if (context.executionException.isPresent) return@AfterEachCallback
      assertThat(data.readByteString().hex(), "Data not empty")
        .isEqualTo("")
    }

  // Mutually exclusive. Use the one corresponding to the peer whose behavior you wish to test.
  private val serverWriter =
    WebSocketWriter(
      isClient = false,
      sink = data,
      random = random,
      perMessageDeflate = false,
      noContextTakeover = false,

        // 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
}

		Help:      "Total number of bytes sent to the other peer nodes",
		Type:      counterMetric,
	}
}

func getInterNodeReceivedBytesMD() MetricDescription {
	return MetricDescription{
		Namespace: interNodeMetricNamespace,
		Subsystem: trafficSubsystem,
		Name:      receivedBytes,
		Help:      "Total number of bytes received from other peer nodes",
		Type:      counterMetric,
	}
}

		return
	}

	ot, err := objAPI.GetObjectTags(ctx, bucket, object, opts)
	if err != nil {
		// if object/version is not found locally, but exists on peer site - proxy
		// the tagging request to peer site. The response to client will
		// return tags from peer site.
		if isErrObjectNotFound(err) || isErrVersionNotFound(err) {
			proxytgts := getProxyTargets(ctx, bucket, object, opts)
			if !proxytgts.Empty() {

	ReplicaCount int64 `json:"replicaCount"`
	// Queued operations
	Queued InQueueMetric `json:"queued"`
	// Proxy stats
	Proxied ProxyMetric `json:"proxied"`
	// replication metrics summary for each site replication peer
	Metrics map[string]SRMetric `json:"replMetrics"`
	// uptime of node being queried for site replication metrics
	Uptime int64 `json:"uptime"`

) {
  /** True if the request body need not complete before the response body starts. */
  internal var isDuplex: Boolean = false
    private set

  /** True if there was an exception on the connection to the peer. */
  internal var hasFailure: Boolean = false
    private set

  internal val connection: RealConnection
    get() = codec.carrier as? RealConnection ?: error("no connection for CONNECT tunnels")

| `minio_inter_node_traffic_received_bytes` | Total number of bytes received from other peer nodes.   |
| `minio_inter_node_traffic_sent_bytes`     | Total number of bytes sent to the other peer nodes.     |

## Bucket Notification Metrics

class WebSocketReaderTest {
  private val data = Buffer()
  private val callback = WebSocketRecorder("client")
  private val random = Random(0)

  // Mutually exclusive. Use the one corresponding to the peer whose behavior you wish to test.
  private val serverReader =
    WebSocketReader(
      isClient = false,
      source = data,
      frameCallback = callback.asFrameCallback(),
      perMessageDeflate = false,

// executes at least one write operation if it is closed.
//
// This can be useful within the context of HTTP. At least
// one write operation must happen to send the HTTP headers
// to the peer.
type WriteOnCloser struct {
	io.Writer
	hasWritten bool
}

func (w *WriteOnCloser) Write(p []byte) (int, error) {
	w.hasWritten = true
	return w.Writer.Write(p)
}