Add playback metric endpoint sent to OTEL

server/controllers/api/metrics.ts

@@ -0,0 +1,27 @@
+import express from 'express'
+import { OpenTelemetryMetrics } from '@server/lib/opentelemetry/metrics'
+import { HttpStatusCode, PlaybackMetricCreate } from '@shared/models'
+import { addPlaybackMetricValidator, asyncMiddleware } from '../../middlewares'
+
+const metricsRouter = express.Router()
+
+metricsRouter.post('/playback',
+  asyncMiddleware(addPlaybackMetricValidator),
+  addPlaybackMetric
+)
+
+// ---------------------------------------------------------------------------
+
+export {
+  metricsRouter
+}
+
+// ---------------------------------------------------------------------------
+
+function addPlaybackMetric (req: express.Request, res: express.Response) {
+  const body: PlaybackMetricCreate = req.body
+
+  OpenTelemetryMetrics.Instance.observePlaybackMetric(res.locals.onlyImmutableVideo, body)
+
+  return res.sendStatus(HttpStatusCode.NO_CONTENT_204)
+}