PeerTube/server/lib/opentelemetry/metric-helpers/playback-metrics.ts

86 lines
2.6 KiB
TypeScript

import { Counter, Meter } from '@opentelemetry/api'
import { MVideoImmutable } from '@server/types/models'
import { PlaybackMetricCreate } from '@shared/models'
export class PlaybackMetrics {
private errorsCounter: Counter
private resolutionChangesCounter: Counter
private downloadedBytesP2PCounter: Counter
private uploadedBytesP2PCounter: Counter
private downloadedBytesHTTPCounter: Counter
private peersP2PPeersGaugeBuffer: {
value: number
attributes: any
}[] = []
constructor (private readonly meter: Meter) {
}
buildCounters () {
this.errorsCounter = this.meter.createCounter('peertube_playback_errors_count', {
description: 'Errors collected from PeerTube player.'
})
this.resolutionChangesCounter = this.meter.createCounter('peertube_playback_resolution_changes_count', {
description: 'Resolution changes collected from PeerTube player.'
})
this.downloadedBytesHTTPCounter = this.meter.createCounter('peertube_playback_http_downloaded_bytes', {
description: 'Downloaded bytes with HTTP by PeerTube player.'
})
this.downloadedBytesP2PCounter = this.meter.createCounter('peertube_playback_p2p_downloaded_bytes', {
description: 'Downloaded bytes with P2P by PeerTube player.'
})
this.uploadedBytesP2PCounter = this.meter.createCounter('peertube_playback_p2p_uploaded_bytes', {
description: 'Uploaded bytes with P2P by PeerTube player.'
})
this.meter.createObservableGauge('peertube_playback_p2p_peers', {
description: 'Total P2P peers connected to the PeerTube player.'
}).addCallback(observableResult => {
for (const gauge of this.peersP2PPeersGaugeBuffer) {
observableResult.observe(gauge.value, gauge.attributes)
}
this.peersP2PPeersGaugeBuffer = []
})
}
observe (video: MVideoImmutable, metrics: PlaybackMetricCreate) {
const attributes = {
videoOrigin: video.remote
? 'remote'
: 'local',
playerMode: metrics.playerMode,
resolution: metrics.resolution + '',
fps: metrics.fps + '',
p2pEnabled: metrics.p2pEnabled,
videoUUID: video.uuid
}
this.errorsCounter.add(metrics.errors, attributes)
this.resolutionChangesCounter.add(metrics.resolutionChanges, attributes)
this.downloadedBytesHTTPCounter.add(metrics.downloadedBytesHTTP, attributes)
this.downloadedBytesP2PCounter.add(metrics.downloadedBytesP2P, attributes)
this.uploadedBytesP2PCounter.add(metrics.uploadedBytesP2P, attributes)
if (metrics.p2pPeers) {
this.peersP2PPeersGaugeBuffer.push({
value: metrics.p2pPeers,
attributes
})
}
}
}