xioutil "github.com/minio/minio/internal/ioutil"
	"github.com/zeebo/xxh3"
)

// muxClient is a stateful connection to a remote.
type muxClient struct {
	MuxID              uint64
	SendSeq, RecvSeq   uint32
	LastPong           int64
	BaseFlags          Flags
	ctx                context.Context
	cancelFn           context.CancelCauseFunc
	parent             *Connection
	respWait           chan<- Response
	respMu             sync.Mutex

		var toSend []byte
		select {
		case <-ctx.Done():
			return
		case <-ping.C:
			if c.State() != StateConnected {
				continue
			}
			lastPong := atomic.LoadInt64(&c.LastPong)
			if lastPong > 0 {
				lastPongTime := time.Unix(0, lastPong)
				if d := time.Since(lastPongTime); d > connPingInterval*2 {

package grid

import (
	"context"
	"errors"
	"fmt"
	"sync"
	"sync/atomic"
	"time"

	xioutil "github.com/minio/minio/internal/ioutil"
)

type muxServer struct {
	ID                 uint64
	LastPing           int64
	SendSeq, RecvSeq   uint32
	Resp               chan []byte
	BaseFlags          Flags
	ctx                context.Context
	cancel             context.CancelFunc
	inbound            chan []byte

func (c *Client) IsOnline() bool {
	return atomic.LoadInt32(&c.connected) == online
}

// LastConn returns when the disk was (re-)connected
func (c *Client) LastConn() time.Time {
	return time.Unix(0, atomic.LoadInt64(&c.lastConn))
}

// LastError returns previous error
func (c *Client) LastError() error {
	c.RLock()
	defer c.RUnlock()

	updates := make(chan v1.Update, 1000)
	go func() {
		lastLog := time.Time{}
		for u := range updates {
			if time.Since(lastLog) < time.Second && !(u.Total == u.Complete) {
				// Limit to 1 log per-image per-second, unless it is the final log
				continue
			}
			if u.Total == 0 {
				continue
			}
			lastLog = time.Now()

}

func (d *naughtyDisk) IsOnline() bool {
	if err := d.calcError(); err != nil {
		return err == errDiskNotFound
	}
	return d.disk.IsOnline()
}

func (d *naughtyDisk) LastConn() time.Time {
	return d.disk.LastConn()
}

func (d *naughtyDisk) IsLocal() bool {
	return d.disk.IsLocal()
}

func (d *naughtyDisk) Endpoint() Endpoint {
	return d.disk.Endpoint()
}

	// of this function is to know if the "drive" has "format.json" or not
	// if it has a "format.json" then is it correct "format.json" or not.
	IsOnline() bool

	// Returns the last time this disk (re)-connected
	LastConn() time.Time

	// Indicates if disk is local or not.
	IsLocal() bool

	// Returns hostname if disk is remote.
	Hostname() string

	// Returns the entire endpoint.
	Endpoint() Endpoint

func (client *storageRESTClient) IsOnlineWS() bool {
	return client.gridConn.State() == grid.StateConnected
}

// LastConn - returns when the disk is seen to be connected the last time
func (client *storageRESTClient) LastConn() time.Time {
	return client.restClient.LastConn()
}

func (client *storageRESTClient) IsLocal() bool {
	return false
}

func (client *storageRESTClient) Hostname() string {

		controllers.WithMaxAttempts(math.MaxInt),
		// Retry with backoff. Failures could be from conflicts of other instances (quick retry helps), or
		// longer lasting concerns which will eventually be retried on 1min interval.
		// Unlike the mutating webhook controller, we do not use NewItemFastSlowRateLimiter. This is because

+#define UT_LINESIZE	32
+#define UT_NAMESIZE	32
+#define UT_HOSTSIZE	256
 
 
+/* The structure describing an entry in the database of
+   previous logins.  */
 struct lastlog
   {
     time_t ll_time;
@@ -36,12 +38,16 @@ struct lastlog
     char ll_host[UT_HOSTSIZE];
   };
 
+/* The structure describing an entry in the user accounting database.  */
 struct utmp
   {
-    char ut_line[UT_LINESIZE];