metrics

type ServerMetrics interface {
	NewClient()
	CloseClient()
	NewProxy(name string, proxyType string)
	CloseProxy(name string, proxyType string)
	OpenConnection(name string, proxyType string)
	CloseConnection(name string, proxyType string)
	AddTrafficIn(name string, proxyType string, trafficBytes int64)
	AddTrafficOut(name string, proxyType string, trafficBytes int64)
}