// and positive values indicating number of read locks
	lockMap map[string]int64

	// Refresh returns lock not found if set to true
	lockNotFound bool

	// Set to true if you want peers servers to do not respond
	responseDelay int64
}

func (l *lockServer) setRefreshReply(refreshed bool) {
	l.mutex.Lock()
	defer l.mutex.Unlock()
	l.lockNotFound = !refreshed
}

   */
  fun handshake(): Handshake?

  /**
   * Returns the protocol negotiated by this connection, or [Protocol.HTTP_1_1] if no protocol
   * has been negotiated. This method returns [Protocol.HTTP_1_1] even if the remote peer is using
   * [Protocol.HTTP_1_0].
   */
  fun protocol(): Protocol

 * client.newCall(request).execute();
 * ```
 *
 * As expected, this fails with a certificate pinning exception:
 *
 * ```java
 * javax.net.ssl.SSLPeerUnverifiedException: Certificate pinning failure!
 * Peer certificate chain:
 *     sha256/afwiKY3RxoMmLkuRW1l7QsPZTJPwDS2pdDROQjXw8ig=: CN=publicobject.com, OU=PositiveSSL
 *     sha256/klO23nT2ehFDXCfx3eHTDRESMz3asj1muO+4aIdjiuY=: CN=COMODO RSA Secure Server CA

type TCPOptions struct {
	UserTimeout int // this value is expected to be in milliseconds

	// When the net.Conn is a remote drive this value is honored, we close the connection to remote peer proactively.
	DriveOPTimeout func() time.Duration

	SendBufSize int              // SO_SNDBUF size for the socket connection, NOTE: this sets server and client connection

		w.WriteHeader(499)
	default:
		w.WriteHeader(http.StatusForbidden)
	}
	w.Write([]byte(err.Error()))
}

// DefaultSkewTime - skew time is 15 minutes between minio peers.
const DefaultSkewTime = 15 * time.Minute

// validateStorageRequestToken will validate the token against the provided audience.
func validateStorageRequestToken(token string) error {
	claims := xjwt.NewStandardClaims()

 * called certificate authorities (CAs).
 *
 * Browsers and other HTTP clients need a set of trusted root certificates to authenticate their
 * peers. Sets of root certificates are managed by either the HTTP client (like Firefox), or the
 * host platform (like Android). In July 2018 Android had 134 trusted root certificates for its HTTP
 * clients to trust.
 *

	latestDriveStats      map[string]madmin.DiskIOStats
	latestDriveStatsMu    sync.RWMutex
	lastDriveStatsRefresh time.Time
)

// PeerResourceMetrics represents the resource metrics
// retrieved from a peer, along with errors if any
type PeerResourceMetrics struct {
	Metrics map[MetricSubsystem]ResourceMetrics
	Errors  []string
}

// ResourceMetrics is a map of unique key identifying

		ID string `json:"id"`
	}{ID: id})
	if err != nil {
		writeErrorResponseJSON(ctx, w, toAPIError(ctx, err), r.URL)
		return
	}

	writeSuccessResponseJSON(w, b)
	// Notify peers to load rebalance.bin and start rebalance routine if they happen to be
	// participating pool's leader node
	globalNotificationSys.LoadRebalanceMeta(ctx, true)
}

        // Network errors
        CONNECTION_FAILED("Network connection failed", ErrorCategory.NETWORK, true), CONNECTION_TIMEOUT("Connection timed out",
                ErrorCategory.NETWORK, true), CONNECTION_RESET("Connection reset by peer", ErrorCategory.NETWORK,
                        true), HOST_NOT_FOUND("Host not found", ErrorCategory.NETWORK, false),

        // Authentication errors

	defer cancel()

	req, err := http.NewRequestWithContext(ctx, http.MethodGet, serverURL.String(), nil)
	if err != nil {
		return err
	}
	// Indicate that the liveness check for a peer call
	req.Header.Set(xhttp.MinIOPeerCall, "true")

	resp, err := httpClient.Do(req)
	if err != nil {
		return err
	}
	xhttp.DrainBody(resp.Body)

	return nil
}