Module @libp2p/opentelemetry-metrics

Example: Node.js

Use with OpenTelemetry Desktop Viewer:

import { createLibp2p } from 'libp2p'
import { openTelemetryMetrics } from '@libp2p/opentelemetry-metrics'
import { PrometheusExporter } from '@opentelemetry/exporter-prometheus'
import { OTLPTraceExporter } from '@opentelemetry/exporter-trace-otlp-http'
import { NodeSDK } from '@opentelemetry/sdk-node'

const sdk = new NodeSDK({
  traceExporter: new OTLPTraceExporter({
    url: 'http://127.0.0.1:4318/v1/traces'
  }),
  metricReader: new PrometheusExporter({
    port: 9464
  }),
  serviceName: 'my-app'
})
sdk.start()

const node = await createLibp2p({
  // ... other options
  metrics: openTelemetryMetrics()
})
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