metrics

var (
	// Control plane.
	Registrations = prometheus.NewCounterVec(prometheus.CounterOpts{
		Name: "transporter_registrations_total",
		Help: "Node registrations by result (ok, invalid_key, exhausted, error).",
	}, []string{"result"})
	ControlStreams = prometheus.NewGauge(prometheus.GaugeOpts{
		Name: "transporter_control_streams",
		Help: "Open netmap streams.",
	})
	NetmapsSent = prometheus.NewCounter(prometheus.CounterOpts{
		Name: "transporter_netmaps_sent_total",
		Help: "Netmaps sent to nodes (keepalives excluded).",
	})
	NetmapBytes = prometheus.NewCounter(prometheus.CounterOpts{
		Name: "transporter_netmap_bytes_total",
		Help: "Encoded size of the netmaps sent.",
	})
	SnapshotBuild = prometheus.NewHistogram(prometheus.HistogramOpts{
		Name:    "transporter_snapshot_build_seconds",
		Help:    "Time to rebuild the shared mesh snapshot netmaps are cut from.",
		Buckets: prometheus.ExponentialBuckets(0.0005, 2, 14),
	})

	// HTTP.
	HTTPRequests = prometheus.NewCounterVec(prometheus.CounterOpts{
		Name: "transporter_http_requests_total",
		Help: "HTTP requests by area (api, control, relay, ui) and status class.",
	}, []string{"area", "code"})
)

var Registry = prometheus.NewRegistry()