currActiveWorkers  MetricName = "current_active_workers"
	avgActiveWorkers   MetricName = "average_active_workers"
	maxActiveWorkers   MetricName = "max_active_workers"
	recentBacklogCount MetricName = "recent_backlog_count"
	currInQueueCount   MetricName = "last_minute_queued_count"
	currInQueueBytes   MetricName = "last_minute_queued_bytes"
	receivedCount      MetricName = "received_count"

	expectedMap.Set("Access-Control-Allow-Origin", "http://foobar.com")
	expectedMap["Access-Control-Expose-Headers"] = []string{
		"Date",
		"Etag",
		"Server",
		"Connection",
		"Accept-Ranges",
		"Content-Range",
		"Content-Encoding",
		"Content-Length",
		"Content-Type",
		"Content-Disposition",
		"Last-Modified",
		"Content-Language",
		"Cache-Control",
		"Retry-After",

	handleListener := func(idx int, listener net.Listener) {
		for {
			conn, err := listener.Accept()
			send(acceptResult{conn, err, idx})
		}
	}

	// Start separate goroutine for each TCP listener to handle connection.
	for idx, tcpListener := range listener.listeners {
		go handleListener(idx, tcpListener)
	}
}

// Accept - reads from httpListener.acceptCh for one of previously accepted TCP connection and returns the same.

}

func (s *sftpLogger) Error(tag xsftp.LogType, err error) {
	switch tag {
	case xsftp.AcceptNetworkError:
		sftpLogOnceIf(context.Background(), err, "accept-limit-sftp")
	case xsftp.AcceptChannelError:
		sftpLogOnceIf(context.Background(), err, "accept-channel-sftp")
	case xsftp.SSHKeyExchangeError:
		sftpLogOnceIf(context.Background(), err, "key-exchange-sftp")
	default:

	return h.reqPool.Get().(Req)
}

// PutRequest will accept a request for reuse.
// These should be returned by the handler.
func (h *StreamTypeHandler[Payload, Req, Resp]) PutRequest(r Req) {
	if r != h.nilReq {
		h.reqPool.Put(r)
	}
}

// PutResponse will accept a response for reuse.
// These should be returned by the caller.

	}
	for group := range info.GroupStats {
		c.healGroupPolicies(ctx, objAPI, group, info)
	}

	return nil
}

// heal iam policies present on this site to peers, provided current cluster has the most recent update.
func (c *SiteReplicationSys) healPolicies(ctx context.Context, objAPI ObjectLayer, policy string, info srStatusInfo) error {
	// create IAM policy on peer cluster if missing
	ps := info.PolicyStats[policy]

	// ReplicateExistingDelete - audit trail for delete replication triggered for existing delete markers
	ReplicateExistingDelete = "replicate:existing:delete"

	// ReplicateMRF - audit trail for replication from Most Recent Failures (MRF) queue
	ReplicateMRF = "replicate:mrf"
	// ReplicateIncoming - audit trail of inline replication
	ReplicateIncoming = "replicate:incoming"

	// Add the bucket condition, only accept buckets equal to the one passed.
	bucketConditionStr := fmt.Sprintf(`["eq", "$bucket", "%s"]`, bucketName)
	// Add the key condition, only accept keys equal to the one passed.
	keyConditionStr := fmt.Sprintf(`["eq", "$key", "%s/upload.txt"]`, objectKey)
	// Add content length condition, only accept content sizes of a given length.

	Requests chan<- []byte

	muxID uint64
	ctx   context.Context
}

// Send a payload to the remote server.
func (s *Stream) Send(b []byte) error {
	if s.Requests == nil {
		return errors.New("stream does not accept requests")
	}
	select {
	case s.Requests <- b:
		return nil
	case <-s.ctx.Done():
		return context.Cause(s.ctx)
	}
}

// Results returns the results from the remote server one by one.

	// 		// if a response to Ping is not received.
	// 		trhttp2.PingTimeout = dialTimeout
	// 		// DisableCompression, if true, prevents the Transport from
	// 		// requesting compression with an "Accept-Encoding: gzip"
	// 		trhttp2.DisableCompression = true
	// 	}
	// }

	return tr
}

// NewInternodeHTTPTransport returns transport for internode MinIO connections.