}

	// As we are able to listen on this network, the port is not in use.
	// Close the listener and continue check other networks.
	return l.Close()