mirror of
https://github.com/livekit/livekit.git
synced 2026-04-07 05:35:40 +00:00
1ef7c46fd7
* add prometheus stats for rtt/jitter/packet loss * add track source to metrics * better packet loss bins * add track type to metrics * remove source from AnalyticsStat * regenerate telemetry service fake * compute loss from per stream packet count
85 lines
2.7 KiB
Go
85 lines
2.7 KiB
Go
package telemetry
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import (
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"github.com/livekit/livekit-server/pkg/telemetry/prometheus"
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"github.com/livekit/protocol/livekit"
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)
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type StatsKey struct {
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streamType livekit.StreamType
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participantID livekit.ParticipantID
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trackID livekit.TrackID
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trackSource livekit.TrackSource
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trackType livekit.TrackType
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track bool
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}
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func StatsKeyForTrack(streamType livekit.StreamType, participantID livekit.ParticipantID, trackID livekit.TrackID, trackSource livekit.TrackSource, trackType livekit.TrackType) StatsKey {
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return StatsKey{
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streamType: streamType,
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participantID: participantID,
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trackID: trackID,
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trackSource: trackSource,
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trackType: trackType,
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track: true,
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}
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}
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func StatsKeyForData(streamType livekit.StreamType, participantID livekit.ParticipantID, trackID livekit.TrackID) StatsKey {
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return StatsKey{
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streamType: streamType,
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participantID: participantID,
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trackID: trackID,
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}
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}
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func (t *telemetryService) TrackStats(key StatsKey, stat *livekit.AnalyticsStat) {
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t.enqueue(func() {
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direction := prometheus.Incoming
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if key.streamType == livekit.StreamType_DOWNSTREAM {
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direction = prometheus.Outgoing
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}
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nacks := uint32(0)
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plis := uint32(0)
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firs := uint32(0)
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packets := uint32(0)
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bytes := uint64(0)
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retransmitBytes := uint64(0)
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retransmitPackets := uint32(0)
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for _, stream := range stat.Streams {
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nacks += stream.Nacks
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plis += stream.Plis
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firs += stream.Firs
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packets += stream.PrimaryPackets + stream.PaddingPackets
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bytes += stream.PrimaryBytes + stream.PaddingBytes
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if key.streamType == livekit.StreamType_DOWNSTREAM {
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retransmitPackets += stream.RetransmitPackets
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retransmitBytes += stream.RetransmitBytes
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} else {
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// for upstream, we don't account for these separately for now
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packets += stream.RetransmitPackets
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bytes += stream.RetransmitBytes
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}
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if key.track {
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prometheus.RecordPacketLoss(direction, key.trackSource, key.trackType, stream.PacketsLost, stream.PrimaryPackets+stream.PaddingPackets)
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prometheus.RecordRTT(direction, key.trackSource, key.trackType, stream.Rtt)
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prometheus.RecordJitter(direction, key.trackSource, key.trackType, stream.Jitter)
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}
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}
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prometheus.IncrementRTCP(direction, nacks, plis, firs)
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prometheus.IncrementPackets(direction, uint64(packets), false)
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prometheus.IncrementBytes(direction, bytes, false)
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if retransmitPackets != 0 {
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prometheus.IncrementPackets(direction, uint64(retransmitPackets), true)
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}
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if retransmitBytes != 0 {
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prometheus.IncrementBytes(direction, retransmitBytes, true)
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}
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if worker, ok := t.getWorker(key.participantID); ok {
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worker.OnTrackStat(key.trackID, key.streamType, stat)
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}
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})
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}
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