identify

type IDService interface {
	// IdentifyConn synchronously triggers an identify request on the connection and
	// waits for it to complete. If the connection is being identified by another
	// caller, this call will wait. If the connection has already been identified,
	// it will return immediately.
	IdentifyConn(network.Conn)
	// IdentifyWait triggers an identify (if the connection has not already been
	// identified) and returns a channel that is closed when the identify protocol
	// completes.
	IdentifyWait(network.Conn) <-chan struct{}
	Start()
	io.Closer
}

type MetricsTracer interface {
	// TriggeredPushes counts IdentifyPushes triggered by event
	TriggeredPushes(event any)

	// ConnPushSupport counts peers by Push Support
	ConnPushSupport(identifyPushSupport)

	// IdentifyReceived tracks metrics on receiving an identify response
	IdentifyReceived(isPush bool, numProtocols int, numAddrs int)

	// IdentifySent tracks metrics on sending an identify response
	IdentifySent(isPush bool, numProtocols int, numAddrs int)
}

type MetricsTracerOption func(*metricsTracerSetting)

type Option func(*config)