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o11y.js
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o11y.js
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/* eslint-disable @typescript-eslint/no-var-requires */
// @ts-check
'use strict';
const process = require('process');
const { getNodeAutoInstrumentations } = require('@opentelemetry/auto-instrumentations-node');
const { NodeSDK } = require('@opentelemetry/sdk-node');
const { OTLPTraceExporter } = require('@opentelemetry/exporter-trace-otlp-proto');
const {
AggregationTemporality,
PeriodicExportingMetricReader,
} = require('@opentelemetry/sdk-metrics');
const { OTLPMetricExporter } = require('@opentelemetry/exporter-metrics-otlp-proto');
const traceExporter = new OTLPTraceExporter({
headers: {
'api-key': process.env.OTEL_TOKEN,
},
});
const metricReader = new PeriodicExportingMetricReader({
exporter: new OTLPMetricExporter({
headers: {
'api-key': process.env.OTEL_TOKEN,
},
temporalityPreference: AggregationTemporality.DELTA,
}),
exportIntervalMillis: 60000,
});
const sdk = new NodeSDK({
traceExporter,
instrumentations: [getNodeAutoInstrumentations()],
metricReader,
});
sdk
.start()
.then(() => console.log('Tracing initialized'))
.catch((error) => console.log('Error initializing tracing', error));
// gracefully shut down the SDK on process exit
process.on('SIGTERM', () => {
sdk
.shutdown()
.then(() => console.log('Tracing terminated'))
.catch((error) => console.log('Error terminating tracing', error))
.finally(() => process.exit(0));
});