model

type AppInfo struct {
	// NumBytes is the number of bytes transferred so far.
	NumBytes int64 `json:"num_bytes"`
}

type ArchivalData struct {
	UUID               string
	StartTime          time.Time
	EndTime            time.Time
	ServerMeasurements []Measurement
	ClientMeasurements []Measurement
	// TODO(m-lab/ndt-server/issues/151): remove bigquery tag.
	ClientMetadata map[string]string `json:",omitempty" bigquery:"-"`
}

type BBRInfo struct {
	// MaxBandwidth is the max bandwidth measured by BBR in bits per second.
	MaxBandwidth int64 `json:"max_bandwidth"`

	// MinRTT is the min RTT measured by BBR in milliseconds.
	MinRTT float64 `json:"min_rtt"`
}

type ConnectionInfo struct {
	// Client is the client endpoint
	Client string `json:"client"`

	// Server is the server endpoint
	Server string `json:"server"`

	// UUID is the internal unique identifier of this experiment.
	UUID string `json:"uuid"`
}

type Measurement struct {
	// AppInfo contains application level measurements.
	AppInfo *AppInfo `json:"app_info,omitempty"`

	// ConnectionInfo contains connection information.
	ConnectionInfo *ConnectionInfo `json:"connection_info,omitempty" bigquery:"-"`

	// BBRInfo is the data measured using TCP BBR instrumentation.
	BBRInfo *BBRInfo `json:"bbr_info,omitempty"`

	// Elapsed is the number of seconds elapsed since the beginning.
	Elapsed float64 `json:"elapsed"`

	// TCPInfo contains metrics measured using TCP_INFO instrumentation.
	TCPInfo *TCPInfo `json:"tcp_info,omitempty"`
}

type TCPInfo struct {
	// SmoothedRTT is the smoothed RTT in milliseconds.
	SmoothedRTT float64 `json:"smoothed_rtt"`

	// RTTVar is the RTT variance in milliseconds.
	RTTVar float64 `json:"rtt_var"`
}